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/*

 * Support the inventory interface for IRIX binaries

 * This is invoked before the mm layer is working, so we do not

 * use the linked lists for the inventory yet.

 *

 * Miguel de Icaza, 1997.

 */

#include <linux/mm.h>

#include <linux/init.h>

#include <linux/slab.h>

#include <asm/uaccess.h>

#include <asm/inventory.h>

#define MAX_INVENTORY 50

int inventory_items = 0;

static inventory_t inventory [MAX_INVENTORY];

void add_to_inventory (int class, int type, int controller, int unit, int state)

{

        inventory_t *ni = &inventory [inventory_items];

        if (inventory_items == MAX_INVENTORY)

                return;

        ni->inv_class      = class;

        ni->inv_type       = type;

        ni->inv_controller = controller;

        ni->inv_unit       = unit;

        ni->inv_state      = state;

        ni->inv_next       = ni;

        inventory_items++;

}

int dump_inventory_to_user (void *userbuf, int size)

{

        inventory_t *inv  = &inventory [0];

        inventory_t *user = userbuf;

        int v;

        if ((v = verify_area (VERIFY_WRITE, userbuf, size)))

                return v;

        for (v = 0; v < inventory_items; v++){

                inv = &inventory [v];

                copy_to_user (user, inv, sizeof (inventory_t));

                user++;

        }

        return inventory_items * sizeof (inventory_t);

}

static int __init init_inventory(void)

{

        /*

         * gross hack while we put the right bits all over the kernel

         * most likely this will not let just anyone run the X server

         * until we put the right values all over the place

         */

        add_to_inventory (10, 3, 0, 0, 16400);

        add_to_inventory (1, 1, 150, -1, 12);

        add_to_inventory (1, 3, 0, 0, 8976);

        add_to_inventory (1, 2, 0, 0, 8976);

        add_to_inventory (4, 8, 0, 0, 2);

        add_to_inventory (5, 5, 0, 0, 1);

        add_to_inventory (3, 3, 0, 0, 32768);

        add_to_inventory (3, 4, 0, 0, 32768);

        add_to_inventory (3, 8, 0, 0, 524288);

        add_to_inventory (3, 9, 0, 0, 64);

        add_to_inventory (3, 1, 0, 0, 67108864);

        add_to_inventory (12, 3, 0, 0, 16);

        add_to_inventory (8, 7, 17, 0, 16777472);

        add_to_inventory (8, 0, 0, 0, 1);

        add_to_inventory (2, 1, 0, 13, 2);

        add_to_inventory (2, 2, 0, 2, 0);

        add_to_inventory (2, 2, 0, 1, 0);

        add_to_inventory (7, 14, 0, 0, 6);

        return 0;

}

module_init(init_inventory);