Revision 34933c8c
| b/hw/arm_sysctl.c | ||
|---|---|---|
| 27 | 27 |
uint32_t resetlevel; |
| 28 | 28 |
uint32_t proc_id; |
| 29 | 29 |
uint32_t sys_mci; |
| 30 |
uint32_t sys_cfgdata; |
|
| 31 |
uint32_t sys_cfgctrl; |
|
| 32 |
uint32_t sys_cfgstat; |
|
| 30 | 33 |
} arm_sysctl_state; |
| 31 | 34 |
|
| 32 | 35 |
static const VMStateDescription vmstate_arm_sysctl = {
|
| 33 | 36 |
.name = "realview_sysctl", |
| 34 |
.version_id = 1,
|
|
| 37 |
.version_id = 2,
|
|
| 35 | 38 |
.minimum_version_id = 1, |
| 36 | 39 |
.fields = (VMStateField[]) {
|
| 37 | 40 |
VMSTATE_UINT32(leds, arm_sysctl_state), |
| ... | ... | |
| 41 | 44 |
VMSTATE_UINT32(flags, arm_sysctl_state), |
| 42 | 45 |
VMSTATE_UINT32(nvflags, arm_sysctl_state), |
| 43 | 46 |
VMSTATE_UINT32(resetlevel, arm_sysctl_state), |
| 47 |
VMSTATE_UINT32_V(sys_mci, arm_sysctl_state, 2), |
|
| 48 |
VMSTATE_UINT32_V(sys_cfgdata, arm_sysctl_state, 2), |
|
| 49 |
VMSTATE_UINT32_V(sys_cfgctrl, arm_sysctl_state, 2), |
|
| 50 |
VMSTATE_UINT32_V(sys_cfgstat, arm_sysctl_state, 2), |
|
| 44 | 51 |
VMSTATE_END_OF_LIST() |
| 45 | 52 |
} |
| 46 | 53 |
}; |
| ... | ... | |
| 53 | 60 |
#define BOARD_ID_EB 0x140 |
| 54 | 61 |
#define BOARD_ID_PBA8 0x178 |
| 55 | 62 |
#define BOARD_ID_PBX 0x182 |
| 63 |
#define BOARD_ID_VEXPRESS 0x190 |
|
| 56 | 64 |
|
| 57 | 65 |
static int board_id(arm_sysctl_state *s) |
| 58 | 66 |
{
|
| ... | ... | |
| 104 | 112 |
case 0x38: /* NVFLAGS */ |
| 105 | 113 |
return s->nvflags; |
| 106 | 114 |
case 0x40: /* RESETCTL */ |
| 115 |
if (board_id(s) == BOARD_ID_VEXPRESS) {
|
|
| 116 |
/* reserved: RAZ/WI */ |
|
| 117 |
return 0; |
|
| 118 |
} |
|
| 107 | 119 |
return s->resetlevel; |
| 108 | 120 |
case 0x44: /* PCICTL */ |
| 109 | 121 |
return 1; |
| ... | ... | |
| 142 | 154 |
case 0xcc: /* SYS_TEST_OSC3 */ |
| 143 | 155 |
case 0xd0: /* SYS_TEST_OSC4 */ |
| 144 | 156 |
return 0; |
| 157 |
case 0xa0: /* SYS_CFGDATA */ |
|
| 158 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 159 |
goto bad_reg; |
|
| 160 |
} |
|
| 161 |
return s->sys_cfgdata; |
|
| 162 |
case 0xa4: /* SYS_CFGCTRL */ |
|
| 163 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 164 |
goto bad_reg; |
|
| 165 |
} |
|
| 166 |
return s->sys_cfgctrl; |
|
| 167 |
case 0xa8: /* SYS_CFGSTAT */ |
|
| 168 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 169 |
goto bad_reg; |
|
| 170 |
} |
|
| 171 |
return s->sys_cfgstat; |
|
| 145 | 172 |
default: |
| 173 |
bad_reg: |
|
| 146 | 174 |
printf ("arm_sysctl_read: Bad register offset 0x%x\n", (int)offset);
|
| 147 | 175 |
return 0; |
| 148 | 176 |
} |
| ... | ... | |
| 190 | 218 |
s->nvflags &= ~val; |
| 191 | 219 |
break; |
| 192 | 220 |
case 0x40: /* RESETCTL */ |
| 221 |
if (board_id(s) == BOARD_ID_VEXPRESS) {
|
|
| 222 |
/* reserved: RAZ/WI */ |
|
| 223 |
break; |
|
| 224 |
} |
|
| 193 | 225 |
if (s->lockval == LOCK_VALUE) {
|
| 194 | 226 |
s->resetlevel = val; |
| 195 | 227 |
if (val & 0x100) |
| ... | ... | |
| 216 | 248 |
case 0x98: /* OSCRESET3 */ |
| 217 | 249 |
case 0x9c: /* OSCRESET4 */ |
| 218 | 250 |
break; |
| 251 |
case 0xa0: /* SYS_CFGDATA */ |
|
| 252 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 253 |
goto bad_reg; |
|
| 254 |
} |
|
| 255 |
s->sys_cfgdata = val; |
|
| 256 |
return; |
|
| 257 |
case 0xa4: /* SYS_CFGCTRL */ |
|
| 258 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 259 |
goto bad_reg; |
|
| 260 |
} |
|
| 261 |
s->sys_cfgctrl = val & ~(3 << 18); |
|
| 262 |
s->sys_cfgstat = 1; /* complete */ |
|
| 263 |
switch (s->sys_cfgctrl) {
|
|
| 264 |
case 0xc0800000: /* SYS_CFG_SHUTDOWN to motherboard */ |
|
| 265 |
qemu_system_shutdown_request(); |
|
| 266 |
break; |
|
| 267 |
case 0xc0900000: /* SYS_CFG_REBOOT to motherboard */ |
|
| 268 |
qemu_system_reset_request(); |
|
| 269 |
break; |
|
| 270 |
default: |
|
| 271 |
s->sys_cfgstat |= 2; /* error */ |
|
| 272 |
} |
|
| 273 |
return; |
|
| 274 |
case 0xa8: /* SYS_CFGSTAT */ |
|
| 275 |
if (board_id(s) != BOARD_ID_VEXPRESS) {
|
|
| 276 |
goto bad_reg; |
|
| 277 |
} |
|
| 278 |
s->sys_cfgstat = val & 3; |
|
| 279 |
return; |
|
| 219 | 280 |
default: |
| 281 |
bad_reg: |
|
| 220 | 282 |
printf ("arm_sysctl_write: Bad register offset 0x%x\n", (int)offset);
|
| 221 | 283 |
return; |
| 222 | 284 |
} |
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