svn commit: r270006 - head/sys/arm/at91

[Warner Losh]

Author: imp
Date: Thu Aug 14 23:17:33 2014
New Revision: 270006
URL: http://svnweb.freebsd.org/changeset/base/270006

Log:
  Print the symbolic bit names for the status when we get a timeout.

Modified:
  head/sys/arm/at91/at91_mci.c
  head/sys/arm/at91/at91_mcireg.h

Modified: head/sys/arm/at91/at91_mci.c
==============================================================================
--- head/sys/arm/at91/at91_mci.c	Thu Aug 14 22:52:05 2014	(r270005)
+++ head/sys/arm/at91/at91_mci.c	Thu Aug 14 23:17:33 2014	(r270006)
@@ -1210,8 +1210,8 @@ at91_mci_intr(void *arg)
 		 */
 		if (cmd->opcode != 8) {
 			device_printf(sc->dev,
-			    "IO error; status MCI_SR = 0x%x cmd opcode = %d%s\n",
-			    sr, cmd->opcode,
+			    "IO error; status MCI_SR = 0x%b cmd opcode = %d%s\n",
+			    sr, MCI_SR_BITSTRING, cmd->opcode,
 			    (cmd->opcode != 12) ? "" :
 			    (sc->flags & CMD_MULTIREAD) ? " after read" : " after write");
 			at91_mci_reset(sc);

Modified: head/sys/arm/at91/at91_mcireg.h
==============================================================================
--- head/sys/arm/at91/at91_mcireg.h	Thu Aug 14 22:52:05 2014	(r270005)
+++ head/sys/arm/at91/at91_mcireg.h	Thu Aug 14 23:17:33 2014	(r270006)
@@ -118,6 +118,30 @@
 #define	MCI_SR_OVRE     (0x1u << 30) /* (MCI) Overrun flag */
 #define	MCI_SR_UNRE     (0x1u << 31) /* (MCI) Underrun flag */
 
+/*	TXRDY,DTIP,ENDTX,TXBUFE,RTOE */
+
+#define MCI_SR_BITSTRING \
+	"\020" \
+	"\001CMDRDY" \
+	"\002RXRDY" \
+	"\003TXRDY" \
+	"\004BLKE" \
+	"\005DTIP" \
+	"\006NOTBUSY" \
+	"\007ENDRX" \
+	"\010ENDTX" \
+	"\017RXBUFF" \
+	"\020TXBUFE" \
+	"\021RINDE" \
+	"\022RDIRE" \
+	"\023RCRCE" \
+	"\024RENDE" \
+	"\025RTOE" \
+	"\026DCRCE" \
+	"\027DTOE" \
+	"\037OVRE" \
+	"\040UNRE"
+
 /* -------- MCI_IER : (MCI Offset: 0x44) MCI Interrupt Enable Register --------  */
 /* -------- MCI_IDR : (MCI Offset: 0x48) MCI Interrupt Disable Register --------  */
 /* -------- MCI_IMR : (MCI Offset: 0x4c) MCI Interrupt Mask Register --------  */