annotate stateview.c @ 1742:6290c88949bd

Fixed CPI/CPD/CPIR/CPDR in new Z80 core
author Michael Pavone <pavone@retrodev.com>
date Mon, 04 Feb 2019 23:46:35 -0800
parents 3602f3b20072
children c9695252eff4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
467
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
1 /*
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
2 Copyright 2013 Michael Pavone
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
3 This file is part of BlastEm.
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
5 */
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
6 #include <stdlib.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
7 #include <stdio.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
8 #include "vdp.h"
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
9 #include "render.h"
793
9aff36a172b2 Fix missing includes of util.h
Michael Pavone <pavone@retrodev.com>
parents: 792
diff changeset
10 #include "util.h"
1103
22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents: 1101
diff changeset
11 #include "genesis.h"
22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents: 1101
diff changeset
12 #include "config.h"
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
13
783
e64975fc5f98 Fix stateview build and fix Makefile to use /bin/echo since builtin echo does not always support -e
Michael Pavone <pavone@retrodev.com>
parents: 719
diff changeset
14
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
15 uint16_t read_dma_value(uint32_t address)
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
16 {
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
17 return 0;
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
18 }
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
19
962
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
20 m68k_context *m68k_handle_code_write(uint32_t address, m68k_context *context)
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
21 {
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
22 return NULL;
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
23 }
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
24
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
25 z80_context *z80_handle_code_write(uint32_t address, z80_context *context)
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
26 {
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
27 return NULL;
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
28 }
f52cb02a1466 Fixed loading save states from menu
Michael Pavone <pavone@retrodev.com>
parents: 959
diff changeset
29
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
30 void ym_data_write(ym2612_context * context, uint8_t value)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
31 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
32 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
33
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
34 void ym_address_write_part1(ym2612_context * context, uint8_t address)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
35 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
36 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
37
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
38 void ym_address_write_part2(ym2612_context * context, uint8_t address)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
39 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
40 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
41
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 982
diff changeset
42 void handle_keydown(int keycode, uint8_t scancode)
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
43 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
44 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
45
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 982
diff changeset
46 void handle_keyup(int keycode, uint8_t scancode)
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
47 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
48 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
49
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
50 void handle_joydown(int joystick, int button)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
51 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
52 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
53
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
54 void handle_joyup(int joystick, int button)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
55 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
56 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
57
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
58 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
59 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
60 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
61
1210
c95893007a83 Fix vgmplay and stateview targets
Michael Pavone <pavone@retrodev.com>
parents: 1196
diff changeset
62 void handle_joy_axis(int joystick, int axis, int16_t value)
c95893007a83 Fix vgmplay and stateview targets
Michael Pavone <pavone@retrodev.com>
parents: 1196
diff changeset
63 {
c95893007a83 Fix vgmplay and stateview targets
Michael Pavone <pavone@retrodev.com>
parents: 1196
diff changeset
64 }
c95893007a83 Fix vgmplay and stateview targets
Michael Pavone <pavone@retrodev.com>
parents: 1196
diff changeset
65
1196
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1117
diff changeset
66 void handle_joy_added(int joystick)
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1117
diff changeset
67 {
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1117
diff changeset
68 }
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1117
diff changeset
69
959
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
70 void handle_mousedown(int mouse, int button)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
71 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
72 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
73
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
74 void handle_mouseup(int mouse, int button)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
75 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
76 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
77
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
78 void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
79 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
80 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
81
1607
0174759e559f Fix a couple of default targets
Michael Pavone <pavone@retrodev.com>
parents: 1317
diff changeset
82 void controller_add_mappings()
0174759e559f Fix a couple of default targets
Michael Pavone <pavone@retrodev.com>
parents: 1317
diff changeset
83 {
0174759e559f Fix a couple of default targets
Michael Pavone <pavone@retrodev.com>
parents: 1317
diff changeset
84 }
0174759e559f Fix a couple of default targets
Michael Pavone <pavone@retrodev.com>
parents: 1317
diff changeset
85
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
86 tern_node * config;
703
6e751a8f46aa Get save state viewer compiling again
Michael Pavone <pavone@retrodev.com>
parents: 467
diff changeset
87 int headless = 0;
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
88
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
89 int main(int argc, char ** argv)
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
90 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
91 if (argc < 2) {
792
724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents: 783
diff changeset
92 fatal_error("Usage: stateview FILENAME\n");
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
93 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
94 FILE * state_file = fopen(argv[1], "rb");
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
95 if (!state_file) {
792
724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents: 783
diff changeset
96 fatal_error("Failed to open %s\n", argv[1]);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
97 }
812
574495372d1c Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents: 793
diff changeset
98 set_exe_str(argv[0]);
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
99 config = load_config(argv[0]);
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
100 int width = -1;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
101 int height = -1;
33
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
102 if (argc > 2) {
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
103 width = atoi(argv[2]);
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
104 if (argc > 3) {
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
105 height = atoi(argv[3]);
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
106 }
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
107 }
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
108 int def_width = 0;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
109 char *config_width = tern_find_ptr(config, "videowidth");
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
110 if (config_width) {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
111 def_width = atoi(config_width);
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
112 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
113 if (!def_width) {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
114 def_width = 640;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
115 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
116 width = width < 320 ? def_width : width;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
117 height = height < 240 ? (width/320) * 240 : height;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
118
1103
22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents: 1101
diff changeset
119 render_init(width, height, "GST State Viewer", 0);
1640
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
120 vdp_context *context = init_vdp_context(0);
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
121 vdp_load_gst(context, state_file);
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
122 vdp_run_to_vblank(context);
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
123 vdp_print_sprite_table(context);
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
124 printf("Display %s\n", (context->regs[REG_MODE_2] & DISPLAY_ENABLE) ? "enabled" : "disabled");
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
125 if (!(context->regs[REG_MODE_2] & DISPLAY_ENABLE)) {
1317
32e95d6733a6 Force display on in stateview if given a save state with the display off
Michael Pavone <pavone@retrodev.com>
parents: 1210
diff changeset
126 puts("Forcing display on");
1640
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
127 vdp_control_port_write(context, 0x8000 | REG_MODE_2 << 8 | context->regs[REG_MODE_2] | DISPLAY_ENABLE);
1317
32e95d6733a6 Force display on in stateview if given a save state with the display off
Michael Pavone <pavone@retrodev.com>
parents: 1210
diff changeset
128 }
1640
3602f3b20072 Small cleanup of vdp_context struct layout and removal of separately allocated buffers
Michael Pavone <pavone@retrodev.com>
parents: 1607
diff changeset
129 render_wait_quit(context);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
130 return 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
131 }