summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/drivers/spi/spi_flash.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/drivers/spi/spi_flash.c b/src/drivers/spi/spi_flash.c
index 0142fad442..9934f55e49 100644
--- a/src/drivers/spi/spi_flash.c
+++ b/src/drivers/spi/spi_flash.c
@@ -192,19 +192,28 @@ int spi_flash_cmd_poll_bit(const struct spi_flash *flash, unsigned long timeout,
{
const struct spi_slave *spi = &flash->spi;
int ret;
+ int attempt = 0;
u8 status;
struct stopwatch sw;
stopwatch_init_msecs_expire(&sw, timeout);
do {
+ attempt++;
+
ret = do_spi_flash_cmd(spi, &cmd, 1, &status, 1);
- if (ret)
+ if (ret) {
+ printk(BIOS_WARNING,
+ "SF: SPI command failed on attempt %d with rc %d\n", attempt,
+ ret);
return -1;
+ }
+
if ((status & poll_bit) == 0)
return 0;
} while (!stopwatch_expired(&sw));
- printk(BIOS_WARNING, "SF: timeout at %ld msec\n", stopwatch_duration_msecs(&sw));
+ printk(BIOS_WARNING, "SF: timeout at %ld msec after %d attempts\n",
+ stopwatch_duration_msecs(&sw), attempt);
return -1;
}