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Added WDEB386 service simulation (INT 0x41)

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This commit is contained in:
Jeff Parsons 2015-08-27 16:23:12 -07:00
commit f56815c11b
52 changed files with 357 additions and 58 deletions
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19
modules/pcjs/lib/interrupts.js
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@ -59,7 +59,19 @@ var Interrupts = {
DOS_IDLE: 0x28,
DOS_NETBIOS:0x2A,
MOUSE: 0x33,
FUNCS: {}
WINDBG: { // Windows Debugger (eg, WDEB386) protected-mode interface
VECTOR: 0x41,
IS_LOADED: 0x004F, // AX command
LOADED: 0xF386, // returned in AX if Windows Debugger loaded
LOAD_SEG: 0x0050 // SI==0 if code, 1 if data; BX==segnum-1; CX==selector; DX==data instance; ES:[E]DI->module name
},
WINDBGRM: { // Windows Debugger (eg, WDEB386) real-mode interface
VECTOR: 0x68,
IS_LOADED: 0x43, // AH command
LOADED: 0xF386, // returned in AX if Windows Debugger loaded
ENABLED: false // support for WINDBGRM interrupts is NOT enabled by default
},
FUNCS: {} // filled in only if DEBUGGER is true
};
if (DEBUGGER) {
@ -87,7 +99,7 @@ if (DEBUGGER) {
0x16: "get drive %DL change line status",
0x17: "set drive %DL DASD type",
0x18: "set drive %DL media type"
},
};
Interrupts.FUNCS[Interrupts.CASSETTE] = {
0x80: "open device",
0x81: "close device",
@ -197,6 +209,9 @@ if (DEBUGGER) {
0x63: "get lead byte table (%AL)", // DOS 2.25 and 3.20+
0x6C: "extended open file $%DS:%SI" // DOS 4.00+
};
Interrupts.FUNCS[Interrupts.WINDBG.VECTOR] = {
0x004F: "check debugger loaded" // WINDBG.IS_LOADED returns WINDBG.LOADED (0xF386) if debugger loaded
};
}
/*