From 10bfe12b380e4a498b9447ee2fa35ab53539789a Mon Sep 17 00:00:00 2001 From: John Crispin Date: Wed, 26 Nov 2014 09:00:17 +0000 Subject: add uboot-oxnas This adds support for the oxnas target in U-Boot 2014.04 History can be found at https://github.com/kref/u-boot-oxnas up to 2013.10 changes from 2013.10 to 2014.04 can be followed at https://gitorious.org/openwrt-oxnas Signed-off-by: Daniel Golle git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43389 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/boot/uboot-oxnas/files/common/env_ext4.c | 116 +++++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 package/boot/uboot-oxnas/files/common/env_ext4.c (limited to 'package/boot/uboot-oxnas/files/common/env_ext4.c') diff --git a/package/boot/uboot-oxnas/files/common/env_ext4.c b/package/boot/uboot-oxnas/files/common/env_ext4.c new file mode 100644 index 0000000000..e98d94dae9 --- /dev/null +++ b/package/boot/uboot-oxnas/files/common/env_ext4.c @@ -0,0 +1,116 @@ +/* + * (c) Copyright 2011 by Tigris Elektronik GmbH + * + * Author: + * Maximilian Schwerin + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include + +#include +#include +#include +#include +#include +#include +#include + +char *env_name_spec = "EXT4"; + +env_t *env_ptr; + +DECLARE_GLOBAL_DATA_PTR; + +int env_init(void) +{ + /* use default */ + gd->env_addr = (ulong)&default_environment[0]; + gd->env_valid = 1; + + return 0; +} + +#ifdef CONFIG_CMD_SAVEENV +int saveenv(void) +{ + env_t env_new; + ssize_t len; + char *res; + block_dev_desc_t *dev_desc = NULL; + int dev = EXT4_ENV_DEVICE; + int part = EXT4_ENV_PART; + int err; + + res = (char *)&env_new.data; + len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); + if (len < 0) { + error("Cannot export environment: errno = %d\n", errno); + return 1; + } + + dev_desc = get_dev(EXT4_ENV_INTERFACE, dev); + if (dev_desc == NULL) { + printf("Failed to find %s%d\n", + EXT4_ENV_INTERFACE, dev); + return 1; + } + + err = ext4_register_device(dev_desc, part); + if (err) { + printf("Failed to register %s%d:%d\n", + EXT4_ENV_INTERFACE, dev, part); + return 1; + } + + env_new.crc = crc32(0, env_new.data, ENV_SIZE); + err = ext4fs_write(EXT4_ENV_FILE, (void *)&env_new, sizeof(env_t)); + ext4fs_close(); + if (err == -1) { + printf("\n** Unable to write \"%s\" from %s%d:%d **\n", + EXT4_ENV_FILE, EXT4_ENV_INTERFACE, dev, part); + return 1; + } + + puts("done\n"); + return 0; +} +#endif /* CONFIG_CMD_SAVEENV */ + +void env_relocate_spec(void) +{ + char buf[CONFIG_ENV_SIZE]; + block_dev_desc_t *dev_desc = NULL; + int dev = EXT4_ENV_DEVICE; + int part = EXT4_ENV_PART; + int err; + + dev_desc = get_dev(EXT4_ENV_INTERFACE, dev); + if (dev_desc == NULL) { + printf("Failed to find %s%d\n", + EXT4_ENV_INTERFACE, dev); + set_default_env(NULL); + return; + } + + err = ext4_register_device(dev_desc, part); + if (err) { + printf("Failed to register %s%d:%d\n", + EXT4_ENV_INTERFACE, dev, part); + set_default_env(NULL); + return; + } + + err = ext4_read_file(EXT4_ENV_FILE, (uchar *)&buf, 0, CONFIG_ENV_SIZE); + ext4fs_close(); + + if (err == -1) { + printf("\n** Unable to read \"%s\" from %s%d:%d **\n", + EXT4_ENV_FILE, EXT4_ENV_INTERFACE, dev, part); + set_default_env(NULL); + return; + } + + env_import(buf, 1); +} -- cgit v1.2.3