source: Deliverables/D4.1/ASMInterpret.mli @ 202

Last change on this file since 202 was 202, checked in by mulligan, 9 years ago

Remaining two timer modes implemented.

File size: 2.1 KB
Line 
1open BitVectors;;
2open Physical;;
3
4exception CodeTooLarge
5
6type time = int;;
7type line = [ `P1 of byte
8            | `P3 of byte
9            | `SerialBuff of [ `Eight of byte | `Nine of BitVectors.bit * byte ]];;
10
11val string_of_line: line -> string;;
12(* In:  reception time, line of input, new continuation,
13   Out: transmission time, output line, expected duration until reply,
14        new continuation.
15*)
16type continuation =
17  [`In of time * line * continuation] option *
18  [`Out of (time -> line -> time * continuation) ]
19
20type status = private
21 { code_memory: WordMap.map;        (* can be reduced *)
22   low_internal_ram: Byte7Map.map;
23   high_internal_ram: Byte7Map.map;
24   external_ram: WordMap.map;       (* can be reduced *)
25
26   pc: word;
27
28   (* sfr *)
29   sp: byte;
30   dpl: byte;
31   dph: byte;
32   pcon: byte;
33   tcon: byte;
34   tmod: byte;
35   tl0: byte;
36   tl1: byte;
37   th0: byte;
38   th1: byte;
39   p1: byte;
40   p1_latch: byte;
41   scon: byte;
42   sbuf: byte;
43   ie: byte;
44   p3: byte;
45   p3_latch: byte;
46   ip: byte;
47   psw: byte;
48   acc: byte;
49   b: byte;
50   t2con: byte; (* 8052 only *)
51   rcap2l: byte; (* 8052 only *)
52   rcap2h: byte; (* 8052 only *)
53   tl2: byte; (* 8052 only *)
54   th2: byte; (* 8052 only *)
55
56   previous_p1_val: bool;
57   previous_p3_val: bool;
58
59   clock: time;
60   timer0: word;
61   timer1: word;
62   timer2: word;  (* can be missing *)
63   expected_out_time: [ `None | `Now | `At of time ];
64   io: continuation
65 }
66
67val string_of_status: status -> string
68
69module IntMap: Map.S with type key = int
70
71val assembly:
72 ASM.assembly_program -> BitVectors.byte list (*ASM.instruction list * symbol_table *) * string IntMap.t
73
74(*
75val link:
76 (ASM.instruction list * symbol_table * cost_map) list -> BitVectors.byte list
77*)
78
79val initialize: status
80
81val load_mem: Physical.WordMap.map -> status -> status
82val load: BitVectors.byte list -> status -> status
83
84exception Halt  (* to be raised to stop execution *)
85
86(* the callback function is used to observe the execution
87   trace; it can raise Hold to stop execution. Otherwise
88   the processor never halts. *)
89val execute: (status -> unit) -> status -> status
90
91val fetch: Physical.WordMap.map -> word -> ASM.instruction * word * int
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