forked from Minki/linux
sh: pci: Track io and mem_offset per-channel.
This implements a per-hose offset for I/O and mem resources. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
parent
e79066a659
commit
09cfeb133e
@ -105,7 +105,7 @@ static void pcibios_fixup_device_resources(struct pci_dev *dev,
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struct pci_bus *bus)
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{
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/* Update device resources. */
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struct pci_channel *chan = bus->sysdata;
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struct pci_channel *hose = bus->sysdata;
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unsigned long offset = 0;
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int i;
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@ -115,9 +115,9 @@ static void pcibios_fixup_device_resources(struct pci_dev *dev,
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if (dev->resource[i].flags & IORESOURCE_PCI_FIXED)
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continue;
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if (dev->resource[i].flags & IORESOURCE_IO)
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offset = chan->io_base;
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offset = hose->io_offset;
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else if (dev->resource[i].flags & IORESOURCE_MEM)
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offset = 0;
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offset = hose->mem_offset;
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dev->resource[i].start += offset;
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dev->resource[i].end += offset;
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@ -150,13 +150,13 @@ void __devinit __weak pcibios_fixup_bus(struct pci_bus *bus)
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void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
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struct resource *res)
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{
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struct pci_channel *chan = dev->sysdata;
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struct pci_channel *hose = dev->sysdata;
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unsigned long offset = 0;
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if (res->flags & IORESOURCE_IO)
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offset = chan->io_base;
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offset = hose->io_offset;
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else if (res->flags & IORESOURCE_MEM)
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offset = 0;
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offset = hose->mem_offset;
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region->start = res->start - offset;
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region->end = res->end - offset;
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@ -166,13 +166,13 @@ void __devinit
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pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
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struct pci_bus_region *region)
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{
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struct pci_channel *chan = dev->sysdata;
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struct pci_channel *hose = dev->sysdata;
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unsigned long offset = 0;
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if (res->flags & IORESOURCE_IO)
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offset = chan->io_base;
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offset = hose->io_offset;
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else if (res->flags & IORESOURCE_MEM)
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offset = 0;
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offset = hose->mem_offset;
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res->start = region->start + offset;
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res->end = region->end + offset;
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@ -34,7 +34,9 @@ static struct resource sh7785_mem_resource = {
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static struct pci_channel sh7780_pci_controller = {
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.pci_ops = &sh4_pci_ops,
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.mem_resource = &sh7785_mem_resource,
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.mem_offset = 0x00000000,
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.io_resource = &sh7785_io_resource,
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.io_offset = 0x00000000,
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};
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static struct sh4_pci_address_map sh7780_pci_map = {
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@ -25,6 +25,9 @@ struct pci_channel {
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struct resource *io_resource;
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struct resource *mem_resource;
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unsigned long io_offset;
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unsigned long mem_offset;
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int first_devfn;
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int last_devfn;
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int enabled;
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