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 --------
*/
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