diff options
Diffstat (limited to 'sys/arch/amd64/include/bus.h')
| -rw-r--r-- | sys/arch/amd64/include/bus.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/arch/amd64/include/bus.h b/sys/arch/amd64/include/bus.h index 33d6cd6eaeb..d3c16404292 100644 --- a/sys/arch/amd64/include/bus.h +++ b/sys/arch/amd64/include/bus.h @@ -1,4 +1,4 @@ -/* $OpenBSD: bus.h,v 1.35 2020/10/28 09:58:57 jsg Exp $ */ +/* $OpenBSD: bus.h,v 1.36 2024/08/14 18:31:33 bluhm Exp $ */ /* $NetBSD: bus.h,v 1.6 1996/11/10 03:19:25 thorpej Exp $ */ /*- @@ -552,6 +552,9 @@ typedef struct bus_dmamap *bus_dmamap_t; struct bus_dma_segment { bus_addr_t ds_addr; /* DMA address */ bus_size_t ds_len; /* length of transfer */ + vaddr_t _ds_va; /* mapped loaded data */ + vaddr_t _ds_bounce_va; /* mapped bounced data */ + /* * Ugh. need this so can pass alignment down from bus_dmamem_alloc * to scatter gather maps. only the first one is used so the rest is @@ -655,6 +658,11 @@ struct bus_dmamap { void *_dm_cookie; /* cookie for bus-specific functions */ + struct vm_page **_dm_pages; /* replacement pages */ + vaddr_t _dm_pgva; /* those above -- mapped */ + int _dm_npages; /* number of pages allocated */ + int _dm_nused; /* number of pages replaced */ + /* * PUBLIC MEMBERS: these are used by machine-independent code. */ |