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https://github.com/sanni/cartreader.git
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Add support for 39F040 to flash programmer
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sanni
parent
405b73577a
commit
d82ee0432f
@ -36,7 +36,8 @@ static const char* const menuOptionsFLASH8[] PROGMEM = { flashMenuItemBlankcheck
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// Flash mode menu
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static const char modeMenuItem1[] PROGMEM = "CFI Mode";
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static const char modeMenuItem2[] PROGMEM = "Standard Mode";
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static const char* const menuOptionsMode[] PROGMEM = { modeMenuItem1, modeMenuItem2, FSTRING_RESET };
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static const char modeMenuItem3[] PROGMEM = "PLCC32 to SNES";
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static const char* const menuOptionsMode[] PROGMEM = { modeMenuItem1, modeMenuItem2, modeMenuItem3, FSTRING_RESET };
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#endif
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// Misc flash strings
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@ -46,9 +47,10 @@ const char PROGMEM ATTENTION_3_3V[] = "ATTENTION 3.3V";
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// Flash start menu
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static const char flashMenuItem1[] PROGMEM = "CFI";
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static const char flashMenuItem2[] PROGMEM = "8bit Flash";
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static const char flashMenuItem3[] PROGMEM = "Eprom";
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static const char flashMenuItem4[] PROGMEM = "16bit Flash";
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static const char* const menuOptionsFlash[] PROGMEM = { flashMenuItem1, flashMenuItem2, flashMenuItem3, flashMenuItem4, FSTRING_RESET };
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static const char flashMenuItem3[] PROGMEM = "PLCC32 to SNES";
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static const char flashMenuItem4[] PROGMEM = "Eprom";
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static const char flashMenuItem5[] PROGMEM = "16bit Flash";
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static const char* const menuOptionsFlash[] PROGMEM = { flashMenuItem1, flashMenuItem2, flashMenuItem3, flashMenuItem4, flashMenuItem5, FSTRING_RESET };
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// 16bit Flash menu items
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static const char* const menuOptionsFLASH16[] PROGMEM = { flashMenuItemBlankcheck, flashMenuItemErase, flashMenuItemRead, flashMenuItemWrite, flashMenuItemID, flashMenuItemPrint, FSTRING_RESET };
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@ -62,11 +64,11 @@ void flashMenu() {
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display_Update();
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mapping = 0;
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// create menu with title and 5 options to choose from
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// create menu with title and 6 options to choose from
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unsigned char flashSlot;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsFlash, 5);
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flashSlot = question_box(F("Select Mode"), menuOptions, 5, 0);
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convertPgm(menuOptionsFlash, 6);
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flashSlot = question_box(F("Select Mode"), menuOptions, 6, 0);
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// wait for user choice to come back from the question box menu
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switch (flashSlot) {
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@ -89,18 +91,26 @@ void flashMenu() {
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break;
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case 2:
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mapping = 3;
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setup_Flash8();
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id_Flash8();
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wait();
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mode = CORE_FLASH8;
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break;
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case 3:
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setup_Eprom();
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mode = CORE_EPROM;
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break;
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case 3:
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case 4:
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setup_Flash16();
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id_Flash16();
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wait();
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mode = CORE_FLASH16;
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break;
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case 4:
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case 5:
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resetArduino();
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break;
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@ -114,11 +124,11 @@ void flashMenu() {
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display_Update();
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mapping = 0;
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// create menu with title and 3 options to choose from
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// create menu with title and 4 options to choose from
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unsigned char flashMode;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsMode, 3);
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flashMode = question_box(F("Select Flash Mode"), menuOptions, 3, 0);
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convertPgm(menuOptionsMode, 4);
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flashMode = question_box(F("Select Flash Mode"), menuOptions, 4, 0);
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// wait for user choice to come back from the question box menu
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switch (flashMode) {
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@ -139,6 +149,21 @@ void flashMenu() {
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wait();
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mode = CORE_FLASH8;
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break;
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case 2:
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mapping = 3;
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setup_Flash8();
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id_Flash8();
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wait();
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mode = CORE_FLASH8;
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break;
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case 3:
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resetArduino();
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break;
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default:
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print_MissingModule(); // does not return
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}
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}
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#endif
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@ -647,7 +672,6 @@ idtheflash:
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} else if ((flashid == 0x8916) || (flashid == 0x8917) || (flashid == 0x8918)) {
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// E28FXXXJ3A
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print_Msg(F("E28F"));
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switch (flashid & 0x00f0) {
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case 0x60:
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flashSize = 131072 * 32;
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@ -662,11 +686,14 @@ idtheflash:
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print_Msg(F("128"));
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break;
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}
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println_Msg(F("J3A detected"));
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sectorSize = 131072;
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bufferSize = 32;
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flashromType = 3;
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} else if (flashid == 0xBFB7) {
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println_Msg(F("39F040 detected"));
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flashSize = 524288;
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flashromType = 1;
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} else if (secondID == 1) {
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// Read ID a second time using a different command (type 1 flashrom)
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resetFlash8();
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@ -676,7 +703,6 @@ idtheflash:
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} else if (secondID == 2) {
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// Backup first ID read-out
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strncpy(vendorID, flashid_str, 5);
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// Read ID a third time using a different command (type 2 flashrom)
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resetFlash8();
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idFlash29F1610();
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@ -944,6 +970,37 @@ void writeByte_Flash(unsigned long myAddress, byte myData) {
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// A16-A23
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PORTL = (myAddress >> 16) & 0xFF;
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}
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/* SNES maskrom flash adapter combined with PLCC32 adapter
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SNES A19 -> 32PLCC A17
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SNES A18 -> 32PLCC A16
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SNES A17 -> 32PLCC A18
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SNES A16 -> 32PLCC OE
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SNES CS/Flash OE -> 32PLCC WE
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*/
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else if (mapping == 3) {
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// A8-A15
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PORTK = (myAddress >> 8) & 0xFF;
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// A16
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if (!(((myAddress >> 16) & 0xFF) & 0x1)) {
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PORTL &= ~(1 << 2);
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} else if (((myAddress >> 16) & 0xFF) & 0x1) {
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PORTL |= (1 << 2);
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}
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// A17
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if (!(((myAddress >> 16) & 0xFF) & 0x2)) {
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PORTL &= ~(1 << 3);
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} else if (((myAddress >> 16) & 0xFF) & 0x2) {
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PORTL |= (1 << 3);
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}
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// A18
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if (!(((myAddress >> 16) & 0xFF) & 0x4)) {
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PORTL &= ~(1 << 1);
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} else if (((myAddress >> 16) & 0xFF) & 0x4) {
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PORTL |= (1 << 1);
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}
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// Switch PLCC32 OE to HIGH to disable output
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PORTL |= (1 << 0);
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}
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// SNES LoRom
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else if (mapping == 1) {
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// A8-A14
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@ -1065,8 +1122,12 @@ void writeByte_Flash(unsigned long myAddress, byte myData) {
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"nop\n\t"
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"nop\n\t");
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// Switch WE(PH4) WE_SNS(PH5) to LOW
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PORTH &= ~((1 << 4) | (1 << 5));
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if (mapping == 3)
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// Switch PLCC32 WE to LOW
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PORTH &= ~(1 << 3);
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else
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// Switch WE(PH4) WE_SNS(PH5) to LOW
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PORTH &= ~((1 << 4) | (1 << 5));
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// Leave WE low for at least 60ns
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__asm__("nop\n\t"
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@ -1076,8 +1137,12 @@ void writeByte_Flash(unsigned long myAddress, byte myData) {
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"nop\n\t"
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"nop\n\t");
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// Switch WE(PH4) WE_SNS(PH5) to HIGH
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PORTH |= (1 << 4) | (1 << 5);
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if (mapping == 3)
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// Switch PLCC32 WE to HIGH
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PORTH |= (1 << 3);
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else
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// Switch WE(PH4) WE_SNS(PH5) to HIGH
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PORTH |= (1 << 4) | (1 << 5);
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// Leave WE high for at least 50ns
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__asm__("nop\n\t"
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@ -1099,6 +1164,37 @@ byte readByte_Flash(unsigned long myAddress) {
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// A16-A23
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PORTL = (myAddress >> 16) & 0xFF;
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}
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/* SNES maskrom flash adapter combined with PLCC32 adapter
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SNES A19 -> 32PLCC A17
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SNES A18 -> 32PLCC A16
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SNES A17 -> 32PLCC A18
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SNES A16 -> 32PLCC OE
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SNES CS/Flash OE -> 32PLCC WE
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*/
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else if (mapping == 3) {
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// A8-A15
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PORTK = (myAddress >> 8) & 0xFF;
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// A16
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if (!(((myAddress >> 16) & 0xFF) & 0x1)) {
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PORTL &= ~(1 << 2);
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} else if (((myAddress >> 16) & 0xFF) & 0x1) {
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PORTL |= (1 << 2);
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}
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// A17
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if (!(((myAddress >> 16) & 0xFF) & 0x2)) {
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PORTL &= ~(1 << 3);
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} else if (((myAddress >> 16) & 0xFF) & 0x2) {
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PORTL |= (1 << 3);
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}
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// A18
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if (!(((myAddress >> 16) & 0xFF) & 0x4)) {
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PORTL &= ~(1 << 1);
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} else if (((myAddress >> 16) & 0xFF) & 0x4) {
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PORTL |= (1 << 1);
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}
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// Switch PLCC32 WE to HIGH to disable writing
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PORTH |= (1 << 3);
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}
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// SNES LoRom
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else if (mapping == 1) {
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// A8-A14
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@ -1219,6 +1315,9 @@ byte readByte_Flash(unsigned long myAddress) {
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if (byteCtrl) {
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// Setting OE(PH1) LOW
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PORTH &= ~(1 << 1);
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} else if (mapping == 3) {
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// Switch PLCC32 OE to LOW
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PORTL &= ~(1 << 0);
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} else {
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// Setting OE(PH1) OE_SNS(PH3) LOW
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PORTH &= ~((1 << 1) | (1 << 3));
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@ -1237,6 +1336,9 @@ byte readByte_Flash(unsigned long myAddress) {
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if (byteCtrl) {
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// Setting OE(PH1) HIGH
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PORTH |= (1 << 1);
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} else if (mapping == 3) {
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// Switch PLCC32 OE to HIGH
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PORTL |= (1 << 0);
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} else {
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// Setting OE(PH1) OE_SNS(PH3) HIGH
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PORTH |= (1 << 1) | (1 << 3);
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@ -1374,9 +1476,16 @@ bool openVerifyFlashFile() {
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Command functions
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*****************************************/
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void writeByteCommand_Flash(byte command) {
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writeByte_Flash(0x555, 0xaa);
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writeByte_Flash(0x2aa, 0x55);
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writeByte_Flash(0x555, command);
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if (mapping == 3) {
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//39F040
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writeByte_Flash(0x5555, 0xaa);
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writeByte_Flash(0x2aaa, 0x55);
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writeByte_Flash(0x5555, command);
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} else {
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writeByte_Flash(0x555, 0xaa);
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writeByte_Flash(0x2aa, 0x55);
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writeByte_Flash(0x555, command);
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}
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}
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void writeByteCommandShift_Flash(byte command) {
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