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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 char *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 | 86 | ||
87 | static void clrscr(void) |
87 | static void clrscr(void) |
88 | { |
88 | { |
89 | int i; |
89 | int i; |
90 | 90 | ||
91 | for (i = 0; i < scr_width * scr_height; i++) { |
91 | for (i = 0; i < scr_width * scr_height; i++) { |
92 | scr_addr[i * 2] = ' '; |
92 | scr_addr[i * 2] = ' '; |
93 | scr_addr[i * 2 + 1] = style; |
93 | scr_addr[i * 2 + 1] = style; |
94 | } |
94 | } |
95 | } |
95 | } |
96 | 96 | ||
97 | static void cursor_goto(unsigned int row, unsigned int col) |
97 | static void cursor_goto(unsigned int row, unsigned int col) |
98 | { |
98 | { |
99 | int ega_cursor; |
99 | int ega_cursor; |
100 | 100 | ||
101 | ega_cursor = col + scr_width * row; |
101 | ega_cursor = col + scr_width * row; |
102 | 102 | ||
103 | pio_write_8(EGA_IO_BASE, 0xe); |
103 | pio_write_8(EGA_IO_BASE, 0xe); |
104 | pio_write_8(EGA_IO_BASE + 1, (ega_cursor >> 8) & 0xff); |
104 | pio_write_8(EGA_IO_BASE + 1, (ega_cursor >> 8) & 0xff); |
105 | pio_write_8(EGA_IO_BASE, 0xf); |
105 | pio_write_8(EGA_IO_BASE, 0xf); |
106 | pio_write_8(EGA_IO_BASE + 1, ega_cursor & 0xff); |
106 | pio_write_8(EGA_IO_BASE + 1, ega_cursor & 0xff); |
107 | } |
107 | } |
108 | 108 | ||
109 | static void cursor_disable(void) |
109 | static void cursor_disable(void) |
110 | { |
110 | { |
111 | uint8_t stat; |
111 | uint8_t stat; |
112 | 112 | ||
113 | pio_write_8(EGA_IO_BASE, 0xa); |
113 | pio_write_8(EGA_IO_BASE, 0xa); |
114 | stat = pio_read_8(EGA_IO_BASE + 1); |
114 | stat = pio_read_8(EGA_IO_BASE + 1); |
115 | pio_write_8(EGA_IO_BASE, 0xa); |
115 | pio_write_8(EGA_IO_BASE, 0xa); |
116 | pio_write_8(EGA_IO_BASE + 1, stat | (1 << 5)); |
116 | pio_write_8(EGA_IO_BASE + 1, stat | (1 << 5)); |
117 | } |
117 | } |
118 | 118 | ||
119 | static void cursor_enable(void) |
119 | static void cursor_enable(void) |
120 | { |
120 | { |
121 | uint8_t stat; |
121 | uint8_t stat; |
122 | 122 | ||
123 | pio_write_8(EGA_IO_BASE, 0xa); |
123 | pio_write_8(EGA_IO_BASE, 0xa); |
124 | stat = pio_read_8(EGA_IO_BASE + 1); |
124 | stat = pio_read_8(EGA_IO_BASE + 1); |
125 | pio_write_8(EGA_IO_BASE, 0xa); |
125 | pio_write_8(EGA_IO_BASE, 0xa); |
126 | pio_write_8(EGA_IO_BASE + 1, stat & (~(1 << 5))); |
126 | pio_write_8(EGA_IO_BASE + 1, stat & (~(1 << 5))); |
127 | } |
127 | } |
128 | 128 | ||
129 | static void scroll(int rows) |
129 | static void scroll(int rows) |
130 | { |
130 | { |
131 | int i; |
131 | int i; |
132 | if (rows > 0) { |
132 | if (rows > 0) { |
133 | memmove(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
133 | memmove(scr_addr, ((char *) scr_addr) + rows * scr_width * 2, |
134 | scr_width * scr_height * 2 - rows * scr_width * 2); |
134 | scr_width * scr_height * 2 - rows * scr_width * 2); |
135 | for (i = 0; i < rows * scr_width; i++) |
135 | for (i = 0; i < rows * scr_width; i++) |
136 | (((short *) scr_addr) + scr_width * scr_height - rows * |
136 | (((short *) scr_addr) + scr_width * scr_height - rows * |
137 | scr_width)[i] = ((style << 8) + ' '); |
137 | scr_width)[i] = ((style << 8) + ' '); |
138 | } else if (rows < 0) { |
138 | } else if (rows < 0) { |
139 | memmove(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
139 | memmove(((char *)scr_addr) - rows * scr_width * 2, scr_addr, |
140 | scr_width * scr_height * 2 + rows * scr_width * 2); |
140 | scr_width * scr_height * 2 + rows * scr_width * 2); |
141 | for (i = 0; i < -rows * scr_width; i++) |
141 | for (i = 0; i < -rows * scr_width; i++) |
142 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
142 | ((short *)scr_addr)[i] = ((style << 8 ) + ' '); |
143 | } |
143 | } |
144 | } |
144 | } |
145 | 145 | ||
146 | static void printchar(char c, unsigned int row, unsigned int col) |
146 | static void printchar(char c, unsigned int row, unsigned int col) |
147 | { |
147 | { |
148 | scr_addr[(row * scr_width + col) * 2] = c; |
148 | scr_addr[(row * scr_width + col) * 2] = c; |
149 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
149 | scr_addr[(row * scr_width + col) * 2 + 1] = style; |
150 | 150 | ||
151 | cursor_goto(row, col + 1); |
151 | cursor_goto(row, col + 1); |
152 | } |
152 | } |
153 | 153 | ||
- | 154 | /** Draw text data to viewport. |
|
- | 155 | * |
|
- | 156 | * @param vport Viewport id |
|
- | 157 | * @param data Text data. |
|
- | 158 | * @param x Leftmost column of the area. |
|
- | 159 | * @param y Topmost row of the area. |
|
- | 160 | * @param w Number of rows. |
|
- | 161 | * @param h Number of columns. |
|
- | 162 | */ |
|
154 | static void draw_text_data(keyfield_t *data) |
163 | static void draw_text_data(keyfield_t *data, unsigned int x, |
- | 164 | unsigned int y, unsigned int w, unsigned int h) |
|
155 | { |
165 | { |
- | 166 | unsigned int i, j; |
|
- | 167 | keyfield_t *field; |
|
156 | int i; |
168 | uint8_t *dp; |
- | 169 | ||
- | 170 | for (j = 0; j < h; j++) { |
|
- | 171 | for (i = 0; i < w; i++) { |
|
- | 172 | field = &data[j * w + i]; |
|
- | 173 | dp = &scr_addr[2 * ((y + j) * scr_width + (x + i))]; |
|
157 | 174 | ||
158 | for (i = 0; i < scr_width * scr_height; i++) { |
- | |
159 | scr_addr[i * 2] = data[i].character; |
175 | dp[0] = field->character; |
160 | scr_addr[i * 2 + 1] = attr_to_ega_style(&data[i].attrs); |
176 | dp[1] = attr_to_ega_style(&field->attrs); |
- | 177 | } |
|
161 | } |
178 | } |
162 | } |
179 | } |
163 | 180 | ||
164 | static int save_screen(void) |
181 | static int save_screen(void) |
165 | { |
182 | { |
166 | int i; |
183 | int i; |
167 | 184 | ||
168 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
185 | for (i = 0; (i < MAX_SAVED_SCREENS) && (saved_screens[i].data); i++) |
169 | ; |
186 | ; |
170 | if (i == MAX_SAVED_SCREENS) |
187 | if (i == MAX_SAVED_SCREENS) |
171 | return EINVAL; |
188 | return EINVAL; |
172 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
189 | if (!(saved_screens[i].data = malloc(2 * scr_width * scr_height))) |
173 | return ENOMEM; |
190 | return ENOMEM; |
174 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
191 | memcpy(saved_screens[i].data, scr_addr, 2 * scr_width * scr_height); |
175 | 192 | ||
176 | return i; |
193 | return i; |
177 | } |
194 | } |
178 | 195 | ||
179 | static int print_screen(int i) |
196 | static int print_screen(int i) |
180 | { |
197 | { |
181 | if (saved_screens[i].data) |
198 | if (saved_screens[i].data) |
182 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
199 | memcpy(scr_addr, saved_screens[i].data, 2 * scr_width * |
183 | scr_height); |
200 | scr_height); |
184 | else |
201 | else |
185 | return EINVAL; |
202 | return EINVAL; |
186 | return i; |
203 | return i; |
187 | } |
204 | } |
188 | 205 | ||
189 | static int style_to_ega_style(int style) |
206 | static int style_to_ega_style(int style) |
190 | { |
207 | { |
191 | unsigned int ega_style; |
208 | unsigned int ega_style; |
192 | 209 | ||
193 | switch (style) { |
210 | switch (style) { |
194 | case STYLE_NORMAL: |
211 | case STYLE_NORMAL: |
195 | ega_style = INVERTED_COLOR; |
212 | ega_style = INVERTED_COLOR; |
196 | break; |
213 | break; |
197 | case STYLE_EMPHASIS: |
214 | case STYLE_EMPHASIS: |
198 | ega_style = INVERTED_COLOR | 4; |
215 | ega_style = INVERTED_COLOR | 4; |
199 | break; |
216 | break; |
200 | default: |
217 | default: |
201 | return INVERTED_COLOR; |
218 | return INVERTED_COLOR; |
202 | } |
219 | } |
203 | 220 | ||
204 | return ega_style; |
221 | return ega_style; |
205 | } |
222 | } |
206 | 223 | ||
207 | static unsigned int color_to_ega_style(int fg_color, int bg_color, int attr) |
224 | static unsigned int color_to_ega_style(int fg_color, int bg_color, int attr) |
208 | { |
225 | { |
209 | unsigned int style; |
226 | unsigned int style; |
210 | 227 | ||
211 | style = (fg_color & 7) | ((bg_color & 7) << 4); |
228 | style = (fg_color & 7) | ((bg_color & 7) << 4); |
212 | if (attr & CATTR_BRIGHT) |
229 | if (attr & CATTR_BRIGHT) |
213 | style = style | 0x08; |
230 | style = style | 0x08; |
214 | 231 | ||
215 | return style; |
232 | return style; |
216 | } |
233 | } |
217 | 234 | ||
218 | static unsigned int rgb_to_ega_style(uint32_t fg, uint32_t bg) |
235 | static unsigned int rgb_to_ega_style(uint32_t fg, uint32_t bg) |
219 | { |
236 | { |
220 | return (fg > bg) ? NORMAL_COLOR : INVERTED_COLOR; |
237 | return (fg > bg) ? NORMAL_COLOR : INVERTED_COLOR; |
221 | } |
238 | } |
222 | 239 | ||
223 | static unsigned attr_to_ega_style(const attrs_t *a) |
240 | static unsigned attr_to_ega_style(const attrs_t *a) |
224 | { |
241 | { |
225 | switch (a->t) { |
242 | switch (a->t) { |
226 | case at_style: return style_to_ega_style(a->a.s.style); |
243 | 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); |
244 | 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, |
245 | case at_idx: return color_to_ega_style(a->a.i.fg_color, |
229 | a->a.i.bg_color, a->a.i.flags); |
246 | a->a.i.bg_color, a->a.i.flags); |
230 | default: return INVERTED_COLOR; |
247 | default: return INVERTED_COLOR; |
231 | } |
248 | } |
232 | } |
249 | } |
233 | 250 | ||
234 | #define FB_WRITE_BUF_SIZE 256 |
- | |
235 | static char fb_write_buf[FB_WRITE_BUF_SIZE]; |
- | |
236 | - | ||
237 | static void fb_write(ipc_callid_t rid, ipc_call_t *request) |
- | |
238 | { |
- | |
239 | int row, col; |
- | |
240 | ipc_callid_t callid; |
- | |
241 | size_t len; |
- | |
242 | size_t i; |
- | |
243 | - | ||
244 | row = IPC_GET_ARG1(*request); |
- | |
245 | col = IPC_GET_ARG2(*request); |
- | |
246 | - | ||
247 | if ((col >= scr_width) || (row >= scr_height)) { |
- | |
248 | ipc_answer_0(callid, EINVAL); |
- | |
249 | ipc_answer_0(rid, EINVAL); |
- | |
250 | return; |
- | |
251 | } |
- | |
252 | - | ||
253 | if (!ipc_data_write_receive(&callid, &len)) { |
- | |
254 | ipc_answer_0(callid, EINVAL); |
- | |
255 | ipc_answer_0(rid, EINVAL); |
- | |
256 | return; |
- | |
257 | } |
- | |
258 | - | ||
259 | if (len > FB_WRITE_BUF_SIZE) |
- | |
260 | len = FB_WRITE_BUF_SIZE; |
- | |
261 | if (len >= scr_width - col) |
- | |
262 | len = scr_width - col; |
- | |
263 | - | ||
264 | (void) ipc_data_write_finalize(callid, fb_write_buf, len); |
- | |
265 | - | ||
266 | for (i = 0; i < len; i++) { |
- | |
267 | printchar(fb_write_buf[i], row, col++); |
- | |
268 | } |
- | |
269 | - | ||
270 | ipc_answer_1(rid, EOK, len); |
- | |
271 | } |
- | |
272 | - | ||
273 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
251 | static void ega_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
274 | { |
252 | { |
275 | int retval; |
253 | int retval; |
276 | ipc_callid_t callid; |
254 | ipc_callid_t callid; |
277 | ipc_call_t call; |
255 | ipc_call_t call; |
278 | char c; |
256 | char c; |
279 | unsigned int row, col; |
257 | unsigned int row, col, w, h; |
280 | int bg_color, fg_color, attr; |
258 | int bg_color, fg_color, attr; |
281 | uint32_t bg_rgb, fg_rgb; |
259 | uint32_t bg_rgb, fg_rgb; |
282 | keyfield_t *interbuf = NULL; |
260 | keyfield_t *interbuf = NULL; |
283 | size_t intersize = 0; |
261 | size_t intersize = 0; |
284 | int i; |
262 | int i; |
285 | 263 | ||
286 | if (client_connected) { |
264 | if (client_connected) { |
287 | ipc_answer_0(iid, ELIMIT); |
265 | ipc_answer_0(iid, ELIMIT); |
288 | return; |
266 | return; |
289 | } |
267 | } |
290 | client_connected = 1; |
268 | client_connected = 1; |
291 | ipc_answer_0(iid, EOK); /* Accept connection */ |
269 | ipc_answer_0(iid, EOK); /* Accept connection */ |
292 | 270 | ||
293 | while (1) { |
271 | while (1) { |
294 | callid = async_get_call(&call); |
272 | callid = async_get_call(&call); |
295 | switch (IPC_GET_METHOD(call)) { |
273 | switch (IPC_GET_METHOD(call)) { |
296 | case IPC_M_PHONE_HUNGUP: |
274 | case IPC_M_PHONE_HUNGUP: |
297 | client_connected = 0; |
275 | client_connected = 0; |
298 | ipc_answer_0(callid, EOK); |
276 | ipc_answer_0(callid, EOK); |
299 | return; /* Exit thread */ |
277 | return; /* Exit thread */ |
300 | case IPC_M_SHARE_OUT: |
278 | case IPC_M_SHARE_OUT: |
301 | /* We accept one area for data interchange */ |
279 | /* We accept one area for data interchange */ |
302 | intersize = IPC_GET_ARG2(call); |
280 | intersize = IPC_GET_ARG2(call); |
303 | if (intersize >= scr_width * scr_height * |
281 | if (intersize >= scr_width * scr_height * |
304 | sizeof(*interbuf)) { |
282 | sizeof(*interbuf)) { |
305 | receive_comm_area(callid, &call, |
283 | receive_comm_area(callid, &call, |
306 | (void *) &interbuf); |
284 | (void *) &interbuf); |
307 | continue; |
285 | continue; |
308 | } |
286 | } |
309 | retval = EINVAL; |
287 | retval = EINVAL; |
310 | break; |
288 | break; |
311 | case FB_DRAW_TEXT_DATA: |
289 | case FB_DRAW_TEXT_DATA: |
- | 290 | col = IPC_GET_ARG1(call); |
|
- | 291 | row = IPC_GET_ARG2(call); |
|
- | 292 | w = IPC_GET_ARG3(call); |
|
- | 293 | h = IPC_GET_ARG4(call); |
|
312 | if (!interbuf) { |
294 | if (!interbuf) { |
313 | retval = EINVAL; |
295 | retval = EINVAL; |
314 | break; |
296 | break; |
315 | } |
297 | } |
- | 298 | if (col + w > scr_width || row + h > scr_height) { |
|
- | 299 | retval = EINVAL; |
|
- | 300 | break; |
|
- | 301 | } |
|
316 | draw_text_data(interbuf); |
302 | draw_text_data(interbuf, col, row, w, h); |
317 | retval = 0; |
303 | retval = 0; |
318 | break; |
304 | break; |
319 | case FB_GET_CSIZE: |
305 | case FB_GET_CSIZE: |
320 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
306 | ipc_answer_2(callid, EOK, scr_height, scr_width); |
321 | continue; |
307 | continue; |
322 | case FB_CLEAR: |
308 | case FB_CLEAR: |
323 | clrscr(); |
309 | clrscr(); |
324 | retval = 0; |
310 | retval = 0; |
325 | break; |
311 | break; |
326 | case FB_PUTCHAR: |
312 | case FB_PUTCHAR: |
327 | c = IPC_GET_ARG1(call); |
313 | c = IPC_GET_ARG1(call); |
328 | row = IPC_GET_ARG2(call); |
314 | row = IPC_GET_ARG2(call); |
329 | col = IPC_GET_ARG3(call); |
315 | col = IPC_GET_ARG3(call); |
330 | if (col >= scr_width || row >= scr_height) { |
316 | if (col >= scr_width || row >= scr_height) { |
331 | retval = EINVAL; |
317 | retval = EINVAL; |
332 | break; |
318 | break; |
333 | } |
319 | } |
334 | printchar(c, row, col); |
320 | printchar(c, row, col); |
335 | retval = 0; |
321 | retval = 0; |
336 | break; |
322 | break; |
337 | case FB_WRITE: |
- | |
338 | fb_write(callid, &call); |
- | |
339 | - | ||
340 | /* Message already answered */ |
- | |
341 | continue; |
- | |
342 | case FB_CURSOR_GOTO: |
323 | case FB_CURSOR_GOTO: |
343 | row = IPC_GET_ARG1(call); |
324 | row = IPC_GET_ARG1(call); |
344 | col = IPC_GET_ARG2(call); |
325 | col = IPC_GET_ARG2(call); |
345 | if (row >= scr_height || col >= scr_width) { |
326 | if (row >= scr_height || col >= scr_width) { |
346 | retval = EINVAL; |
327 | retval = EINVAL; |
347 | break; |
328 | break; |
348 | } |
329 | } |
349 | cursor_goto(row, col); |
330 | cursor_goto(row, col); |
350 | retval = 0; |
331 | retval = 0; |
351 | break; |
332 | break; |
352 | case FB_SCROLL: |
333 | case FB_SCROLL: |
353 | i = IPC_GET_ARG1(call); |
334 | i = IPC_GET_ARG1(call); |
354 | if (i > scr_height || i < -((int) scr_height)) { |
335 | if (i > scr_height || i < -((int) scr_height)) { |
355 | retval = EINVAL; |
336 | retval = EINVAL; |
356 | break; |
337 | break; |
357 | } |
338 | } |
358 | scroll(i); |
339 | scroll(i); |
359 | retval = 0; |
340 | retval = 0; |
360 | break; |
341 | break; |
361 | case FB_CURSOR_VISIBILITY: |
342 | case FB_CURSOR_VISIBILITY: |
362 | if (IPC_GET_ARG1(call)) |
343 | if (IPC_GET_ARG1(call)) |
363 | cursor_enable(); |
344 | cursor_enable(); |
364 | else |
345 | else |
365 | cursor_disable(); |
346 | cursor_disable(); |
366 | retval = 0; |
347 | retval = 0; |
367 | break; |
348 | break; |
368 | case FB_SET_STYLE: |
349 | case FB_SET_STYLE: |
369 | style = style_to_ega_style(IPC_GET_ARG1(call)); |
350 | style = style_to_ega_style(IPC_GET_ARG1(call)); |
370 | retval = 0; |
351 | retval = 0; |
371 | break; |
352 | break; |
372 | case FB_SET_COLOR: |
353 | case FB_SET_COLOR: |
373 | fg_color = IPC_GET_ARG1(call); |
354 | fg_color = IPC_GET_ARG1(call); |
374 | bg_color = IPC_GET_ARG2(call); |
355 | bg_color = IPC_GET_ARG2(call); |
375 | attr = IPC_GET_ARG3(call); |
356 | attr = IPC_GET_ARG3(call); |
376 | style = color_to_ega_style(fg_color, bg_color, attr); |
357 | style = color_to_ega_style(fg_color, bg_color, attr); |
377 | retval = 0; |
358 | retval = 0; |
378 | break; |
359 | break; |
379 | case FB_SET_RGB_COLOR: |
360 | case FB_SET_RGB_COLOR: |
380 | fg_rgb = IPC_GET_ARG1(call); |
361 | fg_rgb = IPC_GET_ARG1(call); |
381 | bg_rgb = IPC_GET_ARG2(call); |
362 | bg_rgb = IPC_GET_ARG2(call); |
382 | style = rgb_to_ega_style(fg_rgb, bg_rgb); |
363 | style = rgb_to_ega_style(fg_rgb, bg_rgb); |
383 | retval = 0; |
364 | retval = 0; |
384 | break; |
365 | break; |
385 | case FB_VP_DRAW_PIXMAP: |
366 | case FB_VP_DRAW_PIXMAP: |
386 | i = IPC_GET_ARG2(call); |
367 | i = IPC_GET_ARG2(call); |
387 | retval = print_screen(i); |
368 | retval = print_screen(i); |
388 | break; |
369 | break; |
389 | case FB_VP2PIXMAP: |
370 | case FB_VP2PIXMAP: |
390 | retval = save_screen(); |
371 | retval = save_screen(); |
391 | break; |
372 | break; |
392 | case FB_DROP_PIXMAP: |
373 | case FB_DROP_PIXMAP: |
393 | i = IPC_GET_ARG1(call); |
374 | i = IPC_GET_ARG1(call); |
394 | if (i >= MAX_SAVED_SCREENS) { |
375 | if (i >= MAX_SAVED_SCREENS) { |
395 | retval = EINVAL; |
376 | retval = EINVAL; |
396 | break; |
377 | break; |
397 | } |
378 | } |
398 | if (saved_screens[i].data) { |
379 | if (saved_screens[i].data) { |
399 | free(saved_screens[i].data); |
380 | free(saved_screens[i].data); |
400 | saved_screens[i].data = NULL; |
381 | saved_screens[i].data = NULL; |
401 | } |
382 | } |
402 | retval = 0; |
383 | retval = 0; |
403 | break; |
384 | break; |
404 | 385 | ||
405 | default: |
386 | default: |
406 | retval = EINVAL; |
387 | retval = EINVAL; |
407 | } |
388 | } |
408 | ipc_answer_0(callid, retval); |
389 | ipc_answer_0(callid, retval); |
409 | } |
390 | } |
410 | } |
391 | } |
411 | 392 | ||
412 | int ega_init(void) |
393 | int ega_init(void) |
413 | { |
394 | { |
414 | void *ega_ph_addr; |
395 | void *ega_ph_addr; |
415 | size_t sz; |
396 | size_t sz; |
416 | 397 | ||
417 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
398 | ega_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
418 | scr_width = sysinfo_value("fb.width"); |
399 | scr_width = sysinfo_value("fb.width"); |
419 | scr_height = sysinfo_value("fb.height"); |
400 | scr_height = sysinfo_value("fb.height"); |
420 | 401 | ||
421 | if (sysinfo_value("fb.blinking")) { |
402 | if (sysinfo_value("fb.blinking")) { |
422 | ega_normal_color &= 0x77; |
403 | ega_normal_color &= 0x77; |
423 | ega_inverted_color &= 0x77; |
404 | ega_inverted_color &= 0x77; |
424 | } |
405 | } |
425 | 406 | ||
426 | style = NORMAL_COLOR; |
407 | style = NORMAL_COLOR; |
427 | 408 | ||
428 | iospace_enable(task_get_id(), (void *) EGA_IO_BASE, 2); |
409 | iospace_enable(task_get_id(), (void *) EGA_IO_BASE, 2); |
429 | 410 | ||
430 | sz = scr_width * scr_height * 2; |
411 | sz = scr_width * scr_height * 2; |
431 | scr_addr = as_get_mappable_page(sz); |
412 | scr_addr = as_get_mappable_page(sz); |
432 | 413 | ||
433 | if (physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
414 | if (physmem_map(ega_ph_addr, scr_addr, ALIGN_UP(sz, PAGE_SIZE) >> |
434 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE) != 0) |
415 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE) != 0) |
435 | return -1; |
416 | return -1; |
436 | 417 | ||
437 | async_set_client_connection(ega_client_connection); |
418 | async_set_client_connection(ega_client_connection); |
438 | 419 | ||
439 | return 0; |
420 | return 0; |
440 | } |
421 | } |
441 | 422 | ||
442 | 423 | ||
443 | /** |
424 | /** |
444 | * @} |
425 | * @} |
445 | */ |
426 | */ |
446 | 427 |