aic79xx: sequencer fixes

@@ -1,7 +1,7 @@
 /*
  * Aic79xx register and scratch ram definitions.
  *
- * Copyright (c) 1994-2001 Justin T. Gibbs.
+ * Copyright (c) 1994-2001, 2004 Justin T. Gibbs.
  * Copyright (c) 2000-2002 Adaptec Inc.
  * All rights reserved.
  *

@@ -39,7 +39,7 @@
  *
  * $FreeBSD$
  */
-VERSION = "$Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#76 $"
+VERSION = "$Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#77 $"
 
 /*
  * This file is processed by the aic7xxx_asm utility for use in assembling

@@ -3715,8 +3715,9 @@ scratch_ram {
 
 	SEQ_FLAGS2 {
 		size		1
-		field	TARGET_MSG_PENDING	  0x02
-		field	SELECTOUT_QFROZEN	  0x04
+		field	PENDING_MK_MESSAGE	0x01
+		field	TARGET_MSG_PENDING	0x02
+		field	SELECTOUT_QFROZEN	0x04
 	}
 
 	ALLOCFIFO_SCBPTR {

@@ -3777,6 +3778,26 @@ scratch_ram {
 	CMDSIZE_TABLE {
 		size		8
 	}
+	/*
+	 * When an SCB with the MK_MESSAGE flag is
+	 * queued to the controller, it cannot enter
+	 * the waiting for selection list until the
+	 * selections for any previously queued
+	 * commands to that target complete.  During
+	 * the wait, the MK_MESSAGE SCB is queued
+	 * here.
+	 */
+	MK_MESSAGE_SCB {
+		size		2
+	}
+	/*
+	 * Saved SCSIID of MK_MESSAGE_SCB to avoid
+	 * an extra SCBPTR operation when deciding
+	 * if the MK_MESSAGE_SCB can be run.
+	 */
+	MK_MESSAGE_SCSIID {
+		size		1
+	}
 }
 
 /************************* Hardware SCB Definition ****************************/

235 lines not on this page · raw message

@@ -2,8 +2,8 @@
  * DO NOT EDIT - This file is automatically generated
  *		 from the following source files:
  *
- * $Id: //depot/aic7xxx/aic7xxx/aic79xx.seq#119 $
- * $Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#76 $
+ * $Id: //depot/aic7xxx/aic7xxx/aic79xx.seq#120 $
+ * $Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#77 $
  */
 typedef int (ahd_reg_print_t)(u_int, u_int *, u_int);
 typedef struct ahd_reg_parse_entry {

@@ -2204,6 +2204,20 @@ ahd_reg_print_t ahd_cmdsize_table_print;
 #endif
 
 #if AIC_DEBUG_REGISTERS
+ahd_reg_print_t ahd_mk_message_scb_print;
+#else
+#define ahd_mk_message_scb_print(regvalue, cur_col, wrap) \
+    ahd_print_register(NULL, 0, "MK_MESSAGE_SCB", 0x160, regvalue, cur_col, wrap)
+#endif
+
+#if AIC_DEBUG_REGISTERS
+ahd_reg_print_t ahd_mk_message_scsiid_print;
+#else
+#define ahd_mk_message_scsiid_print(regvalue, cur_col, wrap) \
+    ahd_print_register(NULL, 0, "MK_MESSAGE_SCSIID", 0x162, regvalue, cur_col, wrap)
+#endif
+
+#if AIC_DEBUG_REGISTERS
 ahd_reg_print_t ahd_scb_base_print;
 #else
 #define ahd_scb_base_print(regvalue, cur_col, wrap) \

@@ -3638,6 +3652,7 @@ ahd_reg_print_t ahd_scb_disconnected_lis
 #define	SEQ_FLAGS2      		0x14d
 #define		SELECTOUT_QFROZEN	0x04
 #define		TARGET_MSG_PENDING	0x02
+#define		PENDING_MK_MESSAGE	0x01
 
 #define	ALLOCFIFO_SCBPTR		0x14e
 

@@ -3655,6 +3670,10 @@ ahd_reg_print_t ahd_scb_disconnected_lis
 
 #define	CMDSIZE_TABLE   		0x158
 
+#define	MK_MESSAGE_SCB  		0x160
+
+#define	MK_MESSAGE_SCSIID		0x162
+
 #define	SCB_BASE        		0x180
 
 #define	SCB_RESIDUAL_DATACNT		0x180

@@ -3800,5 +3819,5 @@ ahd_reg_print_t ahd_scb_disconnected_lis
 
 
 /* Exported Labels */
-#define	LABEL_seq_isr 	0x285
-#define	LABEL_timer_isr	0x281
+#define	LABEL_seq_isr 	0x28f
+#define	LABEL_timer_isr	0x28b

@@ -2,8 +2,8 @@
  * DO NOT EDIT - This file is automatically generated
  *		 from the following source files:
  *
- * $Id: //depot/aic7xxx/aic7xxx/aic79xx.seq#118 $
- * $Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#75 $
+ * $Id: //depot/aic7xxx/aic7xxx/aic79xx.seq#120 $
+ * $Id: //depot/aic7xxx/aic7xxx/aic79xx.reg#77 $
  */
 
 #include "aic79xx_osm.h"

@@ -3382,6 +3382,7 @@ ahd_initiator_tag_print(u_int regvalue, 
 }
 
 static ahd_reg_parse_entry_t SEQ_FLAGS2_parse_table[] = {
+	{ "PENDING_MK_MESSAGE",	0x01, 0x01 },
 	{ "TARGET_MSG_PENDING",	0x02, 0x02 },
 	{ "SELECTOUT_QFROZEN",	0x04, 0x04 }
 };

@@ -3389,7 +3390,7 @@ static ahd_reg_parse_entry_t SEQ_FLAGS2_
 int
 ahd_seq_flags2_print(u_int regvalue, u_int *cur_col, u_int wrap)
 {
-	return (ahd_print_register(SEQ_FLAGS2_parse_table, 2, "SEQ_FLAGS2",
+	return (ahd_print_register(SEQ_FLAGS2_parse_table, 3, "SEQ_FLAGS2",
 	    0x14d, regvalue, cur_col, wrap));
 }
 

@@ -3450,6 +3451,20 @@ ahd_cmdsize_table_print(u_int regvalue, 
 }
 
 int
+ahd_mk_message_scb_print(u_int regvalue, u_int *cur_col, u_int wrap)
+{
+	return (ahd_print_register(NULL, 0, "MK_MESSAGE_SCB",
+	    0x160, regvalue, cur_col, wrap));
+}
+
+int
+ahd_mk_message_scsiid_print(u_int regvalue, u_int *cur_col, u_int wrap)
+{
+	return (ahd_print_register(NULL, 0, "MK_MESSAGE_SCSIID",
+	    0x162, regvalue, cur_col, wrap));
+}
+
+int
 ahd_scb_base_print(u_int regvalue, u_int *cur_col, u_int wrap)
 {
 	return (ahd_print_register(NULL, 0, "SCB_BASE",

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