NetXen: Fix compile failure seen on PPC architecture

NetXen: Add NETXEN prefixes to macros to clean them up.
This is a cleanup patch which adds NETXEN prefix to some stand
alone macro names.
These posed compile errors when NetXen driver was backported to 2.6.9
on PPC architecture as macros like USER_START are defined in file
arch/ppc64/mm/hash_utils.c

Signed-off-by: Andy Gospodarek <andy@greyhouse.net>
Signed-off by: Wen Xiong <wenxiong@us.ibm.com>
Acked-off by: Mithlesh Thukral <mithlesh@netxen.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index a368924..8e7c4a5 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -585,7 +585,7 @@
 {
 	int ret = FLASH_SUCCESS;
 	int val;
-	char *buffer = kmalloc(FLASH_SECTOR_SIZE, GFP_KERNEL);
+	char *buffer = kmalloc(NETXEN_FLASH_SECTOR_SIZE, GFP_KERNEL);
 
 	if (!buffer)
 		return -ENOMEM;	
@@ -601,13 +601,13 @@
 		goto out_kfree;
 
 	/* copy  sector 0 to sector 63 */
-	ret = netxen_rom_fast_read_words(adapter, CRBINIT_START, 
-						buffer, FLASH_SECTOR_SIZE);
+	ret = netxen_rom_fast_read_words(adapter, NETXEN_CRBINIT_START, 
+					buffer, NETXEN_FLASH_SECTOR_SIZE);
 	if (ret != FLASH_SUCCESS)
 		goto out_kfree;
 
-	ret = netxen_rom_fast_write_words(adapter, FIXED_START, 
-						buffer, FLASH_SECTOR_SIZE);
+	ret = netxen_rom_fast_write_words(adapter, NETXEN_FIXED_START, 
+					buffer, NETXEN_FLASH_SECTOR_SIZE);
 	if (ret != FLASH_SUCCESS)
 		goto out_kfree;
 
@@ -654,7 +654,8 @@
 	int count = 0, erased_errors = 0;
 	int range;
 
-	range = (addr == USER_START) ? FIXED_START : addr + FLASH_SECTOR_SIZE;
+	range = (addr == NETXEN_USER_START) ? 
+		NETXEN_FIXED_START : addr + NETXEN_FLASH_SECTOR_SIZE;
 	
 	for (i = addr; i < range; i += 4) {
 		netxen_rom_fast_read(adapter, i, &val);
@@ -689,7 +690,7 @@
 	int i;
 
 	for (i = start; i < end; i++) {
-		ret = netxen_rom_se(adapter, i * FLASH_SECTOR_SIZE);
+		ret = netxen_rom_se(adapter, i * NETXEN_FLASH_SECTOR_SIZE);
 		if (ret)
 			break;
 		ret = netxen_rom_wip_poll(adapter);
@@ -706,8 +707,8 @@
 	int ret = FLASH_SUCCESS;
 	int start, end;
 
-	start = SECONDARY_START / FLASH_SECTOR_SIZE;
-	end   = USER_START / FLASH_SECTOR_SIZE;
+	start = NETXEN_SECONDARY_START / NETXEN_FLASH_SECTOR_SIZE;
+	end   = NETXEN_USER_START / NETXEN_FLASH_SECTOR_SIZE;
 	ret = netxen_flash_erase_sections(adapter, start, end);
 
 	return ret;
@@ -719,8 +720,8 @@
 	int ret = FLASH_SUCCESS;
 	int start, end;
 
-	start = PRIMARY_START / FLASH_SECTOR_SIZE;
-	end   = SECONDARY_START / FLASH_SECTOR_SIZE;
+	start = NETXEN_PRIMARY_START / NETXEN_FLASH_SECTOR_SIZE;
+	end   = NETXEN_SECONDARY_START / NETXEN_FLASH_SECTOR_SIZE;
 	ret = netxen_flash_erase_sections(adapter, start, end);
 
 	return ret;