Activate uninorth AGP bridge

Linux tries to poke the AGP bridge port and is pretty sad when it can't,
so let's activate the old code again and throw out the bit modifications,
as we don't really do anything with the values anyways.

Signed-off-by: Alexander Graf <alex@csgraf.de>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6750 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2009-03-07 20:53:18 +00:00
parent bf14b1cef1
commit 783a20dcb5

View File

@ -92,31 +92,20 @@ static CPUReadMemoryFunc *pci_unin_main_read[] = {
&pci_host_data_readl,
};
#if 0
static void pci_unin_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
{
UNINState *s = opaque;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
s->config_reg = 0x80000000 | (val & ~0x00000001);
s->config_reg = val;
}
static uint32_t pci_unin_config_readl (void *opaque,
target_phys_addr_t addr)
{
UNINState *s = opaque;
uint32_t val;
val = (s->config_reg | 0x00000001) & ~0x80000000;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
return val;
return s->config_reg;
}
static CPUWriteMemoryFunc *pci_unin_config_write[] = {
@ -131,6 +120,7 @@ static CPUReadMemoryFunc *pci_unin_config_read[] = {
&pci_unin_config_readl,
};
#if 0
static CPUWriteMemoryFunc *pci_unin_write[] = {
&pci_host_pci_writeb,
&pci_host_pci_writew,
@ -233,18 +223,17 @@ PCIBus *pci_pmac_init(qemu_irq *pic)
d->config[0x27] = 0x7F;
// d->config[0x34] = 0xdc // capabilities_pointer
#endif
#if 0 // XXX: not needed for now
/* Uninorth AGP bus */
s = &pci_bridge[1];
pci_mem_config = cpu_register_io_memory(0, pci_unin_config_read,
pci_unin_config_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_read,
pci_unin_write, s);
pci_mem_data = cpu_register_io_memory(0, pci_unin_main_read,
pci_unin_main_write, s);
cpu_register_physical_memory(0xf0800000, 0x1000, pci_mem_config);
cpu_register_physical_memory(0xf0c00000, 0x1000, pci_mem_data);
d = pci_register_device("Uni-north AGP", sizeof(PCIDevice), 0, 11 << 3,
NULL, NULL);
d = pci_register_device(s->bus, "Uni-north AGP", sizeof(PCIDevice),
11 << 3, NULL, NULL);
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_AGP);
d->config[0x08] = 0x00; // revision
@ -253,7 +242,6 @@ PCIBus *pci_pmac_init(qemu_irq *pic)
d->config[0x0D] = 0x10; // latency_timer
d->config[0x0E] = 0x00; // header_type
// d->config[0x34] = 0x80; // capabilities_pointer
#endif
#if 0 // XXX: not needed for now
/* Uninorth internal bus */