setup.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:4k
- /*
- * FILE NAME
- * arch/mips/vr41xx/nec-eagle/setup.c
- *
- * BRIEF MODULE DESCRIPTION
- * Setup for the NEC Eagle/Hawk board.
- *
- * Author: Yoichi Yuasa
- * yyuasa@mvista.com or source@mvista.com
- *
- * Copyright 2001,2002 MontaVista Software Inc.
- *
- * 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 SOFTWARE IS PROVIDED ``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.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- /*
- * Changes:
- * MontaVista Software Inc. <yyuasa@mvista.com> or <source@mvista.com>
- * - Moved mips_pci_channels[] from arch/mips/vr41xx/vr4122/eagle/setup.c.
- * - Added support for NEC Hawk.
- *
- * MontaVista Software Inc. <yyuasa@mvista.com> or <source@mvista.com>
- * - New creation, NEC Eagle is supported.
- */
- #include <linux/config.h>
- #include <linux/init.h>
- #include <linux/console.h>
- #include <linux/ide.h>
- #include <linux/ioport.h>
- #include <asm/pci_channel.h>
- #include <asm/reboot.h>
- #include <asm/time.h>
- #include <asm/vr41xx/eagle.h>
- #ifdef CONFIG_BLK_DEV_INITRD
- extern unsigned long initrd_start, initrd_end;
- extern void * __rd_start, * __rd_end;
- #endif
- #ifdef CONFIG_BLK_DEV_IDE
- extern struct ide_ops eagle_ide_ops;
- #endif
- extern void eagle_irq_init(void);
- #ifdef CONFIG_PCI
- static struct resource vr41xx_pci_io_resource = {
- "PCI I/O space",
- VR41XX_PCI_IO_START,
- VR41XX_PCI_IO_END,
- IORESOURCE_IO
- };
- static struct resource vr41xx_pci_mem_resource = {
- "PCI memory space",
- VR41XX_PCI_MEM_START,
- VR41XX_PCI_MEM_END,
- IORESOURCE_MEM
- };
- extern struct pci_ops vr41xx_pci_ops;
- struct pci_channel mips_pci_channels[] = {
- {&vr41xx_pci_ops, &vr41xx_pci_io_resource, &vr41xx_pci_mem_resource, 0, 256},
- {NULL, NULL, NULL, 0, 0}
- };
- struct vr41xx_pci_address_space vr41xx_pci_mem1 = {
- VR41XX_PCI_MEM1_BASE,
- VR41XX_PCI_MEM1_MASK,
- IO_MEM1_RESOURCE_START
- };
- struct vr41xx_pci_address_space vr41xx_pci_mem2 = {
- VR41XX_PCI_MEM2_BASE,
- VR41XX_PCI_MEM2_MASK,
- IO_MEM2_RESOURCE_START
- };
- struct vr41xx_pci_address_space vr41xx_pci_io = {
- VR41XX_PCI_IO_BASE,
- VR41XX_PCI_IO_MASK,
- IO_PORT_RESOURCE_START
- };
- static struct vr41xx_pci_address_map pci_address_map = {
- &vr41xx_pci_mem1,
- &vr41xx_pci_mem2,
- &vr41xx_pci_io
- };
- #endif
- void __init nec_eagle_setup(void)
- {
- set_io_port_base(IO_PORT_BASE);
- ioport_resource.start = IO_PORT_RESOURCE_START;
- ioport_resource.end = IO_PORT_RESOURCE_END;
- iomem_resource.start = IO_MEM1_RESOURCE_START;
- iomem_resource.end = IO_MEM2_RESOURCE_END;
- #ifdef CONFIG_BLK_DEV_INITRD
- ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
- initrd_start = (unsigned long)&__rd_start;
- initrd_end = (unsigned long)&__rd_end;
- #endif
- _machine_restart = vr41xx_restart;
- _machine_halt = vr41xx_halt;
- _machine_power_off = vr41xx_power_off;
- board_time_init = vr41xx_time_init;
- board_timer_setup = vr41xx_timer_setup;
- board_irq_init = eagle_irq_init;
- #ifdef CONFIG_FB
- conswitchp = &dummy_con;
- #endif
- #ifdef CONFIG_BLK_DEV_IDE
- ide_ops = &eagle_ide_ops;
- #endif
- vr41xx_bcu_init();
- vr41xx_cmu_init(0);
- vr41xx_dsiu_init();
- vr41xx_siu_init(SIU_RS232C, 0);
- #ifdef CONFIG_PCI
- vr41xx_pciu_init(&pci_address_map);
- #endif
- #ifdef CONFIG_VRC4173
- vrc4173_init();
- #endif
- }