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PPC: e500: factor out mpic init code

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KVM in-kernel MPIC support is going to expand this even more,
so let's keep it contained.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Scott Wood 2013-04-15 13:19:33 +00:00 committed by Alexander Graf
parent 8935a442cd
commit 82fc73b65c
1 changed files with 34 additions and 22 deletions
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56
hw/ppc/e500.c
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@ -472,6 +472,38 @@ static void ppce500_cpu_reset(void *opaque)
mmubooke_create_initial_mapping(env);
}
static qemu_irq *ppce500_init_mpic(PPCE500Params *params, MemoryRegion *ccsr,
qemu_irq **irqs)
{
qemu_irq *mpic;
DeviceState *dev;
SysBusDevice *s;
int i, j, k;
mpic = g_new(qemu_irq, 256);
dev = qdev_create(NULL, "openpic");
qdev_prop_set_uint32(dev, "nb_cpus", smp_cpus);
qdev_prop_set_uint32(dev, "model", params->mpic_version);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
k = 0;
for (i = 0; i < smp_cpus; i++) {
for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
sysbus_connect_irq(s, k++, irqs[i][j]);
}
}
for (i = 0; i < 256; i++) {
mpic[i] = qdev_get_gpio_in(dev, i);
}
memory_region_add_subregion(ccsr, MPC8544_MPIC_REGS_OFFSET,
s->mmio[0].memory);
return mpic;
}
void ppce500_init(PPCE500Params *params)
{
MemoryRegion *address_space_mem = get_system_memory();
@ -487,7 +519,7 @@ void ppce500_init(PPCE500Params *params)
target_ulong initrd_base = 0;
target_long initrd_size = 0;
target_ulong cur_base = 0;
int i = 0, j, k;
int i;
unsigned int pci_irq_nrs[4] = {1, 2, 3, 4};
qemu_irq **irqs, *mpic;
DeviceState *dev;
@ -563,27 +595,7 @@ void ppce500_init(PPCE500Params *params)
memory_region_add_subregion(address_space_mem, MPC8544_CCSRBAR_BASE,
ccsr_addr_space);
/* MPIC */
mpic = g_new(qemu_irq, 256);
dev = qdev_create(NULL, "openpic");
qdev_prop_set_uint32(dev, "nb_cpus", smp_cpus);
qdev_prop_set_uint32(dev, "model", params->mpic_version);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
k = 0;
for (i = 0; i < smp_cpus; i++) {
for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
sysbus_connect_irq(s, k++, irqs[i][j]);
}
}
for (i = 0; i < 256; i++) {
mpic[i] = qdev_get_gpio_in(dev, i);
}
memory_region_add_subregion(ccsr_addr_space, MPC8544_MPIC_REGS_OFFSET,
s->mmio[0].memory);
mpic = ppce500_init_mpic(params, ccsr_addr_space, irqs);
/* Serial */
if (serial_hds[0]) {