mt29f nand driver: add kblock interface.

[bertos.git] / bertos / cpu / cortex-m3 / drv / mt29f_sam3.h

diff --git a/bertos/cpu/cortex-m3/drv/mt29f_sam3.h b/bertos/cpu/cortex-m3/drv/mt29f_sam3.h
index a6108b06a489c66e21b36b5e3374ab619679745e..969496a97805991ef6d15fec9fefdd13893ff353 100644 (file)
--- a/bertos/cpu/cortex-m3/drv/mt29f_sam3.h
+++ b/bertos/cpu/cortex-m3/drv/mt29f_sam3.h
@@ -38,9 +38,27 @@
 #ifndef MT29F_SAM3_H
 #define MT29F_SAM3_H
 
+#include <drv/mt29f.h>
+
+
 // MT29F2G08AAD, FIXME: configurable
-#define MT29F_PAGE_SIZE  2048
-#define MT29F_SIZE       0x10000000  // 256 MB
+#define MT29F_DATA_SIZE         0x800       // 2048 B
+#define MT29F_SPARE_SIZE        0x40        // 64 B
+#define MT29F_PAGE_SIZE         (MT29F_DATA_SIZE + MT29F_SPARE_SIZE)
+#define MT29F_PAGES_PER_BLOCK   64
+#define MT29F_BLOCK_SIZE        (MT29F_DATA_SIZE * MT29F_PAGES_PER_BLOCK)
+#define MT29F_NUM_BLOCKS        2048
+#define MT29F_ECC_NWORDS        (MT29F_DATA_SIZE / 256)
+#define MT29F_REMAP_TAG_OFFSET  0x38
+#define MT29F_REMAP_TAG         0x3e10c8ed
+// Used to setup a dummy remup
+#define MT29F_NULL_REMAP        0xfffe
+
+// Number of reserved block for remapping
+#define MT29F_NUM_REMAP_BLOCKS  128
+// Number of usable blocks, and index of first remapping block
+#define MT29F_NUM_USER_BLOCKS   (MT29F_NUM_BLOCKS - MT29F_NUM_REMAP_BLOCKS)
+
 
 /*
  * PIO definitions.
@@ -56,10 +74,11 @@
 #define MT29F_PINS_PORTC    (MT29F_PIN_OE | MT29F_PIN_WE | MT29F_PIN_IO)
 #define MT29F_PERIPH_PORTC  PIO_PERIPH_A
 
-#define MT29F_PIN_CLE       BV(22)
-#define MT29F_PIN_ALE       BV(21)
+#define MT29F_PIN_CLE       BV(9)
+#define MT29F_PIN_ALE       BV(8)
 #define MT29F_PINS_PORTD    (MT29F_PIN_CLE | MT29F_PIN_ALE)
 #define MT29F_PERIPH_PORTD  PIO_PERIPH_A
 
+
 #endif /* MT29F_SAM3_H */