diff options
Diffstat (limited to 'src/mainboard/momentum/apache/init.c')
| -rw-r--r-- | src/mainboard/momentum/apache/init.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/mainboard/momentum/apache/init.c b/src/mainboard/momentum/apache/init.c new file mode 100644 index 0000000000..3a7aed7774 --- /dev/null +++ b/src/mainboard/momentum/apache/init.c @@ -0,0 +1,133 @@ +/* + * 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) +{ +} |