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1 | 5fafdf24 | ths | /*
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2 | bdd5003a | pbrook | * Arm PrimeCell PL110 Color LCD Controller
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3 | bdd5003a | pbrook | *
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4 | 2e9bdce5 | Paul Brook | * Copyright (c) 2005-2009 CodeSourcery.
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5 | bdd5003a | pbrook | * Written by Paul Brook
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6 | bdd5003a | pbrook | *
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7 | 8e31bf38 | Matthew Fernandez | * This code is licensed under the GNU LGPL
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8 | bdd5003a | pbrook | */
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9 | bdd5003a | pbrook | |
10 | 2e9bdce5 | Paul Brook | #include "sysbus.h" |
11 | 87ecb68b | pbrook | #include "console.h" |
12 | 714fa308 | pbrook | #include "framebuffer.h" |
13 | bdd5003a | pbrook | |
14 | bdd5003a | pbrook | #define PL110_CR_EN 0x001 |
15 | e9c05b42 | balrog | #define PL110_CR_BGR 0x100 |
16 | bdd5003a | pbrook | #define PL110_CR_BEBO 0x200 |
17 | bdd5003a | pbrook | #define PL110_CR_BEPO 0x400 |
18 | bdd5003a | pbrook | #define PL110_CR_PWR 0x800 |
19 | bdd5003a | pbrook | |
20 | bdd5003a | pbrook | enum pl110_bppmode
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21 | bdd5003a | pbrook | { |
22 | bdd5003a | pbrook | BPP_1, |
23 | bdd5003a | pbrook | BPP_2, |
24 | bdd5003a | pbrook | BPP_4, |
25 | bdd5003a | pbrook | BPP_8, |
26 | bdd5003a | pbrook | BPP_16, |
27 | 4fbf5556 | Peter Maydell | BPP_32, |
28 | 4fbf5556 | Peter Maydell | BPP_16_565, /* PL111 only */
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29 | 4fbf5556 | Peter Maydell | BPP_12 /* PL111 only */
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30 | 4fbf5556 | Peter Maydell | }; |
31 | 4fbf5556 | Peter Maydell | |
32 | 4fbf5556 | Peter Maydell | |
33 | 4fbf5556 | Peter Maydell | /* The Versatile/PB uses a slightly modified PL110 controller. */
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34 | 4fbf5556 | Peter Maydell | enum pl110_version
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35 | 4fbf5556 | Peter Maydell | { |
36 | 4fbf5556 | Peter Maydell | PL110, |
37 | 4fbf5556 | Peter Maydell | PL110_VERSATILE, |
38 | 4fbf5556 | Peter Maydell | PL111 |
39 | bdd5003a | pbrook | }; |
40 | bdd5003a | pbrook | |
41 | bdd5003a | pbrook | typedef struct { |
42 | 2e9bdce5 | Paul Brook | SysBusDevice busdev; |
43 | 1a6b31ce | Avi Kivity | MemoryRegion iomem; |
44 | bdd5003a | pbrook | DisplayState *ds; |
45 | c60e08d9 | pbrook | |
46 | 4fbf5556 | Peter Maydell | int version;
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47 | bdd5003a | pbrook | uint32_t timing[4];
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48 | bdd5003a | pbrook | uint32_t cr; |
49 | bdd5003a | pbrook | uint32_t upbase; |
50 | bdd5003a | pbrook | uint32_t lpbase; |
51 | bdd5003a | pbrook | uint32_t int_status; |
52 | bdd5003a | pbrook | uint32_t int_mask; |
53 | bdd5003a | pbrook | int cols;
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54 | bdd5003a | pbrook | int rows;
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55 | bdd5003a | pbrook | enum pl110_bppmode bpp;
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56 | bdd5003a | pbrook | int invalidate;
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57 | 242ea2c6 | Peter Maydell | uint32_t mux_ctrl; |
58 | bdd5003a | pbrook | uint32_t pallette[256];
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59 | bdd5003a | pbrook | uint32_t raw_pallette[128];
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60 | d537cf6c | pbrook | qemu_irq irq; |
61 | bdd5003a | pbrook | } pl110_state; |
62 | bdd5003a | pbrook | |
63 | 8c60d065 | Peter Maydell | static const VMStateDescription vmstate_pl110 = { |
64 | 8c60d065 | Peter Maydell | .name = "pl110",
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65 | 242ea2c6 | Peter Maydell | .version_id = 2,
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66 | 8c60d065 | Peter Maydell | .minimum_version_id = 1,
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67 | 8c60d065 | Peter Maydell | .fields = (VMStateField[]) { |
68 | 4fbf5556 | Peter Maydell | VMSTATE_INT32(version, pl110_state), |
69 | 8c60d065 | Peter Maydell | VMSTATE_UINT32_ARRAY(timing, pl110_state, 4),
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70 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(cr, pl110_state), |
71 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(upbase, pl110_state), |
72 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(lpbase, pl110_state), |
73 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(int_status, pl110_state), |
74 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(int_mask, pl110_state), |
75 | 8c60d065 | Peter Maydell | VMSTATE_INT32(cols, pl110_state), |
76 | 8c60d065 | Peter Maydell | VMSTATE_INT32(rows, pl110_state), |
77 | 8c60d065 | Peter Maydell | VMSTATE_UINT32(bpp, pl110_state), |
78 | 8c60d065 | Peter Maydell | VMSTATE_INT32(invalidate, pl110_state), |
79 | 8c60d065 | Peter Maydell | VMSTATE_UINT32_ARRAY(pallette, pl110_state, 256),
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80 | 8c60d065 | Peter Maydell | VMSTATE_UINT32_ARRAY(raw_pallette, pl110_state, 128),
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81 | 242ea2c6 | Peter Maydell | VMSTATE_UINT32_V(mux_ctrl, pl110_state, 2),
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82 | 8c60d065 | Peter Maydell | VMSTATE_END_OF_LIST() |
83 | 8c60d065 | Peter Maydell | } |
84 | 8c60d065 | Peter Maydell | }; |
85 | 8c60d065 | Peter Maydell | |
86 | bdd5003a | pbrook | static const unsigned char pl110_id[] = |
87 | bdd5003a | pbrook | { 0x10, 0x11, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 }; |
88 | bdd5003a | pbrook | |
89 | cdbdb648 | pbrook | /* The Arm documentation (DDI0224C) says the CLDC on the Versatile board
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90 | cdbdb648 | pbrook | has a different ID. However Linux only looks for the normal ID. */
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91 | cdbdb648 | pbrook | #if 0
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92 | cdbdb648 | pbrook | static const unsigned char pl110_versatile_id[] =
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93 | cdbdb648 | pbrook | { 0x93, 0x10, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 };
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94 | cdbdb648 | pbrook | #else
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95 | cdbdb648 | pbrook | #define pl110_versatile_id pl110_id
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96 | cdbdb648 | pbrook | #endif
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97 | cdbdb648 | pbrook | |
98 | 4fbf5556 | Peter Maydell | static const unsigned char pl111_id[] = { |
99 | 4fbf5556 | Peter Maydell | 0x11, 0x11, 0x24, 0x00, 0x0d, 0xf0, 0x05, 0xb1 |
100 | 4fbf5556 | Peter Maydell | }; |
101 | 4fbf5556 | Peter Maydell | |
102 | 4fbf5556 | Peter Maydell | /* Indexed by pl110_version */
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103 | 4fbf5556 | Peter Maydell | static const unsigned char *idregs[] = { |
104 | 4fbf5556 | Peter Maydell | pl110_id, |
105 | 4fbf5556 | Peter Maydell | pl110_versatile_id, |
106 | 4fbf5556 | Peter Maydell | pl111_id |
107 | 4fbf5556 | Peter Maydell | }; |
108 | 4fbf5556 | Peter Maydell | |
109 | 602dafcf | pbrook | #include "pixel_ops.h" |
110 | bdd5003a | pbrook | |
111 | bdd5003a | pbrook | #define BITS 8 |
112 | bdd5003a | pbrook | #include "pl110_template.h" |
113 | bdd5003a | pbrook | #define BITS 15 |
114 | bdd5003a | pbrook | #include "pl110_template.h" |
115 | bdd5003a | pbrook | #define BITS 16 |
116 | bdd5003a | pbrook | #include "pl110_template.h" |
117 | bdd5003a | pbrook | #define BITS 24 |
118 | bdd5003a | pbrook | #include "pl110_template.h" |
119 | bdd5003a | pbrook | #define BITS 32 |
120 | bdd5003a | pbrook | #include "pl110_template.h" |
121 | bdd5003a | pbrook | |
122 | bdd5003a | pbrook | static int pl110_enabled(pl110_state *s) |
123 | bdd5003a | pbrook | { |
124 | bdd5003a | pbrook | return (s->cr & PL110_CR_EN) && (s->cr & PL110_CR_PWR);
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125 | bdd5003a | pbrook | } |
126 | bdd5003a | pbrook | |
127 | 95219897 | pbrook | static void pl110_update_display(void *opaque) |
128 | bdd5003a | pbrook | { |
129 | bdd5003a | pbrook | pl110_state *s = (pl110_state *)opaque; |
130 | bdd5003a | pbrook | drawfn* fntable; |
131 | bdd5003a | pbrook | drawfn fn; |
132 | bdd5003a | pbrook | int dest_width;
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133 | bdd5003a | pbrook | int src_width;
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134 | e9c05b42 | balrog | int bpp_offset;
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135 | 714fa308 | pbrook | int first;
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136 | 714fa308 | pbrook | int last;
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137 | bdd5003a | pbrook | |
138 | bdd5003a | pbrook | if (!pl110_enabled(s))
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139 | bdd5003a | pbrook | return;
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140 | 3b46e624 | ths | |
141 | 0e1f5a0c | aliguori | switch (ds_get_bits_per_pixel(s->ds)) {
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142 | af2f6733 | pbrook | case 0: |
143 | af2f6733 | pbrook | return;
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144 | bdd5003a | pbrook | case 8: |
145 | bdd5003a | pbrook | fntable = pl110_draw_fn_8; |
146 | bdd5003a | pbrook | dest_width = 1;
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147 | bdd5003a | pbrook | break;
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148 | bdd5003a | pbrook | case 15: |
149 | bdd5003a | pbrook | fntable = pl110_draw_fn_15; |
150 | bdd5003a | pbrook | dest_width = 2;
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151 | bdd5003a | pbrook | break;
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152 | bdd5003a | pbrook | case 16: |
153 | bdd5003a | pbrook | fntable = pl110_draw_fn_16; |
154 | bdd5003a | pbrook | dest_width = 2;
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155 | bdd5003a | pbrook | break;
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156 | bdd5003a | pbrook | case 24: |
157 | bdd5003a | pbrook | fntable = pl110_draw_fn_24; |
158 | bdd5003a | pbrook | dest_width = 3;
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159 | bdd5003a | pbrook | break;
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160 | bdd5003a | pbrook | case 32: |
161 | bdd5003a | pbrook | fntable = pl110_draw_fn_32; |
162 | bdd5003a | pbrook | dest_width = 4;
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163 | bdd5003a | pbrook | break;
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164 | bdd5003a | pbrook | default:
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165 | af2f6733 | pbrook | fprintf(stderr, "pl110: Bad color depth\n");
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166 | bdd5003a | pbrook | exit(1);
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167 | bdd5003a | pbrook | } |
168 | e9c05b42 | balrog | if (s->cr & PL110_CR_BGR)
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169 | e9c05b42 | balrog | bpp_offset = 0;
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170 | e9c05b42 | balrog | else
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171 | 4fbf5556 | Peter Maydell | bpp_offset = 24;
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172 | 4fbf5556 | Peter Maydell | |
173 | 4fbf5556 | Peter Maydell | if ((s->version != PL111) && (s->bpp == BPP_16)) {
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174 | 4fbf5556 | Peter Maydell | /* The PL110's native 16 bit mode is 5551; however
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175 | 4fbf5556 | Peter Maydell | * most boards with a PL110 implement an external
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176 | 4fbf5556 | Peter Maydell | * mux which allows bits to be reshuffled to give
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177 | 4fbf5556 | Peter Maydell | * 565 format. The mux is typically controlled by
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178 | 4fbf5556 | Peter Maydell | * an external system register.
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179 | 242ea2c6 | Peter Maydell | * This is controlled by a GPIO input pin
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180 | 4fbf5556 | Peter Maydell | * so boards can wire it up to their register.
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181 | 4fbf5556 | Peter Maydell | *
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182 | 4fbf5556 | Peter Maydell | * The PL111 straightforwardly implements both
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183 | 4fbf5556 | Peter Maydell | * 5551 and 565 under control of the bpp field
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184 | 4fbf5556 | Peter Maydell | * in the LCDControl register.
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185 | 4fbf5556 | Peter Maydell | */
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186 | 242ea2c6 | Peter Maydell | switch (s->mux_ctrl) {
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187 | 242ea2c6 | Peter Maydell | case 3: /* 565 BGR */ |
188 | 242ea2c6 | Peter Maydell | bpp_offset = (BPP_16_565 - BPP_16); |
189 | 242ea2c6 | Peter Maydell | break;
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190 | 242ea2c6 | Peter Maydell | case 1: /* 5551 */ |
191 | 242ea2c6 | Peter Maydell | break;
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192 | 242ea2c6 | Peter Maydell | case 0: /* 888; also if we have loaded vmstate from an old version */ |
193 | 242ea2c6 | Peter Maydell | case 2: /* 565 RGB */ |
194 | 242ea2c6 | Peter Maydell | default:
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195 | 242ea2c6 | Peter Maydell | /* treat as 565 but honour BGR bit */
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196 | 242ea2c6 | Peter Maydell | bpp_offset += (BPP_16_565 - BPP_16); |
197 | 242ea2c6 | Peter Maydell | break;
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198 | 242ea2c6 | Peter Maydell | } |
199 | 4fbf5556 | Peter Maydell | } |
200 | e9c05b42 | balrog | |
201 | bdd5003a | pbrook | if (s->cr & PL110_CR_BEBO)
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202 | 4fbf5556 | Peter Maydell | fn = fntable[s->bpp + 8 + bpp_offset];
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203 | bdd5003a | pbrook | else if (s->cr & PL110_CR_BEPO) |
204 | 4fbf5556 | Peter Maydell | fn = fntable[s->bpp + 16 + bpp_offset];
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205 | bdd5003a | pbrook | else
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206 | e9c05b42 | balrog | fn = fntable[s->bpp + bpp_offset]; |
207 | 3b46e624 | ths | |
208 | bdd5003a | pbrook | src_width = s->cols; |
209 | bdd5003a | pbrook | switch (s->bpp) {
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210 | bdd5003a | pbrook | case BPP_1:
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211 | bdd5003a | pbrook | src_width >>= 3;
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212 | bdd5003a | pbrook | break;
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213 | bdd5003a | pbrook | case BPP_2:
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214 | bdd5003a | pbrook | src_width >>= 2;
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215 | bdd5003a | pbrook | break;
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216 | bdd5003a | pbrook | case BPP_4:
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217 | bdd5003a | pbrook | src_width >>= 1;
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218 | bdd5003a | pbrook | break;
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219 | bdd5003a | pbrook | case BPP_8:
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220 | bdd5003a | pbrook | break;
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221 | bdd5003a | pbrook | case BPP_16:
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222 | 4fbf5556 | Peter Maydell | case BPP_16_565:
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223 | 4fbf5556 | Peter Maydell | case BPP_12:
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224 | bdd5003a | pbrook | src_width <<= 1;
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225 | bdd5003a | pbrook | break;
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226 | bdd5003a | pbrook | case BPP_32:
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227 | bdd5003a | pbrook | src_width <<= 2;
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228 | bdd5003a | pbrook | break;
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229 | bdd5003a | pbrook | } |
230 | bdd5003a | pbrook | dest_width *= s->cols; |
231 | 714fa308 | pbrook | first = 0;
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232 | 714fa308 | pbrook | framebuffer_update_display(s->ds, |
233 | 714fa308 | pbrook | s->upbase, s->cols, s->rows, |
234 | 714fa308 | pbrook | src_width, dest_width, 0,
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235 | 714fa308 | pbrook | s->invalidate, |
236 | 714fa308 | pbrook | fn, s->pallette, |
237 | 714fa308 | pbrook | &first, &last); |
238 | 714fa308 | pbrook | if (first >= 0) { |
239 | 714fa308 | pbrook | dpy_update(s->ds, 0, first, s->cols, last - first + 1); |
240 | bdd5003a | pbrook | } |
241 | bdd5003a | pbrook | s->invalidate = 0;
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242 | bdd5003a | pbrook | } |
243 | bdd5003a | pbrook | |
244 | 95219897 | pbrook | static void pl110_invalidate_display(void * opaque) |
245 | bdd5003a | pbrook | { |
246 | bdd5003a | pbrook | pl110_state *s = (pl110_state *)opaque; |
247 | bdd5003a | pbrook | s->invalidate = 1;
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248 | bfdb3629 | Blue Swirl | if (pl110_enabled(s)) {
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249 | bfdb3629 | Blue Swirl | qemu_console_resize(s->ds, s->cols, s->rows); |
250 | bfdb3629 | Blue Swirl | } |
251 | bdd5003a | pbrook | } |
252 | bdd5003a | pbrook | |
253 | bdd5003a | pbrook | static void pl110_update_pallette(pl110_state *s, int n) |
254 | bdd5003a | pbrook | { |
255 | bdd5003a | pbrook | int i;
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256 | bdd5003a | pbrook | uint32_t raw; |
257 | bdd5003a | pbrook | unsigned int r, g, b; |
258 | bdd5003a | pbrook | |
259 | bdd5003a | pbrook | raw = s->raw_pallette[n]; |
260 | bdd5003a | pbrook | n <<= 1;
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261 | bdd5003a | pbrook | for (i = 0; i < 2; i++) { |
262 | bdd5003a | pbrook | r = (raw & 0x1f) << 3; |
263 | bdd5003a | pbrook | raw >>= 5;
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264 | bdd5003a | pbrook | g = (raw & 0x1f) << 3; |
265 | bdd5003a | pbrook | raw >>= 5;
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266 | bdd5003a | pbrook | b = (raw & 0x1f) << 3; |
267 | bdd5003a | pbrook | /* The I bit is ignored. */
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268 | bdd5003a | pbrook | raw >>= 6;
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269 | 0e1f5a0c | aliguori | switch (ds_get_bits_per_pixel(s->ds)) {
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270 | bdd5003a | pbrook | case 8: |
271 | bdd5003a | pbrook | s->pallette[n] = rgb_to_pixel8(r, g, b); |
272 | bdd5003a | pbrook | break;
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273 | bdd5003a | pbrook | case 15: |
274 | bdd5003a | pbrook | s->pallette[n] = rgb_to_pixel15(r, g, b); |
275 | bdd5003a | pbrook | break;
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276 | bdd5003a | pbrook | case 16: |
277 | bdd5003a | pbrook | s->pallette[n] = rgb_to_pixel16(r, g, b); |
278 | bdd5003a | pbrook | break;
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279 | bdd5003a | pbrook | case 24: |
280 | bdd5003a | pbrook | case 32: |
281 | bdd5003a | pbrook | s->pallette[n] = rgb_to_pixel32(r, g, b); |
282 | bdd5003a | pbrook | break;
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283 | bdd5003a | pbrook | } |
284 | bdd5003a | pbrook | n++; |
285 | bdd5003a | pbrook | } |
286 | bdd5003a | pbrook | } |
287 | bdd5003a | pbrook | |
288 | bdd5003a | pbrook | static void pl110_resize(pl110_state *s, int width, int height) |
289 | bdd5003a | pbrook | { |
290 | bdd5003a | pbrook | if (width != s->cols || height != s->rows) {
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291 | bdd5003a | pbrook | if (pl110_enabled(s)) {
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292 | 3023f332 | aliguori | qemu_console_resize(s->ds, width, height); |
293 | bdd5003a | pbrook | } |
294 | bdd5003a | pbrook | } |
295 | bdd5003a | pbrook | s->cols = width; |
296 | bdd5003a | pbrook | s->rows = height; |
297 | bdd5003a | pbrook | } |
298 | bdd5003a | pbrook | |
299 | bdd5003a | pbrook | /* Update interrupts. */
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300 | bdd5003a | pbrook | static void pl110_update(pl110_state *s) |
301 | bdd5003a | pbrook | { |
302 | bdd5003a | pbrook | /* TODO: Implement interrupts. */
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303 | bdd5003a | pbrook | } |
304 | bdd5003a | pbrook | |
305 | 1a6b31ce | Avi Kivity | static uint64_t pl110_read(void *opaque, target_phys_addr_t offset, |
306 | 1a6b31ce | Avi Kivity | unsigned size)
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307 | bdd5003a | pbrook | { |
308 | bdd5003a | pbrook | pl110_state *s = (pl110_state *)opaque; |
309 | bdd5003a | pbrook | |
310 | bdd5003a | pbrook | if (offset >= 0xfe0 && offset < 0x1000) { |
311 | 4fbf5556 | Peter Maydell | return idregs[s->version][(offset - 0xfe0) >> 2]; |
312 | bdd5003a | pbrook | } |
313 | bdd5003a | pbrook | if (offset >= 0x200 && offset < 0x400) { |
314 | bdd5003a | pbrook | return s->raw_pallette[(offset - 0x200) >> 2]; |
315 | bdd5003a | pbrook | } |
316 | bdd5003a | pbrook | switch (offset >> 2) { |
317 | bdd5003a | pbrook | case 0: /* LCDTiming0 */ |
318 | bdd5003a | pbrook | return s->timing[0]; |
319 | bdd5003a | pbrook | case 1: /* LCDTiming1 */ |
320 | bdd5003a | pbrook | return s->timing[1]; |
321 | bdd5003a | pbrook | case 2: /* LCDTiming2 */ |
322 | bdd5003a | pbrook | return s->timing[2]; |
323 | bdd5003a | pbrook | case 3: /* LCDTiming3 */ |
324 | bdd5003a | pbrook | return s->timing[3]; |
325 | bdd5003a | pbrook | case 4: /* LCDUPBASE */ |
326 | bdd5003a | pbrook | return s->upbase;
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327 | bdd5003a | pbrook | case 5: /* LCDLPBASE */ |
328 | bdd5003a | pbrook | return s->lpbase;
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329 | bdd5003a | pbrook | case 6: /* LCDIMSC */ |
330 | 4fbf5556 | Peter Maydell | if (s->version != PL110) {
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331 | 4fbf5556 | Peter Maydell | return s->cr;
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332 | 4fbf5556 | Peter Maydell | } |
333 | bdd5003a | pbrook | return s->int_mask;
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334 | bdd5003a | pbrook | case 7: /* LCDControl */ |
335 | 4fbf5556 | Peter Maydell | if (s->version != PL110) {
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336 | 4fbf5556 | Peter Maydell | return s->int_mask;
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337 | 4fbf5556 | Peter Maydell | } |
338 | bdd5003a | pbrook | return s->cr;
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339 | bdd5003a | pbrook | case 8: /* LCDRIS */ |
340 | bdd5003a | pbrook | return s->int_status;
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341 | bdd5003a | pbrook | case 9: /* LCDMIS */ |
342 | bdd5003a | pbrook | return s->int_status & s->int_mask;
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343 | bdd5003a | pbrook | case 11: /* LCDUPCURR */ |
344 | bdd5003a | pbrook | /* TODO: Implement vertical refresh. */
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345 | bdd5003a | pbrook | return s->upbase;
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346 | bdd5003a | pbrook | case 12: /* LCDLPCURR */ |
347 | bdd5003a | pbrook | return s->lpbase;
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348 | bdd5003a | pbrook | default:
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349 | 2ac71179 | Paul Brook | hw_error("pl110_read: Bad offset %x\n", (int)offset); |
350 | bdd5003a | pbrook | return 0; |
351 | bdd5003a | pbrook | } |
352 | bdd5003a | pbrook | } |
353 | bdd5003a | pbrook | |
354 | c227f099 | Anthony Liguori | static void pl110_write(void *opaque, target_phys_addr_t offset, |
355 | 1a6b31ce | Avi Kivity | uint64_t val, unsigned size)
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356 | bdd5003a | pbrook | { |
357 | bdd5003a | pbrook | pl110_state *s = (pl110_state *)opaque; |
358 | bdd5003a | pbrook | int n;
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359 | bdd5003a | pbrook | |
360 | bdd5003a | pbrook | /* For simplicity invalidate the display whenever a control register
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361 | bdd5003a | pbrook | is writen to. */
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362 | bdd5003a | pbrook | s->invalidate = 1;
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363 | bdd5003a | pbrook | if (offset >= 0x200 && offset < 0x400) { |
364 | bdd5003a | pbrook | /* Pallette. */
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365 | bdd5003a | pbrook | n = (offset - 0x200) >> 2; |
366 | bdd5003a | pbrook | s->raw_pallette[(offset - 0x200) >> 2] = val; |
367 | bdd5003a | pbrook | pl110_update_pallette(s, n); |
368 | e10c2bfb | pbrook | return;
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369 | bdd5003a | pbrook | } |
370 | bdd5003a | pbrook | switch (offset >> 2) { |
371 | bdd5003a | pbrook | case 0: /* LCDTiming0 */ |
372 | bdd5003a | pbrook | s->timing[0] = val;
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373 | bdd5003a | pbrook | n = ((val & 0xfc) + 4) * 4; |
374 | bdd5003a | pbrook | pl110_resize(s, n, s->rows); |
375 | bdd5003a | pbrook | break;
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376 | bdd5003a | pbrook | case 1: /* LCDTiming1 */ |
377 | bdd5003a | pbrook | s->timing[1] = val;
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378 | bdd5003a | pbrook | n = (val & 0x3ff) + 1; |
379 | bdd5003a | pbrook | pl110_resize(s, s->cols, n); |
380 | bdd5003a | pbrook | break;
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381 | bdd5003a | pbrook | case 2: /* LCDTiming2 */ |
382 | bdd5003a | pbrook | s->timing[2] = val;
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383 | bdd5003a | pbrook | break;
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384 | bdd5003a | pbrook | case 3: /* LCDTiming3 */ |
385 | bdd5003a | pbrook | s->timing[3] = val;
|
386 | bdd5003a | pbrook | break;
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387 | bdd5003a | pbrook | case 4: /* LCDUPBASE */ |
388 | bdd5003a | pbrook | s->upbase = val; |
389 | bdd5003a | pbrook | break;
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390 | bdd5003a | pbrook | case 5: /* LCDLPBASE */ |
391 | bdd5003a | pbrook | s->lpbase = val; |
392 | bdd5003a | pbrook | break;
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393 | bdd5003a | pbrook | case 6: /* LCDIMSC */ |
394 | 4fbf5556 | Peter Maydell | if (s->version != PL110) {
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395 | cdbdb648 | pbrook | goto control;
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396 | 4fbf5556 | Peter Maydell | } |
397 | cdbdb648 | pbrook | imsc:
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398 | bdd5003a | pbrook | s->int_mask = val; |
399 | bdd5003a | pbrook | pl110_update(s); |
400 | bdd5003a | pbrook | break;
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401 | bdd5003a | pbrook | case 7: /* LCDControl */ |
402 | 4fbf5556 | Peter Maydell | if (s->version != PL110) {
|
403 | cdbdb648 | pbrook | goto imsc;
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404 | 4fbf5556 | Peter Maydell | } |
405 | cdbdb648 | pbrook | control:
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406 | bdd5003a | pbrook | s->cr = val; |
407 | bdd5003a | pbrook | s->bpp = (val >> 1) & 7; |
408 | bdd5003a | pbrook | if (pl110_enabled(s)) {
|
409 | 3023f332 | aliguori | qemu_console_resize(s->ds, s->cols, s->rows); |
410 | bdd5003a | pbrook | } |
411 | bdd5003a | pbrook | break;
|
412 | bdd5003a | pbrook | case 10: /* LCDICR */ |
413 | bdd5003a | pbrook | s->int_status &= ~val; |
414 | bdd5003a | pbrook | pl110_update(s); |
415 | bdd5003a | pbrook | break;
|
416 | bdd5003a | pbrook | default:
|
417 | 2ac71179 | Paul Brook | hw_error("pl110_write: Bad offset %x\n", (int)offset); |
418 | bdd5003a | pbrook | } |
419 | bdd5003a | pbrook | } |
420 | bdd5003a | pbrook | |
421 | 1a6b31ce | Avi Kivity | static const MemoryRegionOps pl110_ops = { |
422 | 1a6b31ce | Avi Kivity | .read = pl110_read, |
423 | 1a6b31ce | Avi Kivity | .write = pl110_write, |
424 | 1a6b31ce | Avi Kivity | .endianness = DEVICE_NATIVE_ENDIAN, |
425 | bdd5003a | pbrook | }; |
426 | bdd5003a | pbrook | |
427 | 242ea2c6 | Peter Maydell | static void pl110_mux_ctrl_set(void *opaque, int line, int level) |
428 | 242ea2c6 | Peter Maydell | { |
429 | 242ea2c6 | Peter Maydell | pl110_state *s = (pl110_state *)opaque; |
430 | 242ea2c6 | Peter Maydell | s->mux_ctrl = level; |
431 | 242ea2c6 | Peter Maydell | } |
432 | 242ea2c6 | Peter Maydell | |
433 | 81a322d4 | Gerd Hoffmann | static int pl110_init(SysBusDevice *dev) |
434 | bdd5003a | pbrook | { |
435 | 2e9bdce5 | Paul Brook | pl110_state *s = FROM_SYSBUS(pl110_state, dev); |
436 | bdd5003a | pbrook | |
437 | 1a6b31ce | Avi Kivity | memory_region_init_io(&s->iomem, &pl110_ops, s, "pl110", 0x1000); |
438 | 1a6b31ce | Avi Kivity | sysbus_init_mmio_region(dev, &s->iomem); |
439 | 2e9bdce5 | Paul Brook | sysbus_init_irq(dev, &s->irq); |
440 | 242ea2c6 | Peter Maydell | qdev_init_gpio_in(&s->busdev.qdev, pl110_mux_ctrl_set, 1);
|
441 | 3023f332 | aliguori | s->ds = graphic_console_init(pl110_update_display, |
442 | 3023f332 | aliguori | pl110_invalidate_display, |
443 | 3023f332 | aliguori | NULL, NULL, s); |
444 | 81a322d4 | Gerd Hoffmann | return 0; |
445 | bdd5003a | pbrook | } |
446 | 2e9bdce5 | Paul Brook | |
447 | 81a322d4 | Gerd Hoffmann | static int pl110_versatile_init(SysBusDevice *dev) |
448 | 2e9bdce5 | Paul Brook | { |
449 | 2e9bdce5 | Paul Brook | pl110_state *s = FROM_SYSBUS(pl110_state, dev); |
450 | 4fbf5556 | Peter Maydell | s->version = PL110_VERSATILE; |
451 | 4fbf5556 | Peter Maydell | return pl110_init(dev);
|
452 | 4fbf5556 | Peter Maydell | } |
453 | 4fbf5556 | Peter Maydell | |
454 | 4fbf5556 | Peter Maydell | static int pl111_init(SysBusDevice *dev) |
455 | 4fbf5556 | Peter Maydell | { |
456 | 4fbf5556 | Peter Maydell | pl110_state *s = FROM_SYSBUS(pl110_state, dev); |
457 | 4fbf5556 | Peter Maydell | s->version = PL111; |
458 | 81a322d4 | Gerd Hoffmann | return pl110_init(dev);
|
459 | 2e9bdce5 | Paul Brook | } |
460 | 2e9bdce5 | Paul Brook | |
461 | 8c60d065 | Peter Maydell | static SysBusDeviceInfo pl110_info = {
|
462 | 8c60d065 | Peter Maydell | .init = pl110_init, |
463 | 8c60d065 | Peter Maydell | .qdev.name = "pl110",
|
464 | 8c60d065 | Peter Maydell | .qdev.size = sizeof(pl110_state),
|
465 | 8c60d065 | Peter Maydell | .qdev.vmsd = &vmstate_pl110, |
466 | 8c60d065 | Peter Maydell | .qdev.no_user = 1,
|
467 | 8c60d065 | Peter Maydell | }; |
468 | 8c60d065 | Peter Maydell | |
469 | 8c60d065 | Peter Maydell | static SysBusDeviceInfo pl110_versatile_info = {
|
470 | 8c60d065 | Peter Maydell | .init = pl110_versatile_init, |
471 | 8c60d065 | Peter Maydell | .qdev.name = "pl110_versatile",
|
472 | 8c60d065 | Peter Maydell | .qdev.size = sizeof(pl110_state),
|
473 | 8c60d065 | Peter Maydell | .qdev.vmsd = &vmstate_pl110, |
474 | 8c60d065 | Peter Maydell | .qdev.no_user = 1,
|
475 | 8c60d065 | Peter Maydell | }; |
476 | 8c60d065 | Peter Maydell | |
477 | 4fbf5556 | Peter Maydell | static SysBusDeviceInfo pl111_info = {
|
478 | 4fbf5556 | Peter Maydell | .init = pl111_init, |
479 | 4fbf5556 | Peter Maydell | .qdev.name = "pl111",
|
480 | 4fbf5556 | Peter Maydell | .qdev.size = sizeof(pl110_state),
|
481 | 4fbf5556 | Peter Maydell | .qdev.vmsd = &vmstate_pl110, |
482 | 4fbf5556 | Peter Maydell | .qdev.no_user = 1,
|
483 | 4fbf5556 | Peter Maydell | }; |
484 | 4fbf5556 | Peter Maydell | |
485 | 2e9bdce5 | Paul Brook | static void pl110_register_devices(void) |
486 | 2e9bdce5 | Paul Brook | { |
487 | 8c60d065 | Peter Maydell | sysbus_register_withprop(&pl110_info); |
488 | 8c60d065 | Peter Maydell | sysbus_register_withprop(&pl110_versatile_info); |
489 | 4fbf5556 | Peter Maydell | sysbus_register_withprop(&pl111_info); |
490 | 2e9bdce5 | Paul Brook | } |
491 | 2e9bdce5 | Paul Brook | |
492 | 2e9bdce5 | Paul Brook | device_init(pl110_register_devices) |