openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

sata_nv: Add CPB register info to error_handler output 

When error handling occurs with pending commands, output the contents
of the next CPB count and next CPB index registers as well as the others,
since these may be useful for debugging.

Signed-off-by: Robert Hancock <hancockr@shaw.ca>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Robert Hancock 2007-02-19 19:01:59 -06:00 committed by Jeff Garzik
parent 9dd6fa3231
commit 08af741478
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/ata/sata_nv.c
View File

@ -1462,10 +1462,14 @@ static void nv_adma_error_handler(struct ata_port *ap)
u32 notifier_error = readl(mmio + NV_ADMA_NOTIFIER_ERROR);
u32 gen_ctl = readl(pp->gen_block + NV_ADMA_GEN_CTL);
u32 status = readw(mmio + NV_ADMA_STAT);
u8 cpb_count = readb(mmio + NV_ADMA_CPB_COUNT);
u8 next_cpb_idx = readb(mmio + NV_ADMA_NEXT_CPB_IDX);
ata_port_printk(ap, KERN_ERR, "EH in ADMA mode, notifier 0x%X "
"notifier_error 0x%X gen_ctl 0x%X status 0x%X\n",
notifier, notifier_error, gen_ctl, status);
"notifier_error 0x%X gen_ctl 0x%X status 0x%X "
"next cpb count 0x%X next cpb idx 0x%x\n",
notifier, notifier_error, gen_ctl, status,
cpb_count, next_cpb_idx);
for( i=0;i<NV_ADMA_MAX_CPBS;i++) {
struct nv_adma_cpb *cpb = &pp->cpb[i];