Mercurial > sdl-ios-xcode

annotate src/video/ataricommon/SDL_xbiosinterrupt.S @ 3280:00cace2d9080

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merged a cleaned up version of Jiang's code changes from Google Summer of Code 2009
author Sam Lantinga <slouken@libsdl.org>
date Sat, 19 Sep 2009 13:29:40 +0000
parents 99210400e8b9
children 2da8b4494ceb
rev   line source
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /*
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
2859
99210400e8b9 Updated copyright date
Sam Lantinga <slouken@libsdl.org>
parents: 2023
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
4
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
6 modify it under the terms of the GNU Lesser General Public
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
9
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
13 Lesser General Public License for more details.
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
14
1312
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
15 You should have received a copy of the GNU Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
16 License along with this library; if not, write to the Free Software
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents: 1063
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
18
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
19 Sam Lantinga
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
20 slouken@libsdl.org
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
21 */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
22
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
23 /*
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
24 * XBIOS mouse & joystick vectors
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
25 *
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
26 * Patrice Mandin
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
27 */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
28
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
29 .text
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
30
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
31 .globl _SDL_AtariXbios_Install
820
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
32 .globl _SDL_AtariXbios_Restore
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
33 .globl _SDL_AtariXbios_MouseVector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
34 .globl _SDL_AtariXbios_JoystickVector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
35
2023
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
36 .globl _SDL_AtariXbios_mouselock
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
37 .globl _SDL_AtariXbios_mouseb
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
38 .globl _SDL_AtariXbios_mousex
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
39 .globl _SDL_AtariXbios_mousey
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
40 .globl _SDL_AtariXbios_joystick
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
41
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
42 /*--- Vector installer ---*/
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
43
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
44 _SDL_AtariXbios_Install:
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
45 movel sp@(4),a0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
46
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
47 /* Stop interrupts */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
48
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
49 movew #0x2700,sr
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
50
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
51 /* Save old mouse vector, set our routine */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
52
820
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
53 clrl oldmousevector
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
54 movel sp@(8),d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
55 beqs no_new_mouse_vector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
56 movel a0@(16),oldmousevector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
57 movel d0,a0@(16)
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
58 no_new_mouse_vector:
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
59
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
60 /* Save old joystick vector, set our routine */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
61
820
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
62 clrl oldjoystickvector
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
63 movel sp@(12),d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
64 beqs no_new_joystick_vector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
65 movel a0@(24),oldjoystickvector
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
66 movel d0,a0@(24)
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
67 no_new_joystick_vector:
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
68
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
69 /* Restart interrupts */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
70
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
71 movew #0x2300,sr
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
72
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
73 rts
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
74
820
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
75 /*--- Vector restorer ---*/
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
76
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
77 _SDL_AtariXbios_Restore:
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
78 movel sp@(4),a0
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
79
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
80 /* Stop interrupts */
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
81
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
82 movew #0x2700,sr
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
83
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
84 /* Restore mouse vector */
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
85
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
86 movel oldmousevector,d0
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
87 beqs no_restore_mouse
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
88 movel d0,a0@(16)
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
89 no_restore_mouse:
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
90
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
91 /* Restore joystick vector */
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
92
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
93 movel oldjoystickvector,d0
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
94 beqs no_restore_joystick
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
95 movel d0,a0@(24)
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
96 no_restore_joystick:
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
97
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
98 /* Restart interrupts */
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
99
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
100 movew #0x2300,sr
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
101
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
102 rts
0b9b4bf3c1e7 Important crash fix: system vectors for mouse/joystick were not restored
Patrice Mandin <patmandin@gmail.com>
parents: 305
diff changeset
103
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
104 /*--- Our mouse vector ---*/
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
105
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
106 .text
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
107 .even
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
108 .ascii "XBRA"
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
109 .ascii "LSDL"
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
110 .comm oldmousevector,4*1
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
111 _SDL_AtariXbios_MouseVector:
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
112 movel d0,sp@-
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
113
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
114 /* Mouse buttons */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
115 moveb (a0),d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
116 andw #3,d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
117 movew d0,_SDL_AtariXbios_mouseb
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
118
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
119 /* X movement */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
120 moveb a0@(1),d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
121 extw d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
122 addw d0,_SDL_AtariXbios_mousex
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
123
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
124 /* Y movement */
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
125 moveb a0@(2),d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
126 extw d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
127 addw d0,_SDL_AtariXbios_mousey
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128
2023
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
129 /* Lock mouse position ? */
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
130 tstw _SDL_AtariXbios_mouselock
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
131 beq.s no_mouse_lock
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
132 clrb a0@(1)
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
133 clrb a0@(2)
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
134 no_mouse_lock:
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
135
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136 /* Jump through old vector */
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
137 movel sp@+,d0
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
139 movel oldmousevector,sp@-
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 rts
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 .data
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 .even
2023
b7d426b28c18 Allow mouse to be locked when grabbed with GEM driver
Patrice Mandin <patmandin@gmail.com>
parents: 1312
diff changeset
144 .comm _SDL_AtariXbios_mouselock,2*1
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 .comm _SDL_AtariXbios_mousex,2*1
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 .comm _SDL_AtariXbios_mousey,2*1
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 .comm _SDL_AtariXbios_mouseb,2*1
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 /*--- Our joystick vector ---*/
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 .text
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 .even
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 .ascii "XBRA"
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 .ascii "LSDL"
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 .comm oldjoystickvector,4*1
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 _SDL_AtariXbios_JoystickVector:
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
157 movel d0,sp@-
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 /* New joystick state */
1063
0fb50bfaea7f Used wrong offset in joystick packet
Patrice Mandin <patmandin@gmail.com>
parents: 987
diff changeset
160 moveb a0@(2),d0
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 andw #0x8f,d0
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 movew d0,_SDL_AtariXbios_joystick
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 /* Jump through old vector */
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
165 movel sp@+,d0
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166
987
d9f3b5bb7870 Do not use registers when not necessary
Patrice Mandin <patmandin@gmail.com>
parents: 820
diff changeset
167 movel oldjoystickvector,sp@-
305
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 rts
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170 .data
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 .even
9c6613983e85 Atari port cleanups from Patrice
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 .comm _SDL_AtariXbios_joystick,2*1