root / hw / arm / pxa2xx.c @ 327ed10f
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1 | c1713132 | balrog | /*
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2 | c1713132 | balrog | * Intel XScale PXA255/270 processor support.
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3 | c1713132 | balrog | *
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4 | c1713132 | balrog | * Copyright (c) 2006 Openedhand Ltd.
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5 | c1713132 | balrog | * Written by Andrzej Zaborowski <balrog@zabor.org>
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6 | c1713132 | balrog | *
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7 | 8e31bf38 | Matthew Fernandez | * This code is licensed under the GPL.
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8 | c1713132 | balrog | */
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9 | c1713132 | balrog | |
10 | 83c9f4ca | Paolo Bonzini | #include "hw/sysbus.h" |
11 | 0d09e41a | Paolo Bonzini | #include "hw/arm/pxa.h" |
12 | 9c17d615 | Paolo Bonzini | #include "sysemu/sysemu.h" |
13 | 0d09e41a | Paolo Bonzini | #include "hw/char/serial.h" |
14 | 0d09e41a | Paolo Bonzini | #include "hw/i2c/i2c.h" |
15 | 83c9f4ca | Paolo Bonzini | #include "hw/ssi.h" |
16 | dccfcd0e | Paolo Bonzini | #include "sysemu/char.h" |
17 | 9c17d615 | Paolo Bonzini | #include "sysemu/blockdev.h" |
18 | c1713132 | balrog | |
19 | c1713132 | balrog | static struct { |
20 | a8170e5e | Avi Kivity | hwaddr io_base; |
21 | c1713132 | balrog | int irqn;
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22 | c1713132 | balrog | } pxa255_serial[] = { |
23 | c1713132 | balrog | { 0x40100000, PXA2XX_PIC_FFUART },
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24 | c1713132 | balrog | { 0x40200000, PXA2XX_PIC_BTUART },
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25 | c1713132 | balrog | { 0x40700000, PXA2XX_PIC_STUART },
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26 | c1713132 | balrog | { 0x41600000, PXA25X_PIC_HWUART },
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27 | c1713132 | balrog | { 0, 0 } |
28 | c1713132 | balrog | }, pxa270_serial[] = { |
29 | c1713132 | balrog | { 0x40100000, PXA2XX_PIC_FFUART },
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30 | c1713132 | balrog | { 0x40200000, PXA2XX_PIC_BTUART },
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31 | c1713132 | balrog | { 0x40700000, PXA2XX_PIC_STUART },
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32 | c1713132 | balrog | { 0, 0 } |
33 | c1713132 | balrog | }; |
34 | c1713132 | balrog | |
35 | fa58c156 | bellard | typedef struct PXASSPDef { |
36 | a8170e5e | Avi Kivity | hwaddr io_base; |
37 | c1713132 | balrog | int irqn;
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38 | fa58c156 | bellard | } PXASSPDef; |
39 | fa58c156 | bellard | |
40 | fa58c156 | bellard | #if 0
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41 | fa58c156 | bellard | static PXASSPDef pxa250_ssp[] = {
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42 | c1713132 | balrog | { 0x41000000, PXA2XX_PIC_SSP },
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43 | c1713132 | balrog | { 0, 0 }
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44 | fa58c156 | bellard | };
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45 | fa58c156 | bellard | #endif
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46 | fa58c156 | bellard | |
47 | fa58c156 | bellard | static PXASSPDef pxa255_ssp[] = {
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48 | c1713132 | balrog | { 0x41000000, PXA2XX_PIC_SSP },
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49 | c1713132 | balrog | { 0x41400000, PXA25X_PIC_NSSP },
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50 | c1713132 | balrog | { 0, 0 } |
51 | fa58c156 | bellard | }; |
52 | fa58c156 | bellard | |
53 | fa58c156 | bellard | #if 0
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54 | fa58c156 | bellard | static PXASSPDef pxa26x_ssp[] = {
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55 | c1713132 | balrog | { 0x41000000, PXA2XX_PIC_SSP },
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56 | c1713132 | balrog | { 0x41400000, PXA25X_PIC_NSSP },
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57 | c1713132 | balrog | { 0x41500000, PXA26X_PIC_ASSP },
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58 | c1713132 | balrog | { 0, 0 }
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59 | fa58c156 | bellard | };
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60 | fa58c156 | bellard | #endif
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61 | fa58c156 | bellard | |
62 | fa58c156 | bellard | static PXASSPDef pxa27x_ssp[] = {
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63 | c1713132 | balrog | { 0x41000000, PXA2XX_PIC_SSP },
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64 | c1713132 | balrog | { 0x41700000, PXA27X_PIC_SSP2 },
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65 | c1713132 | balrog | { 0x41900000, PXA2XX_PIC_SSP3 },
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66 | c1713132 | balrog | { 0, 0 } |
67 | c1713132 | balrog | }; |
68 | c1713132 | balrog | |
69 | c1713132 | balrog | #define PMCR 0x00 /* Power Manager Control register */ |
70 | c1713132 | balrog | #define PSSR 0x04 /* Power Manager Sleep Status register */ |
71 | c1713132 | balrog | #define PSPR 0x08 /* Power Manager Scratch-Pad register */ |
72 | c1713132 | balrog | #define PWER 0x0c /* Power Manager Wake-Up Enable register */ |
73 | c1713132 | balrog | #define PRER 0x10 /* Power Manager Rising-Edge Detect Enable register */ |
74 | c1713132 | balrog | #define PFER 0x14 /* Power Manager Falling-Edge Detect Enable register */ |
75 | c1713132 | balrog | #define PEDR 0x18 /* Power Manager Edge-Detect Status register */ |
76 | c1713132 | balrog | #define PCFR 0x1c /* Power Manager General Configuration register */ |
77 | c1713132 | balrog | #define PGSR0 0x20 /* Power Manager GPIO Sleep-State register 0 */ |
78 | c1713132 | balrog | #define PGSR1 0x24 /* Power Manager GPIO Sleep-State register 1 */ |
79 | c1713132 | balrog | #define PGSR2 0x28 /* Power Manager GPIO Sleep-State register 2 */ |
80 | c1713132 | balrog | #define PGSR3 0x2c /* Power Manager GPIO Sleep-State register 3 */ |
81 | c1713132 | balrog | #define RCSR 0x30 /* Reset Controller Status register */ |
82 | c1713132 | balrog | #define PSLR 0x34 /* Power Manager Sleep Configuration register */ |
83 | c1713132 | balrog | #define PTSR 0x38 /* Power Manager Standby Configuration register */ |
84 | c1713132 | balrog | #define PVCR 0x40 /* Power Manager Voltage Change Control register */ |
85 | c1713132 | balrog | #define PUCR 0x4c /* Power Manager USIM Card Control/Status register */ |
86 | c1713132 | balrog | #define PKWR 0x50 /* Power Manager Keyboard Wake-Up Enable register */ |
87 | c1713132 | balrog | #define PKSR 0x54 /* Power Manager Keyboard Level-Detect Status */ |
88 | c1713132 | balrog | #define PCMD0 0x80 /* Power Manager I2C Command register File 0 */ |
89 | c1713132 | balrog | #define PCMD31 0xfc /* Power Manager I2C Command register File 31 */ |
90 | c1713132 | balrog | |
91 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_pm_read(void *opaque, hwaddr addr, |
92 | adfc39ea | Avi Kivity | unsigned size)
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93 | c1713132 | balrog | { |
94 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
95 | c1713132 | balrog | |
96 | c1713132 | balrog | switch (addr) {
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97 | c1713132 | balrog | case PMCR ... PCMD31:
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98 | c1713132 | balrog | if (addr & 3) |
99 | c1713132 | balrog | goto fail;
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100 | c1713132 | balrog | |
101 | c1713132 | balrog | return s->pm_regs[addr >> 2]; |
102 | c1713132 | balrog | default:
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103 | c1713132 | balrog | fail:
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104 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
105 | c1713132 | balrog | break;
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106 | c1713132 | balrog | } |
107 | c1713132 | balrog | return 0; |
108 | c1713132 | balrog | } |
109 | c1713132 | balrog | |
110 | a8170e5e | Avi Kivity | static void pxa2xx_pm_write(void *opaque, hwaddr addr, |
111 | adfc39ea | Avi Kivity | uint64_t value, unsigned size)
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112 | c1713132 | balrog | { |
113 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
114 | c1713132 | balrog | |
115 | c1713132 | balrog | switch (addr) {
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116 | c1713132 | balrog | case PMCR:
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117 | afd4a652 | Peter Maydell | /* Clear the write-one-to-clear bits... */
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118 | afd4a652 | Peter Maydell | s->pm_regs[addr >> 2] &= ~(value & 0x2a); |
119 | afd4a652 | Peter Maydell | /* ...and set the plain r/w bits */
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120 | 7c64d297 | Peter Maydell | s->pm_regs[addr >> 2] &= ~0x15; |
121 | c1713132 | balrog | s->pm_regs[addr >> 2] |= value & 0x15; |
122 | c1713132 | balrog | break;
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123 | c1713132 | balrog | |
124 | c1713132 | balrog | case PSSR: /* Read-clean registers */ |
125 | c1713132 | balrog | case RCSR:
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126 | c1713132 | balrog | case PKSR:
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127 | c1713132 | balrog | s->pm_regs[addr >> 2] &= ~value;
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128 | c1713132 | balrog | break;
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129 | c1713132 | balrog | |
130 | c1713132 | balrog | default: /* Read-write registers */ |
131 | 603ff776 | Blue Swirl | if (!(addr & 3)) { |
132 | c1713132 | balrog | s->pm_regs[addr >> 2] = value;
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133 | c1713132 | balrog | break;
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134 | c1713132 | balrog | } |
135 | c1713132 | balrog | |
136 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
137 | c1713132 | balrog | break;
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138 | c1713132 | balrog | } |
139 | c1713132 | balrog | } |
140 | c1713132 | balrog | |
141 | adfc39ea | Avi Kivity | static const MemoryRegionOps pxa2xx_pm_ops = { |
142 | adfc39ea | Avi Kivity | .read = pxa2xx_pm_read, |
143 | adfc39ea | Avi Kivity | .write = pxa2xx_pm_write, |
144 | adfc39ea | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
145 | c1713132 | balrog | }; |
146 | c1713132 | balrog | |
147 | f0ab24ce | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_pm = { |
148 | f0ab24ce | Juan Quintela | .name = "pxa2xx_pm",
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149 | f0ab24ce | Juan Quintela | .version_id = 0,
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150 | f0ab24ce | Juan Quintela | .minimum_version_id = 0,
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151 | f0ab24ce | Juan Quintela | .minimum_version_id_old = 0,
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152 | f0ab24ce | Juan Quintela | .fields = (VMStateField[]) { |
153 | f0ab24ce | Juan Quintela | VMSTATE_UINT32_ARRAY(pm_regs, PXA2xxState, 0x40),
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154 | f0ab24ce | Juan Quintela | VMSTATE_END_OF_LIST() |
155 | f0ab24ce | Juan Quintela | } |
156 | f0ab24ce | Juan Quintela | }; |
157 | aa941b94 | balrog | |
158 | c1713132 | balrog | #define CCCR 0x00 /* Core Clock Configuration register */ |
159 | c1713132 | balrog | #define CKEN 0x04 /* Clock Enable register */ |
160 | c1713132 | balrog | #define OSCC 0x08 /* Oscillator Configuration register */ |
161 | c1713132 | balrog | #define CCSR 0x0c /* Core Clock Status register */ |
162 | c1713132 | balrog | |
163 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_cm_read(void *opaque, hwaddr addr, |
164 | adfc39ea | Avi Kivity | unsigned size)
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165 | c1713132 | balrog | { |
166 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
167 | c1713132 | balrog | |
168 | c1713132 | balrog | switch (addr) {
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169 | c1713132 | balrog | case CCCR:
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170 | c1713132 | balrog | case CKEN:
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171 | c1713132 | balrog | case OSCC:
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172 | c1713132 | balrog | return s->cm_regs[addr >> 2]; |
173 | c1713132 | balrog | |
174 | c1713132 | balrog | case CCSR:
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175 | c1713132 | balrog | return s->cm_regs[CCCR >> 2] | (3 << 28); |
176 | c1713132 | balrog | |
177 | c1713132 | balrog | default:
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178 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
179 | c1713132 | balrog | break;
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180 | c1713132 | balrog | } |
181 | c1713132 | balrog | return 0; |
182 | c1713132 | balrog | } |
183 | c1713132 | balrog | |
184 | a8170e5e | Avi Kivity | static void pxa2xx_cm_write(void *opaque, hwaddr addr, |
185 | adfc39ea | Avi Kivity | uint64_t value, unsigned size)
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186 | c1713132 | balrog | { |
187 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
188 | c1713132 | balrog | |
189 | c1713132 | balrog | switch (addr) {
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190 | c1713132 | balrog | case CCCR:
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191 | c1713132 | balrog | case CKEN:
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192 | c1713132 | balrog | s->cm_regs[addr >> 2] = value;
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193 | c1713132 | balrog | break;
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194 | c1713132 | balrog | |
195 | c1713132 | balrog | case OSCC:
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196 | 565d2895 | balrog | s->cm_regs[addr >> 2] &= ~0x6c; |
197 | c1713132 | balrog | s->cm_regs[addr >> 2] |= value & 0x6e; |
198 | 565d2895 | balrog | if ((value >> 1) & 1) /* OON */ |
199 | 565d2895 | balrog | s->cm_regs[addr >> 2] |= 1 << 0; /* Oscillator is now stable */ |
200 | c1713132 | balrog | break;
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201 | c1713132 | balrog | |
202 | c1713132 | balrog | default:
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203 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
204 | c1713132 | balrog | break;
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205 | c1713132 | balrog | } |
206 | c1713132 | balrog | } |
207 | c1713132 | balrog | |
208 | adfc39ea | Avi Kivity | static const MemoryRegionOps pxa2xx_cm_ops = { |
209 | adfc39ea | Avi Kivity | .read = pxa2xx_cm_read, |
210 | adfc39ea | Avi Kivity | .write = pxa2xx_cm_write, |
211 | adfc39ea | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
212 | c1713132 | balrog | }; |
213 | c1713132 | balrog | |
214 | ae1f90de | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_cm = { |
215 | ae1f90de | Juan Quintela | .name = "pxa2xx_cm",
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216 | ae1f90de | Juan Quintela | .version_id = 0,
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217 | ae1f90de | Juan Quintela | .minimum_version_id = 0,
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218 | ae1f90de | Juan Quintela | .minimum_version_id_old = 0,
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219 | ae1f90de | Juan Quintela | .fields = (VMStateField[]) { |
220 | ae1f90de | Juan Quintela | VMSTATE_UINT32_ARRAY(cm_regs, PXA2xxState, 4),
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221 | ae1f90de | Juan Quintela | VMSTATE_UINT32(clkcfg, PXA2xxState), |
222 | ae1f90de | Juan Quintela | VMSTATE_UINT32(pmnc, PXA2xxState), |
223 | ae1f90de | Juan Quintela | VMSTATE_END_OF_LIST() |
224 | ae1f90de | Juan Quintela | } |
225 | ae1f90de | Juan Quintela | }; |
226 | aa941b94 | balrog | |
227 | c4241c7d | Peter Maydell | static uint64_t pxa2xx_clkcfg_read(CPUARMState *env, const ARMCPRegInfo *ri) |
228 | c1713132 | balrog | { |
229 | e2f8a44d | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
230 | c4241c7d | Peter Maydell | return s->clkcfg;
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231 | e2f8a44d | Peter Maydell | } |
232 | c1713132 | balrog | |
233 | c4241c7d | Peter Maydell | static void pxa2xx_clkcfg_write(CPUARMState *env, const ARMCPRegInfo *ri, |
234 | c4241c7d | Peter Maydell | uint64_t value) |
235 | e2f8a44d | Peter Maydell | { |
236 | e2f8a44d | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
237 | e2f8a44d | Peter Maydell | s->clkcfg = value & 0xf;
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238 | e2f8a44d | Peter Maydell | if (value & 2) { |
239 | e2f8a44d | Peter Maydell | printf("%s: CPU frequency change attempt\n", __func__);
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240 | c1713132 | balrog | } |
241 | c1713132 | balrog | } |
242 | c1713132 | balrog | |
243 | c4241c7d | Peter Maydell | static void pxa2xx_pwrmode_write(CPUARMState *env, const ARMCPRegInfo *ri, |
244 | c4241c7d | Peter Maydell | uint64_t value) |
245 | c1713132 | balrog | { |
246 | e2f8a44d | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
247 | c1713132 | balrog | static const char *pwrmode[8] = { |
248 | c1713132 | balrog | "Normal", "Idle", "Deep-idle", "Standby", |
249 | c1713132 | balrog | "Sleep", "reserved (!)", "reserved (!)", "Deep-sleep", |
250 | c1713132 | balrog | }; |
251 | c1713132 | balrog | |
252 | e2f8a44d | Peter Maydell | if (value & 8) { |
253 | e2f8a44d | Peter Maydell | printf("%s: CPU voltage change attempt\n", __func__);
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254 | e2f8a44d | Peter Maydell | } |
255 | e2f8a44d | Peter Maydell | switch (value & 7) { |
256 | e2f8a44d | Peter Maydell | case 0: |
257 | e2f8a44d | Peter Maydell | /* Do nothing */
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258 | c1713132 | balrog | break;
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259 | c1713132 | balrog | |
260 | e2f8a44d | Peter Maydell | case 1: |
261 | e2f8a44d | Peter Maydell | /* Idle */
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262 | e2f8a44d | Peter Maydell | if (!(s->cm_regs[CCCR >> 2] & (1 << 31))) { /* CPDIS */ |
263 | c3affe56 | Andreas Färber | cpu_interrupt(CPU(s->cpu), CPU_INTERRUPT_HALT); |
264 | e2f8a44d | Peter Maydell | break;
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265 | e2f8a44d | Peter Maydell | } |
266 | e2f8a44d | Peter Maydell | /* Fall through. */
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267 | e2f8a44d | Peter Maydell | |
268 | e2f8a44d | Peter Maydell | case 2: |
269 | e2f8a44d | Peter Maydell | /* Deep-Idle */
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270 | c3affe56 | Andreas Färber | cpu_interrupt(CPU(s->cpu), CPU_INTERRUPT_HALT); |
271 | e2f8a44d | Peter Maydell | s->pm_regs[RCSR >> 2] |= 0x8; /* Set GPR */ |
272 | e2f8a44d | Peter Maydell | goto message;
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273 | e2f8a44d | Peter Maydell | |
274 | e2f8a44d | Peter Maydell | case 3: |
275 | e2f8a44d | Peter Maydell | s->cpu->env.uncached_cpsr = |
276 | e2f8a44d | Peter Maydell | ARM_CPU_MODE_SVC | CPSR_A | CPSR_F | CPSR_I; |
277 | e2f8a44d | Peter Maydell | s->cpu->env.cp15.c1_sys = 0;
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278 | e2f8a44d | Peter Maydell | s->cpu->env.cp15.c1_coproc = 0;
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279 | 327ed10f | Peter Maydell | s->cpu->env.cp15.ttbr0_el1 = 0;
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280 | e2f8a44d | Peter Maydell | s->cpu->env.cp15.c3 = 0;
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281 | e2f8a44d | Peter Maydell | s->pm_regs[PSSR >> 2] |= 0x8; /* Set STS */ |
282 | e2f8a44d | Peter Maydell | s->pm_regs[RCSR >> 2] |= 0x8; /* Set GPR */ |
283 | e2f8a44d | Peter Maydell | |
284 | e2f8a44d | Peter Maydell | /*
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285 | e2f8a44d | Peter Maydell | * The scratch-pad register is almost universally used
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286 | e2f8a44d | Peter Maydell | * for storing the return address on suspend. For the
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287 | e2f8a44d | Peter Maydell | * lack of a resuming bootloader, perform a jump
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288 | e2f8a44d | Peter Maydell | * directly to that address.
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289 | e2f8a44d | Peter Maydell | */
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290 | e2f8a44d | Peter Maydell | memset(s->cpu->env.regs, 0, 4 * 15); |
291 | e2f8a44d | Peter Maydell | s->cpu->env.regs[15] = s->pm_regs[PSPR >> 2]; |
292 | c1713132 | balrog | |
293 | c1713132 | balrog | #if 0
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294 | e2f8a44d | Peter Maydell | buffer = 0xe59ff000; /* ldr pc, [pc, #0] */
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295 | e2f8a44d | Peter Maydell | cpu_physical_memory_write(0, &buffer, 4);
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296 | e2f8a44d | Peter Maydell | buffer = s->pm_regs[PSPR >> 2];
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297 | e2f8a44d | Peter Maydell | cpu_physical_memory_write(8, &buffer, 4);
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298 | c1713132 | balrog | #endif
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299 | c1713132 | balrog | |
300 | e2f8a44d | Peter Maydell | /* Suspend */
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301 | 4917cf44 | Andreas Färber | cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT); |
302 | c1713132 | balrog | |
303 | e2f8a44d | Peter Maydell | goto message;
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304 | c1713132 | balrog | |
305 | c1713132 | balrog | default:
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306 | e2f8a44d | Peter Maydell | message:
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307 | e2f8a44d | Peter Maydell | printf("%s: machine entered %s mode\n", __func__,
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308 | e2f8a44d | Peter Maydell | pwrmode[value & 7]);
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309 | c1713132 | balrog | } |
310 | c1713132 | balrog | } |
311 | c1713132 | balrog | |
312 | c4241c7d | Peter Maydell | static uint64_t pxa2xx_cppmnc_read(CPUARMState *env, const ARMCPRegInfo *ri) |
313 | dc2a9045 | Peter Maydell | { |
314 | dc2a9045 | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
315 | c4241c7d | Peter Maydell | return s->pmnc;
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316 | dc2a9045 | Peter Maydell | } |
317 | dc2a9045 | Peter Maydell | |
318 | c4241c7d | Peter Maydell | static void pxa2xx_cppmnc_write(CPUARMState *env, const ARMCPRegInfo *ri, |
319 | c4241c7d | Peter Maydell | uint64_t value) |
320 | dc2a9045 | Peter Maydell | { |
321 | dc2a9045 | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
322 | dc2a9045 | Peter Maydell | s->pmnc = value; |
323 | dc2a9045 | Peter Maydell | } |
324 | dc2a9045 | Peter Maydell | |
325 | c4241c7d | Peter Maydell | static uint64_t pxa2xx_cpccnt_read(CPUARMState *env, const ARMCPRegInfo *ri) |
326 | dc2a9045 | Peter Maydell | { |
327 | dc2a9045 | Peter Maydell | PXA2xxState *s = (PXA2xxState *)ri->opaque; |
328 | dc2a9045 | Peter Maydell | if (s->pmnc & 1) { |
329 | c4241c7d | Peter Maydell | return qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
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330 | dc2a9045 | Peter Maydell | } else {
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331 | c4241c7d | Peter Maydell | return 0; |
332 | dc2a9045 | Peter Maydell | } |
333 | dc2a9045 | Peter Maydell | } |
334 | dc2a9045 | Peter Maydell | |
335 | dc2a9045 | Peter Maydell | static const ARMCPRegInfo pxa_cp_reginfo[] = { |
336 | f565235b | Peter Maydell | /* cp14 crm==1: perf registers */
|
337 | f565235b | Peter Maydell | { .name = "CPPMNC", .cp = 14, .crn = 0, .crm = 1, .opc1 = 0, .opc2 = 0, |
338 | dc2a9045 | Peter Maydell | .access = PL1_RW, |
339 | dc2a9045 | Peter Maydell | .readfn = pxa2xx_cppmnc_read, .writefn = pxa2xx_cppmnc_write }, |
340 | dc2a9045 | Peter Maydell | { .name = "CPCCNT", .cp = 14, .crn = 1, .crm = 1, .opc1 = 0, .opc2 = 0, |
341 | dc2a9045 | Peter Maydell | .access = PL1_RW, |
342 | dc2a9045 | Peter Maydell | .readfn = pxa2xx_cpccnt_read, .writefn = arm_cp_write_ignore }, |
343 | f565235b | Peter Maydell | { .name = "CPINTEN", .cp = 14, .crn = 4, .crm = 1, .opc1 = 0, .opc2 = 0, |
344 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
345 | f565235b | Peter Maydell | { .name = "CPFLAG", .cp = 14, .crn = 5, .crm = 1, .opc1 = 0, .opc2 = 0, |
346 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
347 | f565235b | Peter Maydell | { .name = "CPEVTSEL", .cp = 14, .crn = 8, .crm = 1, .opc1 = 0, .opc2 = 0, |
348 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
349 | f565235b | Peter Maydell | /* cp14 crm==2: performance count registers */
|
350 | f565235b | Peter Maydell | { .name = "CPPMN0", .cp = 14, .crn = 0, .crm = 2, .opc1 = 0, .opc2 = 0, |
351 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
352 | f565235b | Peter Maydell | { .name = "CPPMN1", .cp = 14, .crn = 1, .crm = 2, .opc1 = 0, .opc2 = 0, |
353 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
354 | dc2a9045 | Peter Maydell | { .name = "CPPMN2", .cp = 14, .crn = 2, .crm = 2, .opc1 = 0, .opc2 = 0, |
355 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
356 | dc2a9045 | Peter Maydell | { .name = "CPPMN3", .cp = 14, .crn = 2, .crm = 3, .opc1 = 0, .opc2 = 0, |
357 | dc2a9045 | Peter Maydell | .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
358 | e2f8a44d | Peter Maydell | /* cp14 crn==6: CLKCFG */
|
359 | e2f8a44d | Peter Maydell | { .name = "CLKCFG", .cp = 14, .crn = 6, .crm = 0, .opc1 = 0, .opc2 = 0, |
360 | e2f8a44d | Peter Maydell | .access = PL1_RW, |
361 | e2f8a44d | Peter Maydell | .readfn = pxa2xx_clkcfg_read, .writefn = pxa2xx_clkcfg_write }, |
362 | e2f8a44d | Peter Maydell | /* cp14 crn==7: PWRMODE */
|
363 | e2f8a44d | Peter Maydell | { .name = "PWRMODE", .cp = 14, .crn = 7, .crm = 0, .opc1 = 0, .opc2 = 0, |
364 | e2f8a44d | Peter Maydell | .access = PL1_RW, |
365 | e2f8a44d | Peter Maydell | .readfn = arm_cp_read_zero, .writefn = pxa2xx_pwrmode_write }, |
366 | dc2a9045 | Peter Maydell | REGINFO_SENTINEL |
367 | dc2a9045 | Peter Maydell | }; |
368 | dc2a9045 | Peter Maydell | |
369 | dc2a9045 | Peter Maydell | static void pxa2xx_setup_cp14(PXA2xxState *s) |
370 | dc2a9045 | Peter Maydell | { |
371 | dc2a9045 | Peter Maydell | define_arm_cp_regs_with_opaque(s->cpu, pxa_cp_reginfo, s); |
372 | dc2a9045 | Peter Maydell | } |
373 | dc2a9045 | Peter Maydell | |
374 | c1713132 | balrog | #define MDCNFG 0x00 /* SDRAM Configuration register */ |
375 | c1713132 | balrog | #define MDREFR 0x04 /* SDRAM Refresh Control register */ |
376 | c1713132 | balrog | #define MSC0 0x08 /* Static Memory Control register 0 */ |
377 | c1713132 | balrog | #define MSC1 0x0c /* Static Memory Control register 1 */ |
378 | c1713132 | balrog | #define MSC2 0x10 /* Static Memory Control register 2 */ |
379 | c1713132 | balrog | #define MECR 0x14 /* Expansion Memory Bus Config register */ |
380 | c1713132 | balrog | #define SXCNFG 0x1c /* Synchronous Static Memory Config register */ |
381 | c1713132 | balrog | #define MCMEM0 0x28 /* PC Card Memory Socket 0 Timing register */ |
382 | c1713132 | balrog | #define MCMEM1 0x2c /* PC Card Memory Socket 1 Timing register */ |
383 | c1713132 | balrog | #define MCATT0 0x30 /* PC Card Attribute Socket 0 register */ |
384 | c1713132 | balrog | #define MCATT1 0x34 /* PC Card Attribute Socket 1 register */ |
385 | c1713132 | balrog | #define MCIO0 0x38 /* PC Card I/O Socket 0 Timing register */ |
386 | c1713132 | balrog | #define MCIO1 0x3c /* PC Card I/O Socket 1 Timing register */ |
387 | c1713132 | balrog | #define MDMRS 0x40 /* SDRAM Mode Register Set Config register */ |
388 | c1713132 | balrog | #define BOOT_DEF 0x44 /* Boot-time Default Configuration register */ |
389 | c1713132 | balrog | #define ARB_CNTL 0x48 /* Arbiter Control register */ |
390 | c1713132 | balrog | #define BSCNTR0 0x4c /* Memory Buffer Strength Control register 0 */ |
391 | c1713132 | balrog | #define BSCNTR1 0x50 /* Memory Buffer Strength Control register 1 */ |
392 | c1713132 | balrog | #define LCDBSCNTR 0x54 /* LCD Buffer Strength Control register */ |
393 | c1713132 | balrog | #define MDMRSLP 0x58 /* Low Power SDRAM Mode Set Config register */ |
394 | c1713132 | balrog | #define BSCNTR2 0x5c /* Memory Buffer Strength Control register 2 */ |
395 | c1713132 | balrog | #define BSCNTR3 0x60 /* Memory Buffer Strength Control register 3 */ |
396 | c1713132 | balrog | #define SA1110 0x64 /* SA-1110 Memory Compatibility register */ |
397 | c1713132 | balrog | |
398 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_mm_read(void *opaque, hwaddr addr, |
399 | adfc39ea | Avi Kivity | unsigned size)
|
400 | c1713132 | balrog | { |
401 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
402 | c1713132 | balrog | |
403 | c1713132 | balrog | switch (addr) {
|
404 | c1713132 | balrog | case MDCNFG ... SA1110:
|
405 | c1713132 | balrog | if ((addr & 3) == 0) |
406 | c1713132 | balrog | return s->mm_regs[addr >> 2]; |
407 | c1713132 | balrog | |
408 | c1713132 | balrog | default:
|
409 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
410 | c1713132 | balrog | break;
|
411 | c1713132 | balrog | } |
412 | c1713132 | balrog | return 0; |
413 | c1713132 | balrog | } |
414 | c1713132 | balrog | |
415 | a8170e5e | Avi Kivity | static void pxa2xx_mm_write(void *opaque, hwaddr addr, |
416 | adfc39ea | Avi Kivity | uint64_t value, unsigned size)
|
417 | c1713132 | balrog | { |
418 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
419 | c1713132 | balrog | |
420 | c1713132 | balrog | switch (addr) {
|
421 | c1713132 | balrog | case MDCNFG ... SA1110:
|
422 | c1713132 | balrog | if ((addr & 3) == 0) { |
423 | c1713132 | balrog | s->mm_regs[addr >> 2] = value;
|
424 | c1713132 | balrog | break;
|
425 | c1713132 | balrog | } |
426 | c1713132 | balrog | |
427 | c1713132 | balrog | default:
|
428 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
429 | c1713132 | balrog | break;
|
430 | c1713132 | balrog | } |
431 | c1713132 | balrog | } |
432 | c1713132 | balrog | |
433 | adfc39ea | Avi Kivity | static const MemoryRegionOps pxa2xx_mm_ops = { |
434 | adfc39ea | Avi Kivity | .read = pxa2xx_mm_read, |
435 | adfc39ea | Avi Kivity | .write = pxa2xx_mm_write, |
436 | adfc39ea | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
437 | c1713132 | balrog | }; |
438 | c1713132 | balrog | |
439 | d102d495 | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_mm = { |
440 | d102d495 | Juan Quintela | .name = "pxa2xx_mm",
|
441 | d102d495 | Juan Quintela | .version_id = 0,
|
442 | d102d495 | Juan Quintela | .minimum_version_id = 0,
|
443 | d102d495 | Juan Quintela | .minimum_version_id_old = 0,
|
444 | d102d495 | Juan Quintela | .fields = (VMStateField[]) { |
445 | d102d495 | Juan Quintela | VMSTATE_UINT32_ARRAY(mm_regs, PXA2xxState, 0x1a),
|
446 | d102d495 | Juan Quintela | VMSTATE_END_OF_LIST() |
447 | d102d495 | Juan Quintela | } |
448 | d102d495 | Juan Quintela | }; |
449 | aa941b94 | balrog | |
450 | 12a82804 | Andreas Färber | #define TYPE_PXA2XX_SSP "pxa2xx-ssp" |
451 | 12a82804 | Andreas Färber | #define PXA2XX_SSP(obj) \
|
452 | 12a82804 | Andreas Färber | OBJECT_CHECK(PXA2xxSSPState, (obj), TYPE_PXA2XX_SSP) |
453 | 12a82804 | Andreas Färber | |
454 | c1713132 | balrog | /* Synchronous Serial Ports */
|
455 | a984a69e | Paul Brook | typedef struct { |
456 | 12a82804 | Andreas Färber | /*< private >*/
|
457 | 12a82804 | Andreas Färber | SysBusDevice parent_obj; |
458 | 12a82804 | Andreas Färber | /*< public >*/
|
459 | 12a82804 | Andreas Färber | |
460 | 9c843933 | Avi Kivity | MemoryRegion iomem; |
461 | c1713132 | balrog | qemu_irq irq; |
462 | c1713132 | balrog | int enable;
|
463 | a984a69e | Paul Brook | SSIBus *bus; |
464 | c1713132 | balrog | |
465 | c1713132 | balrog | uint32_t sscr[2];
|
466 | c1713132 | balrog | uint32_t sspsp; |
467 | c1713132 | balrog | uint32_t ssto; |
468 | c1713132 | balrog | uint32_t ssitr; |
469 | c1713132 | balrog | uint32_t sssr; |
470 | c1713132 | balrog | uint8_t sstsa; |
471 | c1713132 | balrog | uint8_t ssrsa; |
472 | c1713132 | balrog | uint8_t ssacd; |
473 | c1713132 | balrog | |
474 | c1713132 | balrog | uint32_t rx_fifo[16];
|
475 | c1713132 | balrog | int rx_level;
|
476 | c1713132 | balrog | int rx_start;
|
477 | a984a69e | Paul Brook | } PXA2xxSSPState; |
478 | c1713132 | balrog | |
479 | c1713132 | balrog | #define SSCR0 0x00 /* SSP Control register 0 */ |
480 | c1713132 | balrog | #define SSCR1 0x04 /* SSP Control register 1 */ |
481 | c1713132 | balrog | #define SSSR 0x08 /* SSP Status register */ |
482 | c1713132 | balrog | #define SSITR 0x0c /* SSP Interrupt Test register */ |
483 | c1713132 | balrog | #define SSDR 0x10 /* SSP Data register */ |
484 | c1713132 | balrog | #define SSTO 0x28 /* SSP Time-Out register */ |
485 | c1713132 | balrog | #define SSPSP 0x2c /* SSP Programmable Serial Protocol register */ |
486 | c1713132 | balrog | #define SSTSA 0x30 /* SSP TX Time Slot Active register */ |
487 | c1713132 | balrog | #define SSRSA 0x34 /* SSP RX Time Slot Active register */ |
488 | c1713132 | balrog | #define SSTSS 0x38 /* SSP Time Slot Status register */ |
489 | c1713132 | balrog | #define SSACD 0x3c /* SSP Audio Clock Divider register */ |
490 | c1713132 | balrog | |
491 | c1713132 | balrog | /* Bitfields for above registers */
|
492 | c1713132 | balrog | #define SSCR0_SPI(x) (((x) & 0x30) == 0x00) |
493 | c1713132 | balrog | #define SSCR0_SSP(x) (((x) & 0x30) == 0x10) |
494 | c1713132 | balrog | #define SSCR0_UWIRE(x) (((x) & 0x30) == 0x20) |
495 | c1713132 | balrog | #define SSCR0_PSP(x) (((x) & 0x30) == 0x30) |
496 | c1713132 | balrog | #define SSCR0_SSE (1 << 7) |
497 | c1713132 | balrog | #define SSCR0_RIM (1 << 22) |
498 | c1713132 | balrog | #define SSCR0_TIM (1 << 23) |
499 | c1713132 | balrog | #define SSCR0_MOD (1 << 31) |
500 | c1713132 | balrog | #define SSCR0_DSS(x) (((((x) >> 16) & 0x10) | ((x) & 0xf)) + 1) |
501 | c1713132 | balrog | #define SSCR1_RIE (1 << 0) |
502 | c1713132 | balrog | #define SSCR1_TIE (1 << 1) |
503 | c1713132 | balrog | #define SSCR1_LBM (1 << 2) |
504 | c1713132 | balrog | #define SSCR1_MWDS (1 << 5) |
505 | c1713132 | balrog | #define SSCR1_TFT(x) ((((x) >> 6) & 0xf) + 1) |
506 | c1713132 | balrog | #define SSCR1_RFT(x) ((((x) >> 10) & 0xf) + 1) |
507 | c1713132 | balrog | #define SSCR1_EFWR (1 << 14) |
508 | c1713132 | balrog | #define SSCR1_PINTE (1 << 18) |
509 | c1713132 | balrog | #define SSCR1_TINTE (1 << 19) |
510 | c1713132 | balrog | #define SSCR1_RSRE (1 << 20) |
511 | c1713132 | balrog | #define SSCR1_TSRE (1 << 21) |
512 | c1713132 | balrog | #define SSCR1_EBCEI (1 << 29) |
513 | c1713132 | balrog | #define SSITR_INT (7 << 5) |
514 | c1713132 | balrog | #define SSSR_TNF (1 << 2) |
515 | c1713132 | balrog | #define SSSR_RNE (1 << 3) |
516 | c1713132 | balrog | #define SSSR_TFS (1 << 5) |
517 | c1713132 | balrog | #define SSSR_RFS (1 << 6) |
518 | c1713132 | balrog | #define SSSR_ROR (1 << 7) |
519 | c1713132 | balrog | #define SSSR_PINT (1 << 18) |
520 | c1713132 | balrog | #define SSSR_TINT (1 << 19) |
521 | c1713132 | balrog | #define SSSR_EOC (1 << 20) |
522 | c1713132 | balrog | #define SSSR_TUR (1 << 21) |
523 | c1713132 | balrog | #define SSSR_BCE (1 << 23) |
524 | c1713132 | balrog | #define SSSR_RW 0x00bc0080 |
525 | c1713132 | balrog | |
526 | bc24a225 | Paul Brook | static void pxa2xx_ssp_int_update(PXA2xxSSPState *s) |
527 | c1713132 | balrog | { |
528 | c1713132 | balrog | int level = 0; |
529 | c1713132 | balrog | |
530 | c1713132 | balrog | level |= s->ssitr & SSITR_INT; |
531 | c1713132 | balrog | level |= (s->sssr & SSSR_BCE) && (s->sscr[1] & SSCR1_EBCEI);
|
532 | c1713132 | balrog | level |= (s->sssr & SSSR_TUR) && !(s->sscr[0] & SSCR0_TIM);
|
533 | c1713132 | balrog | level |= (s->sssr & SSSR_EOC) && (s->sssr & (SSSR_TINT | SSSR_PINT)); |
534 | c1713132 | balrog | level |= (s->sssr & SSSR_TINT) && (s->sscr[1] & SSCR1_TINTE);
|
535 | c1713132 | balrog | level |= (s->sssr & SSSR_PINT) && (s->sscr[1] & SSCR1_PINTE);
|
536 | c1713132 | balrog | level |= (s->sssr & SSSR_ROR) && !(s->sscr[0] & SSCR0_RIM);
|
537 | c1713132 | balrog | level |= (s->sssr & SSSR_RFS) && (s->sscr[1] & SSCR1_RIE);
|
538 | c1713132 | balrog | level |= (s->sssr & SSSR_TFS) && (s->sscr[1] & SSCR1_TIE);
|
539 | c1713132 | balrog | qemu_set_irq(s->irq, !!level); |
540 | c1713132 | balrog | } |
541 | c1713132 | balrog | |
542 | bc24a225 | Paul Brook | static void pxa2xx_ssp_fifo_update(PXA2xxSSPState *s) |
543 | c1713132 | balrog | { |
544 | c1713132 | balrog | s->sssr &= ~(0xf << 12); /* Clear RFL */ |
545 | c1713132 | balrog | s->sssr &= ~(0xf << 8); /* Clear TFL */ |
546 | 7d147689 | Blue Swirl | s->sssr &= ~SSSR_TFS; |
547 | c1713132 | balrog | s->sssr &= ~SSSR_TNF; |
548 | c1713132 | balrog | if (s->enable) {
|
549 | c1713132 | balrog | s->sssr |= ((s->rx_level - 1) & 0xf) << 12; |
550 | c1713132 | balrog | if (s->rx_level >= SSCR1_RFT(s->sscr[1])) |
551 | c1713132 | balrog | s->sssr |= SSSR_RFS; |
552 | c1713132 | balrog | else
|
553 | c1713132 | balrog | s->sssr &= ~SSSR_RFS; |
554 | c1713132 | balrog | if (s->rx_level)
|
555 | c1713132 | balrog | s->sssr |= SSSR_RNE; |
556 | c1713132 | balrog | else
|
557 | c1713132 | balrog | s->sssr &= ~SSSR_RNE; |
558 | 7d147689 | Blue Swirl | /* TX FIFO is never filled, so it is always in underrun
|
559 | 7d147689 | Blue Swirl | condition if SSP is enabled */
|
560 | 7d147689 | Blue Swirl | s->sssr |= SSSR_TFS; |
561 | c1713132 | balrog | s->sssr |= SSSR_TNF; |
562 | c1713132 | balrog | } |
563 | c1713132 | balrog | |
564 | c1713132 | balrog | pxa2xx_ssp_int_update(s); |
565 | c1713132 | balrog | } |
566 | c1713132 | balrog | |
567 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_ssp_read(void *opaque, hwaddr addr, |
568 | 9c843933 | Avi Kivity | unsigned size)
|
569 | c1713132 | balrog | { |
570 | bc24a225 | Paul Brook | PXA2xxSSPState *s = (PXA2xxSSPState *) opaque; |
571 | c1713132 | balrog | uint32_t retval; |
572 | c1713132 | balrog | |
573 | c1713132 | balrog | switch (addr) {
|
574 | c1713132 | balrog | case SSCR0:
|
575 | c1713132 | balrog | return s->sscr[0]; |
576 | c1713132 | balrog | case SSCR1:
|
577 | c1713132 | balrog | return s->sscr[1]; |
578 | c1713132 | balrog | case SSPSP:
|
579 | c1713132 | balrog | return s->sspsp;
|
580 | c1713132 | balrog | case SSTO:
|
581 | c1713132 | balrog | return s->ssto;
|
582 | c1713132 | balrog | case SSITR:
|
583 | c1713132 | balrog | return s->ssitr;
|
584 | c1713132 | balrog | case SSSR:
|
585 | c1713132 | balrog | return s->sssr | s->ssitr;
|
586 | c1713132 | balrog | case SSDR:
|
587 | c1713132 | balrog | if (!s->enable)
|
588 | c1713132 | balrog | return 0xffffffff; |
589 | c1713132 | balrog | if (s->rx_level < 1) { |
590 | c1713132 | balrog | printf("%s: SSP Rx Underrun\n", __FUNCTION__);
|
591 | c1713132 | balrog | return 0xffffffff; |
592 | c1713132 | balrog | } |
593 | c1713132 | balrog | s->rx_level --; |
594 | c1713132 | balrog | retval = s->rx_fifo[s->rx_start ++]; |
595 | c1713132 | balrog | s->rx_start &= 0xf;
|
596 | c1713132 | balrog | pxa2xx_ssp_fifo_update(s); |
597 | c1713132 | balrog | return retval;
|
598 | c1713132 | balrog | case SSTSA:
|
599 | c1713132 | balrog | return s->sstsa;
|
600 | c1713132 | balrog | case SSRSA:
|
601 | c1713132 | balrog | return s->ssrsa;
|
602 | c1713132 | balrog | case SSTSS:
|
603 | c1713132 | balrog | return 0; |
604 | c1713132 | balrog | case SSACD:
|
605 | c1713132 | balrog | return s->ssacd;
|
606 | c1713132 | balrog | default:
|
607 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
608 | c1713132 | balrog | break;
|
609 | c1713132 | balrog | } |
610 | c1713132 | balrog | return 0; |
611 | c1713132 | balrog | } |
612 | c1713132 | balrog | |
613 | a8170e5e | Avi Kivity | static void pxa2xx_ssp_write(void *opaque, hwaddr addr, |
614 | 9c843933 | Avi Kivity | uint64_t value64, unsigned size)
|
615 | c1713132 | balrog | { |
616 | bc24a225 | Paul Brook | PXA2xxSSPState *s = (PXA2xxSSPState *) opaque; |
617 | 9c843933 | Avi Kivity | uint32_t value = value64; |
618 | c1713132 | balrog | |
619 | c1713132 | balrog | switch (addr) {
|
620 | c1713132 | balrog | case SSCR0:
|
621 | c1713132 | balrog | s->sscr[0] = value & 0xc7ffffff; |
622 | c1713132 | balrog | s->enable = value & SSCR0_SSE; |
623 | c1713132 | balrog | if (value & SSCR0_MOD)
|
624 | c1713132 | balrog | printf("%s: Attempt to use network mode\n", __FUNCTION__);
|
625 | c1713132 | balrog | if (s->enable && SSCR0_DSS(value) < 4) |
626 | c1713132 | balrog | printf("%s: Wrong data size: %i bits\n", __FUNCTION__,
|
627 | c1713132 | balrog | SSCR0_DSS(value)); |
628 | c1713132 | balrog | if (!(value & SSCR0_SSE)) {
|
629 | c1713132 | balrog | s->sssr = 0;
|
630 | c1713132 | balrog | s->ssitr = 0;
|
631 | c1713132 | balrog | s->rx_level = 0;
|
632 | c1713132 | balrog | } |
633 | c1713132 | balrog | pxa2xx_ssp_fifo_update(s); |
634 | c1713132 | balrog | break;
|
635 | c1713132 | balrog | |
636 | c1713132 | balrog | case SSCR1:
|
637 | c1713132 | balrog | s->sscr[1] = value;
|
638 | c1713132 | balrog | if (value & (SSCR1_LBM | SSCR1_EFWR))
|
639 | c1713132 | balrog | printf("%s: Attempt to use SSP test mode\n", __FUNCTION__);
|
640 | c1713132 | balrog | pxa2xx_ssp_fifo_update(s); |
641 | c1713132 | balrog | break;
|
642 | c1713132 | balrog | |
643 | c1713132 | balrog | case SSPSP:
|
644 | c1713132 | balrog | s->sspsp = value; |
645 | c1713132 | balrog | break;
|
646 | c1713132 | balrog | |
647 | c1713132 | balrog | case SSTO:
|
648 | c1713132 | balrog | s->ssto = value; |
649 | c1713132 | balrog | break;
|
650 | c1713132 | balrog | |
651 | c1713132 | balrog | case SSITR:
|
652 | c1713132 | balrog | s->ssitr = value & SSITR_INT; |
653 | c1713132 | balrog | pxa2xx_ssp_int_update(s); |
654 | c1713132 | balrog | break;
|
655 | c1713132 | balrog | |
656 | c1713132 | balrog | case SSSR:
|
657 | c1713132 | balrog | s->sssr &= ~(value & SSSR_RW); |
658 | c1713132 | balrog | pxa2xx_ssp_int_update(s); |
659 | c1713132 | balrog | break;
|
660 | c1713132 | balrog | |
661 | c1713132 | balrog | case SSDR:
|
662 | c1713132 | balrog | if (SSCR0_UWIRE(s->sscr[0])) { |
663 | c1713132 | balrog | if (s->sscr[1] & SSCR1_MWDS) |
664 | c1713132 | balrog | value &= 0xffff;
|
665 | c1713132 | balrog | else
|
666 | c1713132 | balrog | value &= 0xff;
|
667 | c1713132 | balrog | } else
|
668 | c1713132 | balrog | /* Note how 32bits overflow does no harm here */
|
669 | c1713132 | balrog | value &= (1 << SSCR0_DSS(s->sscr[0])) - 1; |
670 | c1713132 | balrog | |
671 | c1713132 | balrog | /* Data goes from here to the Tx FIFO and is shifted out from
|
672 | c1713132 | balrog | * there directly to the slave, no need to buffer it.
|
673 | c1713132 | balrog | */
|
674 | c1713132 | balrog | if (s->enable) {
|
675 | a984a69e | Paul Brook | uint32_t readval; |
676 | a984a69e | Paul Brook | readval = ssi_transfer(s->bus, value); |
677 | c1713132 | balrog | if (s->rx_level < 0x10) { |
678 | a984a69e | Paul Brook | s->rx_fifo[(s->rx_start + s->rx_level ++) & 0xf] = readval;
|
679 | a984a69e | Paul Brook | } else {
|
680 | c1713132 | balrog | s->sssr |= SSSR_ROR; |
681 | a984a69e | Paul Brook | } |
682 | c1713132 | balrog | } |
683 | c1713132 | balrog | pxa2xx_ssp_fifo_update(s); |
684 | c1713132 | balrog | break;
|
685 | c1713132 | balrog | |
686 | c1713132 | balrog | case SSTSA:
|
687 | c1713132 | balrog | s->sstsa = value; |
688 | c1713132 | balrog | break;
|
689 | c1713132 | balrog | |
690 | c1713132 | balrog | case SSRSA:
|
691 | c1713132 | balrog | s->ssrsa = value; |
692 | c1713132 | balrog | break;
|
693 | c1713132 | balrog | |
694 | c1713132 | balrog | case SSACD:
|
695 | c1713132 | balrog | s->ssacd = value; |
696 | c1713132 | balrog | break;
|
697 | c1713132 | balrog | |
698 | c1713132 | balrog | default:
|
699 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
700 | c1713132 | balrog | break;
|
701 | c1713132 | balrog | } |
702 | c1713132 | balrog | } |
703 | c1713132 | balrog | |
704 | 9c843933 | Avi Kivity | static const MemoryRegionOps pxa2xx_ssp_ops = { |
705 | 9c843933 | Avi Kivity | .read = pxa2xx_ssp_read, |
706 | 9c843933 | Avi Kivity | .write = pxa2xx_ssp_write, |
707 | 9c843933 | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
708 | c1713132 | balrog | }; |
709 | c1713132 | balrog | |
710 | aa941b94 | balrog | static void pxa2xx_ssp_save(QEMUFile *f, void *opaque) |
711 | aa941b94 | balrog | { |
712 | bc24a225 | Paul Brook | PXA2xxSSPState *s = (PXA2xxSSPState *) opaque; |
713 | aa941b94 | balrog | int i;
|
714 | aa941b94 | balrog | |
715 | aa941b94 | balrog | qemu_put_be32(f, s->enable); |
716 | aa941b94 | balrog | |
717 | aa941b94 | balrog | qemu_put_be32s(f, &s->sscr[0]);
|
718 | aa941b94 | balrog | qemu_put_be32s(f, &s->sscr[1]);
|
719 | aa941b94 | balrog | qemu_put_be32s(f, &s->sspsp); |
720 | aa941b94 | balrog | qemu_put_be32s(f, &s->ssto); |
721 | aa941b94 | balrog | qemu_put_be32s(f, &s->ssitr); |
722 | aa941b94 | balrog | qemu_put_be32s(f, &s->sssr); |
723 | aa941b94 | balrog | qemu_put_8s(f, &s->sstsa); |
724 | aa941b94 | balrog | qemu_put_8s(f, &s->ssrsa); |
725 | aa941b94 | balrog | qemu_put_8s(f, &s->ssacd); |
726 | aa941b94 | balrog | |
727 | aa941b94 | balrog | qemu_put_byte(f, s->rx_level); |
728 | aa941b94 | balrog | for (i = 0; i < s->rx_level; i ++) |
729 | aa941b94 | balrog | qemu_put_byte(f, s->rx_fifo[(s->rx_start + i) & 0xf]);
|
730 | aa941b94 | balrog | } |
731 | aa941b94 | balrog | |
732 | aa941b94 | balrog | static int pxa2xx_ssp_load(QEMUFile *f, void *opaque, int version_id) |
733 | aa941b94 | balrog | { |
734 | bc24a225 | Paul Brook | PXA2xxSSPState *s = (PXA2xxSSPState *) opaque; |
735 | aa941b94 | balrog | int i;
|
736 | aa941b94 | balrog | |
737 | aa941b94 | balrog | s->enable = qemu_get_be32(f); |
738 | aa941b94 | balrog | |
739 | aa941b94 | balrog | qemu_get_be32s(f, &s->sscr[0]);
|
740 | aa941b94 | balrog | qemu_get_be32s(f, &s->sscr[1]);
|
741 | aa941b94 | balrog | qemu_get_be32s(f, &s->sspsp); |
742 | aa941b94 | balrog | qemu_get_be32s(f, &s->ssto); |
743 | aa941b94 | balrog | qemu_get_be32s(f, &s->ssitr); |
744 | aa941b94 | balrog | qemu_get_be32s(f, &s->sssr); |
745 | aa941b94 | balrog | qemu_get_8s(f, &s->sstsa); |
746 | aa941b94 | balrog | qemu_get_8s(f, &s->ssrsa); |
747 | aa941b94 | balrog | qemu_get_8s(f, &s->ssacd); |
748 | aa941b94 | balrog | |
749 | aa941b94 | balrog | s->rx_level = qemu_get_byte(f); |
750 | aa941b94 | balrog | s->rx_start = 0;
|
751 | aa941b94 | balrog | for (i = 0; i < s->rx_level; i ++) |
752 | aa941b94 | balrog | s->rx_fifo[i] = qemu_get_byte(f); |
753 | aa941b94 | balrog | |
754 | aa941b94 | balrog | return 0; |
755 | aa941b94 | balrog | } |
756 | aa941b94 | balrog | |
757 | 12a82804 | Andreas Färber | static int pxa2xx_ssp_init(SysBusDevice *sbd) |
758 | a984a69e | Paul Brook | { |
759 | 12a82804 | Andreas Färber | DeviceState *dev = DEVICE(sbd); |
760 | 12a82804 | Andreas Färber | PXA2xxSSPState *s = PXA2XX_SSP(dev); |
761 | a984a69e | Paul Brook | |
762 | 12a82804 | Andreas Färber | sysbus_init_irq(sbd, &s->irq); |
763 | a984a69e | Paul Brook | |
764 | 64bde0f3 | Paolo Bonzini | memory_region_init_io(&s->iomem, OBJECT(s), &pxa2xx_ssp_ops, s, |
765 | 64bde0f3 | Paolo Bonzini | "pxa2xx-ssp", 0x1000); |
766 | 12a82804 | Andreas Färber | sysbus_init_mmio(sbd, &s->iomem); |
767 | 12a82804 | Andreas Färber | register_savevm(dev, "pxa2xx_ssp", -1, 0, |
768 | a984a69e | Paul Brook | pxa2xx_ssp_save, pxa2xx_ssp_load, s); |
769 | a984a69e | Paul Brook | |
770 | 12a82804 | Andreas Färber | s->bus = ssi_create_bus(dev, "ssi");
|
771 | 81a322d4 | Gerd Hoffmann | return 0; |
772 | a984a69e | Paul Brook | } |
773 | a984a69e | Paul Brook | |
774 | c1713132 | balrog | /* Real-Time Clock */
|
775 | c1713132 | balrog | #define RCNR 0x00 /* RTC Counter register */ |
776 | c1713132 | balrog | #define RTAR 0x04 /* RTC Alarm register */ |
777 | c1713132 | balrog | #define RTSR 0x08 /* RTC Status register */ |
778 | c1713132 | balrog | #define RTTR 0x0c /* RTC Timer Trim register */ |
779 | c1713132 | balrog | #define RDCR 0x10 /* RTC Day Counter register */ |
780 | c1713132 | balrog | #define RYCR 0x14 /* RTC Year Counter register */ |
781 | c1713132 | balrog | #define RDAR1 0x18 /* RTC Wristwatch Day Alarm register 1 */ |
782 | c1713132 | balrog | #define RYAR1 0x1c /* RTC Wristwatch Year Alarm register 1 */ |
783 | c1713132 | balrog | #define RDAR2 0x20 /* RTC Wristwatch Day Alarm register 2 */ |
784 | c1713132 | balrog | #define RYAR2 0x24 /* RTC Wristwatch Year Alarm register 2 */ |
785 | c1713132 | balrog | #define SWCR 0x28 /* RTC Stopwatch Counter register */ |
786 | c1713132 | balrog | #define SWAR1 0x2c /* RTC Stopwatch Alarm register 1 */ |
787 | c1713132 | balrog | #define SWAR2 0x30 /* RTC Stopwatch Alarm register 2 */ |
788 | c1713132 | balrog | #define RTCPICR 0x34 /* RTC Periodic Interrupt Counter register */ |
789 | c1713132 | balrog | #define PIAR 0x38 /* RTC Periodic Interrupt Alarm register */ |
790 | c1713132 | balrog | |
791 | 548c6f18 | Andreas Färber | #define TYPE_PXA2XX_RTC "pxa2xx_rtc" |
792 | 548c6f18 | Andreas Färber | #define PXA2XX_RTC(obj) \
|
793 | 548c6f18 | Andreas Färber | OBJECT_CHECK(PXA2xxRTCState, (obj), TYPE_PXA2XX_RTC) |
794 | 548c6f18 | Andreas Färber | |
795 | 8a231487 | Andrzej Zaborowski | typedef struct { |
796 | 548c6f18 | Andreas Färber | /*< private >*/
|
797 | 548c6f18 | Andreas Färber | SysBusDevice parent_obj; |
798 | 548c6f18 | Andreas Färber | /*< public >*/
|
799 | 548c6f18 | Andreas Färber | |
800 | 9c843933 | Avi Kivity | MemoryRegion iomem; |
801 | 8a231487 | Andrzej Zaborowski | uint32_t rttr; |
802 | 8a231487 | Andrzej Zaborowski | uint32_t rtsr; |
803 | 8a231487 | Andrzej Zaborowski | uint32_t rtar; |
804 | 8a231487 | Andrzej Zaborowski | uint32_t rdar1; |
805 | 8a231487 | Andrzej Zaborowski | uint32_t rdar2; |
806 | 8a231487 | Andrzej Zaborowski | uint32_t ryar1; |
807 | 8a231487 | Andrzej Zaborowski | uint32_t ryar2; |
808 | 8a231487 | Andrzej Zaborowski | uint32_t swar1; |
809 | 8a231487 | Andrzej Zaborowski | uint32_t swar2; |
810 | 8a231487 | Andrzej Zaborowski | uint32_t piar; |
811 | 8a231487 | Andrzej Zaborowski | uint32_t last_rcnr; |
812 | 8a231487 | Andrzej Zaborowski | uint32_t last_rdcr; |
813 | 8a231487 | Andrzej Zaborowski | uint32_t last_rycr; |
814 | 8a231487 | Andrzej Zaborowski | uint32_t last_swcr; |
815 | 8a231487 | Andrzej Zaborowski | uint32_t last_rtcpicr; |
816 | 8a231487 | Andrzej Zaborowski | int64_t last_hz; |
817 | 8a231487 | Andrzej Zaborowski | int64_t last_sw; |
818 | 8a231487 | Andrzej Zaborowski | int64_t last_pi; |
819 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_hz; |
820 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_rdal1; |
821 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_rdal2; |
822 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_swal1; |
823 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_swal2; |
824 | 8a231487 | Andrzej Zaborowski | QEMUTimer *rtc_pi; |
825 | 8a231487 | Andrzej Zaborowski | qemu_irq rtc_irq; |
826 | 8a231487 | Andrzej Zaborowski | } PXA2xxRTCState; |
827 | 8a231487 | Andrzej Zaborowski | |
828 | 8a231487 | Andrzej Zaborowski | static inline void pxa2xx_rtc_int_update(PXA2xxRTCState *s) |
829 | c1713132 | balrog | { |
830 | e1f8c729 | Dmitry Eremin-Solenikov | qemu_set_irq(s->rtc_irq, !!(s->rtsr & 0x2553));
|
831 | c1713132 | balrog | } |
832 | c1713132 | balrog | |
833 | 8a231487 | Andrzej Zaborowski | static void pxa2xx_rtc_hzupdate(PXA2xxRTCState *s) |
834 | c1713132 | balrog | { |
835 | 884f17c2 | Alex Bligh | int64_t rt = qemu_clock_get_ms(rtc_clock); |
836 | c1713132 | balrog | s->last_rcnr += ((rt - s->last_hz) << 15) /
|
837 | c1713132 | balrog | (1000 * ((s->rttr & 0xffff) + 1)); |
838 | c1713132 | balrog | s->last_rdcr += ((rt - s->last_hz) << 15) /
|
839 | c1713132 | balrog | (1000 * ((s->rttr & 0xffff) + 1)); |
840 | c1713132 | balrog | s->last_hz = rt; |
841 | c1713132 | balrog | } |
842 | c1713132 | balrog | |
843 | 8a231487 | Andrzej Zaborowski | static void pxa2xx_rtc_swupdate(PXA2xxRTCState *s) |
844 | c1713132 | balrog | { |
845 | 884f17c2 | Alex Bligh | int64_t rt = qemu_clock_get_ms(rtc_clock); |
846 | c1713132 | balrog | if (s->rtsr & (1 << 12)) |
847 | c1713132 | balrog | s->last_swcr += (rt - s->last_sw) / 10;
|
848 | c1713132 | balrog | s->last_sw = rt; |
849 | c1713132 | balrog | } |
850 | c1713132 | balrog | |
851 | 8a231487 | Andrzej Zaborowski | static void pxa2xx_rtc_piupdate(PXA2xxRTCState *s) |
852 | c1713132 | balrog | { |
853 | 884f17c2 | Alex Bligh | int64_t rt = qemu_clock_get_ms(rtc_clock); |
854 | c1713132 | balrog | if (s->rtsr & (1 << 15)) |
855 | c1713132 | balrog | s->last_swcr += rt - s->last_pi; |
856 | c1713132 | balrog | s->last_pi = rt; |
857 | c1713132 | balrog | } |
858 | c1713132 | balrog | |
859 | 8a231487 | Andrzej Zaborowski | static inline void pxa2xx_rtc_alarm_update(PXA2xxRTCState *s, |
860 | c1713132 | balrog | uint32_t rtsr) |
861 | c1713132 | balrog | { |
862 | c1713132 | balrog | if ((rtsr & (1 << 2)) && !(rtsr & (1 << 0))) |
863 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_hz, s->last_hz + |
864 | c1713132 | balrog | (((s->rtar - s->last_rcnr) * 1000 *
|
865 | c1713132 | balrog | ((s->rttr & 0xffff) + 1)) >> 15)); |
866 | c1713132 | balrog | else
|
867 | bc72ad67 | Alex Bligh | timer_del(s->rtc_hz); |
868 | c1713132 | balrog | |
869 | c1713132 | balrog | if ((rtsr & (1 << 5)) && !(rtsr & (1 << 4))) |
870 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_rdal1, s->last_hz + |
871 | c1713132 | balrog | (((s->rdar1 - s->last_rdcr) * 1000 *
|
872 | c1713132 | balrog | ((s->rttr & 0xffff) + 1)) >> 15)); /* TODO: fixup */ |
873 | c1713132 | balrog | else
|
874 | bc72ad67 | Alex Bligh | timer_del(s->rtc_rdal1); |
875 | c1713132 | balrog | |
876 | c1713132 | balrog | if ((rtsr & (1 << 7)) && !(rtsr & (1 << 6))) |
877 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_rdal2, s->last_hz + |
878 | c1713132 | balrog | (((s->rdar2 - s->last_rdcr) * 1000 *
|
879 | c1713132 | balrog | ((s->rttr & 0xffff) + 1)) >> 15)); /* TODO: fixup */ |
880 | c1713132 | balrog | else
|
881 | bc72ad67 | Alex Bligh | timer_del(s->rtc_rdal2); |
882 | c1713132 | balrog | |
883 | c1713132 | balrog | if ((rtsr & 0x1200) == 0x1200 && !(rtsr & (1 << 8))) |
884 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_swal1, s->last_sw + |
885 | c1713132 | balrog | (s->swar1 - s->last_swcr) * 10); /* TODO: fixup */ |
886 | c1713132 | balrog | else
|
887 | bc72ad67 | Alex Bligh | timer_del(s->rtc_swal1); |
888 | c1713132 | balrog | |
889 | c1713132 | balrog | if ((rtsr & 0x1800) == 0x1800 && !(rtsr & (1 << 10))) |
890 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_swal2, s->last_sw + |
891 | c1713132 | balrog | (s->swar2 - s->last_swcr) * 10); /* TODO: fixup */ |
892 | c1713132 | balrog | else
|
893 | bc72ad67 | Alex Bligh | timer_del(s->rtc_swal2); |
894 | c1713132 | balrog | |
895 | c1713132 | balrog | if ((rtsr & 0xc000) == 0xc000 && !(rtsr & (1 << 13))) |
896 | bc72ad67 | Alex Bligh | timer_mod(s->rtc_pi, s->last_pi + |
897 | c1713132 | balrog | (s->piar & 0xffff) - s->last_rtcpicr);
|
898 | c1713132 | balrog | else
|
899 | bc72ad67 | Alex Bligh | timer_del(s->rtc_pi); |
900 | c1713132 | balrog | } |
901 | c1713132 | balrog | |
902 | c1713132 | balrog | static inline void pxa2xx_rtc_hz_tick(void *opaque) |
903 | c1713132 | balrog | { |
904 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
905 | c1713132 | balrog | s->rtsr |= (1 << 0); |
906 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
907 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
908 | c1713132 | balrog | } |
909 | c1713132 | balrog | |
910 | c1713132 | balrog | static inline void pxa2xx_rtc_rdal1_tick(void *opaque) |
911 | c1713132 | balrog | { |
912 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
913 | c1713132 | balrog | s->rtsr |= (1 << 4); |
914 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
915 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
916 | c1713132 | balrog | } |
917 | c1713132 | balrog | |
918 | c1713132 | balrog | static inline void pxa2xx_rtc_rdal2_tick(void *opaque) |
919 | c1713132 | balrog | { |
920 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
921 | c1713132 | balrog | s->rtsr |= (1 << 6); |
922 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
923 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
924 | c1713132 | balrog | } |
925 | c1713132 | balrog | |
926 | c1713132 | balrog | static inline void pxa2xx_rtc_swal1_tick(void *opaque) |
927 | c1713132 | balrog | { |
928 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
929 | c1713132 | balrog | s->rtsr |= (1 << 8); |
930 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
931 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
932 | c1713132 | balrog | } |
933 | c1713132 | balrog | |
934 | c1713132 | balrog | static inline void pxa2xx_rtc_swal2_tick(void *opaque) |
935 | c1713132 | balrog | { |
936 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
937 | c1713132 | balrog | s->rtsr |= (1 << 10); |
938 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
939 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
940 | c1713132 | balrog | } |
941 | c1713132 | balrog | |
942 | c1713132 | balrog | static inline void pxa2xx_rtc_pi_tick(void *opaque) |
943 | c1713132 | balrog | { |
944 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
945 | c1713132 | balrog | s->rtsr |= (1 << 13); |
946 | c1713132 | balrog | pxa2xx_rtc_piupdate(s); |
947 | c1713132 | balrog | s->last_rtcpicr = 0;
|
948 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
949 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
950 | c1713132 | balrog | } |
951 | c1713132 | balrog | |
952 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_rtc_read(void *opaque, hwaddr addr, |
953 | 9c843933 | Avi Kivity | unsigned size)
|
954 | c1713132 | balrog | { |
955 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
956 | c1713132 | balrog | |
957 | c1713132 | balrog | switch (addr) {
|
958 | c1713132 | balrog | case RTTR:
|
959 | c1713132 | balrog | return s->rttr;
|
960 | c1713132 | balrog | case RTSR:
|
961 | c1713132 | balrog | return s->rtsr;
|
962 | c1713132 | balrog | case RTAR:
|
963 | c1713132 | balrog | return s->rtar;
|
964 | c1713132 | balrog | case RDAR1:
|
965 | c1713132 | balrog | return s->rdar1;
|
966 | c1713132 | balrog | case RDAR2:
|
967 | c1713132 | balrog | return s->rdar2;
|
968 | c1713132 | balrog | case RYAR1:
|
969 | c1713132 | balrog | return s->ryar1;
|
970 | c1713132 | balrog | case RYAR2:
|
971 | c1713132 | balrog | return s->ryar2;
|
972 | c1713132 | balrog | case SWAR1:
|
973 | c1713132 | balrog | return s->swar1;
|
974 | c1713132 | balrog | case SWAR2:
|
975 | c1713132 | balrog | return s->swar2;
|
976 | c1713132 | balrog | case PIAR:
|
977 | c1713132 | balrog | return s->piar;
|
978 | c1713132 | balrog | case RCNR:
|
979 | 884f17c2 | Alex Bligh | return s->last_rcnr +
|
980 | 884f17c2 | Alex Bligh | ((qemu_clock_get_ms(rtc_clock) - s->last_hz) << 15) /
|
981 | 884f17c2 | Alex Bligh | (1000 * ((s->rttr & 0xffff) + 1)); |
982 | c1713132 | balrog | case RDCR:
|
983 | 884f17c2 | Alex Bligh | return s->last_rdcr +
|
984 | 884f17c2 | Alex Bligh | ((qemu_clock_get_ms(rtc_clock) - s->last_hz) << 15) /
|
985 | 884f17c2 | Alex Bligh | (1000 * ((s->rttr & 0xffff) + 1)); |
986 | c1713132 | balrog | case RYCR:
|
987 | c1713132 | balrog | return s->last_rycr;
|
988 | c1713132 | balrog | case SWCR:
|
989 | c1713132 | balrog | if (s->rtsr & (1 << 12)) |
990 | 884f17c2 | Alex Bligh | return s->last_swcr +
|
991 | 884f17c2 | Alex Bligh | (qemu_clock_get_ms(rtc_clock) - s->last_sw) / 10;
|
992 | c1713132 | balrog | else
|
993 | c1713132 | balrog | return s->last_swcr;
|
994 | c1713132 | balrog | default:
|
995 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
996 | c1713132 | balrog | break;
|
997 | c1713132 | balrog | } |
998 | c1713132 | balrog | return 0; |
999 | c1713132 | balrog | } |
1000 | c1713132 | balrog | |
1001 | a8170e5e | Avi Kivity | static void pxa2xx_rtc_write(void *opaque, hwaddr addr, |
1002 | 9c843933 | Avi Kivity | uint64_t value64, unsigned size)
|
1003 | c1713132 | balrog | { |
1004 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
1005 | 9c843933 | Avi Kivity | uint32_t value = value64; |
1006 | c1713132 | balrog | |
1007 | c1713132 | balrog | switch (addr) {
|
1008 | c1713132 | balrog | case RTTR:
|
1009 | c1713132 | balrog | if (!(s->rttr & (1 << 31))) { |
1010 | c1713132 | balrog | pxa2xx_rtc_hzupdate(s); |
1011 | c1713132 | balrog | s->rttr = value; |
1012 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1013 | c1713132 | balrog | } |
1014 | c1713132 | balrog | break;
|
1015 | c1713132 | balrog | |
1016 | c1713132 | balrog | case RTSR:
|
1017 | c1713132 | balrog | if ((s->rtsr ^ value) & (1 << 15)) |
1018 | c1713132 | balrog | pxa2xx_rtc_piupdate(s); |
1019 | c1713132 | balrog | |
1020 | c1713132 | balrog | if ((s->rtsr ^ value) & (1 << 12)) |
1021 | c1713132 | balrog | pxa2xx_rtc_swupdate(s); |
1022 | c1713132 | balrog | |
1023 | c1713132 | balrog | if (((s->rtsr ^ value) & 0x4aac) | (value & ~0xdaac)) |
1024 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, value); |
1025 | c1713132 | balrog | |
1026 | c1713132 | balrog | s->rtsr = (value & 0xdaac) | (s->rtsr & ~(value & ~0xdaac)); |
1027 | c1713132 | balrog | pxa2xx_rtc_int_update(s); |
1028 | c1713132 | balrog | break;
|
1029 | c1713132 | balrog | |
1030 | c1713132 | balrog | case RTAR:
|
1031 | c1713132 | balrog | s->rtar = value; |
1032 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1033 | c1713132 | balrog | break;
|
1034 | c1713132 | balrog | |
1035 | c1713132 | balrog | case RDAR1:
|
1036 | c1713132 | balrog | s->rdar1 = value; |
1037 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1038 | c1713132 | balrog | break;
|
1039 | c1713132 | balrog | |
1040 | c1713132 | balrog | case RDAR2:
|
1041 | c1713132 | balrog | s->rdar2 = value; |
1042 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1043 | c1713132 | balrog | break;
|
1044 | c1713132 | balrog | |
1045 | c1713132 | balrog | case RYAR1:
|
1046 | c1713132 | balrog | s->ryar1 = value; |
1047 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1048 | c1713132 | balrog | break;
|
1049 | c1713132 | balrog | |
1050 | c1713132 | balrog | case RYAR2:
|
1051 | c1713132 | balrog | s->ryar2 = value; |
1052 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1053 | c1713132 | balrog | break;
|
1054 | c1713132 | balrog | |
1055 | c1713132 | balrog | case SWAR1:
|
1056 | c1713132 | balrog | pxa2xx_rtc_swupdate(s); |
1057 | c1713132 | balrog | s->swar1 = value; |
1058 | c1713132 | balrog | s->last_swcr = 0;
|
1059 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1060 | c1713132 | balrog | break;
|
1061 | c1713132 | balrog | |
1062 | c1713132 | balrog | case SWAR2:
|
1063 | c1713132 | balrog | s->swar2 = value; |
1064 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1065 | c1713132 | balrog | break;
|
1066 | c1713132 | balrog | |
1067 | c1713132 | balrog | case PIAR:
|
1068 | c1713132 | balrog | s->piar = value; |
1069 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1070 | c1713132 | balrog | break;
|
1071 | c1713132 | balrog | |
1072 | c1713132 | balrog | case RCNR:
|
1073 | c1713132 | balrog | pxa2xx_rtc_hzupdate(s); |
1074 | c1713132 | balrog | s->last_rcnr = value; |
1075 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1076 | c1713132 | balrog | break;
|
1077 | c1713132 | balrog | |
1078 | c1713132 | balrog | case RDCR:
|
1079 | c1713132 | balrog | pxa2xx_rtc_hzupdate(s); |
1080 | c1713132 | balrog | s->last_rdcr = value; |
1081 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1082 | c1713132 | balrog | break;
|
1083 | c1713132 | balrog | |
1084 | c1713132 | balrog | case RYCR:
|
1085 | c1713132 | balrog | s->last_rycr = value; |
1086 | c1713132 | balrog | break;
|
1087 | c1713132 | balrog | |
1088 | c1713132 | balrog | case SWCR:
|
1089 | c1713132 | balrog | pxa2xx_rtc_swupdate(s); |
1090 | c1713132 | balrog | s->last_swcr = value; |
1091 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1092 | c1713132 | balrog | break;
|
1093 | c1713132 | balrog | |
1094 | c1713132 | balrog | case RTCPICR:
|
1095 | c1713132 | balrog | pxa2xx_rtc_piupdate(s); |
1096 | c1713132 | balrog | s->last_rtcpicr = value & 0xffff;
|
1097 | c1713132 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1098 | c1713132 | balrog | break;
|
1099 | c1713132 | balrog | |
1100 | c1713132 | balrog | default:
|
1101 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1102 | c1713132 | balrog | } |
1103 | c1713132 | balrog | } |
1104 | c1713132 | balrog | |
1105 | 9c843933 | Avi Kivity | static const MemoryRegionOps pxa2xx_rtc_ops = { |
1106 | 9c843933 | Avi Kivity | .read = pxa2xx_rtc_read, |
1107 | 9c843933 | Avi Kivity | .write = pxa2xx_rtc_write, |
1108 | 9c843933 | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
1109 | aa941b94 | balrog | }; |
1110 | aa941b94 | balrog | |
1111 | 8a231487 | Andrzej Zaborowski | static int pxa2xx_rtc_init(SysBusDevice *dev) |
1112 | c1713132 | balrog | { |
1113 | 548c6f18 | Andreas Färber | PXA2xxRTCState *s = PXA2XX_RTC(dev); |
1114 | f6503059 | balrog | struct tm tm;
|
1115 | c1713132 | balrog | int wom;
|
1116 | c1713132 | balrog | |
1117 | c1713132 | balrog | s->rttr = 0x7fff;
|
1118 | c1713132 | balrog | s->rtsr = 0;
|
1119 | c1713132 | balrog | |
1120 | f6503059 | balrog | qemu_get_timedate(&tm, 0);
|
1121 | f6503059 | balrog | wom = ((tm.tm_mday - 1) / 7) + 1; |
1122 | f6503059 | balrog | |
1123 | 0cd2df75 | aurel32 | s->last_rcnr = (uint32_t) mktimegm(&tm); |
1124 | f6503059 | balrog | s->last_rdcr = (wom << 20) | ((tm.tm_wday + 1) << 17) | |
1125 | f6503059 | balrog | (tm.tm_hour << 12) | (tm.tm_min << 6) | tm.tm_sec; |
1126 | f6503059 | balrog | s->last_rycr = ((tm.tm_year + 1900) << 9) | |
1127 | f6503059 | balrog | ((tm.tm_mon + 1) << 5) | tm.tm_mday; |
1128 | f6503059 | balrog | s->last_swcr = (tm.tm_hour << 19) |
|
1129 | f6503059 | balrog | (tm.tm_min << 13) | (tm.tm_sec << 7); |
1130 | c1713132 | balrog | s->last_rtcpicr = 0;
|
1131 | 884f17c2 | Alex Bligh | s->last_hz = s->last_sw = s->last_pi = qemu_clock_get_ms(rtc_clock); |
1132 | 884f17c2 | Alex Bligh | |
1133 | 884f17c2 | Alex Bligh | s->rtc_hz = timer_new_ms(rtc_clock, pxa2xx_rtc_hz_tick, s); |
1134 | 884f17c2 | Alex Bligh | s->rtc_rdal1 = timer_new_ms(rtc_clock, pxa2xx_rtc_rdal1_tick, s); |
1135 | 884f17c2 | Alex Bligh | s->rtc_rdal2 = timer_new_ms(rtc_clock, pxa2xx_rtc_rdal2_tick, s); |
1136 | 884f17c2 | Alex Bligh | s->rtc_swal1 = timer_new_ms(rtc_clock, pxa2xx_rtc_swal1_tick, s); |
1137 | 884f17c2 | Alex Bligh | s->rtc_swal2 = timer_new_ms(rtc_clock, pxa2xx_rtc_swal2_tick, s); |
1138 | 884f17c2 | Alex Bligh | s->rtc_pi = timer_new_ms(rtc_clock, pxa2xx_rtc_pi_tick, s); |
1139 | e1f8c729 | Dmitry Eremin-Solenikov | |
1140 | 8a231487 | Andrzej Zaborowski | sysbus_init_irq(dev, &s->rtc_irq); |
1141 | 8a231487 | Andrzej Zaborowski | |
1142 | 64bde0f3 | Paolo Bonzini | memory_region_init_io(&s->iomem, OBJECT(s), &pxa2xx_rtc_ops, s, |
1143 | 64bde0f3 | Paolo Bonzini | "pxa2xx-rtc", 0x10000); |
1144 | 750ecd44 | Avi Kivity | sysbus_init_mmio(dev, &s->iomem); |
1145 | 8a231487 | Andrzej Zaborowski | |
1146 | 8a231487 | Andrzej Zaborowski | return 0; |
1147 | c1713132 | balrog | } |
1148 | c1713132 | balrog | |
1149 | 8a231487 | Andrzej Zaborowski | static void pxa2xx_rtc_pre_save(void *opaque) |
1150 | aa941b94 | balrog | { |
1151 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
1152 | c1713132 | balrog | |
1153 | aa941b94 | balrog | pxa2xx_rtc_hzupdate(s); |
1154 | aa941b94 | balrog | pxa2xx_rtc_piupdate(s); |
1155 | aa941b94 | balrog | pxa2xx_rtc_swupdate(s); |
1156 | 8a231487 | Andrzej Zaborowski | } |
1157 | aa941b94 | balrog | |
1158 | 8a231487 | Andrzej Zaborowski | static int pxa2xx_rtc_post_load(void *opaque, int version_id) |
1159 | aa941b94 | balrog | { |
1160 | 8a231487 | Andrzej Zaborowski | PXA2xxRTCState *s = (PXA2xxRTCState *) opaque; |
1161 | aa941b94 | balrog | |
1162 | aa941b94 | balrog | pxa2xx_rtc_alarm_update(s, s->rtsr); |
1163 | aa941b94 | balrog | |
1164 | aa941b94 | balrog | return 0; |
1165 | aa941b94 | balrog | } |
1166 | c1713132 | balrog | |
1167 | 8a231487 | Andrzej Zaborowski | static const VMStateDescription vmstate_pxa2xx_rtc_regs = { |
1168 | 8a231487 | Andrzej Zaborowski | .name = "pxa2xx_rtc",
|
1169 | 8a231487 | Andrzej Zaborowski | .version_id = 0,
|
1170 | 8a231487 | Andrzej Zaborowski | .minimum_version_id = 0,
|
1171 | 8a231487 | Andrzej Zaborowski | .minimum_version_id_old = 0,
|
1172 | 8a231487 | Andrzej Zaborowski | .pre_save = pxa2xx_rtc_pre_save, |
1173 | 8a231487 | Andrzej Zaborowski | .post_load = pxa2xx_rtc_post_load, |
1174 | 8a231487 | Andrzej Zaborowski | .fields = (VMStateField[]) { |
1175 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(rttr, PXA2xxRTCState), |
1176 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(rtsr, PXA2xxRTCState), |
1177 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(rtar, PXA2xxRTCState), |
1178 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(rdar1, PXA2xxRTCState), |
1179 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(rdar2, PXA2xxRTCState), |
1180 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(ryar1, PXA2xxRTCState), |
1181 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(ryar2, PXA2xxRTCState), |
1182 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(swar1, PXA2xxRTCState), |
1183 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(swar2, PXA2xxRTCState), |
1184 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(piar, PXA2xxRTCState), |
1185 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(last_rcnr, PXA2xxRTCState), |
1186 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(last_rdcr, PXA2xxRTCState), |
1187 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(last_rycr, PXA2xxRTCState), |
1188 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(last_swcr, PXA2xxRTCState), |
1189 | 8a231487 | Andrzej Zaborowski | VMSTATE_UINT32(last_rtcpicr, PXA2xxRTCState), |
1190 | 8a231487 | Andrzej Zaborowski | VMSTATE_INT64(last_hz, PXA2xxRTCState), |
1191 | 8a231487 | Andrzej Zaborowski | VMSTATE_INT64(last_sw, PXA2xxRTCState), |
1192 | 8a231487 | Andrzej Zaborowski | VMSTATE_INT64(last_pi, PXA2xxRTCState), |
1193 | 8a231487 | Andrzej Zaborowski | VMSTATE_END_OF_LIST(), |
1194 | 8a231487 | Andrzej Zaborowski | }, |
1195 | 8a231487 | Andrzej Zaborowski | }; |
1196 | 8a231487 | Andrzej Zaborowski | |
1197 | 999e12bb | Anthony Liguori | static void pxa2xx_rtc_sysbus_class_init(ObjectClass *klass, void *data) |
1198 | 999e12bb | Anthony Liguori | { |
1199 | 39bffca2 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
1200 | 999e12bb | Anthony Liguori | SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); |
1201 | 999e12bb | Anthony Liguori | |
1202 | 999e12bb | Anthony Liguori | k->init = pxa2xx_rtc_init; |
1203 | 39bffca2 | Anthony Liguori | dc->desc = "PXA2xx RTC Controller";
|
1204 | 39bffca2 | Anthony Liguori | dc->vmsd = &vmstate_pxa2xx_rtc_regs; |
1205 | 999e12bb | Anthony Liguori | } |
1206 | 999e12bb | Anthony Liguori | |
1207 | 8c43a6f0 | Andreas Färber | static const TypeInfo pxa2xx_rtc_sysbus_info = { |
1208 | 548c6f18 | Andreas Färber | .name = TYPE_PXA2XX_RTC, |
1209 | 39bffca2 | Anthony Liguori | .parent = TYPE_SYS_BUS_DEVICE, |
1210 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PXA2xxRTCState),
|
1211 | 39bffca2 | Anthony Liguori | .class_init = pxa2xx_rtc_sysbus_class_init, |
1212 | 8a231487 | Andrzej Zaborowski | }; |
1213 | 8a231487 | Andrzej Zaborowski | |
1214 | 3f582262 | balrog | /* I2C Interface */
|
1215 | 96dca6b9 | Andreas Färber | |
1216 | 96dca6b9 | Andreas Färber | #define TYPE_PXA2XX_I2C_SLAVE "pxa2xx-i2c-slave" |
1217 | 96dca6b9 | Andreas Färber | #define PXA2XX_I2C_SLAVE(obj) \
|
1218 | 96dca6b9 | Andreas Färber | OBJECT_CHECK(PXA2xxI2CSlaveState, (obj), TYPE_PXA2XX_I2C_SLAVE) |
1219 | 96dca6b9 | Andreas Färber | |
1220 | 96dca6b9 | Andreas Färber | typedef struct PXA2xxI2CSlaveState { |
1221 | 96dca6b9 | Andreas Färber | I2CSlave parent_obj; |
1222 | 96dca6b9 | Andreas Färber | |
1223 | e3b42536 | Paul Brook | PXA2xxI2CState *host; |
1224 | e3b42536 | Paul Brook | } PXA2xxI2CSlaveState; |
1225 | e3b42536 | Paul Brook | |
1226 | 5354c21e | Andreas Färber | #define TYPE_PXA2XX_I2C "pxa2xx_i2c" |
1227 | 5354c21e | Andreas Färber | #define PXA2XX_I2C(obj) \
|
1228 | 5354c21e | Andreas Färber | OBJECT_CHECK(PXA2xxI2CState, (obj), TYPE_PXA2XX_I2C) |
1229 | 5354c21e | Andreas Färber | |
1230 | bc24a225 | Paul Brook | struct PXA2xxI2CState {
|
1231 | 5354c21e | Andreas Färber | /*< private >*/
|
1232 | 5354c21e | Andreas Färber | SysBusDevice parent_obj; |
1233 | 5354c21e | Andreas Färber | /*< public >*/
|
1234 | 5354c21e | Andreas Färber | |
1235 | 9c843933 | Avi Kivity | MemoryRegion iomem; |
1236 | e3b42536 | Paul Brook | PXA2xxI2CSlaveState *slave; |
1237 | a5c82852 | Andreas Färber | I2CBus *bus; |
1238 | 3f582262 | balrog | qemu_irq irq; |
1239 | c8ba63f8 | Dmitry Eremin-Solenikov | uint32_t offset; |
1240 | c8ba63f8 | Dmitry Eremin-Solenikov | uint32_t region_size; |
1241 | 3f582262 | balrog | |
1242 | 3f582262 | balrog | uint16_t control; |
1243 | 3f582262 | balrog | uint16_t status; |
1244 | 3f582262 | balrog | uint8_t ibmr; |
1245 | 3f582262 | balrog | uint8_t data; |
1246 | 3f582262 | balrog | }; |
1247 | 3f582262 | balrog | |
1248 | 3f582262 | balrog | #define IBMR 0x80 /* I2C Bus Monitor register */ |
1249 | 3f582262 | balrog | #define IDBR 0x88 /* I2C Data Buffer register */ |
1250 | 3f582262 | balrog | #define ICR 0x90 /* I2C Control register */ |
1251 | 3f582262 | balrog | #define ISR 0x98 /* I2C Status register */ |
1252 | 3f582262 | balrog | #define ISAR 0xa0 /* I2C Slave Address register */ |
1253 | 3f582262 | balrog | |
1254 | bc24a225 | Paul Brook | static void pxa2xx_i2c_update(PXA2xxI2CState *s) |
1255 | 3f582262 | balrog | { |
1256 | 3f582262 | balrog | uint16_t level = 0;
|
1257 | 3f582262 | balrog | level |= s->status & s->control & (1 << 10); /* BED */ |
1258 | 3f582262 | balrog | level |= (s->status & (1 << 7)) && (s->control & (1 << 9)); /* IRF */ |
1259 | 3f582262 | balrog | level |= (s->status & (1 << 6)) && (s->control & (1 << 8)); /* ITE */ |
1260 | 3f582262 | balrog | level |= s->status & (1 << 9); /* SAD */ |
1261 | 3f582262 | balrog | qemu_set_irq(s->irq, !!level); |
1262 | 3f582262 | balrog | } |
1263 | 3f582262 | balrog | |
1264 | 3f582262 | balrog | /* These are only stubs now. */
|
1265 | 9e07bdf8 | Anthony Liguori | static void pxa2xx_i2c_event(I2CSlave *i2c, enum i2c_event event) |
1266 | 3f582262 | balrog | { |
1267 | 96dca6b9 | Andreas Färber | PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); |
1268 | e3b42536 | Paul Brook | PXA2xxI2CState *s = slave->host; |
1269 | 3f582262 | balrog | |
1270 | 3f582262 | balrog | switch (event) {
|
1271 | 3f582262 | balrog | case I2C_START_SEND:
|
1272 | 3f582262 | balrog | s->status |= (1 << 9); /* set SAD */ |
1273 | 3f582262 | balrog | s->status &= ~(1 << 0); /* clear RWM */ |
1274 | 3f582262 | balrog | break;
|
1275 | 3f582262 | balrog | case I2C_START_RECV:
|
1276 | 3f582262 | balrog | s->status |= (1 << 9); /* set SAD */ |
1277 | 3f582262 | balrog | s->status |= 1 << 0; /* set RWM */ |
1278 | 3f582262 | balrog | break;
|
1279 | 3f582262 | balrog | case I2C_FINISH:
|
1280 | 3f582262 | balrog | s->status |= (1 << 4); /* set SSD */ |
1281 | 3f582262 | balrog | break;
|
1282 | 3f582262 | balrog | case I2C_NACK:
|
1283 | 3f582262 | balrog | s->status |= 1 << 1; /* set ACKNAK */ |
1284 | 3f582262 | balrog | break;
|
1285 | 3f582262 | balrog | } |
1286 | 3f582262 | balrog | pxa2xx_i2c_update(s); |
1287 | 3f582262 | balrog | } |
1288 | 3f582262 | balrog | |
1289 | 9e07bdf8 | Anthony Liguori | static int pxa2xx_i2c_rx(I2CSlave *i2c) |
1290 | 3f582262 | balrog | { |
1291 | 96dca6b9 | Andreas Färber | PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); |
1292 | e3b42536 | Paul Brook | PXA2xxI2CState *s = slave->host; |
1293 | 96dca6b9 | Andreas Färber | |
1294 | 96dca6b9 | Andreas Färber | if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) { |
1295 | 3f582262 | balrog | return 0; |
1296 | 96dca6b9 | Andreas Färber | } |
1297 | 3f582262 | balrog | |
1298 | 3f582262 | balrog | if (s->status & (1 << 0)) { /* RWM */ |
1299 | 3f582262 | balrog | s->status |= 1 << 6; /* set ITE */ |
1300 | 3f582262 | balrog | } |
1301 | 3f582262 | balrog | pxa2xx_i2c_update(s); |
1302 | 3f582262 | balrog | |
1303 | 3f582262 | balrog | return s->data;
|
1304 | 3f582262 | balrog | } |
1305 | 3f582262 | balrog | |
1306 | 9e07bdf8 | Anthony Liguori | static int pxa2xx_i2c_tx(I2CSlave *i2c, uint8_t data) |
1307 | 3f582262 | balrog | { |
1308 | 96dca6b9 | Andreas Färber | PXA2xxI2CSlaveState *slave = PXA2XX_I2C_SLAVE(i2c); |
1309 | e3b42536 | Paul Brook | PXA2xxI2CState *s = slave->host; |
1310 | 96dca6b9 | Andreas Färber | |
1311 | 96dca6b9 | Andreas Färber | if ((s->control & (1 << 14)) || !(s->control & (1 << 6))) { |
1312 | 3f582262 | balrog | return 1; |
1313 | 96dca6b9 | Andreas Färber | } |
1314 | 3f582262 | balrog | |
1315 | 3f582262 | balrog | if (!(s->status & (1 << 0))) { /* RWM */ |
1316 | 3f582262 | balrog | s->status |= 1 << 7; /* set IRF */ |
1317 | 3f582262 | balrog | s->data = data; |
1318 | 3f582262 | balrog | } |
1319 | 3f582262 | balrog | pxa2xx_i2c_update(s); |
1320 | 3f582262 | balrog | |
1321 | 3f582262 | balrog | return 1; |
1322 | 3f582262 | balrog | } |
1323 | 3f582262 | balrog | |
1324 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_i2c_read(void *opaque, hwaddr addr, |
1325 | 9c843933 | Avi Kivity | unsigned size)
|
1326 | 3f582262 | balrog | { |
1327 | bc24a225 | Paul Brook | PXA2xxI2CState *s = (PXA2xxI2CState *) opaque; |
1328 | 96dca6b9 | Andreas Färber | I2CSlave *slave; |
1329 | 3f582262 | balrog | |
1330 | ed005253 | balrog | addr -= s->offset; |
1331 | 3f582262 | balrog | switch (addr) {
|
1332 | 3f582262 | balrog | case ICR:
|
1333 | 3f582262 | balrog | return s->control;
|
1334 | 3f582262 | balrog | case ISR:
|
1335 | 3f582262 | balrog | return s->status | (i2c_bus_busy(s->bus) << 2); |
1336 | 3f582262 | balrog | case ISAR:
|
1337 | 96dca6b9 | Andreas Färber | slave = I2C_SLAVE(s->slave); |
1338 | 96dca6b9 | Andreas Färber | return slave->address;
|
1339 | 3f582262 | balrog | case IDBR:
|
1340 | 3f582262 | balrog | return s->data;
|
1341 | 3f582262 | balrog | case IBMR:
|
1342 | 3f582262 | balrog | if (s->status & (1 << 2)) |
1343 | 3f582262 | balrog | s->ibmr ^= 3; /* Fake SCL and SDA pin changes */ |
1344 | 3f582262 | balrog | else
|
1345 | 3f582262 | balrog | s->ibmr = 0;
|
1346 | 3f582262 | balrog | return s->ibmr;
|
1347 | 3f582262 | balrog | default:
|
1348 | 3f582262 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1349 | 3f582262 | balrog | break;
|
1350 | 3f582262 | balrog | } |
1351 | 3f582262 | balrog | return 0; |
1352 | 3f582262 | balrog | } |
1353 | 3f582262 | balrog | |
1354 | a8170e5e | Avi Kivity | static void pxa2xx_i2c_write(void *opaque, hwaddr addr, |
1355 | 9c843933 | Avi Kivity | uint64_t value64, unsigned size)
|
1356 | 3f582262 | balrog | { |
1357 | bc24a225 | Paul Brook | PXA2xxI2CState *s = (PXA2xxI2CState *) opaque; |
1358 | 9c843933 | Avi Kivity | uint32_t value = value64; |
1359 | 3f582262 | balrog | int ack;
|
1360 | 3f582262 | balrog | |
1361 | ed005253 | balrog | addr -= s->offset; |
1362 | 3f582262 | balrog | switch (addr) {
|
1363 | 3f582262 | balrog | case ICR:
|
1364 | 3f582262 | balrog | s->control = value & 0xfff7;
|
1365 | 3f582262 | balrog | if ((value & (1 << 3)) && (value & (1 << 6))) { /* TB and IUE */ |
1366 | 3f582262 | balrog | /* TODO: slave mode */
|
1367 | 3f582262 | balrog | if (value & (1 << 0)) { /* START condition */ |
1368 | 3f582262 | balrog | if (s->data & 1) |
1369 | 3f582262 | balrog | s->status |= 1 << 0; /* set RWM */ |
1370 | 3f582262 | balrog | else
|
1371 | 3f582262 | balrog | s->status &= ~(1 << 0); /* clear RWM */ |
1372 | 3f582262 | balrog | ack = !i2c_start_transfer(s->bus, s->data >> 1, s->data & 1); |
1373 | 3f582262 | balrog | } else {
|
1374 | 3f582262 | balrog | if (s->status & (1 << 0)) { /* RWM */ |
1375 | 3f582262 | balrog | s->data = i2c_recv(s->bus); |
1376 | 3f582262 | balrog | if (value & (1 << 2)) /* ACKNAK */ |
1377 | 3f582262 | balrog | i2c_nack(s->bus); |
1378 | 3f582262 | balrog | ack = 1;
|
1379 | 3f582262 | balrog | } else
|
1380 | 3f582262 | balrog | ack = !i2c_send(s->bus, s->data); |
1381 | 3f582262 | balrog | } |
1382 | 3f582262 | balrog | |
1383 | 3f582262 | balrog | if (value & (1 << 1)) /* STOP condition */ |
1384 | 3f582262 | balrog | i2c_end_transfer(s->bus); |
1385 | 3f582262 | balrog | |
1386 | 3f582262 | balrog | if (ack) {
|
1387 | 3f582262 | balrog | if (value & (1 << 0)) /* START condition */ |
1388 | 3f582262 | balrog | s->status |= 1 << 6; /* set ITE */ |
1389 | 3f582262 | balrog | else
|
1390 | 3f582262 | balrog | if (s->status & (1 << 0)) /* RWM */ |
1391 | 3f582262 | balrog | s->status |= 1 << 7; /* set IRF */ |
1392 | 3f582262 | balrog | else
|
1393 | 3f582262 | balrog | s->status |= 1 << 6; /* set ITE */ |
1394 | 3f582262 | balrog | s->status &= ~(1 << 1); /* clear ACKNAK */ |
1395 | 3f582262 | balrog | } else {
|
1396 | 3f582262 | balrog | s->status |= 1 << 6; /* set ITE */ |
1397 | 3f582262 | balrog | s->status |= 1 << 10; /* set BED */ |
1398 | 3f582262 | balrog | s->status |= 1 << 1; /* set ACKNAK */ |
1399 | 3f582262 | balrog | } |
1400 | 3f582262 | balrog | } |
1401 | 3f582262 | balrog | if (!(value & (1 << 3)) && (value & (1 << 6))) /* !TB and IUE */ |
1402 | 3f582262 | balrog | if (value & (1 << 4)) /* MA */ |
1403 | 3f582262 | balrog | i2c_end_transfer(s->bus); |
1404 | 3f582262 | balrog | pxa2xx_i2c_update(s); |
1405 | 3f582262 | balrog | break;
|
1406 | 3f582262 | balrog | |
1407 | 3f582262 | balrog | case ISR:
|
1408 | 3f582262 | balrog | s->status &= ~(value & 0x07f0);
|
1409 | 3f582262 | balrog | pxa2xx_i2c_update(s); |
1410 | 3f582262 | balrog | break;
|
1411 | 3f582262 | balrog | |
1412 | 3f582262 | balrog | case ISAR:
|
1413 | 96dca6b9 | Andreas Färber | i2c_set_slave_address(I2C_SLAVE(s->slave), value & 0x7f);
|
1414 | 3f582262 | balrog | break;
|
1415 | 3f582262 | balrog | |
1416 | 3f582262 | balrog | case IDBR:
|
1417 | 3f582262 | balrog | s->data = value & 0xff;
|
1418 | 3f582262 | balrog | break;
|
1419 | 3f582262 | balrog | |
1420 | 3f582262 | balrog | default:
|
1421 | 3f582262 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1422 | 3f582262 | balrog | } |
1423 | 3f582262 | balrog | } |
1424 | 3f582262 | balrog | |
1425 | 9c843933 | Avi Kivity | static const MemoryRegionOps pxa2xx_i2c_ops = { |
1426 | 9c843933 | Avi Kivity | .read = pxa2xx_i2c_read, |
1427 | 9c843933 | Avi Kivity | .write = pxa2xx_i2c_write, |
1428 | 9c843933 | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
1429 | 3f582262 | balrog | }; |
1430 | 3f582262 | balrog | |
1431 | 0211364d | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_i2c_slave = { |
1432 | 0211364d | Juan Quintela | .name = "pxa2xx_i2c_slave",
|
1433 | 0211364d | Juan Quintela | .version_id = 1,
|
1434 | 0211364d | Juan Quintela | .minimum_version_id = 1,
|
1435 | 0211364d | Juan Quintela | .minimum_version_id_old = 1,
|
1436 | 0211364d | Juan Quintela | .fields = (VMStateField []) { |
1437 | 96dca6b9 | Andreas Färber | VMSTATE_I2C_SLAVE(parent_obj, PXA2xxI2CSlaveState), |
1438 | 0211364d | Juan Quintela | VMSTATE_END_OF_LIST() |
1439 | 0211364d | Juan Quintela | } |
1440 | 0211364d | Juan Quintela | }; |
1441 | aa941b94 | balrog | |
1442 | 0211364d | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_i2c = { |
1443 | 0211364d | Juan Quintela | .name = "pxa2xx_i2c",
|
1444 | 0211364d | Juan Quintela | .version_id = 1,
|
1445 | 0211364d | Juan Quintela | .minimum_version_id = 1,
|
1446 | 0211364d | Juan Quintela | .minimum_version_id_old = 1,
|
1447 | 0211364d | Juan Quintela | .fields = (VMStateField []) { |
1448 | 0211364d | Juan Quintela | VMSTATE_UINT16(control, PXA2xxI2CState), |
1449 | 0211364d | Juan Quintela | VMSTATE_UINT16(status, PXA2xxI2CState), |
1450 | 0211364d | Juan Quintela | VMSTATE_UINT8(ibmr, PXA2xxI2CState), |
1451 | 0211364d | Juan Quintela | VMSTATE_UINT8(data, PXA2xxI2CState), |
1452 | 0211364d | Juan Quintela | VMSTATE_STRUCT_POINTER(slave, PXA2xxI2CState, |
1453 | 20bcf73f | Peter Maydell | vmstate_pxa2xx_i2c_slave, PXA2xxI2CSlaveState), |
1454 | 0211364d | Juan Quintela | VMSTATE_END_OF_LIST() |
1455 | 0211364d | Juan Quintela | } |
1456 | 0211364d | Juan Quintela | }; |
1457 | aa941b94 | balrog | |
1458 | 9e07bdf8 | Anthony Liguori | static int pxa2xx_i2c_slave_init(I2CSlave *i2c) |
1459 | e3b42536 | Paul Brook | { |
1460 | e3b42536 | Paul Brook | /* Nothing to do. */
|
1461 | 81a322d4 | Gerd Hoffmann | return 0; |
1462 | e3b42536 | Paul Brook | } |
1463 | e3b42536 | Paul Brook | |
1464 | 999e12bb | Anthony Liguori | static void pxa2xx_i2c_slave_class_init(ObjectClass *klass, void *data) |
1465 | b5ea9327 | Anthony Liguori | { |
1466 | b5ea9327 | Anthony Liguori | I2CSlaveClass *k = I2C_SLAVE_CLASS(klass); |
1467 | b5ea9327 | Anthony Liguori | |
1468 | b5ea9327 | Anthony Liguori | k->init = pxa2xx_i2c_slave_init; |
1469 | b5ea9327 | Anthony Liguori | k->event = pxa2xx_i2c_event; |
1470 | b5ea9327 | Anthony Liguori | k->recv = pxa2xx_i2c_rx; |
1471 | b5ea9327 | Anthony Liguori | k->send = pxa2xx_i2c_tx; |
1472 | b5ea9327 | Anthony Liguori | } |
1473 | b5ea9327 | Anthony Liguori | |
1474 | 8c43a6f0 | Andreas Färber | static const TypeInfo pxa2xx_i2c_slave_info = { |
1475 | 96dca6b9 | Andreas Färber | .name = TYPE_PXA2XX_I2C_SLAVE, |
1476 | 39bffca2 | Anthony Liguori | .parent = TYPE_I2C_SLAVE, |
1477 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PXA2xxI2CSlaveState),
|
1478 | 39bffca2 | Anthony Liguori | .class_init = pxa2xx_i2c_slave_class_init, |
1479 | e3b42536 | Paul Brook | }; |
1480 | e3b42536 | Paul Brook | |
1481 | a8170e5e | Avi Kivity | PXA2xxI2CState *pxa2xx_i2c_init(hwaddr base, |
1482 | ed005253 | balrog | qemu_irq irq, uint32_t region_size) |
1483 | 3f582262 | balrog | { |
1484 | e3b42536 | Paul Brook | DeviceState *dev; |
1485 | c8ba63f8 | Dmitry Eremin-Solenikov | SysBusDevice *i2c_dev; |
1486 | c8ba63f8 | Dmitry Eremin-Solenikov | PXA2xxI2CState *s; |
1487 | a5c82852 | Andreas Färber | I2CBus *i2cbus; |
1488 | c8ba63f8 | Dmitry Eremin-Solenikov | |
1489 | 5354c21e | Andreas Färber | dev = qdev_create(NULL, TYPE_PXA2XX_I2C);
|
1490 | 5354c21e | Andreas Färber | qdev_prop_set_uint32(dev, "size", region_size + 1); |
1491 | 5354c21e | Andreas Färber | qdev_prop_set_uint32(dev, "offset", base & region_size);
|
1492 | 5354c21e | Andreas Färber | qdev_init_nofail(dev); |
1493 | c8ba63f8 | Dmitry Eremin-Solenikov | |
1494 | 5354c21e | Andreas Färber | i2c_dev = SYS_BUS_DEVICE(dev); |
1495 | c8ba63f8 | Dmitry Eremin-Solenikov | sysbus_mmio_map(i2c_dev, 0, base & ~region_size);
|
1496 | c8ba63f8 | Dmitry Eremin-Solenikov | sysbus_connect_irq(i2c_dev, 0, irq);
|
1497 | e3b42536 | Paul Brook | |
1498 | 5354c21e | Andreas Färber | s = PXA2XX_I2C(i2c_dev); |
1499 | c701b35b | pbrook | /* FIXME: Should the slave device really be on a separate bus? */
|
1500 | be2f78b6 | Andreas Färber | i2cbus = i2c_init_bus(dev, "dummy");
|
1501 | 96dca6b9 | Andreas Färber | dev = i2c_create_slave(i2cbus, TYPE_PXA2XX_I2C_SLAVE, 0);
|
1502 | 96dca6b9 | Andreas Färber | s->slave = PXA2XX_I2C_SLAVE(dev); |
1503 | e3b42536 | Paul Brook | s->slave->host = s; |
1504 | 3f582262 | balrog | |
1505 | c8ba63f8 | Dmitry Eremin-Solenikov | return s;
|
1506 | c8ba63f8 | Dmitry Eremin-Solenikov | } |
1507 | c8ba63f8 | Dmitry Eremin-Solenikov | |
1508 | 5354c21e | Andreas Färber | static int pxa2xx_i2c_initfn(SysBusDevice *sbd) |
1509 | c8ba63f8 | Dmitry Eremin-Solenikov | { |
1510 | 5354c21e | Andreas Färber | DeviceState *dev = DEVICE(sbd); |
1511 | 5354c21e | Andreas Färber | PXA2xxI2CState *s = PXA2XX_I2C(dev); |
1512 | c8ba63f8 | Dmitry Eremin-Solenikov | |
1513 | 5354c21e | Andreas Färber | s->bus = i2c_init_bus(dev, "i2c");
|
1514 | 3f582262 | balrog | |
1515 | 64bde0f3 | Paolo Bonzini | memory_region_init_io(&s->iomem, OBJECT(s), &pxa2xx_i2c_ops, s, |
1516 | 64bde0f3 | Paolo Bonzini | "pxa2xx-i2c", s->region_size);
|
1517 | 5354c21e | Andreas Färber | sysbus_init_mmio(sbd, &s->iomem); |
1518 | 5354c21e | Andreas Färber | sysbus_init_irq(sbd, &s->irq); |
1519 | aa941b94 | balrog | |
1520 | c8ba63f8 | Dmitry Eremin-Solenikov | return 0; |
1521 | 3f582262 | balrog | } |
1522 | 3f582262 | balrog | |
1523 | a5c82852 | Andreas Färber | I2CBus *pxa2xx_i2c_bus(PXA2xxI2CState *s) |
1524 | 3f582262 | balrog | { |
1525 | 3f582262 | balrog | return s->bus;
|
1526 | 3f582262 | balrog | } |
1527 | 3f582262 | balrog | |
1528 | 999e12bb | Anthony Liguori | static Property pxa2xx_i2c_properties[] = {
|
1529 | 999e12bb | Anthony Liguori | DEFINE_PROP_UINT32("size", PXA2xxI2CState, region_size, 0x10000), |
1530 | 999e12bb | Anthony Liguori | DEFINE_PROP_UINT32("offset", PXA2xxI2CState, offset, 0), |
1531 | 999e12bb | Anthony Liguori | DEFINE_PROP_END_OF_LIST(), |
1532 | 999e12bb | Anthony Liguori | }; |
1533 | 999e12bb | Anthony Liguori | |
1534 | 999e12bb | Anthony Liguori | static void pxa2xx_i2c_class_init(ObjectClass *klass, void *data) |
1535 | 999e12bb | Anthony Liguori | { |
1536 | 39bffca2 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
1537 | 999e12bb | Anthony Liguori | SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); |
1538 | 999e12bb | Anthony Liguori | |
1539 | 999e12bb | Anthony Liguori | k->init = pxa2xx_i2c_initfn; |
1540 | 39bffca2 | Anthony Liguori | dc->desc = "PXA2xx I2C Bus Controller";
|
1541 | 39bffca2 | Anthony Liguori | dc->vmsd = &vmstate_pxa2xx_i2c; |
1542 | 39bffca2 | Anthony Liguori | dc->props = pxa2xx_i2c_properties; |
1543 | 999e12bb | Anthony Liguori | } |
1544 | 999e12bb | Anthony Liguori | |
1545 | 8c43a6f0 | Andreas Färber | static const TypeInfo pxa2xx_i2c_info = { |
1546 | 5354c21e | Andreas Färber | .name = TYPE_PXA2XX_I2C, |
1547 | 39bffca2 | Anthony Liguori | .parent = TYPE_SYS_BUS_DEVICE, |
1548 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PXA2xxI2CState),
|
1549 | 39bffca2 | Anthony Liguori | .class_init = pxa2xx_i2c_class_init, |
1550 | c8ba63f8 | Dmitry Eremin-Solenikov | }; |
1551 | c8ba63f8 | Dmitry Eremin-Solenikov | |
1552 | c1713132 | balrog | /* PXA Inter-IC Sound Controller */
|
1553 | bc24a225 | Paul Brook | static void pxa2xx_i2s_reset(PXA2xxI2SState *i2s) |
1554 | c1713132 | balrog | { |
1555 | c1713132 | balrog | i2s->rx_len = 0;
|
1556 | c1713132 | balrog | i2s->tx_len = 0;
|
1557 | c1713132 | balrog | i2s->fifo_len = 0;
|
1558 | c1713132 | balrog | i2s->clk = 0x1a;
|
1559 | c1713132 | balrog | i2s->control[0] = 0x00; |
1560 | c1713132 | balrog | i2s->control[1] = 0x00; |
1561 | c1713132 | balrog | i2s->status = 0x00;
|
1562 | c1713132 | balrog | i2s->mask = 0x00;
|
1563 | c1713132 | balrog | } |
1564 | c1713132 | balrog | |
1565 | c1713132 | balrog | #define SACR_TFTH(val) ((val >> 8) & 0xf) |
1566 | c1713132 | balrog | #define SACR_RFTH(val) ((val >> 12) & 0xf) |
1567 | c1713132 | balrog | #define SACR_DREC(val) (val & (1 << 3)) |
1568 | c1713132 | balrog | #define SACR_DPRL(val) (val & (1 << 4)) |
1569 | c1713132 | balrog | |
1570 | bc24a225 | Paul Brook | static inline void pxa2xx_i2s_update(PXA2xxI2SState *i2s) |
1571 | c1713132 | balrog | { |
1572 | c1713132 | balrog | int rfs, tfs;
|
1573 | c1713132 | balrog | rfs = SACR_RFTH(i2s->control[0]) < i2s->rx_len &&
|
1574 | c1713132 | balrog | !SACR_DREC(i2s->control[1]);
|
1575 | c1713132 | balrog | tfs = (i2s->tx_len || i2s->fifo_len < SACR_TFTH(i2s->control[0])) &&
|
1576 | c1713132 | balrog | i2s->enable && !SACR_DPRL(i2s->control[1]);
|
1577 | c1713132 | balrog | |
1578 | 2115c019 | Andrzej Zaborowski | qemu_set_irq(i2s->rx_dma, rfs); |
1579 | 2115c019 | Andrzej Zaborowski | qemu_set_irq(i2s->tx_dma, tfs); |
1580 | c1713132 | balrog | |
1581 | c1713132 | balrog | i2s->status &= 0xe0;
|
1582 | 59c0149b | balrog | if (i2s->fifo_len < 16 || !i2s->enable) |
1583 | 59c0149b | balrog | i2s->status |= 1 << 0; /* TNF */ |
1584 | c1713132 | balrog | if (i2s->rx_len)
|
1585 | c1713132 | balrog | i2s->status |= 1 << 1; /* RNE */ |
1586 | c1713132 | balrog | if (i2s->enable)
|
1587 | c1713132 | balrog | i2s->status |= 1 << 2; /* BSY */ |
1588 | c1713132 | balrog | if (tfs)
|
1589 | c1713132 | balrog | i2s->status |= 1 << 3; /* TFS */ |
1590 | c1713132 | balrog | if (rfs)
|
1591 | c1713132 | balrog | i2s->status |= 1 << 4; /* RFS */ |
1592 | c1713132 | balrog | if (!(i2s->tx_len && i2s->enable))
|
1593 | c1713132 | balrog | i2s->status |= i2s->fifo_len << 8; /* TFL */ |
1594 | c1713132 | balrog | i2s->status |= MAX(i2s->rx_len, 0xf) << 12; /* RFL */ |
1595 | c1713132 | balrog | |
1596 | c1713132 | balrog | qemu_set_irq(i2s->irq, i2s->status & i2s->mask); |
1597 | c1713132 | balrog | } |
1598 | c1713132 | balrog | |
1599 | c1713132 | balrog | #define SACR0 0x00 /* Serial Audio Global Control register */ |
1600 | c1713132 | balrog | #define SACR1 0x04 /* Serial Audio I2S/MSB-Justified Control register */ |
1601 | c1713132 | balrog | #define SASR0 0x0c /* Serial Audio Interface and FIFO Status register */ |
1602 | c1713132 | balrog | #define SAIMR 0x14 /* Serial Audio Interrupt Mask register */ |
1603 | c1713132 | balrog | #define SAICR 0x18 /* Serial Audio Interrupt Clear register */ |
1604 | c1713132 | balrog | #define SADIV 0x60 /* Serial Audio Clock Divider register */ |
1605 | c1713132 | balrog | #define SADR 0x80 /* Serial Audio Data register */ |
1606 | c1713132 | balrog | |
1607 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_i2s_read(void *opaque, hwaddr addr, |
1608 | 9c843933 | Avi Kivity | unsigned size)
|
1609 | c1713132 | balrog | { |
1610 | bc24a225 | Paul Brook | PXA2xxI2SState *s = (PXA2xxI2SState *) opaque; |
1611 | c1713132 | balrog | |
1612 | c1713132 | balrog | switch (addr) {
|
1613 | c1713132 | balrog | case SACR0:
|
1614 | c1713132 | balrog | return s->control[0]; |
1615 | c1713132 | balrog | case SACR1:
|
1616 | c1713132 | balrog | return s->control[1]; |
1617 | c1713132 | balrog | case SASR0:
|
1618 | c1713132 | balrog | return s->status;
|
1619 | c1713132 | balrog | case SAIMR:
|
1620 | c1713132 | balrog | return s->mask;
|
1621 | c1713132 | balrog | case SAICR:
|
1622 | c1713132 | balrog | return 0; |
1623 | c1713132 | balrog | case SADIV:
|
1624 | c1713132 | balrog | return s->clk;
|
1625 | c1713132 | balrog | case SADR:
|
1626 | c1713132 | balrog | if (s->rx_len > 0) { |
1627 | c1713132 | balrog | s->rx_len --; |
1628 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1629 | c1713132 | balrog | return s->codec_in(s->opaque);
|
1630 | c1713132 | balrog | } |
1631 | c1713132 | balrog | return 0; |
1632 | c1713132 | balrog | default:
|
1633 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1634 | c1713132 | balrog | break;
|
1635 | c1713132 | balrog | } |
1636 | c1713132 | balrog | return 0; |
1637 | c1713132 | balrog | } |
1638 | c1713132 | balrog | |
1639 | a8170e5e | Avi Kivity | static void pxa2xx_i2s_write(void *opaque, hwaddr addr, |
1640 | 9c843933 | Avi Kivity | uint64_t value, unsigned size)
|
1641 | c1713132 | balrog | { |
1642 | bc24a225 | Paul Brook | PXA2xxI2SState *s = (PXA2xxI2SState *) opaque; |
1643 | c1713132 | balrog | uint32_t *sample; |
1644 | c1713132 | balrog | |
1645 | c1713132 | balrog | switch (addr) {
|
1646 | c1713132 | balrog | case SACR0:
|
1647 | c1713132 | balrog | if (value & (1 << 3)) /* RST */ |
1648 | c1713132 | balrog | pxa2xx_i2s_reset(s); |
1649 | c1713132 | balrog | s->control[0] = value & 0xff3d; |
1650 | c1713132 | balrog | if (!s->enable && (value & 1) && s->tx_len) { /* ENB */ |
1651 | c1713132 | balrog | for (sample = s->fifo; s->fifo_len > 0; s->fifo_len --, sample ++) |
1652 | c1713132 | balrog | s->codec_out(s->opaque, *sample); |
1653 | c1713132 | balrog | s->status &= ~(1 << 7); /* I2SOFF */ |
1654 | c1713132 | balrog | } |
1655 | c1713132 | balrog | if (value & (1 << 4)) /* EFWR */ |
1656 | c1713132 | balrog | printf("%s: Attempt to use special function\n", __FUNCTION__);
|
1657 | 9dda2465 | Vasily Khoruzhick | s->enable = (value & 9) == 1; /* ENB && !RST*/ |
1658 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1659 | c1713132 | balrog | break;
|
1660 | c1713132 | balrog | case SACR1:
|
1661 | c1713132 | balrog | s->control[1] = value & 0x0039; |
1662 | c1713132 | balrog | if (value & (1 << 5)) /* ENLBF */ |
1663 | c1713132 | balrog | printf("%s: Attempt to use loopback function\n", __FUNCTION__);
|
1664 | c1713132 | balrog | if (value & (1 << 4)) /* DPRL */ |
1665 | c1713132 | balrog | s->fifo_len = 0;
|
1666 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1667 | c1713132 | balrog | break;
|
1668 | c1713132 | balrog | case SAIMR:
|
1669 | c1713132 | balrog | s->mask = value & 0x0078;
|
1670 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1671 | c1713132 | balrog | break;
|
1672 | c1713132 | balrog | case SAICR:
|
1673 | c1713132 | balrog | s->status &= ~(value & (3 << 5)); |
1674 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1675 | c1713132 | balrog | break;
|
1676 | c1713132 | balrog | case SADIV:
|
1677 | c1713132 | balrog | s->clk = value & 0x007f;
|
1678 | c1713132 | balrog | break;
|
1679 | c1713132 | balrog | case SADR:
|
1680 | c1713132 | balrog | if (s->tx_len && s->enable) {
|
1681 | c1713132 | balrog | s->tx_len --; |
1682 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1683 | c1713132 | balrog | s->codec_out(s->opaque, value); |
1684 | c1713132 | balrog | } else if (s->fifo_len < 16) { |
1685 | c1713132 | balrog | s->fifo[s->fifo_len ++] = value; |
1686 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1687 | c1713132 | balrog | } |
1688 | c1713132 | balrog | break;
|
1689 | c1713132 | balrog | default:
|
1690 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1691 | c1713132 | balrog | } |
1692 | c1713132 | balrog | } |
1693 | c1713132 | balrog | |
1694 | 9c843933 | Avi Kivity | static const MemoryRegionOps pxa2xx_i2s_ops = { |
1695 | 9c843933 | Avi Kivity | .read = pxa2xx_i2s_read, |
1696 | 9c843933 | Avi Kivity | .write = pxa2xx_i2s_write, |
1697 | 9c843933 | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
1698 | c1713132 | balrog | }; |
1699 | c1713132 | balrog | |
1700 | 9f5dfe29 | Juan Quintela | static const VMStateDescription vmstate_pxa2xx_i2s = { |
1701 | 9f5dfe29 | Juan Quintela | .name = "pxa2xx_i2s",
|
1702 | 9f5dfe29 | Juan Quintela | .version_id = 0,
|
1703 | 9f5dfe29 | Juan Quintela | .minimum_version_id = 0,
|
1704 | 9f5dfe29 | Juan Quintela | .minimum_version_id_old = 0,
|
1705 | 9f5dfe29 | Juan Quintela | .fields = (VMStateField[]) { |
1706 | 9f5dfe29 | Juan Quintela | VMSTATE_UINT32_ARRAY(control, PXA2xxI2SState, 2),
|
1707 | 9f5dfe29 | Juan Quintela | VMSTATE_UINT32(status, PXA2xxI2SState), |
1708 | 9f5dfe29 | Juan Quintela | VMSTATE_UINT32(mask, PXA2xxI2SState), |
1709 | 9f5dfe29 | Juan Quintela | VMSTATE_UINT32(clk, PXA2xxI2SState), |
1710 | 9f5dfe29 | Juan Quintela | VMSTATE_INT32(enable, PXA2xxI2SState), |
1711 | 9f5dfe29 | Juan Quintela | VMSTATE_INT32(rx_len, PXA2xxI2SState), |
1712 | 9f5dfe29 | Juan Quintela | VMSTATE_INT32(tx_len, PXA2xxI2SState), |
1713 | 9f5dfe29 | Juan Quintela | VMSTATE_INT32(fifo_len, PXA2xxI2SState), |
1714 | 9f5dfe29 | Juan Quintela | VMSTATE_END_OF_LIST() |
1715 | 9f5dfe29 | Juan Quintela | } |
1716 | 9f5dfe29 | Juan Quintela | }; |
1717 | aa941b94 | balrog | |
1718 | c1713132 | balrog | static void pxa2xx_i2s_data_req(void *opaque, int tx, int rx) |
1719 | c1713132 | balrog | { |
1720 | bc24a225 | Paul Brook | PXA2xxI2SState *s = (PXA2xxI2SState *) opaque; |
1721 | c1713132 | balrog | uint32_t *sample; |
1722 | c1713132 | balrog | |
1723 | c1713132 | balrog | /* Signal FIFO errors */
|
1724 | c1713132 | balrog | if (s->enable && s->tx_len)
|
1725 | c1713132 | balrog | s->status |= 1 << 5; /* TUR */ |
1726 | c1713132 | balrog | if (s->enable && s->rx_len)
|
1727 | c1713132 | balrog | s->status |= 1 << 6; /* ROR */ |
1728 | c1713132 | balrog | |
1729 | c1713132 | balrog | /* Should be tx - MIN(tx, s->fifo_len) but we don't really need to
|
1730 | c1713132 | balrog | * handle the cases where it makes a difference. */
|
1731 | c1713132 | balrog | s->tx_len = tx - s->fifo_len; |
1732 | c1713132 | balrog | s->rx_len = rx; |
1733 | c1713132 | balrog | /* Note that is s->codec_out wasn't set, we wouldn't get called. */
|
1734 | c1713132 | balrog | if (s->enable)
|
1735 | c1713132 | balrog | for (sample = s->fifo; s->fifo_len; s->fifo_len --, sample ++)
|
1736 | c1713132 | balrog | s->codec_out(s->opaque, *sample); |
1737 | c1713132 | balrog | pxa2xx_i2s_update(s); |
1738 | c1713132 | balrog | } |
1739 | c1713132 | balrog | |
1740 | 9c843933 | Avi Kivity | static PXA2xxI2SState *pxa2xx_i2s_init(MemoryRegion *sysmem,
|
1741 | a8170e5e | Avi Kivity | hwaddr base, |
1742 | 2115c019 | Andrzej Zaborowski | qemu_irq irq, qemu_irq rx_dma, qemu_irq tx_dma) |
1743 | c1713132 | balrog | { |
1744 | bc24a225 | Paul Brook | PXA2xxI2SState *s = (PXA2xxI2SState *) |
1745 | 7267c094 | Anthony Liguori | g_malloc0(sizeof(PXA2xxI2SState));
|
1746 | c1713132 | balrog | |
1747 | c1713132 | balrog | s->irq = irq; |
1748 | 2115c019 | Andrzej Zaborowski | s->rx_dma = rx_dma; |
1749 | 2115c019 | Andrzej Zaborowski | s->tx_dma = tx_dma; |
1750 | c1713132 | balrog | s->data_req = pxa2xx_i2s_data_req; |
1751 | c1713132 | balrog | |
1752 | c1713132 | balrog | pxa2xx_i2s_reset(s); |
1753 | c1713132 | balrog | |
1754 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->iomem, NULL, &pxa2xx_i2s_ops, s,
|
1755 | 9c843933 | Avi Kivity | "pxa2xx-i2s", 0x100000); |
1756 | 9c843933 | Avi Kivity | memory_region_add_subregion(sysmem, base, &s->iomem); |
1757 | c1713132 | balrog | |
1758 | 9f5dfe29 | Juan Quintela | vmstate_register(NULL, base, &vmstate_pxa2xx_i2s, s);
|
1759 | aa941b94 | balrog | |
1760 | c1713132 | balrog | return s;
|
1761 | c1713132 | balrog | } |
1762 | c1713132 | balrog | |
1763 | c1713132 | balrog | /* PXA Fast Infra-red Communications Port */
|
1764 | bc24a225 | Paul Brook | struct PXA2xxFIrState {
|
1765 | adfc39ea | Avi Kivity | MemoryRegion iomem; |
1766 | c1713132 | balrog | qemu_irq irq; |
1767 | 2115c019 | Andrzej Zaborowski | qemu_irq rx_dma; |
1768 | 2115c019 | Andrzej Zaborowski | qemu_irq tx_dma; |
1769 | c1713132 | balrog | int enable;
|
1770 | c1713132 | balrog | CharDriverState *chr; |
1771 | c1713132 | balrog | |
1772 | c1713132 | balrog | uint8_t control[3];
|
1773 | c1713132 | balrog | uint8_t status[2];
|
1774 | c1713132 | balrog | |
1775 | c1713132 | balrog | int rx_len;
|
1776 | c1713132 | balrog | int rx_start;
|
1777 | c1713132 | balrog | uint8_t rx_fifo[64];
|
1778 | c1713132 | balrog | }; |
1779 | c1713132 | balrog | |
1780 | bc24a225 | Paul Brook | static void pxa2xx_fir_reset(PXA2xxFIrState *s) |
1781 | c1713132 | balrog | { |
1782 | c1713132 | balrog | s->control[0] = 0x00; |
1783 | c1713132 | balrog | s->control[1] = 0x00; |
1784 | c1713132 | balrog | s->control[2] = 0x00; |
1785 | c1713132 | balrog | s->status[0] = 0x00; |
1786 | c1713132 | balrog | s->status[1] = 0x00; |
1787 | c1713132 | balrog | s->enable = 0;
|
1788 | c1713132 | balrog | } |
1789 | c1713132 | balrog | |
1790 | bc24a225 | Paul Brook | static inline void pxa2xx_fir_update(PXA2xxFIrState *s) |
1791 | c1713132 | balrog | { |
1792 | c1713132 | balrog | static const int tresh[4] = { 8, 16, 32, 0 }; |
1793 | c1713132 | balrog | int intr = 0; |
1794 | c1713132 | balrog | if ((s->control[0] & (1 << 4)) && /* RXE */ |
1795 | c1713132 | balrog | s->rx_len >= tresh[s->control[2] & 3]) /* TRIG */ |
1796 | c1713132 | balrog | s->status[0] |= 1 << 4; /* RFS */ |
1797 | c1713132 | balrog | else
|
1798 | c1713132 | balrog | s->status[0] &= ~(1 << 4); /* RFS */ |
1799 | c1713132 | balrog | if (s->control[0] & (1 << 3)) /* TXE */ |
1800 | c1713132 | balrog | s->status[0] |= 1 << 3; /* TFS */ |
1801 | c1713132 | balrog | else
|
1802 | c1713132 | balrog | s->status[0] &= ~(1 << 3); /* TFS */ |
1803 | c1713132 | balrog | if (s->rx_len)
|
1804 | c1713132 | balrog | s->status[1] |= 1 << 2; /* RNE */ |
1805 | c1713132 | balrog | else
|
1806 | c1713132 | balrog | s->status[1] &= ~(1 << 2); /* RNE */ |
1807 | c1713132 | balrog | if (s->control[0] & (1 << 4)) /* RXE */ |
1808 | c1713132 | balrog | s->status[1] |= 1 << 0; /* RSY */ |
1809 | c1713132 | balrog | else
|
1810 | c1713132 | balrog | s->status[1] &= ~(1 << 0); /* RSY */ |
1811 | c1713132 | balrog | |
1812 | c1713132 | balrog | intr |= (s->control[0] & (1 << 5)) && /* RIE */ |
1813 | c1713132 | balrog | (s->status[0] & (1 << 4)); /* RFS */ |
1814 | c1713132 | balrog | intr |= (s->control[0] & (1 << 6)) && /* TIE */ |
1815 | c1713132 | balrog | (s->status[0] & (1 << 3)); /* TFS */ |
1816 | c1713132 | balrog | intr |= (s->control[2] & (1 << 4)) && /* TRAIL */ |
1817 | c1713132 | balrog | (s->status[0] & (1 << 6)); /* EOC */ |
1818 | c1713132 | balrog | intr |= (s->control[0] & (1 << 2)) && /* TUS */ |
1819 | c1713132 | balrog | (s->status[0] & (1 << 1)); /* TUR */ |
1820 | c1713132 | balrog | intr |= s->status[0] & 0x25; /* FRE, RAB, EIF */ |
1821 | c1713132 | balrog | |
1822 | 2115c019 | Andrzej Zaborowski | qemu_set_irq(s->rx_dma, (s->status[0] >> 4) & 1); |
1823 | 2115c019 | Andrzej Zaborowski | qemu_set_irq(s->tx_dma, (s->status[0] >> 3) & 1); |
1824 | c1713132 | balrog | |
1825 | c1713132 | balrog | qemu_set_irq(s->irq, intr && s->enable); |
1826 | c1713132 | balrog | } |
1827 | c1713132 | balrog | |
1828 | c1713132 | balrog | #define ICCR0 0x00 /* FICP Control register 0 */ |
1829 | c1713132 | balrog | #define ICCR1 0x04 /* FICP Control register 1 */ |
1830 | c1713132 | balrog | #define ICCR2 0x08 /* FICP Control register 2 */ |
1831 | c1713132 | balrog | #define ICDR 0x0c /* FICP Data register */ |
1832 | c1713132 | balrog | #define ICSR0 0x14 /* FICP Status register 0 */ |
1833 | c1713132 | balrog | #define ICSR1 0x18 /* FICP Status register 1 */ |
1834 | c1713132 | balrog | #define ICFOR 0x1c /* FICP FIFO Occupancy Status register */ |
1835 | c1713132 | balrog | |
1836 | a8170e5e | Avi Kivity | static uint64_t pxa2xx_fir_read(void *opaque, hwaddr addr, |
1837 | adfc39ea | Avi Kivity | unsigned size)
|
1838 | c1713132 | balrog | { |
1839 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1840 | c1713132 | balrog | uint8_t ret; |
1841 | c1713132 | balrog | |
1842 | c1713132 | balrog | switch (addr) {
|
1843 | c1713132 | balrog | case ICCR0:
|
1844 | c1713132 | balrog | return s->control[0]; |
1845 | c1713132 | balrog | case ICCR1:
|
1846 | c1713132 | balrog | return s->control[1]; |
1847 | c1713132 | balrog | case ICCR2:
|
1848 | c1713132 | balrog | return s->control[2]; |
1849 | c1713132 | balrog | case ICDR:
|
1850 | c1713132 | balrog | s->status[0] &= ~0x01; |
1851 | c1713132 | balrog | s->status[1] &= ~0x72; |
1852 | c1713132 | balrog | if (s->rx_len) {
|
1853 | c1713132 | balrog | s->rx_len --; |
1854 | c1713132 | balrog | ret = s->rx_fifo[s->rx_start ++]; |
1855 | c1713132 | balrog | s->rx_start &= 63;
|
1856 | c1713132 | balrog | pxa2xx_fir_update(s); |
1857 | c1713132 | balrog | return ret;
|
1858 | c1713132 | balrog | } |
1859 | c1713132 | balrog | printf("%s: Rx FIFO underrun.\n", __FUNCTION__);
|
1860 | c1713132 | balrog | break;
|
1861 | c1713132 | balrog | case ICSR0:
|
1862 | c1713132 | balrog | return s->status[0]; |
1863 | c1713132 | balrog | case ICSR1:
|
1864 | c1713132 | balrog | return s->status[1] | (1 << 3); /* TNF */ |
1865 | c1713132 | balrog | case ICFOR:
|
1866 | c1713132 | balrog | return s->rx_len;
|
1867 | c1713132 | balrog | default:
|
1868 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1869 | c1713132 | balrog | break;
|
1870 | c1713132 | balrog | } |
1871 | c1713132 | balrog | return 0; |
1872 | c1713132 | balrog | } |
1873 | c1713132 | balrog | |
1874 | a8170e5e | Avi Kivity | static void pxa2xx_fir_write(void *opaque, hwaddr addr, |
1875 | adfc39ea | Avi Kivity | uint64_t value64, unsigned size)
|
1876 | c1713132 | balrog | { |
1877 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1878 | adfc39ea | Avi Kivity | uint32_t value = value64; |
1879 | c1713132 | balrog | uint8_t ch; |
1880 | c1713132 | balrog | |
1881 | c1713132 | balrog | switch (addr) {
|
1882 | c1713132 | balrog | case ICCR0:
|
1883 | c1713132 | balrog | s->control[0] = value;
|
1884 | c1713132 | balrog | if (!(value & (1 << 4))) /* RXE */ |
1885 | c1713132 | balrog | s->rx_len = s->rx_start = 0;
|
1886 | 3ffd710e | Blue Swirl | if (!(value & (1 << 3))) { /* TXE */ |
1887 | 3ffd710e | Blue Swirl | /* Nop */
|
1888 | 3ffd710e | Blue Swirl | } |
1889 | c1713132 | balrog | s->enable = value & 1; /* ITR */ |
1890 | c1713132 | balrog | if (!s->enable)
|
1891 | c1713132 | balrog | s->status[0] = 0; |
1892 | c1713132 | balrog | pxa2xx_fir_update(s); |
1893 | c1713132 | balrog | break;
|
1894 | c1713132 | balrog | case ICCR1:
|
1895 | c1713132 | balrog | s->control[1] = value;
|
1896 | c1713132 | balrog | break;
|
1897 | c1713132 | balrog | case ICCR2:
|
1898 | c1713132 | balrog | s->control[2] = value & 0x3f; |
1899 | c1713132 | balrog | pxa2xx_fir_update(s); |
1900 | c1713132 | balrog | break;
|
1901 | c1713132 | balrog | case ICDR:
|
1902 | c1713132 | balrog | if (s->control[2] & (1 << 2)) /* TXP */ |
1903 | c1713132 | balrog | ch = value; |
1904 | c1713132 | balrog | else
|
1905 | c1713132 | balrog | ch = ~value; |
1906 | c1713132 | balrog | if (s->chr && s->enable && (s->control[0] & (1 << 3))) /* TXE */ |
1907 | 2cc6e0a1 | Anthony Liguori | qemu_chr_fe_write(s->chr, &ch, 1);
|
1908 | c1713132 | balrog | break;
|
1909 | c1713132 | balrog | case ICSR0:
|
1910 | c1713132 | balrog | s->status[0] &= ~(value & 0x66); |
1911 | c1713132 | balrog | pxa2xx_fir_update(s); |
1912 | c1713132 | balrog | break;
|
1913 | c1713132 | balrog | case ICFOR:
|
1914 | c1713132 | balrog | break;
|
1915 | c1713132 | balrog | default:
|
1916 | c1713132 | balrog | printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); |
1917 | c1713132 | balrog | } |
1918 | c1713132 | balrog | } |
1919 | c1713132 | balrog | |
1920 | adfc39ea | Avi Kivity | static const MemoryRegionOps pxa2xx_fir_ops = { |
1921 | adfc39ea | Avi Kivity | .read = pxa2xx_fir_read, |
1922 | adfc39ea | Avi Kivity | .write = pxa2xx_fir_write, |
1923 | adfc39ea | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
1924 | c1713132 | balrog | }; |
1925 | c1713132 | balrog | |
1926 | c1713132 | balrog | static int pxa2xx_fir_is_empty(void *opaque) |
1927 | c1713132 | balrog | { |
1928 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1929 | c1713132 | balrog | return (s->rx_len < 64); |
1930 | c1713132 | balrog | } |
1931 | c1713132 | balrog | |
1932 | c1713132 | balrog | static void pxa2xx_fir_rx(void *opaque, const uint8_t *buf, int size) |
1933 | c1713132 | balrog | { |
1934 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1935 | c1713132 | balrog | if (!(s->control[0] & (1 << 4))) /* RXE */ |
1936 | c1713132 | balrog | return;
|
1937 | c1713132 | balrog | |
1938 | c1713132 | balrog | while (size --) {
|
1939 | c1713132 | balrog | s->status[1] |= 1 << 4; /* EOF */ |
1940 | c1713132 | balrog | if (s->rx_len >= 64) { |
1941 | c1713132 | balrog | s->status[1] |= 1 << 6; /* ROR */ |
1942 | c1713132 | balrog | break;
|
1943 | c1713132 | balrog | } |
1944 | c1713132 | balrog | |
1945 | c1713132 | balrog | if (s->control[2] & (1 << 3)) /* RXP */ |
1946 | c1713132 | balrog | s->rx_fifo[(s->rx_start + s->rx_len ++) & 63] = *(buf ++);
|
1947 | c1713132 | balrog | else
|
1948 | c1713132 | balrog | s->rx_fifo[(s->rx_start + s->rx_len ++) & 63] = ~*(buf ++);
|
1949 | c1713132 | balrog | } |
1950 | c1713132 | balrog | |
1951 | c1713132 | balrog | pxa2xx_fir_update(s); |
1952 | c1713132 | balrog | } |
1953 | c1713132 | balrog | |
1954 | c1713132 | balrog | static void pxa2xx_fir_event(void *opaque, int event) |
1955 | c1713132 | balrog | { |
1956 | c1713132 | balrog | } |
1957 | c1713132 | balrog | |
1958 | aa941b94 | balrog | static void pxa2xx_fir_save(QEMUFile *f, void *opaque) |
1959 | aa941b94 | balrog | { |
1960 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1961 | aa941b94 | balrog | int i;
|
1962 | aa941b94 | balrog | |
1963 | aa941b94 | balrog | qemu_put_be32(f, s->enable); |
1964 | aa941b94 | balrog | |
1965 | aa941b94 | balrog | qemu_put_8s(f, &s->control[0]);
|
1966 | aa941b94 | balrog | qemu_put_8s(f, &s->control[1]);
|
1967 | aa941b94 | balrog | qemu_put_8s(f, &s->control[2]);
|
1968 | aa941b94 | balrog | qemu_put_8s(f, &s->status[0]);
|
1969 | aa941b94 | balrog | qemu_put_8s(f, &s->status[1]);
|
1970 | aa941b94 | balrog | |
1971 | aa941b94 | balrog | qemu_put_byte(f, s->rx_len); |
1972 | aa941b94 | balrog | for (i = 0; i < s->rx_len; i ++) |
1973 | aa941b94 | balrog | qemu_put_byte(f, s->rx_fifo[(s->rx_start + i) & 63]);
|
1974 | aa941b94 | balrog | } |
1975 | aa941b94 | balrog | |
1976 | aa941b94 | balrog | static int pxa2xx_fir_load(QEMUFile *f, void *opaque, int version_id) |
1977 | aa941b94 | balrog | { |
1978 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) opaque; |
1979 | aa941b94 | balrog | int i;
|
1980 | aa941b94 | balrog | |
1981 | aa941b94 | balrog | s->enable = qemu_get_be32(f); |
1982 | aa941b94 | balrog | |
1983 | aa941b94 | balrog | qemu_get_8s(f, &s->control[0]);
|
1984 | aa941b94 | balrog | qemu_get_8s(f, &s->control[1]);
|
1985 | aa941b94 | balrog | qemu_get_8s(f, &s->control[2]);
|
1986 | aa941b94 | balrog | qemu_get_8s(f, &s->status[0]);
|
1987 | aa941b94 | balrog | qemu_get_8s(f, &s->status[1]);
|
1988 | aa941b94 | balrog | |
1989 | aa941b94 | balrog | s->rx_len = qemu_get_byte(f); |
1990 | aa941b94 | balrog | s->rx_start = 0;
|
1991 | aa941b94 | balrog | for (i = 0; i < s->rx_len; i ++) |
1992 | aa941b94 | balrog | s->rx_fifo[i] = qemu_get_byte(f); |
1993 | aa941b94 | balrog | |
1994 | aa941b94 | balrog | return 0; |
1995 | aa941b94 | balrog | } |
1996 | aa941b94 | balrog | |
1997 | adfc39ea | Avi Kivity | static PXA2xxFIrState *pxa2xx_fir_init(MemoryRegion *sysmem,
|
1998 | a8170e5e | Avi Kivity | hwaddr base, |
1999 | 2115c019 | Andrzej Zaborowski | qemu_irq irq, qemu_irq rx_dma, qemu_irq tx_dma, |
2000 | c1713132 | balrog | CharDriverState *chr) |
2001 | c1713132 | balrog | { |
2002 | bc24a225 | Paul Brook | PXA2xxFIrState *s = (PXA2xxFIrState *) |
2003 | 7267c094 | Anthony Liguori | g_malloc0(sizeof(PXA2xxFIrState));
|
2004 | c1713132 | balrog | |
2005 | c1713132 | balrog | s->irq = irq; |
2006 | 2115c019 | Andrzej Zaborowski | s->rx_dma = rx_dma; |
2007 | 2115c019 | Andrzej Zaborowski | s->tx_dma = tx_dma; |
2008 | c1713132 | balrog | s->chr = chr; |
2009 | c1713132 | balrog | |
2010 | c1713132 | balrog | pxa2xx_fir_reset(s); |
2011 | c1713132 | balrog | |
2012 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->iomem, NULL, &pxa2xx_fir_ops, s, "pxa2xx-fir", 0x1000); |
2013 | adfc39ea | Avi Kivity | memory_region_add_subregion(sysmem, base, &s->iomem); |
2014 | c1713132 | balrog | |
2015 | 456d6069 | Hans de Goede | if (chr) {
|
2016 | 456d6069 | Hans de Goede | qemu_chr_fe_claim_no_fail(chr); |
2017 | c1713132 | balrog | qemu_chr_add_handlers(chr, pxa2xx_fir_is_empty, |
2018 | c1713132 | balrog | pxa2xx_fir_rx, pxa2xx_fir_event, s); |
2019 | 456d6069 | Hans de Goede | } |
2020 | c1713132 | balrog | |
2021 | 0be71e32 | Alex Williamson | register_savevm(NULL, "pxa2xx_fir", 0, 0, pxa2xx_fir_save, |
2022 | 0be71e32 | Alex Williamson | pxa2xx_fir_load, s); |
2023 | aa941b94 | balrog | |
2024 | c1713132 | balrog | return s;
|
2025 | c1713132 | balrog | } |
2026 | c1713132 | balrog | |
2027 | 38641a52 | balrog | static void pxa2xx_reset(void *opaque, int line, int level) |
2028 | c1713132 | balrog | { |
2029 | bc24a225 | Paul Brook | PXA2xxState *s = (PXA2xxState *) opaque; |
2030 | 38641a52 | balrog | |
2031 | c1713132 | balrog | if (level && (s->pm_regs[PCFR >> 2] & 0x10)) { /* GPR_EN */ |
2032 | 43824588 | Andreas Färber | cpu_reset(CPU(s->cpu)); |
2033 | c1713132 | balrog | /* TODO: reset peripherals */
|
2034 | c1713132 | balrog | } |
2035 | c1713132 | balrog | } |
2036 | c1713132 | balrog | |
2037 | c1713132 | balrog | /* Initialise a PXA270 integrated chip (ARM based core). */
|
2038 | a6dc4c2d | Richard Henderson | PXA2xxState *pxa270_init(MemoryRegion *address_space, |
2039 | a6dc4c2d | Richard Henderson | unsigned int sdram_size, const char *revision) |
2040 | c1713132 | balrog | { |
2041 | bc24a225 | Paul Brook | PXA2xxState *s; |
2042 | adfc39ea | Avi Kivity | int i;
|
2043 | 751c6a17 | Gerd Hoffmann | DriveInfo *dinfo; |
2044 | 7267c094 | Anthony Liguori | s = (PXA2xxState *) g_malloc0(sizeof(PXA2xxState));
|
2045 | c1713132 | balrog | |
2046 | 4207117c | balrog | if (revision && strncmp(revision, "pxa27", 5)) { |
2047 | 4207117c | balrog | fprintf(stderr, "Machine requires a PXA27x processor.\n");
|
2048 | 4207117c | balrog | exit(1);
|
2049 | 4207117c | balrog | } |
2050 | aaed909a | bellard | if (!revision)
|
2051 | aaed909a | bellard | revision = "pxa270";
|
2052 | aaed909a | bellard | |
2053 | 43824588 | Andreas Färber | s->cpu = cpu_arm_init(revision); |
2054 | 43824588 | Andreas Färber | if (s->cpu == NULL) { |
2055 | aaed909a | bellard | fprintf(stderr, "Unable to find CPU definition\n");
|
2056 | aaed909a | bellard | exit(1);
|
2057 | aaed909a | bellard | } |
2058 | 38641a52 | balrog | s->reset = qemu_allocate_irqs(pxa2xx_reset, s, 1)[0]; |
2059 | 38641a52 | balrog | |
2060 | d95b2f8d | balrog | /* SDRAM & Internal Memory Storage */
|
2061 | 2c9b15ca | Paolo Bonzini | memory_region_init_ram(&s->sdram, NULL, "pxa270.sdram", sdram_size); |
2062 | c5705a77 | Avi Kivity | vmstate_register_ram_global(&s->sdram); |
2063 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, PXA2XX_SDRAM_BASE, &s->sdram); |
2064 | 2c9b15ca | Paolo Bonzini | memory_region_init_ram(&s->internal, NULL, "pxa270.internal", 0x40000); |
2065 | c5705a77 | Avi Kivity | vmstate_register_ram_global(&s->internal); |
2066 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, PXA2XX_INTERNAL_BASE, |
2067 | adfc39ea | Avi Kivity | &s->internal); |
2068 | d95b2f8d | balrog | |
2069 | f161bcd0 | Andreas Färber | s->pic = pxa2xx_pic_init(0x40d00000, s->cpu);
|
2070 | c1713132 | balrog | |
2071 | e1f8c729 | Dmitry Eremin-Solenikov | s->dma = pxa27x_dma_init(0x40000000,
|
2072 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_DMA)); |
2073 | c1713132 | balrog | |
2074 | 797e9542 | Dmitry Eremin-Solenikov | sysbus_create_varargs("pxa27x-timer", 0x40a00000, |
2075 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 0),
|
2076 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 1),
|
2077 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 2),
|
2078 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 3),
|
2079 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA27X_PIC_OST_4_11), |
2080 | 797e9542 | Dmitry Eremin-Solenikov | NULL);
|
2081 | a171fe39 | balrog | |
2082 | 55e5c285 | Andreas Färber | s->gpio = pxa2xx_gpio_init(0x40e00000, s->cpu, s->pic, 121); |
2083 | c1713132 | balrog | |
2084 | 751c6a17 | Gerd Hoffmann | dinfo = drive_get(IF_SD, 0, 0); |
2085 | 751c6a17 | Gerd Hoffmann | if (!dinfo) {
|
2086 | e4bcb14c | ths | fprintf(stderr, "qemu: missing SecureDigital device\n");
|
2087 | e4bcb14c | ths | exit(1);
|
2088 | e4bcb14c | ths | } |
2089 | 2bf90458 | Benoît Canet | s->mmc = pxa2xx_mmci_init(address_space, 0x41100000, dinfo->bdrv,
|
2090 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_MMC), |
2091 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_MMCI), |
2092 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_MMCI)); |
2093 | a171fe39 | balrog | |
2094 | fb50cfe4 | Richard Henderson | for (i = 0; pxa270_serial[i].io_base; i++) { |
2095 | fb50cfe4 | Richard Henderson | if (serial_hds[i]) {
|
2096 | a6dc4c2d | Richard Henderson | serial_mm_init(address_space, pxa270_serial[i].io_base, 2,
|
2097 | fb50cfe4 | Richard Henderson | qdev_get_gpio_in(s->pic, pxa270_serial[i].irqn), |
2098 | 2ff0c7c3 | Richard Henderson | 14857000 / 16, serial_hds[i], |
2099 | fb50cfe4 | Richard Henderson | DEVICE_NATIVE_ENDIAN); |
2100 | fb50cfe4 | Richard Henderson | } else {
|
2101 | c1713132 | balrog | break;
|
2102 | fb50cfe4 | Richard Henderson | } |
2103 | fb50cfe4 | Richard Henderson | } |
2104 | c1713132 | balrog | if (serial_hds[i])
|
2105 | adfc39ea | Avi Kivity | s->fir = pxa2xx_fir_init(address_space, 0x40800000,
|
2106 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_ICP), |
2107 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_ICP), |
2108 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_ICP), |
2109 | 2115c019 | Andrzej Zaborowski | serial_hds[i]); |
2110 | c1713132 | balrog | |
2111 | 5a6fdd91 | Benoît Canet | s->lcd = pxa2xx_lcdc_init(address_space, 0x44000000,
|
2112 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_LCD)); |
2113 | a171fe39 | balrog | |
2114 | c1713132 | balrog | s->cm_base = 0x41300000;
|
2115 | 82d17978 | balrog | s->cm_regs[CCCR >> 2] = 0x02000210; /* 416.0 MHz */ |
2116 | c1713132 | balrog | s->clkcfg = 0x00000009; /* Turbo mode active */ |
2117 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->cm_iomem, NULL, &pxa2xx_cm_ops, s, "pxa2xx-cm", 0x1000); |
2118 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->cm_base, &s->cm_iomem); |
2119 | ae1f90de | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_cm, s); |
2120 | c1713132 | balrog | |
2121 | dc2a9045 | Peter Maydell | pxa2xx_setup_cp14(s); |
2122 | c1713132 | balrog | |
2123 | c1713132 | balrog | s->mm_base = 0x48000000;
|
2124 | c1713132 | balrog | s->mm_regs[MDMRS >> 2] = 0x00020002; |
2125 | c1713132 | balrog | s->mm_regs[MDREFR >> 2] = 0x03ca4000; |
2126 | c1713132 | balrog | s->mm_regs[MECR >> 2] = 0x00000001; /* Two PC Card sockets */ |
2127 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->mm_iomem, NULL, &pxa2xx_mm_ops, s, "pxa2xx-mm", 0x1000); |
2128 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->mm_base, &s->mm_iomem); |
2129 | d102d495 | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_mm, s); |
2130 | c1713132 | balrog | |
2131 | 2a163929 | balrog | s->pm_base = 0x40f00000;
|
2132 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->pm_iomem, NULL, &pxa2xx_pm_ops, s, "pxa2xx-pm", 0x100); |
2133 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->pm_base, &s->pm_iomem); |
2134 | f0ab24ce | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_pm, s); |
2135 | 2a163929 | balrog | |
2136 | c1713132 | balrog | for (i = 0; pxa27x_ssp[i].io_base; i ++); |
2137 | 7267c094 | Anthony Liguori | s->ssp = (SSIBus **)g_malloc0(sizeof(SSIBus *) * i);
|
2138 | c1713132 | balrog | for (i = 0; pxa27x_ssp[i].io_base; i ++) { |
2139 | a984a69e | Paul Brook | DeviceState *dev; |
2140 | 12a82804 | Andreas Färber | dev = sysbus_create_simple(TYPE_PXA2XX_SSP, pxa27x_ssp[i].io_base, |
2141 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, pxa27x_ssp[i].irqn)); |
2142 | 02e2da45 | Paul Brook | s->ssp[i] = (SSIBus *)qdev_get_child_bus(dev, "ssi");
|
2143 | c1713132 | balrog | } |
2144 | c1713132 | balrog | |
2145 | 094b287f | zhlcindy@gmail.com | if (usb_enabled(false)) { |
2146 | 61d3cf93 | Paul Brook | sysbus_create_simple("sysbus-ohci", 0x4c000000, |
2147 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_USBH1)); |
2148 | a171fe39 | balrog | } |
2149 | a171fe39 | balrog | |
2150 | 354a8c06 | Benoît Canet | s->pcmcia[0] = pxa2xx_pcmcia_init(address_space, 0x20000000); |
2151 | 354a8c06 | Benoît Canet | s->pcmcia[1] = pxa2xx_pcmcia_init(address_space, 0x30000000); |
2152 | a171fe39 | balrog | |
2153 | 548c6f18 | Andreas Färber | sysbus_create_simple(TYPE_PXA2XX_RTC, 0x40900000,
|
2154 | 8a231487 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_RTCALARM)); |
2155 | c1713132 | balrog | |
2156 | e1f8c729 | Dmitry Eremin-Solenikov | s->i2c[0] = pxa2xx_i2c_init(0x40301600, |
2157 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2C), 0xffff);
|
2158 | e1f8c729 | Dmitry Eremin-Solenikov | s->i2c[1] = pxa2xx_i2c_init(0x40f00100, |
2159 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_PWRI2C), 0xff);
|
2160 | c1713132 | balrog | |
2161 | 9c843933 | Avi Kivity | s->i2s = pxa2xx_i2s_init(address_space, 0x40400000,
|
2162 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2S), |
2163 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_I2S), |
2164 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_I2S)); |
2165 | c1713132 | balrog | |
2166 | 6cd816b8 | Benoît Canet | s->kp = pxa27x_keypad_init(address_space, 0x41500000,
|
2167 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_KEYPAD)); |
2168 | 31b87f2e | balrog | |
2169 | c1713132 | balrog | /* GPIO1 resets the processor */
|
2170 | fe8f096b | ths | /* The handler can be overridden by board-specific code */
|
2171 | 0bb53337 | Dmitry Eremin-Solenikov | qdev_connect_gpio_out(s->gpio, 1, s->reset);
|
2172 | c1713132 | balrog | return s;
|
2173 | c1713132 | balrog | } |
2174 | c1713132 | balrog | |
2175 | c1713132 | balrog | /* Initialise a PXA255 integrated chip (ARM based core). */
|
2176 | a6dc4c2d | Richard Henderson | PXA2xxState *pxa255_init(MemoryRegion *address_space, unsigned int sdram_size) |
2177 | c1713132 | balrog | { |
2178 | bc24a225 | Paul Brook | PXA2xxState *s; |
2179 | adfc39ea | Avi Kivity | int i;
|
2180 | 751c6a17 | Gerd Hoffmann | DriveInfo *dinfo; |
2181 | aaed909a | bellard | |
2182 | 7267c094 | Anthony Liguori | s = (PXA2xxState *) g_malloc0(sizeof(PXA2xxState));
|
2183 | c1713132 | balrog | |
2184 | 43824588 | Andreas Färber | s->cpu = cpu_arm_init("pxa255");
|
2185 | 43824588 | Andreas Färber | if (s->cpu == NULL) { |
2186 | aaed909a | bellard | fprintf(stderr, "Unable to find CPU definition\n");
|
2187 | aaed909a | bellard | exit(1);
|
2188 | aaed909a | bellard | } |
2189 | 38641a52 | balrog | s->reset = qemu_allocate_irqs(pxa2xx_reset, s, 1)[0]; |
2190 | 38641a52 | balrog | |
2191 | d95b2f8d | balrog | /* SDRAM & Internal Memory Storage */
|
2192 | 2c9b15ca | Paolo Bonzini | memory_region_init_ram(&s->sdram, NULL, "pxa255.sdram", sdram_size); |
2193 | c5705a77 | Avi Kivity | vmstate_register_ram_global(&s->sdram); |
2194 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, PXA2XX_SDRAM_BASE, &s->sdram); |
2195 | 2c9b15ca | Paolo Bonzini | memory_region_init_ram(&s->internal, NULL, "pxa255.internal", |
2196 | adfc39ea | Avi Kivity | PXA2XX_INTERNAL_SIZE); |
2197 | c5705a77 | Avi Kivity | vmstate_register_ram_global(&s->internal); |
2198 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, PXA2XX_INTERNAL_BASE, |
2199 | adfc39ea | Avi Kivity | &s->internal); |
2200 | d95b2f8d | balrog | |
2201 | f161bcd0 | Andreas Färber | s->pic = pxa2xx_pic_init(0x40d00000, s->cpu);
|
2202 | c1713132 | balrog | |
2203 | e1f8c729 | Dmitry Eremin-Solenikov | s->dma = pxa255_dma_init(0x40000000,
|
2204 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_DMA)); |
2205 | c1713132 | balrog | |
2206 | 797e9542 | Dmitry Eremin-Solenikov | sysbus_create_varargs("pxa25x-timer", 0x40a00000, |
2207 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 0),
|
2208 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 1),
|
2209 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 2),
|
2210 | 797e9542 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_OST_0 + 3),
|
2211 | 797e9542 | Dmitry Eremin-Solenikov | NULL);
|
2212 | a171fe39 | balrog | |
2213 | 55e5c285 | Andreas Färber | s->gpio = pxa2xx_gpio_init(0x40e00000, s->cpu, s->pic, 85); |
2214 | c1713132 | balrog | |
2215 | 751c6a17 | Gerd Hoffmann | dinfo = drive_get(IF_SD, 0, 0); |
2216 | 751c6a17 | Gerd Hoffmann | if (!dinfo) {
|
2217 | e4bcb14c | ths | fprintf(stderr, "qemu: missing SecureDigital device\n");
|
2218 | e4bcb14c | ths | exit(1);
|
2219 | e4bcb14c | ths | } |
2220 | 2bf90458 | Benoît Canet | s->mmc = pxa2xx_mmci_init(address_space, 0x41100000, dinfo->bdrv,
|
2221 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_MMC), |
2222 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_MMCI), |
2223 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_MMCI)); |
2224 | a171fe39 | balrog | |
2225 | fb50cfe4 | Richard Henderson | for (i = 0; pxa255_serial[i].io_base; i++) { |
2226 | 2d48377a | Blue Swirl | if (serial_hds[i]) {
|
2227 | a6dc4c2d | Richard Henderson | serial_mm_init(address_space, pxa255_serial[i].io_base, 2,
|
2228 | fb50cfe4 | Richard Henderson | qdev_get_gpio_in(s->pic, pxa255_serial[i].irqn), |
2229 | 2ff0c7c3 | Richard Henderson | 14745600 / 16, serial_hds[i], |
2230 | fb50cfe4 | Richard Henderson | DEVICE_NATIVE_ENDIAN); |
2231 | 2d48377a | Blue Swirl | } else {
|
2232 | c1713132 | balrog | break;
|
2233 | 2d48377a | Blue Swirl | } |
2234 | fb50cfe4 | Richard Henderson | } |
2235 | c1713132 | balrog | if (serial_hds[i])
|
2236 | adfc39ea | Avi Kivity | s->fir = pxa2xx_fir_init(address_space, 0x40800000,
|
2237 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_ICP), |
2238 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_ICP), |
2239 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_ICP), |
2240 | 2115c019 | Andrzej Zaborowski | serial_hds[i]); |
2241 | c1713132 | balrog | |
2242 | 5a6fdd91 | Benoît Canet | s->lcd = pxa2xx_lcdc_init(address_space, 0x44000000,
|
2243 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_LCD)); |
2244 | a171fe39 | balrog | |
2245 | c1713132 | balrog | s->cm_base = 0x41300000;
|
2246 | 82d17978 | balrog | s->cm_regs[CCCR >> 2] = 0x02000210; /* 416.0 MHz */ |
2247 | c1713132 | balrog | s->clkcfg = 0x00000009; /* Turbo mode active */ |
2248 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->cm_iomem, NULL, &pxa2xx_cm_ops, s, "pxa2xx-cm", 0x1000); |
2249 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->cm_base, &s->cm_iomem); |
2250 | ae1f90de | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_cm, s); |
2251 | c1713132 | balrog | |
2252 | dc2a9045 | Peter Maydell | pxa2xx_setup_cp14(s); |
2253 | c1713132 | balrog | |
2254 | c1713132 | balrog | s->mm_base = 0x48000000;
|
2255 | c1713132 | balrog | s->mm_regs[MDMRS >> 2] = 0x00020002; |
2256 | c1713132 | balrog | s->mm_regs[MDREFR >> 2] = 0x03ca4000; |
2257 | c1713132 | balrog | s->mm_regs[MECR >> 2] = 0x00000001; /* Two PC Card sockets */ |
2258 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->mm_iomem, NULL, &pxa2xx_mm_ops, s, "pxa2xx-mm", 0x1000); |
2259 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->mm_base, &s->mm_iomem); |
2260 | d102d495 | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_mm, s); |
2261 | c1713132 | balrog | |
2262 | 2a163929 | balrog | s->pm_base = 0x40f00000;
|
2263 | 2c9b15ca | Paolo Bonzini | memory_region_init_io(&s->pm_iomem, NULL, &pxa2xx_pm_ops, s, "pxa2xx-pm", 0x100); |
2264 | adfc39ea | Avi Kivity | memory_region_add_subregion(address_space, s->pm_base, &s->pm_iomem); |
2265 | f0ab24ce | Juan Quintela | vmstate_register(NULL, 0, &vmstate_pxa2xx_pm, s); |
2266 | 2a163929 | balrog | |
2267 | c1713132 | balrog | for (i = 0; pxa255_ssp[i].io_base; i ++); |
2268 | 7267c094 | Anthony Liguori | s->ssp = (SSIBus **)g_malloc0(sizeof(SSIBus *) * i);
|
2269 | c1713132 | balrog | for (i = 0; pxa255_ssp[i].io_base; i ++) { |
2270 | a984a69e | Paul Brook | DeviceState *dev; |
2271 | 12a82804 | Andreas Färber | dev = sysbus_create_simple(TYPE_PXA2XX_SSP, pxa255_ssp[i].io_base, |
2272 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, pxa255_ssp[i].irqn)); |
2273 | 02e2da45 | Paul Brook | s->ssp[i] = (SSIBus *)qdev_get_child_bus(dev, "ssi");
|
2274 | c1713132 | balrog | } |
2275 | c1713132 | balrog | |
2276 | 094b287f | zhlcindy@gmail.com | if (usb_enabled(false)) { |
2277 | 61d3cf93 | Paul Brook | sysbus_create_simple("sysbus-ohci", 0x4c000000, |
2278 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_USBH1)); |
2279 | a171fe39 | balrog | } |
2280 | a171fe39 | balrog | |
2281 | 354a8c06 | Benoît Canet | s->pcmcia[0] = pxa2xx_pcmcia_init(address_space, 0x20000000); |
2282 | 354a8c06 | Benoît Canet | s->pcmcia[1] = pxa2xx_pcmcia_init(address_space, 0x30000000); |
2283 | a171fe39 | balrog | |
2284 | 548c6f18 | Andreas Färber | sysbus_create_simple(TYPE_PXA2XX_RTC, 0x40900000,
|
2285 | 8a231487 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_RTCALARM)); |
2286 | c1713132 | balrog | |
2287 | e1f8c729 | Dmitry Eremin-Solenikov | s->i2c[0] = pxa2xx_i2c_init(0x40301600, |
2288 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2C), 0xffff);
|
2289 | e1f8c729 | Dmitry Eremin-Solenikov | s->i2c[1] = pxa2xx_i2c_init(0x40f00100, |
2290 | e1f8c729 | Dmitry Eremin-Solenikov | qdev_get_gpio_in(s->pic, PXA2XX_PIC_PWRI2C), 0xff);
|
2291 | c1713132 | balrog | |
2292 | 9c843933 | Avi Kivity | s->i2s = pxa2xx_i2s_init(address_space, 0x40400000,
|
2293 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->pic, PXA2XX_PIC_I2S), |
2294 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_RX_RQ_I2S), |
2295 | 2115c019 | Andrzej Zaborowski | qdev_get_gpio_in(s->dma, PXA2XX_TX_RQ_I2S)); |
2296 | c1713132 | balrog | |
2297 | c1713132 | balrog | /* GPIO1 resets the processor */
|
2298 | fe8f096b | ths | /* The handler can be overridden by board-specific code */
|
2299 | 0bb53337 | Dmitry Eremin-Solenikov | qdev_connect_gpio_out(s->gpio, 1, s->reset);
|
2300 | c1713132 | balrog | return s;
|
2301 | c1713132 | balrog | } |
2302 | e3b42536 | Paul Brook | |
2303 | 999e12bb | Anthony Liguori | static void pxa2xx_ssp_class_init(ObjectClass *klass, void *data) |
2304 | 999e12bb | Anthony Liguori | { |
2305 | 999e12bb | Anthony Liguori | SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); |
2306 | 999e12bb | Anthony Liguori | |
2307 | 999e12bb | Anthony Liguori | sdc->init = pxa2xx_ssp_init; |
2308 | 999e12bb | Anthony Liguori | } |
2309 | 999e12bb | Anthony Liguori | |
2310 | 8c43a6f0 | Andreas Färber | static const TypeInfo pxa2xx_ssp_info = { |
2311 | 12a82804 | Andreas Färber | .name = TYPE_PXA2XX_SSP, |
2312 | 39bffca2 | Anthony Liguori | .parent = TYPE_SYS_BUS_DEVICE, |
2313 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PXA2xxSSPState),
|
2314 | 39bffca2 | Anthony Liguori | .class_init = pxa2xx_ssp_class_init, |
2315 | 999e12bb | Anthony Liguori | }; |
2316 | 999e12bb | Anthony Liguori | |
2317 | 83f7d43a | Andreas Färber | static void pxa2xx_register_types(void) |
2318 | e3b42536 | Paul Brook | { |
2319 | 39bffca2 | Anthony Liguori | type_register_static(&pxa2xx_i2c_slave_info); |
2320 | 39bffca2 | Anthony Liguori | type_register_static(&pxa2xx_ssp_info); |
2321 | 39bffca2 | Anthony Liguori | type_register_static(&pxa2xx_i2c_info); |
2322 | 39bffca2 | Anthony Liguori | type_register_static(&pxa2xx_rtc_sysbus_info); |
2323 | e3b42536 | Paul Brook | } |
2324 | e3b42536 | Paul Brook | |
2325 | 83f7d43a | Andreas Färber | type_init(pxa2xx_register_types) |