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

[Rajesh Bhagat]

> -----Original Message-----
> From: York Sun
> Sent: Thursday, October 05, 2017 8:27 PM
> To: Rajesh Bhagat <rajesh.bhagat at nxp.com>; u-boot at lists.denx.de
> Cc: Bhaskar Upadhaya <bhaskar.upadhaya at nxp.com>
> Subject: Re: [PATCH v4] arm64: ls1012ardb: Add distro boot support
> 
> 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%2Fpatc
> >
> hwork.ozlabs.org%2Fpatch%2F808617%2F&data=01%7C01%7Cyork.sun%40nxp.com
> > %7C4712a6e59b864697f6c108d50bcdaeac%7C686ea1d3bc2b4c6fa92cd99c5c301635
> >
> %7C0&sdata=dzkaNe45yeHuhF8P0%2F3DXSfZIX1c%2FWf9%2FMAMUwwIpV4%3D&re
> serv
> > ed=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.
> 

Yes, this patch depends on below patch as that changes CONFIG_ENV_OFFSET 
which is required for distro boot. 

http://patchwork.ozlabs.org/patch/808617/


> York