diff --git a/board/CZ.NIC/turris_omnia/turris_omnia.c b/board/CZ.NIC/turris_omnia/turris_omnia.c index d3de8004eb..ade923f599 100644 --- a/board/CZ.NIC/turris_omnia/turris_omnia.c +++ b/board/CZ.NIC/turris_omnia/turris_omnia.c @@ -337,29 +337,6 @@ static int set_regdomain(void) return env_set("regdomain", rd); } -/* - * default factory reset bootcommand on Omnia first sets all the front LEDs - * to green and then tries to load the rescue image from SPI flash memory and - * boot it - */ -#define OMNIA_FACTORY_RESET_BOOTCMD \ - "i2c dev 2; " \ - "i2c mw 0x2a.1 0x3 0x1c 1; " \ - "i2c mw 0x2a.1 0x4 0x1c 1; " \ - "mw.l 0x01000000 0x00ff000c; " \ - "i2c write 0x01000000 0x2a.1 0x5 4 -s; " \ - "setenv bootargs \"earlyprintk console=ttyS0,115200" \ - " omniarescue=$omnia_reset rescue_mode=$omnia_reset\"; " \ - "sf probe; " \ - "sf read 0x1000000 0x100000 0x700000; " \ - "lzmadec 0x1000000 0x1700000; " \ - "if gpio input gpio@71_4; then " \ - "bootm 0x1700000#sfp; " \ - "else " \ - "bootm 0x1700000; " \ - "fi; " \ - "bootz 0x1000000" - static void handle_reset_button(void) { int ret; @@ -375,8 +352,36 @@ static void handle_reset_button(void) env_set_ulong("omnia_reset", reset_status); if (reset_status) { + const char * const vars[3] = { + "bootcmd", + "bootcmd_rescue", + "distro_bootcmd", + }; + + /* + * Set the above envs to their default values, in case the user + * managed to break them. + */ + env_set_default_vars(3, (char * const *)vars, 0); + + /* Ensure bootcmd_rescue is used by distroboot */ + env_set("boot_targets", "rescue"); + printf("RESET button was pressed, overwriting bootcmd!\n"); - env_set("bootcmd", OMNIA_FACTORY_RESET_BOOTCMD); + } else { + /* + * In case the user somehow managed to save environment with + * boot_targets=rescue, reset boot_targets to default value. + * This could happen in subsequent commands if bootcmd_rescue + * failed. + */ + if (!strcmp(env_get("boot_targets"), "rescue")) { + const char * const vars[1] = { + "boot_targets", + }; + + env_set_default_vars(1, (char * const *)vars, 0); + } } } #endif diff --git a/include/configs/turris_omnia.h b/include/configs/turris_omnia.h index 0b55c14d8b..7da18f97db 100644 --- a/include/configs/turris_omnia.h +++ b/include/configs/turris_omnia.h @@ -108,12 +108,35 @@ #include +/* + * The factory reset bootcommand on Omnia first sets all the front LEDs to green + * and then tries to load the rescue image from SPI flash memory and boot it + */ +#define TURRIS_OMNIA_BOOTCMD_RESCUE \ + "i2c dev 2; " \ + "i2c mw 0x2a.1 0x3 0x1c 1; " \ + "i2c mw 0x2a.1 0x4 0x1c 1; " \ + "mw.l 0x01000000 0x00ff000c; " \ + "i2c write 0x01000000 0x2a.1 0x5 4 -s; " \ + "setenv bootargs \"earlyprintk console=ttyS0,115200" \ + " omniarescue=$omnia_reset rescue_mode=$omnia_reset\"; " \ + "sf probe; " \ + "sf read 0x1000000 0x100000 0x700000; " \ + "lzmadec 0x1000000 0x1700000; " \ + "if gpio input gpio@71_4; then " \ + "bootm 0x1700000#sfp; " \ + "else " \ + "bootm 0x1700000; " \ + "fi; " \ + "bootz 0x1000000" + #define CONFIG_EXTRA_ENV_SETTINGS \ RELOCATION_LIMITS_ENV_SETTINGS \ LOAD_ADDRESS_ENV_SETTINGS \ "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \ "console=ttyS0,115200\0" \ "ethact=ethernet@34000\0" \ + "bootcmd_rescue=" TURRIS_OMNIA_BOOTCMD_RESCUE "\0" \ BOOTENV #endif /* CONFIG_SPL_BUILD */