source: mainline/uspace/lib/fb/fb.c@ 04cd242

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 04cd242 was 7c014d1, checked in by Martin Decky <martin@…>, 14 years ago

console and framebuffer server rewrite
  • Property mode set to 100644
File size: 7.3 KB
RevLine 
[7c014d1]1/*
2 * Copyright (c) 2011 Martin Decky
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
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
15 * derived from this software without specific prior written permission.
16 *
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
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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
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
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup libc
30 * @{
31 */
32/** @file
33 */
34
35#include <async.h>
36#include <errno.h>
37#include <as.h>
38#include "fb.h"
39
40static async_exch_t *vp_exchange_begin(async_sess_t *sess, vp_handle_t vp)
41{
42 vp_handle_t cur_vp = (vp_handle_t) async_remote_state_acquire(sess);
43 async_exch_t *exch = async_exchange_begin(sess);
44
45 if (cur_vp != vp) {
46 int ret = async_req_1_0(exch, FB_VP_FOCUS, vp);
47 if (ret != EOK) {
48 async_exchange_end(exch);
49 return NULL;
50 }
51
52 async_remote_state_update(sess, (void *) vp);
53 }
54
55 return exch;
56}
57
58static void vp_exchange_end(async_exch_t *exch)
59{
60 async_remote_state_release_exchange(exch);
61}
62
63int fb_get_resolution(async_sess_t *sess, sysarg_t *maxx, sysarg_t *maxy)
64{
65 async_exch_t *exch = async_exchange_begin(sess);
66 int ret = async_req_0_2(exch, FB_GET_RESOLUTION, maxx, maxy);
67 async_exchange_end(exch);
68
69 return ret;
70}
71
72int fb_yield(async_sess_t *sess)
73{
74 async_exch_t *exch = async_exchange_begin(sess);
75 int ret = async_req_0_0(exch, FB_YIELD);
76 async_exchange_end(exch);
77
78 return ret;
79}
80
81int fb_claim(async_sess_t *sess)
82{
83 async_exch_t *exch = async_exchange_begin(sess);
84 int ret = async_req_0_0(exch, FB_CLAIM);
85 async_exchange_end(exch);
86
87 return ret;
88}
89
90int fb_pointer_update(async_sess_t *sess, sysarg_t x, sysarg_t y, bool visible)
91{
92 async_exch_t *exch = async_exchange_begin(sess);
93 int ret = async_req_3_0(exch, FB_POINTER_UPDATE, x, y, visible);
94 async_exchange_end(exch);
95
96 return ret;
97}
98
99vp_handle_t fb_vp_create(async_sess_t *sess, sysarg_t x, sysarg_t y,
100 sysarg_t width, sysarg_t height)
101{
102 async_exch_t *exch = async_exchange_begin(sess);
103
104 vp_handle_t handle;
105 int ret = async_req_4_1(exch, FB_VP_CREATE, x, y, width, height,
106 &handle);
107
108 async_exchange_end(exch);
109
110 if (ret != EOK)
111 return 0;
112
113 return handle;
114}
115
116frontbuf_handle_t fb_frontbuf_create(async_sess_t *sess,
117 screenbuffer_t *frontbuf)
118{
119 async_exch_t *exch = async_exchange_begin(sess);
120
121 ipc_call_t answer;
122 aid_t req = async_send_0(exch, FB_FRONTBUF_CREATE, &answer);
123 int rc = async_share_out_start(exch, frontbuf, AS_AREA_READ
124 | AS_AREA_WRITE | AS_AREA_CACHEABLE);
125
126 async_exchange_end(exch);
127
128 sysarg_t ret;
129 async_wait_for(req, &ret);
130
131 if ((rc != EOK) || (ret != EOK))
132 return 0;
133
134 return (frontbuf_handle_t) IPC_GET_ARG1(answer);
135}
136
137imagemap_handle_t fb_imagemap_create(async_sess_t *sess, imgmap_t *imgmap)
138{
139 async_exch_t *exch = async_exchange_begin(sess);
140
141 ipc_call_t answer;
142 aid_t req = async_send_0(exch, FB_IMAGEMAP_CREATE, &answer);
143 int rc = async_share_out_start(exch, imgmap, AS_AREA_READ
144 | AS_AREA_WRITE | AS_AREA_CACHEABLE);
145
146 async_exchange_end(exch);
147
148 sysarg_t ret;
149 async_wait_for(req, &ret);
150
151 if ((rc != EOK) || (ret != EOK))
152 return 0;
153
154 return (imagemap_handle_t) IPC_GET_ARG1(answer);
155}
156
157sequence_handle_t fb_sequence_create(async_sess_t *sess)
158{
159 async_exch_t *exch = async_exchange_begin(sess);
160
161 sysarg_t ret;
162 int rc = async_req_0_1(exch, FB_SEQUENCE_CREATE, &ret);
163
164 async_exchange_end(exch);
165
166 if (rc != EOK)
167 return 0;
168
169 return (sequence_handle_t) ret;
170}
171
172int fb_vp_get_dimensions(async_sess_t *sess, vp_handle_t vp, sysarg_t *cols,
173 sysarg_t *rows)
174{
175 async_exch_t *exch = vp_exchange_begin(sess, vp);
176 int ret = async_req_0_2(exch, FB_VP_GET_DIMENSIONS, cols, rows);
177 vp_exchange_end(exch);
178
179 return ret;
180}
181
182int fb_vp_get_caps(async_sess_t *sess, vp_handle_t vp, console_caps_t *ccaps)
183{
184 async_exch_t *exch = vp_exchange_begin(sess, vp);
185
186 sysarg_t rv;
187 int ret = async_req_0_1(exch, FB_VP_GET_CAPS, &rv);
188
189 vp_exchange_end(exch);
190
191 if (ret == EOK)
192 *ccaps = (console_caps_t) rv;
193
194 return ret;
195}
196
197int fb_vp_clear(async_sess_t *sess, vp_handle_t vp)
198{
199 async_exch_t *exch = vp_exchange_begin(sess, vp);
200 int ret = async_req_0_0(exch, FB_VP_CLEAR);
201 vp_exchange_end(exch);
202
203 return ret;
204}
205
206int fb_vp_cursor_update(async_sess_t *sess, vp_handle_t vp,
207 frontbuf_handle_t frontbuf)
208{
209 async_exch_t *exch = vp_exchange_begin(sess, vp);
210 int ret = async_req_1_0(exch, FB_VP_CURSOR_UPDATE, frontbuf);
211 vp_exchange_end(exch);
212
213 return ret;
214}
215
216int fb_vp_set_style(async_sess_t *sess, vp_handle_t vp, console_style_t style)
217{
218 async_exch_t *exch = vp_exchange_begin(sess, vp);
219 int ret = async_req_1_0(exch, FB_VP_SET_STYLE, style);
220 vp_exchange_end(exch);
221
222 return ret;
223}
224
225int fb_vp_putchar(async_sess_t *sess, vp_handle_t vp, sysarg_t col,
226 sysarg_t row, wchar_t ch)
227{
228 async_exch_t *exch = vp_exchange_begin(sess, vp);
229 int ret = async_req_3_0(exch, FB_VP_PUTCHAR, col, row, ch);
230 vp_exchange_end(exch);
231
232 return ret;
233}
234
235int fb_vp_update(async_sess_t *sess, vp_handle_t vp, frontbuf_handle_t frontbuf)
236{
237 async_exch_t *exch = vp_exchange_begin(sess, vp);
238 int ret = async_req_1_0(exch, FB_VP_UPDATE, frontbuf);
239 vp_exchange_end(exch);
240
241 return ret;
242}
243
244int fb_vp_damage(async_sess_t *sess, vp_handle_t vp, frontbuf_handle_t frontbuf,
245 sysarg_t col, sysarg_t row, sysarg_t cols, sysarg_t rows)
246{
247 async_exch_t *exch = vp_exchange_begin(sess, vp);
248 int ret = async_req_5_0(exch, FB_VP_DAMAGE, frontbuf, col, row,
249 cols, rows);
250 vp_exchange_end(exch);
251
252 return ret;
253}
254
255int fb_vp_imagemap_damage(async_sess_t *sess, vp_handle_t vp,
256 imagemap_handle_t imagemap, sysarg_t x, sysarg_t y, sysarg_t width,
257 sysarg_t height)
258{
259 async_exch_t *exch = vp_exchange_begin(sess, vp);
260 int ret = async_req_5_0(exch, FB_VP_IMAGEMAP_DAMAGE, imagemap, x, y,
261 width, height);
262 vp_exchange_end(exch);
263
264 return ret;
265}
266
267int fb_sequence_add_imagemap(async_sess_t *sess, sequence_handle_t sequence,
268 imagemap_handle_t imagemap)
269{
270 async_exch_t *exch = async_exchange_begin(sess);
271 int ret = async_req_2_0(exch, FB_SEQUENCE_ADD_IMAGEMAP, sequence,
272 imagemap);
273 async_exchange_end(exch);
274
275 return ret;
276}
277
278int fb_vp_sequence_start(async_sess_t *sess, vp_handle_t vp,
279 sequence_handle_t sequence)
280{
281 async_exch_t *exch = vp_exchange_begin(sess, vp);
282 int ret = async_req_1_0(exch, FB_VP_SEQUENCE_START, sequence);
283 vp_exchange_end(exch);
284
285 return ret;
286}
287
288/** @}
289 */
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