2
* Copyright (c) 2006 Josef Cejka
5
* Redistribution and use in source and binary forms, with or without
6
* modification, are permitted provided that the following conditions
9
* - Redistributions of source code must retain the above copyright
10
* notice, this list of conditions and the following disclaimer.
11
* - Redistributions in binary form must reproduce the above copyright
12
* notice, this list of conditions and the following disclaimer in the
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
15
* derived from this software without specific prior written permission.
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
19
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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
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
26
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
/** @addtogroup kbd_port
34
* @brief Msim keyboard port driver.
44
irq_cmd_t msim_cmds[] = {
46
.cmd = CMD_PIO_READ_8,
47
.addr = (void *) 0, /* will be patched in run-time */
56
irq_code_t msim_kbd = {
57
sizeof(msim_cmds) / sizeof(irq_cmd_t),
61
static void msim_irq_handler(ipc_callid_t iid, ipc_call_t *call);
63
int kbd_port_init(void)
65
async_set_interrupt_received(msim_irq_handler);
66
msim_cmds[0].addr = sysinfo_value("kbd.address.virtual");
67
ipc_register_irq(sysinfo_value("kbd.inr"), device_assign_devno(),
72
void kbd_port_yield(void)
76
void kbd_port_reclaim(void)
80
static void msim_irq_handler(ipc_callid_t iid, ipc_call_t *call)
82
int scan_code = IPC_GET_ARG2(*call);
83
kbd_push_scancode(scan_code);