diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/sparc64/dev/iommu.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/sys/arch/sparc64/dev/iommu.c b/sys/arch/sparc64/dev/iommu.c index 141fec3b576..2605b671e32 100644 --- a/sys/arch/sparc64/dev/iommu.c +++ b/sys/arch/sparc64/dev/iommu.c @@ -1,4 +1,4 @@ -/* $OpenBSD: iommu.c,v 1.11 2002/02/22 21:53:21 jason Exp $ */ +/* $OpenBSD: iommu.c,v 1.12 2002/03/07 17:44:10 jason Exp $ */ /* $NetBSD: iommu.c,v 1.47 2002/02/08 20:03:45 eeh Exp $ */ /* @@ -542,7 +542,8 @@ iommu_dvmamap_load(t, is, map, buf, buflen, p, flags) "seg %d start %lx size %lx\n", seg, (long)map->dm_segs[seg].ds_addr, map->dm_segs[seg].ds_len)); - map->dm_segs[seg].ds_len = sgstart & (boundary - 1); + map->dm_segs[seg].ds_len = + boundary - (sgstart & (boundary - 1)); if (++seg > map->_dm_segcnt) { /* Too many segments. Fail the operation. */ DPRINTF(IDB_INFO, ("iommu_dvmamap_load: " @@ -953,6 +954,7 @@ iommu_dvmamap_sync(t, is, map, offset, len, ops) bus_size_t len; int ops; { + bus_addr_t orig_offset = offset; bus_size_t count; int i, needsflush = 0; @@ -962,8 +964,17 @@ iommu_dvmamap_sync(t, is, map, offset, len, ops) offset -= map->dm_segs[i].ds_len; } - if (i == map->dm_nsegs) + if (i == map->dm_nsegs) { + printf("map length: 0x%llx\n", (unsigned long long)map->dm_mapsize); + printf("looking for 0x%llx/0x%llx\n", + (unsigned long long)orig_offset, (unsigned long long)len); + for (i = 0; i < map->dm_nsegs; i++) { + printf("%d: addr 0x%llx len 0x%llx\n", i, + (unsigned long long)map->dm_segs[i].ds_addr, + (unsigned long long)map->dm_segs[i].ds_len); + } panic("iommu_dvmamap_sync: too short %lu", offset); + } for (; len > 0 && i < map->dm_nsegs; i++) { count = min(map->dm_segs[i].ds_len - offset, len); |