WSL2-Linux-Kernel/arch/mips/gt64120/ev64120/setup.c

104 строки
3.1 KiB
C

/*
* Copyright (C) 2000 RidgeRun, Inc.
* Author: RidgeRun, Inc.
* glonnon@ridgerun.com, skranz@ridgerun.com, stevej@ridgerun.com
*
* 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.
*
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/swap.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/timex.h>
#include <asm/bootinfo.h>
#include <asm/page.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/pci.h>
#include <asm/processor.h>
#include <asm/ptrace.h>
#include <asm/time.h>
#include <asm/reboot.h>
#include <asm/traps.h>
#include <linux/bootmem.h>
unsigned long gt64120_base = KSEG1ADDR(0x14000000);
/* These functions are used for rebooting or halting the machine*/
extern void galileo_machine_restart(char *command);
extern void galileo_machine_halt(void);
extern void galileo_machine_power_off(void);
/*
*This structure holds pointers to the pci configuration space accesses
*and interrupts allocating routine for device over the PCI
*/
extern struct pci_ops galileo_pci_ops;
unsigned long __init prom_free_prom_memory(void)
{
return 0;
}
/*
* Initializes basic routines and structures pointers, memory size (as
* given by the bios and saves the command line.
*/
extern void gt64120_time_init(void);
static void __init ev64120_setup(void)
{
_machine_restart = galileo_machine_restart;
_machine_halt = galileo_machine_halt;
_machine_power_off = galileo_machine_power_off;
board_time_init = gt64120_time_init;
set_io_port_base(KSEG1);
}
early_initcall(ev64120_setup);
const char *get_system_type(void)
{
return "Galileo EV64120A";
}
/*
* Kernel arguments passed by the firmware
*
* $a0 - nothing
* $a1 - holds a pointer to the eprom parameters
* $a2 - nothing
*/
void __init prom_init(void)
{
mips_machgroup = MACH_GROUP_GALILEO;
mips_machtype = MACH_EV64120A;
add_memory_region(0, 32 << 20, BOOT_MEM_RAM);
}