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Automatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

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This commit is contained in:
Linus Torvalds 2005-06-01 13:20:35 -07:00
commit f9a2223925
7 changed files with 92 additions and 32 deletions
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2
include/asm-sparc64/iommu.h
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@ -16,4 +16,6 @@
#define IOPTE_CACHE 0x0000000000000010UL /* Cached (in UPA E-cache) */
#define IOPTE_WRITE 0x0000000000000002UL /* Writeable */
#define IOMMU_NUM_CTXS 4096
#endif /* !(_SPARC_IOMMU_H) */

8
include/asm-sparc64/pbm.h
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@ -15,6 +15,7 @@
#include <asm/io.h>
#include <asm/page.h>
#include <asm/oplib.h>
#include <asm/iommu.h>
/* The abstraction used here is that there are PCI controllers,
* each with one (Sabre) or two (PSYCHO/SCHIZO) PCI bus modules
@ -40,9 +41,6 @@ struct pci_iommu {
*/
spinlock_t lock;
/* Context allocator. */
unsigned int iommu_cur_ctx;
/* IOMMU page table, a linear array of ioptes. */
iopte_t *page_table; /* The page table itself. */
int page_table_sz_bits; /* log2 of ow many pages does it map? */
@ -87,6 +85,10 @@ struct pci_iommu {
u16 flush;
} alloc_info[PBM_NCLUSTERS];
/* CTX allocation. */
unsigned long ctx_lowest_free;
unsigned long ctx_bitmap[IOMMU_NUM_CTXS / (sizeof(unsigned long) * 8)];
/* Here a PCI controller driver describes the areas of
* PCI memory space where DMA to/from physical memory
* are addressed. Drivers interrogate the PCI layer