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comparison src/cs/drivers/drv_app/r2d/lcds/D_Sample/r2d_board_dsample_ia.s @ 0:4e78acac3d88

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src/{condat,cs,gpf,nucleus}: import from Selenite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 16 Oct 2020 06:23:26 +0000
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-1:000000000000 0:4e78acac3d88
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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_alpha
40 .global _r2d_lcd_start_erase
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 #16
54 MOVNEQ calcb,calca,LSR #16
55 NOP
56 _r2d_lcd_end_or
57
58 _r2d_lcd_start_and:
59 MOV calca,calca
60 AND calcb,calcb,calca
61 MOV calcb,calcb
62 _r2d_lcd_end_and
63
64 _r2d_lcd_start_xor:
65 MOV calca,calca
66 EOR calcb,calcb,calca
67 MOV calcb,calcb
68 _r2d_lcd_end_xor
69
70 _r2d_lcd_start_notcopy:
71 MOV calca,calca
72 MVN calcb,calca
73 MOV calcb,calcb
74 _r2d_lcd_end_notcopy
75
76 _r2d_lcd_start_notor:
77 MOV calca,calca
78 ORR calcb,calcb,calca
79 MVN calcb,calcb
80 _r2d_lcd_end_notor
81
82 _r2d_lcd_start_notand:
83 MOV calca,calca
84 AND calcb,calcb,calca
85 MVN calcb,calcb
86 _r2d_lcd_end_notand
87
88 _r2d_lcd_start_notxor:
89 MOV calca,calca
90 EOR calcb,calcb,calca
91 MVN calcb,calcb
92 _r2d_lcd_end_notxor
93
94 _r2d_lcd_start_alpha
95 ; Identifying code telling the patcher that a special
96 ; construct required to branch to a C function is used
97 .long BRANCH_ID
98 ; The absolute address of the C function which is going to be
99 ; converted to a PC relative offset by the patcher
100 .long _r2d_ialpha_op
101 _r2d_lcd_stop_alpha
102
103 _r2d_lcd_start_erase:
104 MOVS calca,calca,LSL #16
105 MOVNEQ calcb,#0
106 NOP
107 _r2d_lcd_end_erase
108
109 _r2d_lcd_start_foreground_pixel
110 ; Identifying code telling the patcher that a special
111 ; construct required to branch to a C function is used
112 .long BRANCH_ID
113 ; The absolute address of the C function which is going to be
114 ; converted to a PC relative offset by the patcher
115 .long _r2d_iforeground_pixel_test
116 _r2d_lcd_stop_foreground_pixel
117
118
119 _r2d_start_lcd_to_color
120 ; Identifying code telling the patcher that a special
121 ; construct required to branch to a C function is used
122 .long BRANCH_ID
123 ; The absolute address of the C function which is going to be
124 ; converted to a PC relative offset by the patcher
125 .long _r2d_ilcd_to_color
126 _r2d_stop_lcd_to_color
127
128 _r2d_start_color_to_lcd
129 ; Identifying code telling the patcher that a special
130 ; construct required to branch to a C function is used
131 .long BRANCH_ID
132 ; The absolute address of the C function which is going to be
133 ; converted to a PC relative offset by the patcher
134 .long _r2d_icolor_to_lcd
135 _r2d_stop_color_to_lcd
136
137
138
139 ; Stub function allowing to branch to a C one whose interface
140 ; is UINT32 r2d_lcd_some_operator(UINT32 old,UINT32 value)
141 _r2d_ialpha_op:
142 R2D_OP_SAVE_CONTEXT
143 BL _r2d_lcd_alpha_operator
144 R2D_OP_RESTORE_CONTEXT
145
146 ; Check kind of pixel
147 _r2d_iforeground_pixel_test:
148 R2D_COL_SAVE_CONTEXT
149 BL _r2d_lcd_foreground_pixel
150 R2D_COL_RESTORE_CONTEXT
151
152 ; All color conversion subroutines
153 _r2d_icolor_to_lcd:
154 R2D_COLCONV_SAVE_CONTEXT
155 BL _r2d_color_to_lcd
156 R2D_COLCONV_RESTORE_CONTEXT
157
158 _r2d_ilcd_to_color:
159 R2D_COLCONV_SAVE_CONTEXT
160 BL _r2d_lcd_to_color
161 R2D_COLCONV_RESTORE_CONTEXT
162
163 .endif
164 .end