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hw/pl061.c: Support GPIOAMSEL register 

Support the GPIOAMSEL register found on some Stellaris boards.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2011-08-03 23:04:49 +01:00
parent a35faa94c8
commit b3aaff11ec
1 changed files with 8 additions and 1 deletions
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9
hw/pl061.c
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@ -50,6 +50,7 @@ typedef struct {
uint32_t den; uint32_t den;
uint32_t cr; uint32_t cr;
uint32_t float_high; uint32_t float_high;
uint32_t amsel;
qemu_irq irq; qemu_irq irq;
qemu_irq out[8]; qemu_irq out[8];
const unsigned char *id; const unsigned char *id;
@ -57,7 +58,7 @@ typedef struct {
static const VMStateDescription vmstate_pl061 = { static const VMStateDescription vmstate_pl061 = {
.name = "pl061", .name = "pl061",
.version_id = 1, .version_id = 2,
.minimum_version_id = 1, .minimum_version_id = 1,
.fields = (VMStateField[]) { .fields = (VMStateField[]) {
VMSTATE_UINT32(locked, pl061_state), VMSTATE_UINT32(locked, pl061_state),
@ -80,6 +81,7 @@ static const VMStateDescription vmstate_pl061 = {
VMSTATE_UINT32(den, pl061_state), VMSTATE_UINT32(den, pl061_state),
VMSTATE_UINT32(cr, pl061_state), VMSTATE_UINT32(cr, pl061_state),
VMSTATE_UINT32(float_high, pl061_state), VMSTATE_UINT32(float_high, pl061_state),
VMSTATE_UINT32_V(amsel, pl061_state, 2),
VMSTATE_END_OF_LIST() VMSTATE_END_OF_LIST()
} }
}; };
@ -157,6 +159,8 @@ static uint32_t pl061_read(void *opaque, target_phys_addr_t offset)
return s->locked; return s->locked;
case 0x524: /* Commit */ case 0x524: /* Commit */
return s->cr; return s->cr;
case 0x528: /* Analog mode select */
return s->amsel;
default: default:
hw_error("pl061_read: Bad offset %x\n", (int)offset); hw_error("pl061_read: Bad offset %x\n", (int)offset);
return 0; return 0;
@ -229,6 +233,9 @@ static void pl061_write(void *opaque, target_phys_addr_t offset,
if (!s->locked) if (!s->locked)
s->cr = value & 0xff; s->cr = value & 0xff;
break; break;
case 0x528:
s->amsel = value & 0xff;
break;
default: default:
hw_error("pl061_write: Bad offset %x\n", (int)offset); hw_error("pl061_write: Bad offset %x\n", (int)offset);
} }