diff options
Diffstat (limited to 'arch/ia64/sn/kernel')
-rw-r--r-- | arch/ia64/sn/kernel/io_acpi_init.c | 17 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/io_init.c | 20 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/tiocx.c | 2 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/xp_nofault.S | 3 |
4 files changed, 28 insertions, 14 deletions
diff --git a/arch/ia64/sn/kernel/io_acpi_init.c b/arch/ia64/sn/kernel/io_acpi_init.c index c6216f454ff..3c7178f5dce 100644 --- a/arch/ia64/sn/kernel/io_acpi_init.c +++ b/arch/ia64/sn/kernel/io_acpi_init.c @@ -418,7 +418,7 @@ sn_acpi_slot_fixup(struct pci_dev *dev) void __iomem *addr; struct pcidev_info *pcidev_info = NULL; struct sn_irq_info *sn_irq_info = NULL; - size_t size; + size_t image_size, size; if (sn_acpi_get_pcidev_info(dev, &pcidev_info, &sn_irq_info)) { panic("%s: Failure obtaining pcidev_info for %s\n", @@ -428,17 +428,16 @@ sn_acpi_slot_fixup(struct pci_dev *dev) if (pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE]) { /* * A valid ROM image exists and has been shadowed by the - * PROM. Setup the pci_dev ROM resource to point to - * the shadowed copy. + * PROM. Setup the pci_dev ROM resource with the address + * of the shadowed copy, and the actual length of the ROM image. */ - size = dev->resource[PCI_ROM_RESOURCE].end - - dev->resource[PCI_ROM_RESOURCE].start; - addr = - ioremap(pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE], - size); + size = pci_resource_len(dev, PCI_ROM_RESOURCE); + addr = ioremap(pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE], + size); + image_size = pci_get_rom_size(addr, size); dev->resource[PCI_ROM_RESOURCE].start = (unsigned long) addr; dev->resource[PCI_ROM_RESOURCE].end = - (unsigned long) addr + size; + (unsigned long) addr + image_size - 1; dev->resource[PCI_ROM_RESOURCE].flags |= IORESOURCE_ROM_BIOS_COPY; } sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 6b10e5d2848..906b93674b7 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -259,9 +259,23 @@ sn_io_slot_fixup(struct pci_dev *dev) insert_resource(&ioport_resource, &dev->resource[idx]); else insert_resource(&iomem_resource, &dev->resource[idx]); - /* If ROM, mark as shadowed in PROM */ - if (idx == PCI_ROM_RESOURCE) - dev->resource[idx].flags |= IORESOURCE_ROM_BIOS_COPY; + /* + * If ROM, set the actual ROM image size, and mark as + * shadowed in PROM. + */ + if (idx == PCI_ROM_RESOURCE) { + size_t image_size; + void __iomem *rom; + + rom = ioremap(pci_resource_start(dev, PCI_ROM_RESOURCE), + size + 1); + image_size = pci_get_rom_size(rom, size + 1); + dev->resource[PCI_ROM_RESOURCE].end = + dev->resource[PCI_ROM_RESOURCE].start + + image_size - 1; + dev->resource[PCI_ROM_RESOURCE].flags |= + IORESOURCE_ROM_BIOS_COPY; + } } /* Create a pci_window in the pci_controller struct for * each device resource. diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c index 493380b2c05..5a289e4de83 100644 --- a/arch/ia64/sn/kernel/tiocx.c +++ b/arch/ia64/sn/kernel/tiocx.c @@ -369,7 +369,7 @@ static void tio_corelet_reset(nasid_t nasid, int corelet) static int is_fpga_tio(int nasid, int *bt) { - u16 ioboard_type; + u16 uninitialized_var(ioboard_type); /* GCC be quiet */ s64 rc; rc = ia64_sn_sysctl_ioboard_get(nasid, &ioboard_type); diff --git a/arch/ia64/sn/kernel/xp_nofault.S b/arch/ia64/sn/kernel/xp_nofault.S index b772543053c..54e8973b6e9 100644 --- a/arch/ia64/sn/kernel/xp_nofault.S +++ b/arch/ia64/sn/kernel/xp_nofault.S @@ -21,7 +21,8 @@ xp_nofault_PIOR: mov r8=r0 // Stage a success return value ld8.acq r9=[r32];; // PIO Read the specified register - adds r9=1,r9 // Add to force a consume + adds r9=1,r9;; // Add to force consumption + or r9=r9,r9;; // Or to force consumption br.ret.sptk.many b0;; // Return success .global xp_error_PIOR |