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comparison src/cs/drivers/drv_app/r2d/lcds/ColorBoard/r2d_board_color_lcd_ia.s @ 0:b6a5e36de839

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src/cs: initial import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Jul 2018 04:39:26 +0000
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-1:000000000000 0:b6a5e36de839
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6 .state32
7
8 .sect ".r2dlcd"
9
10
11 .include "r2d_asm_configs.inc"
12 .include "r2d_asm_utils.inc"
13 .include "r2d_asm_patch_utils.inc"
14
15
16 .if (R2D_ASM = R2D_ON)
17
18
19 .ref _r2d_lcd_alpha_operator
20 .ref _r2d_lcd_foreground_pixel
21 .ref _r2d_lcd_to_color
22 .ref _r2d_color_to_lcd
23
24 .def _r2d_ialpha_op
25 .def _r2d_iforeground_pixel_test
26
27 .def _r2d_icolor_to_lcd
28 .def _r2d_ilcd_to_color
29
30
31 .global _r2d_lcd_start_copy
32 .global _r2d_lcd_start_or
33 .global _r2d_lcd_start_and
34 .global _r2d_lcd_start_xor
35 .global _r2d_lcd_start_notcopy
36 .global _r2d_lcd_start_notor
37 .global _r2d_lcd_start_notand
38 .global _r2d_lcd_start_notxor
39 .global _r2d_lcd_start_erase
40 .global _r2d_lcd_start_alpha
41 .global _r2d_lcd_start_foreground_pixel
42 .global _r2d_start_get_color
43 .global _r2d_start_color_to_lcd
44 .global _r2d_start_lcd_to_color
45
46 _r2d_lcd_start_copy:
47 MOV calca,calca
48 MOV calcb,calca
49 MOV calcb,calcb
50 _r2d_lcd_end_copy
51
52 _r2d_lcd_start_or:
53 MOVS calca,calca,LSL #24
54 MOVNEQ calcb,calca,LSR #24
55 NOP
56 ;MOV calca,calca
57 ;ORR calcb,calcb,calca
58 ;MOV calcb,calcb
59 _r2d_lcd_end_or
60
61 _r2d_lcd_start_and:
62 MOV calca,calca
63 AND calcb,calcb,calca
64 MOV calcb,calcb
65 _r2d_lcd_end_and
66
67 _r2d_lcd_start_xor:
68 MOV calca,calca
69 EOR calcb,calcb,calca
70 MOV calcb,calcb
71 _r2d_lcd_end_xor
72
73 _r2d_lcd_start_notcopy:
74 MOV calca,calca
75 MVN calcb,calca
76 MOV calcb,calcb
77 _r2d_lcd_end_notcopy
78
79 _r2d_lcd_start_notor:
80 MOV calca,calca
81 ORR calcb,calcb,calca
82 MVN calcb,calcb
83 _r2d_lcd_end_notor
84
85 _r2d_lcd_start_notand:
86 MOV calca,calca
87 AND calcb,calcb,calca
88 MVN calcb,calcb
89 _r2d_lcd_end_notand
90
91 _r2d_lcd_start_notxor:
92 MOV calca,calca
93 EOR calcb,calcb,calca
94 MVN calcb,calcb
95 _r2d_lcd_end_notxor
96
97 _r2d_lcd_start_erase:
98 MOVS calca,calca,LSL #24
99 MOVNEQ calcb,#0
100 NOP
101 _r2d_lcd_end_erase
102
103 _r2d_lcd_start_alpha
104 ; Identifying code telling the patcher that a special
105 ; construct required to branch to a C function is used
106 .long BRANCH_ID
107 ; The absolute address of the C function which is going to be
108 ; converted to a PC relative offset by the patcher
109 .long _r2d_ialpha_op
110 _r2d_lcd_stop_alpha
111
112 _r2d_lcd_start_foreground_pixel
113 ; Identifying code telling the patcher that a special
114 ; construct required to branch to a C function is used
115 .long BRANCH_ID
116 ; The absolute address of the C function which is going to be
117 ; converted to a PC relative offset by the patcher
118 .long _r2d_iforeground_pixel_test
119 _r2d_lcd_stop_foreground_pixel
120
121
122 _r2d_start_lcd_to_color
123 ; Identifying code telling the patcher that a special
124 ; construct required to branch to a C function is used
125 .long BRANCH_ID
126 ; The absolute address of the C function which is going to be
127 ; converted to a PC relative offset by the patcher
128 .long _r2d_ilcd_to_color
129 _r2d_stop_lcd_to_color
130
131 _r2d_start_color_to_lcd
132 ; Identifying code telling the patcher that a special
133 ; construct required to branch to a C function is used
134 .long BRANCH_ID
135 ; The absolute address of the C function which is going to be
136 ; converted to a PC relative offset by the patcher
137 .long _r2d_icolor_to_lcd
138 _r2d_stop_color_to_lcd
139
140
141
142 ; Stub function allowing to branch to a C one whose interface
143 ; is UINT32 r2d_lcd_some_operator(UINT32 old,UINT32 value)
144 _r2d_ialpha_op:
145 R2D_OP_SAVE_CONTEXT
146 BL _r2d_lcd_alpha_operator
147 R2D_OP_RESTORE_CONTEXT
148
149 ; Check kind of pixel
150 _r2d_iforeground_pixel_test:
151 R2D_COL_SAVE_CONTEXT
152 BL _r2d_lcd_foreground_pixel
153 R2D_COL_RESTORE_CONTEXT
154
155 ; All color conversion subroutines
156 _r2d_icolor_to_lcd:
157 R2D_COLCONV_SAVE_CONTEXT
158 BL _r2d_color_to_lcd
159 R2D_COLCONV_RESTORE_CONTEXT
160
161 _r2d_ilcd_to_color:
162 R2D_COLCONV_SAVE_CONTEXT
163 BL _r2d_lcd_to_color
164 R2D_COLCONV_RESTORE_CONTEXT
165
166 .endif
167