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1 | 7e7c5e4c | balrog | /*
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2 | 7e7c5e4c | balrog | * TI TWL92230C energy-management companion device for the OMAP24xx.
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3 | 7e7c5e4c | balrog | * Aka. Menelaus (N4200 MENELAUS1_V2.2)
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4 | 7e7c5e4c | balrog | *
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5 | 7e7c5e4c | balrog | * Copyright (C) 2008 Nokia Corporation
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6 | 7e7c5e4c | balrog | * Written by Andrzej Zaborowski <andrew@openedhand.com>
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7 | 7e7c5e4c | balrog | *
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8 | 7e7c5e4c | balrog | * This program is free software; you can redistribute it and/or
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9 | 7e7c5e4c | balrog | * modify it under the terms of the GNU General Public License as
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10 | 7e7c5e4c | balrog | * published by the Free Software Foundation; either version 2 or
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11 | 7e7c5e4c | balrog | * (at your option) version 3 of the License.
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12 | 7e7c5e4c | balrog | *
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13 | 7e7c5e4c | balrog | * This program is distributed in the hope that it will be useful,
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14 | 7e7c5e4c | balrog | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | 7e7c5e4c | balrog | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | 7e7c5e4c | balrog | * GNU General Public License for more details.
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17 | 7e7c5e4c | balrog | *
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18 | fad6cb1a | aurel32 | * You should have received a copy of the GNU General Public License along
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19 | 8167ee88 | Blue Swirl | * with this program; if not, see <http://www.gnu.org/licenses/>.
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20 | 7e7c5e4c | balrog | */
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21 | 7e7c5e4c | balrog | |
22 | 7e7c5e4c | balrog | #include "hw.h" |
23 | 7e7c5e4c | balrog | #include "qemu-timer.h" |
24 | 7e7c5e4c | balrog | #include "i2c.h" |
25 | 7e7c5e4c | balrog | #include "console.h" |
26 | 7e7c5e4c | balrog | |
27 | 7e7c5e4c | balrog | #define VERBOSE 1 |
28 | 7e7c5e4c | balrog | |
29 | bc24a225 | Paul Brook | typedef struct { |
30 | 7e7c5e4c | balrog | i2c_slave i2c; |
31 | 7e7c5e4c | balrog | |
32 | 7e7c5e4c | balrog | int firstbyte;
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33 | 7e7c5e4c | balrog | uint8_t reg; |
34 | 7e7c5e4c | balrog | |
35 | 7e7c5e4c | balrog | uint8_t vcore[5];
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36 | 7e7c5e4c | balrog | uint8_t dcdc[3];
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37 | 7e7c5e4c | balrog | uint8_t ldo[8];
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38 | 7e7c5e4c | balrog | uint8_t sleep[2];
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39 | 7e7c5e4c | balrog | uint8_t osc; |
40 | 7e7c5e4c | balrog | uint8_t detect; |
41 | 7e7c5e4c | balrog | uint16_t mask; |
42 | 7e7c5e4c | balrog | uint16_t status; |
43 | 7e7c5e4c | balrog | uint8_t dir; |
44 | 7e7c5e4c | balrog | uint8_t inputs; |
45 | 7e7c5e4c | balrog | uint8_t outputs; |
46 | 7e7c5e4c | balrog | uint8_t bbsms; |
47 | 7e7c5e4c | balrog | uint8_t pull[4];
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48 | 7e7c5e4c | balrog | uint8_t mmc_ctrl[3];
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49 | 7e7c5e4c | balrog | uint8_t mmc_debounce; |
50 | 7e7c5e4c | balrog | struct {
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51 | 7e7c5e4c | balrog | uint8_t ctrl; |
52 | 7e7c5e4c | balrog | uint16_t comp; |
53 | b0f74c87 | balrog | QEMUTimer *hz_tm; |
54 | 7e7c5e4c | balrog | int64_t next; |
55 | 7e7c5e4c | balrog | struct tm tm;
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56 | 7e7c5e4c | balrog | struct tm new;
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57 | 7e7c5e4c | balrog | struct tm alm;
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58 | aec454d2 | balrog | int sec_offset;
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59 | aec454d2 | balrog | int alm_sec;
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60 | aec454d2 | balrog | int next_comp;
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61 | 7e7c5e4c | balrog | } rtc; |
62 | f0495f56 | Juan Quintela | uint16_t rtc_next_vmstate; |
63 | d3356811 | Paul Brook | qemu_irq out[4];
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64 | 7e7c5e4c | balrog | qemu_irq *in; |
65 | b53d44e5 | Juan Quintela | uint8_t pwrbtn_state; |
66 | 7e7c5e4c | balrog | qemu_irq pwrbtn; |
67 | bc24a225 | Paul Brook | } MenelausState; |
68 | 7e7c5e4c | balrog | |
69 | bc24a225 | Paul Brook | static inline void menelaus_update(MenelausState *s) |
70 | 7e7c5e4c | balrog | { |
71 | d3356811 | Paul Brook | qemu_set_irq(s->out[3], s->status & ~s->mask);
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72 | 7e7c5e4c | balrog | } |
73 | 7e7c5e4c | balrog | |
74 | bc24a225 | Paul Brook | static inline void menelaus_rtc_start(MenelausState *s) |
75 | 7e7c5e4c | balrog | { |
76 | 7bd427d8 | Paolo Bonzini | s->rtc.next += qemu_get_clock_ms(rt_clock); |
77 | b0f74c87 | balrog | qemu_mod_timer(s->rtc.hz_tm, s->rtc.next); |
78 | 7e7c5e4c | balrog | } |
79 | 7e7c5e4c | balrog | |
80 | bc24a225 | Paul Brook | static inline void menelaus_rtc_stop(MenelausState *s) |
81 | 7e7c5e4c | balrog | { |
82 | b0f74c87 | balrog | qemu_del_timer(s->rtc.hz_tm); |
83 | 7bd427d8 | Paolo Bonzini | s->rtc.next -= qemu_get_clock_ms(rt_clock); |
84 | 7e7c5e4c | balrog | if (s->rtc.next < 1) |
85 | 7e7c5e4c | balrog | s->rtc.next = 1;
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86 | 7e7c5e4c | balrog | } |
87 | 7e7c5e4c | balrog | |
88 | bc24a225 | Paul Brook | static void menelaus_rtc_update(MenelausState *s) |
89 | 7e7c5e4c | balrog | { |
90 | aec454d2 | balrog | qemu_get_timedate(&s->rtc.tm, s->rtc.sec_offset); |
91 | 7e7c5e4c | balrog | } |
92 | 7e7c5e4c | balrog | |
93 | bc24a225 | Paul Brook | static void menelaus_alm_update(MenelausState *s) |
94 | 7e7c5e4c | balrog | { |
95 | 7e7c5e4c | balrog | if ((s->rtc.ctrl & 3) == 3) |
96 | aec454d2 | balrog | s->rtc.alm_sec = qemu_timedate_diff(&s->rtc.alm) - s->rtc.sec_offset; |
97 | 7e7c5e4c | balrog | } |
98 | 7e7c5e4c | balrog | |
99 | 7e7c5e4c | balrog | static void menelaus_rtc_hz(void *opaque) |
100 | 7e7c5e4c | balrog | { |
101 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) opaque; |
102 | 7e7c5e4c | balrog | |
103 | aec454d2 | balrog | s->rtc.next_comp --; |
104 | aec454d2 | balrog | s->rtc.alm_sec --; |
105 | 7e7c5e4c | balrog | s->rtc.next += 1000;
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106 | b0f74c87 | balrog | qemu_mod_timer(s->rtc.hz_tm, s->rtc.next); |
107 | 7e7c5e4c | balrog | if ((s->rtc.ctrl >> 3) & 3) { /* EVERY */ |
108 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
109 | 7e7c5e4c | balrog | if (((s->rtc.ctrl >> 3) & 3) == 1 && !s->rtc.tm.tm_sec) |
110 | 7e7c5e4c | balrog | s->status |= 1 << 8; /* RTCTMR */ |
111 | 7e7c5e4c | balrog | else if (((s->rtc.ctrl >> 3) & 3) == 2 && !s->rtc.tm.tm_min) |
112 | 7e7c5e4c | balrog | s->status |= 1 << 8; /* RTCTMR */ |
113 | 7e7c5e4c | balrog | else if (!s->rtc.tm.tm_hour) |
114 | 7e7c5e4c | balrog | s->status |= 1 << 8; /* RTCTMR */ |
115 | 7e7c5e4c | balrog | } else
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116 | 7e7c5e4c | balrog | s->status |= 1 << 8; /* RTCTMR */ |
117 | 7e7c5e4c | balrog | if ((s->rtc.ctrl >> 1) & 1) { /* RTC_AL_EN */ |
118 | aec454d2 | balrog | if (s->rtc.alm_sec == 0) |
119 | 7e7c5e4c | balrog | s->status |= 1 << 9; /* RTCALM */ |
120 | 7e7c5e4c | balrog | /* TODO: wake-up */
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121 | 7e7c5e4c | balrog | } |
122 | aec454d2 | balrog | if (s->rtc.next_comp <= 0) { |
123 | 7e7c5e4c | balrog | s->rtc.next -= muldiv64((int16_t) s->rtc.comp, 1000, 0x8000); |
124 | aec454d2 | balrog | s->rtc.next_comp = 3600;
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125 | 7e7c5e4c | balrog | } |
126 | 7e7c5e4c | balrog | menelaus_update(s); |
127 | 7e7c5e4c | balrog | } |
128 | 7e7c5e4c | balrog | |
129 | 8fcd3692 | blueswir1 | static void menelaus_reset(i2c_slave *i2c) |
130 | 7e7c5e4c | balrog | { |
131 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) i2c; |
132 | 7e7c5e4c | balrog | s->reg = 0x00;
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133 | 7e7c5e4c | balrog | |
134 | 7e7c5e4c | balrog | s->vcore[0] = 0x0c; /* XXX: X-loader needs 0x8c? check! */ |
135 | 7e7c5e4c | balrog | s->vcore[1] = 0x05; |
136 | 7e7c5e4c | balrog | s->vcore[2] = 0x02; |
137 | 7e7c5e4c | balrog | s->vcore[3] = 0x0c; |
138 | 7e7c5e4c | balrog | s->vcore[4] = 0x03; |
139 | 7e7c5e4c | balrog | s->dcdc[0] = 0x33; /* Depends on wiring */ |
140 | 7e7c5e4c | balrog | s->dcdc[1] = 0x03; |
141 | 7e7c5e4c | balrog | s->dcdc[2] = 0x00; |
142 | 7e7c5e4c | balrog | s->ldo[0] = 0x95; |
143 | 7e7c5e4c | balrog | s->ldo[1] = 0x7e; |
144 | 7e7c5e4c | balrog | s->ldo[2] = 0x00; |
145 | 7e7c5e4c | balrog | s->ldo[3] = 0x00; /* Depends on wiring */ |
146 | 7e7c5e4c | balrog | s->ldo[4] = 0x03; /* Depends on wiring */ |
147 | 7e7c5e4c | balrog | s->ldo[5] = 0x00; |
148 | 7e7c5e4c | balrog | s->ldo[6] = 0x00; |
149 | 7e7c5e4c | balrog | s->ldo[7] = 0x00; |
150 | 7e7c5e4c | balrog | s->sleep[0] = 0x00; |
151 | 7e7c5e4c | balrog | s->sleep[1] = 0x00; |
152 | 7e7c5e4c | balrog | s->osc = 0x01;
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153 | 7e7c5e4c | balrog | s->detect = 0x09;
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154 | 7e7c5e4c | balrog | s->mask = 0x0fff;
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155 | 7e7c5e4c | balrog | s->status = 0;
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156 | 7e7c5e4c | balrog | s->dir = 0x07;
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157 | 7e7c5e4c | balrog | s->outputs = 0x00;
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158 | 7e7c5e4c | balrog | s->bbsms = 0x00;
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159 | 7e7c5e4c | balrog | s->pull[0] = 0x00; |
160 | 7e7c5e4c | balrog | s->pull[1] = 0x00; |
161 | 7e7c5e4c | balrog | s->pull[2] = 0x00; |
162 | 7e7c5e4c | balrog | s->pull[3] = 0x00; |
163 | 7e7c5e4c | balrog | s->mmc_ctrl[0] = 0x03; |
164 | 7e7c5e4c | balrog | s->mmc_ctrl[1] = 0xc0; |
165 | 7e7c5e4c | balrog | s->mmc_ctrl[2] = 0x00; |
166 | 7e7c5e4c | balrog | s->mmc_debounce = 0x05;
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167 | 7e7c5e4c | balrog | |
168 | 7e7c5e4c | balrog | if (s->rtc.ctrl & 1) |
169 | 7e7c5e4c | balrog | menelaus_rtc_stop(s); |
170 | 7e7c5e4c | balrog | s->rtc.ctrl = 0x00;
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171 | 7e7c5e4c | balrog | s->rtc.comp = 0x0000;
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172 | 7e7c5e4c | balrog | s->rtc.next = 1000;
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173 | aec454d2 | balrog | s->rtc.sec_offset = 0;
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174 | aec454d2 | balrog | s->rtc.next_comp = 1800;
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175 | aec454d2 | balrog | s->rtc.alm_sec = 1800;
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176 | 7e7c5e4c | balrog | s->rtc.alm.tm_sec = 0x00;
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177 | 7e7c5e4c | balrog | s->rtc.alm.tm_min = 0x00;
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178 | 7e7c5e4c | balrog | s->rtc.alm.tm_hour = 0x00;
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179 | 7e7c5e4c | balrog | s->rtc.alm.tm_mday = 0x01;
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180 | 7e7c5e4c | balrog | s->rtc.alm.tm_mon = 0x00;
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181 | 7e7c5e4c | balrog | s->rtc.alm.tm_year = 2004;
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182 | 7e7c5e4c | balrog | menelaus_update(s); |
183 | 7e7c5e4c | balrog | } |
184 | 7e7c5e4c | balrog | |
185 | 7e7c5e4c | balrog | static void menelaus_gpio_set(void *opaque, int line, int level) |
186 | 7e7c5e4c | balrog | { |
187 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) opaque; |
188 | 7e7c5e4c | balrog | |
189 | 7e7c5e4c | balrog | /* No interrupt generated */
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190 | 7e7c5e4c | balrog | s->inputs &= ~(1 << line);
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191 | 7e7c5e4c | balrog | s->inputs |= level << line; |
192 | 7e7c5e4c | balrog | } |
193 | 7e7c5e4c | balrog | |
194 | 7e7c5e4c | balrog | static void menelaus_pwrbtn_set(void *opaque, int line, int level) |
195 | 7e7c5e4c | balrog | { |
196 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) opaque; |
197 | 7e7c5e4c | balrog | |
198 | 7e7c5e4c | balrog | if (!s->pwrbtn_state && level) {
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199 | 7e7c5e4c | balrog | s->status |= 1 << 11; /* PSHBTN */ |
200 | 7e7c5e4c | balrog | menelaus_update(s); |
201 | 7e7c5e4c | balrog | } |
202 | 7e7c5e4c | balrog | s->pwrbtn_state = level; |
203 | 7e7c5e4c | balrog | } |
204 | 7e7c5e4c | balrog | |
205 | 7e7c5e4c | balrog | #define MENELAUS_REV 0x01 |
206 | 7e7c5e4c | balrog | #define MENELAUS_VCORE_CTRL1 0x02 |
207 | 7e7c5e4c | balrog | #define MENELAUS_VCORE_CTRL2 0x03 |
208 | 7e7c5e4c | balrog | #define MENELAUS_VCORE_CTRL3 0x04 |
209 | 7e7c5e4c | balrog | #define MENELAUS_VCORE_CTRL4 0x05 |
210 | 7e7c5e4c | balrog | #define MENELAUS_VCORE_CTRL5 0x06 |
211 | 7e7c5e4c | balrog | #define MENELAUS_DCDC_CTRL1 0x07 |
212 | 7e7c5e4c | balrog | #define MENELAUS_DCDC_CTRL2 0x08 |
213 | 7e7c5e4c | balrog | #define MENELAUS_DCDC_CTRL3 0x09 |
214 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL1 0x0a |
215 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL2 0x0b |
216 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL3 0x0c |
217 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL4 0x0d |
218 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL5 0x0e |
219 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL6 0x0f |
220 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL7 0x10 |
221 | 7e7c5e4c | balrog | #define MENELAUS_LDO_CTRL8 0x11 |
222 | 7e7c5e4c | balrog | #define MENELAUS_SLEEP_CTRL1 0x12 |
223 | 7e7c5e4c | balrog | #define MENELAUS_SLEEP_CTRL2 0x13 |
224 | 7e7c5e4c | balrog | #define MENELAUS_DEVICE_OFF 0x14 |
225 | 7e7c5e4c | balrog | #define MENELAUS_OSC_CTRL 0x15 |
226 | 7e7c5e4c | balrog | #define MENELAUS_DETECT_CTRL 0x16 |
227 | 7e7c5e4c | balrog | #define MENELAUS_INT_MASK1 0x17 |
228 | 7e7c5e4c | balrog | #define MENELAUS_INT_MASK2 0x18 |
229 | 7e7c5e4c | balrog | #define MENELAUS_INT_STATUS1 0x19 |
230 | 7e7c5e4c | balrog | #define MENELAUS_INT_STATUS2 0x1a |
231 | 7e7c5e4c | balrog | #define MENELAUS_INT_ACK1 0x1b |
232 | 7e7c5e4c | balrog | #define MENELAUS_INT_ACK2 0x1c |
233 | 7e7c5e4c | balrog | #define MENELAUS_GPIO_CTRL 0x1d |
234 | 7e7c5e4c | balrog | #define MENELAUS_GPIO_IN 0x1e |
235 | 7e7c5e4c | balrog | #define MENELAUS_GPIO_OUT 0x1f |
236 | 7e7c5e4c | balrog | #define MENELAUS_BBSMS 0x20 |
237 | 7e7c5e4c | balrog | #define MENELAUS_RTC_CTRL 0x21 |
238 | 7e7c5e4c | balrog | #define MENELAUS_RTC_UPDATE 0x22 |
239 | 7e7c5e4c | balrog | #define MENELAUS_RTC_SEC 0x23 |
240 | 7e7c5e4c | balrog | #define MENELAUS_RTC_MIN 0x24 |
241 | 7e7c5e4c | balrog | #define MENELAUS_RTC_HR 0x25 |
242 | 7e7c5e4c | balrog | #define MENELAUS_RTC_DAY 0x26 |
243 | 7e7c5e4c | balrog | #define MENELAUS_RTC_MON 0x27 |
244 | 7e7c5e4c | balrog | #define MENELAUS_RTC_YR 0x28 |
245 | 7e7c5e4c | balrog | #define MENELAUS_RTC_WKDAY 0x29 |
246 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_SEC 0x2a |
247 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_MIN 0x2b |
248 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_HR 0x2c |
249 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_DAY 0x2d |
250 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_MON 0x2e |
251 | 7e7c5e4c | balrog | #define MENELAUS_RTC_AL_YR 0x2f |
252 | 7e7c5e4c | balrog | #define MENELAUS_RTC_COMP_MSB 0x30 |
253 | 7e7c5e4c | balrog | #define MENELAUS_RTC_COMP_LSB 0x31 |
254 | 7e7c5e4c | balrog | #define MENELAUS_S1_PULL_EN 0x32 |
255 | 7e7c5e4c | balrog | #define MENELAUS_S1_PULL_DIR 0x33 |
256 | 7e7c5e4c | balrog | #define MENELAUS_S2_PULL_EN 0x34 |
257 | 7e7c5e4c | balrog | #define MENELAUS_S2_PULL_DIR 0x35 |
258 | 7e7c5e4c | balrog | #define MENELAUS_MCT_CTRL1 0x36 |
259 | 7e7c5e4c | balrog | #define MENELAUS_MCT_CTRL2 0x37 |
260 | 7e7c5e4c | balrog | #define MENELAUS_MCT_CTRL3 0x38 |
261 | 7e7c5e4c | balrog | #define MENELAUS_MCT_PIN_ST 0x39 |
262 | 7e7c5e4c | balrog | #define MENELAUS_DEBOUNCE1 0x3a |
263 | 7e7c5e4c | balrog | |
264 | 7e7c5e4c | balrog | static uint8_t menelaus_read(void *opaque, uint8_t addr) |
265 | 7e7c5e4c | balrog | { |
266 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) opaque; |
267 | 7e7c5e4c | balrog | int reg = 0; |
268 | 7e7c5e4c | balrog | |
269 | 7e7c5e4c | balrog | switch (addr) {
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270 | 7e7c5e4c | balrog | case MENELAUS_REV:
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271 | 7e7c5e4c | balrog | return 0x22; |
272 | 7e7c5e4c | balrog | |
273 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL5: reg ++;
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274 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL4: reg ++;
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275 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL3: reg ++;
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276 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL2: reg ++;
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277 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL1:
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278 | 7e7c5e4c | balrog | return s->vcore[reg];
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279 | 7e7c5e4c | balrog | |
280 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL3: reg ++;
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281 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL2: reg ++;
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282 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL1:
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283 | 7e7c5e4c | balrog | return s->dcdc[reg];
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284 | 7e7c5e4c | balrog | |
285 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL8: reg ++;
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286 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL7: reg ++;
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287 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL6: reg ++;
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288 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL5: reg ++;
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289 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL4: reg ++;
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290 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL3: reg ++;
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291 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL2: reg ++;
|
292 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL1:
|
293 | 7e7c5e4c | balrog | return s->ldo[reg];
|
294 | 7e7c5e4c | balrog | |
295 | 7e7c5e4c | balrog | case MENELAUS_SLEEP_CTRL2: reg ++;
|
296 | 7e7c5e4c | balrog | case MENELAUS_SLEEP_CTRL1:
|
297 | 7e7c5e4c | balrog | return s->sleep[reg];
|
298 | 7e7c5e4c | balrog | |
299 | 7e7c5e4c | balrog | case MENELAUS_DEVICE_OFF:
|
300 | 7e7c5e4c | balrog | return 0; |
301 | 7e7c5e4c | balrog | |
302 | 7e7c5e4c | balrog | case MENELAUS_OSC_CTRL:
|
303 | 7e7c5e4c | balrog | return s->osc | (1 << 7); /* CLK32K_GOOD */ |
304 | 7e7c5e4c | balrog | |
305 | 7e7c5e4c | balrog | case MENELAUS_DETECT_CTRL:
|
306 | 7e7c5e4c | balrog | return s->detect;
|
307 | 7e7c5e4c | balrog | |
308 | 7e7c5e4c | balrog | case MENELAUS_INT_MASK1:
|
309 | 7e7c5e4c | balrog | return (s->mask >> 0) & 0xff; |
310 | 7e7c5e4c | balrog | case MENELAUS_INT_MASK2:
|
311 | 7e7c5e4c | balrog | return (s->mask >> 8) & 0xff; |
312 | 7e7c5e4c | balrog | |
313 | 7e7c5e4c | balrog | case MENELAUS_INT_STATUS1:
|
314 | 7e7c5e4c | balrog | return (s->status >> 0) & 0xff; |
315 | 7e7c5e4c | balrog | case MENELAUS_INT_STATUS2:
|
316 | 7e7c5e4c | balrog | return (s->status >> 8) & 0xff; |
317 | 7e7c5e4c | balrog | |
318 | 7e7c5e4c | balrog | case MENELAUS_INT_ACK1:
|
319 | 7e7c5e4c | balrog | case MENELAUS_INT_ACK2:
|
320 | 7e7c5e4c | balrog | return 0; |
321 | 7e7c5e4c | balrog | |
322 | 7e7c5e4c | balrog | case MENELAUS_GPIO_CTRL:
|
323 | 7e7c5e4c | balrog | return s->dir;
|
324 | 7e7c5e4c | balrog | case MENELAUS_GPIO_IN:
|
325 | 7e7c5e4c | balrog | return s->inputs | (~s->dir & s->outputs);
|
326 | 7e7c5e4c | balrog | case MENELAUS_GPIO_OUT:
|
327 | 7e7c5e4c | balrog | return s->outputs;
|
328 | 7e7c5e4c | balrog | |
329 | 7e7c5e4c | balrog | case MENELAUS_BBSMS:
|
330 | 7e7c5e4c | balrog | return s->bbsms;
|
331 | 7e7c5e4c | balrog | |
332 | 7e7c5e4c | balrog | case MENELAUS_RTC_CTRL:
|
333 | 7e7c5e4c | balrog | return s->rtc.ctrl;
|
334 | 7e7c5e4c | balrog | case MENELAUS_RTC_UPDATE:
|
335 | 7e7c5e4c | balrog | return 0x00; |
336 | 7e7c5e4c | balrog | case MENELAUS_RTC_SEC:
|
337 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
338 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_sec);
|
339 | 7e7c5e4c | balrog | case MENELAUS_RTC_MIN:
|
340 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
341 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_min);
|
342 | 7e7c5e4c | balrog | case MENELAUS_RTC_HR:
|
343 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
344 | 7e7c5e4c | balrog | if ((s->rtc.ctrl >> 2) & 1) /* MODE12_n24 */ |
345 | 7e7c5e4c | balrog | return to_bcd((s->rtc.tm.tm_hour % 12) + 1) | |
346 | 7e7c5e4c | balrog | (!!(s->rtc.tm.tm_hour >= 12) << 7); /* PM_nAM */ |
347 | 7e7c5e4c | balrog | else
|
348 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_hour);
|
349 | 7e7c5e4c | balrog | case MENELAUS_RTC_DAY:
|
350 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
351 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_mday);
|
352 | 7e7c5e4c | balrog | case MENELAUS_RTC_MON:
|
353 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
354 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_mon + 1); |
355 | 7e7c5e4c | balrog | case MENELAUS_RTC_YR:
|
356 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
357 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_year - 2000); |
358 | 7e7c5e4c | balrog | case MENELAUS_RTC_WKDAY:
|
359 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
360 | 7e7c5e4c | balrog | return to_bcd(s->rtc.tm.tm_wday);
|
361 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_SEC:
|
362 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_sec);
|
363 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_MIN:
|
364 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_min);
|
365 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_HR:
|
366 | 7e7c5e4c | balrog | if ((s->rtc.ctrl >> 2) & 1) /* MODE12_n24 */ |
367 | 7e7c5e4c | balrog | return to_bcd((s->rtc.alm.tm_hour % 12) + 1) | |
368 | 7e7c5e4c | balrog | (!!(s->rtc.alm.tm_hour >= 12) << 7);/* AL_PM_nAM */ |
369 | 7e7c5e4c | balrog | else
|
370 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_hour);
|
371 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_DAY:
|
372 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_mday);
|
373 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_MON:
|
374 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_mon + 1); |
375 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_YR:
|
376 | 7e7c5e4c | balrog | return to_bcd(s->rtc.alm.tm_year - 2000); |
377 | 7e7c5e4c | balrog | case MENELAUS_RTC_COMP_MSB:
|
378 | 7e7c5e4c | balrog | return (s->rtc.comp >> 8) & 0xff; |
379 | 7e7c5e4c | balrog | case MENELAUS_RTC_COMP_LSB:
|
380 | 7e7c5e4c | balrog | return (s->rtc.comp >> 0) & 0xff; |
381 | 7e7c5e4c | balrog | |
382 | 7e7c5e4c | balrog | case MENELAUS_S1_PULL_EN:
|
383 | 7e7c5e4c | balrog | return s->pull[0]; |
384 | 7e7c5e4c | balrog | case MENELAUS_S1_PULL_DIR:
|
385 | 7e7c5e4c | balrog | return s->pull[1]; |
386 | 7e7c5e4c | balrog | case MENELAUS_S2_PULL_EN:
|
387 | 7e7c5e4c | balrog | return s->pull[2]; |
388 | 7e7c5e4c | balrog | case MENELAUS_S2_PULL_DIR:
|
389 | 7e7c5e4c | balrog | return s->pull[3]; |
390 | 7e7c5e4c | balrog | |
391 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL3: reg ++;
|
392 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL2: reg ++;
|
393 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL1:
|
394 | 7e7c5e4c | balrog | return s->mmc_ctrl[reg];
|
395 | 7e7c5e4c | balrog | case MENELAUS_MCT_PIN_ST:
|
396 | 7e7c5e4c | balrog | /* TODO: return the real Card Detect */
|
397 | 7e7c5e4c | balrog | return 0; |
398 | 7e7c5e4c | balrog | case MENELAUS_DEBOUNCE1:
|
399 | 7e7c5e4c | balrog | return s->mmc_debounce;
|
400 | 7e7c5e4c | balrog | |
401 | 7e7c5e4c | balrog | default:
|
402 | 7e7c5e4c | balrog | #ifdef VERBOSE
|
403 | 7e7c5e4c | balrog | printf("%s: unknown register %02x\n", __FUNCTION__, addr);
|
404 | 7e7c5e4c | balrog | #endif
|
405 | 7e7c5e4c | balrog | break;
|
406 | 7e7c5e4c | balrog | } |
407 | 7e7c5e4c | balrog | return 0; |
408 | 7e7c5e4c | balrog | } |
409 | 7e7c5e4c | balrog | |
410 | 7e7c5e4c | balrog | static void menelaus_write(void *opaque, uint8_t addr, uint8_t value) |
411 | 7e7c5e4c | balrog | { |
412 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) opaque; |
413 | 7e7c5e4c | balrog | int line;
|
414 | 7e7c5e4c | balrog | int reg = 0; |
415 | 7e7c5e4c | balrog | struct tm tm;
|
416 | 7e7c5e4c | balrog | |
417 | 7e7c5e4c | balrog | switch (addr) {
|
418 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL1:
|
419 | 7e7c5e4c | balrog | s->vcore[0] = (value & 0xe) | MIN(value & 0x1f, 0x12); |
420 | 7e7c5e4c | balrog | break;
|
421 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL2:
|
422 | 7e7c5e4c | balrog | s->vcore[1] = value;
|
423 | 7e7c5e4c | balrog | break;
|
424 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL3:
|
425 | 7e7c5e4c | balrog | s->vcore[2] = MIN(value & 0x1f, 0x12); |
426 | 7e7c5e4c | balrog | break;
|
427 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL4:
|
428 | 7e7c5e4c | balrog | s->vcore[3] = MIN(value & 0x1f, 0x12); |
429 | 7e7c5e4c | balrog | break;
|
430 | 7e7c5e4c | balrog | case MENELAUS_VCORE_CTRL5:
|
431 | 7e7c5e4c | balrog | s->vcore[4] = value & 3; |
432 | 7e7c5e4c | balrog | /* XXX
|
433 | 7e7c5e4c | balrog | * auto set to 3 on M_Active, nRESWARM
|
434 | 7e7c5e4c | balrog | * auto set to 0 on M_WaitOn, M_Backup
|
435 | 7e7c5e4c | balrog | */
|
436 | 7e7c5e4c | balrog | break;
|
437 | 7e7c5e4c | balrog | |
438 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL1:
|
439 | 7e7c5e4c | balrog | s->dcdc[0] = value & 0x3f; |
440 | 7e7c5e4c | balrog | break;
|
441 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL2:
|
442 | 7e7c5e4c | balrog | s->dcdc[1] = value & 0x07; |
443 | 7e7c5e4c | balrog | /* XXX
|
444 | 7e7c5e4c | balrog | * auto set to 3 on M_Active, nRESWARM
|
445 | 7e7c5e4c | balrog | * auto set to 0 on M_WaitOn, M_Backup
|
446 | 7e7c5e4c | balrog | */
|
447 | 7e7c5e4c | balrog | break;
|
448 | 7e7c5e4c | balrog | case MENELAUS_DCDC_CTRL3:
|
449 | 7e7c5e4c | balrog | s->dcdc[2] = value & 0x07; |
450 | 7e7c5e4c | balrog | break;
|
451 | 7e7c5e4c | balrog | |
452 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL1:
|
453 | 7e7c5e4c | balrog | s->ldo[0] = value;
|
454 | 7e7c5e4c | balrog | break;
|
455 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL2:
|
456 | 7e7c5e4c | balrog | s->ldo[1] = value & 0x7f; |
457 | 7e7c5e4c | balrog | /* XXX
|
458 | 7e7c5e4c | balrog | * auto set to 0x7e on M_WaitOn, M_Backup
|
459 | 7e7c5e4c | balrog | */
|
460 | 7e7c5e4c | balrog | break;
|
461 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL3:
|
462 | 7e7c5e4c | balrog | s->ldo[2] = value & 3; |
463 | 7e7c5e4c | balrog | /* XXX
|
464 | 7e7c5e4c | balrog | * auto set to 3 on M_Active, nRESWARM
|
465 | 7e7c5e4c | balrog | * auto set to 0 on M_WaitOn, M_Backup
|
466 | 7e7c5e4c | balrog | */
|
467 | 7e7c5e4c | balrog | break;
|
468 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL4:
|
469 | 7e7c5e4c | balrog | s->ldo[3] = value & 3; |
470 | 7e7c5e4c | balrog | /* XXX
|
471 | 7e7c5e4c | balrog | * auto set to 3 on M_Active, nRESWARM
|
472 | 7e7c5e4c | balrog | * auto set to 0 on M_WaitOn, M_Backup
|
473 | 7e7c5e4c | balrog | */
|
474 | 7e7c5e4c | balrog | break;
|
475 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL5:
|
476 | 7e7c5e4c | balrog | s->ldo[4] = value & 3; |
477 | 7e7c5e4c | balrog | /* XXX
|
478 | 7e7c5e4c | balrog | * auto set to 3 on M_Active, nRESWARM
|
479 | 7e7c5e4c | balrog | * auto set to 0 on M_WaitOn, M_Backup
|
480 | 7e7c5e4c | balrog | */
|
481 | 7e7c5e4c | balrog | break;
|
482 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL6:
|
483 | 7e7c5e4c | balrog | s->ldo[5] = value & 3; |
484 | 7e7c5e4c | balrog | break;
|
485 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL7:
|
486 | 7e7c5e4c | balrog | s->ldo[6] = value & 3; |
487 | 7e7c5e4c | balrog | break;
|
488 | 7e7c5e4c | balrog | case MENELAUS_LDO_CTRL8:
|
489 | 7e7c5e4c | balrog | s->ldo[7] = value & 3; |
490 | 7e7c5e4c | balrog | break;
|
491 | 7e7c5e4c | balrog | |
492 | 7e7c5e4c | balrog | case MENELAUS_SLEEP_CTRL2: reg ++;
|
493 | 7e7c5e4c | balrog | case MENELAUS_SLEEP_CTRL1:
|
494 | 7e7c5e4c | balrog | s->sleep[reg] = value; |
495 | 7e7c5e4c | balrog | break;
|
496 | 7e7c5e4c | balrog | |
497 | 7e7c5e4c | balrog | case MENELAUS_DEVICE_OFF:
|
498 | 7e7c5e4c | balrog | if (value & 1) |
499 | 7e7c5e4c | balrog | menelaus_reset(&s->i2c); |
500 | 7e7c5e4c | balrog | break;
|
501 | 7e7c5e4c | balrog | |
502 | 7e7c5e4c | balrog | case MENELAUS_OSC_CTRL:
|
503 | 7e7c5e4c | balrog | s->osc = value & 7;
|
504 | 7e7c5e4c | balrog | break;
|
505 | 7e7c5e4c | balrog | |
506 | 7e7c5e4c | balrog | case MENELAUS_DETECT_CTRL:
|
507 | 7e7c5e4c | balrog | s->detect = value & 0x7f;
|
508 | 7e7c5e4c | balrog | break;
|
509 | 7e7c5e4c | balrog | |
510 | 7e7c5e4c | balrog | case MENELAUS_INT_MASK1:
|
511 | 7e7c5e4c | balrog | s->mask &= 0xf00;
|
512 | 7e7c5e4c | balrog | s->mask |= value << 0;
|
513 | 7e7c5e4c | balrog | menelaus_update(s); |
514 | 7e7c5e4c | balrog | break;
|
515 | 7e7c5e4c | balrog | case MENELAUS_INT_MASK2:
|
516 | 7e7c5e4c | balrog | s->mask &= 0x0ff;
|
517 | 7e7c5e4c | balrog | s->mask |= value << 8;
|
518 | 7e7c5e4c | balrog | menelaus_update(s); |
519 | 7e7c5e4c | balrog | break;
|
520 | 7e7c5e4c | balrog | |
521 | 7e7c5e4c | balrog | case MENELAUS_INT_ACK1:
|
522 | 7e7c5e4c | balrog | s->status &= ~(((uint16_t) value) << 0);
|
523 | 7e7c5e4c | balrog | menelaus_update(s); |
524 | 7e7c5e4c | balrog | break;
|
525 | 7e7c5e4c | balrog | case MENELAUS_INT_ACK2:
|
526 | 7e7c5e4c | balrog | s->status &= ~(((uint16_t) value) << 8);
|
527 | 7e7c5e4c | balrog | menelaus_update(s); |
528 | 7e7c5e4c | balrog | break;
|
529 | 7e7c5e4c | balrog | |
530 | 7e7c5e4c | balrog | case MENELAUS_GPIO_CTRL:
|
531 | d3356811 | Paul Brook | for (line = 0; line < 3; line ++) { |
532 | d3356811 | Paul Brook | if (((s->dir ^ value) >> line) & 1) { |
533 | d3356811 | Paul Brook | qemu_set_irq(s->out[line], |
534 | d3356811 | Paul Brook | ((s->outputs & ~s->dir) >> line) & 1);
|
535 | d3356811 | Paul Brook | } |
536 | d3356811 | Paul Brook | } |
537 | 7e7c5e4c | balrog | s->dir = value & 0x67;
|
538 | 7e7c5e4c | balrog | break;
|
539 | 7e7c5e4c | balrog | case MENELAUS_GPIO_OUT:
|
540 | d3356811 | Paul Brook | for (line = 0; line < 3; line ++) { |
541 | d3356811 | Paul Brook | if ((((s->outputs ^ value) & ~s->dir) >> line) & 1) { |
542 | d3356811 | Paul Brook | qemu_set_irq(s->out[line], (s->outputs >> line) & 1);
|
543 | d3356811 | Paul Brook | } |
544 | d3356811 | Paul Brook | } |
545 | 7e7c5e4c | balrog | s->outputs = value & 0x07;
|
546 | 7e7c5e4c | balrog | break;
|
547 | 7e7c5e4c | balrog | |
548 | 7e7c5e4c | balrog | case MENELAUS_BBSMS:
|
549 | 7e7c5e4c | balrog | s->bbsms = 0x0d;
|
550 | 7e7c5e4c | balrog | break;
|
551 | 7e7c5e4c | balrog | |
552 | 7e7c5e4c | balrog | case MENELAUS_RTC_CTRL:
|
553 | 7e7c5e4c | balrog | if ((s->rtc.ctrl ^ value) & 1) { /* RTC_EN */ |
554 | 7e7c5e4c | balrog | if (value & 1) |
555 | 7e7c5e4c | balrog | menelaus_rtc_start(s); |
556 | 7e7c5e4c | balrog | else
|
557 | 7e7c5e4c | balrog | menelaus_rtc_stop(s); |
558 | 7e7c5e4c | balrog | } |
559 | 7e7c5e4c | balrog | s->rtc.ctrl = value & 0x1f;
|
560 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
561 | 7e7c5e4c | balrog | break;
|
562 | 7e7c5e4c | balrog | case MENELAUS_RTC_UPDATE:
|
563 | 7e7c5e4c | balrog | menelaus_rtc_update(s); |
564 | 7e7c5e4c | balrog | memcpy(&tm, &s->rtc.tm, sizeof(tm));
|
565 | 7e7c5e4c | balrog | switch (value & 0xf) { |
566 | 7e7c5e4c | balrog | case 0: |
567 | 7e7c5e4c | balrog | break;
|
568 | 7e7c5e4c | balrog | case 1: |
569 | 7e7c5e4c | balrog | tm.tm_sec = s->rtc.new.tm_sec; |
570 | 7e7c5e4c | balrog | break;
|
571 | 7e7c5e4c | balrog | case 2: |
572 | 7e7c5e4c | balrog | tm.tm_min = s->rtc.new.tm_min; |
573 | 7e7c5e4c | balrog | break;
|
574 | 7e7c5e4c | balrog | case 3: |
575 | 7e7c5e4c | balrog | if (s->rtc.new.tm_hour > 23) |
576 | 7e7c5e4c | balrog | goto rtc_badness;
|
577 | 7e7c5e4c | balrog | tm.tm_hour = s->rtc.new.tm_hour; |
578 | 7e7c5e4c | balrog | break;
|
579 | 7e7c5e4c | balrog | case 4: |
580 | 7e7c5e4c | balrog | if (s->rtc.new.tm_mday < 1) |
581 | 7e7c5e4c | balrog | goto rtc_badness;
|
582 | 7e7c5e4c | balrog | /* TODO check range */
|
583 | 7e7c5e4c | balrog | tm.tm_mday = s->rtc.new.tm_mday; |
584 | 7e7c5e4c | balrog | break;
|
585 | 7e7c5e4c | balrog | case 5: |
586 | 7e7c5e4c | balrog | if (s->rtc.new.tm_mon < 0 || s->rtc.new.tm_mon > 11) |
587 | 7e7c5e4c | balrog | goto rtc_badness;
|
588 | 7e7c5e4c | balrog | tm.tm_mon = s->rtc.new.tm_mon; |
589 | 7e7c5e4c | balrog | break;
|
590 | 7e7c5e4c | balrog | case 6: |
591 | 7e7c5e4c | balrog | tm.tm_year = s->rtc.new.tm_year; |
592 | 7e7c5e4c | balrog | break;
|
593 | 7e7c5e4c | balrog | case 7: |
594 | 7e7c5e4c | balrog | /* TODO set .tm_mday instead */
|
595 | 7e7c5e4c | balrog | tm.tm_wday = s->rtc.new.tm_wday; |
596 | 7e7c5e4c | balrog | break;
|
597 | 7e7c5e4c | balrog | case 8: |
598 | 7e7c5e4c | balrog | if (s->rtc.new.tm_hour > 23) |
599 | 7e7c5e4c | balrog | goto rtc_badness;
|
600 | 7e7c5e4c | balrog | if (s->rtc.new.tm_mday < 1) |
601 | 7e7c5e4c | balrog | goto rtc_badness;
|
602 | 7e7c5e4c | balrog | if (s->rtc.new.tm_mon < 0 || s->rtc.new.tm_mon > 11) |
603 | 7e7c5e4c | balrog | goto rtc_badness;
|
604 | 7e7c5e4c | balrog | tm.tm_sec = s->rtc.new.tm_sec; |
605 | 7e7c5e4c | balrog | tm.tm_min = s->rtc.new.tm_min; |
606 | 7e7c5e4c | balrog | tm.tm_hour = s->rtc.new.tm_hour; |
607 | 7e7c5e4c | balrog | tm.tm_mday = s->rtc.new.tm_mday; |
608 | 7e7c5e4c | balrog | tm.tm_mon = s->rtc.new.tm_mon; |
609 | 7e7c5e4c | balrog | tm.tm_year = s->rtc.new.tm_year; |
610 | 7e7c5e4c | balrog | break;
|
611 | 7e7c5e4c | balrog | rtc_badness:
|
612 | 7e7c5e4c | balrog | default:
|
613 | 7e7c5e4c | balrog | fprintf(stderr, "%s: bad RTC_UPDATE value %02x\n",
|
614 | 7e7c5e4c | balrog | __FUNCTION__, value); |
615 | 7e7c5e4c | balrog | s->status |= 1 << 10; /* RTCERR */ |
616 | 7e7c5e4c | balrog | menelaus_update(s); |
617 | 7e7c5e4c | balrog | } |
618 | aec454d2 | balrog | s->rtc.sec_offset = qemu_timedate_diff(&tm); |
619 | 7e7c5e4c | balrog | break;
|
620 | 7e7c5e4c | balrog | case MENELAUS_RTC_SEC:
|
621 | 7e7c5e4c | balrog | s->rtc.tm.tm_sec = from_bcd(value & 0x7f);
|
622 | 7e7c5e4c | balrog | break;
|
623 | 7e7c5e4c | balrog | case MENELAUS_RTC_MIN:
|
624 | 7e7c5e4c | balrog | s->rtc.tm.tm_min = from_bcd(value & 0x7f);
|
625 | 7e7c5e4c | balrog | break;
|
626 | 7e7c5e4c | balrog | case MENELAUS_RTC_HR:
|
627 | 7e7c5e4c | balrog | s->rtc.tm.tm_hour = (s->rtc.ctrl & (1 << 2)) ? /* MODE12_n24 */ |
628 | 7e7c5e4c | balrog | MIN(from_bcd(value & 0x3f), 12) + ((value >> 7) ? 11 : -1) : |
629 | 7e7c5e4c | balrog | from_bcd(value & 0x3f);
|
630 | 7e7c5e4c | balrog | break;
|
631 | 7e7c5e4c | balrog | case MENELAUS_RTC_DAY:
|
632 | 7e7c5e4c | balrog | s->rtc.tm.tm_mday = from_bcd(value); |
633 | 7e7c5e4c | balrog | break;
|
634 | 7e7c5e4c | balrog | case MENELAUS_RTC_MON:
|
635 | 7e7c5e4c | balrog | s->rtc.tm.tm_mon = MAX(1, from_bcd(value)) - 1; |
636 | 7e7c5e4c | balrog | break;
|
637 | 7e7c5e4c | balrog | case MENELAUS_RTC_YR:
|
638 | 7e7c5e4c | balrog | s->rtc.tm.tm_year = 2000 + from_bcd(value);
|
639 | 7e7c5e4c | balrog | break;
|
640 | 7e7c5e4c | balrog | case MENELAUS_RTC_WKDAY:
|
641 | 7e7c5e4c | balrog | s->rtc.tm.tm_mday = from_bcd(value); |
642 | 7e7c5e4c | balrog | break;
|
643 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_SEC:
|
644 | 7e7c5e4c | balrog | s->rtc.alm.tm_sec = from_bcd(value & 0x7f);
|
645 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
646 | 7e7c5e4c | balrog | break;
|
647 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_MIN:
|
648 | 7e7c5e4c | balrog | s->rtc.alm.tm_min = from_bcd(value & 0x7f);
|
649 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
650 | 7e7c5e4c | balrog | break;
|
651 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_HR:
|
652 | 7e7c5e4c | balrog | s->rtc.alm.tm_hour = (s->rtc.ctrl & (1 << 2)) ? /* MODE12_n24 */ |
653 | 7e7c5e4c | balrog | MIN(from_bcd(value & 0x3f), 12) + ((value >> 7) ? 11 : -1) : |
654 | 7e7c5e4c | balrog | from_bcd(value & 0x3f);
|
655 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
656 | 7e7c5e4c | balrog | break;
|
657 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_DAY:
|
658 | 7e7c5e4c | balrog | s->rtc.alm.tm_mday = from_bcd(value); |
659 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
660 | 7e7c5e4c | balrog | break;
|
661 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_MON:
|
662 | 7e7c5e4c | balrog | s->rtc.alm.tm_mon = MAX(1, from_bcd(value)) - 1; |
663 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
664 | 7e7c5e4c | balrog | break;
|
665 | 7e7c5e4c | balrog | case MENELAUS_RTC_AL_YR:
|
666 | 7e7c5e4c | balrog | s->rtc.alm.tm_year = 2000 + from_bcd(value);
|
667 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
668 | 7e7c5e4c | balrog | break;
|
669 | 7e7c5e4c | balrog | case MENELAUS_RTC_COMP_MSB:
|
670 | 7e7c5e4c | balrog | s->rtc.comp &= 0xff;
|
671 | 7e7c5e4c | balrog | s->rtc.comp |= value << 8;
|
672 | 7e7c5e4c | balrog | break;
|
673 | 7e7c5e4c | balrog | case MENELAUS_RTC_COMP_LSB:
|
674 | 7e7c5e4c | balrog | s->rtc.comp &= 0xff << 8; |
675 | 7e7c5e4c | balrog | s->rtc.comp |= value; |
676 | 7e7c5e4c | balrog | break;
|
677 | 7e7c5e4c | balrog | |
678 | 7e7c5e4c | balrog | case MENELAUS_S1_PULL_EN:
|
679 | 7e7c5e4c | balrog | s->pull[0] = value;
|
680 | 7e7c5e4c | balrog | break;
|
681 | 7e7c5e4c | balrog | case MENELAUS_S1_PULL_DIR:
|
682 | 7e7c5e4c | balrog | s->pull[1] = value & 0x1f; |
683 | 7e7c5e4c | balrog | break;
|
684 | 7e7c5e4c | balrog | case MENELAUS_S2_PULL_EN:
|
685 | 7e7c5e4c | balrog | s->pull[2] = value;
|
686 | 7e7c5e4c | balrog | break;
|
687 | 7e7c5e4c | balrog | case MENELAUS_S2_PULL_DIR:
|
688 | 7e7c5e4c | balrog | s->pull[3] = value & 0x1f; |
689 | 7e7c5e4c | balrog | break;
|
690 | 7e7c5e4c | balrog | |
691 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL1:
|
692 | 7e7c5e4c | balrog | s->mmc_ctrl[0] = value & 0x7f; |
693 | 7e7c5e4c | balrog | break;
|
694 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL2:
|
695 | 7e7c5e4c | balrog | s->mmc_ctrl[1] = value;
|
696 | 7e7c5e4c | balrog | /* TODO update Card Detect interrupts */
|
697 | 7e7c5e4c | balrog | break;
|
698 | 7e7c5e4c | balrog | case MENELAUS_MCT_CTRL3:
|
699 | 7e7c5e4c | balrog | s->mmc_ctrl[2] = value & 0xf; |
700 | 7e7c5e4c | balrog | break;
|
701 | 7e7c5e4c | balrog | case MENELAUS_DEBOUNCE1:
|
702 | 7e7c5e4c | balrog | s->mmc_debounce = value & 0x3f;
|
703 | 7e7c5e4c | balrog | break;
|
704 | 7e7c5e4c | balrog | |
705 | 7e7c5e4c | balrog | default:
|
706 | 7e7c5e4c | balrog | #ifdef VERBOSE
|
707 | 7e7c5e4c | balrog | printf("%s: unknown register %02x\n", __FUNCTION__, addr);
|
708 | 7e7c5e4c | balrog | #endif
|
709 | 7e7c5e4c | balrog | } |
710 | 7e7c5e4c | balrog | } |
711 | 7e7c5e4c | balrog | |
712 | 7e7c5e4c | balrog | static void menelaus_event(i2c_slave *i2c, enum i2c_event event) |
713 | 7e7c5e4c | balrog | { |
714 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) i2c; |
715 | 7e7c5e4c | balrog | |
716 | 7e7c5e4c | balrog | if (event == I2C_START_SEND)
|
717 | 7e7c5e4c | balrog | s->firstbyte = 1;
|
718 | 7e7c5e4c | balrog | } |
719 | 7e7c5e4c | balrog | |
720 | 7e7c5e4c | balrog | static int menelaus_tx(i2c_slave *i2c, uint8_t data) |
721 | 7e7c5e4c | balrog | { |
722 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) i2c; |
723 | 7e7c5e4c | balrog | /* Interpret register address byte */
|
724 | 7e7c5e4c | balrog | if (s->firstbyte) {
|
725 | 7e7c5e4c | balrog | s->reg = data; |
726 | 7e7c5e4c | balrog | s->firstbyte = 0;
|
727 | 7e7c5e4c | balrog | } else
|
728 | 7e7c5e4c | balrog | menelaus_write(s, s->reg ++, data); |
729 | 7e7c5e4c | balrog | |
730 | 7e7c5e4c | balrog | return 0; |
731 | 7e7c5e4c | balrog | } |
732 | 7e7c5e4c | balrog | |
733 | 7e7c5e4c | balrog | static int menelaus_rx(i2c_slave *i2c) |
734 | 7e7c5e4c | balrog | { |
735 | bc24a225 | Paul Brook | MenelausState *s = (MenelausState *) i2c; |
736 | 7e7c5e4c | balrog | |
737 | 7e7c5e4c | balrog | return menelaus_read(s, s->reg ++);
|
738 | 7e7c5e4c | balrog | } |
739 | 7e7c5e4c | balrog | |
740 | f0495f56 | Juan Quintela | /* Save restore 32 bit int as uint16_t
|
741 | f0495f56 | Juan Quintela | This is a Big hack, but it is how the old state did it.
|
742 | f0495f56 | Juan Quintela | Or we broke compatibility in the state, or we can't use struct tm
|
743 | f0495f56 | Juan Quintela | */
|
744 | 7e7c5e4c | balrog | |
745 | f0495f56 | Juan Quintela | static int get_int32_as_uint16(QEMUFile *f, void *pv, size_t size) |
746 | f0495f56 | Juan Quintela | { |
747 | f0495f56 | Juan Quintela | int *v = pv;
|
748 | f0495f56 | Juan Quintela | *v = qemu_get_be16(f); |
749 | f0495f56 | Juan Quintela | return 0; |
750 | 7e7c5e4c | balrog | } |
751 | 7e7c5e4c | balrog | |
752 | f0495f56 | Juan Quintela | static void put_int32_as_uint16(QEMUFile *f, void *pv, size_t size) |
753 | 7e7c5e4c | balrog | { |
754 | f0495f56 | Juan Quintela | int *v = pv;
|
755 | f0495f56 | Juan Quintela | qemu_put_be16(f, *v); |
756 | f0495f56 | Juan Quintela | } |
757 | 7e7c5e4c | balrog | |
758 | d05ac8fa | Blue Swirl | static const VMStateInfo vmstate_hack_int32_as_uint16 = { |
759 | f0495f56 | Juan Quintela | .name = "int32_as_uint16",
|
760 | f0495f56 | Juan Quintela | .get = get_int32_as_uint16, |
761 | f0495f56 | Juan Quintela | .put = put_int32_as_uint16, |
762 | f0495f56 | Juan Quintela | }; |
763 | 7e7c5e4c | balrog | |
764 | f0495f56 | Juan Quintela | #define VMSTATE_UINT16_HACK(_f, _s) \
|
765 | f0495f56 | Juan Quintela | VMSTATE_SINGLE(_f, _s, 0, vmstate_hack_int32_as_uint16, int32_t)
|
766 | f0495f56 | Juan Quintela | |
767 | f0495f56 | Juan Quintela | |
768 | f0495f56 | Juan Quintela | static const VMStateDescription vmstate_menelaus_tm = { |
769 | f0495f56 | Juan Quintela | .name = "menelaus_tm",
|
770 | f0495f56 | Juan Quintela | .version_id = 0,
|
771 | f0495f56 | Juan Quintela | .minimum_version_id = 0,
|
772 | f0495f56 | Juan Quintela | .minimum_version_id_old = 0,
|
773 | f0495f56 | Juan Quintela | .fields = (VMStateField []) { |
774 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_sec, struct tm),
|
775 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_min, struct tm),
|
776 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_hour, struct tm),
|
777 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_mday, struct tm),
|
778 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_min, struct tm),
|
779 | f0495f56 | Juan Quintela | VMSTATE_UINT16_HACK(tm_year, struct tm),
|
780 | f0495f56 | Juan Quintela | VMSTATE_END_OF_LIST() |
781 | f0495f56 | Juan Quintela | } |
782 | f0495f56 | Juan Quintela | }; |
783 | 7e7c5e4c | balrog | |
784 | f0495f56 | Juan Quintela | static void menelaus_pre_save(void *opaque) |
785 | 7e7c5e4c | balrog | { |
786 | f0495f56 | Juan Quintela | MenelausState *s = opaque; |
787 | f0495f56 | Juan Quintela | /* Should be <= 1000 */
|
788 | 7bd427d8 | Paolo Bonzini | s->rtc_next_vmstate = s->rtc.next - qemu_get_clock_ms(rt_clock); |
789 | f0495f56 | Juan Quintela | } |
790 | 7e7c5e4c | balrog | |
791 | f0495f56 | Juan Quintela | static int menelaus_post_load(void *opaque, int version_id) |
792 | f0495f56 | Juan Quintela | { |
793 | f0495f56 | Juan Quintela | MenelausState *s = opaque; |
794 | 7e7c5e4c | balrog | |
795 | 7e7c5e4c | balrog | if (s->rtc.ctrl & 1) /* RTC_EN */ |
796 | 7e7c5e4c | balrog | menelaus_rtc_stop(s); |
797 | f0495f56 | Juan Quintela | |
798 | f0495f56 | Juan Quintela | s->rtc.next = s->rtc_next_vmstate; |
799 | f0495f56 | Juan Quintela | |
800 | 7e7c5e4c | balrog | menelaus_alm_update(s); |
801 | 7e7c5e4c | balrog | menelaus_update(s); |
802 | 7e7c5e4c | balrog | if (s->rtc.ctrl & 1) /* RTC_EN */ |
803 | 7e7c5e4c | balrog | menelaus_rtc_start(s); |
804 | 7e7c5e4c | balrog | return 0; |
805 | 7e7c5e4c | balrog | } |
806 | 7e7c5e4c | balrog | |
807 | f0495f56 | Juan Quintela | static const VMStateDescription vmstate_menelaus = { |
808 | f0495f56 | Juan Quintela | .name = "menelaus",
|
809 | f0495f56 | Juan Quintela | .version_id = 0,
|
810 | f0495f56 | Juan Quintela | .minimum_version_id = 0,
|
811 | f0495f56 | Juan Quintela | .minimum_version_id_old = 0,
|
812 | f0495f56 | Juan Quintela | .pre_save = menelaus_pre_save, |
813 | f0495f56 | Juan Quintela | .post_load = menelaus_post_load, |
814 | f0495f56 | Juan Quintela | .fields = (VMStateField []) { |
815 | f0495f56 | Juan Quintela | VMSTATE_INT32(firstbyte, MenelausState), |
816 | f0495f56 | Juan Quintela | VMSTATE_UINT8(reg, MenelausState), |
817 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(vcore, MenelausState, 5),
|
818 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(dcdc, MenelausState, 3),
|
819 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(ldo, MenelausState, 8),
|
820 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(sleep, MenelausState, 2),
|
821 | f0495f56 | Juan Quintela | VMSTATE_UINT8(osc, MenelausState), |
822 | f0495f56 | Juan Quintela | VMSTATE_UINT8(detect, MenelausState), |
823 | f0495f56 | Juan Quintela | VMSTATE_UINT16(mask, MenelausState), |
824 | f0495f56 | Juan Quintela | VMSTATE_UINT16(status, MenelausState), |
825 | f0495f56 | Juan Quintela | VMSTATE_UINT8(dir, MenelausState), |
826 | f0495f56 | Juan Quintela | VMSTATE_UINT8(inputs, MenelausState), |
827 | f0495f56 | Juan Quintela | VMSTATE_UINT8(outputs, MenelausState), |
828 | f0495f56 | Juan Quintela | VMSTATE_UINT8(bbsms, MenelausState), |
829 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(pull, MenelausState, 4),
|
830 | f0495f56 | Juan Quintela | VMSTATE_UINT8_ARRAY(mmc_ctrl, MenelausState, 3),
|
831 | f0495f56 | Juan Quintela | VMSTATE_UINT8(mmc_debounce, MenelausState), |
832 | f0495f56 | Juan Quintela | VMSTATE_UINT8(rtc.ctrl, MenelausState), |
833 | f0495f56 | Juan Quintela | VMSTATE_UINT16(rtc.comp, MenelausState), |
834 | f0495f56 | Juan Quintela | VMSTATE_UINT16(rtc_next_vmstate, MenelausState), |
835 | f0495f56 | Juan Quintela | VMSTATE_STRUCT(rtc.new, MenelausState, 0, vmstate_menelaus_tm,
|
836 | f0495f56 | Juan Quintela | struct tm),
|
837 | f0495f56 | Juan Quintela | VMSTATE_STRUCT(rtc.alm, MenelausState, 0, vmstate_menelaus_tm,
|
838 | f0495f56 | Juan Quintela | struct tm),
|
839 | f0495f56 | Juan Quintela | VMSTATE_UINT8(pwrbtn_state, MenelausState), |
840 | f0495f56 | Juan Quintela | VMSTATE_I2C_SLAVE(i2c, MenelausState), |
841 | f0495f56 | Juan Quintela | VMSTATE_END_OF_LIST() |
842 | f0495f56 | Juan Quintela | } |
843 | f0495f56 | Juan Quintela | }; |
844 | f0495f56 | Juan Quintela | |
845 | 81a322d4 | Gerd Hoffmann | static int twl92230_init(i2c_slave *i2c) |
846 | 7e7c5e4c | balrog | { |
847 | d3356811 | Paul Brook | MenelausState *s = FROM_I2C_SLAVE(MenelausState, i2c); |
848 | 7e7c5e4c | balrog | |
849 | 7bd427d8 | Paolo Bonzini | s->rtc.hz_tm = qemu_new_timer_ms(rt_clock, menelaus_rtc_hz, s); |
850 | d3356811 | Paul Brook | /* Three output pins plus one interrupt pin. */
|
851 | d3356811 | Paul Brook | qdev_init_gpio_out(&i2c->qdev, s->out, 4);
|
852 | d3356811 | Paul Brook | qdev_init_gpio_in(&i2c->qdev, menelaus_gpio_set, 3);
|
853 | 7e7c5e4c | balrog | s->pwrbtn = qemu_allocate_irqs(menelaus_pwrbtn_set, s, 1)[0]; |
854 | 7e7c5e4c | balrog | |
855 | 7e7c5e4c | balrog | menelaus_reset(&s->i2c); |
856 | 7e7c5e4c | balrog | |
857 | 81a322d4 | Gerd Hoffmann | return 0; |
858 | 7e7c5e4c | balrog | } |
859 | 7e7c5e4c | balrog | |
860 | d3356811 | Paul Brook | static I2CSlaveInfo twl92230_info = {
|
861 | 074f2fff | Gerd Hoffmann | .qdev.name ="twl92230",
|
862 | 074f2fff | Gerd Hoffmann | .qdev.size = sizeof(MenelausState),
|
863 | be73cfe2 | Juan Quintela | .qdev.vmsd = &vmstate_menelaus, |
864 | d3356811 | Paul Brook | .init = twl92230_init, |
865 | d3356811 | Paul Brook | .event = menelaus_event, |
866 | d3356811 | Paul Brook | .recv = menelaus_rx, |
867 | d3356811 | Paul Brook | .send = menelaus_tx |
868 | d3356811 | Paul Brook | }; |
869 | 7e7c5e4c | balrog | |
870 | d3356811 | Paul Brook | static void twl92230_register_devices(void) |
871 | 7e7c5e4c | balrog | { |
872 | 074f2fff | Gerd Hoffmann | i2c_register_slave(&twl92230_info); |
873 | 7e7c5e4c | balrog | } |
874 | d3356811 | Paul Brook | |
875 | d3356811 | Paul Brook | device_init(twl92230_register_devices) |