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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Martin Decky |
2 | * Copyright (c) 2006 Martin Decky |
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 | /** @addtogroup kbd_port |
29 | /** @addtogroup kbd_port |
30 | * @ingroup kbd |
30 | * @ingroup kbd |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** @file |
33 | /** @file |
34 | * @brief Z8530 keyboard port driver. |
34 | * @brief Z8530 keyboard port driver. |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <ipc/ipc.h> |
37 | #include <ipc/ipc.h> |
38 | #include <async.h> |
38 | #include <async.h> |
39 | #include <sysinfo.h> |
39 | #include <sysinfo.h> |
40 | #include <kbd.h> |
40 | #include <kbd.h> |
41 | #include <kbd_port.h> |
41 | #include <kbd_port.h> |
42 | #include <sys/types.h> |
42 | #include <sys/types.h> |
43 | 43 | ||
44 | /** Top-half pseudocode for z8530. */ |
44 | #define CHAN_A_STATUS 4 |
- | 45 | #define CHAN_A_DATA 6 |
|
- | 46 | ||
- | 47 | #define RR0_RCA 1 |
|
- | 48 | ||
45 | irq_cmd_t z8530_cmds[] = { |
49 | static irq_cmd_t z8530_cmds[] = { |
- | 50 | { |
|
- | 51 | .cmd = CMD_PIO_READ_8, |
|
- | 52 | .addr = (void *) 0, /* will be patched in run-time */ |
|
- | 53 | .dstarg = 1 |
|
- | 54 | }, |
|
- | 55 | { |
|
- | 56 | .cmd = CMD_BTEST, |
|
- | 57 | .value = RR0_RCA, |
|
- | 58 | .srcarg = 1, |
|
- | 59 | .dstarg = 3 |
|
- | 60 | }, |
|
46 | { |
61 | { |
- | 62 | .cmd = CMD_PREDICATE, |
|
- | 63 | .value = 2, |
|
- | 64 | .srcarg = 3 |
|
- | 65 | }, |
|
- | 66 | { |
|
47 | CMD_MEM_READ_1, |
67 | .cmd = CMD_PIO_READ_8, |
48 | 0, /**< Address. Will be patched in run-time. */ |
68 | .addr = (void *) 0, /* will be patched in run-time */ |
49 | 0, /**< Value. Not used. */ |
69 | .dstarg = 2 |
- | 70 | }, |
|
- | 71 | { |
|
50 | 1 /**< Arg 1 will contain the result. */ |
72 | .cmd = CMD_ACCEPT |
51 | } |
73 | } |
52 | }; |
74 | }; |
53 | - | ||
54 | 75 | ||
55 | irq_code_t z8530_kbd = { |
76 | irq_code_t z8530_kbd = { |
56 | 1, |
- | |
- | 77 | sizeof(z8530_cmds) / sizeof(irq_cmd_t), |
|
57 | z8530_cmds |
78 | z8530_cmds |
58 | }; |
79 | }; |
59 | 80 | ||
60 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call); |
81 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call); |
61 | 82 | ||
62 | int kbd_port_init(void) |
83 | int kbd_port_init(void) |
63 | { |
84 | { |
64 | async_set_interrupt_received(z8530_irq_handler); |
85 | async_set_interrupt_received(z8530_irq_handler); |
65 | z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual") + 6; |
86 | z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual") + |
- | 87 | CHAN_A_STATUS; |
|
- | 88 | z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.virtual") + |
|
- | 89 | CHAN_A_DATA; |
|
66 | ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"), |
90 | ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"), |
67 | 0, &z8530_kbd); |
91 | 0, &z8530_kbd); |
68 | return 0; |
92 | return 0; |
69 | } |
93 | } |
70 | 94 | ||
71 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call) |
95 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call) |
72 | { |
96 | { |
73 | int scan_code = IPC_GET_ARG1(*call); |
97 | int scan_code = IPC_GET_ARG2(*call); |
74 | kbd_push_scancode(scan_code); |
98 | kbd_push_scancode(scan_code); |
75 | } |
99 | } |
76 | 100 | ||
77 | /** @} |
101 | /** @} |
78 | */ |
102 | */ |
79 | 103 |