diff options
Diffstat (limited to 'hw/pci-host')
| -rw-r--r-- | hw/pci-host/bonito.c | 23 | ||||
| -rw-r--r-- | hw/pci-host/piix.c | 8 |
2 files changed, 17 insertions, 14 deletions
diff --git a/hw/pci-host/bonito.c b/hw/pci-host/bonito.c index 4139a2c468..b477679434 100644 --- a/hw/pci-host/bonito.c +++ b/hw/pci-host/bonito.c @@ -180,8 +180,6 @@ #define PCI_ADDR(busno,devno,funno,regno) \ ((((busno)<<16)&0xff0000) + (((devno)<<11)&0xf800) + (((funno)<<8)&0x700) + (regno)) -#define TYPE_BONITO_PCI_HOST_BRIDGE "Bonito-pcihost" - typedef struct BonitoState BonitoState; typedef struct PCIBonitoState @@ -215,17 +213,20 @@ typedef struct PCIBonitoState } PCIBonitoState; -#define BONITO_PCI_HOST_BRIDGE(obj) \ - OBJECT_CHECK(BonitoState, (obj), TYPE_BONITO_PCI_HOST_BRIDGE) - struct BonitoState { PCIHostState parent_obj; - qemu_irq *pic; - PCIBonitoState *pci_dev; }; +#define TYPE_BONITO_PCI_HOST_BRIDGE "Bonito-pcihost" +#define BONITO_PCI_HOST_BRIDGE(obj) \ + OBJECT_CHECK(BonitoState, (obj), TYPE_BONITO_PCI_HOST_BRIDGE) + +#define TYPE_PCI_BONITO "Bonito" +#define PCI_BONITO(obj) \ + OBJECT_CHECK(PCIBonitoState, (obj), TYPE_PCI_BONITO) + static void bonito_writel(void *opaque, hwaddr addr, uint64_t val, unsigned size) { @@ -723,7 +724,7 @@ static int bonito_pcihost_initfn(SysBusDevice *dev) static void bonito_realize(PCIDevice *dev, Error **errp) { - PCIBonitoState *s = DO_UPCAST(PCIBonitoState, dev, dev); + PCIBonitoState *s = PCI_BONITO(dev); SysBusDevice *sysbus = SYS_BUS_DEVICE(s->pcihost); PCIHostState *phb = PCI_HOST_BRIDGE(s->pcihost); @@ -799,8 +800,8 @@ PCIBus *bonito_init(qemu_irq *pic) qdev_init_nofail(dev); /* set the pcihost pointer before bonito_initfn is called */ - d = pci_create(phb->bus, PCI_DEVFN(0, 0), "Bonito"); - s = DO_UPCAST(PCIBonitoState, dev, d); + d = pci_create(phb->bus, PCI_DEVFN(0, 0), TYPE_PCI_BONITO); + s = PCI_BONITO(d); s->pcihost = pcihost; pcihost->pci_dev = s; qdev_init_nofail(DEVICE(d)); @@ -828,7 +829,7 @@ static void bonito_class_init(ObjectClass *klass, void *data) } static const TypeInfo bonito_info = { - .name = "Bonito", + .name = TYPE_PCI_BONITO, .parent = TYPE_PCI_DEVICE, .instance_size = sizeof(PCIBonitoState), .class_init = bonito_class_init, diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c index 715208b22a..924f0fa82b 100644 --- a/hw/pci-host/piix.c +++ b/hw/pci-host/piix.c @@ -761,7 +761,7 @@ static const IGDHostInfo igd_host_bridge_infos[] = { {0xa8, 4}, /* SNB: base of GTT stolen memory */ }; -static int host_pci_config_read(int pos, int len, uint32_t val) +static int host_pci_config_read(int pos, int len, uint32_t *val) { char path[PATH_MAX]; int config_fd; @@ -784,12 +784,14 @@ static int host_pci_config_read(int pos, int len, uint32_t val) ret = -errno; goto out; } + do { - rc = read(config_fd, (uint8_t *)&val, len); + rc = read(config_fd, (uint8_t *)val, len); } while (rc < 0 && (errno == EINTR || errno == EAGAIN)); if (rc != len) { ret = -errno; } + out: close(config_fd); return ret; @@ -805,7 +807,7 @@ static int igd_pt_i440fx_initfn(struct PCIDevice *pci_dev) for (i = 0; i < num; i++) { pos = igd_host_bridge_infos[i].offset; len = igd_host_bridge_infos[i].len; - rc = host_pci_config_read(pos, len, val); + rc = host_pci_config_read(pos, len, &val); if (rc) { return -ENODEV; } |