diff options
Diffstat (limited to 'sys/dev/microcode/aic7xxx/aic79xx.reg')
| -rw-r--r-- | sys/dev/microcode/aic7xxx/aic79xx.reg | 74 |
1 files changed, 45 insertions, 29 deletions
diff --git a/sys/dev/microcode/aic7xxx/aic79xx.reg b/sys/dev/microcode/aic7xxx/aic79xx.reg index cf6cfbda8a6..5732b28f86c 100644 --- a/sys/dev/microcode/aic7xxx/aic79xx.reg +++ b/sys/dev/microcode/aic7xxx/aic79xx.reg @@ -1,6 +1,4 @@ -/* $OpenBSD: aic79xx.reg,v 1.2 2003/12/24 23:27:55 krw Exp $ */ -/* $NetBSD: aic79xx.reg,v 1.8 2003/08/29 03:45:59 thorpej Exp $ */ - +/* $OpenBSD: aic79xx.reg,v 1.3 2004/05/19 00:35:18 krw Exp $ */ /* * Aic79xx register and scratch ram definitions. * @@ -40,9 +38,9 @@ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. * - * $FreeBSD: src/sys/dev/aic7xxx/aic79xx.reg,v 1.15 2003/06/10 03:25:24 gibbs Exp $ + * $FreeBSD: /repoman/r/ncvs/src/sys/dev/aic7xxx/aic79xx.reg,v 1.17 2004/05/11 20:46:05 gibbs Exp $ */ -VERSION = "Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#70 $" +VERSION = "$Id: aic79xx.reg,v 1.3 2004/05/19 00:35:18 krw Exp $" /* * This file is processed by the aic7xxx_asm utility for use in assembling @@ -68,13 +66,6 @@ VERSION = "Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#70 $" mvi MODE_PTR, MK_MODE(src, dst); \ } -#define TOGGLE_DFF_MODE \ - if ((ahd->bugs & AHD_SET_MODE_BUG) != 0) { \ - call toggle_dff_mode_work_around; \ - } else { \ - xor MODE_PTR, MK_MODE(M_DFF1, M_DFF1); \ - } - #define RESTORE_MODE(mode) \ if ((ahd->bugs & AHD_SET_MODE_BUG) != 0) { \ mov mode call set_mode_work_around; \ @@ -3545,10 +3536,34 @@ scratch_ram { COMPLETE_DMA_SCB_HEAD { size 2 } - /* Counting semaphore to prevent new select-outs */ + /* + * tail of list of SCBs that have + * completed but need to be uploaded + * to the host prior to being completed. + */ + COMPLETE_DMA_SCB_TAIL { + size 2 + } + /* + * head of list of SCBs that have + * been uploaded to the host, but cannot + * be completed until the QFREEZE is in + * full effect (i.e. no selections pending). + */ + COMPLETE_ON_QFREEZE_HEAD { + size 2 + } + /* + * Counting semaphore to prevent new select-outs + * The queue is frozen so long as the sequencer + * and kernel freeze counts differ. + */ QFREEZE_COUNT { size 2 } + KERNEL_QFREEZE_COUNT { + size 2 + } /* * Mode to restore on legacy idle loop exit. */ @@ -3628,6 +3643,17 @@ scratch_ram { size 1 } /* + * Kernel and sequencer offsets into the queue of + * incoming target mode command descriptors. The + * queue is full when the KERNEL_TQINPOS == TQINPOS. + */ + KERNEL_TQINPOS { + size 1 + } + TQINPOS { + size 1 + } + /* * Base address of our shared data with the kernel driver in host * memory. This includes the qoutfifo and target mode * incoming command queue. @@ -3642,17 +3668,6 @@ scratch_ram { QOUTFIFO_NEXT_ADDR { size 4 } - /* - * Kernel and sequencer offsets into the queue of - * incoming target mode command descriptors. The - * queue is full when the KERNEL_TQINPOS == TQINPOS. - */ - KERNEL_TQINPOS { - size 1 - } - TQINPOS { - size 1 - } ARG_1 { size 1 mask SEND_MSG 0x80 @@ -3829,14 +3844,14 @@ scb { SCB_TASK_ATTRIBUTE { size 1 /* - * Overloaded field for non-packetized + * Overloaded field for non-packetized * ignore wide residue message handling. */ field SCB_XFERLEN_ODD 0x01 } SCB_CDB_LEN { size 1 - field SCB_CDB_LEN_PTR 0x80 /* CDB in host memory */ + field SCB_CDB_LEN_PTR 0x80 /* CDB in host memory */ } SCB_TASK_MANAGEMENT { size 1 @@ -3855,9 +3870,9 @@ scb { } SCB_SGPTR { size 4 - field SG_STATUS_VALID 0x04 /* In the first byte */ - field SG_FULL_RESID 0x02 /* In the first byte */ - field SG_LIST_NULL 0x01 /* In the first byte */ + field SG_STATUS_VALID 0x04 /* In the first byte */ + field SG_FULL_RESID 0x02 /* In the first byte */ + field SG_LIST_NULL 0x01 /* In the first byte */ } SCB_BUSADDR { size 4 @@ -3954,6 +3969,7 @@ const SG_PREFETCH_ADDR_MASK download const SG_SIZEOF download const PKT_OVERRUN_BUFOFFSET download const SCB_TRANSFER_SIZE download +const CACHELINE_MASK download /* * BIOS SCB offsets |