env: Rename getenv_hex(), getenv_yesno(), getenv_ulong()

We are now using an env_ prefix for environment functions. Rename these
for consistency. Also add function comments in common.h.

Suggested-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Simon Glass <sjg@chromium.org>

arch/powerpc/cpu/mpc85xx/mp.c

@@ -31,7 +31,7 @@ u32 get_my_id()
 int hold_cores_in_reset(int verbose)
 {
 	/* Default to no, overridden by 'y', 'yes', 'Y', 'Yes', or '1' */
-	if (getenv_yesno("mp_holdoff") == 1) {
+	if (env_get_yesno("mp_holdoff") == 1) {
 		if (verbose) {
 			puts("Secondary cores are being held in reset.\n");
 			puts("See 'mp_holdoff' environment variable\n");

board/BuR/brxre1/board.c

@@ -282,9 +282,9 @@ int board_late_init(void)
 	snprintf(othbootargs, sizeof(othbootargs),
 		 "u=vxWorksFTP pw=vxWorks o=0x%08x;0x%08x;0x%08x;0x%08x",
 		 (unsigned int) gd->fb_base-0x20,
-		 (u32)getenv_ulong("vx_memtop", 16, gd->fb_base-0x20),
+		 (u32)env_get_ulong("vx_memtop", 16, gd->fb_base-0x20),
-		 (u32)getenv_ulong("vx_romfsbase", 16, 0),
+		 (u32)env_get_ulong("vx_romfsbase", 16, 0),
-		 (u32)getenv_ulong("vx_romfssize", 16, 0));
+		 (u32)env_get_ulong("vx_romfssize", 16, 0));
 	env_set("othbootargs", othbootargs);
 	/*
 	 * reset VBAR registers to its reset location, VxWorks 6.9.3.2 does

board/BuR/common/common.c

@@ -58,9 +58,9 @@ void lcdbacklight(int on)
 	unsigned int bright = FDTPROP(PATHINF, "brightdef");
 	unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim");
 #else
-	unsigned int driver = getenv_ulong("ds1_bright_drv", 16, 0UL);
+	unsigned int driver = env_get_ulong("ds1_bright_drv", 16, 0UL);
-	unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50);
+	unsigned int bright = env_get_ulong("ds1_bright_def", 10, 50);
-	unsigned int pwmfrq = getenv_ulong("ds1_pwmfreq", 10, ~0UL);
+	unsigned int pwmfrq = env_get_ulong("ds1_pwmfreq", 10, ~0UL);
 #endif
 	unsigned int tmp;
 	struct gptimer *timerhw;
@@ -186,20 +186,20 @@ int load_lcdtiming(struct am335x_lcdpanel *panel)
 	snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot);
 	env_set("optargs_rot", buf);
 #else
-	pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL);
+	pnltmp.hactive = env_get_ulong("ds1_hactive", 10, ~0UL);
-	pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL);
+	pnltmp.vactive = env_get_ulong("ds1_vactive", 10, ~0UL);
-	pnltmp.bpp = getenv_ulong("ds1_bpp", 10, ~0UL);
+	pnltmp.bpp = env_get_ulong("ds1_bpp", 10, ~0UL);
-	pnltmp.hfp = getenv_ulong("ds1_hfp", 10, ~0UL);
+	pnltmp.hfp = env_get_ulong("ds1_hfp", 10, ~0UL);
-	pnltmp.hbp = getenv_ulong("ds1_hbp", 10, ~0UL);
+	pnltmp.hbp = env_get_ulong("ds1_hbp", 10, ~0UL);
-	pnltmp.hsw = getenv_ulong("ds1_hsw", 10, ~0UL);
+	pnltmp.hsw = env_get_ulong("ds1_hsw", 10, ~0UL);
-	pnltmp.vfp = getenv_ulong("ds1_vfp", 10, ~0UL);
+	pnltmp.vfp = env_get_ulong("ds1_vfp", 10, ~0UL);
-	pnltmp.vbp = getenv_ulong("ds1_vbp", 10, ~0UL);
+	pnltmp.vbp = env_get_ulong("ds1_vbp", 10, ~0UL);
-	pnltmp.vsw = getenv_ulong("ds1_vsw", 10, ~0UL);
+	pnltmp.vsw = env_get_ulong("ds1_vsw", 10, ~0UL);
-	pnltmp.pxl_clk_div = getenv_ulong("ds1_pxlclkdiv", 10, ~0UL);
+	pnltmp.pxl_clk_div = env_get_ulong("ds1_pxlclkdiv", 10, ~0UL);
-	pnltmp.pol = getenv_ulong("ds1_pol", 16, ~0UL);
+	pnltmp.pol = env_get_ulong("ds1_pol", 16, ~0UL);
-	pnltmp.pup_delay = getenv_ulong("ds1_pupdelay", 10, ~0UL);
+	pnltmp.pup_delay = env_get_ulong("ds1_pupdelay", 10, ~0UL);
-	pnltmp.pon_delay = getenv_ulong("ds1_tondelay", 10, ~0UL);
+	pnltmp.pon_delay = env_get_ulong("ds1_tondelay", 10, ~0UL);
-	panel_info.vl_rot = getenv_ulong("ds1_rotation", 10, 0);
+	panel_info.vl_rot = env_get_ulong("ds1_rotation", 10, 0);
 #endif
 	if (
 	   ~0UL == (pnltmp.hactive) ||
@@ -251,7 +251,7 @@ static int load_devicetree(void)
 {
 	int rc;
 	loff_t dtbsize;
-	u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
+	u32 dtbaddr = env_get_ulong("dtbaddr", 16, 0UL);
 
 	if (dtbaddr == 0) {
 		printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
@@ -375,7 +375,7 @@ int ft_board_setup(void *blob, bd_t *bd)
 	 * if no simplefb is requested through environment, we don't set up
 	 * one, instead we turn off backlight.
 	 */
-	if (getenv_ulong("simplefb", 10, 0) == 0) {
+	if (env_get_ulong("simplefb", 10, 0) == 0) {
 		lcdbacklight(0);
 		return 0;
 	}
@@ -447,7 +447,7 @@ void lcdpower(int on)
 	}
 	pin = FDTPROP(PATHINF, "pwrpin");
 #else
-	pin = getenv_ulong("ds1_pwr", 16, ~0UL);
+	pin = env_get_ulong("ds1_pwr", 16, ~0UL);
 #endif
 	if (pin == ~0UL) {
 		puts("no pwrpin in dtb/env, cannot powerup display!\n");

board/birdland/bav335x/board.c

@@ -163,7 +163,7 @@ int spl_start_uboot(void)
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	env_init();
 	env_load();
-	if (getenv_yesno("boot_os") != 1)
+	if (env_get_yesno("boot_os") != 1)
 		return 1;
 #endif
 

board/gateworks/gw_ventana/gw_ventana_spl.c

@@ -692,7 +692,7 @@ int spl_start_uboot(void)
 	env_init();
 	env_load();
 	debug("boot_os=%s\n", env_get("boot_os"));
-	if (getenv_yesno("boot_os") == 1)
+	if (env_get_yesno("boot_os") == 1)
 		ret = 0;
 #else
 	/* use i2c-0:0x50:0x00 for falcon boot mode (0=linux, else uboot) */

board/gdsys/p1022/controlcenterd-id.c

@@ -217,7 +217,7 @@ static u8 *get_2nd_stage_bl_location(ulong target_addr)
 {
 	ulong addr;
 #ifdef CCDM_SECOND_STAGE
-	addr = getenv_ulong("loadaddr", 16, CONFIG_LOADADDR);
+	addr = env_get_ulong("loadaddr", 16, CONFIG_LOADADDR);
 #else
 	addr = target_addr;
 #endif
@@ -235,7 +235,7 @@ static u8 *get_image_location(void)
 {
 	ulong addr;
 	/* TODO use other area? */
-	addr = getenv_ulong("loadaddr", 16, CONFIG_LOADADDR);
+	addr = env_get_ulong("loadaddr", 16, CONFIG_LOADADDR);
 	return (u8 *)(addr);
 }
 #endif

board/tcl/sl50/board.c

@@ -77,7 +77,7 @@ int spl_start_uboot(void)
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	env_init();
 	env_load();
-	if (getenv_yesno("boot_os") != 1)
+	if (env_get_yesno("boot_os") != 1)
 		return 1;
 #endif
 

board/ti/am335x/board.c

@@ -250,7 +250,7 @@ int spl_start_uboot(void)
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	env_init();
 	env_load();
-	if (getenv_yesno("boot_os") != 1)
+	if (env_get_yesno("boot_os") != 1)
 		return 1;
 #endif
 

board/ti/am57xx/board.c

@@ -743,7 +743,7 @@ int spl_start_uboot(void)
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	env_init();
 	env_load();
-	if (getenv_yesno("boot_os") != 1)
+	if (env_get_yesno("boot_os") != 1)
 		return 1;
 #endif
 

board/ti/dra7xx/evm.c

@@ -826,7 +826,7 @@ int spl_start_uboot(void)
 #ifdef CONFIG_SPL_ENV_SUPPORT
 	env_init();
 	env_load();
-	if (getenv_yesno("boot_os") != 1)
+	if (env_get_yesno("boot_os") != 1)
 		return 1;
 #endif
 

cmd/fdt.c

@@ -111,7 +111,7 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 				return 1;
 			printf("The address of the fdt is %#08lx\n",
 			       control ? (ulong)map_to_sysmem(blob) :
-					getenv_hex("fdtaddr", 0));
+					env_get_hex("fdtaddr", 0));
 			return 0;
 		}
 

cmd/nvedit.c

@@ -327,7 +327,7 @@ int env_set_hex(const char *varname, ulong value)
 	return env_set(varname, str);
 }
 
-ulong getenv_hex(const char *varname, ulong default_val)
+ulong env_get_hex(const char *varname, ulong default_val)
 {
 	const char *s;
 	ulong value;
@@ -690,7 +690,7 @@ int env_get_f(const char *name, char *buf, unsigned len)
  *			found
  * @return the decoded value, or default_val if not found
  */
-ulong getenv_ulong(const char *name, int base, ulong default_val)
+ulong env_get_ulong(const char *name, int base, ulong default_val)
 {
 	/*
 	 * We can use env_get() here, even before relocation, since the

cmd/source.c

@@ -40,7 +40,7 @@ source (ulong addr, const char *fit_uname)
 	size_t		fit_len;
 #endif
 
-	verify = getenv_yesno ("verify");
+	verify = env_get_yesno("verify");
 
 	buf = map_sysmem(addr, 0);
 	switch (genimg_get_format(buf)) {

cmd/trace.c

@@ -16,10 +16,10 @@ static int get_args(int argc, char * const argv[], char **buff,
 	if (argc < 2)
 		return -1;
 	if (argc < 4) {
-		*buff_size = getenv_ulong("profsize", 16, 0);
+		*buff_size = env_get_ulong("profsize", 16, 0);
-		*buff = map_sysmem(getenv_ulong("profbase", 16, 0),
+		*buff = map_sysmem(env_get_ulong("profbase", 16, 0),
 				   *buff_size);
-		*buff_ptr = getenv_ulong("profoffset", 16, 0);
+		*buff_ptr = env_get_ulong("profoffset", 16, 0);
 	} else {
 		*buff_size = simple_strtoul(argv[3], NULL, 16);
 		*buff = map_sysmem(simple_strtoul(argv[2], NULL, 16),

cmd/ximg.c

@@ -52,7 +52,7 @@ do_imgextract(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 #endif
 	uint8_t		comp;
 
-	verify = getenv_yesno("verify");
+	verify = env_get_yesno("verify");
 
 	if (argc > 1) {
 		addr = simple_strtoul(argv[1], NULL, 16);

common/autoboot.c

@@ -301,7 +301,7 @@ const char *bootdelay_process(void)
 	bootcount++;
 	bootcount_store(bootcount);
 	env_set_ulong("bootcount", bootcount);
-	bootlimit = getenv_ulong("bootlimit", 10, 0);
+	bootlimit = env_get_ulong("bootlimit", 10, 0);
 #endif /* CONFIG_BOOTCOUNT_LIMIT */
 
 	s = env_get("bootdelay");

common/board_f.c

@@ -118,7 +118,7 @@ __weak void board_add_ram_info(int use_default)
 
 static int init_baud_rate(void)
 {
-	gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
+	gd->baudrate = env_get_ulong("baudrate", 10, CONFIG_BAUDRATE);
 	return 0;
 }
 
@@ -324,7 +324,7 @@ static int reserve_pram(void)
 {
 	ulong reg;
 
-	reg = getenv_ulong("pram", 10, CONFIG_PRAM);
+	reg = env_get_ulong("pram", 10, CONFIG_PRAM);
 	gd->relocaddr -= (reg << 10);		/* size is in kB */
 	debug("Reserving %ldk for protected RAM at %08lx\n", reg,
 	      gd->relocaddr);

common/board_r.c

@@ -372,7 +372,7 @@ static int initr_flash(void)
 	*
 	* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
 	*/
-	if (getenv_yesno("flashchecksum") == 1) {
+	if (env_get_yesno("flashchecksum") == 1) {
 		printf("  CRC: %08X", crc32(0,
 			(const unsigned char *) CONFIG_SYS_FLASH_BASE,
 			flash_size));
@@ -490,7 +490,7 @@ static int initr_env(void)
 #endif
 
 	/* Initialize from environment */
-	load_addr = getenv_ulong("loadaddr", 16, load_addr);
+	load_addr = env_get_ulong("loadaddr", 16, load_addr);
 
 	return 0;
 }
@@ -651,7 +651,7 @@ int initr_mem(void)
 	char memsz[32];
 
 # ifdef CONFIG_PRAM
-	pram = getenv_ulong("pram", 10, CONFIG_PRAM);
+	pram = env_get_ulong("pram", 10, CONFIG_PRAM);
 # endif
 # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
 	/* Also take the logbuffer into account (pram is in kB) */

common/bootm.c

@@ -72,7 +72,7 @@ static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc,
 		       char * const argv[])
 {
 	memset((void *)&images, 0, sizeof(images));
-	images.verify = getenv_yesno("verify");
+	images.verify = env_get_yesno("verify");
 
 	boot_start_lmb(&images);
 
@@ -534,7 +534,7 @@ static void fixup_silent_linux(void)
 	 *	yes - we always fixup
 	 *	unset - we rely on the console silent flag
 	 */
-	want_silent = getenv_yesno("silent_linux");
+	want_silent = env_get_yesno("silent_linux");
 	if (want_silent == 0)
 		return;
 	else if (want_silent == -1 && !(gd->flags & GD_FLG_SILENT))

drivers/bootcount/bootcount_env.c

@@ -10,7 +10,7 @@
 
 void bootcount_store(ulong a)
 {
-	int upgrade_available = getenv_ulong("upgrade_available", 10, 0);
+	int upgrade_available = env_get_ulong("upgrade_available", 10, 0);
 
 	if (upgrade_available) {
 		env_set_ulong("bootcount", a);
@@ -20,11 +20,11 @@ void bootcount_store(ulong a)
 
 ulong bootcount_load(void)
 {
-	int upgrade_available = getenv_ulong("upgrade_available", 10, 0);
+	int upgrade_available = env_get_ulong("upgrade_available", 10, 0);
 	ulong val = 0;
 
 	if (upgrade_available)
-		val = getenv_ulong("bootcount", 10, 0);
+		val = env_get_ulong("bootcount", 10, 0);
 
 	return val;
 }

env/common.c

@@ -31,7 +31,7 @@ struct hsearch_data env_htab = {
  * Read an environment variable as a boolean
  * Return -1 if variable does not exist (default to true)
  */
-int getenv_yesno(const char *var)
+int env_get_yesno(const char *var)
 {
 	char *s = env_get(var);
 

include/common.h

@@ -335,10 +335,21 @@ char *env_get(const char *varname);
  */
 int env_get_f(const char *name, char *buf, unsigned len);
 
-ulong getenv_ulong(const char *name, int base, ulong default_val);
+/**
+ * env_get_ulong() - Return an environment variable as an integer value
+ *
+ * Most U-Boot environment variables store hex values. For those which store
+ * (e.g.) base-10 integers, this function can be used to read the value.
+ *
+ * @name:	Variable to look up
+ * @base:	Base to use (e.g. 10 for base 10, 2 for binary)
+ * @default_val: Default value to return if no value is found
+ * @return the value found, or @default_val if none
+ */
+ulong env_get_ulong(const char *name, int base, ulong default_val);
 
 /**
- * getenv_hex() - Return an environment variable as a hex value
+ * env_get_hex() - Return an environment variable as a hex value
  *
  * Decode an environment as a hex number (it may or may not have a 0x
  * prefix). If the environment variable cannot be found, or does not start
@@ -347,13 +358,13 @@ ulong getenv_ulong(const char *name, int base, ulong default_val);
  * @varname:		Variable to decode
  * @default_val:	Value to return on error
  */
-ulong getenv_hex(const char *varname, ulong default_val);
+ulong env_get_hex(const char *varname, 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 env_get_yesno(const char *var);
 
 /**
  * env_set() - set an environment variable

lib/fdtdec.c

@@ -1240,7 +1240,7 @@ int fdtdec_setup(void)
 # endif
 # ifndef CONFIG_SPL_BUILD
 	/* Allow the early environment to override the fdt address */
-	gd->fdt_blob = (void *)getenv_ulong("fdtcontroladdr", 16,
+	gd->fdt_blob = (void *)env_get_ulong("fdtcontroladdr", 16,
 						(uintptr_t)gd->fdt_blob);
 # endif
 #endif

net/bootp.c

@@ -504,7 +504,7 @@ static int dhcp_extended(u8 *e, int message_type, struct in_addr server_ip,
 #endif
 
 	if (env_get("bootp_arch"))
-		clientarch = getenv_ulong("bootp_arch", 16, clientarch);
+		clientarch = env_get_ulong("bootp_arch", 16, clientarch);
 
 	if (clientarch > 0) {
 		*e++ = 93;	/* Client System Architecture */

net/net.c

@@ -329,7 +329,7 @@ void net_auto_load(void)
 		return;
 	}
 #endif
-	if (getenv_yesno("autoload") == 0) {
+	if (env_get_yesno("autoload") == 0) {
 		/*
 		 * Just use BOOTP/RARP to configure system;
 		 * Do not use TFTP to load the bootfile.