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env: Use getenv_yesno() more generally

Browse source 
Move the getenv_yesno() to env_common.c and change most checks for
'y' or 'n' to use this helper.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger 2012-12-11 22:16:22 -06:00 committed by Tom Rini
parent 7afcf3a55b
commit ec8a252cd4
16 changed files with 56 additions and 79 deletions
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4
arch/arm/lib/board.c
View file

@ -540,15 +540,13 @@ void board_init_r(gd_t *id, ulong dest_addr)
flash_size = flash_init();
if (flash_size > 0) {
# ifdef CONFIG_SYS_FLASH_CHECKSUM
char *s = getenv("flashchecksum");
print_size(flash_size, "");
/*
* Compute and print flash CRC if flashchecksum is set to 'y'
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
if (s && (*s == 'y')) {
if (getenv_yesno("flashchecksum") == 1) {
printf(" CRC: %08X", crc32(0,
(const unsigned char *) CONFIG_SYS_FLASH_BASE,
flash_size));

3
arch/m68k/lib/board.c
View file

@ -462,8 +462,7 @@ void board_init_r (gd_t *id, ulong dest_addr)
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv ("flashchecksum");
if (s && (*s == 'y')) {
if (getenv_yesno("flashchecksum") == 1) {
printf (" CRC: %08X",
crc32 (0,
(const unsigned char *) CONFIG_SYS_FLASH_BASE,

4
arch/microblaze/lib/board.c
View file

@ -74,7 +74,6 @@ void board_init_f(ulong not_used)
gd = (gd_t *) (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET);
bd = (bd_t *) (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET \
- GENERATED_BD_INFO_SIZE);
__maybe_unused char *s;
#if defined(CONFIG_CMD_FLASH)
ulong flash_size = 0;
#endif
@ -143,8 +142,7 @@ void board_init_f(ulong not_used)
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv ("flashchecksum");
if (s && (*s == 'y')) {
if (getenv_yesno("flashchecksum") == 1) {
printf (" CRC: %08X",
crc32(0, (const u8 *)bd->bi_flashstart,
flash_size)

4
arch/powerpc/cpu/mpc85xx/mp.c
View file

@ -46,10 +46,8 @@ u32 get_my_id()
*/
int hold_cores_in_reset(int verbose)
{
const char *s = getenv("mp_holdoff");
/* Default to no, overriden by 'y', 'yes', 'Y', 'Yes', or '1' */
if (s && (*s == 'y' || *s == 'Y' || *s == '1')) {
if (getenv_yesno("mp_holdoff") == 1) {
if (verbose) {
puts("Secondary cores are being held in reset.\n");
puts("See 'mp_holdoff' environment variable\n");

9
arch/powerpc/lib/board.c
View file

@ -739,16 +739,13 @@ void board_init_r(gd_t *id, ulong dest_addr)
flash_size = 0;
} else if ((flash_size = flash_init()) > 0) {
#ifdef CONFIG_SYS_FLASH_CHECKSUM
char *s;
print_size(flash_size, "");
/*
* Compute and print flash CRC if flashchecksum is set to 'y'
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv("flashchecksum");
if (s && (*s == 'y')) {
if (getenv_yesno("flashchecksum") == 1) {
printf(" CRC: %08X",
crc32(0,
(const unsigned char *)
@ -841,9 +838,7 @@ void board_init_r(gd_t *id, ulong dest_addr)
* "i2cfast" into account
*/
{
char *s = getenv("i2cfast");
if (s && ((*s == 'y') || (*s == 'Y'))) {
if (getenv_yesno("i2cfast") == 1) {
bd->bi_iic_fast[0] = 1;
bd->bi_iic_fast[1] = 1;
}

3
arch/sparc/lib/board.c
View file

@ -284,8 +284,7 @@ void board_init_f(ulong bootflag)
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv("flashchecksum");
if (s && (*s == 'y')) {
if (getenv_yesno("flashchecksum") == 1) {
printf(" CRC: %08lX",
crc32(0, (const unsigned char *)CONFIG_SYS_FLASH_BASE,
flash_size)

10
board/Marvell/db64360/db64360.c
View file

@ -834,15 +834,11 @@ int mem_test_walk (void)
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
rundata = getenv_yesno("testdramdata") == 1;
runaddress = getenv_yesno("testdramaddress") == 1;
runwalk = getenv_yesno("testdramwalk") == 1;
/* rundata = 1; */
/* runaddress = 0; */

10
board/Marvell/db64460/db64460.c
View file

@ -834,15 +834,11 @@ int mem_test_walk (void)
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
rundata = getenv_yesno("testdramdata") == 1;
runaddress = getenv_yesno("testdramaddress") == 1;
runwalk = getenv_yesno("testdramwalk") == 1;
/* rundata = 1; */
/* runaddress = 0; */

10
board/esd/cpci750/cpci750.c
View file

@ -953,22 +953,18 @@ int mem_test_walk (void)
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata = 0;
int runaddress = 0;
int runwalk = 0;
#ifdef CONFIG_SYS_DRAM_TEST_DATA
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
rundata = getenv_yesno("testdramdata") == 1;
#endif
#ifdef CONFIG_SYS_DRAM_TEST_ADDRESS
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
runaddress = getenv_yesno("testdramaddress") == 1;
#endif
#ifdef CONFIG_SYS_DRAM_TEST_WALK
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
runwalk = getenv_yesno("testdramwalk") == 1;
#endif
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {

10
board/gw8260/gw8260.c
View file

@ -544,15 +544,11 @@ int mem_test_walk (void)
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
rundata = getenv_yesno("testdramdata") == 1;
runaddress = getenv_yesno("testdramaddress") == 1;
runwalk = getenv_yesno("testdramwalk") == 1;
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("Testing RAM ... ");

10
board/prodrive/p3mx/p3mx.c
View file

@ -768,22 +768,18 @@ int mem_test_walk (void)
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata = 0;
int runaddress = 0;
int runwalk = 0;
#ifdef CONFIG_SYS_DRAM_TEST_DATA
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
rundata = getenv_yesno("testdramdata") == 1;
#endif
#ifdef CONFIG_SYS_DRAM_TEST_ADDRESS
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
runaddress = getenv_yesno("testdramaddress") == 1;
#endif
#ifdef CONFIG_SYS_DRAM_TEST_WALK
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
runwalk = getenv_yesno("testdramwalk") == 1;
#endif
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1))

14
common/env_common.c
View file

@ -81,6 +81,20 @@ const uchar *env_get_addr(int index)
return &default_environment[index];
}
/*
* Read an environment variable as a boolean
* Return -1 if variable does not exist (default to true)
*/
int getenv_yesno(const char *var)
{
char *s = getenv(var);
if (s == NULL)
return -1;
return (*s == '1' || *s == 'y' || *s == 'Y' || *s == 't' || *s == 'T') ?
1 : 0;
}
void set_default_env(const char *s)
{
int flags = 0;

6
common/image.c
View file

@ -416,12 +416,6 @@ static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
/* Shared dual-format routines */
/*****************************************************************************/
#ifndef USE_HOSTCC
int getenv_yesno(char *var)
{
char *s = getenv(var);
return (s && (*s == 'n')) ? 0 : 1;
}
ulong getenv_bootm_low(void)
{
char *s = getenv("bootm_low");

5
include/common.h
View file

@ -340,6 +340,11 @@ int envmatch (uchar *, int);
char *getenv (const char *);
int getenv_f (const char *name, char *buf, unsigned len);
ulong getenv_ulong(const char *name, int base, ulong default_val);
/*
* Read an environment variable as a boolean
* Return -1 if variable does not exist (default to true)
*/
int getenv_yesno(const char *var);
int saveenv (void);
int setenv (const char *, const char *);
int setenv_ulong(const char *varname, ulong value);

1
include/image.h
View file

@ -460,7 +460,6 @@ static inline void image_set_name(image_header_t *hdr, const char *name)
int image_check_hcrc(const image_header_t *hdr);
int image_check_dcrc(const image_header_t *hdr);
#ifndef USE_HOSTCC
int getenv_yesno(char *var);
ulong getenv_bootm_low(void);
phys_size_t getenv_bootm_size(void);
phys_size_t getenv_bootm_mapsize(void);

32
net/net.c
View file

@ -214,26 +214,24 @@ static int NetTryCount;
*/
void net_auto_load(void)
{
#if defined(CONFIG_CMD_NFS)
const char *s = getenv("autoload");
if (s != NULL) {
if (*s == 'n') {
/*
* Just use BOOTP/RARP to configure system;
* Do not use TFTP to load the bootfile.
*/
net_set_state(NETLOOP_SUCCESS);
return;
}
#if defined(CONFIG_CMD_NFS)
if (strcmp(s, "NFS") == 0) {
/*
* Use NFS to load the bootfile.
*/
NfsStart();
return;
}
if (s != NULL && strcmp(s, "NFS") == 0) {
/*
* Use NFS to load the bootfile.
*/
NfsStart();
return;
}
#endif
if (getenv_yesno("autoload") == 0) {
/*
* Just use BOOTP/RARP to configure system;
* Do not use TFTP to load the bootfile.
*/
net_set_state(NETLOOP_SUCCESS);
return;
}
TftpStart(TFTPGET);
}