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SMS SRAM save data writing

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This commit is contained in:
jiyunomegami 2020-07-05 01:42:05 +09:00
parent 29093b1bf3
commit 39be20d32b
1 changed files with 76 additions and 7 deletions
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83
Cart_Reader/SMS.ino
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@ -14,10 +14,11 @@
*****************************************/
// MD menu items
static const char SMSMenuItem1[] PROGMEM = "Read Rom";
static const char SMSMenuItem2[] PROGMEM = "Read SRAM";
static const char SMSMenuItem3[] PROGMEM = "Toggle Retrode Mode";
static const char SMSMenuItem4[] PROGMEM = "Reset";
static const char* const menuOptionsSMS[] PROGMEM = {SMSMenuItem1, SMSMenuItem2, SMSMenuItem3, SMSMenuItem4};
static const char SMSMenuItem2[] PROGMEM = "Read from SRAM";
static const char SMSMenuItem3[] PROGMEM = "Write to SRAM";
static const char SMSMenuItem4[] PROGMEM = "Toggle Retrode Mode";
static const char SMSMenuItem5[] PROGMEM = "Reset";
static const char* const menuOptionsSMS[] PROGMEM = {SMSMenuItem1, SMSMenuItem2, SMSMenuItem3, SMSMenuItem4, SMSMenuItem5};
// Set retrode_mode to true when using a retrode SMS/GG adapter
static bool retrode_mode = false;
@ -26,8 +27,9 @@ void _smsMenu() {
// create menu with title and 2 options to choose from
unsigned char mainMenu;
// Copy menuOptions out of progmem
convertPgm(menuOptionsSMS, 3);
mainMenu = question_box(retrode_mode ? F("SMS/GG Retrode:YES") : F("SMS/GG Retrode:NO"), menuOptions, 3, 0);
int noptions = sizeof(menuOptionsSMS) / sizeof(menuOptionsSMS[0]);
convertPgm(menuOptionsSMS, noptions);
mainMenu = question_box(retrode_mode ? F("SMS/GG Retrode:YES") : F("SMS/GG Retrode:NO"), menuOptions, noptions, 0);
// wait for user choice to come back from the question box menu
switch (mainMenu)
@ -51,10 +53,19 @@ void _smsMenu() {
break;
case 2:
retrode_mode = !retrode_mode;
display_Clear();
mode = mode_SMS;
setup_SMS();
// Change working dir to root
sd.chdir("/");
writeSRAM_SMS();
break;
case 3:
retrode_mode = !retrode_mode;
break;
case 4:
// Reset
resetArduino();
break;
@ -427,6 +438,64 @@ void readSRAM_SMS() {
myFile.close();
}
void writeSRAM_SMS() {
display_Clear();
if (false) {
print_Error(F("DISABLED"), false);
}
else {
fileBrowser(F("Select file"));
sd.chdir();
sprintf(filePath, "%s/%s", filePath, fileName);
display_Clear();
println_Msg(F("Restoring from "));
println_Msg(filePath);
println_Msg(fileName);
display_Update();
if (myFile.open(filePath, O_READ)) {
// Get SRAM size from file, with a maximum of 32KB
uint32_t sramSize = myFile.fileSize();
if (sramSize > (32 * 1024)) {
sramSize = 32 * 1024;
}
print_Msg(F("sramSize: "));
print_Msg(sramSize);
println_Msg(F(""));
word bankSize = 16 * 1024;
for (word address = 0x0; address < sramSize; address += 512) {
byte currBank = address >= bankSize ? 1 : 0;
word page_address = address - (currBank * bankSize);
writeByte_SMS(0xFFFC, 0x08 | (currBank << 2));
// Blink led
PORTB ^= (1 << 4);
myFile.read(sdBuffer, 512);
for (int x = 0; x < 512; x++) {
writeByte_SMS(0x8000 + page_address + x, sdBuffer[x]);
}
}
myFile.close();
// Blink led
PORTB ^= (1 << 4);
println_Msg(F(""));
println_Msg(F("DONE"));
display_Update();
}
else {
print_Error(F("SD ERROR"), true);
}
}
display_Clear();
sd.chdir(); // root
filePath[0] = '\0'; // Reset filePath
}
#endif
//******************************************