#include "sysbus.h"
#include "ppc_mac.h"
#include "pci.h"
+#include "pci_host.h"
/* debug Grackle */
//#define DEBUG_GRACKLE
#define GRACKLE_DPRINTF(fmt, ...)
#endif
-typedef target_phys_addr_t pci_addr_t;
-#include "pci_host.h"
-
typedef struct GrackleState {
SysBusDevice busdev;
PCIHostState host_state;
+ MemoryRegion pci_mmio;
+ MemoryRegion pci_hole;
} GrackleState;
-static void pci_grackle_config_writel (void *opaque, target_phys_addr_t addr,
- uint32_t val)
-{
- GrackleState *s = opaque;
-
- GRACKLE_DPRINTF("config_writel addr " TARGET_FMT_plx " val %x\n", addr,
- val);
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
- s->host_state.config_reg = val;
-}
-
-static uint32_t pci_grackle_config_readl (void *opaque, target_phys_addr_t addr)
-{
- GrackleState *s = opaque;
- uint32_t val;
-
- val = s->host_state.config_reg;
-#ifdef TARGET_WORDS_BIGENDIAN
- val = bswap32(val);
-#endif
- GRACKLE_DPRINTF("config_readl addr " TARGET_FMT_plx " val %x\n", addr,
- val);
- return val;
-}
-
-static CPUWriteMemoryFunc * const pci_grackle_config_write[] = {
- &pci_grackle_config_writel,
- &pci_grackle_config_writel,
- &pci_grackle_config_writel,
-};
-
-static CPUReadMemoryFunc * const pci_grackle_config_read[] = {
- &pci_grackle_config_readl,
- &pci_grackle_config_readl,
- &pci_grackle_config_readl,
-};
-
-static CPUWriteMemoryFunc * const pci_grackle_write[] = {
- &pci_host_data_writeb,
- &pci_host_data_writew,
- &pci_host_data_writel,
-};
-
-static CPUReadMemoryFunc * const pci_grackle_read[] = {
- &pci_host_data_readb,
- &pci_host_data_readw,
- &pci_host_data_readl,
-};
-
/* Don't know if this matches real hardware, but it agrees with OHW. */
static int pci_grackle_map_irq(PCIDevice *pci_dev, int irq_num)
{
return (irq_num + (pci_dev->devfn >> 3)) & 3;
}
-static void pci_grackle_set_irq(qemu_irq *pic, int irq_num, int level)
+static void pci_grackle_set_irq(void *opaque, int irq_num, int level)
{
+ qemu_irq *pic = opaque;
+
GRACKLE_DPRINTF("set_irq num %d level %d\n", irq_num, level);
qemu_set_irq(pic[irq_num + 0x15], level);
}
-static void pci_grackle_save(QEMUFile* f, void *opaque)
-{
- PCIDevice *d = opaque;
-
- pci_device_save(d, f);
-}
-
-static int pci_grackle_load(QEMUFile* f, void *opaque, int version_id)
-{
- PCIDevice *d = opaque;
-
- if (version_id != 1)
- return -EINVAL;
-
- return pci_device_load(d, f);
-}
-
static void pci_grackle_reset(void *opaque)
{
}
-PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic)
+PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
+ MemoryRegion *address_space_mem,
+ MemoryRegion *address_space_io)
{
DeviceState *dev;
SysBusDevice *s;
GrackleState *d;
dev = qdev_create(NULL, "grackle");
- qdev_init(dev);
+ qdev_init_nofail(dev);
s = sysbus_from_qdev(dev);
d = FROM_SYSBUS(GrackleState, s);
- d->host_state.bus = pci_register_bus(NULL, "pci",
+
+ memory_region_init(&d->pci_mmio, "pci-mmio", 0x100000000ULL);
+ memory_region_init_alias(&d->pci_hole, "pci-hole", &d->pci_mmio,
+ 0x80000000ULL, 0x7e000000ULL);
+ memory_region_add_subregion(address_space_mem, 0x80000000ULL,
+ &d->pci_hole);
+
+ d->host_state.bus = pci_register_bus(&d->busdev.qdev, "pci",
pci_grackle_set_irq,
pci_grackle_map_irq,
- pic, 0, 4);
+ pic,
+ &d->pci_mmio,
+ address_space_io,
+ 0, 4);
pci_create_simple(d->host_state.bus, 0, "grackle");
static int pci_grackle_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);
+ memory_region_init_io(&s->host_state.conf_mem, &pci_host_conf_le_ops,
+ &s->host_state, "pci-conf-idx", 0x1000);
+ memory_region_init_io(&s->host_state.data_mem, &pci_host_data_le_ops,
+ &s->host_state, "pci-data-idx", 0x1000);
+ sysbus_init_mmio_region(dev, &s->host_state.conf_mem);
+ sysbus_init_mmio_region(dev, &s->host_state.data_mem);
- 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);
- return 0;
-}
-
-static int 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);
return 0;
}
static int 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
- return 0;
-}
-
-static int 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);
- d->config[0x08] = 0x02; // revision
- pci_config_set_class(d->config, PCI_CLASS_BRIDGE_PCI);
- d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_BRIDGE; // header_type
-
- d->config[0x18] = 0x0; // primary_bus
- d->config[0x19] = 0x1; // secondary_bus
- d->config[0x1a] = 0x1; // subordinate_bus
- d->config[0x1c] = 0x10; // io_base
- d->config[0x1d] = 0x20; // io_limit
-
- d->config[0x20] = 0x80; // memory_base
- d->config[0x21] = 0x80;
- d->config[0x22] = 0x90; // memory_limit
- d->config[0x23] = 0x80;
-
- d->config[0x24] = 0x00; // prefetchable_memory_base
- d->config[0x25] = 0x84;
- d->config[0x26] = 0x00; // prefetchable_memory_limit
- d->config[0x27] = 0x85;
return 0;
}
.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,
+ .vendor_id = PCI_VENDOR_ID_MOTOROLA,
+ .device_id = PCI_DEVICE_ID_MOTOROLA_MPC106,
+ .revision = 0x00,
+ .class_id = PCI_CLASS_BRIDGE_HOST,
};
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)
projects / qemu.git / blobdiff