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fvp: Add support for loading Android boot images via semihosting
FVP now loads an Android boot image named boot.img if available, otherwise it falls back to the existing code path. Signed-off-by: Peter Collingbourne <pcc@google.com> Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
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2 changed files with 21 additions and 9 deletions
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@ -14,6 +14,8 @@ CONFIG_BOOTARGS="console=ttyAMA0 earlycon=pl011,0x1c090000 debug user_debug=31 l
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# CONFIG_DISPLAY_CPUINFO is not set
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# CONFIG_DISPLAY_BOARDINFO is not set
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CONFIG_SYS_PROMPT="VExpress64# "
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CONFIG_ANDROID_BOOT_IMAGE=y
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CONFIG_CMD_ABOOTIMG=y
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# CONFIG_CMD_CONSOLE is not set
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# CONFIG_CMD_XIMG is not set
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# CONFIG_CMD_EDITENV is not set
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@ -177,16 +177,26 @@
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"initrd_addr=0x88000000\0" \
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"fdtfile=devtree.dtb\0" \
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"fdt_addr=0x83000000\0" \
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"fdt_high=0xffffffffffffffff\0" \
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"initrd_high=0xffffffffffffffff\0"
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"boot_name=boot.img\0" \
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"boot_addr=0x8007f800\0"
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#define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \
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"smhload ${fdtfile} ${fdt_addr}; " \
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"smhload ${initrd_name} ${initrd_addr} "\
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"initrd_end; " \
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"fdt addr ${fdt_addr}; fdt resize; " \
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"fdt chosen ${initrd_addr} ${initrd_end}; " \
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"booti $kernel_addr - $fdt_addr"
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#define CONFIG_BOOTCOMMAND "if smhload ${boot_name} ${boot_addr}; then " \
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" set bootargs; " \
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" abootimg addr ${boot_addr}; " \
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" abootimg get dtb --index=0 fdt_addr; " \
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" bootm ${boot_addr} ${boot_addr} " \
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" ${fdt_addr}; " \
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"else; " \
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" set fdt_high 0xffffffffffffffff; " \
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" set initrd_high 0xffffffffffffffff; " \
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" smhload ${kernel_name} ${kernel_addr}; " \
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" smhload ${fdtfile} ${fdt_addr}; " \
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" smhload ${initrd_name} ${initrd_addr} "\
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" initrd_end; " \
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" fdt addr ${fdt_addr}; fdt resize; " \
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" fdt chosen ${initrd_addr} ${initrd_end}; " \
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" booti $kernel_addr - $fdt_addr; " \
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"fi"
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#endif
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