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Clearer help output (I hope). Fixed an off-by-one bug in doLoad.

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Seth Morabito
2010-01-17 21:12:24 -08:00
parent 3d4500cbff
commit 596d05e398
1 changed files with 15 additions and 16 deletions
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31
src/main/java/com/loomcom/symon/Simulator.java
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@@ -101,19 +101,18 @@ public class Simulator {
writeLine("Commands may be short or long (e.g. 'e' or 'ex' or 'examine')."); writeLine("Commands may be short or long (e.g. 'e' or 'ex' or 'examine').");
writeLine("Note that 'go' clears the BREAK processor status flag."); writeLine("Note that 'go' clears the BREAK processor status flag.");
writeLine(""); writeLine("");
writeLine("g [address] [steps] Start running at address, or at PC"); writeLine("h Show this help file.");
writeLine("e [start] [end] Examine memory at PC, or at start, " + writeLine("g [address] [steps] Start running at address, or at PC.");
"or from start to end"); writeLine("e [start] [end] Examine memory at PC, start, or start-end.");
writeLine("d <address> <data> Deposit data into address."); writeLine("d <address> <data> Deposit data into address.");
writeLine("f <start> <end> <data> Fill memory with data."); writeLine("f <start> <end> <data> Fill memory with data.");
writeLine("reset Reset simulator."); writeLine("reset Reset simulator.");
writeLine("set {pc,a,x,y} [data] Set register to data value."); writeLine("set {pc,a,x,y} [data] Set register to data value.");
writeLine("stat Show CPU state."); writeLine("stat Show CPU state.");
writeLine("step [address] Step once, optionally starting at " + writeLine("step [address] Step once, optionally starting at address.");
"address"); writeLine("trace Toggle trace.");
writeLine("trace Toggle trace."); writeLine("load <file> <address> Load binary file at address.");
writeLine("load <filename> Load binary file."); writeLine("q (or Control-D) Quit.\n");
writeLine("q (or Control-D) Quit.");
} }
public void doGetState() throws IOException, MemoryAccessException { public void doGetState() throws IOException, MemoryAccessException {
@@ -152,7 +151,7 @@ public class Simulator {
} }
writeLine("Loaded " + bytesLoaded + " (" + writeLine("Loaded " + bytesLoaded + " (" +
String.format("$%x", bytesLoaded) + ") bytes"); String.format("$%04x", bytesLoaded) + ") bytes");
} }
public void doSet(Command c) throws MemoryAccessException, public void doSet(Command c) throws MemoryAccessException,
@@ -237,7 +236,7 @@ public class Simulator {
int start = stringToWord(c.getArg(0)); int start = stringToWord(c.getArg(0));
int end = stringToWord(c.getArg(1)); int end = stringToWord(c.getArg(1));
int data = stringToByte(c.getArg(2)); int data = stringToByte(c.getArg(2));
while (start < end) { while (start <= end) {
bus.write(start, data); bus.write(start, data);
start++; start++;
} }
@@ -339,7 +338,7 @@ public class Simulator {
} }
private void greeting() throws IOException { private void greeting() throws IOException {
writeLine("Welcome to the Symon 6502 Simulator. Type 'help' for help."); writeLine("Welcome to the Symon 6502 Simulator. Type 'h' for help.");
} }
private void prompt() throws IOException { private void prompt() throws IOException {