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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3924 | svoboda | 1 | /* |
| 2 | * Copyright (c) 2006 Martin Decky |
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| 3 | * All rights reserved. |
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| 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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| 28 | |||
| 29 | /** @addtogroup kbd_port |
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| 30 | * @ingroup kbd |
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| 31 | * @{ |
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| 32 | */ |
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| 33 | /** @file |
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| 3925 | svoboda | 34 | * @brief Z8530 keyboard port driver. |
| 3924 | svoboda | 35 | */ |
| 36 | |||
| 37 | #include <ipc/ipc.h> |
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| 3969 | jermar | 38 | #include <ipc/bus.h> |
| 3924 | svoboda | 39 | #include <async.h> |
| 40 | #include <sysinfo.h> |
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| 41 | #include <kbd.h> |
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| 42 | #include <kbd_port.h> |
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| 4284 | decky | 43 | #include <sun.h> |
| 3924 | svoboda | 44 | #include <sys/types.h> |
| 4026 | jermar | 45 | #include <ddi.h> |
| 3924 | svoboda | 46 | |
| 3961 | jermar | 47 | #define CHAN_A_STATUS 4 |
| 48 | #define CHAN_A_DATA 6 |
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| 49 | |||
| 50 | #define RR0_RCA 1 |
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| 51 | |||
| 52 | static irq_cmd_t z8530_cmds[] = { |
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| 3924 | svoboda | 53 | { |
| 3961 | jermar | 54 | .cmd = CMD_PIO_READ_8, |
| 55 | .addr = (void *) 0, /* will be patched in run-time */ |
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| 56 | .dstarg = 1 |
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| 57 | }, |
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| 58 | { |
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| 59 | .cmd = CMD_BTEST, |
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| 60 | .value = RR0_RCA, |
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| 61 | .srcarg = 1, |
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| 62 | .dstarg = 3 |
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| 63 | }, |
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| 64 | { |
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| 65 | .cmd = CMD_PREDICATE, |
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| 66 | .value = 2, |
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| 67 | .srcarg = 3 |
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| 68 | }, |
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| 69 | { |
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| 70 | .cmd = CMD_PIO_READ_8, |
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| 71 | .addr = (void *) 0, /* will be patched in run-time */ |
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| 72 | .dstarg = 2 |
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| 73 | }, |
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| 74 | { |
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| 75 | .cmd = CMD_ACCEPT |
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| 3924 | svoboda | 76 | } |
| 77 | }; |
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| 78 | |||
| 79 | irq_code_t z8530_kbd = { |
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| 3961 | jermar | 80 | sizeof(z8530_cmds) / sizeof(irq_cmd_t), |
| 3924 | svoboda | 81 | z8530_cmds |
| 82 | }; |
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| 83 | |||
| 84 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call); |
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| 85 | |||
| 4284 | decky | 86 | int z8530_port_init(void) |
| 3924 | svoboda | 87 | { |
| 3925 | svoboda | 88 | async_set_interrupt_received(z8530_irq_handler); |
| 4026 | jermar | 89 | z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.kernel") + |
| 3961 | jermar | 90 | CHAN_A_STATUS; |
| 4026 | jermar | 91 | z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.kernel") + |
| 3961 | jermar | 92 | CHAN_A_DATA; |
| 4148 | decky | 93 | ipc_register_irq(sysinfo_value("kbd.inr"), device_assign_devno(), |
| 3969 | jermar | 94 | sysinfo_value("kbd.inr"), &z8530_kbd); |
| 3924 | svoboda | 95 | return 0; |
| 96 | } |
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| 97 | |||
| 4329 | svoboda | 98 | void z8530_port_yield(void) |
| 99 | { |
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| 100 | } |
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| 101 | |||
| 102 | void z8530_port_reclaim(void) |
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| 103 | { |
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| 104 | } |
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| 105 | |||
| 3924 | svoboda | 106 | static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call) |
| 107 | { |
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| 3961 | jermar | 108 | int scan_code = IPC_GET_ARG2(*call); |
| 3924 | svoboda | 109 | kbd_push_scancode(scan_code); |
| 3969 | jermar | 110 | |
| 111 | if (cir_service) |
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| 112 | async_msg_1(cir_phone, BUS_CLEAR_INTERRUPT, |
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| 113 | IPC_GET_METHOD(*call)); |
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| 3924 | svoboda | 114 | } |
| 115 | |||
| 116 | /** @} |
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| 117 | */ |