* Patch by Yuli Barcohen, 4 Mar 2004:

  Fix problems with GCC 3.3.x which changed handling of global
  variables explicitly initialized to zero (now in .bss instead of
  .data as before).

* Patch by Leon Kukovec, 02 Mar 2004:
  add strswab() to fix IDE LBA capacity, firmware and model numbers
  on little endian machines

* Patch by Masami Komiya, 02 Mar 2004:
  - Remove get_ticks() from NFS code
  - Add verification of RPC transaction ID

* Patch by Pierre Aubert, 02 Mar 2004:
  cleanup for IDE and USB drivers for MPC5200

2 files changed, 47 insertions, 41 deletions

diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 1778b33d69..e96a5f59a7 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -1094,6 +1094,18 @@ static void ide_ident (block_dev_desc_t *dev_desc)
 	ident_cpy (dev_desc->revision, iop->fw_rev, sizeof(dev_desc->revision));
 	ident_cpy (dev_desc->vendor, iop->model, sizeof(dev_desc->vendor));
 	ident_cpy (dev_desc->product, iop->serial_no, sizeof(dev_desc->product));
+#ifdef __LITTLE_ENDIAN
+	/*
+	 * firmware revision and model number have Big Endian Byte
+	 * order in Word. Convert both to little endian.
+	 *
+	 * See CF+ and CompactFlash Specification Revision 2.0:
+	 * 6.2.1.6: Identfy Drive, Table 39 for more details
+	 */
+
+	strswab (dev_desc->revision);
+	strswab (dev_desc->vendor);
+#endif /* __LITTLE_ENDIAN */
 
 	if ((iop->config & 0x0080)==0x0080)
 		dev_desc->removable = 1;
@@ -1135,8 +1147,18 @@ static void ide_ident (block_dev_desc_t *dev_desc)
 	}
 #endif /* CONFIG_ATAPI */
 
+#ifdef __BIG_ENDIAN
 	/* swap shorts */
 	dev_desc->lba = (iop->lba_capacity << 16) | (iop->lba_capacity >> 16);
+#else	/* ! __BIG_ENDIAN */
+	/*
+	 * do not swap shorts on little endian
+	 *
+	 * See CF+ and CompactFlash Specification Revision 2.0:
+	 * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details.
+	 */
+	dev_desc->lba = iop->lba_capacity;
+#endif	/* __BIG_ENDIAN */
 
 #if CONFIG_LBA48
 	if (iop->command_set_2 & 0x0400) { /* LBA 48 support */
diff --git a/common/env_flash.c b/common/env_flash.c
index 079f84d275..4e42c8fee5 100644
--- a/common/env_flash.c
+++ b/common/env_flash.c
@@ -79,9 +79,9 @@ static env_t *flash_addr_new = (env_t *)CFG_ENV_ADDR_REDUND;
 static ulong end_addr = CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1;
 static ulong end_addr_new = CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1;
 
-static uchar active_flag = 1;
-static uchar obsolete_flag = 0;
-#endif
+#define ACTIVE_FLAG   1
+#define OBSOLETE_FLAG 0
+#endif /* CFG_ENV_ADDR_REDUND */
 
 extern uchar default_environment[];
 extern int default_environment_size;
@@ -112,43 +112,28 @@ int  env_init(void)
 	ulong addr1 = (ulong)&(flash_addr->data);
 	ulong addr2 = (ulong)&(flash_addr_new->data);
 
-	if (crc1_ok && ! crc2_ok)
-	{
+	if (crc1_ok && ! crc2_ok) {
 		gd->env_addr  = addr1;
 		gd->env_valid = 1;
-	}
-	else if (! crc1_ok && crc2_ok)
-	{
+	} else if (! crc1_ok && crc2_ok) {
 		gd->env_addr  = addr2;
 		gd->env_valid = 1;
-	}
-	else if (! crc1_ok && ! crc2_ok)
-	{
+	} else if (! crc1_ok && ! crc2_ok) {
 		gd->env_addr  = addr_default;
 		gd->env_valid = 0;
-	}
-	else if (flag1 == active_flag && flag2 == obsolete_flag)
-	{
+	} else if (flag1 == ACTIVE_FLAG && flag2 == OBSOLETE_FLAG) {
 		gd->env_addr  = addr1;
 		gd->env_valid = 1;
-	}
-	else if (flag1 == obsolete_flag && flag2 == active_flag)
-	{
+	} else if (flag1 == OBSOLETE_FLAG && flag2 == ACTIVE_FLAG) {
 		gd->env_addr  = addr2;
 		gd->env_valid = 1;
-	}
-	else if (flag1 == flag2)
-	{
+	} else if (flag1 == flag2) {
 		gd->env_addr  = addr1;
 		gd->env_valid = 2;
-	}
-	else if (flag1 == 0xFF)
-	{
+	} else if (flag1 == 0xFF) {
 		gd->env_addr  = addr1;
 		gd->env_valid = 2;
-	}
-	else if (flag2 == 0xFF)
-	{
+	} else if (flag2 == 0xFF) {
 		gd->env_addr  = addr2;
 		gd->env_valid = 2;
 	}
@@ -161,6 +146,7 @@ int saveenv(void)
 {
 	char *saved_data = NULL;
 	int rc = 1;
+	char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG;
 #if CFG_ENV_SECT_SIZE > CFG_ENV_SIZE
 	ulong up_data = 0;
 #endif
@@ -210,16 +196,13 @@ int saveenv(void)
 	if ((rc = flash_write(env_ptr->data,
 			(ulong)&(flash_addr_new->data),
 			sizeof(env_ptr->data))) ||
-
 	    (rc = flash_write((char *)&(env_ptr->crc),
 			(ulong)&(flash_addr_new->crc),
 			sizeof(env_ptr->crc))) ||
-
-	    (rc = flash_write((char *)&obsolete_flag,
+	    (rc = flash_write(&flag,
 			(ulong)&(flash_addr->flags),
 			sizeof(flash_addr->flags))) ||
-
-	    (rc = flash_write((char *)&active_flag,
+	    (rc = flash_write(&new_flag,
 			(ulong)&(flash_addr_new->flags),
 			sizeof(flash_addr_new->flags))))
 	{
@@ -361,8 +344,7 @@ void env_relocate_spec (void)
 #ifdef CFG_ENV_ADDR_REDUND
 	DECLARE_GLOBAL_DATA_PTR;
 
-	if (gd->env_addr != (ulong)&(flash_addr->data))
-	{
+	if (gd->env_addr != (ulong)&(flash_addr->data)) {
 		env_t * etmp = flash_addr;
 		ulong ltmp = end_addr;
 
@@ -373,24 +355,26 @@ void env_relocate_spec (void)
 		end_addr_new = ltmp;
 	}
 
-	if (flash_addr_new->flags != obsolete_flag &&
+	if (flash_addr_new->flags != OBSOLETE_FLAG &&
 	    crc32(0, flash_addr_new->data, ENV_SIZE) ==
-	    flash_addr_new->crc)
-	{
+	    flash_addr_new->crc) {
+		char flag = OBSOLETE_FLAG;
+
 		gd->env_valid = 2;
 		flash_sect_protect (0, (ulong)flash_addr_new, end_addr_new);
-		flash_write((char *)&obsolete_flag,
+		flash_write(&flag,
 			    (ulong)&(flash_addr_new->flags),
 			    sizeof(flash_addr_new->flags));
 		flash_sect_protect (1, (ulong)flash_addr_new, end_addr_new);
 	}
 
-	if (flash_addr->flags != active_flag &&
-	    (flash_addr->flags & active_flag) == active_flag)
-	{
+	if (flash_addr->flags != ACTIVE_FLAG &&
+	    (flash_addr->flags & ACTIVE_FLAG) == ACTIVE_FLAG) {
+		char flag = ACTIVE_FLAG;
+
 		gd->env_valid = 2;
 		flash_sect_protect (0, (ulong)flash_addr, end_addr);
-		flash_write((char *)&active_flag,
+		flash_write(&flag,
 			    (ulong)&(flash_addr->flags),
 			    sizeof(flash_addr->flags));
 		flash_sect_protect (1, (ulong)flash_addr, end_addr);