* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include "hw.h"
+#include "sysbus.h"
#include "sh.h"
#include "pci.h"
+#include "pci_host.h"
#include "bswap.h"
+#include "exec-memory.h"
-typedef struct {
+typedef struct SHPCIState {
+ SysBusDevice busdev;
PCIBus *bus;
PCIDevice *dev;
+ qemu_irq irq[4];
+ MemoryRegion memconfig_p4;
+ MemoryRegion memconfig_a7;
+ MemoryRegion isa;
uint32_t par;
uint32_t mbr;
uint32_t iobr;
-} SHPCIC;
+} SHPCIState;
-static void sh_pci_reg_write (void *p, target_phys_addr_t addr, uint32_t val)
+static void sh_pci_reg_write (void *p, target_phys_addr_t addr, uint64_t val,
+ unsigned size)
{
- SHPCIC *pcic = p;
+ SHPCIState *pcic = p;
switch(addr) {
case 0 ... 0xfc:
cpu_to_le32w((uint32_t*)(pcic->dev->config + addr), val);
pcic->par = val;
break;
case 0x1c4:
- pcic->mbr = val;
+ pcic->mbr = val & 0xff000001;
break;
case 0x1c8:
- pcic->iobr = val;
+ if ((val & 0xfffc0000) != (pcic->iobr & 0xfffc0000)) {
+ memory_region_del_subregion(get_system_memory(), &pcic->isa);
+ pcic->iobr = val & 0xfffc0001;
+ memory_region_add_subregion(get_system_memory(),
+ pcic->iobr & 0xfffc0000, &pcic->isa);
+ }
break;
case 0x220:
pci_data_write(pcic->bus, pcic->par, val, 4);
}
}
-static uint32_t sh_pci_reg_read (void *p, target_phys_addr_t addr)
+static uint64_t sh_pci_reg_read (void *p, target_phys_addr_t addr,
+ unsigned size)
{
- SHPCIC *pcic = p;
+ SHPCIState *pcic = p;
switch(addr) {
case 0 ... 0xfc:
return le32_to_cpup((uint32_t*)(pcic->dev->config + addr));
case 0x1c0:
return pcic->par;
+ case 0x1c4:
+ return pcic->mbr;
+ case 0x1c8:
+ return pcic->iobr;
case 0x220:
return pci_data_read(pcic->bus, pcic->par, 4);
}
return 0;
}
-static void sh_pci_data_write (SHPCIC *pcic, target_phys_addr_t addr,
- uint32_t val, int size)
-{
- pci_data_write(pcic->bus, addr + pcic->mbr, val, size);
-}
-
-static uint32_t sh_pci_mem_read (SHPCIC *pcic, target_phys_addr_t addr,
- int size)
-{
- return pci_data_read(pcic->bus, addr + pcic->mbr, size);
-}
-
-static void sh_pci_writeb (void *p, target_phys_addr_t addr, uint32_t val)
-{
- sh_pci_data_write(p, addr, val, 1);
-}
-
-static void sh_pci_writew (void *p, target_phys_addr_t addr, uint32_t val)
-{
- sh_pci_data_write(p, addr, val, 2);
-}
-
-static void sh_pci_writel (void *p, target_phys_addr_t addr, uint32_t val)
-{
- sh_pci_data_write(p, addr, val, 4);
-}
+static const MemoryRegionOps sh_pci_reg_ops = {
+ .read = sh_pci_reg_read,
+ .write = sh_pci_reg_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
-static uint32_t sh_pci_readb (void *p, target_phys_addr_t addr)
+static int sh_pci_map_irq(PCIDevice *d, int irq_num)
{
- return sh_pci_mem_read(p, addr, 1);
+ return (d->devfn >> 3);
}
-static uint32_t sh_pci_readw (void *p, target_phys_addr_t addr)
+static void sh_pci_set_irq(void *opaque, int irq_num, int level)
{
- return sh_pci_mem_read(p, addr, 2);
-}
+ qemu_irq *pic = opaque;
-static uint32_t sh_pci_readl (void *p, target_phys_addr_t addr)
-{
- return sh_pci_mem_read(p, addr, 4);
+ qemu_set_irq(pic[irq_num], level);
}
-static int sh_pci_addr2port(SHPCIC *pcic, target_phys_addr_t addr)
+static void sh_pci_map(SysBusDevice *dev, target_phys_addr_t base)
{
- return addr + pcic->iobr;
-}
+ SHPCIState *s = FROM_SYSBUS(SHPCIState, dev);
-static void sh_pci_outb (void *p, target_phys_addr_t addr, uint32_t val)
-{
- cpu_outb(sh_pci_addr2port(p, addr), val);
+ memory_region_add_subregion(get_system_memory(),
+ P4ADDR(base),
+ &s->memconfig_p4);
+ memory_region_add_subregion(get_system_memory(),
+ A7ADDR(base),
+ &s->memconfig_a7);
+ s->iobr = 0xfe240000;
+ memory_region_add_subregion(get_system_memory(), s->iobr, &s->isa);
}
-static void sh_pci_outw (void *p, target_phys_addr_t addr, uint32_t val)
+static void sh_pci_unmap(SysBusDevice *dev, target_phys_addr_t base)
{
- cpu_outw(sh_pci_addr2port(p, addr), val);
-}
+ SHPCIState *s = FROM_SYSBUS(SHPCIState, dev);
-static void sh_pci_outl (void *p, target_phys_addr_t addr, uint32_t val)
-{
- cpu_outl(sh_pci_addr2port(p, addr), val);
+ memory_region_del_subregion(get_system_memory(), &s->memconfig_p4);
+ memory_region_del_subregion(get_system_memory(), &s->memconfig_a7);
+ memory_region_del_subregion(get_system_memory(), &s->isa);
}
-static uint32_t sh_pci_inb (void *p, target_phys_addr_t addr)
+static int sh_pci_init_device(SysBusDevice *dev)
{
- return cpu_inb(sh_pci_addr2port(p, addr));
-}
+ SHPCIState *s;
+ int i;
-static uint32_t sh_pci_inw (void *p, target_phys_addr_t addr)
-{
- return cpu_inw(sh_pci_addr2port(p, addr));
+ s = FROM_SYSBUS(SHPCIState, dev);
+ for (i = 0; i < 4; i++) {
+ sysbus_init_irq(dev, &s->irq[i]);
+ }
+ s->bus = pci_register_bus(&s->busdev.qdev, "pci",
+ sh_pci_set_irq, sh_pci_map_irq,
+ s->irq,
+ get_system_memory(),
+ get_system_io(),
+ PCI_DEVFN(0, 0), 4);
+ memory_region_init_io(&s->memconfig_p4, &sh_pci_reg_ops, s,
+ "sh_pci", 0x224);
+ memory_region_init_alias(&s->memconfig_a7, "sh_pci.2", &s->memconfig_p4,
+ 0, 0x224);
+ isa_mmio_setup(&s->isa, 0x40000);
+ sysbus_init_mmio_cb2(dev, sh_pci_map, sh_pci_unmap);
+ sysbus_init_mmio_region(dev, &s->memconfig_a7);
+ sysbus_init_mmio_region(dev, &s->isa);
+ s->dev = pci_create_simple(s->bus, PCI_DEVFN(0, 0), "sh_pci_host");
+ return 0;
}
-static uint32_t sh_pci_inl (void *p, target_phys_addr_t addr)
+static int sh_pci_host_init(PCIDevice *d)
{
- return cpu_inl(sh_pci_addr2port(p, addr));
+ pci_set_word(d->config + PCI_COMMAND, PCI_COMMAND_WAIT);
+ pci_set_word(d->config + PCI_STATUS, PCI_STATUS_CAP_LIST |
+ PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM);
+ return 0;
}
-typedef struct {
- CPUReadMemoryFunc * const r[3];
- CPUWriteMemoryFunc * const w[3];
-} MemOp;
-
-static MemOp sh_pci_reg = {
- { NULL, NULL, sh_pci_reg_read },
- { NULL, NULL, sh_pci_reg_write },
-};
-
-static MemOp sh_pci_mem = {
- { sh_pci_readb, sh_pci_readw, sh_pci_readl },
- { sh_pci_writeb, sh_pci_writew, sh_pci_writel },
-};
-
-static MemOp sh_pci_iop = {
- { sh_pci_inb, sh_pci_inw, sh_pci_inl },
- { sh_pci_outb, sh_pci_outw, sh_pci_outl },
+static PCIDeviceInfo sh_pci_host_info = {
+ .qdev.name = "sh_pci_host",
+ .qdev.size = sizeof(PCIDevice),
+ .init = sh_pci_host_init,
+ .vendor_id = PCI_VENDOR_ID_HITACHI,
+ .device_id = PCI_DEVICE_ID_HITACHI_SH7751R,
};
-PCIBus *sh_pci_register_bus(pci_set_irq_fn set_irq, pci_map_irq_fn map_irq,
- void *opaque, int devfn_min, int nirq)
+static void sh_pci_register_devices(void)
{
- SHPCIC *p;
- int mem, reg, iop;
-
- p = qemu_mallocz(sizeof(SHPCIC));
- p->bus = pci_register_bus(NULL, "pci",
- set_irq, map_irq, opaque, devfn_min, nirq);
-
- p->dev = pci_register_device(p->bus, "SH PCIC", sizeof(PCIDevice),
- -1, NULL, NULL);
- reg = cpu_register_io_memory(sh_pci_reg.r, sh_pci_reg.w, p);
- iop = cpu_register_io_memory(sh_pci_iop.r, sh_pci_iop.w, p);
- mem = cpu_register_io_memory(sh_pci_mem.r, sh_pci_mem.w, p);
- cpu_register_physical_memory(0x1e200000, 0x224, reg);
- cpu_register_physical_memory(0x1e240000, 0x40000, iop);
- cpu_register_physical_memory(0x1d000000, 0x1000000, mem);
- cpu_register_physical_memory(0xfe200000, 0x224, reg);
- cpu_register_physical_memory(0xfe240000, 0x40000, iop);
- cpu_register_physical_memory(0xfd000000, 0x1000000, mem);
-
- pci_config_set_vendor_id(p->dev->config, PCI_VENDOR_ID_HITACHI);
- pci_config_set_device_id(p->dev->config, PCI_DEVICE_ID_HITACHI_SH7751R);
- p->dev->config[0x04] = 0x80;
- p->dev->config[0x05] = 0x00;
- p->dev->config[0x06] = 0x90;
- p->dev->config[0x07] = 0x02;
-
- return p->bus;
+ sysbus_register_dev("sh_pci", sizeof(SHPCIState),
+ sh_pci_init_device);
+ pci_qdev_register(&sh_pci_host_info);
}
+
+device_init(sh_pci_register_devices)
projects / qemu.git / blobdiff