Rizin
unix-like reverse engineering framework and cli tools
Functions
gbdis.c File Reference
#include <rz_types.h>
#include <rz_util.h>
#include <rz_asm.h>
#include <rz_lib.h>
#include <stdio.h>
#include <string.h>
#include "gb_op_table.h"

Go to the source code of this file.

Functions

static int gbOpLength (int gboptype)
 
static void gb_hardware_register_name (char *reg, ut8 offset)
 

Function Documentation

◆ gb_hardware_register_name()

static void gb_hardware_register_name ( char *  reg,
ut8  offset 
)
static

Definition at line 28 of file gbdis.c.

28  {
29  switch (offset) {
30  case 0x00: // Joy pad info
31  rz_str_cpy(reg, "rP1") break;
32  case 0x01: // Serial Transfer Data
33  rz_str_cpy(reg, "rSB") break;
34  case 0x02: // Serial I/O Control
35  rz_str_cpy(reg, "rSC") break;
36  case 0x04: // Divider register
37  rz_str_cpy(reg, "rDIV") break;
38  case 0x05: // Timer Counter
39  rz_str_cpy(reg, "rTIMA") break;
40  case 0x06: // Timer modulo
41  rz_str_cpy(reg, "rTMA") break;
42  case 0x07: // Timer control
43  rz_str_cpy(reg, "rTAC") break;
44  case 0x0f: // Interrupt Flag
45  rz_str_cpy(reg, "rIF") break;
46  // Audio Channel #1
47  case 0x10: // Sweep Register
48  rz_str_cpy(reg, "rAUD1SWEEP") break;
49  case 0x11: // Sound length/Wave pattern duty
50  rz_str_cpy(reg, "rAUD1LEN") break;
51  case 0x12: // Envelope
52  rz_str_cpy(reg, "rAUD1ENV") break;
53  case 0x13: // Frequency low
54  rz_str_cpy(reg, "rAUD1LOW") break;
55  case 0x14: // Frequency high
56  rz_str_cpy(reg, "rAUD1HIGH") break;
57  // Audio Channel #2
58  case 0x16: // Sound length/Wave pattern duty
59  rz_str_cpy(reg, "rAUD2LEN") break;
60  case 0x17: // Envelope
61  rz_str_cpy(reg, "rAUD2ENV") break;
62  case 0x18: // Frequency low
63  rz_str_cpy(reg, "rAUD2LOW") break;
64  case 0x19: // Frequency high
65  rz_str_cpy(reg, "rAUD2HIGH") break;
66  // Sound Channel #3
67  case 0x1a: // Sound on/off
68  rz_str_cpy(reg, "rAUD3ENA") break;
69  case 0x1b: // Sound length
70  rz_str_cpy(reg, "rAUD3LEN") break;
71  case 0x1c: // Select output level
72  rz_str_cpy(reg, "rAUD3LEVEL") break;
73  case 0x1d: // Frequency low
74  rz_str_cpy(reg, "rAUD3LOW") break;
75  case 0x1e: // Frequency high
76  rz_str_cpy(reg, "rAUD3HIGH") break;
77  // Sound Channel #4
78  case 0x20: // Sound length
79  rz_str_cpy(reg, "rAUD4LEN") break;
80  case 0x21: // Envelope
81  rz_str_cpy(reg, "rAUD4ENV") break;
82  case 0x22: // Polynomial counter
83  rz_str_cpy(reg, "rAUD4POLY") break;
84  // Sound (general)
85  case 0x23:
86  rz_str_cpy(reg, "rAUD4GO") break;
87  case 0x24: // Channel control / ON-OFF / Volume
88  rz_str_cpy(reg, "rAUDVOL") break;
89  case 0x25: // Selection of Sound output terminal
90  rz_str_cpy(reg, "rAUDTERM") break;
91  case 0x26: // Sound on/off
92  rz_str_cpy(reg, "rAUDENA") break;
93  case 0x76: // Sound Channel 1&2 PCM amplitude
94  rz_str_cpy(reg, "rPCM12") break;
95  case 0x77: // Sound Channel 3&4 PCM amplitude
96  rz_str_cpy(reg, "rPCM34") break;
97  case 0x40: // LCD Control
98  rz_str_cpy(reg, "rLCDC") break;
99  case 0x41: // LCD Status
100  rz_str_cpy(reg, "rSTAT") break;
101  case 0x42: // Scroll Y
102  rz_str_cpy(reg, "rSCY") break;
103  case 0x43: // Scroll X
104  rz_str_cpy(reg, "rSCX") break;
105  case 0x44: // Y-Coordinate
106  rz_str_cpy(reg, "rLY") break;
107  case 0x45: // Y-Coordinate Compare
108  rz_str_cpy(reg, "rLYC") break;
109  case 0x46: // Transfer and Start Address
110  rz_str_cpy(reg, "rDMA") break;
111  case 0x47: // BG Palette Data
112  rz_str_cpy(reg, "rBGP") break;
113  case 0x48: // Object Palette 0 Data
114  rz_str_cpy(reg, "rOBP0") break;
115  case 0x49: // Object Palette 1 Data
116  rz_str_cpy(reg, "rOBP1") break;
117  case 0x4a: // Window Y Position
118  rz_str_cpy(reg, "rWY") break;
119  case 0x4b: // Window X Position
120  rz_str_cpy(reg, "rWX") break;
121  case 0x4d: // Select CPU Speed
122  rz_str_cpy(reg, "rKEY1") break;
123  case 0x4f: // Select Video RAM Bank
124  rz_str_cpy(reg, "rVBK") break;
125  case 0x51: // Horizontal Blanking, General Purpose DMA
126  case 0x52: // Horizontal Blanking, General Purpose DMA
127  case 0x53: // Horizontal Blanking, General Purpose DMA
128  case 0x54: // Horizontal Blanking, General Purpose DMA
129  case 0x55: // Horizontal Blanking, General Purpose DMA
130  sprintf(reg, "rHDMA%d", offset - 0x50);
131  break;
132  case 0x56: // Infrared Communications Port
133  rz_str_cpy(reg, "rRP") break;
134  case 0x68: // Background Color Palette Specification
135  rz_str_cpy(reg, "rBCPS") break;
136  case 0x69: // Background Color Palette Data
137  rz_str_cpy(reg, "rBCPD") break;
138  case 0x6a: // Object Color Palette Specification
139  rz_str_cpy(reg, "rOCPS") break;
140  case 0x6b: // Object Color Palette Data
141  rz_str_cpy(reg, "rOCPD") break;
142  case 0x70: // Select Main RAM Bank
143  rz_str_cpy(reg, "rSVBK") break;
144  case 0xff: // Interrupt Enable Flag
145  rz_str_cpy(reg, "rIE") break;
146  default:
147  // If unknown, return the original address
148  sprintf(reg, "0xff%02x", offset);
149  break;
150  }
151 }
offset
voidpf uLong offset
Definition: ioapi.h:144
sprintf
sprintf
Definition: kernel.h:365
reg
#define reg(n)
x
int x
Definition: mipsasm.c:20
rz_str_cpy
#define rz_str_cpy(x, y)
Definition: rz_str.h:109
d
#define d(i)
Definition: sha256.c:44

References reg, rz_str_cpy, and sprintf.

Referenced by gb_anop().

◆ gbOpLength()

static int gbOpLength ( int  gboptype)
static

Definition at line 13 of file gbdis.c.

13  {
14  switch (gboptype) {
15  case GB_8BIT:
16  return 1;
17  case GB_8BIT + ARG_8 + GB_IO:
18  case GB_8BIT + ARG_8:
19  case GB_16BIT:
20  return 2;
21  case GB_8BIT + ARG_16:
22  return 3;
23  default:
24  return 0;
25  }
26 }
GB_IO
#define GB_IO
Definition: gb_op_table.h:8
GB_16BIT
#define GB_16BIT
Definition: gb_op_table.h:5
ARG_16
#define ARG_16
Definition: gb_op_table.h:7
ARG_8
#define ARG_8
Definition: gb_op_table.h:6
GB_8BIT
#define GB_8BIT
Definition: gb_op_table.h:4

References ARG_16, ARG_8, GB_16BIT, GB_8BIT, and GB_IO.

Referenced by gb_anop().