| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright 2018-present Facebook, Inc. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; version 2 of |
| * the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include <arch/exception.h> |
| #include <console/console.h> |
| #include <delay.h> |
| #include <program_loading.h> |
| #include <symbols.h> |
| #include <timestamp.h> |
| #include <soc/bootblock.h> |
| |
| DECLARE_OPTIONAL_REGION(timestamp); |
| |
| __attribute__((weak)) void bootblock_mainboard_early_init(void) { /* no-op */ } |
| __attribute__((weak)) void bootblock_soc_early_init(void) { /* do nothing */ } |
| __attribute__((weak)) void bootblock_soc_init(void) { /* do nothing */ } |
| __attribute__((weak)) void bootblock_mainboard_init(void) { /* do nothing */ } |
| |
| |
| /* C code entry point for the boot block */ |
| void bootblock_main(const uint64_t reg_x0, |
| const uint64_t reg_pc) |
| { |
| uint64_t base_timestamp = 0; |
| |
| init_timer(); |
| |
| if (IS_ENABLED(CONFIG_COLLECT_TIMESTAMPS)) |
| base_timestamp = timestamp_get(); |
| |
| /* Initialize timestamps if we have TIMESTAMP region in memlayout.ld. */ |
| if (IS_ENABLED(CONFIG_COLLECT_TIMESTAMPS) && REGION_SIZE(timestamp) > 0) |
| timestamp_init(base_timestamp); |
| |
| bootblock_soc_early_init(); |
| bootblock_mainboard_early_init(); |
| |
| if (IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) { |
| console_init(); |
| exception_init(); |
| |
| if (reg_x0) |
| printk(BIOS_ERR, |
| "BOOTBLOCK: RST Boot Failure Code %lld\n", |
| reg_x0); |
| } |
| |
| bootblock_soc_init(); |
| bootblock_mainboard_init(); |
| |
| run_romstage(); |
| } |