diff options
author | Faiz Abbas <faiz_abbas@ti.com> | 2019-10-15 18:24:41 +0530 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2019-10-23 20:47:12 -0400 |
commit | 13b6770c0513eb80596c862b0c513101b5449934 (patch) | |
tree | 0bbb82b4bfbebce80a3c85bdfbae16d51ff1824a /include/environment | |
parent | a539c8bd7dffa144bdc4826d5858a515f626856f (diff) |
env: ti: Add environment variables to boot from UFS
Add environment variables to boot kernel from a filesystem contained in
the 2nd UFS LUN. The user can boot from a ufs filesystem just by
entering the following commands.
=> setenv boot ufs
=> boot
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Diffstat (limited to 'include/environment')
-rw-r--r-- | include/environment/ti/ufs.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/environment/ti/ufs.h b/include/environment/ti/ufs.h new file mode 100644 index 0000000000..d457e20308 --- /dev/null +++ b/include/environment/ti/ufs.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com + * + * Environment variable definitions for UFS on TI boards. + */ + +#ifndef __TI_UFS_H +#define __TI_UFS_H + +#define DEFAULT_UFS_TI_ARGS \ + "scsirootfstype=ext4 rootwait\0" \ + "ufs_finduuid=part uuid scsi ${bootpart} uuid\0" \ + "args_ufs=setenv devtype scsi;setenv bootpart 1:1;" \ + "run ufs_finduuid;setenv bootargs console = ${console} " \ + "${optargs}" \ + "root=PARTUUID=${uuid} rw " \ + "rootfstype=${scsirootfstype};" \ + "setenv devtype scsi;" \ + "setenv bootpart 1:1\0" \ + "init_ufs=ufs init; scsi scan; run args_ufs\0" \ + "get_kern_ufs=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${name_kern}\0" \ + "get_fdt_ufs=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ + "get_overlay_ufs=" \ + "fdt address ${fdtaddr};" \ + "fdt resize 0x100000;" \ + "for overlay in $name_overlays;" \ + "do;" \ + "load scsi ${bootpart} ${overlayaddr} ${bootdir}/${overlay} && " \ + "fdt apply ${overlayaddr};" \ + "done;\0" + +#endif |