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1 | /* |
1 | /* |
2 | * Copyright (C) 2006 Josef Cejka |
2 | * Copyright (C) 2006 Josef Cejka |
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 | 29 | ||
30 | #include <kbd.h> |
30 | #include <kbd.h> |
31 | #include <fb.h> |
31 | #include <fb.h> |
32 | #include <ipc/ipc.h> |
32 | #include <ipc/ipc.h> |
33 | #include <ipc/fb.h> |
33 | #include <ipc/fb.h> |
34 | #include <ipc/services.h> |
34 | #include <ipc/services.h> |
35 | #include <errno.h> |
35 | #include <errno.h> |
36 | #include <key_buffer.h> |
36 | #include <key_buffer.h> |
37 | #include <console.h> |
37 | #include <console.h> |
38 | #include <unistd.h> |
38 | #include <unistd.h> |
39 | #include <async.h> |
39 | #include <async.h> |
40 | #include <libadt/fifo.h> |
40 | #include <libadt/fifo.h> |
41 | #include <screenbuffer.h> |
41 | #include <screenbuffer.h> |
42 | 42 | ||
43 | #define CONSOLE_COUNT 8 |
43 | #define CONSOLE_COUNT 8 |
44 | #define MAX_KEYREQUESTS_BUFFERED 32 |
44 | #define MAX_KEYREQUESTS_BUFFERED 32 |
45 | 45 | ||
46 | #define NAME "CONSOLE" |
46 | #define NAME "CONSOLE" |
47 | 47 | ||
48 | int active_console = 1; |
48 | int active_console = 1; |
49 | 49 | ||
50 | struct { |
50 | struct { |
51 | int phone; /**< Framebuffer phone */ |
51 | int phone; /**< Framebuffer phone */ |
52 | int rows; /**< Framebuffer rows */ |
52 | int rows; /**< Framebuffer rows */ |
53 | int cols; /**< Framebuffer columns */ |
53 | int cols; /**< Framebuffer columns */ |
54 | } fb_info; |
54 | } fb_info; |
55 | 55 | ||
56 | typedef struct { |
56 | typedef struct { |
57 | keybuffer_t keybuffer; |
57 | keybuffer_t keybuffer; |
58 | FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED); |
58 | FIFO_CREATE_STATIC(keyrequests, ipc_callid_t , MAX_KEYREQUESTS_BUFFERED); |
59 | int keyrequest_counter; |
59 | int keyrequest_counter; |
60 | int client_phone; |
60 | int client_phone; |
61 | int used; |
61 | int used; |
62 | screenbuffer_t screenbuffer; |
62 | screenbuffer_t screenbuffer; |
63 | } connection_t; |
63 | } connection_t; |
64 | 64 | ||
65 | connection_t connections[CONSOLE_COUNT]; |
65 | connection_t connections[CONSOLE_COUNT]; |
66 | 66 | ||
67 | static int find_free_connection() |
67 | static int find_free_connection() |
68 | { |
68 | { |
69 | int i = 0; |
69 | int i = 0; |
70 | 70 | ||
71 | while (i < CONSOLE_COUNT) { |
71 | while (i < CONSOLE_COUNT) { |
72 | if (connections[i].used == 0) |
72 | if (connections[i].used == 0) |
73 | return i; |
73 | return i; |
74 | ++i; |
74 | ++i; |
75 | } |
75 | } |
76 | return CONSOLE_COUNT; |
76 | return CONSOLE_COUNT; |
77 | } |
77 | } |
78 | 78 | ||
79 | 79 | ||
80 | static int find_connection(int client_phone) |
80 | static int find_connection(int client_phone) |
81 | { |
81 | { |
82 | int i = 0; |
82 | int i = 0; |
83 | 83 | ||
84 | while (i < CONSOLE_COUNT) { |
84 | while (i < CONSOLE_COUNT) { |
85 | if (connections[i].client_phone == client_phone) |
85 | if (connections[i].client_phone == client_phone) |
86 | return i; |
86 | return i; |
87 | ++i; |
87 | ++i; |
88 | } |
88 | } |
89 | return CONSOLE_COUNT; |
89 | return CONSOLE_COUNT; |
90 | } |
90 | } |
91 | 91 | ||
92 | /* Handler for keyboard */ |
92 | /* Handler for keyboard */ |
93 | static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall) |
93 | static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall) |
94 | { |
94 | { |
95 | ipc_callid_t callid; |
95 | ipc_callid_t callid; |
96 | ipc_call_t call; |
96 | ipc_call_t call; |
97 | int retval; |
97 | int retval; |
98 | int i, j; |
98 | int i, j; |
99 | char c,d; |
99 | char c,d; |
100 | connection_t *conn; |
100 | connection_t *conn; |
101 | 101 | ||
102 | /* Ignore parameters, the connection is alread opened */ |
102 | /* Ignore parameters, the connection is alread opened */ |
103 | while (1) { |
103 | while (1) { |
104 | callid = async_get_call(&call); |
104 | callid = async_get_call(&call); |
105 | switch (IPC_GET_METHOD(call)) { |
105 | switch (IPC_GET_METHOD(call)) { |
106 | case IPC_M_PHONE_HUNGUP: |
106 | case IPC_M_PHONE_HUNGUP: |
107 | ipc_answer_fast(callid,0,0,0); |
107 | ipc_answer_fast(callid,0,0,0); |
108 | /* TODO: Handle hangup */ |
108 | /* TODO: Handle hangup */ |
109 | return; |
109 | return; |
110 | case KBD_PUSHCHAR: |
110 | case KBD_PUSHCHAR: |
111 | /* got key from keyboard driver */ |
111 | /* got key from keyboard driver */ |
112 | 112 | ||
113 | retval = 0; |
113 | retval = 0; |
114 | c = IPC_GET_ARG1(call); |
114 | c = IPC_GET_ARG1(call); |
115 | /* switch to another virtual console */ |
115 | /* switch to another virtual console */ |
116 | 116 | ||
117 | conn = &connections[active_console]; |
117 | conn = &connections[active_console]; |
118 | if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) { |
118 | // if ((c >= KBD_KEY_F1) && (c < KBD_KEY_F1 + CONSOLE_COUNT)) { |
- | 119 | if ((c >= '1') && (c < '1' + CONSOLE_COUNT)) { |
|
119 | /*FIXME: draw another console content from buffer */ |
120 | /*FIXME: draw another console content from buffer */ |
120 | 121 | ||
121 | active_console = c - KBD_KEY_F1; |
122 | active_console = c - '1'; |
122 | conn = &connections[active_console]; |
123 | conn = &connections[active_console]; |
123 | 124 | ||
124 | ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 0, NULL, NULL); |
125 | ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 0, NULL, NULL); |
125 | ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL); |
126 | ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL); |
126 | for (i = 0; i < conn->screenbuffer.size_x; i++) |
127 | for (i = 0; i < conn->screenbuffer.size_x; i++) |
127 | for (j = 0; j < conn->screenbuffer.size_y; j++) { |
128 | for (j = 0; j < conn->screenbuffer.size_y; j++) { |
128 | d = get_field_at(&(conn->screenbuffer),i, j)->character; |
129 | d = get_field_at(&(conn->screenbuffer),i, j)->character; |
129 | if (d && d != ' ') |
130 | if (d && d != ' ') |
130 | ipc_call_async_3(fb_info.phone, FB_PUTCHAR, d, j, i, NULL, NULL); |
131 | ipc_call_async_3(fb_info.phone, FB_PUTCHAR, d, j, i, NULL, NULL); |
131 | } |
132 | } |
132 | ipc_call_async_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x, NULL, NULL); |
133 | ipc_call_async_2(fb_info.phone, FB_CURSOR_GOTO, conn->screenbuffer.position_y, conn->screenbuffer.position_x, NULL, NULL); |
133 | ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL, NULL); |
134 | ipc_call_async(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL, NULL); |
134 | 135 | ||
135 | break; |
136 | break; |
136 | } |
137 | } |
137 | 138 | ||
138 | /* if client is awaiting key, send it */ |
139 | /* if client is awaiting key, send it */ |
139 | if (conn->keyrequest_counter > 0) { |
140 | if (conn->keyrequest_counter > 0) { |
140 | conn->keyrequest_counter--; |
141 | conn->keyrequest_counter--; |
141 | ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0); |
142 | ipc_answer_fast(fifo_pop(conn->keyrequests), 0, c, 0); |
142 | break; |
143 | break; |
143 | } |
144 | } |
144 | 145 | ||
145 | /*FIXME: else store key to its buffer */ |
146 | /*FIXME: else store key to its buffer */ |
146 | keybuffer_push(&conn->keybuffer, c); |
147 | keybuffer_push(&conn->keybuffer, c); |
147 | 148 | ||
148 | break; |
149 | break; |
149 | default: |
150 | default: |
150 | retval = ENOENT; |
151 | retval = ENOENT; |
151 | } |
152 | } |
152 | ipc_answer_fast(callid, retval, 0, 0); |
153 | ipc_answer_fast(callid, retval, 0, 0); |
153 | } |
154 | } |
154 | } |
155 | } |
155 | 156 | ||
156 | /** Default thread for new connections */ |
157 | /** Default thread for new connections */ |
157 | void client_connection(ipc_callid_t iid, ipc_call_t *icall) |
158 | void client_connection(ipc_callid_t iid, ipc_call_t *icall) |
158 | { |
159 | { |
159 | ipc_callid_t callid; |
160 | ipc_callid_t callid; |
160 | ipc_call_t call; |
161 | ipc_call_t call; |
161 | int consnum; |
162 | int consnum; |
162 | ipcarg_t arg1; |
163 | ipcarg_t arg1; |
163 | 164 | ||
164 | if ((consnum = find_free_connection()) == CONSOLE_COUNT) { |
165 | if ((consnum = find_free_connection()) == CONSOLE_COUNT) { |
165 | ipc_answer_fast(iid,ELIMIT,0,0); |
166 | ipc_answer_fast(iid,ELIMIT,0,0); |
166 | return; |
167 | return; |
167 | } |
168 | } |
168 | 169 | ||
169 | connections[consnum].used = 1; |
170 | connections[consnum].used = 1; |
170 | connections[consnum].client_phone = IPC_GET_ARG3(call); |
171 | connections[consnum].client_phone = IPC_GET_ARG3(call); |
171 | screenbuffer_clear(&(connections[consnum].screenbuffer)); |
172 | screenbuffer_clear(&(connections[consnum].screenbuffer)); |
172 | 173 | ||
173 | /* Accept the connection */ |
174 | /* Accept the connection */ |
174 | ipc_answer_fast(iid,0,0,0); |
175 | ipc_answer_fast(iid,0,0,0); |
175 | 176 | ||
176 | while (1) { |
177 | while (1) { |
177 | callid = async_get_call(&call); |
178 | callid = async_get_call(&call); |
178 | switch (IPC_GET_METHOD(call)) { |
179 | switch (IPC_GET_METHOD(call)) { |
179 | case IPC_M_PHONE_HUNGUP: |
180 | case IPC_M_PHONE_HUNGUP: |
180 | /* TODO */ |
181 | /* TODO */ |
181 | ipc_answer_fast(callid, 0,0,0); |
182 | ipc_answer_fast(callid, 0,0,0); |
182 | return; |
183 | return; |
183 | case CONSOLE_PUTCHAR: |
184 | case CONSOLE_PUTCHAR: |
184 | 185 | ||
185 | /* Send message to fb */ |
186 | /* Send message to fb */ |
186 | if (consnum == active_console) { |
187 | if (consnum == active_console) { |
187 | ipc_call_async_3(fb_info.phone, FB_PUTCHAR, IPC_GET_ARG2(call), connections[consnum].screenbuffer.position_y, \ |
188 | ipc_call_async_3(fb_info.phone, FB_PUTCHAR, IPC_GET_ARG2(call), connections[consnum].screenbuffer.position_y, \ |
188 | connections[consnum].screenbuffer.position_x, NULL, NULL); |
189 | connections[consnum].screenbuffer.position_x, NULL, NULL); |
189 | } |
190 | } |
190 | 191 | ||
191 | screenbuffer_putchar(&(connections[consnum].screenbuffer), IPC_GET_ARG2(call)); |
192 | screenbuffer_putchar(&(connections[consnum].screenbuffer), IPC_GET_ARG2(call)); |
192 | break; |
193 | break; |
193 | case CONSOLE_CLEAR: |
194 | case CONSOLE_CLEAR: |
194 | /* Send message to fb */ |
195 | /* Send message to fb */ |
195 | if (consnum == active_console) { |
196 | if (consnum == active_console) { |
196 | ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL); |
197 | ipc_call_async_2(fb_info.phone, FB_CLEAR, 0, 0, NULL, NULL); |
197 | } |
198 | } |
198 | 199 | ||
199 | screenbuffer_clear(&(connections[consnum].screenbuffer)); |
200 | screenbuffer_clear(&(connections[consnum].screenbuffer)); |
200 | 201 | ||
201 | break; |
202 | break; |
202 | case CONSOLE_GOTO: |
203 | case CONSOLE_GOTO: |
203 | 204 | ||
204 | screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call)); |
205 | screenbuffer_goto(&(connections[consnum].screenbuffer), IPC_GET_ARG1(call), IPC_GET_ARG2(call)); |
205 | 206 | ||
206 | break; |
207 | break; |
207 | 208 | ||
208 | case CONSOLE_GETCHAR: |
209 | case CONSOLE_GETCHAR: |
209 | if (keybuffer_empty(&(connections[consnum].keybuffer))) { |
210 | if (keybuffer_empty(&(connections[consnum].keybuffer))) { |
210 | /* buffer is empty -> store request */ |
211 | /* buffer is empty -> store request */ |
211 | if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) { |
212 | if (connections[consnum].keyrequest_counter < MAX_KEYREQUESTS_BUFFERED) { |
212 | fifo_push(connections[consnum].keyrequests, callid); |
213 | fifo_push(connections[consnum].keyrequests, callid); |
213 | connections[consnum].keyrequest_counter++; |
214 | connections[consnum].keyrequest_counter++; |
214 | } else { |
215 | } else { |
215 | /* no key available and too many requests => fail */ |
216 | /* no key available and too many requests => fail */ |
216 | ipc_answer_fast(callid, ELIMIT, 0, 0); |
217 | ipc_answer_fast(callid, ELIMIT, 0, 0); |
217 | } |
218 | } |
218 | continue; |
219 | continue; |
219 | }; |
220 | }; |
220 | keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1); |
221 | keybuffer_pop(&(connections[consnum].keybuffer), (char *)&arg1); |
221 | 222 | ||
222 | break; |
223 | break; |
223 | } |
224 | } |
224 | ipc_answer_fast(callid, 0, arg1, 0); |
225 | ipc_answer_fast(callid, 0, arg1, 0); |
225 | } |
226 | } |
226 | } |
227 | } |
227 | 228 | ||
228 | int main(int argc, char *argv[]) |
229 | int main(int argc, char *argv[]) |
229 | { |
230 | { |
230 | ipcarg_t phonehash; |
231 | ipcarg_t phonehash; |
231 | int kbd_phone, fb_phone; |
232 | int kbd_phone, fb_phone; |
232 | ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef; |
233 | ipcarg_t retval, arg1 = 0xdead, arg2 = 0xbeef; |
233 | int i; |
234 | int i; |
- | 235 | ||
- | 236 | async_set_client_connection(client_connection); |
|
234 | 237 | ||
235 | /* Connect to keyboard driver */ |
238 | /* Connect to keyboard driver */ |
236 | 239 | ||
237 | while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) { |
240 | while ((kbd_phone = ipc_connect_me_to(PHONE_NS, SERVICE_KEYBOARD, 0)) < 0) { |
238 | usleep(10000); |
241 | usleep(10000); |
239 | }; |
242 | }; |
240 | 243 | ||
241 | if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) { |
244 | if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, &phonehash) != 0) { |
242 | return -1; |
245 | return -1; |
243 | }; |
246 | }; |
244 | async_new_connection(phonehash, 0, NULL, keyboard_events); |
247 | async_new_connection(phonehash, 0, NULL, keyboard_events); |
245 | 248 | ||
246 | /* Connect to framebuffer driver */ |
249 | /* Connect to framebuffer driver */ |
247 | 250 | ||
248 | while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) { |
251 | while ((fb_info.phone = ipc_connect_me_to(PHONE_NS, SERVICE_VIDEO, 0)) < 0) { |
249 | usleep(10000); |
252 | usleep(10000); |
250 | } |
253 | } |
251 | 254 | ||
252 | ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols)); |
255 | ipc_call_sync_2(fb_info.phone, FB_GET_CSIZE, 0, 0, &(fb_info.rows), &(fb_info.cols)); |
253 | ipc_call_sync(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL); |
256 | ipc_call_sync(fb_info.phone, FB_CURSOR_VISIBILITY, 1, NULL); |
254 | 257 | ||
255 | /* Init virtual consoles */ |
258 | /* Init virtual consoles */ |
256 | for (i = 0; i < CONSOLE_COUNT; i++) { |
259 | for (i = 0; i < CONSOLE_COUNT; i++) { |
257 | connections[i].used = 0; |
260 | connections[i].used = 0; |
258 | keybuffer_init(&(connections[i].keybuffer)); |
261 | keybuffer_init(&(connections[i].keybuffer)); |
259 | 262 | ||
260 | connections[i].keyrequests.head = connections[i].keyrequests.tail = 0; |
263 | connections[i].keyrequests.head = connections[i].keyrequests.tail = 0; |
261 | connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED; |
264 | connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED; |
262 | connections[i].keyrequest_counter = 0; |
265 | connections[i].keyrequest_counter = 0; |
263 | 266 | ||
264 | if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) { |
267 | if (screenbuffer_init(&(connections[i].screenbuffer), fb_info.cols, fb_info.rows ) == NULL) { |
265 | /*FIXME: handle error */ |
268 | /*FIXME: handle error */ |
266 | return -1; |
269 | return -1; |
267 | } |
270 | } |
268 | } |
271 | } |
269 | 272 | ||
270 | if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) { |
273 | if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, &phonehash) != 0) { |
271 | return -1; |
274 | return -1; |
272 | }; |
275 | }; |
273 | 276 | ||
274 | async_manager(); |
277 | async_manager(); |
275 | 278 | ||
276 | return 0; |
279 | return 0; |
277 | } |
280 | } |
278 | 281 |