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ppc970 initial porting.

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git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2082 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Eswar Nallusamy
2005-11-02 17:32:49 +00:00
parent 987ca8e08c
commit ed00937103
23 changed files with 9234 additions and 1947 deletions
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133
src/mainboard/momentum/apache/init.c Normal file
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/*
* Copyright (C) 2003, Greg Watson <gwatson@lanl.gov>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
/*
* Do very early board initialization:
*
* - Setup SIO
*/
#include "ppc970.h"
#include "boardutil.h"
/*----------------------------------------------------------------------------+
| Local defines.
+----------------------------------------------------------------------------*/
#define BASE_MASK 0xFFFFFFFF
void
board_init(void)
{
super_io_setup();
}
/*----------------------------------------------------------------------------+
| Super_io_setup.
+----------------------------------------------------------------------------*/
void super_io_setup()
{
unsigned long io_base;
unsigned long sio_index;
unsigned long sio_data;
int platform;
unsigned int i;
/*-------------------------------------------------------------------------+
| If this is not a JS20 or EVB platform then just return.
+-------------------------------------------------------------------------*/
platform=what_platform();
if (platform==PLATFORM_EVB_FINAL) {
/*----------------------------------------------------------------------+
| Assign addresses.
+----------------------------------------------------------------------*/
io_base=(unsigned long)(NB_HT_IO_BASE_BYTE<<NB_HT_IO_BASE_BYTE_SH);
io_base&=BASE_MASK;
sio_index=io_base+ SUPER_IO_INDEX_OFF;
sio_data=io_base+ SUPER_IO_DATA_OFF;
/*----------------------------------------------------------------------+
| Serial 1 setup/enable.
+----------------------------------------------------------------------*/
(void)outbyte(sio_index, SUPER_IO_DEVICE_SEL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_S1);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_MSB);
(void)outbyte(sio_data, (unsigned int)((UART0_MMIO_BASE>>8)&0xFF));
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_LSB);
(void)outbyte(sio_data, (unsigned int)((UART0_MMIO_BASE>>0)&0xFF));
(void)outbyte(sio_index, SUPER_IO_DEVICE_CTRL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_ENABLE);
/*----------------------------------------------------------------------+
| Serial 2 setup/enable.
+----------------------------------------------------------------------*/
(void)outbyte(sio_index, SUPER_IO_DEVICE_SEL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_S2);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_MSB);
(void)outbyte(sio_data, (unsigned int)((UART1_MMIO_BASE>>8)&0xFF));
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_LSB);
(void)outbyte(sio_data, (unsigned int)((UART1_MMIO_BASE>>0)&0xFF));
(void)outbyte(sio_index, SUPER_IO_DEVICE_CTRL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_ENABLE);
/*----------------------------------------------------------------------+
| X-bus setup/enable.
+----------------------------------------------------------------------*/
(void)outbyte(sio_index, SUPER_IO_DEVICE_SEL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_XBUS);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_MSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_XBUS>>8)&0xFF);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_LSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_XBUS>>0)&0xFF);
(void)outbyte(sio_index, SUPER_IO_XBUS_CONFIG);
(void)outbyte(sio_data, SUPER_IO_BIOS_SIZE_1M);
(void)outbyte(sio_index, SUPER_IO_DEVICE_CTRL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_ENABLE);
for(i=0;i<16;i++) {
(void)outbyte(io_base+ SUPER_IO_XBUS_HOST_ACCESS, i);
}
/*----------------------------------------------------------------------+
| RTC setup/enable.
+----------------------------------------------------------------------*/
(void)outbyte(sio_index, SUPER_IO_DEVICE_SEL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_RTC);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_MSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_RTC>>8)&0xFF);
(void)outbyte(sio_index, SUPER_IO_BASE_DEV_LSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_RTC>>0)&0xFF);
(void)outbyte(sio_index, SUPER_IO_EXT_DEV_MSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_NVRAM>>8)&0xFF);
(void)outbyte(sio_index, SUPER_IO_EXT_DEV_LSB);
(void)outbyte(sio_data, (SUPER_IO_ADDR_NVRAM>>0)&0xFF);
(void)outbyte(sio_index, SUPER_IO_RTC_DATE_ALARM_OFF);
(void)outbyte(sio_data, SUPER_IO_RTC_DATE_ALARM_LOC);
(void)outbyte(sio_index, SUPER_IO_RTC_MONTH_ALARM_OFF);
(void)outbyte(sio_data, SUPER_IO_RTC_MONTH_ALARM_LOC);
(void)outbyte(sio_index, SUPER_IO_RTC_CENTURY_ALARM_OFF);
(void)outbyte(sio_data, SUPER_IO_RTC_CENTURY_ALARM_LOC);
(void)outbyte(sio_index, SUPER_IO_DEVICE_CTRL);
(void)outbyte(sio_data, SUPER_IO_DEVICE_ENABLE);
}
return;
}
void
board_init2(void)
{
}