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PPC: convert Grackle to qdev 

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-07-31 20:23:02 +00:00
parent c05ac895cb
commit 426f17bb0b
1 changed files with 87 additions and 21 deletions
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108
hw/grackle_pci.c
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@ -23,7 +23,7 @@
* THE SOFTWARE.
*/
#include "hw.h"
#include "sysbus.h"
#include "ppc_mac.h"
#include "pci.h"
@ -40,7 +40,10 @@
typedef target_phys_addr_t pci_addr_t;
#include "pci_host.h"
typedef PCIHostState GrackleState;
typedef struct GrackleState {
SysBusDevice busdev;
PCIHostState host_state;
} GrackleState;
static void pci_grackle_config_writel (void *opaque, target_phys_addr_t addr,
uint32_t val)
@ -52,7 +55,7 @@ static void pci_grackle_config_writel (void *opaque, target_phys_addr_t addr,
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
s->config_reg = val;
s->host_state.config_reg = val;
}
static uint32_t pci_grackle_config_readl (void *opaque, target_phys_addr_t addr)
@ -60,7 +63,7 @@ static uint32_t pci_grackle_config_readl (void *opaque, target_phys_addr_t addr)
GrackleState *s = opaque;
uint32_t val;
val = s->config_reg;
val = s->host_state.config_reg;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
@ -127,32 +130,77 @@ static void pci_grackle_reset(void *opaque)
}
PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic)
{
DeviceState *dev;
SysBusDevice *s;
GrackleState *d;
dev = qdev_create(NULL, "grackle");
qdev_init(dev);
s = sysbus_from_qdev(dev);
d = FROM_SYSBUS(GrackleState, s);
d->host_state.bus = pci_register_bus(NULL, "pci",
pci_grackle_set_irq,
pci_grackle_map_irq,
pic, 0, 4);
pci_create_simple(d->host_state.bus, 0, "grackle");
sysbus_mmio_map(s, 0, base);
sysbus_mmio_map(s, 1, base + 0x00200000);
return d->host_state.bus;
}
static void pci_grackle_init_device(SysBusDevice *dev)
{
GrackleState *s;
PCIDevice *d;
int pci_mem_config, pci_mem_data;
s = qemu_mallocz(sizeof(GrackleState));
s->bus = pci_register_bus(NULL, "pci",
pci_grackle_set_irq, pci_grackle_map_irq,
pic, 0, 4);
s = FROM_SYSBUS(GrackleState, dev);
pci_mem_config = cpu_register_io_memory(pci_grackle_config_read,
pci_grackle_config_write, s);
pci_mem_data = cpu_register_io_memory(pci_grackle_read,
pci_grackle_write, s);
cpu_register_physical_memory(base, 0x1000, pci_mem_config);
cpu_register_physical_memory(base + 0x00200000, 0x1000, pci_mem_data);
d = pci_register_device(s->bus, "Grackle host bridge", sizeof(PCIDevice),
0, NULL, NULL);
pci_grackle_write,
&s->host_state);
sysbus_init_mmio(dev, 0x1000, pci_mem_config);
sysbus_init_mmio(dev, 0x1000, pci_mem_data);
register_savevm("grackle", 0, 1, pci_grackle_save, pci_grackle_load,
&s->host_state);
qemu_register_reset(pci_grackle_reset, &s->host_state);
pci_grackle_reset(&s->host_state);
}
static void pci_dec_21154_init_device(SysBusDevice *dev)
{
GrackleState *s;
int pci_mem_config, pci_mem_data;
s = FROM_SYSBUS(GrackleState, dev);
pci_mem_config = cpu_register_io_memory(pci_grackle_config_read,
pci_grackle_config_write, s);
pci_mem_data = cpu_register_io_memory(pci_grackle_read,
pci_grackle_write,
&s->host_state);
sysbus_init_mmio(dev, 0x1000, pci_mem_config);
sysbus_init_mmio(dev, 0x1000, pci_mem_data);
}
static void grackle_pci_host_init(PCIDevice *d)
{
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_MOTOROLA);
pci_config_set_device_id(d->config, PCI_DEVICE_ID_MOTOROLA_MPC106);
d->config[0x08] = 0x00; // revision
d->config[0x09] = 0x01;
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
}
#if 0
static void dec_21154_pci_host_init(PCIDevice *d)
{
/* PCI2PCI bridge same values as PearPC - check this */
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_DEC);
pci_config_set_device_id(d->config, PCI_DEVICE_ID_DEC_21154);
@ -175,10 +223,28 @@ PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic)
d->config[0x25] = 0x84;
d->config[0x26] = 0x00; // prefetchable_memory_limit
d->config[0x27] = 0x85;
#endif
register_savevm("grackle", 0, 1, pci_grackle_save, pci_grackle_load, d);
qemu_register_reset(pci_grackle_reset, d);
pci_grackle_reset(d);
return s->bus;
}
static PCIDeviceInfo grackle_pci_host_info = {
.qdev.name = "grackle",
.qdev.size = sizeof(PCIDevice),
.init = grackle_pci_host_init,
};
static PCIDeviceInfo dec_21154_pci_host_info = {
.qdev.name = "DEC 21154",
.qdev.size = sizeof(PCIDevice),
.init = dec_21154_pci_host_init,
};
static void grackle_register_devices(void)
{
sysbus_register_dev("grackle", sizeof(GrackleState),
pci_grackle_init_device);
pci_qdev_register(&grackle_pci_host_info);
sysbus_register_dev("DEC 21154", sizeof(GrackleState),
pci_dec_21154_init_device);
pci_qdev_register(&dec_21154_pci_host_info);
}
device_init(grackle_register_devices)