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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 | #include <async.h> |
29 | #include <async.h> |
| 30 | #include <ipc/fb.h> |
30 | #include <ipc/fb.h> |
| 31 | #include <ipc/ipc.h> |
31 | #include <ipc/ipc.h> |
| 32 | #include <libc.h> |
32 | #include <libc.h> |
| 33 | #include <errno.h> |
33 | #include <errno.h> |
| - | 34 | #include <string.h> |
|
| - | 35 | #include <libc.h> |
|
| - | 36 | #include <stdio.h> |
|
| 34 | 37 | ||
| 35 | #include "sysio.h" |
38 | #include "sysio.h" |
| 36 | 39 | ||
| 37 | /* Allow only 1 connection */ |
40 | /* Allow only 1 connection */ |
| 38 | static int client_connected = 0; |
41 | static int client_connected = 0; |
| 39 | 42 | ||
| - | 43 | #define CLRSCR "\033[2J" |
|
| - | 44 | ||
| 40 | static void sysput(char c) |
45 | static void sysput(char c) |
| 41 | { |
46 | { |
| 42 | __SYSCALL3(SYS_IO, 1, (sysarg_t)&c, (sysarg_t) 1); |
47 | __SYSCALL3(SYS_IO, 1, (sysarg_t)&c, (sysarg_t) 1); |
| 43 | } |
48 | } |
| 44 | 49 | ||
| - | 50 | static void sysputs(char *s) |
|
| - | 51 | { |
|
| - | 52 | __SYSCALL3(SYS_IO, 1, (sysarg_t)s, strlen(s)); |
|
| - | 53 | } |
|
| - | 54 | ||
| - | 55 | static void curs_goto(unsigned int row, unsigned int col) |
|
| - | 56 | { |
|
| - | 57 | char control[20]; |
|
| - | 58 | ||
| - | 59 | if (row > 100 || col > 100) |
|
| - | 60 | return; |
|
| - | 61 | ||
| - | 62 | snprintf(control, 20, "\033[%d;%df",row, col); |
|
| - | 63 | sysputs(control); |
|
| - | 64 | } |
|
| - | 65 | ||
| 45 | static void sysio_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
66 | static void sysio_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
| 46 | { |
67 | { |
| 47 | int retval; |
68 | int retval; |
| 48 | ipc_callid_t callid; |
69 | ipc_callid_t callid; |
| 49 | ipc_call_t call; |
70 | ipc_call_t call; |
| 50 | char c; |
71 | char c; |
| - | 72 | int lastcol=0; |
|
| - | 73 | int lastrow=0; |
|
| - | 74 | int newcol,newrow; |
|
| 51 | 75 | ||
| 52 | if (client_connected) { |
76 | if (client_connected) { |
| 53 | ipc_answer_fast(iid, ELIMIT, 0,0); |
77 | ipc_answer_fast(iid, ELIMIT, 0,0); |
| 54 | return; |
78 | return; |
| 55 | } |
79 | } |
| 56 | client_connected = 1; |
80 | client_connected = 1; |
| 57 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
81 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
| 58 | while (1) { |
82 | while (1) { |
| 59 | callid = async_get_call(&call); |
83 | callid = async_get_call(&call); |
| 60 | switch (IPC_GET_METHOD(call)) { |
84 | switch (IPC_GET_METHOD(call)) { |
| 61 | case IPC_M_PHONE_HUNGUP: |
85 | case IPC_M_PHONE_HUNGUP: |
| 62 | client_connected = 0; |
86 | client_connected = 0; |
| 63 | ipc_answer_fast(callid,0,0,0); |
87 | ipc_answer_fast(callid,0,0,0); |
| 64 | return; /* Exit thread */ |
88 | return; /* Exit thread */ |
| 65 | case FB_PUTCHAR: |
89 | case FB_PUTCHAR: |
| 66 | c = IPC_GET_ARG1(call); |
90 | c = IPC_GET_ARG1(call); |
| - | 91 | newrow = IPC_GET_ARG2(call); |
|
| - | 92 | newcol = IPC_GET_ARG3(call); |
|
| - | 93 | if (lastcol != newcol || lastrow!=newrow) |
|
| - | 94 | curs_goto(newrow, newcol); |
|
| - | 95 | lastcol = newcol + 1; |
|
| - | 96 | lastrow = newrow; |
|
| 67 | sysput(c); |
97 | sysput(c); |
| 68 | retval = 0; |
98 | retval = 0; |
| 69 | break; |
99 | break; |
| - | 100 | case FB_CURSOR_GOTO: |
|
| - | 101 | newrow = IPC_GET_ARG1(call); |
|
| - | 102 | newcol = IPC_GET_ARG2(call); |
|
| - | 103 | curs_goto(newrow, newcol); |
|
| - | 104 | break; |
|
| 70 | case FB_GET_CSIZE: |
105 | case FB_GET_CSIZE: |
| 71 | ipc_answer_fast(callid, 0, 25, 80); |
106 | ipc_answer_fast(callid, 0, 25, 80); |
| 72 | continue; |
107 | continue; |
| - | 108 | case FB_CLEAR: |
|
| - | 109 | sysputs(CLRSCR); |
|
| - | 110 | retval = 0; |
|
| - | 111 | break; |
|
| 73 | default: |
112 | default: |
| 74 | retval = ENOENT; |
113 | retval = ENOENT; |
| 75 | } |
114 | } |
| 76 | ipc_answer_fast(callid,retval,0,0); |
115 | ipc_answer_fast(callid,retval,0,0); |
| 77 | } |
116 | } |
| 78 | } |
117 | } |
| 79 | 118 | ||
| 80 | void sysio_init(void) |
119 | void sysio_init(void) |
| 81 | { |
120 | { |
| 82 | async_set_client_connection(sysio_client_connection); |
121 | async_set_client_connection(sysio_client_connection); |
| - | 122 | sysputs(CLRSCR); |
|
| - | 123 | curs_goto(0,0); |
|
| 83 | } |
124 | } |
| 84 | 125 | ||