Merge branch 'next' of ../next

29 files changed, 129 insertions, 154 deletions

diff --git a/common/cmd_boot.c b/common/cmd_boot.c
index 72dacaa..7b603d3 100644
--- a/common/cmd_boot.c
+++ b/common/cmd_boot.c
@@ -67,8 +67,6 @@ U_BOOT_CMD(
 	"      passing 'arg' as arguments"
 );
 
-extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
-
 U_BOOT_CMD(
 	reset, 1, 0,	do_reset,
 	"Perform RESET of the CPU",
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 1a024f1..9873ee7 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -93,7 +93,6 @@ static int fit_check_kernel (const void *fit, int os_noffset, int verify);
 
 static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char * const argv[],
 		bootm_headers_t *images, ulong *os_data, ulong *os_len);
-extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 
 /*
  *  Continue booting an OS image; caller already has:
diff --git a/common/cmd_date.c b/common/cmd_date.c
index 8dbf16d..f0fa02a 100644
--- a/common/cmd_date.c
+++ b/common/cmd_date.c
@@ -31,7 +31,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-const char *weekdays[] = {
+static const char * const weekdays[] = {
 	"Sun", "Mon", "Tues", "Wednes", "Thurs", "Fri", "Satur",
 };
 
@@ -41,7 +41,7 @@ const char *weekdays[] = {
 #define RELOC(a)	a
 #endif
 
-int mk_date (char *, struct rtc_time *);
+int mk_date (const char *, struct rtc_time *);
 
 int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
@@ -106,7 +106,7 @@ int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 /*
  * simple conversion of two-digit string with error checking
  */
-static int cnvrt2 (char *str, int *valp)
+static int cnvrt2 (const char *str, int *valp)
 {
 	int val;
 
@@ -131,7 +131,7 @@ static int cnvrt2 (char *str, int *valp)
  * Some basic checking for valid values is done, but this will not catch
  * all possible error conditions.
  */
-int mk_date (char *datestr, struct rtc_time *tmp)
+int mk_date (const char *datestr, struct rtc_time *tmp)
 {
 	int len, val;
 	char *ptr;
diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c
index 831a07f..d373480 100644
--- a/common/cmd_fdc.c
+++ b/common/cmd_fdc.c
@@ -721,7 +721,6 @@ int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	image_header_t *hdr;  /* used for fdc boot */
 	unsigned char boot_drive;
 	int i,nrofblk;
-	char *ep;
 	int rcode = 0;
 #if defined(CONFIG_FIT)
 	const void *fit_hdr = NULL;
@@ -824,9 +823,8 @@ int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	load_addr = addr;
 
 	/* Check if we should attempt an auto-start */
-	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
-		extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
 
 		local_args[0] = argv[0];
 		local_args[1] = NULL;
diff --git a/common/cmd_fdos.c b/common/cmd_fdos.c
index a8822d9..238abdd 100644
--- a/common/cmd_fdos.c
+++ b/common/cmd_fdos.c
@@ -99,9 +99,8 @@ int do_fdosboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	   size, load_addr);
 
     /* Check if we should attempt an auto-start */
-    if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+    if (getenv_yesno("autostart")) {
 	char *local_args[2];
-	extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
 	local_args[0] = argv[0];
 	local_args[1] = NULL;
 	printf ("Automatic boot of image at addr 0x%08lX ...\n", load_addr);
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index ea0f4a7..f627881 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -496,9 +496,8 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	load_addr = addr;
 
 	/* Check if we should attempt an auto-start */
-	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
-		extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
 
 		local_args[0] = argv[0];
 		local_args[1] = NULL;
diff --git a/common/cmd_itest.c b/common/cmd_itest.c
index 8dd8927..fa6a0c3 100644
--- a/common/cmd_itest.c
+++ b/common/cmd_itest.c
@@ -46,7 +46,7 @@ struct op_tbl_s {
 
 typedef struct op_tbl_s op_tbl_t;
 
-op_tbl_t op_table [] = {
+static const op_tbl_t op_table [] = {
 	{ "-lt", LT },
 	{ "<"  , LT },
 	{ "-gt", GT },
@@ -62,8 +62,6 @@ op_tbl_t op_table [] = {
 	{ "<=" , LE },
 };
 
-#define op_tbl_size (sizeof(op_table)/sizeof(op_table[0]))
-
 static long evalexp(char *s, int w)
 {
 	long l = 0;
@@ -138,12 +136,12 @@ static int arithcomp (char *s, char *t, int op, int w)
 int binary_test (char *op, char *arg1, char *arg2, int w)
 {
 	int len, i;
-	op_tbl_t *optp;
+	const op_tbl_t *optp;
 
 	len = strlen(op);
 
 	for (optp = (op_tbl_t *)&op_table, i = 0;
-	     i < op_tbl_size;
+	     i < ARRAY_SIZE(op_table);
 	     optp++, i++) {
 
 		if ((strncmp (op, optp->op, len) == 0) && (len == strlen (optp->op))) {
diff --git a/common/cmd_mii.c b/common/cmd_mii.c
index 3ea493b..3fb0795 100644
--- a/common/cmd_mii.c
+++ b/common/cmd_mii.c
@@ -34,7 +34,7 @@ typedef struct _MII_reg_desc_t {
 	char * name;
 } MII_reg_desc_t;
 
-MII_reg_desc_t reg_0_5_desc_tbl[] = {
+static const MII_reg_desc_t reg_0_5_desc_tbl[] = {
 	{ 0,   "PHY control register"                },
 	{ 1,   "PHY status register"                 },
 	{ 2,   "PHY ID 1 register"                   },
@@ -50,7 +50,7 @@ typedef struct _MII_field_desc_t {
 	char * name;
 } MII_field_desc_t;
 
-MII_field_desc_t reg_0_desc_tbl[] = {
+static const MII_field_desc_t reg_0_desc_tbl[] = {
 	{ 15, 15, 0x01, "reset"                        },
 	{ 14, 14, 0x01, "loopback"                     },
 	{ 13,  6, 0x81, "speed selection"              }, /* special */
@@ -63,7 +63,7 @@ MII_field_desc_t reg_0_desc_tbl[] = {
 	{  5,  0, 0x3f, "(reserved)"                   }
 };
 
-MII_field_desc_t reg_1_desc_tbl[] = {
+static const MII_field_desc_t reg_1_desc_tbl[] = {
 	{ 15, 15, 0x01, "100BASE-T4 able"              },
 	{ 14, 14, 0x01, "100BASE-X  full duplex able"  },
 	{ 13, 13, 0x01, "100BASE-X  half duplex able"  },
@@ -82,17 +82,17 @@ MII_field_desc_t reg_1_desc_tbl[] = {
 	{  0,  0, 0x01, "extended capabilities"        },
 };
 
-MII_field_desc_t reg_2_desc_tbl[] = {
+static const MII_field_desc_t reg_2_desc_tbl[] = {
 	{ 15,  0, 0xffff, "OUI portion"                },
 };
 
-MII_field_desc_t reg_3_desc_tbl[] = {
+static const MII_field_desc_t reg_3_desc_tbl[] = {
 	{ 15, 10, 0x3f, "OUI portion"                },
 	{  9,  4, 0x3f, "manufacturer part number"   },
 	{  3,  0, 0x0f, "manufacturer rev. number"   },
 };
 
-MII_field_desc_t reg_4_desc_tbl[] = {
+static const MII_field_desc_t reg_4_desc_tbl[] = {
 	{ 15, 15, 0x01, "next page able"               },
 	{ 14, 14, 0x01, "reserved"                     },
 	{ 13, 13, 0x01, "remote fault"                 },
@@ -107,7 +107,7 @@ MII_field_desc_t reg_4_desc_tbl[] = {
 	{  4,  0, 0x1f, "xxx to do"                    },
 };
 
-MII_field_desc_t reg_5_desc_tbl[] = {
+static const MII_field_desc_t reg_5_desc_tbl[] = {
 	{ 15, 15, 0x01, "next page able"               },
 	{ 14, 14, 0x01, "acknowledge"                  },
 	{ 13, 13, 0x01, "remote fault"                 },
@@ -121,39 +121,31 @@ MII_field_desc_t reg_5_desc_tbl[] = {
 	{  5,  5, 0x01, "10BASE-T able"                },
 	{  4,  0, 0x1f, "xxx to do"                    },
 };
-
-#define DESC0LEN (sizeof(reg_0_desc_tbl)/sizeof(reg_0_desc_tbl[0]))
-#define DESC1LEN (sizeof(reg_1_desc_tbl)/sizeof(reg_1_desc_tbl[0]))
-#define DESC2LEN (sizeof(reg_2_desc_tbl)/sizeof(reg_2_desc_tbl[0]))
-#define DESC3LEN (sizeof(reg_3_desc_tbl)/sizeof(reg_3_desc_tbl[0]))
-#define DESC4LEN (sizeof(reg_4_desc_tbl)/sizeof(reg_4_desc_tbl[0]))
-#define DESC5LEN (sizeof(reg_5_desc_tbl)/sizeof(reg_5_desc_tbl[0]))
-
 typedef struct _MII_field_desc_and_len_t {
-	MII_field_desc_t * pdesc;
+	const MII_field_desc_t *pdesc;
 	ushort len;
 } MII_field_desc_and_len_t;
 
-MII_field_desc_and_len_t desc_and_len_tbl[] = {
-	{ reg_0_desc_tbl, DESC0LEN },
-	{ reg_1_desc_tbl, DESC1LEN },
-	{ reg_2_desc_tbl, DESC2LEN },
-	{ reg_3_desc_tbl, DESC3LEN },
-	{ reg_4_desc_tbl, DESC4LEN },
-	{ reg_5_desc_tbl, DESC5LEN },
+static const MII_field_desc_and_len_t desc_and_len_tbl[] = {
+	{ reg_0_desc_tbl, ARRAY_SIZE(reg_0_desc_tbl)   },
+	{ reg_1_desc_tbl, ARRAY_SIZE(reg_1_desc_tbl)   },
+	{ reg_2_desc_tbl, ARRAY_SIZE(reg_2_desc_tbl)   },
+	{ reg_3_desc_tbl, ARRAY_SIZE(reg_3_desc_tbl)   },
+	{ reg_4_desc_tbl, ARRAY_SIZE(reg_4_desc_tbl)   },
+	{ reg_5_desc_tbl, ARRAY_SIZE(reg_5_desc_tbl)   },
 };
 
 static void dump_reg(
 	ushort             regval,
-	MII_reg_desc_t   * prd,
-	MII_field_desc_and_len_t * pdl);
+	const MII_reg_desc_t *prd,
+	const MII_field_desc_and_len_t *pdl);
 
 static int special_field(
 	ushort regno,
-	MII_field_desc_t * pdesc,
+	const MII_field_desc_t *pdesc,
 	ushort regval);
 
-void MII_dump_0_to_5(
+static void MII_dump_0_to_5(
 	ushort regvals[6],
 	uchar reglo,
 	uchar reghi)
@@ -169,12 +161,12 @@ void MII_dump_0_to_5(
 
 static void dump_reg(
 	ushort             regval,
-	MII_reg_desc_t   * prd,
-	MII_field_desc_and_len_t * pdl)
+	const MII_reg_desc_t *prd,
+	const MII_field_desc_and_len_t *pdl)
 {
 	ulong i;
 	ushort mask_in_place;
-	MII_field_desc_t * pdesc;
+	const MII_field_desc_t *pdesc;
 
 	printf("%u.     (%04hx)                 -- %s --\n",
 		prd->regno, regval, prd->name);
@@ -217,7 +209,7 @@ static void dump_reg(
 
 static int special_field(
 	ushort regno,
-	MII_field_desc_t * pdesc,
+	const MII_field_desc_t *pdesc,
 	ushort regval)
 {
 	if ((regno == 0) && (pdesc->lo == 6)) {
@@ -268,12 +260,12 @@ static int special_field(
 	return 0;
 }
 
-char last_op[2];
-uint last_data;
-uint last_addr_lo;
-uint last_addr_hi;
-uint last_reg_lo;
-uint last_reg_hi;
+static char last_op[2];
+static uint last_data;
+static uint last_addr_lo;
+static uint last_addr_hi;
+static uint last_reg_lo;
+static uint last_reg_hi;
 
 static void extract_range(
 	char * input,
@@ -292,7 +284,7 @@ static void extract_range(
 }
 
 /* ---------------------------------------------------------------- */
-int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
+static int do_mii(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	char		op[2];
 	unsigned char	addrlo, addrhi, reglo, reghi;
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index 634d036..c547a68 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -711,7 +711,7 @@ static int nand_load_image(cmd_tbl_t *cmdtp, nand_info_t *nand,
 			   ulong offset, ulong addr, char *cmd)
 {
 	int r;
-	char *ep, *s;
+	char *s;
 	size_t cnt;
 	image_header_t *hdr;
 #if defined(CONFIG_FIT)
@@ -787,9 +787,8 @@ static int nand_load_image(cmd_tbl_t *cmdtp, nand_info_t *nand,
 	load_addr = addr;
 
 	/* Check if we should attempt an auto-start */
-	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep, "yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
-		extern int do_bootm(cmd_tbl_t *, int, int, char *[]);
 
 		local_args[0] = cmd;
 		local_args[1] = NULL;
diff --git a/common/cmd_net.c b/common/cmd_net.c
index 44d17db..973fa21 100644
--- a/common/cmd_net.c
+++ b/common/cmd_net.c
@@ -28,8 +28,6 @@
 #include <command.h>
 #include <net.h>
 
-extern int do_bootm (cmd_tbl_t *, int, int, char * const []);
-
 static int netboot_common (proto_t, cmd_tbl_t *, int , char * const []);
 
 int do_bootp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
@@ -213,7 +211,7 @@ netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char * const argv[])
 	flush_cache(load_addr, size);
 
 	/* Loading ok, check if we should attempt an auto-start */
-	if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
 		local_args[0] = argv[0];
 		local_args[1] = NULL;
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index dcc93c1..f8c7976 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -111,7 +111,7 @@ static int env_print(char *name)
 
 		e.key = name;
 		e.data = NULL;
-		ep = hsearch (e, FIND);
+		hsearch_r(e, FIND, &ep, &env_htab);
 		if (ep == NULL)
 			return 0;
 		len = printf ("%s=%s\n", ep->key, ep->data);
@@ -119,7 +119,7 @@ static int env_print(char *name)
 	}
 
 	/* print whole list */
-	len = hexport('\n', &res, 0);
+	len = hexport_r(&env_htab, '\n', &res, 0);
 
 	if (len > 0) {
 		puts(res);
@@ -184,7 +184,7 @@ int _do_env_set (int flag, int argc, char * const argv[])
 	 */
 	e.key = name;
 	e.data = NULL;
-	ep = hsearch (e, FIND);
+	hsearch_r(e, FIND, &ep, &env_htab);
 
 	/* Check for console redirection */
 	if (strcmp(name,"stdin") == 0) {
@@ -267,7 +267,7 @@ int _do_env_set (int flag, int argc, char * const argv[])
 
 	/* Delete only ? */
 	if ((argc < 3) || argv[2] == NULL) {
-		int rc = hdelete(name);
+		int rc = hdelete_r(name, &env_htab);
 		return !rc;
 	}
 
@@ -293,7 +293,7 @@ int _do_env_set (int flag, int argc, char * const argv[])
 
 	e.key  = name;
 	e.data = value;
-	ep = hsearch(e, ENTER);
+	hsearch_r(e, ENTER, &ep, &env_htab);
 	free(value);
 	if (!ep) {
 		printf("## Error inserting \"%s\" variable, errno=%d\n",
@@ -456,7 +456,7 @@ char *getenv (char *name)
 
 		e.key  = name;
 		e.data = NULL;
-		ep = hsearch (e, FIND);
+		hsearch_r(e, FIND, &ep, &env_htab);
 
 		return (ep ? ep->data : NULL);
 	}
@@ -651,7 +651,7 @@ static int do_env_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv
 	}
 
 	if (sep) {		/* export as text file */
-		len = hexport(sep, &addr, size);
+		len = hexport_r(&env_htab, sep, &addr, size);
 		if (len < 0) {
 			error("Cannot export environment: errno = %d\n",
 				errno);
@@ -670,7 +670,7 @@ static int do_env_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv
 	else			/* export as raw binary data */
 		res = addr;
 
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n",
 			errno);
@@ -790,7 +790,7 @@ static int do_env_import(cmd_tbl_t * cmdtp, int flag, int argc, char * const arg
 		addr = (char *)ep->data;
 	}
 
-	if (himport(addr, size, sep, del ? 0 : H_NOCLEAR) == 0) {
+	if (himport_r(&env_htab, addr, size, sep, del ? 0 : H_NOCLEAR) == 0) {
 		error("Environment import failed: errno = %d\n", errno);
 		return 1;
 	}
@@ -883,29 +883,32 @@ U_BOOT_CMD(
  */
 
 #if defined(CONFIG_CMD_EDITENV)
-U_BOOT_CMD(
+U_BOOT_CMD_COMPLETE(
 	editenv, 2, 0,	do_env_edit,
 	"edit environment variable",
 	"name\n"
-	"    - edit environment variable 'name'"
+	"    - edit environment variable 'name'",
+	var_complete
 );
 #endif
 
-U_BOOT_CMD(
+U_BOOT_CMD_COMPLETE(
 	printenv, CONFIG_SYS_MAXARGS, 1,	do_env_print,
 	"print environment variables",
 	"\n    - print values of all environment variables\n"
 	"printenv name ...\n"
-	"    - print value of environment variable 'name'"
+	"    - print value of environment variable 'name'",
+	var_complete
 );
 
-U_BOOT_CMD(
+U_BOOT_CMD_COMPLETE(
 	setenv, CONFIG_SYS_MAXARGS, 0,	do_env_set,
 	"set environment variables",
 	"name value ...\n"
 	"    - set environment variable 'name' to 'value ...'\n"
 	"setenv name\n"
-	"    - delete environment variable 'name'"
+	"    - delete environment variable 'name'",
+	var_complete
 );
 
 #if defined(CONFIG_CMD_ASKENV)
@@ -926,10 +929,11 @@ U_BOOT_CMD(
 #endif
 
 #if defined(CONFIG_CMD_RUN)
-U_BOOT_CMD(
+U_BOOT_CMD_COMPLETE(
 	run,	CONFIG_SYS_MAXARGS,	1,	do_run,
 	"run commands in an environment variable",
 	"var [...]\n"
-	"    - run the commands in the environment variable(s) 'var'"
+	"    - run the commands in the environment variable(s) 'var'",
+	var_complete
 );
 #endif
diff --git a/common/cmd_onenand.c b/common/cmd_onenand.c
index cb2ba70..a27adaa 100644
--- a/common/cmd_onenand.c
+++ b/common/cmd_onenand.c
@@ -112,8 +112,32 @@ static int onenand_block_read(loff_t from, size_t len,
 	return 0;
 }
 
+static int onenand_write_oneblock_withoob(loff_t to, const u_char * buf,
+					  size_t *retlen)
+{
+	struct mtd_oob_ops ops = {
+		.len = mtd->writesize,
+		.ooblen = mtd->oobsize,
+		.mode = MTD_OOB_AUTO,
+	};
+	int page, ret = 0;
+	for (page = 0; page < (mtd->erasesize / mtd->writesize); page ++) {
+		ops.datbuf = (u_char *)buf;
+		buf += mtd->writesize;
+		ops.oobbuf = (u_char *)buf;
+		buf += mtd->oobsize;
+		ret = mtd->write_oob(mtd, to, &ops);
+		if (ret)
+			break;
+		to += mtd->writesize;
+	}
+
+	*retlen = (ret) ? 0 : mtd->erasesize;
+	return ret;
+}
+
 static int onenand_block_write(loff_t to, size_t len,
-			       size_t *retlen, const u_char * buf)
+			       size_t *retlen, const u_char * buf, int withoob)
 {
 	struct onenand_chip *this = mtd->priv;
 	int blocks = len >> this->erase_shift;
@@ -140,7 +164,10 @@ static int onenand_block_write(loff_t to, size_t len,
 			goto next;
 		}
 
-		ret = mtd->write(mtd, ofs, blocksize, &_retlen, buf);
+		if (!withoob)
+			ret = mtd->write(mtd, ofs, blocksize, &_retlen, buf);
+		else
+			ret = onenand_write_oneblock_withoob(ofs, buf, &_retlen);
 		if (ret) {
 			printk("Write failed 0x%x, %d", (u32)ofs, ret);
 			skip_ofs += blocksize;
@@ -386,19 +413,22 @@ static int do_onenand_write(cmd_tbl_t * cmdtp, int flag, int argc, char * const
 {
 	ulong addr, ofs;
 	size_t len;
-	int ret = 0;
+	int ret = 0, withoob = 0;
 	size_t retlen = 0;
 
 	if (argc < 3)
 		return cmd_usage(cmdtp);
 
+	if (strncmp(argv[0] + 6, "yaffs", 5) == 0)
+		withoob = 1;
+
 	addr = (ulong)simple_strtoul(argv[1], NULL, 16);
 
 	printf("\nOneNAND write: ");
 	if (arg_off_size(argc - 2, argv + 2, &ofs, &len) != 0)
 		return 1;
 
-	ret = onenand_block_write(ofs, len, &retlen, (u8 *)addr);
+	ret = onenand_block_write(ofs, len, &retlen, (u8 *)addr, withoob);
 
 	printf(" %d bytes written: %s\n", retlen, ret ? "ERROR" : "OK");
 
@@ -521,6 +551,7 @@ static cmd_tbl_t cmd_onenand_sub[] = {
 	U_BOOT_CMD_MKENT(bad, 1, 0, do_onenand_bad, "", ""),
 	U_BOOT_CMD_MKENT(read, 4, 0, do_onenand_read, "", ""),
 	U_BOOT_CMD_MKENT(write, 4, 0, do_onenand_write, "", ""),
+	U_BOOT_CMD_MKENT(write.yaffs, 4, 0, do_onenand_write, "", ""),
 	U_BOOT_CMD_MKENT(erase, 3, 0, do_onenand_erase, "", ""),
 	U_BOOT_CMD_MKENT(test, 3, 0, do_onenand_test, "", ""),
 	U_BOOT_CMD_MKENT(dump, 2, 0, do_onenand_dump, "", ""),
@@ -560,7 +591,7 @@ U_BOOT_CMD(
 	"info - show available OneNAND devices\n"
 	"onenand bad - show bad blocks\n"
 	"onenand read[.oob] addr off size\n"
-	"onenand write addr off size\n"
+	"onenand write[.yaffs] addr off size\n"
 	"    read/write 'size' bytes starting at offset 'off'\n"
 	"    to/from memory address 'addr', skipping bad blocks.\n"
 	"onenand erase [force] [off size] - erase 'size' bytes from\n"
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index 6b937f9..63a46de 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -327,9 +327,8 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	flush_cache (addr, (cnt+1)*info.blksz);
 
 	/* Check if we should attempt an auto-start */
-	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
-		extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
 		local_args[0] = argv[0];
 		local_args[1] = NULL;
 		printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index 226ea0d..8439198 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -488,9 +488,8 @@ int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	flush_cache(addr, (cnt+1)*info.blksz);
 
 	/* Check if we should attempt an auto-start */
-	if (((ep = getenv("autostart")) != NULL) && (strcmp(ep, "yes") == 0)) {
+	if (getenv_yesno("autostart")) {
 		char *local_args[2];
-		extern int do_bootm(cmd_tbl_t *, int, int, char *[]);
 		local_args[0] = argv[0];
 		local_args[1] = NULL;
 		printf("Automatic boot of image at addr 0x%08lX ...\n", addr);
diff --git a/common/command.c b/common/command.c
index 0b1a3fb..ef4a081 100644
--- a/common/command.c
+++ b/common/command.c
@@ -177,30 +177,6 @@ int var_complete(int argc, char * const argv[], char last_char, int maxv, char *
 	return 0;
 }
 
-static void install_auto_complete_handler(const char *cmd,
-		int (*complete)(int argc, char * const argv[], char last_char, int maxv, char *cmdv[]))
-{
-	cmd_tbl_t *cmdtp;
-
-	cmdtp = find_cmd(cmd);
-	if (cmdtp == NULL)
-		return;
-
-	cmdtp->complete = complete;
-}
-
-void install_auto_complete(void)
-{
-#if defined(CONFIG_CMD_EDITENV)
-	install_auto_complete_handler("editenv", var_complete);
-#endif
-	install_auto_complete_handler("printenv", var_complete);
-	install_auto_complete_handler("setenv", var_complete);
-#if defined(CONFIG_CMD_RUN)
-	install_auto_complete_handler("run", var_complete);
-#endif
-}
-
 /*************************************************************************************/
 
 static int complete_cmdv(int argc, char * const argv[], char last_char, int maxv, char *cmdv[])
diff --git a/common/console.c b/common/console.c
index 7e01886..8c650e0 100644
--- a/common/console.c
+++ b/common/console.c
@@ -479,7 +479,7 @@ inline void dbg(const char *fmt, ...)
 
 /** U-Boot INIT FUNCTIONS *************************************************/
 
-struct stdio_dev *search_device(int flags, char *name)
+struct stdio_dev *search_device(int flags, const char *name)
 {
 	struct stdio_dev *dev;
 
@@ -491,7 +491,7 @@ struct stdio_dev *search_device(int flags, char *name)
 	return NULL;
 }
 
-int console_assign(int file, char *devname)
+int console_assign(int file, const char *devname)
 {
 	int flag;
 	struct stdio_dev *dev;
diff --git a/common/env_common.c b/common/env_common.c
index a276efc..ae710e5 100644
--- a/common/env_common.c
+++ b/common/env_common.c
@@ -129,6 +129,8 @@ uchar default_environment[] = {
 	"\0"
 };
 
+struct hsearch_data env_htab;
+
 static uchar env_get_char_init (int index)
 {
 	uchar c;
@@ -187,7 +189,7 @@ void set_default_env(const char *s)
 		puts("Using default environment\n\n");
 	}
 
-	if (himport((char *)default_environment,
+	if (himport_r(&env_htab, (char *)default_environment,
 		    sizeof(default_environment), '\0', 0) == 0) {
 		error("Environment import failed: errno = %d\n", errno);
 	}
@@ -213,7 +215,7 @@ int env_import(const char *buf, int check)
 		}
 	}
 
-	if (himport((char *)ep->data, ENV_SIZE, '\0', 0)) {
+	if (himport_r(&env_htab, (char *)ep->data, ENV_SIZE, '\0', 0)) {
 		gd->flags |= GD_FLG_ENV_READY;
 		return 1;
 	}
diff --git a/common/env_dataflash.c b/common/env_dataflash.c
index 270f2b3..1d57079 100644
--- a/common/env_dataflash.c
+++ b/common/env_dataflash.c
@@ -68,7 +68,7 @@ int saveenv(void)
 	char	*res;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_eeprom.c b/common/env_eeprom.c
index 792b44f..0a179ad 100644
--- a/common/env_eeprom.c
+++ b/common/env_eeprom.c
@@ -143,7 +143,7 @@ int saveenv(void)
 	BUG_ON(env_ptr != NULL);
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_flash.c b/common/env_flash.c
index 54c0bfe..456f2e8 100644
--- a/common/env_flash.c
+++ b/common/env_flash.c
@@ -155,7 +155,7 @@ int saveenv(void)
 	}
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		goto done;
@@ -289,7 +289,7 @@ int saveenv(void)
 		goto done;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		goto done;
diff --git a/common/env_mmc.c b/common/env_mmc.c
index 7c9392c..71dcc4c 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -107,7 +107,7 @@ int saveenv(void)
 		return 1;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_nand.c b/common/env_nand.c
index 7f6c917..2682f07 100644
--- a/common/env_nand.c
+++ b/common/env_nand.c
@@ -199,7 +199,7 @@ int saveenv(void)
 		return 1;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
@@ -256,7 +256,7 @@ int saveenv(void)
 		return 1;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_nvram.c b/common/env_nvram.c
index 6e90f2b..544ce47 100644
--- a/common/env_nvram.c
+++ b/common/env_nvram.c
@@ -94,7 +94,7 @@ int saveenv(void)
 	int	rcode = 0;
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_onenand.c b/common/env_onenand.c
index 02cb535..5e04a06 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -109,7 +109,7 @@ int saveenv(void)
 	};
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
diff --git a/common/env_sf.c b/common/env_sf.c
index 47c6a70..41cc00a 100644
--- a/common/env_sf.c
+++ b/common/env_sf.c
@@ -92,7 +92,7 @@ int saveenv(void)
 	}
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		return 1;
@@ -308,7 +308,7 @@ int saveenv(void)
 	}
 
 	res = (char *)&env_new.data;
-	len = hexport('\0', &res, ENV_SIZE);
+	len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
 	if (len < 0) {
 		error("Cannot export environment: errno = %d\n", errno);
 		goto done;
diff --git a/common/hush.c b/common/hush.c
index 2188fd4..8021a68 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -93,8 +93,6 @@
 #include <common.h>        /* readline */
 #include <hush.h>
 #include <command.h>        /* find_cmd */
-/*cmd_boot.c*/
-extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);      /* do_bootd */
 #endif
 #ifndef __U_BOOT__
 #include <ctype.h>     /* isalpha, isdigit */
@@ -1023,9 +1021,7 @@ static void get_user_input(struct in_str *i)
 	static char the_command[CONFIG_SYS_CBSIZE];
 
 #ifdef CONFIG_BOOT_RETRY_TIME
-#  ifdef CONFIG_RESET_TO_RETRY
-	extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
-#  else
+#  ifndef CONFIG_RESET_TO_RETRY
 #	error "This currently only works with CONFIG_RESET_TO_RETRY enabled"
 #  endif
 	reset_cmd_timeout();
@@ -1681,8 +1677,6 @@ static int run_pipe_real(struct pipe *pi)
 			} else {
 				int rcode;
 #if defined(CONFIG_CMD_BOOTD)
-	    extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
-
 				/* avoid "bootd" recursion */
 				if (cmdtp->cmd == do_bootd) {
 					if (flag & CMD_FLAG_BOOTD) {
diff --git a/common/image.c b/common/image.c
index 42f5b79..f63a2ff 100644
--- a/common/image.c
+++ b/common/image.c
@@ -74,7 +74,7 @@ static const image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
 #include <image.h>
 #endif /* !USE_HOSTCC*/
 
-static table_entry_t uimage_arch[] = {
+static const table_entry_t uimage_arch[] = {
 	{	IH_ARCH_INVALID,	NULL,		"Invalid ARCH",	},
 	{	IH_ARCH_ALPHA,		"alpha",	"Alpha",	},
 	{	IH_ARCH_ARM,		"arm",		"ARM",		},
@@ -96,7 +96,7 @@ static table_entry_t uimage_arch[] = {
 	{	-1,			"",		"",		},
 };
 
-static table_entry_t uimage_os[] = {
+static const table_entry_t uimage_os[] = {
 	{	IH_OS_INVALID,	NULL,		"Invalid OS",		},
 	{	IH_OS_LINUX,	"linux",	"Linux",		},
 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
@@ -129,7 +129,7 @@ static table_entry_t uimage_os[] = {
 	{	-1,		"",		"",			},
 };
 
-static table_entry_t uimage_type[] = {
+static const table_entry_t uimage_type[] = {
 	{	IH_TYPE_INVALID,    NULL,	  "Invalid Image",	},
 	{	IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",	},
 	{	IH_TYPE_FIRMWARE,   "firmware",	  "Firmware",		},
@@ -144,7 +144,7 @@ static table_entry_t uimage_type[] = {
 	{	-1,		    "",		  "",			},
 };
 
-static table_entry_t uimage_comp[] = {
+static const table_entry_t uimage_comp[] = {
 	{	IH_COMP_NONE,	"none",		"uncompressed",		},
 	{	IH_COMP_BZIP2,	"bzip2",	"bzip2 compressed",	},
 	{	IH_COMP_GZIP,	"gzip",		"gzip compressed",	},
@@ -516,7 +516,7 @@ static void genimg_print_time (time_t timestamp)
  *     long entry name if translation succeeds
  *     msg otherwise
  */
-char *get_table_entry_name (table_entry_t *table, char *msg, int id)
+char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 {
 	for (; table->id >= 0; ++table) {
 		if (table->id == id)
@@ -563,10 +563,10 @@ const char *genimg_get_comp_name (uint8_t comp)
  *     entry id if translation succeeds
  *     -1 otherwise
  */
-int get_table_entry_id (table_entry_t *table,
+int get_table_entry_id(const table_entry_t *table,
 		const char *table_name, const char *name)
 {
-	table_entry_t *t;
+	const table_entry_t *t;
 #ifdef USE_HOSTCC
 	int first = 1;
 
diff --git a/common/main.c b/common/main.c
index d97ccd7..42f4d02 100644
--- a/common/main.c
+++ b/common/main.c
@@ -50,12 +50,6 @@ DECLARE_GLOBAL_DATA_PTR;
 void inline __show_boot_progress (int val) {}
 void show_boot_progress (int val) __attribute__((weak, alias("__show_boot_progress")));
 
-#if defined(CONFIG_BOOT_RETRY_TIME) && defined(CONFIG_RESET_TO_RETRY)
-extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);		/* for do_reset() prototype */
-#endif
-
-extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
-
 #if defined(CONFIG_UPDATE_TFTP)
 void update_tftp (void);
 #endif /* CONFIG_UPDATE_TFTP */
@@ -342,10 +336,6 @@ void main_loop (void)
 	hush_init_var ();
 #endif
 
-#ifdef CONFIG_AUTO_COMPLETE
-	install_auto_complete();
-#endif
-
 #ifdef CONFIG_PREBOOT
 	if ((p = getenv ("preboot")) != NULL) {
 # ifdef CONFIG_AUTOBOOT_KEYED
diff --git a/common/stdio.c b/common/stdio.c
index ab7c5ab..b20772c 100644
--- a/common/stdio.c
+++ b/common/stdio.c
@@ -105,7 +105,7 @@ struct list_head* stdio_get_list(void)
 	return &(devs.list);
 }
 
-struct stdio_dev* stdio_get_by_name(char* name)
+struct stdio_dev* stdio_get_by_name(const char *name)
 {
 	struct list_head *pos;
 	struct stdio_dev *dev;
@@ -155,7 +155,7 @@ int stdio_register (struct stdio_dev * dev)
  * returns 0 if success, -1 if device is assigned and 1 if devname not found
  */
 #ifdef	CONFIG_SYS_STDIO_DEREGISTER
-int stdio_deregister(char *devname)
+int stdio_deregister(const char *devname)
 {
 	int l;
 	struct list_head *pos;