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0001-mx6qsabre_common-uEnv.txt-bootz-n-fixes.patch
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From 2d4223f7ac8a96eb79cd002882d6c4e2ea5c5f33 Mon Sep 17 00:00:00 2001
From: Robert Nelson <[email protected]>
Date: Wed, 27 May 2015 10:36:59 -0500
Subject: [PATCH] mx6qsabre_common: uEnv.txt, bootz, n fixes
Signed-off-by: Robert Nelson <[email protected]>
---
include/configs/mx6sabre_common.h | 139 +++++++++++++++++++++++++++++++++-----
1 file changed, 121 insertions(+), 18 deletions(-)
diff --git a/include/configs/mx6sabre_common.h b/include/configs/mx6sabre_common.h
index 6a37ae7..f790695 100644
--- a/include/configs/mx6sabre_common.h
+++ b/include/configs/mx6sabre_common.h
@@ -83,14 +83,18 @@
"image=zImage\0" \
"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
"fdt_addr=0x18000000\0" \
+ "rdaddr=0x12A00000\0" \
"boot_fdt=try\0" \
"ip_dyn=yes\0" \
- "console=" CONFIG_CONSOLE_DEV "\0" \
+ "console=ttymxc0,115200\0" \
+ "optargs=\0" \
+ "cmdline=\0" \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
"mmcpart=1\0" \
- "mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
+ "mmcroot=/dev/mmcblk0p2 ro\0" \
+ "mmcrootfstype=ext4 rootwait fixrtc\0" \
"update_sd_firmware=" \
"if test ${ip_dyn} = yes; then " \
"setenv get_cmd dhcp; " \
@@ -105,15 +109,55 @@
"fi; " \
"fi\0" \
EMMC_ENV \
- "mmcargs=setenv bootargs console=${console},${baudrate} " \
- "root=${mmcroot}\0" \
+ "mmcargs=setenv bootargs console=${console}" \
+ "${optargs} " \
+ "root=${mmcroot} " \
+ "rootfstype=${mmcrootfstype} " \
+ "${cmdline}\0" \
"loadbootscript=" \
"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"source\0" \
- "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
- "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
- "mmcboot=echo Booting from mmc ...; " \
+ "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
+ "loadrd=load mmc ${bootpart} ${rdaddr} ${bootdir}/${rdfile}; setenv rdsize ${filesize}\0" \
+ "loadfdt=echo loading ${fdtdir}/${fdt_file} ...; load mmc ${bootpart} ${fdt_addr} ${fdtdir}/${fdt_file}\0" \
+ "mmcboot=mmc dev ${mmcdev}; " \
+ "if mmc rescan; then " \
+ "echo SD/MMC found on device ${mmcdev};" \
+ "setenv bootpart ${mmcdev}:1; " \
+ "echo Checking for: /uEnv.txt ...;" \
+ "if test -e mmc ${bootpart} /uEnv.txt; then " \
+ "load mmc ${bootpart} ${loadaddr} /uEnv.txt;" \
+ "env import -t ${loadaddr} ${filesize};" \
+ "echo Loaded environment from /uEnv.txt;" \
+ "echo Checking if uenvcmd is set ...;" \
+ "if test -n ${uenvcmd}; then " \
+ "echo Running uenvcmd ...;" \
+ "run uenvcmd;" \
+ "fi;" \
+ "fi; " \
+ "echo Checking for: /boot/uEnv.txt ...;" \
+ "for i in 1 2 3 4 5 6 7 ; do " \
+ "setenv mmcpart ${i};" \
+ "setenv bootpart ${mmcdev}:${mmcpart};" \
+ "if test -e mmc ${bootpart} /boot/uEnv.txt; then " \
+ "load mmc ${bootpart} ${loadaddr} /boot/uEnv.txt;" \
+ "env import -t ${loadaddr} ${filesize};" \
+ "echo Loaded environment from /boot/uEnv.txt;" \
+ "if test -n ${dtb}; then " \
+ "setenv fdt_file ${dtb};" \
+ "echo Using: dtb=${fdt_file} ...;" \
+ "fi;" \
+ "echo Checking if uname_r is set in /boot/uEnv.txt...;" \
+ "if test -n ${uname_r}; then " \
+ "echo Running uname_boot ...;" \
+ "setenv mmcroot /dev/mmcblk${mmckernel}p${mmcpart} ro;" \
+ "run uname_boot;" \
+ "fi;" \
+ "fi;" \
+ "done;" \
+ "fi;\0" \
+ "mmcboot_old=echo Booting from mmc ...; " \
"run mmcargs; " \
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
"if run loadfdt; then " \
@@ -151,20 +195,79 @@
"fi; " \
"else " \
"bootz; " \
+ "fi;\0" \
+ "uname_boot="\
+ "setenv bootdir /boot; " \
+ "setenv bootfile vmlinuz-${uname_r}; " \
+ "if test -e mmc ${bootpart} ${bootdir}/${bootfile}; then " \
+ "echo loading ${bootdir}/${bootfile} ...; "\
+ "run loadimage;" \
+ "setenv fdtdir /boot/dtbs/${uname_r}; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /usr/lib/linux-image-${uname_r}; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /lib/firmware/${uname_r}/device-tree; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /boot/dtb-${uname_r}; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /boot/dtbs; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /boot/dtb; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "setenv fdtdir /boot; " \
+ "if test -e mmc ${bootpart} ${fdtdir}/${fdt_file}; then " \
+ "run loadfdt;" \
+ "else " \
+ "echo; echo unable to find ${fdt_file} ...; echo booting legacy ...;"\
+ "run mmcargs;" \
+ "echo debug: [${bootargs}] ... ;" \
+ "echo debug: [bootz ${loadaddr}] ... ;" \
+ "bootz ${loadaddr}; " \
+ "fi;" \
+ "fi;" \
+ "fi;" \
+ "fi;" \
+ "fi;" \
+ "fi;" \
+ "fi; " \
+ "setenv rdfile initrd.img-${uname_r}; " \
+ "if test -e mmc ${bootpart} ${bootdir}/${rdfile}; then " \
+ "echo loading ${bootdir}/${rdfile} ...; "\
+ "run loadrd;" \
+ "if test -n ${uuid}; then " \
+ "setenv mmcroot UUID=${uuid} ro;" \
+ "fi;" \
+ "run mmcargs;" \
+ "echo debug: [${bootargs}] ... ;" \
+ "echo debug: [bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdt_addr}] ... ;" \
+ "bootz ${loadaddr} ${rdaddr}:${rdsize} ${fdt_addr}; " \
+ "else " \
+ "run mmcargs;" \
+ "echo debug: [${bootargs}] ... ;" \
+ "echo debug: [bootz ${loadaddr} - ${fdt_addr}] ... ;" \
+ "bootz ${loadaddr} - ${fdt_addr}; " \
+ "fi;" \
"fi;\0"
#define CONFIG_BOOTCOMMAND \
- "mmc dev ${mmcdev};" \
- "if mmc rescan; then " \
- "if run loadbootscript; then " \
- "run bootscript; " \
- "else " \
- "if run loadimage; then " \
- "run mmcboot; " \
- "else run netboot; " \
- "fi; " \
- "fi; " \
- "else run netboot; fi"
+ "setenv mmcdev 1;" \
+ "setenv mmckernel 0;" \
+ "run mmcboot;" \
+ "setenv mmcdev 0;" \
+ "setenv mmckernel 0;" \
+ "run mmcboot;"
#define CONFIG_ARP_TIMEOUT 200UL
--
2.1.4