Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
Boundary device's 6x_bootscript which I used for learning and testing my hab images for imx6
setenv bootargs ''
# setenv kernel_img_name zImage
setenv kernel_img_name zImage_signed_10800000
setenv initrd_high 0xffffffff
m4=''
a_base=0x10000000
if itest.s x51 == "x${cpu}" ; then
a_base=0x90000000
elif itest.s x53 == "x${cpu}"; then
a_base=0x70000000
elif itest.s x6SX == "x${cpu}" || itest.s x7D == "x${cpu}"; then
a_base=0x80000000
if itest.s "x1" == "x$m4enabled" ; then
run m4boot;
m4='-m4';
fi
fi
setexpr a_script ${a_base} + 0x00800000
setexpr a_zImage ${a_base} + 0x00800000
setexpr a_fdt ${a_base} + 0x03000000
setexpr a_ramdisk ${a_base} + 0x03800000
setexpr a_initrd ${a_base} + 0x03a00000
setexpr a_reset_cause_marker ${a_base} + 0x80
setexpr a_reset_cause ${a_base} + 0x84
if itest.s "x" == "x${board}" ; then
echo "!!!! Error: Your u-boot is outdated. Please upgrade.";
exit;
fi
if itest.s "x" == "x${dtbname}" ; then
if itest.s x6SOLO == "x${cpu}" ; then
dtbname=imx6dl-${board}.dtb;
elif itest.s x6DL == "x${cpu}" ; then
dtbname=imx6dl-${board}.dtb;
elif itest.s x6QP == "x${cpu}" ; then
dtbname=imx6qp-${board}.dtb;
elif itest.s x6SX == "x${cpu}" ; then
dtbname=imx6sx-${board}${m4}.dtb;
elif itest.s x7D == "x${cpu}" ; then
dtbname=imx7d-${board}${m4}.dtb;
elif itest.s x51 == "x${cpu}" ; then
dtbname=imx51-${board}${m4}.dtb;
elif itest.s x53 == "x${cpu}" ; then
dtbname=imx53-${board}${m4}.dtb;
else
dtbname=imx6q-${board}.dtb;
fi
fi
if itest.s x${bootpart} == x ; then
bootpart=1
fi
if load ${dtype} ${disk}:${bootpart} ${a_script} uEnv.txt ; then
env import -t ${a_script} ${filesize}
fi
setenv bootargs ${bootargs} console=${console},115200 vmalloc=400M consoleblank=0 rootwait fixrtc cpu=${cpu} board=${board}
if itest.s x == x${bootdir} ; then
bootdir=/
fi
if load ${dtype} ${disk}:${bootpart} ${a_fdt} ${bootdir}${dtbname} ; then
fdt addr ${a_fdt}
setenv fdt_high 0xffffffff
else
echo "!!!! Error loading ${bootdir}${dtbname}";
exit;
fi
# first enable tfp410
i2c dev 1
i2c mw 38 8.1 bd
cmd_xxx_present=
fdt resize
if itest.s "x" != "x${cmd_custom}" ; then
run cmd_custom
cmd_xxx_present=1;
fi
if itest.s "x" != "x${cmd_hdmi}" ; then
run cmd_hdmi
cmd_xxx_present=1;
if itest.s x == x${allow_noncea} ; then
setenv bootargs ${bootargs} mxc_hdmi.only_cea=1;
echo "only CEA modes allowed on HDMI port";
else
setenv bootargs ${bootargs} mxc_hdmi.only_cea=0;
echo "non-CEA modes allowed on HDMI, audio may be affected";
fi
fi
if itest.s "x" != "x${cmd_lcd}" ; then
run cmd_lcd
cmd_xxx_present=1;
fi
if itest.s "x" != "x${cmd_lcd2}" ; then
run cmd_lcd2
cmd_xxx_present=1;
fi
if itest.s "x" != "x${cmd_lvds}" ; then
run cmd_lvds
cmd_xxx_present=1;
fi
if itest.s "x" != "x${cmd_lvds2}" ; then
run cmd_lvds2
cmd_xxx_present=1;
fi
if itest.s "x" == "x${cmd_xxx_present}" ; then
echo "!!!!!!!!!!!!!!!!"
echo "warning: your u-boot may be outdated, please upgrade"
echo "!!!!!!!!!!!!!!!!"
fi
bpart=2
if test "sata" = "${dtype}" ; then
setenv bootargs "${bootargs} root=/dev/sda${bpart}" ;
elif test "usb" = "${dtype}" ; then
setenv bootargs "${bootargs} root=/dev/sda${bpart}" ;
else
setenv bootargs "${bootargs} root=/dev/mmcblk${disk}p${bpart}"
fi
if itest.s "x" != "x${disable_msi}" ; then
setenv bootargs ${bootargs} pci=nomsi
fi;
if test "hannstar" = "${fb_lvds}" || test "hannstar" = "${fb_lvds2}" ; then
setenv bootargs ${bootargs} ft5x06_ts.screenres=1024,600
elif test "hannstar7" = "${fb_lvds}" || test "hannstar7" = "${fb_lvds2}" ; then
setenv bootargs ${bootargs} ft5x06_ts.screenres=1280,800
fi
if itest.s "x" != "x${disable_giga}" ; then
setenv bootargs ${bootargs} fec.disable_giga=1
fi
if itest.s "x" != "x${wlmac}" ; then
setenv bootargs ${bootargs} wlcore.mac=${wlmac}
fi
if itest.s "x" != "x${bd_addr}" ; then
setenv bootargs ${bootargs} bd_addr=${bd_addr}
fi
if itest.s "x" != "x${gpumem}" ; then
setenv bootargs ${bootargs} galcore.contiguousSize=${gpumem}
fi
if itest.s "x" != "x${cma}" ; then
setenv bootargs ${bootargs} cma=${cma}
fi
if itest.s "x" != "x${loglevel}" ; then
setenv bootargs ${bootargs} loglevel=${loglevel}
fi
if itest *${a_reset_cause_marker} == 12345678 ; then
setexpr.l reset_cause *${a_reset_cause}
setenv bootargs $bootargs reset_cause=0x${reset_cause}
fi
if itest.s "x" != "x${show_fdt}" ; then
fdt print /
fi
if itest.s "x" != "x${show_env}" ; then
printenv
fi
# Boot kernel
# ===========
# TODO: Add check to ensure secure boot OTP fuse enabled
# location offset of ivt within img
ivt_offset=619000
# image_hex_len = includes kernel + padding + ivt + csf
image_hex_len=61a970
# TODO: verify possible bug. image_hex_len=619068 also passes hab_auth_img
if load ${dtype} ${disk}:${bootpart} ${a_zImage} /${kernel_img_name} ; then
if hab_auth_img ${a_zImage} ${image_hex_len} ${ivt_offset}; then
echo "Kernel signature verified.";
bootz ${a_zImage} - ${a_fdt}
else
echo "Kernel signature failed.";
fi
fi
echo "Error loading kernel image"
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment