xnu-4570.1.46.tar.gz

[apple/xnu.git] / bsd / dev / arm / pci_device.h

diff --git a/bsd/dev/arm/pci_device.h b/bsd/dev/arm/pci_device.h
new file mode 100644 (file)
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+++ b/bsd/dev/arm/pci_device.h
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+/*
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ */
+/*
+ * @OSF_FREE_COPYRIGHT@
+ * 
+ */
+/*
+ * HISTORY
+ * 
+ * Revision 1.2  1998/09/30 21:20:44  wsanchez
+ * Merged in IntelMerge1 (mburg: Intel support)
+ *
+ * Revision 1.1.2.1  1998/09/30 18:18:50  mburg
+ * Changes for Intel port
+ *
+ * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
+ * Import of OSF Mach kernel (~mburg)
+ *
+ * Revision 1.1.6.2  1995/12/15  10:52:14  bernadat
+ *     Split dev and vendor ids.
+ *     [95/11/15            bernadat]
+ *
+ * Revision 1.1.6.1  1995/02/23  17:22:27  alanl
+ *     Taken from DIPC2_SHARED
+ *     [1995/01/03  19:09:31  alanl]
+ * 
+ * Revision 1.1.2.1  1994/10/11  18:24:42  rwd
+ *     Created.
+ *     [1994/10/11  18:15:31  rwd]
+ * 
+ * $EndLog$
+ */
+/*
+ * Taken from
+ *
+ *  Copyright (c) 1994 Wolfgang Stanglmeier, Koeln, Germany
+ *                     <wolf@dentaro.GUN.de>
+ */
+
+#ifndef __PCI_DEVICE_H__
+#define __PCI_DEVICE_H__
+
+/*------------------------------------------------------------
+ *
+ *  Per driver structure.
+ *
+ *------------------------------------------------------------
+*/
+
+typedef unsigned short pci_vendor_id_t;
+typedef unsigned short pci_dev_id_t;
+
+typedef union {
+        unsigned long cfg1;
+        struct {
+                 unsigned char   enable;
+                 unsigned char   forward;
+                 unsigned short  port;
+               } cfg2;
+        } pcici_t;
+
+struct pci_driver {
+    int                (*probe )(pcici_t pci_ident);   /* test whether device
+                                                          is present */
+    int                (*attach)(pcici_t pci_ident);   /* setup driver for a
+                                                          device */
+    pci_vendor_id_t    vendor_id;                      /* vendor pci id */
+    pci_dev_id_t       device_id;                      /* device pci id */
+    char               *name;                          /* device name */
+    char               *vendor;                        /* device long name */
+    void               (*intr)(int);                   /* interupt handler */
+};
+
+/*-----------------------------------------------------------
+ *
+ *  Per device structure.
+ *
+ *  It is initialized by the config utility and should live in
+ *  "ioconf.c". At the moment there is only one field.
+ *
+ *  This is a first attempt to include the pci bus to 386bsd.
+ *  So this structure may grow ..
+ *
+ *-----------------------------------------------------------
+*/
+
+struct pci_device {
+       struct pci_driver * pd_driver;
+};
+
+/*-----------------------------------------------------------
+ *
+ *  This functions may be used by drivers to map devices
+ *  to virtual and physical addresses. The va and pa
+ *  addresses are "in/out" parameters. If they are 0
+ *  on entry, the mapping function assigns an address.
+ *
+ *-----------------------------------------------------------
+*/
+
+int pci_map_mem(pcici_t tag,
+               unsigned long entry,
+               vm_offset_t *va,
+               vm_offset_t *pa);
+#endif /*__PCI_DEVICE_H__*/