Message ID | 1431629284-1456-1-git-send-email-tharvey@gateworks.com |
---|---|
State | Awaiting Upstream |
Delegated to: | Stefano Babic |
Headers | show |
On Thu, 2015-05-14 at 11:48 -0700, Tim Harvey wrote: > The readenv() implementation of env_nand uses the mtd layer which is > unnecessary overhead in SPL when we already have a nand_spl_load_image() > function that doesn't need it. Using this instead eliminates the need > to provide a mtd_read for SPL env as well as reduces code (4KB savings in IMX6 > SPL). > > Signed-off-by: Tim Harvey <tharvey@gateworks.com> > --- > common/env_nand.c | 7 +++++++ > 1 file changed, 7 insertions(+) Acked-by: Scott Wood <scottwood@freescale.com> -Scott
Hi Tim, On 15/05/2015 20:59, Scott Wood wrote: > On Thu, 2015-05-14 at 11:48 -0700, Tim Harvey wrote: >> The readenv() implementation of env_nand uses the mtd layer which is >> unnecessary overhead in SPL when we already have a nand_spl_load_image() >> function that doesn't need it. Using this instead eliminates the need >> to provide a mtd_read for SPL env as well as reduces code (4KB savings in IMX6 >> SPL). >> >> Signed-off-by: Tim Harvey <tharvey@gateworks.com> >> --- >> common/env_nand.c | 7 +++++++ >> 1 file changed, 7 insertions(+) > > Acked-by: Scott Wood <scottwood@freescale.com> > Applied to u-boot-imx, thanks ! Best regards, Stefano Babic
diff --git a/common/env_nand.c b/common/env_nand.c index 7fc7558..bab89fd 100644 --- a/common/env_nand.c +++ b/common/env_nand.c @@ -260,6 +260,12 @@ int saveenv(void) } #endif /* CMD_SAVEENV */ +#if defined(CONFIG_SPL_BUILD) +static int readenv(size_t offset, u_char *buf) +{ + return nand_spl_load_image(offset, CONFIG_ENV_SIZE, buf); +} +#else static int readenv(size_t offset, u_char *buf) { size_t end = offset + CONFIG_ENV_RANGE; @@ -295,6 +301,7 @@ static int readenv(size_t offset, u_char *buf) return 0; } +#endif /* #if defined(CONFIG_SPL_BUILD) */ #ifdef CONFIG_ENV_OFFSET_OOB int get_nand_env_oob(nand_info_t *nand, unsigned long *result)
The readenv() implementation of env_nand uses the mtd layer which is unnecessary overhead in SPL when we already have a nand_spl_load_image() function that doesn't need it. Using this instead eliminates the need to provide a mtd_read for SPL env as well as reduces code (4KB savings in IMX6 SPL). Signed-off-by: Tim Harvey <tharvey@gateworks.com> --- common/env_nand.c | 7 +++++++ 1 file changed, 7 insertions(+)