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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> |
52 | #include <console/style.h> |
53 | #include <console/color.h> |
53 | #include <console/color.h> |
54 | #include <sys/types.h> |
54 | #include <sys/types.h> |
55 | 55 | ||
56 | #include "ega.h" |
56 | #include "ega.h" |
57 | #include "../console/screenbuffer.h" |
57 | #include "../console/screenbuffer.h" |
58 | #include "main.h" |
58 | #include "main.h" |
59 | 59 | ||
60 | #define MAX_SAVED_SCREENS 256 |
60 | #define MAX_SAVED_SCREENS 256 |
61 | typedef struct saved_screen { |
61 | typedef struct saved_screen { |
62 | short *data; |
62 | short *data; |
63 | } saved_screen; |
63 | } saved_screen; |
64 | 64 | ||
65 | saved_screen saved_screens[MAX_SAVED_SCREENS]; |
65 | saved_screen saved_screens[MAX_SAVED_SCREENS]; |
66 | 66 | ||
67 | #define EGA_IO_BASE ((ioport8_t *) 0x3d4) |
67 | #define EGA_IO_BASE ((ioport8_t *) 0x3d4) |
68 | #define EGA_IO_SIZE 2 |
68 | #define EGA_IO_SIZE 2 |
69 | 69 | ||
70 | int ega_normal_color = 0x0f; |
70 | int ega_normal_color = 0x0f; |
71 | int ega_inverted_color = 0xf0; |
71 | int ega_inverted_color = 0xf0; |
72 | 72 | ||
73 | #define NORMAL_COLOR ega_normal_color |
73 | #define NORMAL_COLOR ega_normal_color |
74 | #define INVERTED_COLOR ega_inverted_color |
74 | #define INVERTED_COLOR ega_inverted_color |
75 | 75 | ||
76 | /* Allow only 1 connection */ |
76 | /* Allow only 1 connection */ |
77 | static int client_connected = 0; |
77 | static int client_connected = 0; |
78 | 78 | ||
79 | static unsigned int scr_width; |
79 | static unsigned int scr_width; |
80 | static unsigned int scr_height; |
80 | static unsigned int scr_height; |
81 | static uint8_t *scr_addr; |
81 | static uint8_t *scr_addr; |
82 | 82 | ||
83 | static unsigned int style; |
83 | static unsigned int style; |
84 | 84 | ||
85 | static unsigned attr_to_ega_style(const attrs_t *a); |
85 | static unsigned attr_to_ega_style(const attrs_t *a); |
86 | static uint8_t ega_glyph(wchar_t ch); |
86 | static uint8_t ega_glyph(wchar_t ch); |
87 | 87 | ||
88 | static void clrscr(void) |
88 | static void clrscr(void) |
89 | { |
89 | { |
90 | int i; |
90 | int i; |
91 | 91 | ||
92 | for (i = 0; i < scr_width * scr_height; i++) { |
92 | for (i = 0; i < scr_width * scr_height; i++) { |
93 | scr_addr[i * 2] = ' '; |
93 | scr_addr[i * 2] = ' '; |
94 | scr_addr[i * 2 + 1] = style; |
94 | scr_addr[i * 2 + 1] = style; |
95 | } |
95 | } |
96 | } |
96 | } |
97 | 97 | ||
98 | static void cursor_goto(unsigned int row, unsigned int col) |
98 | static void cursor_goto(unsigned int row, unsigned int col) |
99 | { |
99 | { |
100 | int ega_cursor; |
100 | int ega_cursor; |
101 | 101 | ||
102 | ega_cursor = col + scr_width * row; |
102 | ega_cursor = col + scr_width * row; |
103 | 103 | ||
104 | pio_write_8(EGA_IO_BASE, 0xe); |
104 | pio_write_8(EGA_IO_BASE, 0xe); |
105 | pio_write_8(EGA_IO_BASE + 1, (ega_cursor >> 8) & 0xff); |
105 | pio_write_8(EGA_IO_BASE + 1, (ega_cursor >> 8) & 0xff); |
106 | pio_write_8(EGA_IO_BASE, 0xf); |
106 | pio_write_8(EGA_IO_BASE, 0xf); |
107 | pio_write_8(EGA_IO_BASE + 1, ega_cursor & 0xff); |
107 | pio_write_8(EGA_IO_BASE + 1, ega_cursor & 0xff); |
108 | } |
108 | } |
109 | 109 | ||
110 | static void cursor_disable(void) |
110 | static void cursor_disable(void) |
111 | { |
111 | { |
112 | uint8_t stat; |
112 | uint8_t stat; |
113 | 113 | ||
114 | pio_write_8(EGA_IO_BASE, 0xa); |
114 | pio_write_8(EGA_IO_BASE, 0xa); |
115 | stat = pio_read_8(EGA_IO_BASE + 1); |
115 | stat = pio_read_8(EGA_IO_BASE + 1); |
116 | pio_write_8(EGA_IO_BASE, 0xa); |
116 | pio_write_8(EGA_IO_BASE, 0xa); |
117 | pio_write_8(EGA_IO_BASE + 1, stat | (1 << 5)); |
117 | pio_write_8(EGA_IO_BASE + 1, stat | (1 << 5)); |
118 | } |
118 | } |
119 | 119 | ||
120 | static void cursor_enable(void) |
120 | static void cursor_enable(void) |
121 | { |
121 | { |
122 | uint8_t stat; |
122 | uint8_t stat; |
123 | 123 | ||
124 | pio_write_8(EGA_IO_BASE, 0xa); |
124 | pio_write_8(EGA_IO_BASE, 0xa); |
125 | stat = pio_read_8(EGA_IO_BASE + 1); |
125 | stat = pio_read_8(EGA_IO_BASE + 1); |
126 | pio_write_8(EGA_IO_BASE, 0xa); |
126 | pio_write_8(EGA_IO_BASE, 0xa); |
127 | pio_write_8(EGA_IO_BASE + 1, stat & (~(1 << 5))); |
127 | pio_write_8(EGA_IO_BASE + 1, stat & (~(1 << 5))); |
128 | } |
128 | } |
129 | 129 | ||
130 | static void scroll(int rows) |
130 | static void scroll(int rows) |
131 | { |
131 | { |
132 | int i; |
132 | int i; |
133 | if (rows > 0) { |
133 | if (rows > 0) { |
134 | memmove(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
134 | memmove(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
135 | scr_width * scr_height * 2 - rows * scr_width * 2); |
135 | scr_width * scr_height * 2 - rows * scr_width * 2); |
136 | for (i = 0; i < rows * scr_width; i++) |
136 | for (i = 0; i < rows * scr_width; i++) |
137 | (((short *) scr_addr) + scr_width * scr_height - rows * |
137 | (((short *) scr_addr) + scr_width * scr_height - rows * |
138 | scr_width)[i] = ((style << 8) + ' '); |
138 | scr_width)[i] = ((style << 8) + ' '); |
139 | } else if (rows < 0) { |
139 | } else if (rows < 0) { |
140 | memmove(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
140 | memmove(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
141 | scr_width * scr_height * 2 + rows * scr_width * 2); |
141 | scr_width * scr_height * 2 + rows * scr_width * 2); |
142 | for (i = 0; i < -rows * scr_width; i++) |
142 | for (i = 0; i < -rows * scr_width; i++) |
143 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
143 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
144 | } |
144 | } |
145 | } |
145 | } |
146 | 146 | ||
147 | static void printchar(wchar_t c, unsigned int row, unsigned int col) |
147 | static void printchar(wchar_t c, unsigned int row, unsigned int col) |
148 | { |
148 | { |
149 | scr_addr[(row * scr_width + col) * 2] = ega_glyph(c); |
149 | scr_addr[(row * scr_width + col) * 2] = ega_glyph(c); |
150 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
150 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
151 | 151 | ||
152 | cursor_goto(row, col + 1); |
152 | cursor_goto(row, col + 1); |
153 | } |
153 | } |
154 | 154 | ||
155 | /** Draw text data to viewport. |
155 | /** Draw text data to viewport. |
156 | * |
156 | * |
157 | * @param vport Viewport id |
157 | * @param vport Viewport id |
158 | * @param data Text data. |
158 | * @param data Text data. |
159 | * @param x Leftmost column of the area. |
159 | * @param x Leftmost column of the area. |
160 | * @param y Topmost row of the area. |
160 | * @param y Topmost row of the area. |
161 | * @param w Number of rows. |
161 | * @param w Number of rows. |
162 | * @param h Number of columns. |
162 | * @param h Number of columns. |
163 | */ |
163 | */ |
164 | static void draw_text_data(keyfield_t *data, unsigned int x, |
164 | static void draw_text_data(keyfield_t *data, unsigned int x, |
165 | unsigned int y, unsigned int w, unsigned int h) |
165 | unsigned int y, unsigned int w, unsigned int h) |
166 | { |
166 | { |
167 | unsigned int i, j; |
167 | unsigned int i, j; |
168 | keyfield_t *field; |
168 | keyfield_t *field; |
169 | uint8_t *dp; |
169 | uint8_t *dp; |
170 | 170 | ||
171 | for (j = 0; j < h; j++) { |
171 | for (j = 0; j < h; j++) { |
172 | for (i = 0; i < w; i++) { |
172 | for (i = 0; i < w; i++) { |
173 | field = &data[j * w + i]; |
173 | field = &data[j * w + i]; |
174 | dp = &scr_addr[2 * ((y + j) * scr_width + (x + i))]; |
174 | dp = &scr_addr[2 * ((y + j) * scr_width + (x + i))]; |
175 | 175 | ||
176 | dp[0] = ega_glyph(field->character); |
176 | dp[0] = ega_glyph(field->character); |
177 | dp[1] = attr_to_ega_style(&field->attrs); |
177 | dp[1] = attr_to_ega_style(&field->attrs); |
178 | } |
178 | } |
179 | } |
179 | } |
180 | } |
180 | } |
181 | 181 | ||
182 | static int save_screen(void) |
182 | static int save_screen(void) |
183 | { |
183 | { |
184 | int i; |
184 | int i; |
185 | 185 | ||
186 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
186 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
187 | ; |
187 | ; |
188 | if (i == MAX_SAVED_SCREENS) |
188 | if (i == MAX_SAVED_SCREENS) |
189 | return EINVAL; |
189 | return EINVAL; |
190 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
190 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
191 | return ENOMEM; |
191 | return ENOMEM; |
192 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
192 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
193 | 193 | ||
194 | return i; |
194 | return i; |
195 | } |
195 | } |
196 | 196 | ||
197 | static int print_screen(int i) |
197 | static int print_screen(int i) |
198 | { |
198 | { |
199 | if (saved_screens[i].data) |
199 | if (saved_screens[i].data) |
200 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
200 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
201 | scr_height); |
201 | scr_height); |
202 | else |
202 | else |
203 | return EINVAL; |
203 | return EINVAL; |
204 | return i; |
204 | return i; |
205 | } |
205 | } |
206 | 206 | ||
207 | static int style_to_ega_style(int style) |
207 | static int style_to_ega_style(int style) |
208 | { |
208 | { |
209 | unsigned int ega_style; |
209 | unsigned int ega_style; |
210 | 210 | ||
211 | switch (style) { |
211 | switch (style) { |
212 | case STYLE_NORMAL: |
212 | case STYLE_NORMAL: |
213 | ega_style = INVERTED_COLOR; |
213 | ega_style = INVERTED_COLOR; |
214 | break; |
214 | break; |
215 | case STYLE_EMPHASIS: |
215 | case STYLE_EMPHASIS: |
216 | ega_style = INVERTED_COLOR | 4; |
216 | ega_style = INVERTED_COLOR | 4; |
217 | break; |
217 | break; |
218 | default: |
218 | default: |
219 | return INVERTED_COLOR; |
219 | return INVERTED_COLOR; |
220 | } |
220 | } |
221 | 221 | ||
222 | return ega_style; |
222 | return ega_style; |
223 | } |
223 | } |
224 | 224 | ||
225 | static unsigned int color_to_ega_style(int fg_color, int bg_color, int attr) |
225 | static unsigned int color_to_ega_style(int fg_color, int bg_color, int attr) |
226 | { |
226 | { |
227 | unsigned int style; |
227 | unsigned int style; |
228 | 228 | ||
229 | style = (fg_color & 7) | ((bg_color & 7) << 4); |
229 | style = (fg_color & 7) | ((bg_color & 7) << 4); |
230 | if (attr & CATTR_BRIGHT) |
230 | if (attr & CATTR_BRIGHT) |
231 | style = style | 0x08; |
231 | style = style | 0x08; |
232 | 232 | ||
233 | return style; |
233 | return style; |
234 | } |
234 | } |
235 | 235 | ||
236 | static unsigned int rgb_to_ega_style(uint32_t fg, uint32_t bg) |
236 | static unsigned int rgb_to_ega_style(uint32_t fg, uint32_t bg) |
237 | { |
237 | { |
238 | return (fg > bg) ? NORMAL_COLOR : INVERTED_COLOR; |
238 | return (fg > bg) ? NORMAL_COLOR : INVERTED_COLOR; |
239 | } |
239 | } |
240 | 240 | ||
241 | static unsigned attr_to_ega_style(const attrs_t *a) |
241 | static unsigned attr_to_ega_style(const attrs_t *a) |
242 | { |
242 | { |
243 | switch (a->t) { |
243 | switch (a->t) { |
244 | case at_style: return style_to_ega_style(a->a.s.style); |
244 | case at_style: return style_to_ega_style(a->a.s.style); |
245 | case at_rgb: return rgb_to_ega_style(a->a.r.fg_color, a->a.r.bg_color); |
245 | case at_rgb: return rgb_to_ega_style(a->a.r.fg_color, a->a.r.bg_color); |
246 | case at_idx: return color_to_ega_style(a->a.i.fg_color, |
246 | case at_idx: return color_to_ega_style(a->a.i.fg_color, |
247 | a->a.i.bg_color, a->a.i.flags); |
247 | a->a.i.bg_color, a->a.i.flags); |
248 | default: return INVERTED_COLOR; |
248 | default: return INVERTED_COLOR; |
249 | } |
249 | } |
250 | } |
250 | } |
251 | 251 | ||
252 | static uint8_t ega_glyph(wchar_t ch) |
252 | static uint8_t ega_glyph(wchar_t ch) |
253 | { |
253 | { |
254 | if (ch >= 0 && ch < 128) |
254 | if (ch >= 0 && ch < 128) |
255 | return ch; |
255 | return ch; |
256 | 256 | ||
257 | return '?'; |
257 | return '?'; |
258 | } |
258 | } |
259 | 259 | ||
260 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
260 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
261 | { |
261 | { |
262 | int retval; |
262 | int retval; |
263 | ipc_callid_t callid; |
263 | ipc_callid_t callid; |
264 | ipc_call_t call; |
264 | ipc_call_t call; |
265 | wchar_t c; |
265 | wchar_t c; |
266 | unsigned int row, col, w, h; |
266 | unsigned int row, col, w, h; |
267 | int bg_color, fg_color, attr; |
267 | int bg_color, fg_color, attr; |
268 | uint32_t bg_rgb, fg_rgb; |
268 | uint32_t bg_rgb, fg_rgb; |
269 | keyfield_t *interbuf = NULL; |
269 | keyfield_t *interbuf = NULL; |
270 | size_t intersize = 0; |
270 | size_t intersize = 0; |
271 | int i; |
271 | int i; |
272 | 272 | ||
273 | if (client_connected) { |
273 | if (client_connected) { |
274 | ipc_answer_0(iid, ELIMIT); |
274 | ipc_answer_0(iid, ELIMIT); |
275 | return; |
275 | return; |
276 | } |
276 | } |
277 | client_connected = 1; |
277 | client_connected = 1; |
278 | ipc_answer_0(iid, EOK); /* Accept connection */ |
278 | ipc_answer_0(iid, EOK); /* Accept connection */ |
279 | 279 | ||
280 | while (1) { |
280 | while (1) { |
281 | callid = async_get_call(&call); |
281 | callid = async_get_call(&call); |
282 | switch (IPC_GET_METHOD(call)) { |
282 | switch (IPC_GET_METHOD(call)) { |
283 | case IPC_M_PHONE_HUNGUP: |
283 | case IPC_M_PHONE_HUNGUP: |
284 | client_connected = 0; |
284 | client_connected = 0; |
285 | ipc_answer_0(callid, EOK); |
285 | ipc_answer_0(callid, EOK); |
286 | return; /* Exit thread */ |
286 | return; /* Exit thread */ |
287 | case IPC_M_SHARE_OUT: |
287 | case IPC_M_SHARE_OUT: |
288 | /* We accept one area for data interchange */ |
288 | /* We accept one area for data interchange */ |
289 | intersize = IPC_GET_ARG2(call); |
289 | intersize = IPC_GET_ARG2(call); |
290 | if (intersize >= scr_width * scr_height * |
290 | if (intersize >= scr_width * scr_height * |
291 | sizeof(*interbuf)) { |
291 | sizeof(*interbuf)) { |
292 | receive_comm_area(callid, &call, |
292 | receive_comm_area(callid, &call, |
293 | (void *) &interbuf); |
293 | (void *) &interbuf); |
294 | continue; |
294 | continue; |
295 | } |
295 | } |
296 | retval = EINVAL; |
296 | retval = EINVAL; |
297 | break; |
297 | break; |
298 | case FB_DRAW_TEXT_DATA: |
298 | case FB_DRAW_TEXT_DATA: |
299 | col = IPC_GET_ARG1(call); |
299 | col = IPC_GET_ARG1(call); |
300 | row = IPC_GET_ARG2(call); |
300 | row = IPC_GET_ARG2(call); |
301 | w = IPC_GET_ARG3(call); |
301 | w = IPC_GET_ARG3(call); |
302 | h = IPC_GET_ARG4(call); |
302 | h = IPC_GET_ARG4(call); |
303 | if (!interbuf) { |
303 | if (!interbuf) { |
304 | retval = EINVAL; |
304 | retval = EINVAL; |
305 | break; |
305 | break; |
306 | } |
306 | } |
307 | if (col + w > scr_width || row + h > scr_height) { |
307 | if (col + w > scr_width || row + h > scr_height) { |
308 | retval = EINVAL; |
308 | retval = EINVAL; |
309 | break; |
309 | break; |
310 | } |
310 | } |
311 | draw_text_data(interbuf, col, row, w, h); |
311 | draw_text_data(interbuf, col, row, w, h); |
312 | retval = 0; |
312 | retval = 0; |
313 | break; |
313 | break; |
314 | case FB_GET_CSIZE: |
314 | case FB_GET_CSIZE: |
315 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
315 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
316 | continue; |
316 | continue; |
317 | case FB_CLEAR: |
317 | case FB_CLEAR: |
318 | clrscr(); |
318 | clrscr(); |
319 | retval = 0; |
319 | retval = 0; |
320 | break; |
320 | break; |
321 | case FB_PUTCHAR: |
321 | case FB_PUTCHAR: |
322 | c = IPC_GET_ARG1(call); |
322 | c = IPC_GET_ARG1(call); |
323 | row = IPC_GET_ARG2(call); |
323 | row = IPC_GET_ARG2(call); |
324 | col = IPC_GET_ARG3(call); |
324 | col = IPC_GET_ARG3(call); |
325 | if (col >= scr_width || row >= scr_height) { |
325 | if (col >= scr_width || row >= scr_height) { |
326 | retval = EINVAL; |
326 | retval = EINVAL; |
327 | break; |
327 | break; |
328 | } |
328 | } |
329 | printchar(c, row, col); |
329 | printchar(c, row, col); |
330 | retval = 0; |
330 | retval = 0; |
331 | break; |
331 | break; |
332 | case FB_CURSOR_GOTO: |
332 | case FB_CURSOR_GOTO: |
333 | row = IPC_GET_ARG1(call); |
333 | row = IPC_GET_ARG1(call); |
334 | col = IPC_GET_ARG2(call); |
334 | col = IPC_GET_ARG2(call); |
335 | if (row >= scr_height || col >= scr_width) { |
335 | if (row >= scr_height || col >= scr_width) { |
336 | retval = EINVAL; |
336 | retval = EINVAL; |
337 | break; |
337 | break; |
338 | } |
338 | } |
339 | cursor_goto(row, col); |
339 | cursor_goto(row, col); |
340 | retval = 0; |
340 | retval = 0; |
341 | break; |
341 | break; |
342 | case FB_SCROLL: |
342 | case FB_SCROLL: |
343 | i = IPC_GET_ARG1(call); |
343 | i = IPC_GET_ARG1(call); |
344 | if (i > scr_height || i < -((int) scr_height)) { |
344 | if (i > scr_height || i < -((int) scr_height)) { |
345 | retval = EINVAL; |
345 | retval = EINVAL; |
346 | break; |
346 | break; |
347 | } |
347 | } |
348 | scroll(i); |
348 | scroll(i); |
349 | retval = 0; |
349 | retval = 0; |
350 | break; |
350 | break; |
351 | case FB_CURSOR_VISIBILITY: |
351 | case FB_CURSOR_VISIBILITY: |
352 | if (IPC_GET_ARG1(call)) |
352 | if (IPC_GET_ARG1(call)) |
353 | cursor_enable(); |
353 | cursor_enable(); |
354 | else |
354 | else |
355 | cursor_disable(); |
355 | cursor_disable(); |
356 | retval = 0; |
356 | retval = 0; |
357 | break; |
357 | break; |
358 | case FB_SET_STYLE: |
358 | case FB_SET_STYLE: |
359 | style = style_to_ega_style(IPC_GET_ARG1(call)); |
359 | style = style_to_ega_style(IPC_GET_ARG1(call)); |
360 | retval = 0; |
360 | retval = 0; |
361 | break; |
361 | break; |
362 | case FB_SET_COLOR: |
362 | case FB_SET_COLOR: |
363 | fg_color = IPC_GET_ARG1(call); |
363 | fg_color = IPC_GET_ARG1(call); |
364 | bg_color = IPC_GET_ARG2(call); |
364 | bg_color = IPC_GET_ARG2(call); |
365 | attr = IPC_GET_ARG3(call); |
365 | attr = IPC_GET_ARG3(call); |
366 | style = color_to_ega_style(fg_color, bg_color, attr); |
366 | style = color_to_ega_style(fg_color, bg_color, attr); |
367 | retval = 0; |
367 | retval = 0; |
368 | break; |
368 | break; |
369 | case FB_SET_RGB_COLOR: |
369 | case FB_SET_RGB_COLOR: |
370 | fg_rgb = IPC_GET_ARG1(call); |
370 | fg_rgb = IPC_GET_ARG1(call); |
371 | bg_rgb = IPC_GET_ARG2(call); |
371 | bg_rgb = IPC_GET_ARG2(call); |
372 | style = rgb_to_ega_style(fg_rgb, bg_rgb); |
372 | style = rgb_to_ega_style(fg_rgb, bg_rgb); |
373 | retval = 0; |
373 | retval = 0; |
374 | break; |
374 | break; |
375 | case FB_VP_DRAW_PIXMAP: |
375 | case FB_VP_DRAW_PIXMAP: |
376 | i = IPC_GET_ARG2(call); |
376 | i = IPC_GET_ARG2(call); |
377 | retval = print_screen(i); |
377 | retval = print_screen(i); |
378 | break; |
378 | break; |
379 | case FB_VP2PIXMAP: |
379 | case FB_VP2PIXMAP: |
380 | retval = save_screen(); |
380 | retval = save_screen(); |
381 | break; |
381 | break; |
382 | case FB_DROP_PIXMAP: |
382 | case FB_DROP_PIXMAP: |
383 | i = IPC_GET_ARG1(call); |
383 | i = IPC_GET_ARG1(call); |
384 | if (i >= MAX_SAVED_SCREENS) { |
384 | if (i >= MAX_SAVED_SCREENS) { |
385 | retval = EINVAL; |
385 | retval = EINVAL; |
386 | break; |
386 | break; |
387 | } |
387 | } |
388 | if (saved_screens[i].data) { |
388 | if (saved_screens[i].data) { |
389 | free(saved_screens[i].data); |
389 | free(saved_screens[i].data); |
390 | saved_screens[i].data = NULL; |
390 | saved_screens[i].data = NULL; |
391 | } |
391 | } |
392 | retval = 0; |
392 | retval = 0; |
393 | break; |
393 | break; |
- | 394 | case FB_SCREEN_GRAB: |
|
- | 395 | case FB_SCREEN_RELINQUISH: |
|
- | 396 | retval = EOK; |
|
394 | 397 | break; |
|
395 | default: |
398 | default: |
396 | retval = EINVAL; |
399 | retval = EINVAL; |
397 | } |
400 | } |
398 | ipc_answer_0(callid, retval); |
401 | ipc_answer_0(callid, retval); |
399 | } |
402 | } |
400 | } |
403 | } |
401 | 404 | ||
402 | int ega_init(void) |
405 | int ega_init(void) |
403 | { |
406 | { |
404 | void *ega_ph_addr; |
407 | void *ega_ph_addr; |
405 | size_t sz; |
408 | size_t sz; |
406 | 409 | ||
407 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
410 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
408 | scr_width = sysinfo_value("fb.width"); |
411 | scr_width = sysinfo_value("fb.width"); |
409 | scr_height = sysinfo_value("fb.height"); |
412 | scr_height = sysinfo_value("fb.height"); |
410 | 413 | ||
411 | if (sysinfo_value("fb.blinking")) { |
414 | if (sysinfo_value("fb.blinking")) { |
412 | ega_normal_color &= 0x77; |
415 | ega_normal_color &= 0x77; |
413 | ega_inverted_color &= 0x77; |
416 | ega_inverted_color &= 0x77; |
414 | } |
417 | } |
415 | 418 | ||
416 | style = NORMAL_COLOR; |
419 | style = NORMAL_COLOR; |
417 | 420 | ||
418 | iospace_enable(task_get_id(), (void *) EGA_IO_BASE, 2); |
421 | iospace_enable(task_get_id(), (void *) EGA_IO_BASE, 2); |
419 | 422 | ||
420 | sz = scr_width * scr_height * 2; |
423 | sz = scr_width * scr_height * 2; |
421 | scr_addr = as_get_mappable_page(sz); |
424 | scr_addr = as_get_mappable_page(sz); |
422 | 425 | ||
423 | if (physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
426 | if (physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
424 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE) != 0) |
427 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE) != 0) |
425 | return -1; |
428 | return -1; |
426 | 429 | ||
427 | async_set_client_connection(ega_client_connection); |
430 | async_set_client_connection(ega_client_connection); |
428 | 431 | ||
429 | return 0; |
432 | return 0; |
430 | } |
433 | } |
431 | 434 | ||
432 | 435 | ||
433 | /** |
436 | /** |
434 | * @} |
437 | * @} |
435 | */ |
438 | */ |
436 | 439 |