diff options
Diffstat (limited to 'arch/sparc64/kernel/pci_sabre.c')
| -rw-r--r-- | arch/sparc64/kernel/pci_sabre.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c index 4589185..94bb681 100644 --- a/arch/sparc64/kernel/pci_sabre.c +++ b/arch/sparc64/kernel/pci_sabre.c @@ -574,7 +574,7 @@ static void sabre_check_iommu_error(struct pci_controller_info *p, spin_unlock_irqrestore(&iommu->lock, flags); } -static irqreturn_t sabre_ue_intr(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t sabre_ue_intr(int irq, void *dev_id) { struct pci_controller_info *p = dev_id; unsigned long afsr_reg = p->pbm_A.controller_regs + SABRE_UE_AFSR; @@ -634,7 +634,7 @@ static irqreturn_t sabre_ue_intr(int irq, void *dev_id, struct pt_regs *regs) return IRQ_HANDLED; } -static irqreturn_t sabre_ce_intr(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t sabre_ce_intr(int irq, void *dev_id) { struct pci_controller_info *p = dev_id; unsigned long afsr_reg = p->pbm_A.controller_regs + SABRE_CE_AFSR; @@ -726,7 +726,7 @@ static irqreturn_t sabre_pcierr_intr_other(struct pci_controller_info *p) return ret; } -static irqreturn_t sabre_pcierr_intr(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t sabre_pcierr_intr(int irq, void *dev_id) { struct pci_controller_info *p = dev_id; unsigned long afsr_reg, afar_reg; @@ -1196,7 +1196,7 @@ static void pbm_register_toplevel_resources(struct pci_controller_info *p, &pbm->mem_space); } -static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 dma_begin) +static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 dma_start, u32 dma_end) { struct pci_pbm_info *pbm; struct device_node *node; @@ -1261,6 +1261,8 @@ static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp node = node->sibling; } if (simbas_found == 0) { + struct resource *rp; + /* No APBs underneath, probably this is a hummingbird * system. */ @@ -1302,8 +1304,10 @@ static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp pbm->io_space.end = pbm->io_space.start + (1UL << 24) - 1UL; pbm->io_space.flags = IORESOURCE_IO; - pbm->mem_space.start = p->pbm_A.controller_regs + SABRE_MEMSPACE; - pbm->mem_space.end = pbm->mem_space.start + (unsigned long)dma_begin - 1UL; + pbm->mem_space.start = + (p->pbm_A.controller_regs + SABRE_MEMSPACE); + pbm->mem_space.end = + (pbm->mem_space.start + ((1UL << 32UL) - 1UL)); pbm->mem_space.flags = IORESOURCE_MEM; if (request_resource(&ioport_resource, &pbm->io_space) < 0) { @@ -1315,6 +1319,17 @@ static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp prom_halt(); } + rp = kmalloc(sizeof(*rp), GFP_KERNEL); + if (!rp) { + prom_printf("Cannot allocate IOMMU resource.\n"); + prom_halt(); + } + rp->name = "IOMMU"; + rp->start = pbm->mem_space.start + (unsigned long) dma_start; + rp->end = pbm->mem_space.start + (unsigned long) dma_end - 1UL; + rp->flags = IORESOURCE_BUSY; + request_resource(&pbm->mem_space, rp); + pci_register_legacy_regions(&pbm->io_space, &pbm->mem_space); } @@ -1450,5 +1465,5 @@ void sabre_init(struct device_node *dp, char *model_name) /* * Look for APB underneath. */ - sabre_pbm_init(p, dp, vdma[0]); + sabre_pbm_init(p, dp, vdma[0], vdma[0] + vdma[1]); } |
