diff options
Diffstat (limited to 'firmware/target/arm/iriver/h10/lcd-h10.c')
-rw-r--r-- | firmware/target/arm/iriver/h10/lcd-h10.c | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/firmware/target/arm/iriver/h10/lcd-h10.c b/firmware/target/arm/iriver/h10/lcd-h10.c new file mode 100644 index 0000000000..c2fa05b05c --- /dev/null +++ b/firmware/target/arm/iriver/h10/lcd-h10.c | |||
@@ -0,0 +1,351 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2006 by Barry Wardell | ||
11 | * | ||
12 | * All files in this archive are subject to the GNU General Public License. | ||
13 | * See the file COPYING in the source tree root for full license agreement. | ||
14 | * | ||
15 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
16 | * KIND, either express or implied. | ||
17 | * | ||
18 | ****************************************************************************/ | ||
19 | |||
20 | /* The H10 display possibly identical to that of the X5, so that code was used here | ||
21 | but left #if 0'ed out for the moment */ | ||
22 | |||
23 | #include "config.h" | ||
24 | |||
25 | #include "cpu.h" | ||
26 | #include "lcd.h" | ||
27 | #include "kernel.h" | ||
28 | #include "thread.h" | ||
29 | #include <string.h> | ||
30 | #include <stdlib.h> | ||
31 | #include "file.h" | ||
32 | #include "debug.h" | ||
33 | #include "system.h" | ||
34 | #include "font.h" | ||
35 | #include "bidi.h" | ||
36 | |||
37 | static bool display_on=false; /* is the display turned on? */ | ||
38 | |||
39 | #define LCD_CMD *(volatile unsigned short *)0xf0008000 | ||
40 | #define LCD_DATA *(volatile unsigned short *)0xf0008002 | ||
41 | |||
42 | /* register defines for the Renesas HD66773R */ | ||
43 | #define R_HORIZ_RAM_ADDR_POS 0x16 | ||
44 | #define R_VERT_RAM_ADDR_POS 0x17 | ||
45 | #define R_RAM_ADDR_SET 0x21 | ||
46 | #define R_WRITE_DATA_2_GRAM 0x22 | ||
47 | |||
48 | /***************************************************** | ||
49 | The table below was generated by the following script: | ||
50 | |||
51 | #!/usr/bin/perl | ||
52 | |||
53 | # high byte table | ||
54 | print "short high8to9[] = {\n"; | ||
55 | $str = " "; | ||
56 | for my $m (0 .. 255) { | ||
57 | # RRRRRGGG => RRRRR0GGG | ||
58 | my $v = (($m & 0xF8) << 1) | ($m & 0x07); | ||
59 | if(length($str) > 75) { | ||
60 | print "$str\n"; | ||
61 | $str=" "; | ||
62 | } | ||
63 | $str .= sprintf("0x%03x, ", $v); | ||
64 | } | ||
65 | print "$str\n};\n"; | ||
66 | |||
67 | *****************************************************/ | ||
68 | |||
69 | /* Lookup table for 16->18bit conversion, high byte. The low byte is just | ||
70 | shifted. */ | ||
71 | const short high8to9[] ICONST_ATTR = { | ||
72 | 0x000, 0x001, 0x002, 0x003, 0x004, 0x005, 0x006, 0x007, 0x010, 0x011, 0x012, | ||
73 | 0x013, 0x014, 0x015, 0x016, 0x017, 0x020, 0x021, 0x022, 0x023, 0x024, 0x025, | ||
74 | 0x026, 0x027, 0x030, 0x031, 0x032, 0x033, 0x034, 0x035, 0x036, 0x037, 0x040, | ||
75 | 0x041, 0x042, 0x043, 0x044, 0x045, 0x046, 0x047, 0x050, 0x051, 0x052, 0x053, | ||
76 | 0x054, 0x055, 0x056, 0x057, 0x060, 0x061, 0x062, 0x063, 0x064, 0x065, 0x066, | ||
77 | 0x067, 0x070, 0x071, 0x072, 0x073, 0x074, 0x075, 0x076, 0x077, 0x080, 0x081, | ||
78 | 0x082, 0x083, 0x084, 0x085, 0x086, 0x087, 0x090, 0x091, 0x092, 0x093, 0x094, | ||
79 | 0x095, 0x096, 0x097, 0x0a0, 0x0a1, 0x0a2, 0x0a3, 0x0a4, 0x0a5, 0x0a6, 0x0a7, | ||
80 | 0x0b0, 0x0b1, 0x0b2, 0x0b3, 0x0b4, 0x0b5, 0x0b6, 0x0b7, 0x0c0, 0x0c1, 0x0c2, | ||
81 | 0x0c3, 0x0c4, 0x0c5, 0x0c6, 0x0c7, 0x0d0, 0x0d1, 0x0d2, 0x0d3, 0x0d4, 0x0d5, | ||
82 | 0x0d6, 0x0d7, 0x0e0, 0x0e1, 0x0e2, 0x0e3, 0x0e4, 0x0e5, 0x0e6, 0x0e7, 0x0f0, | ||
83 | 0x0f1, 0x0f2, 0x0f3, 0x0f4, 0x0f5, 0x0f6, 0x0f7, 0x100, 0x101, 0x102, 0x103, | ||
84 | 0x104, 0x105, 0x106, 0x107, 0x110, 0x111, 0x112, 0x113, 0x114, 0x115, 0x116, | ||
85 | 0x117, 0x120, 0x121, 0x122, 0x123, 0x124, 0x125, 0x126, 0x127, 0x130, 0x131, | ||
86 | 0x132, 0x133, 0x134, 0x135, 0x136, 0x137, 0x140, 0x141, 0x142, 0x143, 0x144, | ||
87 | 0x145, 0x146, 0x147, 0x150, 0x151, 0x152, 0x153, 0x154, 0x155, 0x156, 0x157, | ||
88 | 0x160, 0x161, 0x162, 0x163, 0x164, 0x165, 0x166, 0x167, 0x170, 0x171, 0x172, | ||
89 | 0x173, 0x174, 0x175, 0x176, 0x177, 0x180, 0x181, 0x182, 0x183, 0x184, 0x185, | ||
90 | 0x186, 0x187, 0x190, 0x191, 0x192, 0x193, 0x194, 0x195, 0x196, 0x197, 0x1a0, | ||
91 | 0x1a1, 0x1a2, 0x1a3, 0x1a4, 0x1a5, 0x1a6, 0x1a7, 0x1b0, 0x1b1, 0x1b2, 0x1b3, | ||
92 | 0x1b4, 0x1b5, 0x1b6, 0x1b7, 0x1c0, 0x1c1, 0x1c2, 0x1c3, 0x1c4, 0x1c5, 0x1c6, | ||
93 | 0x1c7, 0x1d0, 0x1d1, 0x1d2, 0x1d3, 0x1d4, 0x1d5, 0x1d6, 0x1d7, 0x1e0, 0x1e1, | ||
94 | 0x1e2, 0x1e3, 0x1e4, 0x1e5, 0x1e6, 0x1e7, 0x1f0, 0x1f1, 0x1f2, 0x1f3, 0x1f4, | ||
95 | 0x1f5, 0x1f6, 0x1f7, | ||
96 | }; | ||
97 | |||
98 | /* called very frequently - inline! */ | ||
99 | inline void lcd_write_reg(int reg, int val) | ||
100 | { | ||
101 | #if 0 | ||
102 | LCD_CMD = (reg >> 8) << 1; | ||
103 | LCD_CMD = (reg & 0xff) << 1; | ||
104 | LCD_DATA = (val >> 8) << 1; | ||
105 | LCD_DATA = (val & 0xff) << 1; | ||
106 | #endif | ||
107 | (void)reg; | ||
108 | (void)val; | ||
109 | } | ||
110 | |||
111 | /* called very frequently - inline! */ | ||
112 | inline void lcd_begin_write_gram(void) | ||
113 | { | ||
114 | #if 0 | ||
115 | LCD_CMD = (R_WRITE_DATA_2_GRAM >> 8) << 1; | ||
116 | LCD_CMD = (R_WRITE_DATA_2_GRAM & 0xff) << 1; | ||
117 | #endif | ||
118 | } | ||
119 | |||
120 | /* called very frequently - inline! */ | ||
121 | inline void lcd_write_data(const unsigned short* p_bytes, int count) ICODE_ATTR; | ||
122 | inline void lcd_write_data(const unsigned short* p_bytes, int count) | ||
123 | { | ||
124 | #if 0 | ||
125 | unsigned int tmp; | ||
126 | unsigned int *ptr = (unsigned int *)p_bytes; | ||
127 | bool extra; | ||
128 | |||
129 | /* if there's on odd number of pixels, remmber this and output the | ||
130 | trailing pixel after the loop */ | ||
131 | extra = (count&1)?true:false; | ||
132 | |||
133 | count >>= 1; | ||
134 | while(count--) { | ||
135 | tmp = *ptr++; | ||
136 | LCD_DATA = high8to9[tmp >> 24]; | ||
137 | LCD_DATA = tmp>>15; | ||
138 | LCD_DATA = high8to9[(tmp >> 8)&255]; | ||
139 | LCD_DATA = tmp<<1; | ||
140 | } | ||
141 | if(extra) { | ||
142 | /* the final "spare" pixel */ | ||
143 | unsigned short read = *(unsigned short *)ptr; | ||
144 | LCD_DATA = high8to9[read >> 8]; | ||
145 | LCD_DATA = read<<1; | ||
146 | } | ||
147 | #endif | ||
148 | (void)p_bytes; | ||
149 | (void)count; | ||
150 | } | ||
151 | |||
152 | /*** hardware configuration ***/ | ||
153 | |||
154 | int lcd_default_contrast(void) | ||
155 | { | ||
156 | return 16; | ||
157 | } | ||
158 | |||
159 | void lcd_set_contrast(int val) | ||
160 | { | ||
161 | #if 0 | ||
162 | if (val >= 15) // val must'nt be 15 or 31 | ||
163 | ++val; | ||
164 | if (val > 30) | ||
165 | return; | ||
166 | |||
167 | lcd_write_reg(0x0e, 0x201e + (val << 8)); | ||
168 | #endif | ||
169 | (void)val; | ||
170 | } | ||
171 | |||
172 | void lcd_set_invert_display(bool yesno) | ||
173 | { | ||
174 | (void)yesno; | ||
175 | } | ||
176 | |||
177 | /* turn the display upside down (call lcd_update() afterwards) */ | ||
178 | void lcd_set_flip(bool yesno) | ||
179 | { | ||
180 | (void)yesno; | ||
181 | } | ||
182 | |||
183 | /* Rolls up the lcd display by the specified amount of lines. | ||
184 | * Lines that are rolled out over the top of the screen are | ||
185 | * rolled in from the bottom again. This is a hardware | ||
186 | * remapping only and all operations on the lcd are affected. | ||
187 | * -> | ||
188 | * @param int lines - The number of lines that are rolled. | ||
189 | * The value must be 0 <= pixels < LCD_HEIGHT. */ | ||
190 | void lcd_roll(int lines) | ||
191 | { | ||
192 | (void)lines; | ||
193 | } | ||
194 | |||
195 | /* LCD init | ||
196 | * These settings are taken from the original X5 firmware | ||
197 | */ | ||
198 | void lcd_init_device(void) | ||
199 | { | ||
200 | #if 0 | ||
201 | display_on=true; | ||
202 | |||
203 | /* LCD Reset */ | ||
204 | and_l(~0x00000010, &GPIO1_OUT); | ||
205 | or_l(0x00000010, &GPIO1_ENABLE); | ||
206 | or_l(0x00000010, &GPIO1_FUNCTION); | ||
207 | sleep(HZ/100); | ||
208 | or_l(0x00000010, &GPIO1_OUT); | ||
209 | |||
210 | sleep(HZ/100); | ||
211 | |||
212 | lcd_write_reg(0, 0x0001); | ||
213 | |||
214 | sleep(HZ/50); | ||
215 | |||
216 | lcd_write_reg(0x0d, 0x0401); | ||
217 | lcd_write_reg(0x0e, 0x321e); | ||
218 | lcd_write_reg(0x01, 0x0313); | ||
219 | lcd_write_reg(0x02, 0x0700); | ||
220 | lcd_write_reg(0x05, 0x9038); | ||
221 | lcd_write_reg(0x06, 0x0000); | ||
222 | lcd_write_reg(0x0b, 0x4000); | ||
223 | |||
224 | sleep(HZ/100); | ||
225 | |||
226 | lcd_write_reg(0x21,0x0000); | ||
227 | lcd_write_reg(0x30,0x0003); | ||
228 | lcd_write_reg(0x31,0x0400); | ||
229 | lcd_write_reg(0x32,0x0407); | ||
230 | lcd_write_reg(0x33,0x0305); | ||
231 | lcd_write_reg(0x34,0x0003); | ||
232 | lcd_write_reg(0x35,0x0704); | ||
233 | lcd_write_reg(0x36,0x0407); | ||
234 | lcd_write_reg(0x37,0x0503); | ||
235 | lcd_write_reg(0x0f,0x0002); | ||
236 | lcd_write_reg(0x11,0x0000); | ||
237 | lcd_write_reg(0x14,0x9f00); | ||
238 | lcd_write_reg(0x15,0x5c00); | ||
239 | lcd_write_reg(0x16,0x7f00); | ||
240 | lcd_write_reg(0x17,0x9f00); | ||
241 | lcd_write_reg(0x3a,0x1409); | ||
242 | lcd_write_reg(0x3b,0x0602); | ||
243 | |||
244 | lcd_write_reg(0x0c,0x0001); | ||
245 | |||
246 | sleep(HZ/25); | ||
247 | |||
248 | lcd_write_reg(0x03,0x002c); | ||
249 | lcd_write_reg(0x04,0x8000); | ||
250 | |||
251 | sleep(HZ/25); | ||
252 | |||
253 | lcd_write_reg(0x0e,0x3318); | ||
254 | |||
255 | sleep(HZ/25); | ||
256 | |||
257 | lcd_write_reg(0x0d,0x0411); | ||
258 | |||
259 | sleep(HZ/100); | ||
260 | |||
261 | lcd_write_reg(0x07,0x0006); | ||
262 | lcd_write_reg(0x07,0x036); | ||
263 | lcd_write_reg(0x07,0x037); | ||
264 | lcd_write_reg(0x07,0x0037); | ||
265 | return; | ||
266 | #endif | ||
267 | } | ||
268 | |||
269 | void lcd_enable(bool on) | ||
270 | { | ||
271 | #if 0 | ||
272 | display_on = on; | ||
273 | #endif | ||
274 | (void)on; | ||
275 | } | ||
276 | |||
277 | /*** update functions ***/ | ||
278 | |||
279 | /* Performance function that works with an external buffer | ||
280 | note that by and bheight are in 8-pixel units! */ | ||
281 | void lcd_blit(const fb_data* data, int x, int by, int width, | ||
282 | int bheight, int stride) | ||
283 | { | ||
284 | /* TODO: Implement lcd_blit() */ | ||
285 | (void)data; | ||
286 | (void)x; | ||
287 | (void)by; | ||
288 | (void)width; | ||
289 | (void)bheight; | ||
290 | (void)stride; | ||
291 | /*if(display_on)*/ | ||
292 | } | ||
293 | |||
294 | |||
295 | /* Update the display. | ||
296 | This must be called after all other LCD functions that change the display. */ | ||
297 | void lcd_update(void) ICODE_ATTR; | ||
298 | void lcd_update(void) | ||
299 | { | ||
300 | #if 0 | ||
301 | if(display_on){ | ||
302 | |||
303 | /* Copy display bitmap to hardware */ | ||
304 | lcd_write_reg(R_RAM_ADDR_SET, 0x0000); | ||
305 | lcd_begin_write_gram(); | ||
306 | lcd_write_data((unsigned short *)lcd_framebuffer, LCD_WIDTH*LCD_HEIGHT); | ||
307 | } | ||
308 | #endif | ||
309 | } | ||
310 | |||
311 | /* Update a fraction of the display. */ | ||
312 | void lcd_update_rect(int, int, int, int) ICODE_ATTR; | ||
313 | void lcd_update_rect(int x, int y, int width, int height) | ||
314 | { | ||
315 | #if 0 | ||
316 | if(display_on) { | ||
317 | int ymax = y + height; | ||
318 | |||
319 | if(x + width > LCD_WIDTH) | ||
320 | width = LCD_WIDTH - x; | ||
321 | if (width <= 0) | ||
322 | return; /* nothing left to do, 0 is harmful to lcd_write_data() */ | ||
323 | if(ymax >= LCD_HEIGHT) | ||
324 | ymax = LCD_HEIGHT-1; | ||
325 | |||
326 | /* set update window */ | ||
327 | |||
328 | /* horiz ram addr */ | ||
329 | lcd_write_reg(R_HORIZ_RAM_ADDR_POS, (ymax<<8) | y); | ||
330 | |||
331 | /* vert ram addr */ | ||
332 | lcd_write_reg(R_VERT_RAM_ADDR_POS,((x+width-1)<<8) | x); | ||
333 | lcd_write_reg(R_RAM_ADDR_SET, (x<<8) | y); | ||
334 | lcd_begin_write_gram(); | ||
335 | |||
336 | /* Copy specified rectangle bitmap to hardware */ | ||
337 | for (; y <= ymax; y++) | ||
338 | { | ||
339 | lcd_write_data ((unsigned short *)&lcd_framebuffer[y][x], width); | ||
340 | } | ||
341 | |||
342 | /* reset update window */ | ||
343 | lcd_write_reg(R_HORIZ_RAM_ADDR_POS, 0x7f00); | ||
344 | lcd_write_reg(R_VERT_RAM_ADDR_POS, 0x9f00); | ||
345 | } | ||
346 | #endif | ||
347 | (void)x; | ||
348 | (void)y; | ||
349 | (void)width; | ||
350 | (void)height; | ||
351 | } | ||