diff options
| author | Arnd Bergmann <abergman@de.ibm.com> | 2006-03-23 00:00:04 +0100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-03-27 14:48:14 +1100 |
| commit | 5fa500bfc60f36c54bb20338795cc2facc0425f6 (patch) | |
| tree | cc5de78de2439330bcd7d4db19598d3ec56bc20c /arch/powerpc/platforms/cell/iommu.c | |
| parent | dd4d7bfad635dddc56b74dab1894ef01c8c836e1 (diff) | |
[PATCH] powerpc: fix cell iommu setup
A small bug crept in the iommu driver when we made it more
generic. This patch is needed for boards that have a dma
window that does not start at bus address zero.
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/cell/iommu.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/iommu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index 46e7cb9c3e6..c8a98be8b6a 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -289,7 +289,7 @@ static void cell_do_map_iommu(struct cell_iommu *iommu, ioc_base = iommu->mapped_base; ioc_mmio_base = iommu->mapped_mmio_base; - for (real_address = 0, io_address = 0; + for (real_address = 0, io_address = map_start; io_address <= map_start + map_size; real_address += io_page_size, io_address += io_page_size) { ioste = get_iost_entry(fake_iopt, io_address, io_page_size); @@ -302,7 +302,7 @@ static void cell_do_map_iommu(struct cell_iommu *iommu, set_iopt_cache(ioc_mmio_base, get_ioc_hash_1way(ioste, io_address), get_ioc_tag(ioste, io_address), - get_iopt_entry(real_address-map_start, ioid, IOPT_PROT_RW)); + get_iopt_entry(real_address, ioid, IOPT_PROT_RW)); } } |