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authorAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
committerAnton Arapov <anton@redhat.com>2012-06-08 12:58:00 +0200
commit6792a3f47a2e42d7164292bf7f1a55cfc4c91652 (patch)
treeb90c002bfbbeaec92f5d8a2383dcabf6524016f7 /arch/mn10300/unit-asb2305
parentfe2895d3d55146cac65b273c0f83e2c7e543cd0e (diff)
downloadkernel-uprobes-6792a3f47a2e42d7164292bf7f1a55cfc4c91652.tar.gz
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fedora kernel: b920e9b748c595f970bf80ede7832d39f8d567dav3.4.1-2
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/mn10300/unit-asb2305')
-rw-r--r--arch/mn10300/unit-asb2305/pci.c62
1 files changed, 9 insertions, 53 deletions
diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c
index a7c5f08ca9f..6dce9fc2cf3 100644
--- a/arch/mn10300/unit-asb2305/pci.c
+++ b/arch/mn10300/unit-asb2305/pci.c
@@ -32,8 +32,7 @@ struct pci_ops *pci_root_ops;
* insert specific PCI bus resources instead of using the platform-level bus
* resources directly for the PCI root bus.
*
- * These are configured and inserted by pcibios_init() and are attached to the
- * root bus by pcibios_fixup_bus().
+ * These are configured and inserted by pcibios_init().
*/
static struct resource pci_ioport_resource = {
.name = "PCI IO",
@@ -78,52 +77,6 @@ static inline int __query(const struct pci_bus *bus, unsigned int devfn)
}
/*
- * translate Linuxcentric addresses to PCI bus addresses
- */
-void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
-{
- if (res->flags & IORESOURCE_IO) {
- region->start = (res->start & 0x00ffffff);
- region->end = (res->end & 0x00ffffff);
- }
-
- if (res->flags & IORESOURCE_MEM) {
- region->start = (res->start & 0x03ffffff) | MEM_PAGING_REG;
- region->end = (res->end & 0x03ffffff) | MEM_PAGING_REG;
- }
-
-#if 0
- printk(KERN_DEBUG "RES->BUS: %lx-%lx => %lx-%lx\n",
- res->start, res->end, region->start, region->end);
-#endif
-}
-EXPORT_SYMBOL(pcibios_resource_to_bus);
-
-/*
- * translate PCI bus addresses to Linuxcentric addresses
- */
-void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
-{
- if (res->flags & IORESOURCE_IO) {
- res->start = (region->start & 0x00ffffff) | 0xbe000000;
- res->end = (region->end & 0x00ffffff) | 0xbe000000;
- }
-
- if (res->flags & IORESOURCE_MEM) {
- res->start = (region->start & 0x03ffffff) | 0xb8000000;
- res->end = (region->end & 0x03ffffff) | 0xb8000000;
- }
-
-#if 0
- printk(KERN_INFO "BUS->RES: %lx-%lx => %lx-%lx\n",
- region->start, region->end, res->start, res->end);
-#endif
-}
-EXPORT_SYMBOL(pcibios_bus_to_resource);
-
-/*
*
*/
static int pci_ampci_read_config_byte(struct pci_bus *bus, unsigned int devfn,
@@ -364,9 +317,6 @@ static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev)
if (!dev->resource[i].flags)
continue;
- region.start = dev->resource[i].start;
- region.end = dev->resource[i].end;
- pcibios_bus_to_resource(dev, &dev->resource[i], &region);
if (is_valid_resource(dev, i))
pci_claim_resource(dev, i);
}
@@ -397,6 +347,7 @@ void __devinit pcibios_fixup_bus(struct pci_bus *bus)
*/
static int __init pcibios_init(void)
{
+ resource_size_t io_offset, mem_offset;
LIST_HEAD(resources);
ioport_resource.start = 0xA0000000;
@@ -420,8 +371,13 @@ static int __init pcibios_init(void)
printk(KERN_INFO "PCI: Probing PCI hardware [mempage %08x]\n",
MEM_PAGING_REG);
- pci_add_resource(&resources, &pci_ioport_resource);
- pci_add_resource(&resources, &pci_iomem_resource);
+ io_offset = pci_ioport_resource.start -
+ (pci_ioport_resource.start & 0x00ffffff);
+ mem_offset = pci_iomem_resource.start -
+ ((pci_iomem_resource.start & 0x03ffffff) | MEM_PAGING_REG);
+
+ pci_add_resource_offset(&resources, &pci_ioport_resource, io_offset);
+ pci_add_resource_offset(&resources, &pci_iomem_resource, mem_offset);
pci_root_bus = pci_scan_root_bus(NULL, 0, &pci_direct_ampci, NULL,
&resources);