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-rw-r--r--arch/mips/kernel/irixinv.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/mips/kernel/irixinv.c b/arch/mips/kernel/irixinv.c
new file mode 100644
index 000000000..22c90047c
--- /dev/null
+++ b/arch/mips/kernel/irixinv.c
@@ -0,0 +1,80 @@
+/*
+ * 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/config.h>
+#include <linux/mm.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);
+}
+
+void
+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);
+}