From: Ryan Harkin Date: Fri, 9 Oct 2015 16:18:06 +0000 (+0100) Subject: vexpress64: juno: add optional initrd X-Git-Tag: v2015.10-rc5~24 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=4a6bdb59e1b33b62fce79c417b0ecc958408fec8;p=u-boot vexpress64: juno: add optional initrd Some OS images require an initrd on Juno. If the file ramdisk.img exists in NOR flash, then we load it and pass the address to the kernel. Otherwise, we pass the "-" parameter as before. Signed-off-by: Ryan Harkin Reviewed-by: Linus Walleij --- diff --git a/include/configs/vexpress_aemv8a.h b/include/configs/vexpress_aemv8a.h index f9fa2cef12..99dd8b6b62 100644 --- a/include/configs/vexpress_aemv8a.h +++ b/include/configs/vexpress_aemv8a.h @@ -189,6 +189,8 @@ #define CONFIG_EXTRA_ENV_SETTINGS \ "kernel_name=Image\0" \ "kernel_addr=0x80000000\0" \ + "initrd_name=ramdisk.img\0" \ + "initrd_addr=0x84000000\0" \ "fdt_name=juno\0" \ "fdt_addr=0x83000000\0" \ "fdt_high=0xffffffffffffffff\0" \ @@ -207,7 +209,12 @@ #define CONFIG_BOOTCOMMAND "afs load ${kernel_name} ${kernel_addr} ; " \ "afs load ${fdt_name} ${fdt_addr} ; " \ "fdt addr ${fdt_addr}; fdt resize; " \ - "booti ${kernel_addr} - ${fdt_addr}" + "if afs load ${initrd_name} ${initrd_addr} ; "\ + "then "\ + " setenv initrd_param ${initrd_addr}; "\ + " else setenv initrd_param -; "\ + "fi ; " \ + "booti ${kernel_addr} ${initrd_param} ${fdt_addr}" #define CONFIG_BOOTDELAY 1