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Sourcecode: linux version File versions

eisa.c

/*
 * Virtual EISA root driver.
 * Acts as a placeholder if we don't have a proper EISA bridge.
 *
 * (C) 2003 Marc Zyngier <maz@wild-wind.fr.eu.org>
 * modified for SNI usage by Thomas Bogendoerfer
 *
 * This code is released under the GPL version 2.
 */

#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/eisa.h>
#include <linux/init.h>

/* The default EISA device parent (virtual root device).
 * Now use a platform device, since that's the obvious choice. */

static struct platform_device eisa_root_dev = {
      .name = "eisa",
      .id   = 0,
};

static struct eisa_root_device eisa_bus_root = {
      .dev           = &eisa_root_dev.dev,
      .bus_base_addr = 0,
      .res         = &ioport_resource,
      .slots             = EISA_MAX_SLOTS,
      .dma_mask      = 0xffffffff,
      .force_probe   = 1,
};

int __init sni_eisa_root_init(void)
{
      int r;

      r = platform_device_register(&eisa_root_dev);
      if (!r)
            return r;

      eisa_root_dev.dev.driver_data = &eisa_bus_root;

      if (eisa_root_register(&eisa_bus_root)) {
            /* A real bridge may have been registered before
             * us. So quietly unregister. */
            platform_device_unregister(&eisa_root_dev);
            return -1;
      }
      return 0;
}

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