mirror of
https://github.com/AsahiLinux/u-boot
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58 lines
1 KiB
C
58 lines
1 KiB
C
/*
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* (C) Copyright 2011-2012 Freescale Semiconductor, Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/* #define DEBUG */
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#include <common.h>
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#include <command.h>
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#include <environment.h>
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#include <linux/stddef.h>
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char *env_name_spec = "Remote";
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#ifdef ENV_IS_EMBEDDED
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env_t *env_ptr = &environment;
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#else /* ! ENV_IS_EMBEDDED */
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env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR;
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#endif /* ENV_IS_EMBEDDED */
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DECLARE_GLOBAL_DATA_PTR;
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#if !defined(CONFIG_ENV_OFFSET)
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#define CONFIG_ENV_OFFSET 0
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#endif
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int env_init(void)
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{
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if (crc32(0, env_ptr->data, ENV_SIZE) == env_ptr->crc) {
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gd->env_addr = (ulong)&(env_ptr->data);
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gd->env_valid = 1;
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return 0;
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}
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gd->env_addr = (ulong)default_environment;
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gd->env_valid = 0;
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return 0;
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}
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#ifdef CONFIG_CMD_SAVEENV
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int saveenv(void)
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{
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#ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE
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printf("Can not support the 'saveenv' when boot from SRIO or PCIE!\n");
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return 1;
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#else
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return 0;
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#endif
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}
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#endif /* CONFIG_CMD_SAVEENV */
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void env_relocate_spec(void)
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{
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#ifndef ENV_IS_EMBEDDED
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env_import((char *)env_ptr, 1);
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#endif
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}
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