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| author | Joe Hershberger <joe.hershberger@ni.com> | 2012-12-11 22:16:28 -0600 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-12-13 11:46:56 -0700 |
| commit | 1cf0a8b2fbe38ed07b1babaaacfc22bd427f66f0 (patch) | |
| tree | 05392b808a9eb3ad930beabc44e4c99057a898e2 | |
| parent | 32057717e06a4e703fdf3774671cea14554de76b (diff) | |
| download | u-boot-imx-1cf0a8b2fbe38ed07b1babaaacfc22bd427f66f0.zip u-boot-imx-1cf0a8b2fbe38ed07b1babaaacfc22bd427f66f0.tar.gz u-boot-imx-1cf0a8b2fbe38ed07b1babaaacfc22bd427f66f0.tar.bz2 | |
env: Add a loadaddr env handler
Remove the hard-coded loadaddr handler and use a callback instead
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
| -rw-r--r-- | common/cmd_nvedit.c | 12 | ||||
| -rw-r--r-- | common/image.c | 21 | ||||
| -rw-r--r-- | include/env_callback.h | 1 |
3 files changed, 22 insertions, 12 deletions
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index df136cf..9ff8b36 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -73,10 +73,6 @@ SPI_FLASH|NVRAM|MMC|FAT|REMOTE} or CONFIG_ENV_IS_NOWHERE */ #define MAX_ENV_SIZE (1 << 20) /* 1 MiB */ -ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ -ulong save_addr; /* Default Save Address */ -ulong save_size; /* Default Save Size (in bytes) */ - /* * This variable is incremented on each do_env_set(), so it can * be used via get_env_id() as an indication, if the environment @@ -270,14 +266,6 @@ int env_change_ok(const ENTRY *item, const char *newval, enum env_op op, } #endif - /* - * Some variables should be updated when the corresponding - * entry in the environment is changed - */ - if (strcmp(name, "loadaddr") == 0) { - load_addr = simple_strtoul(newval, NULL, 16); - return 0; - } return 0; } diff --git a/common/image.c b/common/image.c index 69e888c..95498e6 100644 --- a/common/image.c +++ b/common/image.c @@ -43,6 +43,7 @@ #include <rtc.h> #endif +#include <environment.h> #include <image.h> #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) @@ -416,6 +417,26 @@ static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch, /* Shared dual-format routines */ /*****************************************************************************/ #ifndef USE_HOSTCC +ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ +ulong save_addr; /* Default Save Address */ +ulong save_size; /* Default Save Size (in bytes) */ + +static int on_loadaddr(const char *name, const char *value, enum env_op op, + int flags) +{ + switch (op) { + case env_op_create: + case env_op_overwrite: + load_addr = simple_strtoul(value, NULL, 16); + break; + default: + break; + } + + return 0; +} +U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr); + ulong getenv_bootm_low(void) { char *s = getenv("bootm_low"); diff --git a/include/env_callback.h b/include/env_callback.h index 2f5048f..bb398ec 100644 --- a/include/env_callback.h +++ b/include/env_callback.h @@ -41,6 +41,7 @@ #define ENV_CALLBACK_LIST_STATIC ENV_CALLBACK_VAR ":callbacks," \ "baudrate:baudrate," \ "bootfile:bootfile," \ + "loadaddr:loadaddr," \ CONFIG_ENV_CALLBACK_LIST_STATIC struct env_clbk_tbl { |