haraldwolff/qemu-patch-raspberry4
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Move smm_enabled and isa_memory_mappings to PCII440FXState

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-08-28 15:28:16 +02:00 committed by Anthony Liguori
parent 0a3bacf34c
commit 6c009fa446
1 changed files with 10 additions and 10 deletions
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20
hw/piix_pci.c
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@ -35,6 +35,8 @@ typedef PCIHostState I440FXState;
struct PCII440FXState {
PCIDevice dev;
target_phys_addr_t isa_page_descs[384 / 4];
uint8_t smm_enabled;
};
static void i440fx_addr_writel(void* opaque, uint32_t addr, uint32_t val)
@ -61,8 +63,6 @@ static int pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num)
return (irq_num + slot_addend) & 3;
}
static target_phys_addr_t isa_page_descs[384 / 4];
static uint8_t smm_enabled;
static int pci_irq_levels[4];
static void update_pam(PCII440FXState *d, uint32_t start, uint32_t end, int r)
@ -86,7 +86,7 @@ static void update_pam(PCII440FXState *d, uint32_t start, uint32_t end, int r)
/* XXX: should distinguish read/write cases */
for(addr = start; addr < end; addr += 4096) {
cpu_register_physical_memory(addr, 4096,
isa_page_descs[(addr - 0xa0000) >> 12]);
d->isa_page_descs[(addr - 0xa0000) >> 12]);
}
break;
}
@ -103,12 +103,12 @@ static void i440fx_update_memory_mappings(PCII440FXState *d)
update_pam(d, 0xc0000 + 0x4000 * i, 0xc0000 + 0x4000 * (i + 1), r);
}
smram = d->dev.config[0x72];
if ((smm_enabled && (smram & 0x08)) || (smram & 0x40)) {
if ((d->smm_enabled && (smram & 0x08)) || (smram & 0x40)) {
cpu_register_physical_memory(0xa0000, 0x20000, 0xa0000);
} else {
for(addr = 0xa0000; addr < 0xc0000; addr += 4096) {
cpu_register_physical_memory(addr, 4096,
isa_page_descs[(addr - 0xa0000) >> 12]);
d->isa_page_descs[(addr - 0xa0000) >> 12]);
}
}
}
@ -116,8 +116,8 @@ static void i440fx_update_memory_mappings(PCII440FXState *d)
void i440fx_set_smm(PCII440FXState *d, int val)
{
val = (val != 0);
if (smm_enabled != val) {
smm_enabled = val;
if (d->smm_enabled != val) {
d->smm_enabled = val;
i440fx_update_memory_mappings(d);
}
}
@ -130,7 +130,7 @@ void i440fx_init_memory_mappings(PCII440FXState *d)
{
int i;
for(i = 0; i < 96; i++) {
isa_page_descs[i] = cpu_get_physical_page_desc(0xa0000 + i * 0x1000);
d->isa_page_descs[i] = cpu_get_physical_page_desc(0xa0000 + i * 0x1000);
}
}
@ -151,7 +151,7 @@ static void i440fx_save(QEMUFile* f, void *opaque)
int i;
pci_device_save(&d->dev, f);
qemu_put_8s(f, &smm_enabled);
qemu_put_8s(f, &d->smm_enabled);
for (i = 0; i < 4; i++)
qemu_put_be32(f, pci_irq_levels[i]);
@ -168,7 +168,7 @@ static int i440fx_load(QEMUFile* f, void *opaque, int version_id)
if (ret < 0)
return ret;
i440fx_update_memory_mappings(d);
qemu_get_8s(f, &smm_enabled);
qemu_get_8s(f, &d->smm_enabled);
if (version_id >= 2)
for (i = 0; i < 4; i++)