diff options
Diffstat (limited to 'sys/dev/buslogic/bt.c')
| -rw-r--r-- | sys/dev/buslogic/bt.c | 83 |
1 files changed, 51 insertions, 32 deletions
diff --git a/sys/dev/buslogic/bt.c b/sys/dev/buslogic/bt.c index b7bc725..cfcf2e6 100644 --- a/sys/dev/buslogic/bt.c +++ b/sys/dev/buslogic/bt.c @@ -705,28 +705,37 @@ bt_init(device_t dev) */ /* DMA tag for mapping buffers into device visible space. */ - if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1, /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - /*maxsize*/MAXBSIZE, /*nsegments*/BT_NSEG, - /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, - /*flags*/BUS_DMA_ALLOCNOW, - &bt->buffer_dmat) != 0) { + if (bus_dma_tag_create( /* parent */ bt->parent_dmat, + /* alignment */ 1, + /* boundary */ 0, + /* lowaddr */ BUS_SPACE_MAXADDR, + /* highaddr */ BUS_SPACE_MAXADDR, + /* filter */ NULL, + /* filterarg */ NULL, + /* maxsize */ MAXBSIZE, + /* nsegments */ BT_NSEG, + /* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT, + /* flags */ BUS_DMA_ALLOCNOW, + &bt->buffer_dmat) != 0) { goto error_exit; } bt->init_level++; /* DMA tag for our mailboxes */ - if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1, /*boundary*/0, - /*lowaddr*/bt->mailbox_addrlimit, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - bt->num_boxes * (sizeof(bt_mbox_in_t) - + sizeof(bt_mbox_out_t)), - /*nsegments*/1, - /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, - /*flags*/0, &bt->mailbox_dmat) != 0) { + if (bus_dma_tag_create( /* parent */ bt->parent_dmat, + /* alignment */ 1, + /* boundary */ 0, + /* lowaddr */ bt->mailbox_addrlimit, + /* highaddr */ BUS_SPACE_MAXADDR, + /* filter */ NULL, + /* filterarg */ NULL, + /* maxsize */ bt->num_boxes * + (sizeof(bt_mbox_in_t) + + sizeof(bt_mbox_out_t)), + /* nsegments */ 1, + /* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT, + /* flags */ 0, + &bt->mailbox_dmat) != 0) { goto error_exit; } @@ -754,14 +763,19 @@ bt_init(device_t dev) btinitmboxes(bt); /* DMA tag for our ccb structures */ - if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1, /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - bt->max_ccbs * sizeof(struct bt_ccb), - /*nsegments*/1, - /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, - /*flags*/0, &bt->ccb_dmat) != 0) { + if (bus_dma_tag_create( /* parent */ bt->parent_dmat, + /* alignment */ 1, + /* boundary */ 0, + /* lowaddr */ BUS_SPACE_MAXADDR, + /* highaddr */ BUS_SPACE_MAXADDR, + /* filter */ NULL, + /* filterarg */ NULL, + /* maxsize */ bt->max_ccbs * + sizeof(struct bt_ccb), + /* nsegments */ 1, + /* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT, + /* flags */ 0, + &bt->ccb_dmat) != 0) { goto error_exit; } @@ -784,13 +798,18 @@ bt_init(device_t dev) bt->init_level++; /* DMA tag for our S/G structures. We allocate in page sized chunks */ - if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1, /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - PAGE_SIZE, /*nsegments*/1, - /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, - /*flags*/0, &bt->sg_dmat) != 0) { + if (bus_dma_tag_create( /* parent */ bt->parent_dmat, + /* alignment */ 1, + /* boundary */ 0, + /* lowaddr */ BUS_SPACE_MAXADDR, + /* highaddr */ BUS_SPACE_MAXADDR, + /* filter */ NULL, + /* filterarg */ NULL, + /* maxsize */ PAGE_SIZE, + /* nsegments */ 1, + /* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT, + /* flags */ 0, + &bt->sg_dmat) != 0) { goto error_exit; } |
