diff options
author | Fathi Boudra <fathi.boudra@linaro.org> | 2012-09-15 09:43:51 +0300 |
---|---|---|
committer | Fathi Boudra <fathi.boudra@linaro.org> | 2012-12-25 16:58:47 +0200 |
commit | f77d2c3c841d1990d10ab147b770bf5673dbfacc (patch) | |
tree | 24ad479e52a07b73625a5fe6d9d350b2c97be0db /hw/gt64xxx.c | |
parent | 111465fea3aa2452c34a609bdc4318d9a7667bb7 (diff) | |
parent | dd55a01d2af35f5e9dabb2b745770afd008c9e24 (diff) |
Imported Debian patch 1.2.0-2012.09-0ubuntu1~linaro1debian/1.2.0-2012.09-0ubuntu1_linaro1
Diffstat (limited to 'hw/gt64xxx.c')
-rw-r--r-- | hw/gt64xxx.c | 67 |
1 files changed, 39 insertions, 28 deletions
diff --git a/hw/gt64xxx.c b/hw/gt64xxx.c index a2d0e5a..e95e664 100644 --- a/hw/gt64xxx.c +++ b/hw/gt64xxx.c @@ -229,9 +229,14 @@ target_phys_addr_t regname ##_length; \ MemoryRegion regname ##_mem +#define TYPE_GT64120_PCI_HOST_BRIDGE "gt64120" + +#define GT64120_PCI_HOST_BRIDGE(obj) \ + OBJECT_CHECK(GT64120State, (obj), TYPE_GT64120_PCI_HOST_BRIDGE) + typedef struct GT64120State { - SysBusDevice busdev; - PCIHostState pci; + PCIHostState parent_obj; + uint32_t regs[GT_REGS]; PCI_MAPPING_ENTRY(PCI0IO); PCI_MAPPING_ENTRY(ISD); @@ -310,6 +315,7 @@ static void gt64120_writel (void *opaque, target_phys_addr_t addr, uint64_t val, unsigned size) { GT64120State *s = opaque; + PCIHostState *phb = PCI_HOST_BRIDGE(s); uint32_t saddr; if (!(s->regs[GT_CPU] & 0x00001000)) @@ -530,13 +536,15 @@ static void gt64120_writel (void *opaque, target_phys_addr_t addr, /* not implemented */ break; case GT_PCI0_CFGADDR: - s->pci.config_reg = val & 0x80fffffc; + phb->config_reg = val & 0x80fffffc; break; case GT_PCI0_CFGDATA: - if (!(s->regs[GT_PCI0_CMD] & 1) && (s->pci.config_reg & 0x00fff800)) + if (!(s->regs[GT_PCI0_CMD] & 1) && (phb->config_reg & 0x00fff800)) { val = bswap32(val); - if (s->pci.config_reg & (1u << 31)) - pci_data_write(s->pci.bus, s->pci.config_reg, val, 4); + } + if (phb->config_reg & (1u << 31)) { + pci_data_write(phb->bus, phb->config_reg, val, 4); + } break; /* Interrupts */ @@ -589,6 +597,7 @@ static uint64_t gt64120_readl (void *opaque, target_phys_addr_t addr, unsigned size) { GT64120State *s = opaque; + PCIHostState *phb = PCI_HOST_BRIDGE(s); uint32_t val; uint32_t saddr; @@ -770,15 +779,17 @@ static uint64_t gt64120_readl (void *opaque, /* PCI Internal */ case GT_PCI0_CFGADDR: - val = s->pci.config_reg; + val = phb->config_reg; break; case GT_PCI0_CFGDATA: - if (!(s->pci.config_reg & (1 << 31))) + if (!(phb->config_reg & (1 << 31))) { val = 0xffffffff; - else - val = pci_data_read(s->pci.bus, s->pci.config_reg, 4); - if (!(s->regs[GT_PCI0_CMD] & 1) && (s->pci.config_reg & 0x00fff800)) + } else { + val = pci_data_read(phb->bus, phb->config_reg, 4); + } + if (!(s->regs[GT_PCI0_CMD] & 1) && (phb->config_reg & 0x00fff800)) { val = bswap32(val); + } break; case GT_PCI0_CMD: @@ -1083,31 +1094,31 @@ static void gt64120_reset(void *opaque) PCIBus *gt64120_register(qemu_irq *pic) { - SysBusDevice *s; GT64120State *d; + PCIHostState *phb; DeviceState *dev; - dev = qdev_create(NULL, "gt64120"); + dev = qdev_create(NULL, TYPE_GT64120_PCI_HOST_BRIDGE); qdev_init_nofail(dev); - s = sysbus_from_qdev(dev); - d = FROM_SYSBUS(GT64120State, s); - d->pci.bus = pci_register_bus(&d->busdev.qdev, "pci", - gt64120_pci_set_irq, gt64120_pci_map_irq, - pic, - get_system_memory(), - get_system_io(), - PCI_DEVFN(18, 0), 4); + d = GT64120_PCI_HOST_BRIDGE(dev); + phb = PCI_HOST_BRIDGE(dev); + phb->bus = pci_register_bus(dev, "pci", + gt64120_pci_set_irq, gt64120_pci_map_irq, + pic, + get_system_memory(), + get_system_io(), + PCI_DEVFN(18, 0), 4); memory_region_init_io(&d->ISD_mem, &isd_mem_ops, d, "isd-mem", 0x1000); - pci_create_simple(d->pci.bus, PCI_DEVFN(0, 0), "gt64120_pci"); - return d->pci.bus; + pci_create_simple(phb->bus, PCI_DEVFN(0, 0), "gt64120_pci"); + return phb->bus; } static int gt64120_init(SysBusDevice *dev) { GT64120State *s; - s = FROM_SYSBUS(GT64120State, dev); + s = GT64120_PCI_HOST_BRIDGE(dev); /* FIXME: This value is computed from registers during reset, but some devices (e.g. VGA card) need to know it when they are registered. @@ -1147,7 +1158,7 @@ static void gt64120_pci_class_init(ObjectClass *klass, void *data) k->class_id = PCI_CLASS_BRIDGE_HOST; } -static TypeInfo gt64120_pci_info = { +static const TypeInfo gt64120_pci_info = { .name = "gt64120_pci", .parent = TYPE_PCI_DEVICE, .instance_size = sizeof(PCIDevice), @@ -1161,9 +1172,9 @@ static void gt64120_class_init(ObjectClass *klass, void *data) sdc->init = gt64120_init; } -static TypeInfo gt64120_info = { - .name = "gt64120", - .parent = TYPE_SYS_BUS_DEVICE, +static const TypeInfo gt64120_info = { + .name = TYPE_GT64120_PCI_HOST_BRIDGE, + .parent = TYPE_PCI_HOST_BRIDGE, .instance_size = sizeof(GT64120State), .class_init = gt64120_class_init, }; |