uboot4grub-am335x_bone-2015.04-2: add uEnv.txt and update 0001-parabola-arm-modifications+grub-support.patch

1 files changed, 50 insertions, 13 deletions

diff --git a/libre-testing/uboot4grub-am335x_bone/0001-parabola-arm-modifications+grub-support.patch b/libre-testing/uboot4grub-am335x_bone/0001-parabola-arm-modifications+grub-support.patch
index 351d31be8..335672fc0 100644
--- a/libre-testing/uboot4grub-am335x_bone/0001-parabola-arm-modifications+grub-support.patch
+++ b/libre-testing/uboot4grub-am335x_bone/0001-parabola-arm-modifications+grub-support.patch
@@ -12,7 +12,7 @@ diff -Nur u-boot-2015.04.orig/configs/am335x_evm_defconfig u-boot-2015.04/config
  CONFIG_TARGET_AM335X_EVM=y
 diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/include/configs/am335x_evm.h
 --- u-boot-2015.04.orig/include/configs/am335x_evm.h	2015-04-13 11:53:03.000000000 -0300
-+++ u-boot-2015.04/include/configs/am335x_evm.h	2015-10-07 02:51:55.094878459 -0300
++++ u-boot-2015.04/include/configs/am335x_evm.h	2015-10-16 14:16:56.088111386 -0300
 @@ -17,6 +17,7 @@
  #define __CONFIG_AM335X_EVM_H
  
@@ -35,7 +35,7 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
  
  #ifdef CONFIG_NAND
  #define NANDARGS \
-@@ -70,127 +78,21 @@
+@@ -70,127 +78,64 @@
  #ifndef CONFIG_SPL_BUILD
  #define CONFIG_EXTRA_ENV_SETTINGS \
  	DEFAULT_LINUX_BOOT_ENV \
@@ -45,12 +45,12 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
  	"bootdir=/boot\0" \
 -	"bootfile=zImage\0" \
 -	"fdtfile=undefined\0" \
--	"console=ttyO0,115200n8\0" \
 +	"grubfile=grub/arm-uboot/core.img\0" \
+ 	"console=ttyO0,115200n8\0" \
  	"partitions=" \
  		"uuid_disk=${uuid_gpt_disk};" \
  		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
--	"optargs=\0" \
+ 	"optargs=\0" \
 -	"mmcdev=0\0" \
 -	"mmcroot=/dev/mmcblk0p2 ro\0" \
 -	"mmcrootfstype=ext4 rootwait\0" \
@@ -60,8 +60,11 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
 -		"::off\0" \
 -	"ramroot=/dev/ram0 rw\0" \
 -	"ramrootfstype=ext2\0" \
--	"mmcargs=setenv bootargs console=${console} " \
--		"${optargs} " \
++	"cape_disable=\0" \
++	"cape_enable=\0" \
++	"cmdline=\0" \
+ 	"mmcargs=setenv bootargs console=${console} " \
+ 		"${optargs} " \
 -		"root=${mmcroot} " \
 -		"rootfstype=${mmcrootfstype}\0" \
 -	"spiroot=/dev/mtdblock4 rw\0" \
@@ -115,7 +118,40 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
 -				"if run loadbootenv; then " \
 -					"echo Loaded environment from ${bootenv};" \
 -					"run importbootenv;" \
--				"fi;" \
++		"${cape_disable} " \
++		"${cape_enable} " \
++		"root=${root} " \
++		"${cmdline}\0" \
++	"loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${grubfile}\0" \
++	"mmcboot=usb start;" \
++		"for devtype in mmc usb; do " \
++			"for devnum in 0 1; do " \
++				"if ${devtype} dev ${devnum}; then " \
++					"echo ${devtype} found on device ${devnum};" \
++					"setenv bootpart ${devnum}:1;" \
++					"part uuid ${devtype} ${bootpart} uuid;" \
++					"setenv root PARTUUID=${uuid} rw rootwait fixrtc;" \
++					"echo Checking for: ${bootdir}/uEnv.txt ...;" \
++					"gpio set 54;" \
++					"if test -e ${devtype} ${bootpart} ${bootdir}/uEnv.txt; then " \
++						"load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/uEnv.txt;" \
++						"env import -t ${loadaddr} ${filesize};" \
++						"echo Loaded environment from ${bootdir}/uEnv.txt;" \
++						"echo Checking if uenvcmd is set ...;" \
++						"if test -n ${uenvcmd}; then " \
++							"echo Running uenvcmd ...;" \
++							"run uenvcmd;" \
++						"fi;" \
++					"fi;" \
++					"gpio set 55;" \
++					"if run loadimage; then " \
++						"run mmcargs;" \
++					"else " \
++						"echo No GRUB found;" \
++					"fi;" \
++					"gpio clear 54; gpio clear 55;" \
++					"setexpr devnum ${devnum} + 1;" \
+ 				"fi;" \
 -				"if test -n $uenvcmd; then " \
 -					"echo Running uenvcmd ...;" \
 -					"run uenvcmd;" \
@@ -151,9 +187,8 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
 -			"setenv fdtfile am335x-evmsk.dtb; fi; " \
 -		"if test $fdtfile = undefined; then " \
 -			"echo WARNING: Could not determine device tree to use; fi; \0" \
-+	"grubboot=for devtype in mmc usb; do " \
-+		"load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${grubfile}" \
-+	"done;\0" \
++			"done;" \
++		"done;\0" \
  	NANDARGS \
  	DFUARGS
  #endif
@@ -163,13 +198,15 @@ diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/includ
 -	"run mmcboot;" \
 -	"setenv mmcdev 1; " \
 -	"setenv bootpart 1:2; " \
--	"run mmcboot;" \
++	"gpio set 53;" \
+ 	"run mmcboot;" \
 -	"run nandboot;"
-+	"run grubboot;"
++	"gpio clear 54; gpio clear 55;" \
++	"gpio set 56"
  
  /* NS16550 Configuration */
  #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
-@@ -329,9 +231,8 @@
+@@ -329,9 +274,8 @@
  #endif
  
  #ifdef CONFIG_MUSB_GADGET