On 08/16/2017 09:55 PM, Sam Protsenko wrote:
> If SD card is present -- try to boot from it first. If no -- try to boot
> Android from eMMC.
Well, i didn't know exactly..but is it working?
>
> Signed-off-by: Sam Protsenko <semen.protse...@linaro.org>
> ---
> Changes in v2:
> - Do not remove the attempt to boot regular Linux from eMMC
> (just add Android boot in the end of the cycle)
>
> include/environment/ti/boot.h | 20 +++++++++++++++++++-
> 1 file changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/include/environment/ti/boot.h b/include/environment/ti/boot.h
> index 1c3ae40a99..a05f5ba9bd 100644
> --- a/include/environment/ti/boot.h
> +++ b/include/environment/ti/boot.h
> @@ -28,7 +28,24 @@
> "vram=16M\0" \
> "partitions=" PARTS_DEFAULT "\0" \
> "optargs=\0" \
> - "dofastboot=0\0"
> + "dofastboot=0\0" \
> + "emmc_android_boot=" \
> + "setenv eval_bootargs setenv bootargs $bootargs; " \
> + "run eval_bootargs; " \
> + "setenv mmcdev 1; " \
Need to do "setenv mmcdev 1"? Did it already set before doing "run
emmc_android_boot;"?
> + "setenv fdt_part 3; " \
> + "setenv boot_part 9; " \
> + "setenv machid fe6; " \
> + "mmc dev $mmcdev; " \
> + "mmc rescan; " \
Why do "mmc rescan"?
> + "part start mmc ${mmcdev} ${fdt_part} fdt_start; " \
> + "part size mmc ${mmcdev} ${fdt_part} fdt_size; " \
> + "part start mmc ${mmcdev} ${boot_part} boot_start; " \
> + "part size mmc ${mmcdev} ${boot_part} boot_size; " \
> + "mmc read ${fdtaddr} ${fdt_start} ${fdt_size}; " \
> + "mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
> + "echo Booting from eMMC ...; " \
> + "bootm $loadaddr $loadaddr $fdtaddr;\0"
>
> #ifdef CONFIG_OMAP54XX
>
> @@ -76,6 +93,7 @@
> "setenv bootpart 1:2; " \
> "setenv mmcroot /dev/mmcblk0p2 rw; " \
> "run mmcboot;" \
> + "run emmc_android_boot; " \
> ""
>
> #endif /* CONFIG_OMAP54XX */
>
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