Mark Davies <mark@MCS.VUW.AC.NZ> wrote:

> Thanks for that, it now gets a little further but not all the way:
> 
> cac0 at pci1 dev 3 function 0: Compaq Smart Array 431
> cac0: interrupting at irq 10
> cac0: CAC_CMD_GET_CTRL_INFO failed.
> 
> any further suggestions?

Try this patch in a addition:

Index: cac_pci.c
===================================================================
RCS file: /cvsroot/syssrc/sys/dev/pci/cac_pci.c,v
retrieving revision 1.9
diff -u -r1.9 cac_pci.c
--- dev/pci/cac_pci.c	2000/12/28 22:59:11	1.9
+++ dev/pci/cac_pci.c	2001/01/09 14:52:28
@@ -236,8 +260,7 @@
 cac_pci_l0_intr_pending(struct cac_softc *sc)
 {
 
-	return (cac_inl(sc, CAC_42REG_INTR_PENDING) & 
-	    cac_inl(sc, CAC_42REG_STATUS));
+	return ((cac_inl(sc, CAC_42REG_STATUS) & CAC_42_EXTINT) != 0);
 }
 
 static void
@@ -251,5 +274,5 @@
 cac_pci_l0_fifo_full(struct cac_softc *sc)
 {
 
-	return (~cac_inl(sc, CAC_42REG_CMD_FIFO));
+	return (cac_inl(sc, CAC_42REG_CMD_FIFO) != 0);
 }
Index: cac.c
===================================================================
RCS file: /cvsroot/syssrc/sys/dev/ic/cac.c,v
retrieving revision 1.16
diff -u -r1.16 cac.c
--- dev/ic/cac.c	2000/12/11 13:19:50	1.16
+++ dev/ic/cac.c	2001/01/09 14:52:51
@@ -327,6 +327,7 @@
 
 		/* Synchronous commands musn't wait. */
 		if ((*sc->sc_cl->cl_fifo_full)(sc)) {
+			printf("ZZZ: fifo full\n");
 			cac_ccb_free(sc, ccb);
 			rv = -1;
 		} else {
@@ -334,6 +335,7 @@
 			ccb->ccb_flags |= CAC_CCB_ACTIVE;
 #endif
 			(*sc->sc_cl->cl_submit)(sc, ccb);
+			printf("ZZZ: %p CCB submitted\n", ccb);
 			rv = cac_ccb_poll(sc, ccb, 2000);
 			cac_ccb_free(sc, ccb);
 		}
@@ -359,8 +361,10 @@
 
 	do {
 		for (; timo != 0; timo--) {
-			if ((ccb = (*sc->sc_cl->cl_completed)(sc)) != NULL)
+			if ((ccb = (*sc->sc_cl->cl_completed)(sc)) != NULL) {
+				printf("ZZZ: %p CCB completed\n", ccb);
 				break;
+			}
 			DELAY(100);
 		}
 
Index: cacreg.h
===================================================================
RCS file: /cvsroot/syssrc/sys/dev/ic/cacreg.h,v
retrieving revision 1.4
diff -u -r1.4 cacreg.h
--- dev/ic/cacreg.h	2000/09/01 12:10:21	1.4
+++ dev/ic/cacreg.h	2001/01/09 14:54:07
@@ -76,7 +76,8 @@
 #define	CAC_42REG_DONE_FIFO		0x44
 #define	CAC_42REG_INTR_MASK		0x34
 #define	CAC_42REG_STATUS		0x30
-#define	CAC_42REG_INTR_PENDING		0x08
+
+#define	CAC_42_EXTINT			0x08
 
 #define	CAC_EISAREG_INTR_MASK		0x01
 #define	CAC_EISAREG_LOCAL_MASK		0x04