Backup before extended trims function merge

2011-09-13 18:11:01 +00:00
parent 4788ea632e
commit f0fca34b7e
53 changed files with 18727 additions and 0 deletions
@@ -0,0 +1,104 @@
+/*
+ * Authors (alphabetical order)
+ * - Bertrand Songis <bsongis@gmail.com>
+ * - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
+ *
+ * gruvin9x is based on code named er9x by
+ * Author - Erez Raviv <erezraviv@gmail.com>, which is in turn
+ * was based on the original (and ongoing) project by Thomas Husterer,
+ * th9x -- http://code.google.com/p/th9x/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <unistd.h>
+#include <time.h>
+#include <ctype.h>
+#include "simpgmspace.h"
+#include "lcd.h"
+#include "gruvin9x.h"
+#include "menus.h"
+
+volatile unsigned char pinb=0, pinc=0xff, pind, pine=0xff, ping=0xff;
+unsigned char portb, dummyport;
+const char *eepromFile = "eeprom.bin";
+volatile size_t eeprom_buffer_size = 0;
+
+uint8_t eeprom[EESIZE];
+
+void eeWriteBlockCmp(const void *i_pointer_ram, void *pointer_eeprom, size_t size)
+{
+#if 0
+  printf(" eeWriteBlockCmp(%d %d)", size, (int)pointer_eeprom);
+  for(uint8_t i=0; i<size; i++)
+    printf(" %02X", ((const char*)i_pointer_ram)[i]);
+  printf("\n");fflush(stdout);
+#endif
+
+  if (eepromFile) {
+    FILE *fp = fopen(eepromFile, "r+");
+    long ofs = (long) pointer_eeprom;
+    const char* pointer_ram= (const char*)i_pointer_ram;
+    //printf("eeWr p=%10p blk%3d ofs=%2d l=%d",pointer_ram,
+    //       (int)pointer_eeprom/16,
+    //       (int)pointer_eeprom%16,
+    //       (int)size);
+    while(size) {
+      if(fseek(fp, ofs , SEEK_SET)==-1) perror("error in seek");
+      char buf[1];
+      if (fread(buf, 1, 1, fp) != 1) perror("error in read");
+
+      if (buf[0] != pointer_ram[0]){
+        //printf("X");
+        g_tmr10ms++;
+        if(fseek(fp, ofs , SEEK_SET)==-1) perror("error in seek");
+        fwrite(pointer_ram, 1, 1,fp);
+      }
+      else{
+        //printf(".");
+      }
+
+      size--;
+      ofs++;
+      (const char*)pointer_ram++;
+    }
+    fclose(fp);
+  }
+  else {
+    memcpy(&eeprom[(int64_t)pointer_eeprom], i_pointer_ram, size);
+  }
+}
+
+void eeprom_read_block (void *pointer_ram,
+    const void *pointer_eeprom,
+    size_t size)
+{
+  if (eepromFile) {
+    FILE *fp=fopen(eepromFile, "r");
+    if(fseek(fp, (long) pointer_eeprom, SEEK_SET)==-1) perror("error in seek");
+    if (fread(pointer_ram, size, 1, fp) <= 0) perror("error in read");
+    fclose(fp);
+  }
+  else {
+    memcpy(pointer_ram, &eeprom[(int)pointer_eeprom], size);
+  }
+}
+
+#if 0
+static void EeFsDump(){
+  for(int i=0; i<EESIZE; i++)
+  {
+    printf("%02x ",eeprom[i]);
+    if(i%16 == 15) puts("");
+  }
+  puts("");
+}
+#endif