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Diffstat (limited to 'target/linux/aruba-2.6/patches/001-flash.patch')
-rw-r--r--target/linux/aruba-2.6/patches/001-flash.patch159
1 files changed, 159 insertions, 0 deletions
diff --git a/target/linux/aruba-2.6/patches/001-flash.patch b/target/linux/aruba-2.6/patches/001-flash.patch
new file mode 100644
index 0000000..f0b9513
--- /dev/null
+++ b/target/linux/aruba-2.6/patches/001-flash.patch
@@ -0,0 +1,159 @@
+diff -Nur linux-2.6.15/arch/mips/aruba/flash_lock.c linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c
+--- linux-2.6.15/arch/mips/aruba/flash_lock.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c 2006-01-10 00:32:32.000000000 +0100
+@@ -0,0 +1,27 @@
++#include <linux/module.h>
++#include <linux/types.h>
++#include <asm/bootinfo.h>
++
++#define AP70_PROT_ADDR 0xb8010008
++#define AP70_PROT_DATA 0x8
++#define AP60_PROT_ADDR 0xB8400000
++#define AP60_PROT_DATA 0x04000000
++
++void unlock_ap60_70_flash(void)
++{
++ volatile __u32 val;
++ switch (mips_machtype) {
++ case MACH_ARUBA_AP70:
++ val = *(volatile __u32 *)AP70_PROT_ADDR;
++ val &= ~(AP70_PROT_DATA);
++ *(volatile __u32 *)AP70_PROT_ADDR = val;
++ break;
++ case MACH_ARUBA_AP65:
++ case MACH_ARUBA_AP60:
++ default:
++ val = *(volatile __u32 *)AP60_PROT_ADDR;
++ val &= ~(AP60_PROT_DATA);
++ *(volatile __u32 *)AP60_PROT_ADDR = val;
++ break;
++ }
++}
+diff -Nur linux-2.6.15/drivers/mtd/chips/cfi_probe.c linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c
+--- linux-2.6.15/drivers/mtd/chips/cfi_probe.c 2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c 2006-01-10 00:32:32.000000000 +0100
+@@ -26,6 +26,74 @@
+ static void print_cfi_ident(struct cfi_ident *);
+ #endif
+
++#if 1
++
++#define AMD_AUTOSEL_OFF1 0xAAA
++#define AMD_AUTOSEL_OFF2 0x555
++#define AMD_MANUF_ID 0x1
++#define AMD_DEVICE_ID1 0xF6 /* T */
++#define AMD_DEVICE_ID2 0xF9 /* B */
++/* Foll. are definitions for Macronix Flash Part */
++#define MCX_MANUF_ID 0xC2
++#define MCX_DEVICE_ID1 0xA7
++#define MCX_DEVICE_ID2 0xA8
++/* Foll. common to both AMD and Macronix */
++#define FACTORY_LOCKED 0x99
++#define USER_LOCKED 0x19
++
++/* NOTE: AP-70/6x use BYTE mode flash access. Therefore the
++ * lowest Addr. pin in the flash is not A0 but A-1 (A minus 1).
++ * CPU's A0 is tied to Flash's A-1, A1 to A0 and so on. This
++ * gives 4MB of byte-addressable mem. In byte mode, all addr
++ * need to be multiplied by 2 (i.e compared to word mode).
++ * NOTE: AMD_AUTOSEL_OFF1 and OFF2 are already mult. by 2
++ * Just blindly use the addr offsets suggested in the manual
++ * for byte mode and you'll be OK. Offs. in Table 6 need to
++ * be mult by 2 (for getting autosel params)
++ */
++void
++flash_detect(struct map_info *map, __u32 base, struct cfi_private *cfi)
++{
++ map_word val[3];
++ int osf = cfi->interleave * cfi->device_type; // =2 for AP70/6x
++ char *manuf, *part, *lock ;
++
++ if (osf != 1) return ;
++
++ cfi_send_gen_cmd(0xAA, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
++ cfi_send_gen_cmd(0x55, AMD_AUTOSEL_OFF2, base, map, cfi, cfi->device_type, NULL);
++ cfi_send_gen_cmd(0x90, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
++ val[0] = map_read(map, base) ; // manuf ID
++ val[1] = map_read(map, base+2) ; // device ID
++ val[2] = map_read(map, base+6) ; // lock indicator
++#if 0
++printk("v1=0x%x v2=0x%x v3=0x%x\n", val[0], val[1], val[2]) ;
++#endif
++ if (val[0].x[0] == AMD_MANUF_ID) {
++ manuf = "AMD Flash" ;
++ if (val[1].x[0] == AMD_DEVICE_ID1)
++ part = "AM29LV320D (Top)" ;
++ else if (val[1].x[0] == AMD_DEVICE_ID2)
++ part = "AM29LV320D (Bot)" ;
++ else part = "Unknown" ;
++ } else if (val[0].x[0] == MCX_MANUF_ID) {
++ manuf = "Macronix Flash" ;
++ if (val[1].x[0] == MCX_DEVICE_ID1)
++ part = "MX29LV320A (Top)" ;
++ else if (val[1].x[0] == MCX_DEVICE_ID2)
++ part = "MX29LV320A (Bot)" ;
++ else part = "Unknown" ;
++ } else
++ return ;
++ if (val[2].x[0] == FACTORY_LOCKED)
++ lock = "Factory Locked" ;
++ else if (val[2].x[0] == USER_LOCKED)
++ lock = "User Locked" ;
++ else lock = "Unknown locking" ;
++ printk("%s %s (%s)\n", manuf, part, lock) ;
++}
++#endif
++
+ static int cfi_probe_chip(struct map_info *map, __u32 base,
+ unsigned long *chip_map, struct cfi_private *cfi);
+ static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
+@@ -118,6 +186,10 @@
+ }
+
+ xip_disable();
++#if 1
++ //cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
++ flash_detect(map, base, cfi) ;
++#endif
+ cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
+diff -Nur linux-2.6.15/drivers/mtd/maps/physmap.c linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c
+--- linux-2.6.15/drivers/mtd/maps/physmap.c 2006-01-03 04:21:10.000000000 +0100
++++ linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c 2006-01-10 00:32:32.000000000 +0100
+@@ -34,15 +34,31 @@
+ static struct mtd_partition *mtd_parts;
+ static int mtd_parts_nb;
+
+-static int num_physmap_partitions;
+-static struct mtd_partition *physmap_partitions;
++static int num_physmap_partitions = 3;
++static struct mtd_partition physmap_partitions[] = {
++ {
++ name: "zImage",
++ size: 0x3f0000-0x80000,
++ offset: 0x80000,
++ },
++ {
++ name: "JFFS2",
++ size: 0x3f0000-0x120000,
++ offset: 0x120000,
++ },
++ {
++ name: "NVRAM",
++ size: 0x2000,
++ offset: 0x3f8000,
++ }
++};
+
+ static const char *part_probes[] __initdata = {"cmdlinepart", "RedBoot", NULL};
+
+ void physmap_set_partitions(struct mtd_partition *parts, int num_parts)
+ {
+- physmap_partitions=parts;
+- num_physmap_partitions=num_parts;
++// physmap_partitions=parts;
++// num_physmap_partitions=num_parts;
+ }
+ #endif /* CONFIG_MTD_PARTITIONS */
+