mirror of
https://github.com/sanni/cartreader.git
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V28G: Check N64 repro sector protection
Still trying to get the MSP flashrom repros working, hopefully mine will arrive soon so I can actually test revisions quicker
This commit is contained in:
sanni
GitHub
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commit
8e8ff3262e
@ -2,8 +2,8 @@
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Cartridge Reader for Arduino Mega2560
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Author: sanni
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Date: 2017-09-19
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Version: V28F
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Date: 2017-09-21
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Version: V28G
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SD lib: https://github.com/greiman/SdFat
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LCD lib: https://github.com/adafruit/Adafruit_SSD1306
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@ -34,7 +34,7 @@
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YamaArashi - GBA flashrom bank switch command
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**********************************************************************************/
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char ver[5] = "V28F";
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char ver[5] = "V28G";
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/******************************************
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Define Output
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@ -191,6 +191,7 @@ byte romVersion = 0;
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char cartID[5];
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unsigned long cartSize;
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char flashid[5];
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char vendorID[5];
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unsigned long fileSize;
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unsigned long sramBase;
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@ -1338,4 +1339,4 @@ void loop() {
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//******************************************
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// End of File
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//******************************************
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//******************************************
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@ -2056,21 +2056,46 @@ void flashRepro_N64() {
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// If the ID is known continue
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if (cartSize != 0) {
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print_Msg("ID: ");
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// Print info
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if ((strcmp(flashid, "227E") == 0) && (strcmp(vendorID, "01") == 0)) {
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print_Msg(F("Spansion S29GL256N"));
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if (cartSize == 64)
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println_Msg(F(" x2"));
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else
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println_Msg("");
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}
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else if ((strcmp(flashid, "22C9") == 0) || (strcmp(flashid, "22CB") == 0)) {
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print_Msg(F("Macronix MX29LV640"));
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if (cartSize == 16)
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println_Msg(F(" x2"));
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else
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println_Msg("");
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}
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else if (strcmp(flashid, "8816") == 0)
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println_Msg(F("Intel 4400L0ZDQ0"));
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else if (strcmp(flashid, "127E") == 0)
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println_Msg(F("Fujitsu MSP55LV100S"));
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else if (strcmp(flashid, "227E") == 0)
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println_Msg(F("Fujitsu MSP55LV512"));
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print_Msg(F("ID: "));
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print_Msg(flashid);
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print_Msg(" Size: ");
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print_Msg(F(" Size: "));
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print_Msg(cartSize);
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println_Msg("MB");
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println_Msg(F("MB"));
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println_Msg("");
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println_Msg(F("This will erase your"));
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println_Msg(F("Repro Cartridge."));
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println_Msg(F("Attention: Use 3.3V!"));
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println_Msg("");
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println_Msg(F("Press Button"));
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println_Msg(F("to continue"));
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display_Update();
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wait();
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// Check if sectors are protected
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if ((strcmp(flashid, "227E") == 0) || (strcmp(flashid, "127E") == 0)) {
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sectorCheck_N64();
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}
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// Launch file browser
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filePath[0] = '\0';
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sd.chdir("/");
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@ -2096,8 +2121,8 @@ void flashRepro_N64() {
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}
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// Erase needed sectors
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if (strcmp(flashid, "227E") == 0) {
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// Spansion S29GL256N
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if ((strcmp(flashid, "227E") == 0) || (strcmp(flashid, "127E") == 0)) {
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// Spansion S29GL256N, Fujitsu MSP55LV512 or Fujitsu MSP55LV100S with 0x20000 sector size and 32 byte buffer
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eraseFlashrom_N64(0x20000);
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}
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else if ((strcmp(flashid, "8813") == 0) || (strcmp(flashid, "8816") == 0)) {
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@ -2105,12 +2130,8 @@ void flashRepro_N64() {
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eraseIntel4400_N64();
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resetIntel4400_N64();
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}
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else if (strcmp(flashid, "127E") == 0) {
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// Fujitsu MSP55LV100S
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eraseFlashrom_N64(0x10000);
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}
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else if (strcmp(flashid, "C2C9") == 0) {
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// Macronix MX29LV640
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else if ((strcmp(flashid, "22C9") == 0) || (strcmp(flashid, "22CB") == 0)) {
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// Macronix MX29LV640, C9 is top boot and CB is bottom boot block
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eraseFlashrom_N64(0x8000);
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}
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@ -2122,17 +2143,13 @@ void flashRepro_N64() {
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println_Msg(filePath);
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display_Update();
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if (strcmp(flashid, "227E") == 0) {
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// Spansion S29GL256N
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write29GL256N_N64();
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if ((strcmp(flashid, "227E") == 0) || (strcmp(flashid, "127E") == 0)) {
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// Spansion S29GL256N or Fujitsu MSP55LV512 or Fujitsu MSP55LV100S with 0x20000 sector size and 32 byte buffer
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writeFlashBuffer_N64(0x20000, 32);
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}
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else if (strcmp(flashid, "127E") == 0) {
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// Fujitsu MSP55LV100S
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writeMSP55LV100S_N64();
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}
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else if (strcmp(flashid, "C2C9") == 0) {
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// Macronix MX29LV640
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write29LV640_N64();
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else if ((strcmp(flashid, "22C9") == 0) || (strcmp(flashid, "22CB") == 0)) {
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// Macronix MX29LV640 without buffer
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writeFlashrom_N64();
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}
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else if ((strcmp(flashid, "8813") == 0) || (strcmp(flashid, "8816") == 0)) {
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// Intel 4400L0ZDQ0
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@ -2207,26 +2224,23 @@ void idFlashrom_N64() {
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setAddress_N64(romBase + (0x555 << 1));
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writeWord_N64(0x90);
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// Read and discard manufacturer ID
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// Read 1 byte vendor ID
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setAddress_N64(romBase);
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readWord_N64();
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// Read flashrom ID
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sprintf(vendorID, "%02X", readWord_N64());
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// Read 2 bytes flashrom ID
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sprintf(flashid, "%04X", readWord_N64());
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// Read 2 bytes secondary flashrom ID
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setAddress_N64(romBase + 0x1C);
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sprintf(cartID, "%04X", ((readWord_N64() << 8) | (readWord_N64() & 0xFF)));
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// Spansion S29GL256N(32MB/64MB) with either one or two flashrom chips
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if ((strcmp(vendorID, "01") == 0) && (strcmp(flashid, "227E") == 0)) {
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cartSize = 32;
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// Spansion S29GL256N(32MB/64MB) or Macronix MX29LV640(8MB/16MB)
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if ((strcmp(flashid, "227E") == 0) || (strcmp(flashid, "C2C9") == 0)) {
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// Reset flashrom
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resetFlashrom_N64(romBase);
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// Found first flashrom chip
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if (strcmp(flashid, "227E") == 0) {
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cartSize = 32;
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}
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else if (strcmp(flashid, "C2C9") == 0) {
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cartSize = 8;
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}
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// These use PCBs with either one or two flashrom chips so try to read ID of possible second chip
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// Test for second flashrom chip at 0x2000000 (32MB)
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setAddress_N64(romBase + 0x2000000 + (0x555 << 1));
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writeWord_N64(0xAA);
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setAddress_N64(romBase + 0x2000000 + (0x2AA << 1));
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@ -2234,23 +2248,48 @@ void idFlashrom_N64() {
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setAddress_N64(romBase + 0x2000000 + (0x555 << 1));
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writeWord_N64(0x90);
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// Read manufacturer ID
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char tempID[5];
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setAddress_N64(romBase + 0x2000000);
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// Read manufacturer ID
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readWord_N64();
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// Read flashrom ID
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sprintf(cartID, "%04X", readWord_N64());
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sprintf(tempID, "%04X", readWord_N64());
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// Check if second flashrom chip is present
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if (strcmp(cartID, "227E") == 0) {
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if (strcmp(tempID, "227E") == 0) {
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cartSize = 64;
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}
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else if (strcmp(cartID, "C2C9") == 0) {
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resetFlashrom_N64(romBase + 0x2000000);
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}
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// Macronix MX29LV640(8MB/16MB) with either one or two flashrom chips
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else if ((strcmp(flashid, "22C9") == 0) || (strcmp(flashid, "22CB") == 0)) {
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cartSize = 8;
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resetFlashrom_N64(romBase + 0x800000);
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// Test for second flashrom chip at 0x800000 (8MB)
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setAddress_N64(romBase + 0x800000 + (0x555 << 1));
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writeWord_N64(0xAA);
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setAddress_N64(romBase + 0x800000 + (0x2AA << 1));
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writeWord_N64(0x55);
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setAddress_N64(romBase + 0x800000 + (0x555 << 1));
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writeWord_N64(0x90);
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char tempID[5];
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setAddress_N64(romBase + 0x800000);
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// Read manufacturer ID
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readWord_N64();
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// Read flashrom ID
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sprintf(tempID, "%04X", readWord_N64());
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// Check if second flashrom chip is present
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if ((strcmp(tempID, "22C9") == 0) || (strcmp(tempID, "22CB") == 0)) {
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cartSize = 16;
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}
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resetFlashrom_N64(romBase + 0x2000000);
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// Empty cartID string
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cartID[0] = '\0';
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resetFlashrom_N64(romBase + 0x800000);
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}
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// Intel 4400L0ZDQ0 (64MB)
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else if (strcmp(flashid, "8816") == 0) {
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resetIntel4400_N64();
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@ -2261,6 +2300,104 @@ void idFlashrom_N64() {
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resetFlashrom_N64(romBase);
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cartSize = 64;
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}
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//Fujitsu MSP55LV512 (64MB)
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else if (strcmp(flashid, "227E") == 0) {
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resetFlashrom_N64(romBase);
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cartSize = 64;
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}
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}
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// Check for sector protection
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void sectorCheck_N64() {
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word numLocked = 0;
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word numUnlocked = 0;
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word numError = 0;
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unsigned long lastSector;
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// Spansion S29GL256N(32MB/64MB) with two flashrom chips
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if ((cartSize == 64) && (strcmp(vendorID, "01") == 0)) {
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lastSector = 0x2000000;
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}
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else {
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lastSector = cartSize * 1024 * 1024;
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}
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// Send flashrom ID command
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setAddress_N64(romBase + (0x555 << 1));
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writeWord_N64(0xAA);
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setAddress_N64(romBase + (0x2AA << 1));
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writeWord_N64(0x55);
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setAddress_N64(romBase + (0x555 << 1));
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writeWord_N64(0x90);
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word tempWord;
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for (unsigned long currSector = 0x0; currSector < lastSector; currSector += 0x20000) {
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setAddress_N64(romBase + currSector + 0x04);
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tempWord = readWord_N64();
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if (tempWord == 0x1) {
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numLocked++;
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}
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else if (tempWord == 0x0) {
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numUnlocked++;
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}
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else {
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numError++;
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}
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}
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resetFlashrom_N64(romBase);
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// Spansion S29GL256N(32MB/64MB) with two flashrom chips
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if ((cartSize == 64) && (strcmp(vendorID, "01") == 0)) {
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// Send flashrom ID command
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setAddress_N64(romBase + 0x2000000 + (0x555 << 1));
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writeWord_N64(0xAA);
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setAddress_N64(romBase + 0x2000000 + (0x2AA << 1));
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writeWord_N64(0x55);
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setAddress_N64(romBase + 0x2000000 + (0x555 << 1));
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writeWord_N64(0x90);
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for (unsigned long currSector = 0x2000000; currSector < 0x4000000; currSector += 0x20000) {
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setAddress_N64(romBase + currSector + 0x04);
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tempWord = readWord_N64();
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if (tempWord == 0x1) {
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numLocked++;
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}
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else if (tempWord == 0x0) {
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numUnlocked++;
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}
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else {
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numError++;
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}
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}
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resetFlashrom_N64(romBase + 0x2000000);
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}
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display_Clear();
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println_Msg(F("Sector Check"));
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print_Msg(F("Unlocked: "));
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println_Msg(numUnlocked);
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print_Msg(F("Locked: "));
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println_Msg(numLocked);
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print_Msg(F("Error: "));
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println_Msg(numError);
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println_Msg(F(""));
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if ((numLocked != 0) || (numError != 0)) {
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println_Msg(F("Error:"));
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println_Msg(F("Not all Sectors"));
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print_Error(F("are unlocked"), true);
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}
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else {
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println_Msg(F(""));
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println_Msg(F("Press button"));
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display_Update();
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wait();
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display_Clear();
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}
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}
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// Erase Intel flashrom
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@ -2387,10 +2524,15 @@ void eraseFlashrom_N64(unsigned long sectorSize) {
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// Blink led
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PORTB ^= (1 << 4);
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// If pcb has two flashrom chips change to second
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if ((currSector == 0x2000000) && ((strcmp(flashid, "227E") == 0) || (strcmp(flashid, "C2C9") == 0))) {
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// Spansion S29GL256N(32MB/64MB) with two flashrom chips
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if ((currSector == 0x2000000) && (strcmp(vendorID, "01") == 0) && (strcmp(flashid, "227E") == 0)) {
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// Change to second chip
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flashBase = romBase + 0x2000000;
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}
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// Macronix MX29LV640(8MB/16MB) with two flashrom chips
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else if ((currSector == 0x800000) && ((strcmp(flashid, "22C9") == 0) || (strcmp(flashid, "22CB") == 0))) {
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flashBase = romBase + 0x800000;
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}
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// Send Erase Command
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setAddress_N64(flashBase + (0x555 << 1));
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@ -2488,25 +2630,25 @@ void writeIntel4400_N64() {
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}
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// Write Spansion S29GL256N flashrom using the 32 byte write buffer
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void write29GL256N_N64() {
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void writeFlashBuffer_N64(unsigned long sectorSize, byte bufferSize) {
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unsigned long flashBase = romBase;
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for (unsigned long currSector = 0; currSector < fileSize; currSector += 0x20000) {
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for (unsigned long currSector = 0; currSector < fileSize; currSector += sectorSize) {
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// Blink led
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PORTB ^= (1 << 4);
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// Change to second rom chip
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if (currSector == 0x2000000) {
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// Spansion S29GL256N(32MB/64MB) with two flashrom chips
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if ((currSector == 0x2000000) && (strcmp(vendorID, "01") == 0)) {
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flashBase = romBase + 0x2000000;
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}
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// Write to flashrom
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for (unsigned long currSdBuffer = 0; currSdBuffer < 0x20000; currSdBuffer += 512) {
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for (unsigned long currSdBuffer = 0; currSdBuffer < sectorSize; currSdBuffer += 512) {
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// Fill SD buffer
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myFile.read(sdBuffer, 512);
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// Write 16 words at a time
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for (int currWriteBuffer = 0; currWriteBuffer < 512; currWriteBuffer += 32) {
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// Write 32 bytes at a time
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for (int currWriteBuffer = 0; currWriteBuffer < 512; currWriteBuffer += bufferSize) {
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// 2 unlock commands
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setAddress_N64(flashBase + (0x555 << 1));
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@ -2519,12 +2661,12 @@ void write29GL256N_N64() {
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writeWord_N64(0x25);
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// Write word count (minus 1) at sector address
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer);
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writeWord_N64(0xF);
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writeWord_N64((bufferSize / 2) - 1);
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// Define variable before loop so we can use it later when reading the status register
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word currWord;
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for (byte currByte = 0; currByte < 32; currByte += 2) {
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for (byte currByte = 0; currByte < bufferSize; currByte += 2) {
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// Join two bytes into one word
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currWord = ( ( sdBuffer[currWriteBuffer + currByte] & 0xFF ) << 8 ) | ( sdBuffer[currWriteBuffer + currByte + 1] & 0xFF );
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@ -2534,69 +2676,14 @@ void write29GL256N_N64() {
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}
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// Write Buffer to Flash
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + bufferSize - 2);
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writeWord_N64(0x29);
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// Read the status register at last written address
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + bufferSize - 2);
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word statusReg = readWord_N64();
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while ((statusReg | 0xFF7F) != (currWord | 0xFF7F)) {
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setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
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statusReg = readWord_N64();
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}
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}
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}
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}
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}
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// Write Fujitsu MSP55LV100S flashrom using the 32 byte write buffer
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void writeMSP55LV100S_N64() {
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for (unsigned long currSector = 0; currSector < fileSize; currSector += 0x10000) {
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// Blink led
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||||
PORTB ^= (1 << 4);
|
||||
|
||||
// Write to flashrom
|
||||
for (unsigned long currSdBuffer = 0; currSdBuffer < 0x10000; currSdBuffer += 512) {
|
||||
// Fill SD buffer
|
||||
myFile.read(sdBuffer, 512);
|
||||
|
||||
// Write 16 words at a time
|
||||
for (int currWriteBuffer = 0; currWriteBuffer < 512; currWriteBuffer += 32) {
|
||||
|
||||
// 2 unlock commands
|
||||
setAddress_N64(romBase + (0x555 << 1));
|
||||
writeWord_N64(0xAA);
|
||||
setAddress_N64(romBase + (0x2AA << 1));
|
||||
writeWord_N64(0x55);
|
||||
|
||||
// Write buffer load command at sector address
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer);
|
||||
writeWord_N64(0x25);
|
||||
// Write word count (minus 1) at sector address
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer);
|
||||
writeWord_N64(0xF);
|
||||
|
||||
// Define variable before loop so we can use it later when reading the status register
|
||||
word currWord;
|
||||
|
||||
for (byte currByte = 0; currByte < 32; currByte += 2) {
|
||||
// Join two bytes into one word
|
||||
currWord = ( ( sdBuffer[currWriteBuffer + currByte] & 0xFF ) << 8 ) | ( sdBuffer[currWriteBuffer + currByte + 1] & 0xFF );
|
||||
|
||||
// Load Buffer Words
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + currByte);
|
||||
writeWord_N64(currWord);
|
||||
}
|
||||
|
||||
// Write Buffer to Flash
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
|
||||
writeWord_N64(0x29);
|
||||
|
||||
// Read the status register at last written address
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
|
||||
word statusReg = readWord_N64();
|
||||
while ((statusReg | 0xFF7F) != (currWord | 0xFF7F)) {
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + 30);
|
||||
setAddress_N64(romBase + currSector + currSdBuffer + currWriteBuffer + bufferSize - 2);
|
||||
statusReg = readWord_N64();
|
||||
}
|
||||
}
|
||||
@ -2605,14 +2692,14 @@ void writeMSP55LV100S_N64() {
|
||||
}
|
||||
|
||||
// Write MX29LV640 flashrom without write buffer
|
||||
void write29LV640_N64() {
|
||||
void writeFlashrom_N64() {
|
||||
unsigned long flashBase = romBase;
|
||||
|
||||
for (unsigned long currSector = 0; currSector < fileSize; currSector += 0x8000) {
|
||||
// Blink led
|
||||
PORTB ^= (1 << 4);
|
||||
|
||||
// Change to second rom
|
||||
// Macronix MX29LV640(8MB/16MB) with two flashrom chips
|
||||
if (currSector == 0x800000) {
|
||||
flashBase = romBase + 0x800000;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user