New port of FreeBSD's ahc driver

1 files changed, 161 insertions, 115 deletions

diff --git a/sys/dev/ic/aic7xxxreg.h b/sys/dev/ic/aic7xxxreg.h
index 36ae18f9d06..c02d3aac96f 100644
--- a/sys/dev/ic/aic7xxxreg.h
+++ b/sys/dev/ic/aic7xxxreg.h
@@ -1,5 +1,10 @@
+/* $OpenBSD: aic7xxxreg.h,v 1.8 2002/02/16 04:36:33 smurph Exp $ */
 /*
- * DO NOT EDIT - This file is automatically generated.
+ * DO NOT EDIT - This file is automatically generated
+ *               from the following source files:
+ *
+ * $Id: aic7xxxreg.h,v 1.8 2002/02/16 04:36:33 smurph Exp $
+ * $Id: aic7xxxreg.h,v 1.8 2002/02/16 04:36:33 smurph Exp $
  */
 
 #define	SCSISEQ         		0x00
@@ -23,6 +28,15 @@
 #define		ACTNEGEN        	0x02
 #define		STPWEN          	0x01
 
+#define	SCSISIGI        		0x03
+#define		P_DATAIN_DT     	0x60
+#define		P_DATAOUT_DT    	0x20
+#define		ATNI            	0x10
+#define		SELI            	0x08
+#define		BSYI            	0x04
+#define		REQI            	0x02
+#define		ACKI            	0x01
+
 #define	SCSISIGO        		0x03
 #define		CDO             	0x80
 #define		IOO             	0x40
@@ -33,20 +47,13 @@
 #define		REQO            	0x02
 #define		ACKO            	0x01
 
-#define	SCSISIGI        		0x03
-#define		ATNI            	0x10
-#define		SELI            	0x08
-#define		BSYI            	0x04
-#define		REQI            	0x02
-#define		ACKI            	0x01
-
 #define	SCSIRATE        		0x04
 #define		WIDEXFER        	0x80
 #define		SXFR            	0x70
 #define		ENABLE_CRC      	0x40
 #define		SINGLE_EDGE     	0x10
-#define		SOFS            	0x0f
 #define		SXFR_ULTRA2     	0x0f
+#define		SOFS            	0x0f
 
 #define	SCSIID          		0x05
 #define	SCSIOFFSET      		0x05
@@ -56,8 +63,6 @@
 
 #define	SCSIDATH        		0x07
 
-#define	STCNT           		0x08
-
 #define	OPTIONMODE      		0x08
 #define		AUTORATEEN      	0x80
 #define		AUTOACKEN       	0x40
@@ -69,12 +74,15 @@
 #define		AUTO_MSGOUT_DE  	0x02
 #define		DIS_MSGIN_DUALEDGE	0x01
 
+#define	STCNT           		0x08
+
 #define	TARGCRCCNT      		0x0a
 
 #define	CLRSINT0        		0x0b
 #define		CLRSELDO        	0x40
 #define		CLRSELDI        	0x20
 #define		CLRSELINGO      	0x10
+#define		CLRIOERR        	0x08
 #define		CLRSWRAP        	0x08
 #define		CLRSPIORDY      	0x02
 
@@ -110,15 +118,19 @@
 
 #define	SSTAT2          		0x0d
 #define		OVERRUN         	0x80
+#define		SHVALID         	0x40
 #define		SFCNT           	0x1f
 #define		EXP_ACTIVE      	0x10
+#define		CRCVALERR       	0x08
+#define		CRCENDERR       	0x04
+#define		CRCREQERR       	0x02
+#define		DUAL_EDGE_ERR   	0x01
 
 #define	SSTAT3          		0x0e
 #define		SCSICNT         	0xf0
 #define		OFFCNT          	0x0f
 
 #define	SCSIID_ULTRA2   		0x0f
-#define		OID             	0x0f
 
 #define	SIMODE0         		0x10
 #define		ENSELDO         	0x40
@@ -184,12 +196,12 @@
 #define		BRDDAT5         	0x20
 #define		BRDDAT4         	0x10
 #define		BRDSTB          	0x10
-#define		BRDCS           	0x08
 #define		BRDDAT3         	0x08
+#define		BRDCS           	0x08
 #define		BRDDAT2         	0x04
 #define		BRDRW           	0x04
-#define		BRDRW_ULTRA2    	0x02
 #define		BRDCTL1         	0x02
+#define		BRDRW_ULTRA2    	0x02
 #define		BRDCTL0         	0x01
 #define		BRDSTB_ULTRA2   	0x01
 
@@ -208,36 +220,44 @@
 #define		DIAGLEDON       	0x40
 #define		AUTOFLUSHDIS    	0x20
 #define		ENAB40          	0x08
+#define		SELBUSB         	0x08
 #define		ENAB20          	0x04
 #define		SELWIDE         	0x02
 #define		XCVR            	0x01
 
 #define	SRAM_BASE       		0x20
 
+#define	BUSY_TARGETS    		0x20
 #define	TARG_SCSIRATE   		0x20
-#define	CMDSIZE_TABLE   		0x20
 
 #define	ULTRA_ENB       		0x30
+#define	CMDSIZE_TABLE   		0x30
 
 #define	DISC_DSB        		0x32
 
-#define	MSG_OUT         		0x34
+#define	CMDSIZE_TABLE_TAIL		0x34
+
+#define	MWI_RESIDUAL    		0x38
 
-#define	DMAPARAMS       		0x35
+#define	NEXT_QUEUED_SCB 		0x39
+
+#define	MSG_OUT         		0x3a
+
+#define	DMAPARAMS       		0x3b
 #define		PRELOADEN       	0x80
 #define		WIDEODD         	0x40
 #define		SCSIEN          	0x20
 #define		SDMAENACK       	0x10
 #define		SDMAEN          	0x10
-#define		HDMAEN          	0x08
 #define		HDMAENACK       	0x08
+#define		HDMAEN          	0x08
 #define		DIRECTION       	0x04
 #define		FIFOFLUSH       	0x02
 #define		FIFORESET       	0x01
 
-#define	SEQ_FLAGS       		0x36
+#define	SEQ_FLAGS       		0x3c
 #define		IDENTIFY_SEEN   	0x80
-#define		SCBPTR_VALID    	0x40
+#define		TARGET_CMD_IS_TAGGED	0x40
 #define		DPHASE          	0x20
 #define		TARG_CMD_PENDING	0x10
 #define		CMDPHASE_PENDING	0x08
@@ -245,15 +265,13 @@
 #define		SPHASE_PENDING  	0x02
 #define		NO_DISCONNECT   	0x01
 
-#define	SAVED_TCL       		0x37
-
-#define	SG_COUNT        		0x38
+#define	SAVED_SCSIID    		0x3d
 
-#define	SG_NEXT         		0x39
+#define	SAVED_LUN       		0x3e
 
-#define	LASTPHASE       		0x3d
-#define		P_MESGIN        	0xe0
+#define	LASTPHASE       		0x3f
 #define		PHASE_MASK      	0xe0
+#define		P_MESGIN        	0xe0
 #define		P_STATUS        	0xc0
 #define		P_MESGOUT       	0xa0
 #define		P_COMMAND       	0x80
@@ -264,30 +282,30 @@
 #define		P_BUSFREE       	0x01
 #define		P_DATAOUT       	0x00
 
-#define	WAITING_SCBH    		0x3e
+#define	WAITING_SCBH    		0x40
 
-#define	DISCONNECTED_SCBH		0x3f
+#define	DISCONNECTED_SCBH		0x41
 
-#define	FREE_SCBH       		0x40
+#define	FREE_SCBH       		0x42
 
-#define	HSCB_ADDR       		0x41
+#define	COMPLETE_SCBH   		0x43
 
-#define	SCBID_ADDR      		0x45
+#define	HSCB_ADDR       		0x44
 
-#define	TMODE_CMDADDR   		0x49
+#define	SHARED_DATA_ADDR		0x48
 
-#define	KERNEL_QINPOS   		0x4d
+#define	KERNEL_QINPOS   		0x4c
 
-#define	QINPOS          		0x4e
+#define	QINPOS          		0x4d
 
-#define	QOUTPOS         		0x4f
+#define	QOUTPOS         		0x4e
 
-#define	KERNEL_TQINPOS  		0x50
+#define	KERNEL_TQINPOS  		0x4f
 
-#define	TQINPOS         		0x51
+#define	TQINPOS         		0x50
 
-#define	ARG_1           		0x52
-#define	RETURN_1        		0x52
+#define	ARG_1           		0x51
+#define	RETURN_1        		0x51
 #define		SEND_MSG        	0x80
 #define		SEND_SENSE      	0x40
 #define		SEND_REJ        	0x20
@@ -296,16 +314,12 @@
 #define		CONT_MSG_LOOP   	0x04
 #define		CONT_TARG_SESSION	0x02
 
-#define	ARG_2           		0x53
-#define	RETURN_2        		0x53
-
-#define	LAST_MSG        		0x54
-
-#define	PREFETCH_CNT    		0x55
+#define	ARG_2           		0x52
+#define	RETURN_2        		0x52
 
-#define	TARGET_MSG_REQUEST		0x56
+#define	LAST_MSG        		0x53
 
-#define	SCSISEQ_TEMPLATE		0x58
+#define	SCSISEQ_TEMPLATE		0x54
 #define		ENSELO          	0x40
 #define		ENSELI          	0x20
 #define		ENRSELI         	0x10
@@ -313,7 +327,12 @@
 #define		ENAUTOATNI      	0x04
 #define		ENAUTOATNP      	0x02
 
-#define	DATA_COUNT_ODD  		0x59
+#define	DATA_COUNT_ODD  		0x55
+
+#define	INITIATOR_TAG   		0x56
+
+#define	SEQ_FLAGS2      		0x57
+#define		SCB_DMA         	0x01
 
 #define	SCSICONF        		0x5a
 #define		TERM_ENB        	0x80
@@ -322,7 +341,9 @@
 #define		HWSCSIID        	0x0f
 #define		HSCSIID         	0x07
 
-#define	INITIATOR_TAG   		0x5a
+#define	INTDEF          		0x5c
+#define		EDGE_TRIG       	0x80
+#define		VECTOR          	0x0f
 
 #define	HOSTCONF        		0x5d
 
@@ -356,10 +377,10 @@
 
 #define	ALLONES         		0x69
 
-#define	ALLZEROS        		0x6a
-
 #define	NONE            		0x6a
 
+#define	ALLZEROS        		0x6a
+
 #define	FLAGS           		0x6b
 #define		ZERO            	0x02
 #define		CARRY           	0x01
@@ -392,8 +413,14 @@
 #define		BOFF            	0xf0
 #define		BON             	0x0f
 
+#define	DSCOMMAND1      		0x85
+#define		DSLATT          	0xfc
+#define		HADDLDSEL1      	0x02
+#define		HADDLDSEL0      	0x01
+
 #define	BUSSPD          		0x86
 #define		DFTHRSH         	0xc0
+#define		DFTHRSH_75      	0x80
 #define		STBOFF          	0x38
 #define		STBON           	0x07
 
@@ -412,8 +439,8 @@
 #define		IRQMS           	0x08
 #define		PAUSE           	0x04
 #define		INTEN           	0x02
-#define		CHIPRST         	0x01
 #define		CHIPRSTACK      	0x01
+#define		CHIPRST         	0x01
 
 #define	HADDR           		0x88
 
@@ -423,15 +450,17 @@
 
 #define	INTSTAT         		0x91
 #define		SEQINT_MASK     	0xf1
-#define		DATA_OVERRUN    	0xf1
-#define		MSGIN_PHASEMIS  	0xe1
-#define		TRACEPOINT      	0xd1
-#define		PERR_DETECTED   	0xb1
-#define		HOST_MSG_LOOP   	0xa1
-#define		TRACE_POINT     	0x91
-#define		RESIDUAL        	0x81
+#define		OUT_OF_RANGE    	0xe1
+#define		NO_FREE_SCB     	0xd1
+#define		SCB_MISMATCH    	0xc1
+#define		MISSED_BUSFREE  	0xb1
+#define		MKMSG_FAILED    	0xa1
+#define		DATA_OVERRUN    	0x91
+#define		PERR_DETECTED   	0x81
 #define		BAD_STATUS      	0x71
-#define		UPDATE_TMSG_REQ 	0x61
+#define		HOST_MSG_LOOP   	0x61
+#define		PDATA_REINIT    	0x51
+#define		IGN_WIDE_RES    	0x41
 #define		NO_MATCH        	0x31
 #define		NO_IDENT        	0x21
 #define		SEND_REJECT     	0x11
@@ -439,15 +468,8 @@
 #define		BRKADRINT       	0x08
 #define		SCSIINT         	0x04
 #define		CMDCMPLT        	0x02
-#define		BAD_PHASE       	0x01
 #define		SEQINT          	0x01
-
-#define	CLRINT          		0x92
-#define		CLRPARERR       	0x10
-#define		CLRBRKADRINT    	0x08
-#define		CLRSCSIINT      	0x04
-#define		CLRCMDINT       	0x02
-#define		CLRSEQINT       	0x01
+#define		BAD_PHASE       	0x01
 
 #define	ERROR           		0x92
 #define		CIOPARERR       	0x80
@@ -459,11 +481,19 @@
 #define		ILLSADDR        	0x02
 #define		ILLHADDR        	0x01
 
+#define	CLRINT          		0x92
+#define		CLRPARERR       	0x10
+#define		CLRBRKADRINT    	0x08
+#define		CLRSCSIINT      	0x04
+#define		CLRCMDINT       	0x02
+#define		CLRSEQINT       	0x01
+
 #define	DFCNTRL         		0x93
 
 #define	DFSTATUS        		0x94
 #define		PRELOAD_AVAIL   	0x80
-#define		DWORDEMP        	0x20
+#define		DFCACHETH       	0x40
+#define		FIFOQWDEMP      	0x20
 #define		MREQPEND        	0x10
 #define		HDONE           	0x08
 #define		DFTHRESH        	0x04
@@ -501,75 +531,79 @@
 #define		COMMAND_PHASE   	0x10
 #define		MSG_IN_PHASE    	0x08
 #define		MSG_OUT_PHASE   	0x04
+#define		DATA_PHASE_MASK 	0x03
 #define		DATA_IN_PHASE   	0x02
 #define		DATA_OUT_PHASE  	0x01
 
 #define	SFUNCT          		0x9f
 #define		ALT_MODE        	0x80
 
-#define	SCB_CONTROL     		0xa0
-#define		TARGET_SCB      	0x80
-#define		DISCENB         	0x40
-#define		TAG_ENB         	0x20
-#define		MK_MESSAGE      	0x10
-#define		ULTRAENB        	0x08
-#define		DISCONNECTED    	0x04
-#define		SCB_TAG_TYPE    	0x03
+#define	SCB_CDB_PTR     		0xa0
+#define	SCB_TARGET_INFO 		0xa0
+#define	SCB_RESIDUAL_DATACNT		0xa0
+#define	SCB_CDB_STORE   		0xa0
 
 #define	SCB_BASE        		0xa0
 
-#define	SCB_TCL         		0xa1
-#define		TID             	0xf0
-#define		SELBUSB         	0x08
-#define		LID             	0x07
-
-#define	SCB_TARGET_STATUS		0xa2
+#define	SCB_RESIDUAL_SGPTR		0xa4
 
-#define	SCB_SGCOUNT     		0xa3
+#define	SCB_SCSI_STATUS 		0xa8
 
-#define	SCB_SGPTR       		0xa4
-
-#define	SCB_RESID_SGCNT 		0xa8
-
-#define	SCB_RESID_DCNT  		0xa9
+#define	SCB_CDB_STORE_PAD		0xa9
 
 #define	SCB_DATAPTR     		0xac
 
 #define	SCB_DATACNT     		0xb0
+#define		SG_LAST_SEG     	0x80
+#define		SG_HIGH_ADDR_BITS	0x7f
+
+#define	SCB_SGPTR       		0xb4
+#define		SG_RESID_VALID  	0x04
+#define		SG_FULL_RESID   	0x02
+#define		SG_LIST_NULL    	0x01
 
-#define	SCB_CMDPTR      		0xb4
-#define	SCB_TARGET_PHASES		0xb4
-#define		TARGET_DATA_IN  	0x01
+#define	SCB_CONTROL     		0xb8
+#define		TARGET_SCB      	0x80
+#define		DISCENB         	0x40
+#define		TAG_ENB         	0x20
+#define		MK_MESSAGE      	0x10
+#define		ULTRAENB        	0x08
+#define		DISCONNECTED    	0x04
+#define		SCB_TAG_TYPE    	0x03
 
-#define	SCB_CMDLEN      		0xb8
-#define	SCB_INITIATOR_TAG		0xb8
+#define	SCB_SCSIID      		0xb9
+#define		TID             	0xf0
+#define		TWIN_CHNLB      	0x80
+#define		TWIN_TID        	0x70
+#define		OID             	0x0f
 
-#define	SCB_TAG         		0xb9
+#define	SCB_LUN         		0xba
+#define		LID             	0xff
 
-#define	SCB_NEXT        		0xba
+#define	SCB_TAG         		0xbb
 
-#define	SCB_SCSIRATE    		0xbb
+#define	SCB_CDB_LEN     		0xbc
 
-#define	SCB_SCSIOFFSET  		0xbc
+#define	SCB_SCSIRATE    		0xbd
 
-#define	SCB_SPARE       		0xbd
+#define	SCB_SCSIOFFSET  		0xbe
 
-#define	SCB_CMDSTORE    		0xc0
+#define	SCB_NEXT        		0xbf
 
 #define	SEECTL_2840     		0xc0
 #define		CS_2840         	0x04
 #define		CK_2840         	0x02
 #define		DO_2840         	0x01
 
+#define	SCB_64_SPARE    		0xc0
+
 #define	STATUS_2840     		0xc1
 #define		EEPROM_TF       	0x80
 #define		BIOS_SEL        	0x60
 #define		ADSEL           	0x1e
 #define		DI_2840         	0x01
 
-#define	SCB_CMDSTORE_BUSADDR		0xd0
-
-#define	SCB_64BYTE_SPARE		0xd4
+#define	SCB_64_BTT      		0xd0
 
 #define	CCHADDR         		0xe0
 
@@ -582,7 +616,7 @@
 #define	CCSGCTL         		0xeb
 #define		CCSGDONE        	0x80
 #define		CCSGEN          	0x08
-#define		FLAG            	0x02
+#define		SG_FETCH_NEEDED 	0x02
 #define		CCSGRESET       	0x01
 
 #define	CCSCBRAM        		0xec
@@ -636,36 +670,48 @@
 #define		RD_DFTHRSH_MIN  	0x00
 #define		WR_DFTHRSH_MIN  	0x00
 
-#define	SG_CACHEPTR     		0xfc
-#define		SG_USER_DATA    	0xfc
+#define	SG_CACHE_SHADOW 		0xfc
+#define		SG_ADDR_MASK    	0xf8
+#define		ODD_SEG         	0x04
 #define		LAST_SEG        	0x02
 #define		LAST_SEG_DONE   	0x01
 
+#define	SG_CACHE_PRE    		0xfc
+
 
+#define	HOST_MSG	0xff
+#define	BUS_32_BIT	0x02
 #define	CMD_GROUP_CODE_SHIFT	0x05
 #define	BUS_8_BIT	0x00
-#define	QOUTFIFO_OFFSET	0x00
 #define	CCSGRAM_MAXSEGS	0x10
-#define	SCB_64BYTE_SIZE	0x30
+#define	TARGET_DATA_IN	0x01
 #define	STATUS_QUEUE_FULL	0x28
 #define	STATUS_BUSY	0x08
-#define	TQINFIFO_UPDATE_CNT	0x20
-#define	TCL_TARGET_SHIFT	0x04
 #define	MAX_OFFSET_8BIT	0x0f
 #define	BUS_16_BIT	0x01
-#define	QINFIFO_OFFSET	0x01
-#define	SCB_32BYTE_SIZE	0x1c
+#define	TID_SHIFT	0x04
+#define	SCB_DOWNLOAD_SIZE_64	0x30
+#define	SCB_UPLOAD_SIZE	0x20
 #define	HOST_MAILBOX_SHIFT	0x04
+#define	SCB_INITIATOR_TAG	0x03
+#define	SCB_TARGET_STATUS	0x02
+#define	SCB_TARGET_DATA_DIR	0x01
+#define	SCB_TARGET_PHASES	0x00
 #define	MAX_OFFSET_ULTRA2	0x7f
 #define	MAX_OFFSET_16BIT	0x08
-#define	UNTAGGEDSCB_OFFSET	0x02
 #define	TARGET_CMD_CMPLT	0xfe
 #define	SCB_LIST_NULL	0xff
 #define	SG_SIZEOF	0x08
+#define	SCB_DOWNLOAD_SIZE	0x20
 #define	SEQ_MAILBOX_SHIFT	0x00
-#define	HOST_MSG	0xff
-#define	BUS_32_BIT	0x02
 #define	CCSGADDR_MAX	0x80
 
 
 /* Downloaded Constant Definitions */
+#define	SG_PREFETCH_ADDR_MASK	0x06
+#define	SG_PREFETCH_ALIGN_MASK	0x05
+#define	QOUTFIFO_OFFSET	0x00
+#define	SG_PREFETCH_CNT	0x04
+#define	INVERTED_CACHESIZE_MASK	0x03
+#define	CACHESIZE_MASK	0x02
+#define	QINFIFO_OFFSET	0x01