FreeBSD definitions of (read|write)[bwl] collide with our own

Before we attempt trickery, we can simply rename the accessor functions.

Patch created with the help of Coccinelle.

Corresponding to flashrom svn r420 and coreboot v2 svn r3984.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Idwer Vollering <idwer_v@hotmail.com>
Acked-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/m29f002.c b/m29f002.c
index f806a2d..a0fdf55 100644
--- a/m29f002.c
+++ b/m29f002.c
@@ -22,12 +22,12 @@
 
 int erase_m29f002(struct flashchip *flash) {
 	volatile uint8_t *bios = flash->virtual_memory;
-	writeb(0xaa, bios + 0x555);
-	writeb(0x55, bios + 0xaaa);
-	writeb(0x80, bios + 0x555);
-	writeb(0xaa, bios + 0x555);
-	writeb(0x55, bios + 0xaaa);
-	writeb(0x10, bios + 0x555);
+	chip_writeb(0xaa, bios + 0x555);
+	chip_writeb(0x55, bios + 0xaaa);
+	chip_writeb(0x80, bios + 0x555);
+	chip_writeb(0xaa, bios + 0x555);
+	chip_writeb(0x55, bios + 0xaaa);
+	chip_writeb(0x10, bios + 0x555);
 	myusec_delay(10);
 	toggle_ready_jedec(bios);
 	return 0;
@@ -35,21 +35,21 @@
 
 static void rewrite_block(volatile uint8_t *bios, uint8_t *src, volatile uint8_t *dst, int size) {
 	/* erase */
-	writeb(0xaa, bios + 0x555);
-	writeb(0x55, bios + 0xaaa);
-	writeb(0x80, bios + 0x555);
-	writeb(0xaa, bios + 0x555);
-	writeb(0x55, bios + 0xaaa);
-	writeb(0x30, dst);
+	chip_writeb(0xaa, bios + 0x555);
+	chip_writeb(0x55, bios + 0xaaa);
+	chip_writeb(0x80, bios + 0x555);
+	chip_writeb(0xaa, bios + 0x555);
+	chip_writeb(0x55, bios + 0xaaa);
+	chip_writeb(0x30, dst);
 	myusec_delay(10);
 	toggle_ready_jedec(bios);
 
 	/* program */
 	while (size--) {
-		writeb(0xaa, bios + 0x555);
-		writeb(0x55, bios + 0xaaa);
-		writeb(0xa0, bios + 0x555);
-		writeb(*src, dst);
+		chip_writeb(0xaa, bios + 0x555);
+		chip_writeb(0x55, bios + 0xaaa);
+		chip_writeb(0xa0, bios + 0x555);
+		chip_writeb(*src, dst);
 		toggle_ready_jedec(dst);
 		dst++;
 		src++;