samp Srinivasan / Mbed 2 deprecated CDMS_FM_21JUL2017_EEPROM_JOEL

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Dependencies:   FreescaleIAP SimpleDMA eeprom mbed-rtos mbed

Fork of CDMS_QM_03MAR2017_Flash_with_obsrs by Team Fox

Diff: cdms_sd.h

Revision:
209:63e9c8f8b5d2
Parent:
203:424308159a56
Child:
214:6848a51af734
Child:
248:407ab7e337cd
diff -r d2ac4580960d -r 63e9c8f8b5d2 cdms_sd.h
--- a/cdms_sd.h	Sat Jul 02 14:25:11 2016 +0000
+++ b/cdms_sd.h	Sat Jul 02 14:54:52 2016 +0000
@@ -1,6 +1,3 @@
-
-
-
 //SPI spi(PTE1, PTE3, PTE2);      // MOSI,MISO, CLOCK microcontroller(in order)     
 //DigitalOut cs_sd(PTE22);
 
@@ -34,6 +31,7 @@
 uint32_t LOG_FIRST =5001;
 uint32_t LOG_LAST=6000;
 uint32_t SD_MNG_SECT=7000;
+uint16_t SD_LIB_WRITES = 0;
 
 extern uint8_t SD_INIT_FLAGS;
 
@@ -43,8 +41,9 @@
 int disk_write(const uint8_t *, uint64_t);
 int disk_read(uint8_t *, uint64_t);
 int disk_erase(int,int);
+int disk_read_statusbits(uint8_t *);
 
-uint32_t FCTN_SD_MNG(uint8_t);
+void FCTN_SD_MNG();
 int INCREMENT_SD_LIB(uint8_t);
 
 
@@ -63,7 +62,6 @@
 #define SDCARD_V2   2
 #define SDCARD_V2HC 3
 
-
 int cdv;
 uint64_t sd_sectors();
 uint64_t sectors;
@@ -86,9 +84,7 @@
     return 0;
 }
 
-    
-
-void FCTN_SD_MNGR(void)
+void  FCTN_SD_MNGR()
 {
     uint32_t fsc;
     uint32_t start_fsc;
@@ -99,7 +95,7 @@
     start_fsc=(uint32_t)(buffer[4]<<24)+(uint32_t)(buffer[5]<<16)+(uint32_t)(buffer[6]<<8)+(uint32_t)buffer[7];
     FSC_CURRENT[1] = fsc;
     FSC_LAST[1] = start_fsc;
-    
+
     fsc=(uint32_t)(buffer[8]<<24)+(uint32_t)(buffer[9]<<16)+(uint32_t)(buffer[10]<<8)+(uint32_t)buffer[11];
     start_fsc=(uint32_t)(buffer[12]<<24)+(uint32_t)(buffer[13]<<16)+(uint32_t)(buffer[14]<<8)+(uint32_t)buffer[15];
     FSC_CURRENT[2] = fsc;
@@ -109,12 +105,12 @@
     start_fsc=(uint32_t)(buffer[20]<<24)+(uint32_t)(buffer[21]<<16)+(uint32_t)(buffer[22]<<8)+(uint32_t)buffer[23];
     FSC_CURRENT[3] = fsc;
     FSC_LAST[3] = start_fsc;
-    
+
     fsc=(uint32_t)(buffer[24]<<24)+(uint32_t)(buffer[25]<<16)+(uint32_t)(buffer[26]<<8)+(uint32_t)buffer[27];
     start_fsc=(uint32_t)(buffer[28]<<24)+(uint32_t)(buffer[29]<<16)+(uint32_t)(buffer[30]<<8)+(uint32_t)buffer[31];
     FSC_CURRENT[4] = fsc;
     FSC_LAST[4] = start_fsc;
-        
+
     fsc=(uint32_t)(buffer[32]<<24)+(uint32_t)(buffer[33]<<16)+(uint32_t)(buffer[34]<<8)+(uint32_t)buffer[35];
     start_fsc=(uint32_t)(buffer[36]<<24)+(uint32_t)(buffer[37]<<16)+(uint32_t)(buffer[38]<<8)+(uint32_t)buffer[39];
     FSC_CURRENT[5] = fsc;
@@ -125,8 +121,10 @@
 {
     uint32_t fsc;
     uint32_t start_fsc;
+    int i;
     uint8_t buffer[512];
-    int i;
+    SD_MNG_SECT += SD_LIB_WRITES/(int)0xFFFF;
+    SD_LIB_WRITES = SD_LIB_WRITES%(int)0xFFFF;
     disk_read(buffer,SD_MNG_SECT);
     if(sid==0x01)
     {
@@ -145,9 +143,14 @@
             buffer[6]=(uint8_t) (start_fsc>>8 & 0xFF);
             buffer[7]=(uint8_t) (start_fsc & 0xFF);
         }
+        
         i = disk_write(buffer,SD_MNG_SECT);
-        FCTN_SD_MNGR();
-        return i;
+        if(i == 0)
+        {
+            FSC_CURRENT[1] = fsc;
+            FSC_LAST[1] = start_fsc;
+            return i;
+        } 
     }
     if(sid==0x02)
     {
@@ -167,8 +170,12 @@
             buffer[15]=(uint8_t) (start_fsc & 0xFF);
         }
         i = disk_write(buffer,SD_MNG_SECT);
-        FCTN_SD_MNGR();
-        return i;
+        if(i == 0)
+        {
+            FSC_CURRENT[2] = fsc;
+            FSC_LAST[2] = start_fsc;
+            return i;
+        }
     }
     if(sid==0x03)
     {
@@ -188,8 +195,12 @@
             buffer[23]=(uint8_t) (start_fsc & 0xFF);
         }
         i = disk_write(buffer,SD_MNG_SECT);
-        FCTN_SD_MNGR();
-        return i;
+        if(i == 0)
+        {
+            FSC_CURRENT[3] = fsc;
+            FSC_LAST[3] = start_fsc;
+            return i;
+        }
     }
      if(sid==0x04)
     {
@@ -209,8 +220,12 @@
             buffer[31]=(uint8_t) (start_fsc & 0xFF);
         }
         i = disk_write(buffer,SD_MNG_SECT);
-        FCTN_SD_MNGR();
-        return i;
+        if(i == 0)
+        {
+            FSC_CURRENT[4] = fsc;
+            FSC_LAST[4] = start_fsc;
+            return i;
+        }
     }
      if(sid==0x05)
     {
@@ -230,8 +245,12 @@
             buffer[39]=(uint8_t) (start_fsc & 0xFF);
         }
         i = disk_write(buffer,SD_MNG_SECT);
-        FCTN_SD_MNGR();
-        return i;
+        if(i == 0)
+        {
+            FSC_CURRENT[5] = fsc;
+            FSC_LAST[5] = start_fsc;
+            return i;
+        }
     }
     return -1;
 }
@@ -247,7 +266,10 @@
         block_number=SD_SCP_FIRST+fsc;
         result= disk_write(buffer,block_number);
         if(result == 0)
-            INCREMENT_SD_LIB(sid);
+        {
+            if(INCREMENT_SD_LIB(sid) == 0)
+                SD_LIB_WRITES++;
+        }
         return result;
     }
    if(sid==0x02)
@@ -256,7 +278,10 @@
         block_number= SD_SFF_AT_FIRST+fsc;
         result= disk_write(buffer,block_number);
         if(result == 0)
-            INCREMENT_SD_LIB(sid);
+         {
+            if(INCREMENT_SD_LIB(sid) == 0)
+                SD_LIB_WRITES++;
+        }
         return result;
     }
      if(sid==0x03)
@@ -265,7 +290,10 @@
         block_number= SD_SFF_BT_FIRST +fsc;
         result= disk_write(buffer,block_number);
         if(result == 0)
-            INCREMENT_SD_LIB(sid);
+        {
+            if(INCREMENT_SD_LIB(sid) == 0)
+                SD_LIB_WRITES++;
+        }
         return result;
     }
      if(sid==0x04)
@@ -274,7 +302,10 @@
         block_number=SD_HK_ARCH_FIRST +fsc;
         result= disk_write(buffer,block_number);
         if(result == 0)
-            INCREMENT_SD_LIB(sid);
+        {
+            if(INCREMENT_SD_LIB(sid) == 0)
+                SD_LIB_WRITES++;
+        }
         return result;
     }
      if(sid==0x05)
@@ -283,7 +314,10 @@
         block_number= LOG_FIRST +fsc;
         result= disk_write(buffer,block_number);
         if(result == 0)
-            INCREMENT_SD_LIB(sid);
+        {
+            if(INCREMENT_SD_LIB(sid) == 0)
+                SD_LIB_WRITES++;
+        }
         return result;
     }
     return 1;
@@ -292,10 +326,10 @@
 uint8_t SD_READ(uint8_t* buffer,uint32_t fsc,uint8_t sid)
 {
     FCTN_SD_MNGR();
+    uint32_t block_number;
+    int result;
     if(SD_SW_EN_DS == 1)
         return 0x89;
-    uint32_t block_number;
-    int result;
     if(sid==0x01)
     {
         if(!(FSC_LAST[1]<=fsc && fsc<=FSC_CURRENT[1])){
@@ -609,11 +643,14 @@
     if (cmd(24, block_number * cdv) != 0) {
         return 1;
     }
-
-    // send the data block
-    write(buffer, 512);
-    //gPC.printf("Written Successfully bro \n");
-    return 0;
+    
+    uint64_t temp;
+    int r = write(buffer, 512);
+    if(r == 0 ){
+        temp = FCTN_CDMS_RD_RTC();
+        TIME_LATEST_SD_RD = temp >> 7;
+    }
+    return  r;
 }
 
 int write(const uint8_t*buffer, uint32_t length)
@@ -651,11 +688,14 @@
 {
     // set read address for single block (CMD17)
     if (cmd(17, block_number * cdv) != 0) {
+        SD_RD_ERROR = 1;
         return 1;
     }
 
     // receive the data
     read(buffer, 512);
+    uint64_t temp = FCTN_CDMS_RD_RTC();
+    TIME_LATEST_SD_RD = temp >> 7;
     return 0;
 }
 
@@ -691,4 +731,15 @@
     }
     
     return 0; //normal return
+}
+
+int disk_read_statusbits(uint8_t *buffer)
+{
+    if (cmd(17, 0) != 0) {
+          SD_RD_ERROR = 1;
+        return -1;
+    }
+
+    // receive the data
+    return read(buffer,64);
 }
\ No newline at end of file