Read max data rating of sd. Add fuction to read the SSR sd register. Add read block...

[bertos.git] / bertos / drv / sd.h

diff --git a/bertos/drv/sd.h b/bertos/drv/sd.h
index 8d93f5701880687f6d1296d6217fd2e228f28f67..813e65a7124c15416be948b25f15d1533cf285b3 100644 (file)
--- a/bertos/drv/sd.h
+++ b/bertos/drv/sd.h
@@ -70,6 +70,7 @@ typedef struct SDcsd
     uint8_t     ccc;          ///< Card command classes
     uint32_t    erase_size;  ///< The size of an erasable sector, in write block len
        uint32_t    capacity;     ///< Card size in byte
+       uint32_t    max_data_rate; ///< Step rate, usec
     uint32_t    blk_len;      ///< Block data size len in byte
        uint32_t    blk_num;      ///< Number of block in card
        uint32_t        write_blk_bits; ///< Max write block length in bits
@@ -80,19 +81,21 @@ typedef struct SDcsd
                 write_misalign:1;
 } SDcsd;
 
-void sd_dump_csd(SDcsd *csd);
-void sd_dump_cid(SDcid *cid);
+typedef struct SDssr
+{
+       uint8_t    bus_width;
+       uint8_t    card_type;
+       uint8_t    speed_class;
+       uint8_t    au_size;
+       uint8_t    erase_size;
+} SDssr;
 
-void sd_send_init(void);
-void sd_go_idle(void);
-int sd_send_if_cond(void);
-int sd_send_app_op_cond(void);
 
-int sd_get_cid(SDcid *cid);
-int sd_get_csd(SDcsd *csd, uint32_t addr);
+#define SD_READY_FOR_DATA         BV(8)
+#define SD_CARD_IS_LOCKED         BV(25)
 
-int sd_app_status(uint32_t *resp, size_t len);
-int sd_send_relative_addr(uint32_t *addr);
+#define SD_SEND_CID_RCA     0
+#define SD_SEND_ALL_CID   BV(0)
 
 #endif
 
@@ -104,15 +107,67 @@ int sd_send_relative_addr(uint32_t *addr);
  */
 typedef struct Sd
 {
+
        KBlock b;   ///< KBlock base class
        KFile *ch;  ///< SPI communication channel
        uint16_t r1;  ///< Last status data received from SD
        uint16_t tranfer_len; ///< Lenght for the read/write commands, cached in order to increase speed.
+
+       #if CPU_CM3_SAM3X8
+       SDcid cid;
+       SDcsd csd;
+       SDssr ssr;
+       uint32_t addr;
+       uint32_t status;
+       #endif
+
 } Sd;
 
 bool sd_initUnbuf(Sd *sd, KFile *ch);
 bool sd_initBuf(Sd *sd, KFile *ch);
 
+
+#if CPU_CM3_SAM3X8
+
+void sd_dumpCsd(Sd *sd);
+void sd_dumpCid(Sd *sd);
+void sd_dumpSsr(Sd *sd);
+
+void sd_sendInit(void);
+void sd_goIdle(void);
+int sd_sendIfCond(void);
+int sd_sendAppOpCond(void);
+
+int sd_getCid(Sd *sd, uint32_t addr, uint8_t flag);
+int sd_getCsd(Sd *sd);
+int sd_getSrc(Sd *sd);
+
+int sd_appStatus(Sd *sd);
+int sd_getRelativeAddr(Sd *sd);
+
+int sd_getStatus(Sd *sd, uint32_t *buf, size_t words);
+
+int sd_selectCard(Sd *sd);
+int sd_deSelectCard(Sd *sd);
+int sd_setBusWidth(Sd *sd, size_t len);
+int sd_set_BlockLen(Sd *sd, size_t len);
+void sd_setHightSpeed(Sd *sd);
+int sd_readSingleBlock(Sd *sd, size_t index, uint32_t *buf, size_t words);
+
+
+INLINE int sd_setBus4bit(Sd *sd)
+{
+       return sd_setBusWidth(sd, 4);
+}
+
+INLINE int sd_setBus1bit(Sd *sd)
+{
+       return sd_setBusWidth(sd, 1);
+}
+
+#endif
+
+
 #if CONFIG_SD_OLD_INIT
        #if !(ARCH & ARCH_NIGHTTEST)
                #warning "Deprecated: this API will be removed in the next major release,"
@@ -164,3 +219,4 @@ INLINE Sd *SD_CAST(KBlock *b)
 }
 
 #endif /* DRV_SD_H */
+