|
|
|
@ -57,9 +57,6 @@ void prt_hex_byte(unsigned int);
|
|
|
|
|
void prt_hex_word(unsigned int);
|
|
|
|
|
int how_many_E5s_are_here(unsigned char*);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void gcode_M100() {
|
|
|
|
|
static int m100_not_initialized = 1;
|
|
|
|
|
unsigned char* sp, *ptr;
|
|
|
|
@ -73,49 +70,49 @@ void gcode_M100() {
|
|
|
|
|
// probably caused by bad pointers. Any unexpected values will be flagged in
|
|
|
|
|
// the right hand column to help spotting them.
|
|
|
|
|
//
|
|
|
|
|
#if ENABLED(M100_FREE_MEMORY_DUMPER) // Disable to remove Dump sub-command
|
|
|
|
|
if (code_seen('D')) {
|
|
|
|
|
ptr = (unsigned char*) __brkval;
|
|
|
|
|
//
|
|
|
|
|
// We want to start and end the dump on a nice 16 byte boundry even though
|
|
|
|
|
// the values we are using are not 16 byte aligned.
|
|
|
|
|
//
|
|
|
|
|
SERIAL_ECHOPGM("\n__brkval : ");
|
|
|
|
|
prt_hex_word((unsigned int) ptr);
|
|
|
|
|
ptr = (unsigned char*)((unsigned long) ptr & 0xfff0);
|
|
|
|
|
sp = top_of_stack();
|
|
|
|
|
SERIAL_ECHOPGM("\nStack Pointer : ");
|
|
|
|
|
prt_hex_word((unsigned int) sp);
|
|
|
|
|
SERIAL_EOL;
|
|
|
|
|
sp = (unsigned char*)((unsigned long) sp | 0x000f);
|
|
|
|
|
n = sp - ptr;
|
|
|
|
|
//
|
|
|
|
|
// This is the main loop of the Dump command.
|
|
|
|
|
//
|
|
|
|
|
while (ptr < sp) {
|
|
|
|
|
prt_hex_word((unsigned int) ptr); // Print the address
|
|
|
|
|
SERIAL_CHAR(':');
|
|
|
|
|
for (i = 0; i < 16; i++) { // and 16 data bytes
|
|
|
|
|
prt_hex_byte(*(ptr + i));
|
|
|
|
|
SERIAL_CHAR(' ');
|
|
|
|
|
delay(2);
|
|
|
|
|
}
|
|
|
|
|
SERIAL_CHAR('|'); // now show where non 0xE5's are
|
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
|
|
|
delay(2);
|
|
|
|
|
if (*(ptr + i) == 0xe5)
|
|
|
|
|
#if ENABLED(M100_FREE_MEMORY_DUMPER) // Disable to remove Dump sub-command
|
|
|
|
|
if (code_seen('D')) {
|
|
|
|
|
ptr = (unsigned char*) __brkval;
|
|
|
|
|
//
|
|
|
|
|
// We want to start and end the dump on a nice 16 byte boundry even though
|
|
|
|
|
// the values we are using are not 16 byte aligned.
|
|
|
|
|
//
|
|
|
|
|
SERIAL_ECHOPGM("\n__brkval : ");
|
|
|
|
|
prt_hex_word((unsigned int) ptr);
|
|
|
|
|
ptr = (unsigned char*)((unsigned long) ptr & 0xfff0);
|
|
|
|
|
sp = top_of_stack();
|
|
|
|
|
SERIAL_ECHOPGM("\nStack Pointer : ");
|
|
|
|
|
prt_hex_word((unsigned int) sp);
|
|
|
|
|
SERIAL_EOL;
|
|
|
|
|
sp = (unsigned char*)((unsigned long) sp | 0x000f);
|
|
|
|
|
n = sp - ptr;
|
|
|
|
|
//
|
|
|
|
|
// This is the main loop of the Dump command.
|
|
|
|
|
//
|
|
|
|
|
while (ptr < sp) {
|
|
|
|
|
prt_hex_word((unsigned int) ptr); // Print the address
|
|
|
|
|
SERIAL_CHAR(':');
|
|
|
|
|
for (i = 0; i < 16; i++) { // and 16 data bytes
|
|
|
|
|
prt_hex_byte(*(ptr + i));
|
|
|
|
|
SERIAL_CHAR(' ');
|
|
|
|
|
else
|
|
|
|
|
SERIAL_CHAR('?');
|
|
|
|
|
delay(2);
|
|
|
|
|
}
|
|
|
|
|
SERIAL_CHAR('|'); // now show where non 0xE5's are
|
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
|
|
|
delay(2);
|
|
|
|
|
if (*(ptr + i) == 0xe5)
|
|
|
|
|
SERIAL_CHAR(' ');
|
|
|
|
|
else
|
|
|
|
|
SERIAL_CHAR('?');
|
|
|
|
|
}
|
|
|
|
|
SERIAL_EOL;
|
|
|
|
|
ptr += 16;
|
|
|
|
|
delay(2);
|
|
|
|
|
}
|
|
|
|
|
SERIAL_EOL;
|
|
|
|
|
ptr += 16;
|
|
|
|
|
delay(2);
|
|
|
|
|
SERIAL_ECHOLNPGM("Done.");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
SERIAL_ECHOLNPGM("Done.");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
#endif
|
|
|
|
|
//
|
|
|
|
|
// M100 F requests the code to return the number of free bytes in the memory pool along with
|
|
|
|
|
// other vital statistics that define the memory pool.
|
|
|
|
@ -158,28 +155,28 @@ void gcode_M100() {
|
|
|
|
|
// M100 C x Corrupts x locations in the free memory pool and reports the locations of the corruption.
|
|
|
|
|
// This is useful to check the correctness of the M100 D and the M100 F commands.
|
|
|
|
|
//
|
|
|
|
|
#if ENABLED(M100_FREE_MEMORY_CORRUPTOR)
|
|
|
|
|
if (code_seen('C')) {
|
|
|
|
|
int x = code_value_int(); // x gets the # of locations to corrupt within the memory pool
|
|
|
|
|
SERIAL_ECHOLNPGM("Corrupting free memory block.\n");
|
|
|
|
|
ptr = (unsigned char*) __brkval;
|
|
|
|
|
SERIAL_ECHOPAIR("\n__brkval : ", ptr);
|
|
|
|
|
ptr += 8;
|
|
|
|
|
sp = top_of_stack();
|
|
|
|
|
SERIAL_ECHOPAIR("\nStack Pointer : ", sp);
|
|
|
|
|
SERIAL_ECHOLNPGM("\n");
|
|
|
|
|
n = sp - ptr - 64; // -64 just to keep us from finding interrupt activity that
|
|
|
|
|
// has altered the stack.
|
|
|
|
|
j = n / (x + 1);
|
|
|
|
|
for (i = 1; i <= x; i++) {
|
|
|
|
|
*(ptr + (i * j)) = i;
|
|
|
|
|
SERIAL_ECHOPGM("\nCorrupting address: 0x");
|
|
|
|
|
prt_hex_word((unsigned int)(ptr + (i * j)));
|
|
|
|
|
#if ENABLED(M100_FREE_MEMORY_CORRUPTOR)
|
|
|
|
|
if (code_seen('C')) {
|
|
|
|
|
int x = code_value_int(); // x gets the # of locations to corrupt within the memory pool
|
|
|
|
|
SERIAL_ECHOLNPGM("Corrupting free memory block.\n");
|
|
|
|
|
ptr = (unsigned char*) __brkval;
|
|
|
|
|
SERIAL_ECHOPAIR("\n__brkval : ", ptr);
|
|
|
|
|
ptr += 8;
|
|
|
|
|
sp = top_of_stack();
|
|
|
|
|
SERIAL_ECHOPAIR("\nStack Pointer : ", sp);
|
|
|
|
|
SERIAL_ECHOLNPGM("\n");
|
|
|
|
|
n = sp - ptr - 64; // -64 just to keep us from finding interrupt activity that
|
|
|
|
|
// has altered the stack.
|
|
|
|
|
j = n / (x + 1);
|
|
|
|
|
for (i = 1; i <= x; i++) {
|
|
|
|
|
*(ptr + (i * j)) = i;
|
|
|
|
|
SERIAL_ECHOPGM("\nCorrupting address: 0x");
|
|
|
|
|
prt_hex_word((unsigned int)(ptr + (i * j)));
|
|
|
|
|
}
|
|
|
|
|
SERIAL_ECHOLNPGM("\n");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
SERIAL_ECHOLNPGM("\n");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
#endif
|
|
|
|
|
//
|
|
|
|
|
// M100 I Initializes the free memory pool so it can be watched and prints vital
|
|
|
|
|
// statistics that define the free memory pool.
|
|
|
|
|