-diff -urN linux.old/drivers/mtd/maps/bcm47xx-flash.c linux.dev/drivers/mtd/maps/bcm47xx-flash.c
---- linux.old/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/drivers/mtd/maps/bcm47xx-flash.c 2006-06-23 19:54:06.000000000 +0200
-@@ -0,0 +1,451 @@
+diff -urN linux-2.6.19.ref/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.19/drivers/mtd/maps/bcm47xx-flash.c
+--- linux-2.6.19.ref/drivers/mtd/maps/bcm47xx-flash.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.19/drivers/mtd/maps/bcm47xx-flash.c 2006-12-04 21:33:58.000000000 +0100
+@@ -0,0 +1,490 @@
+/*
+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/wait.h>
-+#include <linux/config.h>
++#include <linux/autoconf.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#ifdef CONFIG_MTD_PARTITIONS
+#include <linux/crc32.h>
+#include <asm/io.h>
+
++#include <typedefs.h>
++#include <osl.h>
++#include <bcmnvram.h>
++#include <bcmutils.h>
++#include <sbconfig.h>
++#include <sbchipc.h>
++#include <sbutils.h>
+#include <trxhdr.h>
+
+#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
+#define NVRAM_SPACE 0x8000
-+#define WINDOW_ADDR 0x1c000000
-+#define WINDOW_SIZE 0x800000
++#define WINDOW_ADDR 0x1fc00000
++#define WINDOW_SIZE 0x400000
+#define BUSWIDTH 2
+
++extern sb_t *sbh;
+static struct mtd_info *bcm947xx_mtd;
+
+static void bcm947xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
+ /*
+ * Read into buffer
+ */
-+ if (MTD_READ(mtd, off, sizeof(buf), &len, buf) ||
++ if (mtd->read(mtd, off, sizeof(buf), &len, buf) ||
+ len != sizeof(buf))
+ continue;
+
+ set_current_state(TASK_INTERRUPTIBLE);
+ add_wait_queue(&wait_q, &wait);
+
-+ ret = MTD_ERASE(mtd, &erase);
++ ret = mtd->erase(mtd, &erase);
+ if (ret) {
+ set_current_state(TASK_RUNNING);
+ remove_wait_queue(&wait_q, &wait);
+ * Next, writhe data to flash.
+ */
+
-+ ret = MTD_WRITE (mtd, pos, len, &retlen, buf);
++ ret = mtd->write(mtd, pos, len, &retlen, buf);
+ if (ret)
+ return ret;
+ if (retlen != len)
+ /*
+ * Read into buffer
+ */
-+ if (MTD_READ(mtd, off, sizeof(trx), &len, (char *) &trx) ||
++ if (mtd->read(mtd, off, sizeof(trx), &len, (char *) &trx) ||
+ len != sizeof(trx))
+ continue;
+
+ if (part->size == 0)
+ return 0;
+
-+ if (MTD_READ(mtd, part->offset, sizeof(buf), &len, buf) || len != sizeof(buf))
++ if (mtd->read(mtd, part->offset, sizeof(buf), &len, buf) || len != sizeof(buf))
+ return 0;
+
+ if (*((__u32 *) buf) == SQUASHFS_MAGIC) {
+
+ /* Update the trx crc32 */
+ for (i = (u32) &(((struct trx_header *)NULL)->flag_version); i <= trx.len; i += sizeof(buf)) {
-+ if (MTD_READ(mtd, off + i, sizeof(buf), &len, buf) || len != sizeof(buf))
++ if (mtd->read(mtd, off + i, sizeof(buf), &len, buf) || len != sizeof(buf))
+ return 0;
+ crc = crc32_le(crc, buf, min(sizeof(buf), trx.len - i));
+ }
+ /* read first eraseblock from the trx */
+ block = kmalloc(mtd->erasesize, GFP_KERNEL);
+ trx2 = (struct trx_header *) block;
-+ if (MTD_READ(mtd, off, mtd->erasesize, &len, block) || len != mtd->erasesize) {
++ if (mtd->read(mtd, off, mtd->erasesize, &len, block) || len != mtd->erasesize) {
+ printk("Error accessing the first trx eraseblock\n");
+ return 0;
+ }
+{
+ int cfe_size;
+
-+ cfe_size = find_cfe_size(mtd,size);
++ if ((cfe_size = find_cfe_size(mtd,size)) < 0)
++ return NULL;
+
+ /* boot loader */
+ bcm947xx_parts[0].offset = 0;
+
+int __init init_bcm947xx_map(void)
+{
++ uint coreidx;
++ chipcregs_t *cc;
++ uint32 fltype;
++ uint window_addr = 0, window_size = 0;
+ size_t size;
+ int ret = 0;
+#ifdef CONFIG_MTD_PARTITIONS
+ int i;
+#endif
+
-+ bcm947xx_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE);
++ coreidx = sb_coreidx(sbh);
++
++ /* Check strapping option if chipcommon exists */
++ if ((cc = sb_setcore(sbh, SB_CC, 0))) {
++ fltype = readl(&cc->capabilities) & CAP_FLASH_MASK;
++ if (fltype == PFLASH) {
++ bcm947xx_map.map_priv_2 = 1;
++ window_addr = 0x1c000000;
++ bcm947xx_map.size = window_size = 32 * 1024 * 1024;
++ if ((readl(&cc->flash_config) & CC_CFG_DS) == 0)
++ bcm947xx_map.bankwidth = 1;
++ }
++ } else {
++ fltype = PFLASH;
++ bcm947xx_map.map_priv_2 = 0;
++ window_addr = WINDOW_ADDR;
++ window_size = WINDOW_SIZE;
++ }
++
++ sb_setcoreidx(sbh, coreidx);
++
++ if (fltype != PFLASH) {
++ printk(KERN_ERR "pflash: found no supported devices\n");
++ ret = -ENODEV;
++ goto fail;
++ }
++ bcm947xx_map.virt = ioremap(window_addr, window_size);
+
+ if (!bcm947xx_map.virt) {
+ printk("Failed to ioremap\n");
+
+module_init(init_bcm947xx_map);
+module_exit(cleanup_bcm947xx_map);
-diff -urN linux.old/drivers/mtd/maps/Kconfig linux.dev/drivers/mtd/maps/Kconfig
---- linux.old/drivers/mtd/maps/Kconfig 2006-06-23 19:13:51.000000000 +0200
-+++ linux.dev/drivers/mtd/maps/Kconfig 2006-06-23 18:47:58.000000000 +0200
+diff -urN linux-2.6.19.ref/drivers/mtd/maps/Kconfig linux-2.6.19/drivers/mtd/maps/Kconfig
+--- linux-2.6.19.ref/drivers/mtd/maps/Kconfig 2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19/drivers/mtd/maps/Kconfig 2006-12-04 21:33:58.000000000 +0100
@@ -299,6 +299,12 @@
Mapping for the Flaga digital module. If you don't have one, ignore
this setting.
config MTD_BEECH
tristate "CFI Flash device mapped on IBM 405LP Beech"
depends on MTD_CFI && BEECH
-diff -urN linux.old/drivers/mtd/maps/Makefile linux.dev/drivers/mtd/maps/Makefile
---- linux.old/drivers/mtd/maps/Makefile 2006-06-23 19:13:51.000000000 +0200
-+++ linux.dev/drivers/mtd/maps/Makefile 2006-06-23 18:47:58.000000000 +0200
-@@ -30,6 +30,7 @@
+diff -urN linux-2.6.19.ref/drivers/mtd/maps/Makefile linux-2.6.19/drivers/mtd/maps/Makefile
+--- linux-2.6.19.ref/drivers/mtd/maps/Makefile 2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19/drivers/mtd/maps/Makefile 2006-12-04 21:33:58.000000000 +0100
+@@ -29,6 +29,7 @@
obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o
obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o
obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o
projects / openwrt.git / blobdiff