Apple-2-HW/TommyPROM
2
0
Fork 1
mirror of https://github.com/TomNisbet/TommyPROM.git synced 2024-12-21 18:30:09 +00:00
Code Issues Projects Releases Wiki Activity

remove debug commands by default

Browse Source
This commit is contained in:
Tom Nisbet 2024-04-22 21:29:50 -04:00
parent 644bfa88b8
commit 40939cce2f
1 changed files with 39 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

56
TommyPROM/TommyPROM.ino
View File

@ -60,7 +60,9 @@ PromDevice27 prom(32 * 1024L, E27C_PGM_CE, 100L, 25, 0); // M27C256 with Presto
// 512K byte device capacity
// 10us max write time
// Data polling supported
PromDeviceSST39SF prom(512 * 1024L, 10, true);
//PromDeviceSST39SF prom(128 * 1024L, 10, true); // SST39SF010
//PromDeviceSST39SF prom(256 * 1024L, 10, true); // SST39SF020
PromDeviceSST39SF prom(512 * 1024L, 10, true); // SST39SF040
#elif defined(PROM_IS_SST28SF)
// Define a device for anSST28SF Flash with the following parameters:
@ -116,7 +118,7 @@ enum {
CMD_SCAN,
CMD_TEST,
CMD_PATTERN32,
CMD_PATTERN_FILL,
CMD_LAST_STATUS
};
@ -177,8 +179,8 @@ byte parseCommand(char c)
case 's': cmd = CMD_SCAN; break;
case 't': cmd = CMD_TEST; break;
case '!': cmd = CMD_PATTERN32; break;
case '/': cmd = CMD_LAST_STATUS;break;
case '!': cmd = CMD_PATTERN_FILL;break;
case '/': cmd = CMD_LAST_STATUS; break;
default: cmd = CMD_INVALID; break;
}
@ -665,25 +667,45 @@ void testAddr(uint32_t addr)
/**
* Fill a 32K PROM with a test pattern.
* Fill a PROM with a test pattern
*
* Each 8-byte block contains two bytes of 256-byte block number
* followed by six bytes of byte number.
* 00000 00 00 02 03 04 05 06 07 00 00 0a 0b 0c 0d 0e 0f
* 00010 00 00 12 13 14 15 16 17 00 00 1a 1b 1c 1d 1e 1f
* 00020 00 00 22 23 24 25 26 27 00 00 2a 2b 2c 2d 2e 2f
* ...
* 000f0 00 00 f2 f3 f4 f5 f6 f7 00 00 fa fb fc fd fe ff
* 00100 00 01 02 03 04 05 06 07 00 01 0a 0b 0c 0d 0e 0f
* 00010 00 01 12 13 14 15 16 17 00 01 1a 1b 1c 1d 1e 1f
* ...
* 3fff0 03 ff f2 f3 f4 f5 f6 f7 03 ff fa fb fc fd fe ff
*/
void pattern32()
void patternFill()
{
enum { BLOCK_SIZE = 32 };
byte block[BLOCK_SIZE];
Serial.print("Filling with pattern from 0 to ");
printHex32(prom.end());
Serial.print("...");
for (uint32_t addr = 0; (addr < 0x8000); addr += BLOCK_SIZE)
for (uint32_t addr = 0; (addr <= prom.end()); addr += BLOCK_SIZE)
{
for (int ix = 0; ix < BLOCK_SIZE; ix++)
for (unsigned ix = 0; (ix < BLOCK_SIZE); ix+= 2)
{
// 256 byte pattern is:
// 00 00 00 01 00 02 00 03 .. 00 7f
// 01 00 01 01 01 02 01 03 .. 01 7f
// ...
// 3f 00 3f 01 3f 02 3f 03 .. 3f 7f
block[ix] = (ix & 1) ? (((addr + ix) >> 1) & 0x7f) : (addr + ix) >> 8;
if ((ix & 7) == 0)
{
block[ix] = (addr >> 16) & 0xff;
block[ix+1] = (addr >> 8) & 0xff;
}
else
{
block[ix] = (addr + ix) & 0xff;
block[ix+1] = (addr + ix + 1) & 0xff;
}
}
if (!prom.writeData(block, BLOCK_SIZE, addr))
{
cmdStatus.error("Write failed");
@ -843,8 +865,8 @@ void loop()
testAddr(if_unspec(start, 0));
break;
case CMD_PATTERN32:
pattern32();
case CMD_PATTERN_FILL:
patternFill();
break;
#endif /* ENABLE_DEBUG_COMMANDS */
@ -875,7 +897,7 @@ void loop()
Serial.println();
Serial.println(F(" Ssssss eeeee - Scan addresses (read each 10x)"));
Serial.println(F(" Tsssss - Test read address (read 100x)"));
Serial.println(F(" ! - Fill a 32K device with a test pattern"));
Serial.println(F(" ! - Fill entire device with a test pattern"));
#endif /* ENABLE_DEBUG_COMMANDS */
break;
}