diff options
Diffstat (limited to 'sys/dev/buslogic/bt.c')
| -rw-r--r-- | sys/dev/buslogic/bt.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sys/dev/buslogic/bt.c b/sys/dev/buslogic/bt.c index 5eed000..b0df0ce 100644 --- a/sys/dev/buslogic/bt.c +++ b/sys/dev/buslogic/bt.c @@ -492,12 +492,18 @@ bt_fetch_adapter_info(device_t dev) bt->bios_addr = esetup_info.bios_addr << 12; + bt->mailbox_addrlimit = BUS_SPACE_MAXADDR; if (esetup_info.bus_type == 'A' && bt->firmware_ver[0] == '2') { snprintf(bt->model, sizeof(bt->model), "542B"); } else if (esetup_info.bus_type == 'E' - && (strncmp(bt->firmware_ver, "2.1", 3) == 0 - || strncmp(bt->firmware_ver, "2.20", 4) == 0)) { + && bt->firmware_ver[0] == '2') { + + /* + * The 742A seems to object if its mailboxes are + * allocated above the 16MB mark. + */ + bt->mailbox_addrlimit = BUS_SPACE_MAXADDR_24BIT; snprintf(bt->model, sizeof(bt->model), "742A"); } else if (esetup_info.bus_type == 'E' && bt->firmware_ver[0] == '0') { @@ -720,7 +726,7 @@ bt_init(device_t dev) bt->init_level++; /* DMA tag for our mailboxes */ if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1, /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR, + /*lowaddr*/bt->mailbox_addrlimit, /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, bt->num_boxes * (sizeof(bt_mbox_in_t) |
