diff options
| author |   Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
|---|---|---|
| committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
| commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
| tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/common/env_remote.c | |
| parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) | |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/common/env_remote.c')
| -rw-r--r-- | qemu/roms/u-boot/common/env_remote.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/common/env_remote.c b/qemu/roms/u-boot/common/env_remote.c new file mode 100644 index 000000000..eb977ee1f --- /dev/null +++ b/qemu/roms/u-boot/common/env_remote.c @@ -0,0 +1,58 @@ +/* + * (C) Copyright 2011-2012 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* #define DEBUG */ + +#include <common.h> +#include <command.h> +#include <environment.h> +#include <linux/stddef.h> + +char *env_name_spec = "Remote"; + +#ifdef ENV_IS_EMBEDDED +env_t *env_ptr = &environment; +#else /* ! ENV_IS_EMBEDDED */ +env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR; +#endif /* ENV_IS_EMBEDDED */ + +DECLARE_GLOBAL_DATA_PTR; + +#if !defined(CONFIG_ENV_OFFSET) +#define CONFIG_ENV_OFFSET 0 +#endif + +int env_init(void) +{ + if (crc32(0, env_ptr->data, ENV_SIZE) == env_ptr->crc) { + gd->env_addr = (ulong)&(env_ptr->data); + gd->env_valid = 1; + return 0; + } + + gd->env_addr = (ulong)default_environment; + gd->env_valid = 0; + return 0; +} + +#ifdef CONFIG_CMD_SAVEENV +int saveenv(void) +{ +#ifdef CONFIG_SRIO_PCIE_BOOT_SLAVE + printf("Can not support the 'saveenv' when boot from SRIO or PCIE!\n"); + return 1; +#else + return 0; +#endif +} +#endif /* CONFIG_CMD_SAVEENV */ + +void env_relocate_spec(void) +{ +#ifndef ENV_IS_EMBEDDED + env_import((char *)env_ptr, 1); +#endif +} |