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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Ondrej Palkovsky |
2 | * Copyright (c) 2006 Ondrej Palkovsky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @defgroup egafb EGA framebuffer |
29 | /** @defgroup egafb EGA framebuffer |
30 | * @brief HelenOS EGA framebuffer. |
30 | * @brief HelenOS EGA framebuffer. |
31 | * @ingroup fbs |
31 | * @ingroup fbs |
32 | * @{ |
32 | * @{ |
33 | */ |
33 | */ |
34 | /** @file |
34 | /** @file |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <stdlib.h> |
37 | #include <stdlib.h> |
38 | #include <unistd.h> |
38 | #include <unistd.h> |
39 | #include <align.h> |
39 | #include <align.h> |
40 | #include <async.h> |
40 | #include <async.h> |
41 | #include <ipc/ipc.h> |
41 | #include <ipc/ipc.h> |
42 | #include <errno.h> |
42 | #include <errno.h> |
43 | #include <stdio.h> |
43 | #include <stdio.h> |
44 | #include <ddi.h> |
44 | #include <ddi.h> |
45 | #include <sysinfo.h> |
45 | #include <sysinfo.h> |
46 | #include <as.h> |
46 | #include <as.h> |
47 | #include <ipc/fb.h> |
47 | #include <ipc/fb.h> |
48 | #include <ipc/ipc.h> |
48 | #include <ipc/ipc.h> |
49 | #include <ipc/ns.h> |
49 | #include <ipc/ns.h> |
50 | #include <ipc/services.h> |
50 | #include <ipc/services.h> |
51 | #include <libarch/ddi.h> |
51 | #include <libarch/ddi.h> |
- | 52 | #include <console/style.h> |
|
- | 53 | #include <console/color.h> |
|
- | 54 | #include <sys/types.h> |
|
52 | 55 | ||
53 | #include "ega.h" |
56 | #include "ega.h" |
54 | #include "../console/screenbuffer.h" |
57 | #include "../console/screenbuffer.h" |
55 | #include "main.h" |
58 | #include "main.h" |
56 | 59 | ||
57 | #define MAX_SAVED_SCREENS 256 |
60 | #define MAX_SAVED_SCREENS 256 |
58 | typedef struct saved_screen { |
61 | typedef struct saved_screen { |
59 | short *data; |
62 | short *data; |
60 | } saved_screen; |
63 | } saved_screen; |
61 | 64 | ||
62 | saved_screen saved_screens[MAX_SAVED_SCREENS]; |
65 | saved_screen saved_screens[MAX_SAVED_SCREENS]; |
63 | 66 | ||
64 | #define EGA_IO_ADDRESS 0x3d4 |
67 | #define EGA_IO_BASE ((ioport8_t *) 0x3d4) |
65 | #define EGA_IO_SIZE 2 |
68 | #define EGA_IO_SIZE 2 |
66 | 69 | ||
67 | #define NORMAL_COLOR 0x0f |
70 | int ega_normal_color = 0x0f; |
68 | #define INVERTED_COLOR 0xf0 |
71 | int ega_inverted_color = 0xf0; |
69 | 72 | ||
70 | #define EGA_STYLE(fg,bg) ((fg) > (bg) ? NORMAL_COLOR : INVERTED_COLOR) |
73 | #define NORMAL_COLOR ega_normal_color |
- | 74 | #define INVERTED_COLOR ega_inverted_color |
|
71 | 75 | ||
72 | /* Allow only 1 connection */ |
76 | /* Allow only 1 connection */ |
73 | static int client_connected = 0; |
77 | static int client_connected = 0; |
74 | 78 | ||
75 | static unsigned int scr_width; |
79 | static unsigned int scr_width; |
76 | static unsigned int scr_height; |
80 | static unsigned int scr_height; |
77 | static char *scr_addr; |
81 | static char *scr_addr; |
78 | 82 | ||
79 | static unsigned int style = NORMAL_COLOR; |
83 | static unsigned int style; |
- | 84 | ||
- | 85 | static unsigned attr_to_ega_style(const attrs_t *a); |
|
80 | 86 | ||
81 | static void clrscr(void) |
87 | static void clrscr(void) |
82 | { |
88 | { |
83 | int i; |
89 | int i; |
84 | 90 | ||
85 | for (i = 0; i < scr_width * scr_height; i++) { |
91 | for (i = 0; i < scr_width * scr_height; i++) { |
86 | scr_addr[i * 2] = ' '; |
92 | scr_addr[i * 2] = ' '; |
87 | scr_addr[i * 2 + 1] = style; |
93 | scr_addr[i * 2 + 1] = style; |
88 | } |
94 | } |
89 | } |
95 | } |
90 | 96 | ||
91 | static void cursor_goto(unsigned int row, unsigned int col) |
97 | static void cursor_goto(unsigned int row, unsigned int col) |
92 | { |
98 | { |
93 | int ega_cursor; |
99 | int ega_cursor; |
94 | 100 | ||
95 | ega_cursor = col + scr_width * row; |
101 | ega_cursor = col + scr_width * row; |
96 | 102 | ||
97 | outb(EGA_IO_ADDRESS, 0xe); |
103 | pio_write_8(EGA_IO_BASE, 0xe); |
98 | outb(EGA_IO_ADDRESS + 1, (ega_cursor >> 8) & 0xff); |
104 | pio_write_8(EGA_IO_BASE + 1, (ega_cursor >> 8) & 0xff); |
99 | outb(EGA_IO_ADDRESS, 0xf); |
105 | pio_write_8(EGA_IO_BASE, 0xf); |
100 | outb(EGA_IO_ADDRESS + 1, ega_cursor & 0xff); |
106 | pio_write_8(EGA_IO_BASE + 1, ega_cursor & 0xff); |
101 | } |
107 | } |
102 | 108 | ||
103 | static void cursor_disable(void) |
109 | static void cursor_disable(void) |
104 | { |
110 | { |
105 | uint8_t stat; |
111 | uint8_t stat; |
106 | 112 | ||
107 | outb(EGA_IO_ADDRESS, 0xa); |
113 | pio_write_8(EGA_IO_BASE, 0xa); |
108 | stat=inb(EGA_IO_ADDRESS + 1); |
114 | stat = pio_read_8(EGA_IO_BASE + 1); |
109 | outb(EGA_IO_ADDRESS, 0xa); |
115 | pio_write_8(EGA_IO_BASE, 0xa); |
110 | outb(EGA_IO_ADDRESS + 1, stat | (1 << 5)); |
116 | pio_write_8(EGA_IO_BASE + 1, stat | (1 << 5)); |
111 | } |
117 | } |
112 | 118 | ||
113 | static void cursor_enable(void) |
119 | static void cursor_enable(void) |
114 | { |
120 | { |
115 | uint8_t stat; |
121 | uint8_t stat; |
116 | 122 | ||
117 | outb(EGA_IO_ADDRESS, 0xa); |
123 | pio_write_8(EGA_IO_BASE, 0xa); |
118 | stat=inb(EGA_IO_ADDRESS + 1); |
124 | stat = pio_read_8(EGA_IO_BASE + 1); |
119 | outb(EGA_IO_ADDRESS, 0xa); |
125 | pio_write_8(EGA_IO_BASE, 0xa); |
120 | outb(EGA_IO_ADDRESS + 1, stat & (~(1 << 5))); |
126 | pio_write_8(EGA_IO_BASE + 1, stat & (~(1 << 5))); |
121 | } |
127 | } |
122 | 128 | ||
123 | static void scroll(int rows) |
129 | static void scroll(int rows) |
124 | { |
130 | { |
125 | int i; |
131 | int i; |
126 | if (rows > 0) { |
132 | if (rows > 0) { |
127 | memcpy(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
133 | memmove(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
128 | scr_width * scr_height * 2 - rows * scr_width * 2); |
134 | scr_width * scr_height * 2 - rows * scr_width * 2); |
129 | for (i = 0; i < rows * scr_width; i++) |
135 | for (i = 0; i < rows * scr_width; i++) |
130 | (((short *) scr_addr) + scr_width * scr_height - rows * |
136 | (((short *) scr_addr) + scr_width * scr_height - rows * |
131 | scr_width)[i] = ((style << 8) + ' '); |
137 | scr_width)[i] = ((style << 8) + ' '); |
132 | } else if (rows < 0) { |
138 | } else if (rows < 0) { |
133 | memcpy(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
139 | memmove(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
134 | scr_width * scr_height * 2 + rows * scr_width * 2); |
140 | scr_width * scr_height * 2 + rows * scr_width * 2); |
135 | for (i = 0; i < -rows * scr_width; i++) |
141 | for (i = 0; i < -rows * scr_width; i++) |
136 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
142 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
137 | } |
143 | } |
138 | } |
144 | } |
139 | 145 | ||
140 | static void printchar(char c, unsigned int row, unsigned int col) |
146 | static void printchar(char c, unsigned int row, unsigned int col) |
141 | { |
147 | { |
142 | scr_addr[(row * scr_width + col) * 2] = c; |
148 | scr_addr[(row * scr_width + col) * 2] = c; |
143 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
149 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
144 | 150 | ||
145 | cursor_goto(row, col + 1); |
151 | cursor_goto(row, col + 1); |
146 | } |
152 | } |
147 | 153 | ||
148 | static void draw_text_data(keyfield_t *data) |
154 | static void draw_text_data(keyfield_t *data) |
149 | { |
155 | { |
150 | int i; |
156 | int i; |
151 | 157 | ||
152 | for (i = 0; i < scr_width * scr_height; i++) { |
158 | for (i = 0; i < scr_width * scr_height; i++) { |
153 | scr_addr[i * 2] = data[i].character; |
159 | scr_addr[i * 2] = data[i].character; |
154 | scr_addr[i * 2 + 1] = EGA_STYLE(data[i].style.fg_color, |
160 | scr_addr[i * 2 + 1] = attr_to_ega_style(&data[i].attrs); |
155 | data[i].style.bg_color); |
- | |
156 | } |
161 | } |
157 | } |
162 | } |
158 | 163 | ||
159 | static int save_screen(void) |
164 | static int save_screen(void) |
160 | { |
165 | { |
161 | int i; |
166 | int i; |
162 | 167 | ||
163 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
168 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
164 | ; |
169 | ; |
165 | if (i == MAX_SAVED_SCREENS) |
170 | if (i == MAX_SAVED_SCREENS) |
166 | return EINVAL; |
171 | return EINVAL; |
167 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
172 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
168 | return ENOMEM; |
173 | return ENOMEM; |
169 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
174 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
170 | 175 | ||
171 | return i; |
176 | return i; |
172 | } |
177 | } |
173 | 178 | ||
174 | static int print_screen(int i) |
179 | static int print_screen(int i) |
175 | { |
180 | { |
176 | if (saved_screens[i].data) |
181 | if (saved_screens[i].data) |
177 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
182 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
178 | scr_height); |
183 | scr_height); |
179 | else |
184 | else |
180 | return EINVAL; |
185 | return EINVAL; |
181 | return i; |
186 | return i; |
182 | } |
187 | } |
183 | 188 | ||
- | 189 | static int style_to_ega_style(int style) |
|
- | 190 | { |
|
- | 191 | unsigned int ega_style; |
|
- | 192 | ||
- | 193 | switch (style) { |
|
- | 194 | case STYLE_NORMAL: |
|
- | 195 | ega_style = INVERTED_COLOR; |
|
- | 196 | break; |
|
- | 197 | case STYLE_EMPHASIS: |
|
- | 198 | ega_style = INVERTED_COLOR | 4; |
|
- | 199 | break; |
|
- | 200 | default: |
|
- | 201 | return INVERTED_COLOR; |
|
- | 202 | } |
|
- | 203 | ||
- | 204 | return ega_style; |
|
- | 205 | } |
|
- | 206 | ||
- | 207 | static unsigned int color_to_ega_style(int fg_color, int bg_color, int attr) |
|
- | 208 | { |
|
- | 209 | unsigned int style; |
|
- | 210 | ||
- | 211 | style = (fg_color & 7) | ((bg_color & 7) << 4); |
|
- | 212 | if (attr & CATTR_BRIGHT) |
|
- | 213 | style = style | 0x08; |
|
- | 214 | ||
- | 215 | return style; |
|
- | 216 | } |
|
- | 217 | ||
- | 218 | static unsigned int rgb_to_ega_style(uint32_t fg, uint32_t bg) |
|
- | 219 | { |
|
- | 220 | return (fg > bg) ? NORMAL_COLOR : INVERTED_COLOR; |
|
- | 221 | } |
|
- | 222 | ||
- | 223 | static unsigned attr_to_ega_style(const attrs_t *a) |
|
- | 224 | { |
|
- | 225 | switch (a->t) { |
|
- | 226 | case at_style: return style_to_ega_style(a->a.s.style); |
|
- | 227 | case at_rgb: return rgb_to_ega_style(a->a.r.fg_color, a->a.r.bg_color); |
|
- | 228 | case at_idx: return color_to_ega_style(a->a.i.fg_color, |
|
- | 229 | a->a.i.bg_color, a->a.i.flags); |
|
- | 230 | default: return INVERTED_COLOR; |
|
- | 231 | } |
|
- | 232 | } |
|
184 | 233 | ||
185 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
234 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
186 | { |
235 | { |
187 | int retval; |
236 | int retval; |
188 | ipc_callid_t callid; |
237 | ipc_callid_t callid; |
189 | ipc_call_t call; |
238 | ipc_call_t call; |
190 | char c; |
239 | char c; |
191 | unsigned int row, col; |
240 | unsigned int row, col; |
192 | int bgcolor,fgcolor; |
241 | int bg_color, fg_color, attr; |
- | 242 | uint32_t bg_rgb, fg_rgb; |
|
193 | keyfield_t *interbuf = NULL; |
243 | keyfield_t *interbuf = NULL; |
194 | size_t intersize = 0; |
244 | size_t intersize = 0; |
195 | int i; |
245 | int i; |
196 | 246 | ||
197 | if (client_connected) { |
247 | if (client_connected) { |
198 | ipc_answer_0(iid, ELIMIT); |
248 | ipc_answer_0(iid, ELIMIT); |
199 | return; |
249 | return; |
200 | } |
250 | } |
201 | client_connected = 1; |
251 | client_connected = 1; |
202 | ipc_answer_0(iid, EOK); /* Accept connection */ |
252 | ipc_answer_0(iid, EOK); /* Accept connection */ |
203 | 253 | ||
204 | while (1) { |
254 | while (1) { |
205 | callid = async_get_call(&call); |
255 | callid = async_get_call(&call); |
206 | switch (IPC_GET_METHOD(call)) { |
256 | switch (IPC_GET_METHOD(call)) { |
207 | case IPC_M_PHONE_HUNGUP: |
257 | case IPC_M_PHONE_HUNGUP: |
208 | client_connected = 0; |
258 | client_connected = 0; |
209 | ipc_answer_0(callid, EOK); |
259 | ipc_answer_0(callid, EOK); |
210 | return; /* Exit thread */ |
260 | return; /* Exit thread */ |
211 | case IPC_M_SHARE_OUT: |
261 | case IPC_M_SHARE_OUT: |
212 | /* We accept one area for data interchange */ |
262 | /* We accept one area for data interchange */ |
213 | intersize = IPC_GET_ARG2(call); |
263 | intersize = IPC_GET_ARG2(call); |
214 | if (intersize >= scr_width * scr_height * |
264 | if (intersize >= scr_width * scr_height * |
215 | sizeof(*interbuf)) { |
265 | sizeof(*interbuf)) { |
216 | receive_comm_area(callid, &call, |
266 | receive_comm_area(callid, &call, |
217 | (void *) &interbuf); |
267 | (void *) &interbuf); |
218 | continue; |
268 | continue; |
219 | } |
269 | } |
220 | retval = EINVAL; |
270 | retval = EINVAL; |
221 | break; |
271 | break; |
222 | case FB_DRAW_TEXT_DATA: |
272 | case FB_DRAW_TEXT_DATA: |
223 | if (!interbuf) { |
273 | if (!interbuf) { |
224 | retval = EINVAL; |
274 | retval = EINVAL; |
225 | break; |
275 | break; |
226 | } |
276 | } |
227 | draw_text_data(interbuf); |
277 | draw_text_data(interbuf); |
228 | retval = 0; |
278 | retval = 0; |
229 | break; |
279 | break; |
230 | case FB_GET_CSIZE: |
280 | case FB_GET_CSIZE: |
231 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
281 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
232 | continue; |
282 | continue; |
233 | case FB_CLEAR: |
283 | case FB_CLEAR: |
234 | clrscr(); |
284 | clrscr(); |
235 | retval = 0; |
285 | retval = 0; |
236 | break; |
286 | break; |
237 | case FB_PUTCHAR: |
287 | case FB_PUTCHAR: |
238 | c = IPC_GET_ARG1(call); |
288 | c = IPC_GET_ARG1(call); |
239 | row = IPC_GET_ARG2(call); |
289 | row = IPC_GET_ARG2(call); |
240 | col = IPC_GET_ARG3(call); |
290 | col = IPC_GET_ARG3(call); |
241 | if (col >= scr_width || row >= scr_height) { |
291 | if (col >= scr_width || row >= scr_height) { |
242 | retval = EINVAL; |
292 | retval = EINVAL; |
243 | break; |
293 | break; |
244 | } |
294 | } |
245 | printchar(c, row, col); |
295 | printchar(c, row, col); |
246 | retval = 0; |
296 | retval = 0; |
247 | break; |
297 | break; |
248 | case FB_CURSOR_GOTO: |
298 | case FB_CURSOR_GOTO: |
249 | row = IPC_GET_ARG1(call); |
299 | row = IPC_GET_ARG1(call); |
250 | col = IPC_GET_ARG2(call); |
300 | col = IPC_GET_ARG2(call); |
251 | if (row >= scr_height || col >= scr_width) { |
301 | if (row >= scr_height || col >= scr_width) { |
252 | retval = EINVAL; |
302 | retval = EINVAL; |
253 | break; |
303 | break; |
254 | } |
304 | } |
255 | cursor_goto(row, col); |
305 | cursor_goto(row, col); |
256 | retval = 0; |
306 | retval = 0; |
257 | break; |
307 | break; |
258 | case FB_SCROLL: |
308 | case FB_SCROLL: |
259 | i = IPC_GET_ARG1(call); |
309 | i = IPC_GET_ARG1(call); |
260 | if (i > scr_height || i < -((int) scr_height)) { |
310 | if (i > scr_height || i < -((int) scr_height)) { |
261 | retval = EINVAL; |
311 | retval = EINVAL; |
262 | break; |
312 | break; |
263 | } |
313 | } |
264 | scroll(i); |
314 | scroll(i); |
265 | retval = 0; |
315 | retval = 0; |
266 | break; |
316 | break; |
267 | case FB_CURSOR_VISIBILITY: |
317 | case FB_CURSOR_VISIBILITY: |
268 | if(IPC_GET_ARG1(call)) |
318 | if (IPC_GET_ARG1(call)) |
269 | cursor_enable(); |
319 | cursor_enable(); |
270 | else |
320 | else |
271 | cursor_disable(); |
321 | cursor_disable(); |
272 | retval = 0; |
322 | retval = 0; |
273 | break; |
323 | break; |
274 | case FB_SET_STYLE: |
324 | case FB_SET_STYLE: |
- | 325 | style = style_to_ega_style(IPC_GET_ARG1(call)); |
|
- | 326 | retval = 0; |
|
- | 327 | break; |
|
- | 328 | case FB_SET_COLOR: |
|
275 | fgcolor = IPC_GET_ARG1(call); |
329 | fg_color = IPC_GET_ARG1(call); |
276 | bgcolor = IPC_GET_ARG2(call); |
330 | bg_color = IPC_GET_ARG2(call); |
- | 331 | attr = IPC_GET_ARG3(call); |
|
277 | style = EGA_STYLE(fgcolor, bgcolor); |
332 | style = color_to_ega_style(fg_color, bg_color, attr); |
- | 333 | retval = 0; |
|
- | 334 | break; |
|
- | 335 | case FB_SET_RGB_COLOR: |
|
- | 336 | fg_rgb = IPC_GET_ARG1(call); |
|
- | 337 | bg_rgb = IPC_GET_ARG2(call); |
|
- | 338 | style = rgb_to_ega_style(fg_rgb, bg_rgb); |
|
278 | retval = 0; |
339 | retval = 0; |
279 | break; |
340 | break; |
280 | case FB_VP_DRAW_PIXMAP: |
341 | case FB_VP_DRAW_PIXMAP: |
281 | i = IPC_GET_ARG2(call); |
342 | i = IPC_GET_ARG2(call); |
282 | retval = print_screen(i); |
343 | retval = print_screen(i); |
283 | break; |
344 | break; |
284 | case FB_VP2PIXMAP: |
345 | case FB_VP2PIXMAP: |
285 | retval = save_screen(); |
346 | retval = save_screen(); |
286 | break; |
347 | break; |
287 | case FB_DROP_PIXMAP: |
348 | case FB_DROP_PIXMAP: |
288 | i = IPC_GET_ARG1(call); |
349 | i = IPC_GET_ARG1(call); |
289 | if (i >= MAX_SAVED_SCREENS) { |
350 | if (i >= MAX_SAVED_SCREENS) { |
290 | retval = EINVAL; |
351 | retval = EINVAL; |
291 | break; |
352 | break; |
292 | } |
353 | } |
293 | if (saved_screens[i].data) { |
354 | if (saved_screens[i].data) { |
294 | free(saved_screens[i].data); |
355 | free(saved_screens[i].data); |
295 | saved_screens[i].data = NULL; |
356 | saved_screens[i].data = NULL; |
296 | } |
357 | } |
297 | retval = 0; |
358 | retval = 0; |
298 | break; |
359 | break; |
299 | 360 | ||
300 | default: |
361 | default: |
301 | retval = ENOENT; |
362 | retval = ENOENT; |
302 | } |
363 | } |
303 | ipc_answer_0(callid, retval); |
364 | ipc_answer_0(callid, retval); |
304 | } |
365 | } |
305 | } |
366 | } |
306 | 367 | ||
307 | int ega_init(void) |
368 | int ega_init(void) |
308 | { |
369 | { |
309 | void *ega_ph_addr; |
370 | void *ega_ph_addr; |
310 | size_t sz; |
371 | size_t sz; |
311 | 372 | ||
312 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
373 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
313 | scr_width = sysinfo_value("fb.width"); |
374 | scr_width = sysinfo_value("fb.width"); |
314 | scr_height = sysinfo_value("fb.height"); |
375 | scr_height = sysinfo_value("fb.height"); |
- | 376 | ||
- | 377 | if (sysinfo_value("fb.blinking")) { |
|
- | 378 | ega_normal_color &= 0x77; |
|
- | 379 | ega_inverted_color &= 0x77; |
|
- | 380 | } |
|
- | 381 | ||
- | 382 | style = NORMAL_COLOR; |
|
- | 383 | ||
315 | iospace_enable(task_get_id(), (void *) EGA_IO_ADDRESS, 2); |
384 | iospace_enable(task_get_id(), (void *) EGA_IO_BASE, 2); |
316 | 385 | ||
317 | sz = scr_width * scr_height * 2; |
386 | sz = scr_width * scr_height * 2; |
318 | scr_addr = as_get_mappable_page(sz); |
387 | scr_addr = as_get_mappable_page(sz); |
319 | 388 | ||
320 | physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
389 | if (physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
321 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE); |
390 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE) != 0) |
- | 391 | return -1; |
|
322 | 392 | ||
323 | async_set_client_connection(ega_client_connection); |
393 | async_set_client_connection(ega_client_connection); |
324 | 394 | ||
325 | return 0; |
395 | return 0; |
326 | } |
396 | } |
327 | 397 | ||
328 | 398 | ||
329 | /** |
399 | /** |
330 | * @} |
400 | * @} |
331 | */ |
401 | */ |
332 | 402 |