INT map

00: Divide error	panic
01: Single-step		unused
02: NMI			panic
03: Breakpoint		unused
04: INTO trigerred	unused
05: BOUND triggered	unused
06: Invalid opcode	panic
07: FPU missing		unused
08: Double fault	panic		PIT interrupt
09: unused		impossible
0A: Invalid TSS		impossible
0B: Segment p=0		impossible
0C: Stack fault		impossible
0D: Protection fault	impossible
0E: Page fault		impossible

Memory map

00000000-000003FF: real mode interrupt vector table
00000400-000004FF: BIOS data area
00000500-000005FF: data area
00000600-00010000: tea core
00010000-0009FFFF: free
000A0000-000AFFFF: VGA window 1
000B0000-000BFFFF: VGA window 2
000C0000-000C7FFF: video BIOS
000C8000-000CFFFF: hard disk BIOS
000D0000-000EFFFF: unknown
000F0000-000FFFFF: BIOS
00100000-????????: tea code space
00F00000-01000000: possible ISA memory hole
