mirror of
https://github.com/AsahiLinux/u-boot
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d8f6db4768
Add slimbootloader board to run U-boot as a Slim Bootloader payload - Add new board/intel/slimbootloader directory with minimum codes - Add slimbootloader configuration files - Add doc/board/intel/slimbootloader.rst Signed-off-by: Aiden Park <aiden.park@intel.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> [bmeng: add slimbootloader board MAINTAINERS file] Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2019 Intel Corporation <www.intel.com>
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*/
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#ifndef __SLIMBOOTLOADER_CONFIG_H__
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#define __SLIMBOOTLOADER_CONFIG_H__
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#include <configs/x86-common.h>
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/*
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* By default, CONFIG_SYS_NS16550_PORT_MAPPED is enabled for port io serial.
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* To use mmio base serial, enable CONFIG_SYS_NS16550_MEM32 and disable
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* CONFIG_SYS_NS16550_PORT_MAPPED until ns16550 driver supports serial port
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* configuration in run-time.
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*
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* #define CONFIG_SYS_NS16550_MEM32
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* #undef CONFIG_SYS_NS16550_PORT_MAPPED
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*/
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#ifdef CONFIG_SYS_NS16550_MEM32
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#undef CONFIG_SYS_NS16550_PORT_MAPPED
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#endif
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#define CONFIG_STD_DEVICES_SETTINGS \
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"stdin=serial,i8042-kbd,usbkbd\0" \
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"stdout=serial\0" \
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"stderr=serial\0"
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/*
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* Override CONFIG_EXTRA_ENV_SETTINGS in x86-common.h
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*/
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#undef CONFIG_EXTRA_ENV_SETTINGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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CONFIG_STD_DEVICES_SETTINGS \
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"netdev=eth0\0" \
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"consoledev=ttyS0\0" \
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"ramdiskaddr=0x4000000\0" \
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"ramdiskfile=initrd\0" \
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"bootdev=usb\0" \
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"bootdevnum=0\0" \
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"bootdevpart=0\0" \
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"bootfsload=fatload\0" \
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"bootusb=setenv bootdev usb; boot\0" \
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"bootscsi=setenv bootdev scsi; boot\0" \
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"bootmmc=setenv bootdev mmc; boot\0" \
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"bootargs=console=ttyS0,115200 console=tty0\0"
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/*
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* Override CONFIG_BOOTCOMMAND in x86-common.h
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*/
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#undef CONFIG_BOOTCOMMAND
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#define CONFIG_BOOTCOMMAND \
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"if test ${bootdev} = \"usb\"; then ${bootdev} start; fi; " \
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"if test ${bootdev} = \"scsi\"; then ${bootdev} scan; fi; " \
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"${bootdev} info; " \
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"${bootfsload} ${bootdev} ${bootdevnum}:${bootdevpart} " \
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"${loadaddr} ${bootfile}; " \
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"${bootfsload} ${bootdev} ${bootdevnum}:${bootdevpart} " \
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"${ramdiskaddr} ${ramdiskfile}; " \
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"zboot ${loadaddr} 0 ${ramdiskaddr} ${filesize}"
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#endif /* __SLIMBOOTLOADER_CONFIG_H__ */
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