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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 | /** @defgroup kbd Keyboard handler |
29 | /** @defgroup kbd Keyboard handler |
30 | * @brief HelenOS uspace keyboard handler. |
30 | * @brief HelenOS uspace keyboard handler. |
31 | * @{ |
31 | * @{ |
32 | * @} |
32 | * @} |
33 | */ |
33 | */ |
34 | /** @addtogroup kbdgen generic |
34 | /** @addtogroup kbdgen generic |
35 | * @brief HelenOS generic uspace keyboard handler. |
35 | * @brief HelenOS generic uspace keyboard handler. |
36 | * @ingroup kbd |
36 | * @ingroup kbd |
37 | * @{ |
37 | * @{ |
38 | */ |
38 | */ |
39 | /** @file |
39 | /** @file |
40 | */ |
40 | */ |
41 | 41 | ||
42 | #include <ipc/ipc.h> |
42 | #include <ipc/ipc.h> |
43 | #include <ipc/services.h> |
43 | #include <ipc/services.h> |
44 | #include <stdio.h> |
44 | #include <stdio.h> |
45 | #include <unistd.h> |
45 | #include <unistd.h> |
46 | #include <stdlib.h> |
46 | #include <stdlib.h> |
47 | #include <stdio.h> |
47 | #include <stdio.h> |
48 | #include <ipc/ns.h> |
48 | #include <ipc/ns.h> |
49 | #include <errno.h> |
49 | #include <errno.h> |
50 | #include <arch/kbd.h> |
50 | #include <arch/kbd.h> |
51 | #include <kbd.h> |
51 | #include <kbd.h> |
52 | #include <libadt/fifo.h> |
52 | #include <libadt/fifo.h> |
53 | #include <key_buffer.h> |
53 | #include <key_buffer.h> |
54 | #include <async.h> |
54 | #include <async.h> |
55 | 55 | ||
56 | #define NAME "KBD" |
56 | #define NAME "KBD" |
57 | 57 | ||
58 | int cons_connected = 0; |
58 | int cons_connected = 0; |
59 | int phone2cons = -1; |
59 | int phone2cons = -1; |
60 | keybuffer_t keybuffer; |
60 | keybuffer_t keybuffer; |
61 | 61 | ||
62 | static void irq_handler(ipc_callid_t iid, ipc_call_t *call) |
62 | static void irq_handler(ipc_callid_t iid, ipc_call_t *call) |
63 | { |
63 | { |
64 | int chr; |
64 | int chr; |
65 | 65 | ||
66 | if (cons_connected && phone2cons != -1) { |
66 | if (cons_connected && phone2cons != -1) { |
67 | /* recode to ASCII - one interrupt can produce more than one code so result is stored in fifo */ |
67 | /* recode to ASCII - one interrupt can produce more than one code so result is stored in fifo */ |
68 | kbd_arch_process(&keybuffer, IPC_GET_ARG2(*call)); |
68 | kbd_arch_process(&keybuffer, IPC_GET_ARG2(*call)); |
69 | 69 | ||
70 | while (!keybuffer_empty(&keybuffer)) { |
70 | while (!keybuffer_empty(&keybuffer)) { |
71 | if (!keybuffer_pop(&keybuffer, (int *)&chr)) |
71 | if (!keybuffer_pop(&keybuffer, (int *)&chr)) |
72 | break; |
72 | break; |
73 | 73 | ||
74 | async_msg(phone2cons, KBD_PUSHCHAR, chr); |
74 | async_msg(phone2cons, KBD_PUSHCHAR, chr); |
75 | } |
75 | } |
76 | } |
76 | } |
77 | } |
77 | } |
78 | 78 | ||
79 | static void console_connection(ipc_callid_t iid, ipc_call_t *icall) |
79 | static void console_connection(ipc_callid_t iid, ipc_call_t *icall) |
80 | { |
80 | { |
81 | ipc_callid_t callid; |
81 | ipc_callid_t callid; |
82 | ipc_call_t call; |
82 | ipc_call_t call; |
83 | int retval; |
83 | int retval; |
84 | 84 | ||
85 | if (cons_connected) { |
85 | if (cons_connected) { |
86 | ipc_answer_fast(iid, ELIMIT, 0, 0); |
86 | ipc_answer_fast(iid, ELIMIT, 0, 0); |
87 | return; |
87 | return; |
88 | } |
88 | } |
89 | cons_connected = 1; |
89 | cons_connected = 1; |
90 | ipc_answer_fast(iid, 0, 0, 0); |
90 | ipc_answer_fast(iid, 0, 0, 0); |
91 | 91 | ||
92 | while (1) { |
92 | while (1) { |
93 | callid = async_get_call(&call); |
93 | callid = async_get_call(&call); |
94 | switch (IPC_GET_METHOD(call)) { |
94 | switch (IPC_GET_METHOD(call)) { |
95 | case IPC_M_PHONE_HUNGUP: |
95 | case IPC_M_PHONE_HUNGUP: |
96 | cons_connected = 0; |
96 | cons_connected = 0; |
97 | ipc_hangup(phone2cons); |
97 | ipc_hangup(phone2cons); |
98 | phone2cons = -1; |
98 | phone2cons = -1; |
99 | ipc_answer_fast(callid, 0,0,0); |
99 | ipc_answer_fast(callid, 0,0,0); |
100 | return; |
100 | return; |
101 | case IPC_M_CONNECT_TO_ME: |
101 | case IPC_M_CONNECT_TO_ME: |
102 | if (phone2cons != -1) { |
102 | if (phone2cons != -1) { |
103 | retval = ELIMIT; |
103 | retval = ELIMIT; |
104 | break; |
104 | break; |
105 | } |
105 | } |
106 | phone2cons = IPC_GET_ARG3(call); |
106 | phone2cons = IPC_GET_ARG3(call); |
107 | retval = 0; |
107 | retval = 0; |
108 | break; |
108 | break; |
109 | } |
109 | } |
110 | ipc_answer_fast(callid, retval, 0, 0); |
110 | ipc_answer_fast(callid, retval, 0, 0); |
111 | } |
111 | } |
112 | } |
112 | } |
113 | 113 | ||
114 | 114 | ||
115 | int main(int argc, char **argv) |
115 | int main(int argc, char **argv) |
116 | { |
116 | { |
117 | ipc_call_t call; |
117 | ipc_call_t call; |
118 | ipc_callid_t callid; |
118 | ipc_callid_t callid; |
119 | int res; |
119 | int res; |
120 | ipcarg_t phonead; |
120 | ipcarg_t phonead; |
121 | ipcarg_t phoneid; |
121 | ipcarg_t phoneid; |
122 | char connected = 0; |
122 | char connected = 0; |
123 | ipcarg_t retval, arg1, arg2; |
123 | ipcarg_t retval, arg1, arg2; |
124 | 124 | ||
125 | /* Initialize arch dependent parts */ |
125 | /* Initialize arch dependent parts */ |
126 | if (!(res = kbd_arch_init())) { |
126 | if (!(res = kbd_arch_init())) { |
127 | return -1; |
127 | return -1; |
128 | }; |
128 | }; |
129 | 129 | ||
130 | /* Initialize key buffer */ |
130 | /* Initialize key buffer */ |
131 | keybuffer_init(&keybuffer); |
131 | keybuffer_init(&keybuffer); |
132 | 132 | ||
133 | async_set_client_connection(console_connection); |
133 | async_set_client_connection(console_connection); |
134 | async_set_interrupt_received(irq_handler); |
134 | async_set_interrupt_received(irq_handler); |
135 | /* Register service at nameserver */ |
135 | /* Register service at nameserver */ |
136 | if ((res = ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, &phonead)) != 0) { |
136 | if ((res = ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, &phonead)) != 0) { |
137 | return -1; |
137 | return -1; |
138 | } |
138 | } |
139 | 139 | ||
140 | async_manager(); |
140 | async_manager(); |
141 | 141 | ||
142 | } |
142 | } |
143 | 143 | ||
144 | /** |
144 | /** |
145 | * @} |
145 | * @} |
146 | */ |
146 | */ |
147 | 147 | ||
148 | 148 |