patch-2.1.129 linux/include/asm-sparc/io-unit.h

• Lines: 18
• Date: Mon Nov 16 10:37:28 1998
• Orig file: v2.1.128/linux/include/asm-sparc/io-unit.h
• Orig date: Thu Apr 23 20:21:38 1998

diff -u --recursive --new-file v2.1.128/linux/include/asm-sparc/io-unit.h linux/include/asm-sparc/io-unit.h
@@ -7,6 +7,7 @@
 
 #include <asm/page.h>
 #include <asm/spinlock.h>
+#include <asm/pgtable.h>
 
 /* The io-unit handles all virtual to physical address translations
  * that occur between the SBUS and physical memory.  Access by
@@ -49,5 +50,9 @@
 #define IOUNIT_BMAP2_END	IOUNIT_BMAP2_START + (IOUNIT_DMA_SIZE >> (PAGE_SHIFT + 2))
 #define IOUNIT_BMAPM_START	IOUNIT_BMAP2_END
 #define IOUNIT_BMAPM_END	((IOUNIT_DMA_SIZE - IOUNIT_DVMA_SIZE) >> PAGE_SHIFT)
+
+extern __u32 iounit_map_dma_init(struct linux_sbus *, int);
+#define iounit_map_dma_finish(sbus, addr, len) mmu_release_scsi_one(addr, len, sbus)
+extern __u32 iounit_map_dma_page(__u32, void *, struct linux_sbus *);
 
 #endif /* !(_SPARC_IO_UNIT_H) */