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Rev | Author | Line No. | Line |
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1445 | cejka | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2006 Josef Cejka |
1445 | cejka | 3 | * All rights reserved. |
4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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1649 | cejka | 28 | |
1740 | jermar | 29 | /** @addtogroup console |
1649 | cejka | 30 | * @{ |
31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
2618 | jermar | 35 | #include <libc.h> |
1451 | cejka | 36 | #include <fb.h> |
1445 | cejka | 37 | #include <ipc/ipc.h> |
3924 | svoboda | 38 | #include <kbd.h> |
3923 | svoboda | 39 | #include <kbd/keycode.h> |
1451 | cejka | 40 | #include <ipc/fb.h> |
1445 | cejka | 41 | #include <ipc/services.h> |
42 | #include <errno.h> |
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1451 | cejka | 43 | #include <key_buffer.h> |
3747 | svoboda | 44 | #include <ipc/console.h> |
1453 | palkovsky | 45 | #include <unistd.h> |
46 | #include <async.h> |
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1481 | cejka | 47 | #include <libadt/fifo.h> |
1487 | cejka | 48 | #include <screenbuffer.h> |
1867 | jermar | 49 | #include <sys/mman.h> |
3084 | decky | 50 | #include <stdio.h> |
3761 | decky | 51 | #include <sysinfo.h> |
1445 | cejka | 52 | |
3767 | svoboda | 53 | #include "console.h" |
1522 | palkovsky | 54 | #include "gcons.h" |
55 | |||
1481 | cejka | 56 | #define MAX_KEYREQUESTS_BUFFERED 32 |
1451 | cejka | 57 | |
3084 | decky | 58 | #define NAME "console" |
1445 | cejka | 59 | |
1526 | cejka | 60 | /** Index of currently used virtual console. |
61 | */ |
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1512 | cejka | 62 | int active_console = 0; |
3761 | decky | 63 | int prev_console = 0; |
1453 | palkovsky | 64 | |
4167 | svoboda | 65 | /** Information about framebuffer */ |
1487 | cejka | 66 | struct { |
67 | int phone; /**< Framebuffer phone */ |
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1506 | cejka | 68 | ipcarg_t rows; /**< Framebuffer rows */ |
69 | ipcarg_t cols; /**< Framebuffer columns */ |
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1487 | cejka | 70 | } fb_info; |
71 | |||
1451 | cejka | 72 | typedef struct { |
1526 | cejka | 73 | keybuffer_t keybuffer; /**< Buffer for incoming keys. */ |
2025 | jermar | 74 | /** Buffer for unsatisfied request for keys. */ |
75 | FIFO_CREATE_STATIC(keyrequests, ipc_callid_t, |
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76 | MAX_KEYREQUESTS_BUFFERED); |
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1526 | cejka | 77 | int keyrequest_counter; /**< Number of requests in buffer. */ |
78 | int client_phone; /**< Phone to connected client. */ |
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2025 | jermar | 79 | int used; /**< 1 if this virtual console is |
80 | * connected to some client.*/ |
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81 | screenbuffer_t screenbuffer; /**< Screenbuffer for saving screen |
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82 | * contents and related settings. */ |
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1451 | cejka | 83 | } connection_t; |
84 | |||
2025 | jermar | 85 | static connection_t connections[CONSOLE_COUNT]; /**< Array of data for virtual |
86 | * consoles */ |
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87 | static keyfield_t *interbuffer = NULL; /**< Pointer to memory shared |
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88 | * with framebufer used for |
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89 | * faster virtual console |
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2069 | jermar | 90 | * switching */ |
1506 | cejka | 91 | |
4167 | svoboda | 92 | /** Information on row-span yet unsent to FB driver. */ |
93 | struct { |
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94 | int row; /**< Row where the span lies. */ |
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95 | int col; /**< Leftmost column of the span. */ |
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96 | int n; /**< Width of the span. */ |
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97 | } fb_pending; |
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1506 | cejka | 98 | |
4164 | svoboda | 99 | /** Size of cwrite_buf. */ |
100 | #define CWRITE_BUF_SIZE 256 |
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101 | |||
102 | /** Buffer for receiving data via the CONSOLE_WRITE call from the client. */ |
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103 | static char cwrite_buf[CWRITE_BUF_SIZE]; |
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104 | |||
4167 | svoboda | 105 | static void fb_putchar(char c, int row, int col); |
4164 | svoboda | 106 | |
4167 | svoboda | 107 | |
1526 | cejka | 108 | /** Find unused virtual console. |
109 | * |
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110 | */ |
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1574 | palkovsky | 111 | static int find_free_connection(void) |
1451 | cejka | 112 | { |
2069 | jermar | 113 | int i; |
1451 | cejka | 114 | |
2069 | jermar | 115 | for (i = 0; i < CONSOLE_COUNT; i++) { |
1574 | palkovsky | 116 | if (!connections[i].used) |
1451 | cejka | 117 | return i; |
118 | } |
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1574 | palkovsky | 119 | return -1; |
1451 | cejka | 120 | } |
121 | |||
1552 | palkovsky | 122 | static void clrscr(void) |
123 | { |
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2621 | jermar | 124 | async_msg_0(fb_info.phone, FB_CLEAR); |
1552 | palkovsky | 125 | } |
126 | |||
3735 | decky | 127 | static void curs_visibility(bool visible) |
1552 | palkovsky | 128 | { |
3735 | decky | 129 | async_msg_1(fb_info.phone, FB_CURSOR_VISIBILITY, visible); |
1552 | palkovsky | 130 | } |
131 | |||
3735 | decky | 132 | static void curs_hide_sync(void) |
133 | { |
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134 | ipc_call_sync_1_0(fb_info.phone, FB_CURSOR_VISIBILITY, false); |
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135 | } |
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136 | |||
1552 | palkovsky | 137 | static void curs_goto(int row, int col) |
138 | { |
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1610 | palkovsky | 139 | async_msg_2(fb_info.phone, FB_CURSOR_GOTO, row, col); |
1552 | palkovsky | 140 | } |
141 | |||
3767 | svoboda | 142 | static void set_style(int style) |
1552 | palkovsky | 143 | { |
3767 | svoboda | 144 | async_msg_1(fb_info.phone, FB_SET_STYLE, style); |
1552 | palkovsky | 145 | } |
146 | |||
3767 | svoboda | 147 | static void set_color(int fgcolor, int bgcolor, int flags) |
1552 | palkovsky | 148 | { |
3767 | svoboda | 149 | async_msg_3(fb_info.phone, FB_SET_COLOR, fgcolor, bgcolor, flags); |
1552 | palkovsky | 150 | } |
151 | |||
3767 | svoboda | 152 | static void set_rgb_color(int fgcolor, int bgcolor) |
153 | { |
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154 | async_msg_2(fb_info.phone, FB_SET_RGB_COLOR, fgcolor, bgcolor); |
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155 | } |
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156 | |||
157 | static void set_attrs(attrs_t *attrs) |
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158 | { |
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159 | switch (attrs->t) { |
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160 | case at_style: |
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161 | set_style(attrs->a.s.style); |
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162 | break; |
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163 | |||
164 | case at_idx: |
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165 | set_color(attrs->a.i.fg_color, attrs->a.i.bg_color, |
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166 | attrs->a.i.flags); |
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167 | break; |
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168 | |||
169 | case at_rgb: |
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170 | set_rgb_color(attrs->a.r.fg_color, attrs->a.r.bg_color); |
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171 | break; |
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172 | } |
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173 | } |
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174 | |||
4167 | svoboda | 175 | /** Send an area of screenbuffer to the FB driver. */ |
176 | static void fb_update_area(connection_t *conn, int x, int y, int w, int h) |
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4164 | svoboda | 177 | { |
4167 | svoboda | 178 | int i, j; |
179 | int rc; |
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180 | attrs_t *attrs; |
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181 | keyfield_t *field; |
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4164 | svoboda | 182 | |
4167 | svoboda | 183 | if (interbuffer) { |
184 | for (j = 0; j < h; j++) { |
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185 | for (i = 0; i < w; i++) { |
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186 | interbuffer[i + j * w] = |
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187 | *get_field_at(&conn->screenbuffer, |
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188 | x + i, y + j); |
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189 | } |
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190 | } |
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4164 | svoboda | 191 | |
4167 | svoboda | 192 | rc = async_req_4_0(fb_info.phone, FB_DRAW_TEXT_DATA, |
193 | x, y, w, h); |
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194 | } else { |
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195 | rc = ENOTSUP; |
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4164 | svoboda | 196 | } |
197 | |||
4167 | svoboda | 198 | if (rc != 0) { |
199 | attrs = &conn->screenbuffer.attrs; |
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4164 | svoboda | 200 | |
4167 | svoboda | 201 | for (j = 0; j < h; j++) { |
202 | for (i = 0; i < w; i++) { |
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203 | field = get_field_at(&conn->screenbuffer, |
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204 | x + i, y + j); |
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205 | if (!attrs_same(*attrs, field->attrs)) |
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206 | set_attrs(&field->attrs); |
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207 | attrs = &field->attrs; |
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208 | |||
209 | fb_putchar(field->character, y + j, x + i); |
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210 | } |
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211 | } |
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212 | } |
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4164 | svoboda | 213 | } |
214 | |||
4167 | svoboda | 215 | /** Flush pending cells to FB. */ |
216 | static void fb_pending_flush(void) |
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4164 | svoboda | 217 | { |
218 | screenbuffer_t *scr; |
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219 | |||
4167 | svoboda | 220 | scr = &(connections[active_console].screenbuffer); |
4164 | svoboda | 221 | |
4167 | svoboda | 222 | if (fb_pending.n > 0) { |
223 | fb_update_area(&connections[active_console], fb_pending.col, |
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224 | fb_pending.row, fb_pending.n, 1); |
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225 | fb_pending.n = 0; |
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4164 | svoboda | 226 | } |
227 | } |
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228 | |||
4167 | svoboda | 229 | /** Mark a character cell as changed. |
230 | * |
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231 | * This adds the cell to the pending rowspan if possible. Otherwise |
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232 | * the old span is flushed first. |
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233 | */ |
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234 | static void cell_mark_changed(int row, int col) |
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1552 | palkovsky | 235 | { |
4167 | svoboda | 236 | if (fb_pending.n != 0) { |
237 | if (row != fb_pending.row || |
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238 | col != fb_pending.col + fb_pending.n) { |
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239 | fb_pending_flush(); |
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240 | } |
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241 | } |
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4164 | svoboda | 242 | |
4167 | svoboda | 243 | if (fb_pending.n == 0) { |
244 | fb_pending.row = row; |
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245 | fb_pending.col = col; |
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4164 | svoboda | 246 | } |
247 | |||
4167 | svoboda | 248 | ++fb_pending.n; |
1552 | palkovsky | 249 | } |
250 | |||
4167 | svoboda | 251 | |
252 | /** Print a character to the active VC with buffering. */ |
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253 | static void fb_putchar(char c, int row, int col) |
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254 | { |
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255 | async_msg_3(fb_info.phone, FB_PUTCHAR, c, row, col); |
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256 | } |
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257 | |||
258 | /** Process a character from the client (TTY emulation). */ |
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1497 | cejka | 259 | static void write_char(int console, char key) |
260 | { |
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4164 | svoboda | 261 | bool flush_cursor = false; |
1497 | cejka | 262 | screenbuffer_t *scr = &(connections[console].screenbuffer); |
4164 | svoboda | 263 | |
1497 | cejka | 264 | switch (key) { |
2025 | jermar | 265 | case '\n': |
4167 | svoboda | 266 | fb_pending_flush(); |
4164 | svoboda | 267 | flush_cursor = true; |
2069 | jermar | 268 | scr->position_y++; |
269 | scr->position_x = 0; |
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2025 | jermar | 270 | break; |
271 | case '\r': |
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272 | break; |
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273 | case '\t': |
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274 | scr->position_x += 8; |
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275 | scr->position_x -= scr->position_x % 8; |
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276 | break; |
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277 | case '\b': |
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278 | if (scr->position_x == 0) |
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1497 | cejka | 279 | break; |
2025 | jermar | 280 | scr->position_x--; |
281 | if (console == active_console) |
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4167 | svoboda | 282 | cell_mark_changed(scr->position_y, scr->position_x); |
2025 | jermar | 283 | screenbuffer_putchar(scr, ' '); |
284 | break; |
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285 | default: |
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286 | if (console == active_console) |
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4167 | svoboda | 287 | cell_mark_changed(scr->position_y, scr->position_x); |
1497 | cejka | 288 | |
2025 | jermar | 289 | screenbuffer_putchar(scr, key); |
290 | scr->position_x++; |
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1497 | cejka | 291 | } |
4164 | svoboda | 292 | |
293 | if (scr->position_x >= scr->size_x) { |
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294 | flush_cursor = true; |
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295 | scr->position_y++; |
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296 | } |
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1497 | cejka | 297 | |
298 | if (scr->position_y >= scr->size_y) { |
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4167 | svoboda | 299 | fb_pending_flush(); |
1497 | cejka | 300 | scr->position_y = scr->size_y - 1; |
1674 | palkovsky | 301 | screenbuffer_clear_line(scr, scr->top_line); |
2069 | jermar | 302 | scr->top_line = (scr->top_line + 1) % scr->size_y; |
1518 | palkovsky | 303 | if (console == active_console) |
2621 | jermar | 304 | async_msg_1(fb_info.phone, FB_SCROLL, 1); |
1497 | cejka | 305 | } |
4164 | svoboda | 306 | |
1497 | cejka | 307 | scr->position_x = scr->position_x % scr->size_x; |
4164 | svoboda | 308 | |
309 | if (console == active_console && flush_cursor) |
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1552 | palkovsky | 310 | curs_goto(scr->position_y, scr->position_x); |
1497 | cejka | 311 | } |
312 | |||
1552 | palkovsky | 313 | /** Switch to new console */ |
314 | static void change_console(int newcons) |
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315 | { |
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316 | connection_t *conn; |
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1673 | palkovsky | 317 | int i, j, rc; |
1578 | cejka | 318 | keyfield_t *field; |
3767 | svoboda | 319 | attrs_t *attrs; |
3707 | decky | 320 | |
1552 | palkovsky | 321 | if (newcons == active_console) |
322 | return; |
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4164 | svoboda | 323 | |
4167 | svoboda | 324 | fb_pending_flush(); |
4164 | svoboda | 325 | |
1555 | palkovsky | 326 | if (newcons == KERNEL_CONSOLE) { |
3707 | decky | 327 | async_serialize_start(); |
3735 | decky | 328 | curs_hide_sync(); |
3707 | decky | 329 | gcons_in_kernel(); |
330 | async_serialize_end(); |
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331 | |||
3761 | decky | 332 | if (__SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE)) { |
333 | prev_console = active_console; |
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3707 | decky | 334 | active_console = KERNEL_CONSOLE; |
3761 | decky | 335 | } else |
3735 | decky | 336 | newcons = active_console; |
3707 | decky | 337 | } |
338 | |||
339 | if (newcons != KERNEL_CONSOLE) { |
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340 | async_serialize_start(); |
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341 | |||
1555 | palkovsky | 342 | if (active_console == KERNEL_CONSOLE) |
3707 | decky | 343 | gcons_redraw_console(); |
344 | |||
345 | active_console = newcons; |
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346 | gcons_change_console(newcons); |
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347 | conn = &connections[active_console]; |
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348 | |||
3767 | svoboda | 349 | set_attrs(&conn->screenbuffer.attrs); |
3735 | decky | 350 | curs_visibility(false); |
3707 | decky | 351 | if (interbuffer) { |
4167 | svoboda | 352 | for (j = 0; j < conn->screenbuffer.size_y; j++) { |
353 | for (i = 0; i < conn->screenbuffer.size_x; i++) { |
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3707 | decky | 354 | unsigned int size_x; |
355 | |||
356 | size_x = conn->screenbuffer.size_x; |
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4167 | svoboda | 357 | interbuffer[j * size_x + i] = |
3707 | decky | 358 | *get_field_at(&conn->screenbuffer, i, j); |
359 | } |
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4167 | svoboda | 360 | } |
3707 | decky | 361 | /* This call can preempt, but we are already at the end */ |
4167 | svoboda | 362 | rc = async_req_4_0(fb_info.phone, FB_DRAW_TEXT_DATA, |
363 | 0, 0, conn->screenbuffer.size_x, |
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364 | conn->screenbuffer.size_y); |
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3707 | decky | 365 | } |
366 | |||
367 | if ((!interbuffer) || (rc != 0)) { |
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3767 | svoboda | 368 | set_attrs(&conn->screenbuffer.attrs); |
1552 | palkovsky | 369 | clrscr(); |
3767 | svoboda | 370 | attrs = &conn->screenbuffer.attrs; |
3707 | decky | 371 | |
3761 | decky | 372 | for (j = 0; j < conn->screenbuffer.size_y; j++) |
3707 | decky | 373 | for (i = 0; i < conn->screenbuffer.size_x; i++) { |
374 | field = get_field_at(&conn->screenbuffer, i, j); |
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3767 | svoboda | 375 | if (!attrs_same(*attrs, field->attrs)) |
376 | set_attrs(&field->attrs); |
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377 | attrs = &field->attrs; |
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3707 | decky | 378 | if ((field->character == ' ') && |
3767 | svoboda | 379 | (attrs_same(field->attrs, |
380 | conn->screenbuffer.attrs))) |
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3707 | decky | 381 | continue; |
3767 | svoboda | 382 | |
4167 | svoboda | 383 | fb_putchar(field->character, j, i); |
3707 | decky | 384 | } |
1552 | palkovsky | 385 | } |
3707 | decky | 386 | |
387 | curs_goto(conn->screenbuffer.position_y, |
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388 | conn->screenbuffer.position_x); |
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389 | curs_visibility(conn->screenbuffer.is_cursor_visible); |
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390 | |||
1717 | palkovsky | 391 | async_serialize_end(); |
1552 | palkovsky | 392 | } |
393 | } |
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394 | |||
1526 | cejka | 395 | /** Handler for keyboard */ |
1453 | palkovsky | 396 | static void keyboard_events(ipc_callid_t iid, ipc_call_t *icall) |
1445 | cejka | 397 | { |
1453 | palkovsky | 398 | ipc_callid_t callid; |
1445 | cejka | 399 | ipc_call_t call; |
1453 | palkovsky | 400 | int retval; |
3905 | svoboda | 401 | kbd_event_t ev; |
1489 | palkovsky | 402 | connection_t *conn; |
1717 | palkovsky | 403 | int newcon; |
1506 | cejka | 404 | |
1453 | palkovsky | 405 | /* Ignore parameters, the connection is alread opened */ |
406 | while (1) { |
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407 | callid = async_get_call(&call); |
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408 | switch (IPC_GET_METHOD(call)) { |
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409 | case IPC_M_PHONE_HUNGUP: |
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410 | /* TODO: Handle hangup */ |
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411 | return; |
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1717 | palkovsky | 412 | case KBD_MS_LEFT: |
413 | newcon = gcons_mouse_btn(IPC_GET_ARG1(call)); |
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414 | if (newcon != -1) |
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415 | change_console(newcon); |
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1721 | palkovsky | 416 | retval = 0; |
1717 | palkovsky | 417 | break; |
1707 | palkovsky | 418 | case KBD_MS_MOVE: |
2025 | jermar | 419 | gcons_mouse_move(IPC_GET_ARG1(call), |
2539 | jermar | 420 | IPC_GET_ARG2(call)); |
1721 | palkovsky | 421 | retval = 0; |
1707 | palkovsky | 422 | break; |
3905 | svoboda | 423 | case KBD_EVENT: |
424 | /* Got event from keyboard driver. */ |
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1453 | palkovsky | 425 | retval = 0; |
3905 | svoboda | 426 | ev.type = IPC_GET_ARG1(call); |
427 | ev.key = IPC_GET_ARG2(call); |
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428 | ev.mods = IPC_GET_ARG3(call); |
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429 | ev.c = IPC_GET_ARG4(call); |
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430 | |||
1453 | palkovsky | 431 | /* switch to another virtual console */ |
1481 | cejka | 432 | |
1489 | palkovsky | 433 | conn = &connections[active_console]; |
3905 | svoboda | 434 | |
3923 | svoboda | 435 | if ((ev.key >= KC_F1) && (ev.key < KC_F1 + |
3905 | svoboda | 436 | CONSOLE_COUNT)) { |
3923 | svoboda | 437 | if (ev.key == KC_F12) |
1555 | palkovsky | 438 | change_console(KERNEL_CONSOLE); |
1552 | palkovsky | 439 | else |
3923 | svoboda | 440 | change_console(ev.key - KC_F1); |
1453 | palkovsky | 441 | break; |
442 | } |
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1481 | cejka | 443 | |
444 | /* if client is awaiting key, send it */ |
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1489 | palkovsky | 445 | if (conn->keyrequest_counter > 0) { |
446 | conn->keyrequest_counter--; |
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3905 | svoboda | 447 | ipc_answer_4(fifo_pop(conn->keyrequests), EOK, |
448 | ev.type, ev.key, ev.mods, ev.c); |
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1481 | cejka | 449 | break; |
450 | } |
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3905 | svoboda | 451 | |
452 | keybuffer_push(&conn->keybuffer, &ev); |
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1721 | palkovsky | 453 | retval = 0; |
3905 | svoboda | 454 | |
1453 | palkovsky | 455 | break; |
456 | default: |
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1459 | palkovsky | 457 | retval = ENOENT; |
1610 | palkovsky | 458 | } |
2619 | jermar | 459 | ipc_answer_0(callid, retval); |
1453 | palkovsky | 460 | } |
461 | } |
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462 | |||
4164 | svoboda | 463 | /** Handle CONSOLE_WRITE call. */ |
464 | static void cons_write(int consnum, ipc_callid_t rid, ipc_call_t *request) |
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465 | { |
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466 | ipc_callid_t callid; |
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467 | size_t len; |
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468 | size_t i; |
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469 | |||
470 | if (!ipc_data_write_receive(&callid, &len)) { |
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471 | ipc_answer_0(callid, EINVAL); |
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472 | ipc_answer_0(rid, EINVAL); |
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473 | } |
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474 | |||
475 | if (len > CWRITE_BUF_SIZE) |
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476 | len = CWRITE_BUF_SIZE; |
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477 | |||
478 | (void) ipc_data_write_finalize(callid, cwrite_buf, len); |
||
479 | |||
480 | for (i = 0; i < len; i++) { |
||
481 | write_char(consnum, cwrite_buf[i]); |
||
482 | } |
||
483 | |||
484 | gcons_notify_char(consnum); |
||
485 | ipc_answer_1(rid, EOK, len); |
||
486 | } |
||
487 | |||
1453 | palkovsky | 488 | /** Default thread for new connections */ |
1518 | palkovsky | 489 | static void client_connection(ipc_callid_t iid, ipc_call_t *icall) |
1453 | palkovsky | 490 | { |
1445 | cejka | 491 | ipc_callid_t callid; |
1453 | palkovsky | 492 | ipc_call_t call; |
493 | int consnum; |
||
3905 | svoboda | 494 | ipcarg_t arg1, arg2, arg3, arg4; |
1592 | palkovsky | 495 | connection_t *conn; |
4167 | svoboda | 496 | screenbuffer_t *scr; |
3761 | decky | 497 | |
1574 | palkovsky | 498 | if ((consnum = find_free_connection()) == -1) { |
2619 | jermar | 499 | ipc_answer_0(iid, ELIMIT); |
1453 | palkovsky | 500 | return; |
501 | } |
||
1592 | palkovsky | 502 | conn = &connections[consnum]; |
1610 | palkovsky | 503 | conn->used = 1; |
1555 | palkovsky | 504 | |
1610 | palkovsky | 505 | async_serialize_start(); |
1555 | palkovsky | 506 | gcons_notify_connect(consnum); |
2637 | cejka | 507 | conn->client_phone = IPC_GET_ARG5(*icall); |
1592 | palkovsky | 508 | screenbuffer_clear(&conn->screenbuffer); |
1497 | cejka | 509 | |
1453 | palkovsky | 510 | /* Accept the connection */ |
2619 | jermar | 511 | ipc_answer_0(iid, EOK); |
3761 | decky | 512 | |
1453 | palkovsky | 513 | while (1) { |
1610 | palkovsky | 514 | async_serialize_end(); |
1453 | palkovsky | 515 | callid = async_get_call(&call); |
1610 | palkovsky | 516 | async_serialize_start(); |
3761 | decky | 517 | |
2566 | jermar | 518 | arg1 = 0; |
519 | arg2 = 0; |
||
3905 | svoboda | 520 | arg3 = 0; |
521 | arg4 = 0; |
||
522 | |||
1453 | palkovsky | 523 | switch (IPC_GET_METHOD(call)) { |
524 | case IPC_M_PHONE_HUNGUP: |
||
1592 | palkovsky | 525 | gcons_notify_disconnect(consnum); |
1610 | palkovsky | 526 | |
1592 | palkovsky | 527 | /* Answer all pending requests */ |
3761 | decky | 528 | while (conn->keyrequest_counter > 0) { |
1592 | palkovsky | 529 | conn->keyrequest_counter--; |
2619 | jermar | 530 | ipc_answer_0(fifo_pop(conn->keyrequests), |
531 | ENOENT); |
||
1592 | palkovsky | 532 | break; |
533 | } |
||
1616 | palkovsky | 534 | conn->used = 0; |
1453 | palkovsky | 535 | return; |
536 | case CONSOLE_PUTCHAR: |
||
1497 | cejka | 537 | write_char(consnum, IPC_GET_ARG1(call)); |
1528 | palkovsky | 538 | gcons_notify_char(consnum); |
1453 | palkovsky | 539 | break; |
4164 | svoboda | 540 | case CONSOLE_WRITE: |
541 | cons_write(consnum, callid, &call); |
||
542 | continue; |
||
1476 | cejka | 543 | case CONSOLE_CLEAR: |
1487 | cejka | 544 | /* Send message to fb */ |
545 | if (consnum == active_console) { |
||
2621 | jermar | 546 | async_msg_0(fb_info.phone, FB_CLEAR); |
1487 | cejka | 547 | } |
548 | |||
1592 | palkovsky | 549 | screenbuffer_clear(&conn->screenbuffer); |
1487 | cejka | 550 | |
1476 | cejka | 551 | break; |
552 | case CONSOLE_GOTO: |
||
2025 | jermar | 553 | screenbuffer_goto(&conn->screenbuffer, |
2539 | jermar | 554 | IPC_GET_ARG2(call), IPC_GET_ARG1(call)); |
1567 | palkovsky | 555 | if (consnum == active_console) |
2025 | jermar | 556 | curs_goto(IPC_GET_ARG1(call), |
2539 | jermar | 557 | IPC_GET_ARG2(call)); |
1476 | cejka | 558 | break; |
1521 | cejka | 559 | case CONSOLE_GETSIZE: |
1528 | palkovsky | 560 | arg1 = fb_info.rows; |
561 | arg2 = fb_info.cols; |
||
1521 | cejka | 562 | break; |
1523 | cejka | 563 | case CONSOLE_FLUSH: |
4167 | svoboda | 564 | fb_pending_flush(); |
565 | if (consnum == active_console) { |
||
2621 | jermar | 566 | async_req_0_0(fb_info.phone, FB_FLUSH); |
4167 | svoboda | 567 | |
568 | scr = &(connections[consnum].screenbuffer); |
||
569 | curs_goto(scr->position_y, scr->position_x); |
||
570 | } |
||
1523 | cejka | 571 | break; |
1525 | cejka | 572 | case CONSOLE_SET_STYLE: |
4167 | svoboda | 573 | fb_pending_flush(); |
1525 | cejka | 574 | arg1 = IPC_GET_ARG1(call); |
3767 | svoboda | 575 | screenbuffer_set_style(&conn->screenbuffer, arg1); |
576 | if (consnum == active_console) |
||
577 | set_style(arg1); |
||
578 | break; |
||
579 | case CONSOLE_SET_COLOR: |
||
4167 | svoboda | 580 | fb_pending_flush(); |
3767 | svoboda | 581 | arg1 = IPC_GET_ARG1(call); |
1525 | cejka | 582 | arg2 = IPC_GET_ARG2(call); |
3767 | svoboda | 583 | arg3 = IPC_GET_ARG3(call); |
584 | screenbuffer_set_color(&conn->screenbuffer, arg1, |
||
585 | arg2, arg3); |
||
586 | if (consnum == active_console) |
||
587 | set_color(arg1, arg2, arg3); |
||
588 | break; |
||
589 | case CONSOLE_SET_RGB_COLOR: |
||
4167 | svoboda | 590 | fb_pending_flush(); |
3767 | svoboda | 591 | arg1 = IPC_GET_ARG1(call); |
592 | arg2 = IPC_GET_ARG2(call); |
||
593 | screenbuffer_set_rgb_color(&conn->screenbuffer, arg1, |
||
2539 | jermar | 594 | arg2); |
1525 | cejka | 595 | if (consnum == active_console) |
3767 | svoboda | 596 | set_rgb_color(arg1, arg2); |
1525 | cejka | 597 | break; |
1575 | cejka | 598 | case CONSOLE_CURSOR_VISIBILITY: |
4167 | svoboda | 599 | fb_pending_flush(); |
1575 | cejka | 600 | arg1 = IPC_GET_ARG1(call); |
1592 | palkovsky | 601 | conn->screenbuffer.is_cursor_visible = arg1; |
1575 | cejka | 602 | if (consnum == active_console) |
603 | curs_visibility(arg1); |
||
604 | break; |
||
3905 | svoboda | 605 | case CONSOLE_GETKEY: |
1592 | palkovsky | 606 | if (keybuffer_empty(&conn->keybuffer)) { |
1481 | cejka | 607 | /* buffer is empty -> store request */ |
2025 | jermar | 608 | if (conn->keyrequest_counter < |
609 | MAX_KEYREQUESTS_BUFFERED) { |
||
1592 | palkovsky | 610 | fifo_push(conn->keyrequests, callid); |
611 | conn->keyrequest_counter++; |
||
1481 | cejka | 612 | } else { |
2025 | jermar | 613 | /* |
614 | * No key available and too many |
||
615 | * requests => fail. |
||
616 | */ |
||
2619 | jermar | 617 | ipc_answer_0(callid, ELIMIT); |
1481 | cejka | 618 | } |
619 | continue; |
||
2025 | jermar | 620 | } |
3905 | svoboda | 621 | kbd_event_t ev; |
622 | keybuffer_pop(&conn->keybuffer, &ev); |
||
623 | arg1 = ev.type; |
||
624 | arg2 = ev.key; |
||
625 | arg3 = ev.mods; |
||
626 | arg4 = ev.c; |
||
1453 | palkovsky | 627 | break; |
4168 | svoboda | 628 | case CONSOLE_KCON_ENABLE: |
629 | change_console(KERNEL_CONSOLE); |
||
630 | break; |
||
1453 | palkovsky | 631 | } |
3905 | svoboda | 632 | ipc_answer_4(callid, EOK, arg1, arg2, arg3, arg4); |
1453 | palkovsky | 633 | } |
634 | } |
||
635 | |||
3761 | decky | 636 | static void interrupt_received(ipc_callid_t callid, ipc_call_t *call) |
637 | { |
||
638 | change_console(prev_console); |
||
639 | } |
||
640 | |||
1453 | palkovsky | 641 | int main(int argc, char *argv[]) |
642 | { |
||
3084 | decky | 643 | printf(NAME ": HelenOS Console service\n"); |
644 | |||
1453 | palkovsky | 645 | ipcarg_t phonehash; |
1721 | palkovsky | 646 | int kbd_phone; |
3791 | svoboda | 647 | size_t ib_size; |
1451 | cejka | 648 | int i; |
3761 | decky | 649 | |
1490 | palkovsky | 650 | async_set_client_connection(client_connection); |
1445 | cejka | 651 | |
652 | /* Connect to keyboard driver */ |
||
4004 | decky | 653 | kbd_phone = ipc_connect_me_to_blocking(PHONE_NS, SERVICE_KEYBOARD, 0, 0); |
654 | if (kbd_phone < 0) { |
||
655 | printf(NAME ": Failed to connect to keyboard service\n"); |
||
656 | return -1; |
||
2025 | jermar | 657 | } |
1445 | cejka | 658 | |
4004 | decky | 659 | if (ipc_connect_to_me(kbd_phone, SERVICE_CONSOLE, 0, 0, &phonehash) != 0) { |
660 | printf(NAME ": Failed to create callback from keyboard service\n"); |
||
1445 | cejka | 661 | return -1; |
4004 | decky | 662 | } |
663 | |||
1689 | palkovsky | 664 | async_new_connection(phonehash, 0, NULL, keyboard_events); |
665 | |||
1445 | cejka | 666 | /* Connect to framebuffer driver */ |
4004 | decky | 667 | fb_info.phone = ipc_connect_me_to_blocking(PHONE_NS, SERVICE_VIDEO, 0, 0); |
668 | if (fb_info.phone < 0) { |
||
669 | printf(NAME ": Failed to connect to video service\n"); |
||
670 | return -1; |
||
1487 | cejka | 671 | } |
1552 | palkovsky | 672 | |
3844 | decky | 673 | /* Disable kernel output to the console */ |
674 | __SYSCALL0(SYS_DEBUG_DISABLE_CONSOLE); |
||
675 | |||
1522 | palkovsky | 676 | /* Initialize gcons */ |
677 | gcons_init(fb_info.phone); |
||
678 | /* Synchronize, the gcons can have something in queue */ |
||
2621 | jermar | 679 | async_req_0_0(fb_info.phone, FB_FLUSH); |
1487 | cejka | 680 | |
2621 | jermar | 681 | async_req_0_2(fb_info.phone, FB_GET_CSIZE, &fb_info.rows, |
2539 | jermar | 682 | &fb_info.cols); |
3767 | svoboda | 683 | set_rgb_color(DEFAULT_FOREGROUND, DEFAULT_BACKGROUND); |
1552 | palkovsky | 684 | clrscr(); |
1487 | cejka | 685 | |
686 | /* Init virtual consoles */ |
||
1451 | cejka | 687 | for (i = 0; i < CONSOLE_COUNT; i++) { |
688 | connections[i].used = 0; |
||
2539 | jermar | 689 | keybuffer_init(&connections[i].keybuffer); |
1481 | cejka | 690 | |
2539 | jermar | 691 | connections[i].keyrequests.head = 0; |
692 | connections[i].keyrequests.tail = 0; |
||
1481 | cejka | 693 | connections[i].keyrequests.items = MAX_KEYREQUESTS_BUFFERED; |
694 | connections[i].keyrequest_counter = 0; |
||
1487 | cejka | 695 | |
2539 | jermar | 696 | if (screenbuffer_init(&connections[i].screenbuffer, |
697 | fb_info.cols, fb_info.rows) == NULL) { |
||
2069 | jermar | 698 | /* FIXME: handle error */ |
1487 | cejka | 699 | return -1; |
700 | } |
||
1451 | cejka | 701 | } |
1574 | palkovsky | 702 | connections[KERNEL_CONSOLE].used = 1; |
3791 | svoboda | 703 | |
704 | /* Set up shared memory buffer. */ |
||
705 | ib_size = sizeof(keyfield_t) * fb_info.cols * fb_info.rows; |
||
706 | interbuffer = as_get_mappable_page(ib_size); |
||
707 | |||
4167 | svoboda | 708 | fb_pending.n = 0; |
709 | |||
3791 | svoboda | 710 | if (as_area_create(interbuffer, ib_size, AS_AREA_READ | |
711 | AS_AREA_WRITE | AS_AREA_CACHEABLE) != interbuffer) { |
||
712 | interbuffer = NULL; |
||
713 | } |
||
714 | |||
715 | if (interbuffer) { |
||
2678 | jermar | 716 | if (ipc_share_out_start(fb_info.phone, interbuffer, |
2677 | jermar | 717 | AS_AREA_READ) != EOK) { |
3791 | svoboda | 718 | as_area_destroy(interbuffer); |
1512 | cejka | 719 | interbuffer = NULL; |
720 | } |
||
721 | } |
||
3761 | decky | 722 | |
2069 | jermar | 723 | curs_goto(0, 0); |
2539 | jermar | 724 | curs_visibility( |
725 | connections[active_console].screenbuffer.is_cursor_visible); |
||
3761 | decky | 726 | |
1518 | palkovsky | 727 | /* Register at NS */ |
3084 | decky | 728 | if (ipc_connect_to_me(PHONE_NS, SERVICE_CONSOLE, 0, 0, &phonehash) != 0) |
1445 | cejka | 729 | return -1; |
730 | |||
3761 | decky | 731 | /* Receive kernel notifications */ |
4148 | decky | 732 | // if (sysinfo_value("kconsole.present")) { |
733 | // int inr = sysinfo_value("kconsole.inr"); |
||
734 | // if (ipc_register_irq(inr, device_assign_devno(), 0, NULL) != EOK) |
||
735 | // printf(NAME ": Error registering kconsole notifications\n"); |
||
736 | // |
||
737 | // async_set_interrupt_received(interrupt_received); |
||
738 | // } |
||
3761 | decky | 739 | |
3084 | decky | 740 | // FIXME: avoid connectiong to itself, keep using klog |
741 | // printf(NAME ": Accepting connections\n"); |
||
1453 | palkovsky | 742 | async_manager(); |
3761 | decky | 743 | |
744 | return 0; |
||
1445 | cejka | 745 | } |
3844 | decky | 746 | |
1649 | cejka | 747 | /** @} |
748 | */ |