[U-Boot] [PATCH v4] arm64: ls1012ardb: Add distro boot support

[York Sun]

On 10/05/2017 01:47 AM, Rajesh Bhagat wrote:
> Include common config_distro_defaults.h and config_distro_bootcmd.h
> for u-boot enviroments to support automatical distro boot which
> scan boot.scr from external storage devices(e.g. SD and USB)
> and execute autoboot script.
> 
> Signed-off-by: Bhaskar Upadhaya <Bhaskar.Upadhaya at nxp.com>
> Signed-off-by: Rajesh Bhagat <rajesh.bhagat at nxp.com>
> ---
> Depends on:
> https://emea01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpatchwork.ozlabs.org%2Fpatch%2F808617%2F&data=01%7C01%7Cyork.sun%40nxp.com%7C4712a6e59b864697f6c108d50bcdaeac%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0&sdata=dzkaNe45yeHuhF8P0%2F3DXSfZIX1c%2FWf9%2FMAMUwwIpV4%3D&reserved=0
> 
> Changes in v4:
>  - Removed the extra "\" character from macro definition
>  - Dropped the #if for CONFIG_BOOTCOMMAND
> 
> Changes in v3:
>  Removed pfe stop command from BOOTCMD
> 
> Changes in v2:
>  Rebased to latest u-boot
> 
>  configs/ls1012ardb_qspi_defconfig |  1 +
>  include/configs/ls1012a_common.h  | 10 ++++++++-
>  include/configs/ls1012ardb.h      | 43 +++++++++++++++++++++++++++++++++++++++
>  3 files changed, 53 insertions(+), 1 deletion(-)
> 
> diff --git a/configs/ls1012ardb_qspi_defconfig b/configs/ls1012ardb_qspi_defconfig
> index 81702e3..39d7a54 100644
> --- a/configs/ls1012ardb_qspi_defconfig
> +++ b/configs/ls1012ardb_qspi_defconfig
> @@ -50,3 +50,4 @@ CONFIG_DM_USB=y
>  CONFIG_USB_XHCI_HCD=y
>  CONFIG_USB_XHCI_DWC3=y
>  CONFIG_USB_STORAGE=y
> +CONFIG_DISTRO_DEFAULTS=y
> diff --git a/include/configs/ls1012a_common.h b/include/configs/ls1012a_common.h
> index 096799e..b2d2307 100644
> --- a/include/configs/ls1012a_common.h
> +++ b/include/configs/ls1012a_common.h
> @@ -90,6 +90,14 @@
>  #define CONFIG_HWCONFIG
>  #define HWCONFIG_BUFFER_SIZE		128
>  
> +#include <config_distro_defaults.h>
> +#ifndef CONFIG_SPL_BUILD
> +#define BOOT_TARGET_DEVICES(func) \
> +	func(MMC, mmc, 0) \
> +	func(USB, usb, 0)
> +#include <config_distro_bootcmd.h>
> +#endif
> +
>  /* Initial environment variables */
>  #define CONFIG_EXTRA_ENV_SETTINGS		\
>  	"verify=no\0"				\
> @@ -101,6 +109,7 @@
>  	"kernel_load=0xa0000000\0"		\
>  	"kernel_size=0x2800000\0"		\
>  
> +#undef CONFIG_BOOTCOMMAND
>  #define CONFIG_BOOTCOMMAND		"sf probe 0:0; sf read $kernel_load "\
>  					"$kernel_start $kernel_size && "\
>  					"bootm $kernel_load"
> @@ -108,7 +117,6 @@
>  /* Monitor Command Prompt */
>  #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size */
>  #define CONFIG_SYS_LONGHELP
> -#define CONFIG_CMDLINE_EDITING		1
>  #define CONFIG_AUTO_COMPLETE
>  #define CONFIG_SYS_MAXARGS		64	/* max command args */
>  
> diff --git a/include/configs/ls1012ardb.h b/include/configs/ls1012ardb.h
> index e9edcd2..e612840 100644
> --- a/include/configs/ls1012ardb.h
> +++ b/include/configs/ls1012ardb.h
> @@ -70,6 +70,49 @@
>  #define CONFIG_SYS_MEMTEST_START	0x80000000
>  #define CONFIG_SYS_MEMTEST_END		0x9fffffff
>  
> +#undef CONFIG_EXTRA_ENV_SETTINGS
> +#define CONFIG_EXTRA_ENV_SETTINGS		\
> +	"verify=no\0"				\
> +	"fdt_high=0xffffffffffffffff\0"		\
> +	"initrd_high=0xffffffffffffffff\0"	\
> +	"fdt_addr=0x00f00000\0"			\
> +	"kernel_addr=0x01000000\0"		\
> +	"scriptaddr=0x80000000\0"		\
> +	"fdtheader_addr_r=0x80100000\0"		\
> +	"kernelheader_addr_r=0x80200000\0"	\
> +	"kernel_addr_r=0x81000000\0"		\
> +	"fdt_addr_r=0x90000000\0"		\
> +	"load_addr=0xa0000000\0"		\
> +	"kernel_size=0x2800000\0"		\
> +	"console=ttyS0,115200\0"		\
> +	BOOTENV					\
> +	"boot_scripts=ls1012ardb_boot.scr\0"	\
> +	"scan_dev_for_boot_part="		\
> +	     "part list ${devtype} ${devnum} devplist; "	\
> +	     "env exists devplist || setenv devplist 1; "	\
> +	     "for distro_bootpart in ${devplist}; do "		\
> +		  "if fstype ${devtype} "			\
> +		      "${devnum}:${distro_bootpart} "		\
> +		      "bootfstype; then "			\
> +		      "run scan_dev_for_boot; "	\
> +		  "fi; "			\
> +	      "done\0"				\
> +	"scan_dev_for_boot="				  \
> +		"echo Scanning ${devtype} "		  \
> +				"${devnum}:${distro_bootpart}...; "  \
> +		"for prefix in ${boot_prefixes}; do "	  \
> +			"run scan_dev_for_scripts; "	  \
> +		"done;"					  \
> +		"\0"					  \
> +	"installer=load mmc 0:2 $load_addr "	\
> +		   "/flex_installer_arm64.itb; "	\
> +		   "bootm $load_addr#$board\0"	\
> +	"qspi_bootcmd=echo Trying load from qspi..;"	\
> +		"sf probe && sf read $load_addr "	\
> +		"$kernel_addr $kernel_size && bootm $load_addr#$board\0"
> +


Do you really depend on the patch in the link? You just redefined
CONFIG_EXTRA_ENV_SETTINGS.

York