| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright (c) 2019 Amlogic, Inc. All rights reserved. |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <env.h> |
| #include <malloc.h> |
| #include <asm/byteorder.h> |
| #include <config.h> |
| #include <asm/amlogic/arch/io.h> |
| #include <amlogic/partition_table.h> |
| #include <amlogic/libavb/libavb.h> |
| #include <version.h> |
| #include <amlogic/storage.h> |
| |
| #include "cmd_bootctl_utils.h" |
| #ifndef getenv |
| #define getenv env_get |
| #endif |
| |
| #define MISC_BUFSIZE_AVB 2080 |
| #define MISC_BUFSIZE_VAB 2080 |
| #define MISC_BUFSIZE_NORMAL 1088 |
| |
| static size_t g_miscbuf_size; |
| |
| int aml_get_boot_mode(void) |
| { |
| #if defined(CONFIG_UNIFY_BOOTLOADER) && !defined(CONFIG_SYSTEM_RTOS) |
| // If need enable unify bootloader function, we need do: |
| // 1. Add #define CONFIG_UNIFY_BOOTLOADER in board/amlogic/configs/xxx.h |
| // 2. Add below dts config |
| // cur-sys-type = "systype-xxx"; xxx is rdk or atv or yocto |
| // in "arch/arm64/boot/dts/amlogic/xx.dts" top node |
| char cmdbuf[128] = {0}; |
| int ret = 0; |
| char *temp_env = NULL; |
| |
| memset(cmdbuf, 0, sizeof(cmdbuf)); |
| sprintf(cmdbuf, "fdt get value env-cur-sys-type / cur-sys-type;"); |
| |
| ret = run_command(cmdbuf, 0); |
| if (ret) |
| printf("%s fdt get error\n", __func__); |
| else |
| temp_env = getenv("env-cur-sys-type"); |
| |
| if (strcmp(temp_env, "systype-atv") == 0) { |
| printf("we are run in atv\n"); |
| return BOOT_MODE_VAB; |
| } else if (strcmp(temp_env, "systype-rdk") == 0) { |
| printf("we are run in rdk\n"); |
| return BOOT_MODE_AVB; |
| } else if (strcmp(temp_env, "systype-yocto") == 0) { |
| printf("we are run in yocto\n"); |
| return BOOT_MODE_AVB; |
| } |
| |
| printf("we are run in %s fall to avb\n", temp_env); |
| return BOOT_MODE_AVB; |
| #else |
| #if defined(CONFIG_CMD_BOOTCTOL_AVB) && defined(CONFIG_CMD_BOOTCTOL_VAB) |
| printf("boot in VAB mode\n"); |
| return BOOT_MODE_VAB; |
| #endif |
| |
| #if defined(CONFIG_CMD_BOOTCTOL_AVB) |
| printf("boot in AVB mode\n"); |
| return BOOT_MODE_AVB; |
| #endif |
| return BOOT_MODE_NORMAL; |
| #endif |
| } |
| |
| int boot_info_open_partition(char *miscbuf) |
| { |
| char *partition = "misc"; |
| |
| if (g_miscbuf_size <= 0) { |
| int boot_mode = aml_get_boot_mode(); |
| |
| switch (boot_mode) { |
| case BOOT_MODE_VAB: |
| g_miscbuf_size = MISC_BUFSIZE_VAB; |
| break; |
| case BOOT_MODE_AVB: |
| g_miscbuf_size = MISC_BUFSIZE_AVB; |
| break; |
| default: |
| g_miscbuf_size = MISC_BUFSIZE_NORMAL; |
| break; |
| } |
| } |
| |
| printf("%s Start read %s partition datas\n", __func__, partition); |
| if (store_read((const char *)partition, |
| 0, g_miscbuf_size, (unsigned char *)miscbuf) < 0) { |
| printf("failed to store read %s.\n", partition); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |