| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Copyright (C) 2015 Stefan Roese <sr@denx.de> |
| */ |
| |
| #ifndef _CONFIG_CLEARFOG_H |
| #define _CONFIG_CLEARFOG_H |
| |
| #include <linux/stringify.h> |
| |
| /* |
| * High Level Configuration Options (easy to change) |
| */ |
| |
| /* |
| * TEXT_BASE needs to be below 16MiB, since this area is scrubbed |
| * for DDR ECC byte filling in the SPL before loading the main |
| * U-Boot into it. |
| */ |
| |
| /* Environment in MMC */ |
| /* |
| * For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC |
| * boot image starts @ LBA-0. |
| * As result in MMC/eMMC case it will be a 1 sector gap between u-boot |
| * image and environment |
| */ |
| |
| /* Keep device tree and initrd in lower memory so the kernel can access them */ |
| #define RELOCATION_LIMITS_ENV_SETTINGS \ |
| "fdt_high=0x10000000\0" \ |
| "initrd_high=0x10000000\0" |
| |
| /* |
| * mv-common.h should be defined after CMD configs since it used them |
| * to enable certain macros |
| */ |
| #include "mv-common.h" |
| |
| /* Include the common distro boot environment */ |
| #ifdef CONFIG_MMC |
| #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) |
| #else |
| #define BOOT_TARGET_DEVICES_MMC(func) |
| #endif |
| |
| #ifdef CONFIG_USB_STORAGE |
| #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) |
| #else |
| #define BOOT_TARGET_DEVICES_USB(func) |
| #endif |
| |
| #ifndef CONFIG_SCSI |
| #define BOOT_TARGET_DEVICES_SCSI_BUS0(func) |
| #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) |
| #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) |
| #else |
| /* |
| * With SCSI enabled, M.2 SATA is always located on bus 0 |
| */ |
| #define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0) |
| |
| /* |
| * Either one or both mPCIe slots may be configured as mSATA interfaces. The |
| * SCSI bus ids are assigned based on sequence of hardware present, not always |
| * tied to hardware slot ids. As such, use second SCSI bus if either slot is |
| * set for SATA, and only use third SCSI bus if both slots are SATA enabled. |
| */ |
| #if defined (CONFIG_CLEARFOG_CON2_SATA) || defined (CONFIG_CLEARFOG_CON3_SATA) |
| #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1) |
| #else |
| #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) |
| #endif |
| |
| #if defined (CONFIG_CLEARFOG_CON2_SATA) && defined (CONFIG_CLEARFOG_CON3_SATA) |
| #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2) |
| #else |
| #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) |
| #endif |
| |
| #endif /* CONFIG_SCSI */ |
| |
| /* |
| * The SCSI buses are attempted in increasing bus order, there is no current |
| * mechanism to alter the default bus priority order for booting. |
| */ |
| #define BOOT_TARGET_DEVICES(func) \ |
| BOOT_TARGET_DEVICES_MMC(func) \ |
| BOOT_TARGET_DEVICES_USB(func) \ |
| BOOT_TARGET_DEVICES_SCSI_BUS0(func) \ |
| BOOT_TARGET_DEVICES_SCSI_BUS1(func) \ |
| BOOT_TARGET_DEVICES_SCSI_BUS2(func) \ |
| func(PXE, pxe, na) \ |
| func(DHCP, dhcp, na) |
| |
| #define KERNEL_ADDR_R __stringify(0x800000) |
| #define FDT_ADDR_R __stringify(0x100000) |
| #define RAMDISK_ADDR_R __stringify(0x1800000) |
| #define SCRIPT_ADDR_R __stringify(0x200000) |
| #define PXEFILE_ADDR_R __stringify(0x300000) |
| |
| #define LOAD_ADDRESS_ENV_SETTINGS \ |
| "kernel_addr_r=" KERNEL_ADDR_R "\0" \ |
| "fdt_addr_r=" FDT_ADDR_R "\0" \ |
| "ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \ |
| "scriptaddr=" SCRIPT_ADDR_R "\0" \ |
| "pxefile_addr_r=" PXEFILE_ADDR_R "\0" |
| |
| #define CFG_EXTRA_ENV_SETTINGS \ |
| RELOCATION_LIMITS_ENV_SETTINGS \ |
| LOAD_ADDRESS_ENV_SETTINGS \ |
| "console=ttyS0,115200\0" \ |
| "usbboot=usb start; fatload usb 0:1 ${scriptaddr} boot.scr; source ${scriptaddr}\0" \ |
| "bootcmd=test -n \"${BOOT_A_LEFT}\" || setenv BOOT_A_LEFT 3;" \ |
| "test -n \"${BOOT_B_LEFT}\" || setenv BOOT_B_LEFT 3;" \ |
| "test -n \"${BOOT_ORDER}\" || setenv BOOT_ORDER \"A B\";" \ |
| "for BOOT_SLOT in \"${BOOT_ORDER}\"; do" \ |
| " if test \"x${rauc_part}\" != \"x\"; then" \ |
| " ;" \ |
| " elif test \"x${BOOT_SLOT}\" = \"xA\"; then" \ |
| " if test ${BOOT_A_LEFT} -gt 0; then" \ |
| " setexpr BOOT_A_LEFT ${BOOT_A_LEFT} - 1;" \ |
| " echo \"Found valid slot A, ${BOOT_A_LEFT} attempts remaining\";" \ |
| " rauc_part=1;" \ |
| " rauc_slot=A;" \ |
| " fi;" \ |
| " elif test \"x${BOOT_SLOT}\" = \"xB\"; then" \ |
| " if test ${BOOT_B_LEFT} -gt 0; then" \ |
| " setexpr BOOT_B_LEFT ${BOOT_B_LEFT} - 1;" \ |
| " echo \"Found valid slot B, ${BOOT_B_LEFT} attempts remaining\";" \ |
| " rauc_part=3;" \ |
| " rauc_slot=B;" \ |
| " fi;" \ |
| " fi;" \ |
| "done;" \ |
| "if test -n \"${rauc_part}\"; then" \ |
| " saveenv ;" \ |
| "else" \ |
| " echo \"No valid slot found, resetting tries to 3\";" \ |
| " setenv BOOT_A_LEFT 3;" \ |
| " setenv BOOT_B_LEFT 3;" \ |
| " saveenv;" \ |
| " reset;" \ |
| "fi;" \ |
| "load mmc 0:${rauc_part} ${scriptaddr} /boot/boot.scr || reset;" \ |
| "source ${scriptaddr} || reset\0" |
| |
| #endif /* _CONFIG_CLEARFOG_H */ |