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openpic: move gcr write into a function 

The GCR register contains too much functionality to be covered inside
of the register switch statement. Move it out into a separate function.

Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2013-01-07 20:13:52 +01:00
parent ddc01bf16e
commit 7f11573b9f
1 changed files with 22 additions and 17 deletions
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39
hw/openpic.c
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@ -644,6 +644,27 @@ static inline void write_IRQreg_ivpr(OpenPICState *opp, int n_IRQ, uint32_t val)
opp->src[n_IRQ].ivpr);
}
static void openpic_gcr_write(OpenPICState *opp, uint64_t val)
{
if (val & GCR_RESET) {
openpic_reset(&opp->busdev.qdev);
} else if (opp->mpic_mode_mask) {
CPUArchState *env;
int mpic_proxy = 0;
opp->gcr &= ~opp->mpic_mode_mask;
opp->gcr |= val & opp->mpic_mode_mask;
/* Set external proxy mode */
if ((val & opp->mpic_mode_mask) == GCR_MODE_PROXY) {
mpic_proxy = 1;
}
for (env = first_cpu; env != NULL; env = env->next_cpu) {
env->mpic_proxy = mpic_proxy;
}
}
}
static void openpic_gbl_write(void *opaque, hwaddr addr, uint64_t val,
unsigned len)
{
@ -672,23 +693,7 @@ static void openpic_gbl_write(void *opaque, hwaddr addr, uint64_t val,
case 0x1000: /* FRR */
break;
case 0x1020: /* GCR */
if (val & GCR_RESET) {
openpic_reset(&opp->busdev.qdev);
} else if (opp->mpic_mode_mask) {
CPUArchState *env;
int mpic_proxy = 0;
opp->gcr &= ~opp->mpic_mode_mask;
opp->gcr |= val & opp->mpic_mode_mask;
/* Set external proxy mode */
if ((val & opp->mpic_mode_mask) == GCR_MODE_PROXY) {
mpic_proxy = 1;
}
for (env = first_cpu; env != NULL; env = env->next_cpu) {
env->mpic_proxy = mpic_proxy;
}
}
openpic_gcr_write(opp, val);
break;
case 0x1080: /* VIR */
break;