diff options
-rw-r--r-- | sys/dev/sdhci/sdhci.c | 9 | ||||
-rw-r--r-- | sys/dev/sdhci/sdhci.h | 2 |
2 files changed, 9 insertions, 2 deletions
diff --git a/sys/dev/sdhci/sdhci.c b/sys/dev/sdhci/sdhci.c index c4afb8a..1fc1358 100644 --- a/sys/dev/sdhci/sdhci.c +++ b/sys/dev/sdhci/sdhci.c @@ -835,8 +835,13 @@ sdhci_finish_command(struct sdhci_slot *slot) uint8_t extra = 0; for (i = 0; i < 4; i++) { uint32_t val = RD4(slot, SDHCI_RESPONSE + i * 4); - slot->curcmd->resp[3 - i] = (val << 8) + extra; - extra = val >> 24; + if (slot->quirks & SDHCI_QUIRK_DONT_SHIFT_RESPONSE) + slot->curcmd->resp[3 - i] = val; + else { + slot->curcmd->resp[3 - i] = + (val << 8) | extra; + extra = val >> 24; + } } } else slot->curcmd->resp[0] = RD4(slot, SDHCI_RESPONSE); diff --git a/sys/dev/sdhci/sdhci.h b/sys/dev/sdhci/sdhci.h index cda845c..d136409 100644 --- a/sys/dev/sdhci/sdhci.h +++ b/sys/dev/sdhci/sdhci.h @@ -57,6 +57,8 @@ #define SDHCI_QUIRK_BROKEN_TIMEOUT_VAL (1<<11) /* SDHCI_CAPABILITIES is invalid */ #define SDHCI_QUIRK_MISSING_CAPS (1<<12) +/* Hardware shifts the 136-bit response, don't do it in software. */ +#define SDHCI_QUIRK_DONT_SHIFT_RESPONSE (1<<13) /* * Controller registers |