Rev 1164 | Go to most recent revision | Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1163 | giacomo | 1 | /* |
2 | * Project: S.Ha.R.K. |
||
3 | * |
||
4 | * Coordinators: |
||
5 | * Giorgio Buttazzo <giorgio@sssup.it> |
||
6 | * Paolo Gai <pj@gandalf.sssup.it> |
||
7 | * |
||
8 | * Authors : |
||
9 | * Giacomo Guidi <giacomo@gandalf.sssup.it> |
||
10 | * |
||
11 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
||
12 | * |
||
13 | * http://www.sssup.it |
||
14 | * http://retis.sssup.it |
||
15 | * http://shark.sssup.it |
||
16 | */ |
||
17 | |||
18 | /* |
||
19 | * Copyright (C) 2003 Giacomo Guidi |
||
20 | * |
||
21 | * This program is free software; you can redistribute it and/or modify |
||
22 | * it under the terms of the GNU General Public License as published by |
||
23 | * the Free Software Foundation; either version 2 of the License, or |
||
24 | * (at your option) any later version. |
||
25 | * |
||
26 | * This program is distributed in the hope that it will be useful, |
||
27 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
28 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||
29 | * GNU General Public License for more details. |
||
30 | * |
||
31 | * You should have received a copy of the GNU General Public License |
||
32 | * along with this program; if not, write to the Free Software |
||
33 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
||
34 | */ |
||
35 | |||
36 | #include "kernel/kern.h" |
||
37 | #include <drivers/fg.h> |
||
38 | #include <drivers/vga.h> |
||
39 | #include <drivers/keyb.h> |
||
40 | #include <unistd.h> |
||
41 | #include <stdlib.h> |
||
42 | |||
43 | #define WIDTH 640 |
||
44 | #define HEIGHT 480 |
||
45 | #define BYTES_PP 2 |
||
46 | #define INITSTR G640x480x64K //SVGAlib standard mode definitions |
||
47 | #define CARD VESA //Video driver |
||
48 | |||
49 | unsigned char *video_buf = NULL; //Video Buffer |
||
50 | unsigned long int VMEMLONG = WIDTH * HEIGHT * BYTES_PP / 4; // Used by copy_videomem_16to16 |
||
51 | unsigned long int RGB565MEM = WIDTH * HEIGHT * BYTES_PP; // Total video mem |
||
52 | |||
53 | unsigned long int PERIOD_REFRESH = 50000; |
||
54 | unsigned long int WCET_REFRESH = 20000; |
||
55 | |||
56 | void * fg_buffer; |
||
57 | |||
58 | int fg_p = 40000; |
||
59 | int fp_c = 15000; |
||
60 | int fg_w = 320; |
||
61 | int fg_h = 200; |
||
62 | |||
63 | static int screen(int mode) |
||
64 | { |
||
65 | |||
66 | vga_modeinfo *minf; |
||
67 | |||
68 | vga_setmode(mode,CARD); |
||
69 | minf = vga_getmodeinfo(mode); |
||
70 | if(! (minf->flags & CAPABLE_LINEAR)){ |
||
71 | vga_setmode(TEXT,CARD); |
||
72 | printk(KERN_INFO "The mode %d is not capable of linear\n",mode); |
||
73 | return 1; |
||
74 | } |
||
75 | vga_setpage(0); |
||
76 | if(vga_setlinearaddressing() == -1) { |
||
77 | vga_setmode(TEXT,CARD); |
||
78 | printk(KERN_INFO "Could not set linear addressing for mode %d\n",mode); |
||
79 | return 1; |
||
80 | } |
||
81 | |||
82 | video_buf = vga_getgraphmem(); |
||
83 | |||
84 | memset(video_buf, 0, RGB565MEM); |
||
85 | |||
86 | grx_setbuffer(video_buf, WIDTH, HEIGHT); //Init of RGBA version of grx functions |
||
87 | //created to work with Mesa buffer |
||
88 | return 0; |
||
89 | |||
90 | } |
||
91 | |||
92 | void program_end(void *arg) |
||
93 | { |
||
94 | |||
95 | vga_setmode(TEXT,CARD); |
||
96 | |||
97 | FG_close(); |
||
98 | |||
99 | sys_end(); |
||
100 | |||
101 | } |
||
102 | |||
103 | void program_key_end(KEY_EVT *k) |
||
104 | { |
||
105 | |||
106 | sys_end(); |
||
107 | |||
108 | } |
||
109 | |||
110 | TASK ref(void) |
||
111 | { |
||
112 | |||
113 | WORD col,x,y; |
||
114 | |||
115 | while(1) { |
||
116 | |||
117 | fg_buffer = FG_getbuffer(); |
||
118 | |||
119 | for(y = 0; y < fg_h; y++) |
||
120 | for(x = 0; x < fg_w; x++) { |
||
121 | |||
122 | col = *(BYTE *)(fg_buffer + y*fg_w + x); |
||
123 | *(WORD *)(video_buf + y*(WIDTH*2) + x*2) = (WORD)rgb16(col,col,col); |
||
124 | |||
125 | } |
||
126 | |||
127 | task_endcycle(); |
||
128 | |||
129 | } |
||
130 | |||
131 | sys_end(); |
||
132 | |||
133 | } |
||
134 | |||
135 | int main(int argc, char **argv) |
||
136 | { |
||
137 | |||
138 | HARD_TASK_MODEL ht_ref; |
||
139 | PID ref_PID; |
||
140 | |||
141 | sys_atrunlevel(program_end,NULL, RUNLEVEL_BEFORE_EXIT); |
||
142 | |||
143 | hard_task_default_model(ht_ref); |
||
144 | hard_task_def_wcet(ht_ref,WCET_REFRESH); |
||
145 | hard_task_def_mit(ht_ref,PERIOD_REFRESH); |
||
146 | hard_task_def_usemath(ht_ref); |
||
147 | hard_task_def_group(ht_ref,1); |
||
148 | hard_task_def_ctrl_jet(ht_ref); |
||
149 | |||
150 | ref_PID = task_create("HT_ref", ref, &ht_ref, NULL); |
||
151 | if (ref_PID == -1) { |
||
152 | sys_end(); |
||
153 | } |
||
154 | |||
155 | { |
||
156 | KEY_EVT k; |
||
157 | k.flag = ALTL_BIT; |
||
158 | k.scan = KEY_C; |
||
159 | k.ascii = 'c'; |
||
160 | keyb_hook(k,program_key_end); |
||
161 | } |
||
162 | |||
163 | screen(INITSTR); |
||
164 | |||
165 | sleep(5); |
||
166 | |||
167 | FG_init(fg_p, fp_c, fg_w, fg_h); |
||
168 | |||
169 | task_activate(ref_PID); |
||
170 | |||
171 | return 0; |
||
172 | |||
173 | } |