Logo Search packages:      
Sourcecode: linux version File versions  Download package

setup.c

/*
 * setup.c - boot time setup code
 */

#include <linux/init.h>

#include <asm/bootinfo.h>
#include <asm/reboot.h>
#include <asm/time.h>
#include <linux/ioport.h>

#include <asm/mach-rc32434/rc32434.h>
#include <asm/mach-rc32434/pci.h>

struct pci_reg __iomem *pci_reg;
EXPORT_SYMBOL(pci_reg);

static struct resource pci0_res[] = {
      {
            .name = "pci_reg0",
            .start = PCI0_BASE_ADDR,
            .end = PCI0_BASE_ADDR + sizeof(struct pci_reg),
            .flags = IORESOURCE_MEM,
      }
};

static void rb_machine_restart(char *command)
{
      /* just jump to the reset vector */
      writel(0x80000001, (void *)KSEG1ADDR(RC32434_REG_BASE + RC32434_RST));
      ((void (*)(void)) KSEG1ADDR(0x1FC00000u))();
}

static void rb_machine_halt(void)
{
      for (;;)
            continue;
}

void __init plat_mem_setup(void)
{
      u32 val;

      _machine_restart = rb_machine_restart;
      _machine_halt = rb_machine_halt;
      pm_power_off = rb_machine_halt;

      set_io_port_base(KSEG1);

      pci_reg = ioremap_nocache(pci0_res[0].start,
                        pci0_res[0].end - pci0_res[0].start);
      if (!pci_reg) {
            printk(KERN_ERR "Could not remap PCI registers\n");
            return;
      }

      val = __raw_readl(&pci_reg->pcic);
      val &= 0xFFFFFF7;
      __raw_writel(val, (void *)&pci_reg->pcic);

#ifdef CONFIG_PCI
      /* Enable PCI interrupts in EPLD Mask register */
      *epld_mask = 0x0;
      *(epld_mask + 1) = 0x0;
#endif
      write_c0_wired(0);
}

const char *get_system_type(void)
{
      switch (mips_machtype) {
      case MACH_MIKROTIK_RB532A:
            return "Mikrotik RB532A";
            break;
      default:
            return "Mikrotik RB532";
            break;
      }
}

Generated by  Doxygen 1.6.0   Back to index