[U-Boot] [PATCH] mmc: sdhci: fix the "misaligned operation at range" for cache
This pathc is fixed the below thing. If misaligned the cache range, Just flush to CACHLINE_SIZE. "CACHE: Misaligned operation at range [7ae55b00, 7ae55b08]"
Signed-off-by: Jaehoon Chung jh80.chung@samsung.com --- drivers/mmc/sdhci.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 837c538..10ff57e 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -242,6 +242,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT); #ifdef CONFIG_MMC_SDMA + trans_bytes = ALIGN(trans_bytes, CONFIG_SYS_CACHELINE_SIZE); flush_cache(start_addr, trans_bytes); #endif sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND);
On 10/13/2016 10:33 AM, Jaehoon Chung wrote:
This pathc is fixed the below thing. If misaligned the cache range, Just flush to CACHLINE_SIZE. "CACHE: Misaligned operation at range [7ae55b00, 7ae55b08]"
Applied on u-boot-mmc. Thanks!
Best Regards, Jaehoon Chung
Signed-off-by: Jaehoon Chung jh80.chung@samsung.com
drivers/mmc/sdhci.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 837c538..10ff57e 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -242,6 +242,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT); #ifdef CONFIG_MMC_SDMA
- trans_bytes = ALIGN(trans_bytes, CONFIG_SYS_CACHELINE_SIZE); flush_cache(start_addr, trans_bytes);
#endif sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND);
participants (1)
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Jaehoon Chung