Both OpenBSD and FreeBSD SPARC64 attempt to read the interrupt map from the hardware and will fail if the correct ino isn't present.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk> --- hw/pci-host/apb.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/hw/pci-host/apb.c b/hw/pci-host/apb.c index 3b7fb13..d2c5c14 100644 --- a/hw/pci-host/apb.c +++ b/hw/pci-host/apb.c @@ -147,6 +147,7 @@ typedef struct APBState { IOMMUState iommu; uint32_t pci_control[16]; uint32_t pci_irq_map[8]; + uint32_t pci_err_irq_map[4]; uint32_t obio_irq_map[32]; qemu_irq *pbm_irqs; qemu_irq *ivec_irqs; @@ -441,7 +442,7 @@ static void apb_config_writel (void *opaque, hwaddr addr, pbm_check_irqs(s); } break; - case 0x1000 ... 0x1080: /* OBIO interrupt control */ + case 0x1000 ... 0x107f: /* OBIO interrupt control */ if (addr & 4) { unsigned int ino = ((addr & 0xff) >> 3); s->obio_irq_map[ino] &= PBM_PCI_IMR_MASK; @@ -519,13 +520,20 @@ static uint64_t apb_config_readl (void *opaque, val = 0; } break; - case 0x1000 ... 0x1080: /* OBIO interrupt control */ + case 0x1000 ... 0x107f: /* OBIO interrupt control */ if (addr & 4) { val = s->obio_irq_map[(addr & 0xff) >> 3]; } else { val = 0; } break; + case 0x1080 ... 0x108f: /* PCI bus error */ + if (addr & 4) { + val = s->pci_err_irq_map[(addr & 0xf) >> 3]; + } else { + val = 0; + } + break; case 0x2000 ... 0x202f: /* PCI control */ val = s->pci_control[(addr & 0x3f) >> 2]; break; @@ -763,6 +771,9 @@ static int pci_pbm_init_device(SysBusDevice *dev) for (i = 0; i < 8; i++) { s->pci_irq_map[i] = (0x1f << 6) | (i << 2); } + for (i = 0; i < 2; i++) { + s->pci_err_irq_map[i] = (0x1f << 6) | 0x30; + } for (i = 0; i < 32; i++) { s->obio_irq_map[i] = ((0x1f << 6) | 0x20) + i; } -- 1.7.10.4