0,0 → 1,117 |
/* |
* Copyright (c) 2006 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
|
/** @addtogroup kbd_port |
* @ingroup kbd |
* @{ |
*/ |
/** @file |
* @brief Z8530 keyboard port driver. |
*/ |
|
#include <ipc/ipc.h> |
#include <ipc/bus.h> |
#include <async.h> |
#include <sysinfo.h> |
#include <kbd.h> |
#include <kbd_port.h> |
#include <sun.h> |
#include <sys/types.h> |
#include <ddi.h> |
|
#define CHAN_A_STATUS 4 |
#define CHAN_A_DATA 6 |
|
#define RR0_RCA 1 |
|
static irq_cmd_t z8530_cmds[] = { |
{ |
.cmd = CMD_PIO_READ_8, |
.addr = (void *) 0, /* will be patched in run-time */ |
.dstarg = 1 |
}, |
{ |
.cmd = CMD_BTEST, |
.value = RR0_RCA, |
.srcarg = 1, |
.dstarg = 3 |
}, |
{ |
.cmd = CMD_PREDICATE, |
.value = 2, |
.srcarg = 3 |
}, |
{ |
.cmd = CMD_PIO_READ_8, |
.addr = (void *) 0, /* will be patched in run-time */ |
.dstarg = 2 |
}, |
{ |
.cmd = CMD_ACCEPT |
} |
}; |
|
irq_code_t z8530_kbd = { |
sizeof(z8530_cmds) / sizeof(irq_cmd_t), |
z8530_cmds |
}; |
|
static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call); |
|
int z8530_port_init(void) |
{ |
async_set_interrupt_received(z8530_irq_handler); |
z8530_cmds[0].addr = (void *) sysinfo_value("kbd.address.kernel") + |
CHAN_A_STATUS; |
z8530_cmds[3].addr = (void *) sysinfo_value("kbd.address.kernel") + |
CHAN_A_DATA; |
ipc_register_irq(sysinfo_value("kbd.inr"), device_assign_devno(), |
sysinfo_value("kbd.inr"), &z8530_kbd); |
return 0; |
} |
|
void z8530_port_yield(void) |
{ |
} |
|
void z8530_port_reclaim(void) |
{ |
} |
|
static void z8530_irq_handler(ipc_callid_t iid, ipc_call_t *call) |
{ |
int scan_code = IPC_GET_ARG2(*call); |
kbd_push_scancode(scan_code); |
|
if (cir_service) |
async_msg_1(cir_phone, BUS_CLEAR_INTERRUPT, |
IPC_GET_METHOD(*call)); |
} |
|
/** @} |
*/ |