FreeCalypso > hg > fc-selenite

comparison src/cs/drivers/drv_app/r2d/lcds/Customer/r2d_task_i.c @ 0:b6a5e36de839

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
src/cs: initial import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Jul 2018 04:39:26 +0000
parents
children
comparison
equal deleted inserted replaced
-1:000000000000 0:b6a5e36de839
1
2 #ifndef _WINDOWS
3 #include "r2d/uwire.h"
4 #endif
5
6
7
8 //value to transmit in order to set the x position on the lcd
9 static const char x_position[DISP_PIXELWIDTH] ={0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
10 0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
11 0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
12 0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
13 0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9,0xca,0xcb,0xcc,0xcd,0xce,0xcf,
14 0xd0,0xd1,0xd2,0xd3};
15
16 //value to transmit in order to set the y position on the lcd
17 static const char y_position[DISP_PAGEHEIGHT] ={0x40,0x41,0x42,0x43,0x44,0x45};
18
19
20 UINT32 r2d_p_refresh_buffer[4*R2D_WIDTH*R2D_MWHEIGHT];
21
22
23 #if (R2D_BENCHMARKING == R2D_ON)
24 UINT32 r2d_g_tick=0;
25 #endif
26
27
28 #ifndef _WINDOWS
29 void r2d_int_set_DC_low(void)
30 {
31 * (volatile UINT16 *) GPIO_OUT &= ~(0x02); //gpio(1) ->0
32 }
33
34 /********************************************************************/
35 /* set the DC input to high for data transmission */
36 /* */
37 /********************************************************************/
38 void r2d_int_set_DC_high(void)
39 {
40 * (volatile UINT16 *) GPIO_OUT |= 0x02; //gpio(1) ->1
41 }
42
43
44 static void r2d_int_lcd_transmit_cmd(UINT8 cmd)
45 {
46 r2d_int_set_DC_low();
47 * (volatile UINT16 *) TDR = cmd <<8;
48 * (volatile UINT16 *) CSR |= NB_BITS_WR_8 + CS_CMD + START ; // transmit command data
49 while (((* (volatile UINT16 *) CSR) & CSRB) != 0 ); // wait for end of WRITE
50 * (volatile UINT16 *) CSR &= ~CS_CMD; // clears Chip Select
51 }
52
53 static BOOLEAN r2d_int_lcd_polling(void)
54 {
55 if (((* (volatile UINT16 *) CSR) & CSRB) == 0 )
56 {
57 * (volatile UINT16 *) CSR &= ~CS_CMD; // clears Chip Select
58 return(TRUE);
59 }
60 else
61 return(FALSE);
62 }
63
64
65
66 #endif
67
68 void r2d_lcd_power_on(void)
69 {
70 }
71
72 void r2d_lcd_power_off(void)
73 {
74 }
75
76
77 void r2d_refresh(void)
78 {
79 UINT16 i,j;
80
81 UINT32 v;
82
83 UINT32 *buffer_end,*buffer_write;
84 UINT32 *p,*writing;
85 INT32 *buffer_read;
86 UINT16 byte;
87
88 #if (R2D_BENCHMARKING == R2D_ON)
89
90 UINT32 time,k;
91
92 if (!r2d_g_tick)
93 {
94 time=rvf_get_tick_count();
95
96 }
97
98
99 for(k=0;k<R2D_REFRESH_LOOP;k++)
100 {
101 #endif
102 #ifndef _WINDOWS
103 r2d_int_lcd_transmit_cmd(x_position[0]);// set X to 0
104 r2d_int_lcd_transmit_cmd(y_position[0]);// set Y to 0
105 #else
106 lcd_transmit_cmd(x_position[0]);// set X to 0
107 lcd_transmit_cmd(y_position[0]);// set Y to 0
108 #endif
109 //rvf_send_trace("R2D REFRESH",strlen("R2D REFRESH"), NULL_PARAM,
110 // RV_TRACE_LEVEL_DEBUG_HIGH, TRACE_XXX );
111
112 p=r2d_g_framebuffer->p_memory_words;
113
114 // First word out of refresh buffer
115 buffer_end=r2d_p_refresh_buffer+(R2D_HEIGHT>>3)*R2D_WIDTH;
116 buffer_read=(INT32*)r2d_p_refresh_buffer;
117 buffer_write=r2d_p_refresh_buffer;
118 writing=buffer_write-R2D_WIDTH;
119
120
121 i=0;
122 while(i<R2D_WIDTH)
123 {
124 j=0;
125 while(j<R2D_MWHEIGHT)
126 {
127 // If can read a new word from framebuffer
128 // and write it to refresh buffer
129 //if (r2d_p_refresh_state[i]+4<=R2D_MWHEIGHT*4)
130 {
131 //r2d_p_refresh_state[i]+=4;
132 v=*p++;
133 j++;
134
135 writing+=R2D_WIDTH;
136 *writing = (v & 0xFF) | 0x80000000;
137
138 v=v>>8;
139 writing+=R2D_WIDTH;
140 *writing = (v & 0xFF) | 0x80000000;
141
142 v=v>>8;
143 writing+=R2D_WIDTH;
144 *writing = (v & 0xFF) | 0x80000000;
145
146 v=v>>8;
147 writing+=R2D_WIDTH;
148 *writing = (v & 0xFF) | 0x80000000;
149
150
151
152
153 }
154
155 #ifndef _WINDOWS
156 if ((r2d_int_lcd_polling()) && (buffer_read != (INT32*)buffer_end))
157 #else
158 // If polling finished
159 if ((lcd_polling()) && (buffer_read != (INT32*)buffer_end))
160 #endif
161 {
162 // If new data is available
163 // to be sent to LCD
164 if (*buffer_read<0)
165 {
166 #ifndef _WINDOWS
167 * (volatile UINT16 *) GPIO_OUT |= 0x02; //gpio(1) ->1
168 * (volatile UINT16 *) TDR = *buffer_read <<8;
169 * (volatile UINT16 *) CSR |= NB_BITS_WR_8 + CS_CMD + START ; // transmit data
170 #else
171 lcd_transmit_data(*buffer_read);
172 #endif
173
174 *buffer_read++=0;
175
176 }
177 }
178
179
180
181 }
182 i++;
183 writing=(++buffer_write) - R2D_WIDTH;;
184 }
185 // Finish sending datas to LCD
186 while(buffer_read!=(INT32*)buffer_end)
187 {
188 #ifndef _WINDOWS
189 if (r2d_int_lcd_polling())
190 #else
191 if (lcd_polling())
192 #endif
193 {
194 // If new data is available
195 // to be sent to LCD
196 if (*buffer_read<0)
197 {
198
199 #ifndef _WINDOWS
200 * (volatile UINT16 *) GPIO_OUT |= 0x02; //gpio(1) ->1
201 * (volatile UINT16 *) TDR = *buffer_read <<8;
202 * (volatile UINT16 *) CSR |= NB_BITS_WR_8 + CS_CMD + START ; // transmit data
203 #else
204 lcd_transmit_data(*buffer_read);
205 #endif
206 *buffer_read++=0;
207
208
209 }
210 }
211 }
212
213 #if (R2D_BENCHMARKING == R2D_ON)
214 } // End benchmarking
215 #endif
216
217 r2d_reinit_update_region();
218
219 #ifdef _WINDOWS
220 lcd_refresh();
221 #endif
222
223 #if (R2D_BENCHMARKING == R2D_ON)
224 if (r2d_g_tick==0)
225 {
226 time=rvf_get_tick_count()-time;
227 r2d_g_tick=1;
228 rvf_send_trace("R2D : Nb refreshs",17,R2D_REFRESH_LOOP,
229 RV_TRACE_LEVEL_ERROR, TRACE_R2D );
230 rvf_send_trace("R2D : Ms=",9,time*10,
231 RV_TRACE_LEVEL_ERROR, TRACE_R2D );
232 }
233 #endif
234 }
235
236
237