[U-Boot] [U-Boot, v3, 2/2] cmd_sf: Add print mesgs on sf read/write commands

Jagan Teki jagannadh.teki at gmail.com
Sun Jun 2 20:43:40 CEST 2013


On 27-05-2013 15:41, Jagannadha Sutradharudu Teki wrote:
> This patch adds a print messages while using 'sf read' and
> 'sf write' commands to make sure that how many bytes read/written
> from/into flash device.
>
> Signed-off-by: Jagannadha Sutradharudu Teki <jaganna at xilinx.com>
>
> ---
> common/cmd_sf.c             |   26 +++++++++++++++-----------
>   drivers/mtd/spi/spi_flash.c |    3 ---
>   2 files changed, 15 insertions(+), 14 deletions(-)
>
> diff --git a/common/cmd_sf.c b/common/cmd_sf.c
> index 12d1aca..3a40444 100644
> --- a/common/cmd_sf.c
> +++ b/common/cmd_sf.c
> @@ -234,7 +234,7 @@ static int do_spi_flash_read_write(int argc, char * const argv[])
>   	unsigned long len;
>   	void *buf;
>   	char *endp;
> -	int ret;
> +	int ret = 1;
>   
>   	if (argc < 4)
>   		return -1;
> @@ -264,19 +264,23 @@ static int do_spi_flash_read_write(int argc, char * const argv[])
>   
>   	if (strcmp(argv[0], "update") == 0)
>   		ret = spi_flash_update(flash, offset, len, buf);
> -	else if (strcmp(argv[0], "read") == 0)
> -		ret = spi_flash_read(flash, offset, len, buf);
> -	else
> -		ret = spi_flash_write(flash, offset, len, buf);
> +	else if (strncmp(argv[0], "read", 4) == 0 ||
> +			strncmp(argv[0], "write", 5) == 0) {
> +		int read;
> +
> +		read = strncmp(argv[0], "read", 4) == 0;
> +		if (read)
> +			ret = spi_flash_read(flash, offset, len, buf);
> +		else
> +			ret = spi_flash_write(flash, offset, len, buf);
> +
> +		printf("SF: %zu bytes @ %#x %s: %s\n", (size_t)len, (u32)offset,
> +			read ? "Read" : "Written", ret ? "ERROR" : "OK");
> +	}
>   
>   	unmap_physmem(buf, len);
>   
> -	if (ret) {
> -		printf("SPI flash %s failed\n", argv[0]);
> -		return 1;
> -	}
> -
> -	return 0;
> +	return ret == 0 ? 0 : 1;
>   }
>   
>   static int do_spi_flash_erase(int argc, char * const argv[])
> diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c
> index 77938d3..aeb1ccb 100644
> --- a/drivers/mtd/spi/spi_flash.c
> +++ b/drivers/mtd/spi/spi_flash.c
> @@ -125,9 +125,6 @@ int spi_flash_cmd_write_multi(struct spi_flash *flash, u32 offset,
>   		}
>   	}
>   
> -	debug("SF: program %s %zu bytes @ %#x\n",
> -	      ret ? "failure" : "success", len, offset);
> -
>   	spi_release_bus(flash->spi);
>   	return ret;
>   }
Applied to u-boot-spi/master

--
Thanks,
Jagan.


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