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https://github.com/JorjBauer/aiie.git
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add memory dump
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parent
d75cb2f498
commit
9c4bcd1a3d
@ -102,6 +102,29 @@ bool getAddress(const char *buf, unsigned int *addrOut)
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return false;
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}
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bool getTwoAddresses(const char *buf, unsigned int *addrOut1, unsigned int *addrOut2)
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{
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unsigned int val, val2;
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if (sscanf(buf, " 0x%X 0x%X", &val, &val2) == 2 ||
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sscanf(buf, " 0x%x 0x%X", &val, &val2) == 2
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) {
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*addrOut1 = val;
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*addrOut2 = val2;
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return true;
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} else if (sscanf(buf, " $%X $%X", &val, &val2) == 2 ||
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sscanf(buf, " $%x $%X", &val, &val2) == 2
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) {
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*addrOut1 = val;
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*addrOut2 = val2;
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return true;
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} else if (sscanf(buf, " %d %d", &val, &val2) == 2) {
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*addrOut1 = val;
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*addrOut2 = val2;
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return true;
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}
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return false;
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}
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#define GETCH { if ((read(cd,&b,1)) == -1) { close(cd); cd=-1; return; } }
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#define GETLN { int ptr=0; while (((read(cd,&b,1)) != -1) && ptr < sizeof(buf) && b != 10 && b != 13) { if (b) {buf[ptr++] = b;} } buf[ptr]=0; }
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@ -170,6 +193,7 @@ void Debugger::step()
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b != 'b' && // set breakpoint
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b != 'd' && // show disassembly
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b != 'L' && // load memory (lines)
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b != 'D' && // dump memory
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b != 'h' && // show history
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b != '*' // show memory (byte)
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);
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@ -276,6 +300,31 @@ void Debugger::step()
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}
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}
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goto doover;
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case 'D': // Dump memory. Use "D 0x<address> 0x<length>\n"
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{
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unsigned int val2;
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GETLN;
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if (getTwoAddresses(buf, &val, &val2)) {
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sprintf(buf, "Memory dump at 0x%X, length 0x%X:\r\n", val, val2);
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write(cd, buf, strlen(buf));
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for (uint32_t i=val; i<val+val2; i+=16) {
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sprintf(buf, "$%.4X ", i);
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write(cd, buf, strlen(buf));
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for (uint8_t j=0; j<16 && (i+j)<(val+val2); j++) {
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uint8_t v = g_vm->getMMU()->read(i+j);
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sprintf(buf, "%.2X ", v);
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write(cd, buf, strlen(buf));
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}
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sprintf(buf, "\r\n");
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write(cd, buf, strlen(buf));
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}
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} else {
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sprintf(buf, "Syntax error\12\15");
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write(cd, buf, strlen(buf));
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}
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}
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goto doover;
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case '*': // read 1 byte of memory. Use '* 0x<address>'
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{
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