[SCSI] aic79xx: Sequencer update

Update sequencer code to Adaptec version 2.0.12-6.3.9.

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/aic7xxx/aic79xx.h

@@ -75,8 +75,7 @@ struct scb_platform_data;
 #define INITIATOR_WILDCARD	(~0)
 #define	SCB_LIST_NULL		0xFF00
 #define	SCB_LIST_NULL_LE	(ahd_htole16(SCB_LIST_NULL))
-#define QOUTFIFO_ENTRY_VALID 0x8000
-#define QOUTFIFO_ENTRY_VALID_LE (ahd_htole16(0x8000))
+#define QOUTFIFO_ENTRY_VALID 0x80
 #define SCBID_IS_NULL(scbid) (((scbid) & 0xFF00 ) == SCB_LIST_NULL)
 
 #define SCSIID_TARGET(ahd, scsiid)	\
@@ -1053,6 +1052,13 @@ typedef uint8_t ahd_mode_state;
 
 typedef void ahd_callback_t (void *);
 
+struct ahd_completion
+{
+	uint16_t	tag;
+	uint8_t		sg_status;
+	uint8_t		valid_tag;
+};
+
 struct ahd_softc {
 	bus_space_tag_t           tags[2];
 	bus_space_handle_t        bshs[2];
@@ -1142,11 +1148,11 @@ struct ahd_softc {
 	struct seeprom_config	 *seep_config;
 
 	/* Command Queues */
+	struct ahd_completion	  *qoutfifo;
 	uint16_t		  qoutfifonext;
 	uint16_t		  qoutfifonext_valid_tag;
 	uint16_t		  qinfifonext;
 	uint16_t		  qinfifo[AHD_SCB_MAX];
-	uint16_t		 *qoutfifo;
 
 	/*
 	 * Our qfreeze count.  The sequencer compares

drivers/scsi/aic7xxx/aic79xx.reg

@@ -39,7 +39,7 @@
  *
  * $FreeBSD$
  */
-VERSION = "$Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#70 $"
+VERSION = "$Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#76 $"
 
 /*
  * This file is processed by the aic7xxx_asm utility for use in assembling
@@ -65,13 +65,6 @@ 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;			\
@@ -1199,7 +1192,7 @@ register TARGPCISTAT {
 
 /*
  * LQ Packet In
- * The last LQ Packet received
+ * The last LQ Packet recieved
  */
 register LQIN {
 	address			0x020
@@ -3542,10 +3535,34 @@ 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.
 	 */
@@ -3624,6 +3641,17 @@ scratch_ram {
 	QOUTFIFO_ENTRY_VALID_TAG {
 		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
@@ -3639,17 +3667,6 @@ 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
@@ -3951,6 +3968,7 @@ 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