0,0 → 1,73 |
/* |
* Copyright (C) 2005 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. |
*/ |
|
/** |
* @file |
* @brief Architecture dependent parts of OpenFirmware interface. |
*/ |
|
#include <ofwarch.h> |
#include <ofw.h> |
#include <printf.h> |
|
void write(const char *str, const int len) |
{ |
int i; |
|
for (i = 0; i < len; i++) { |
if (str[i] == '\n') |
ofw_write("\r", 1); |
ofw_write(&str[i], 1); |
} |
} |
|
int ofw_translate_failed(ofw_arg_t flag) |
{ |
return flag != -1; |
} |
|
int ofw_keyboard(keyboard_t *keyboard) |
{ |
char device_name[BUF_SIZE]; |
uint32_t virtaddr; |
|
if (ofw_get_property(ofw_aliases, "keyboard", device_name, sizeof(device_name)) <= 0) |
return false; |
|
phandle device = ofw_find_device(device_name); |
if (device == -1) |
return false; |
|
if (ofw_get_property(device, "address", &virtaddr, sizeof(virtaddr)) <= 0) |
return false; |
|
if (!(keyboard->addr = ofw_translate((void *) ((uintptr_t) virtaddr)))) |
return false; |
|
return true; |
} |