patch-2.4.22 linux-2.4.22/arch/ia64/sn/io/pciio.c

Next file: linux-2.4.22/arch/ia64/sn/io/platform_init/Makefile
Previous file: linux-2.4.22/arch/ia64/sn/io/pciba.c
Back to the patch index
Back to the overall index

diff -urN linux-2.4.21/arch/ia64/sn/io/pciio.c linux-2.4.22/arch/ia64/sn/io/pciio.c
@@ -1,1511 +0,0 @@
-/* $Id$
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1992 - 1997, 2000-2002 Silicon Graphics, Inc. All rights reserved.
- */
-
-#define	USRPCI	0
-
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/config.h>
-#include <linux/pci.h>
-#include <linux/pci_ids.h>
-#include <linux/sched.h>
-#include <linux/ioport.h>
-#include <linux/slab.h>
-#include <asm/sn/sgi.h>
-#include <asm/sn/xtalk/xbow.h>	/* Must be before iograph.h to get MAX_PORT_NUM */
-#include <asm/sn/iograph.h>
-#include <asm/sn/invent.h>
-#include <asm/sn/hcl.h>
-#include <asm/sn/hcl_util.h>
-#include <asm/sn/labelcl.h>
-#include <asm/sn/pci/bridge.h>
-#include <asm/sn/ioerror_handling.h>
-#include <asm/sn/pci/pciio.h>
-#include <asm/sn/pci/pciio_private.h>
-#include <asm/sn/sn_sal.h>
-#include <asm/sn/io.h>
-#include <asm/sn/pci/pci_bus_cvlink.h>
-#include <asm/sn/simulator.h>
-
-#define DEBUG_PCIIO
-#undef DEBUG_PCIIO	/* turn this on for yet more console output */
-
-
-#define GET_NEW(ptr)	(ptr = kmalloc(sizeof (*(ptr)), GFP_KERNEL))
-#define DO_DEL(ptr)	(kfree(ptr))
-
-char                    pciio_info_fingerprint[] = "pciio_info";
-
-cdl_p                   pciio_registry = NULL;
-
-int
-badaddr_val(volatile void *addr, int len, volatile void *ptr)
-{
-	int ret = 0;
-	volatile void *new_addr;
-
-	switch (len) {
-		case 4:
-#ifdef CONFIG_IA64_SGI_SN1
-			new_addr = (void *)(((u64) addr)^4);
-#else
-			new_addr = (void *) addr;
-#endif
-			ret = ia64_sn_probe_io_slot((long)new_addr, len, (void *)ptr);
-			break;
-		default:
-			printk(KERN_WARNING "badaddr_val given len %x but supports len of 4 only\n", len);
-	}
-
-	if (ret < 0)
-		panic("badaddr_val: unexpected status (%d) in probing", ret);
-	return(ret);
-
-}
-
-
-nasid_t
-get_console_nasid(void)
-{
-	extern nasid_t console_nasid;
-	if (console_nasid < 0) {
-		console_nasid = ia64_sn_get_console_nasid();
-		if (console_nasid < 0) {
-// ZZZ What do we do if we don't get a console nasid on the hardware????
-			if (IS_RUNNING_ON_SIMULATOR() )
-				console_nasid = master_nasid;
-		}
-	} 
-	return console_nasid;
-}
-
-int
-hub_dma_enabled(devfs_handle_t xconn_vhdl)
-{
-	return(0);
-}
-
-int
-hub_error_devenable(devfs_handle_t xconn_vhdl, int devnum, int error_code)
-{
-	return(0);
-}
-
-void
-ioerror_dump(char *name, int error_code, int error_mode, ioerror_t *ioerror)
-{
-}
-
-/******
- ****** end hack defines ......
- ******/
-
-
-
-
-/* =====================================================================
- *    PCI Generic Bus Provider
- * Implement PCI provider operations.  The pciio* layer provides a
- * platform-independent interface for PCI devices.  This layer
- * switches among the possible implementations of a PCI adapter.
- */
-
-/* =====================================================================
- *    Provider Function Location SHORTCUT
- *
- * On platforms with only one possible PCI provider, macros can be
- * set up at the top that cause the table lookups and indirections to
- * completely disappear.
- */
-
-#if defined(CONFIG_IA64_SGI_SN1)
-/*
- *    For the moment, we will assume that IP27
- *      only use Bridge ASICs to provide PCI support.
- */
-#include <asm/sn/pci/pcibr.h>
-#define DEV_FUNC(dev,func)	pcibr_##func
-#define CAST_PIOMAP(x)		((pcibr_piomap_t)(x))
-#define CAST_DMAMAP(x)		((pcibr_dmamap_t)(x))
-#define CAST_INTR(x)		((pcibr_intr_t)(x))
-#endif /* CONFIG_IA64_SGI_SN1 */
-
-/* =====================================================================
- *    Function Table of Contents
- */
-
-#if !defined(DEV_FUNC)
-static pciio_provider_t *pciio_to_provider_fns(devfs_handle_t dev);
-#endif
-
-pciio_piomap_t          pciio_piomap_alloc(devfs_handle_t, device_desc_t, pciio_space_t, iopaddr_t, size_t, size_t, unsigned);
-void                    pciio_piomap_free(pciio_piomap_t);
-caddr_t                 pciio_piomap_addr(pciio_piomap_t, iopaddr_t, size_t);
-
-void                    pciio_piomap_done(pciio_piomap_t);
-caddr_t                 pciio_piotrans_addr(devfs_handle_t, device_desc_t, pciio_space_t, iopaddr_t, size_t, unsigned);
-caddr_t			pciio_pio_addr(devfs_handle_t, device_desc_t, pciio_space_t, iopaddr_t, size_t, pciio_piomap_t *, unsigned);
-
-iopaddr_t               pciio_piospace_alloc(devfs_handle_t, device_desc_t, pciio_space_t, size_t, size_t);
-void                    pciio_piospace_free(devfs_handle_t, pciio_space_t, iopaddr_t, size_t);
-
-pciio_dmamap_t          pciio_dmamap_alloc(devfs_handle_t, device_desc_t, size_t, unsigned);
-void                    pciio_dmamap_free(pciio_dmamap_t);
-iopaddr_t               pciio_dmamap_addr(pciio_dmamap_t, paddr_t, size_t);
-alenlist_t              pciio_dmamap_list(pciio_dmamap_t, alenlist_t, unsigned);
-void                    pciio_dmamap_done(pciio_dmamap_t);
-iopaddr_t               pciio_dmatrans_addr(devfs_handle_t, device_desc_t, paddr_t, size_t, unsigned);
-alenlist_t              pciio_dmatrans_list(devfs_handle_t, device_desc_t, alenlist_t, unsigned);
-void			pciio_dmamap_drain(pciio_dmamap_t);
-void			pciio_dmaaddr_drain(devfs_handle_t, paddr_t, size_t);
-void			pciio_dmalist_drain(devfs_handle_t, alenlist_t);
-iopaddr_t               pciio_dma_addr(devfs_handle_t, device_desc_t, paddr_t, size_t, pciio_dmamap_t *, unsigned);
-
-pciio_intr_t            pciio_intr_alloc(devfs_handle_t, device_desc_t, pciio_intr_line_t, devfs_handle_t);
-void                    pciio_intr_free(pciio_intr_t);
-int                     pciio_intr_connect(pciio_intr_t);
-void                    pciio_intr_disconnect(pciio_intr_t);
-devfs_handle_t            pciio_intr_cpu_get(pciio_intr_t);
-
-void			pciio_slot_func_to_name(char *, pciio_slot_t, pciio_function_t);
-
-void                    pciio_provider_startup(devfs_handle_t);
-void                    pciio_provider_shutdown(devfs_handle_t);
-
-pciio_endian_t          pciio_endian_set(devfs_handle_t, pciio_endian_t, pciio_endian_t);
-pciio_priority_t        pciio_priority_set(devfs_handle_t, pciio_priority_t);
-devfs_handle_t            pciio_intr_dev_get(pciio_intr_t);
-
-devfs_handle_t            pciio_pio_dev_get(pciio_piomap_t);
-pciio_slot_t            pciio_pio_slot_get(pciio_piomap_t);
-pciio_space_t           pciio_pio_space_get(pciio_piomap_t);
-iopaddr_t               pciio_pio_pciaddr_get(pciio_piomap_t);
-ulong                   pciio_pio_mapsz_get(pciio_piomap_t);
-caddr_t                 pciio_pio_kvaddr_get(pciio_piomap_t);
-
-devfs_handle_t            pciio_dma_dev_get(pciio_dmamap_t);
-pciio_slot_t            pciio_dma_slot_get(pciio_dmamap_t);
-
-pciio_info_t            pciio_info_chk(devfs_handle_t);
-pciio_info_t            pciio_info_get(devfs_handle_t);
-void                    pciio_info_set(devfs_handle_t, pciio_info_t);
-devfs_handle_t            pciio_info_dev_get(pciio_info_t);
-pciio_slot_t            pciio_info_slot_get(pciio_info_t);
-pciio_function_t        pciio_info_function_get(pciio_info_t);
-pciio_vendor_id_t       pciio_info_vendor_id_get(pciio_info_t);
-pciio_device_id_t       pciio_info_device_id_get(pciio_info_t);
-devfs_handle_t            pciio_info_master_get(pciio_info_t);
-arbitrary_info_t        pciio_info_mfast_get(pciio_info_t);
-pciio_provider_t       *pciio_info_pops_get(pciio_info_t);
-error_handler_f	       *pciio_info_efunc_get(pciio_info_t);
-error_handler_arg_t    *pciio_info_einfo_get(pciio_info_t);
-pciio_space_t		pciio_info_bar_space_get(pciio_info_t, int);
-iopaddr_t		pciio_info_bar_base_get(pciio_info_t, int);
-size_t			pciio_info_bar_size_get(pciio_info_t, int);
-iopaddr_t		pciio_info_rom_base_get(pciio_info_t);
-size_t			pciio_info_rom_size_get(pciio_info_t);
-
-void                    pciio_init(void);
-int                     pciio_attach(devfs_handle_t);
-
-void                    pciio_provider_register(devfs_handle_t, pciio_provider_t *pciio_fns);
-void                    pciio_provider_unregister(devfs_handle_t);
-pciio_provider_t       *pciio_provider_fns_get(devfs_handle_t);
-
-int                     pciio_driver_register(pciio_vendor_id_t, pciio_device_id_t, char *driver_prefix, unsigned);
-void                    pciio_driver_unregister(char *driver_prefix);
-
-devfs_handle_t            pciio_device_register(devfs_handle_t, devfs_handle_t, pciio_slot_t, pciio_function_t, pciio_vendor_id_t, pciio_device_id_t);
-
-void			pciio_device_unregister(devfs_handle_t);
-pciio_info_t		pciio_device_info_new(pciio_info_t, devfs_handle_t, pciio_slot_t, pciio_function_t, pciio_vendor_id_t, pciio_device_id_t);
-void			pciio_device_info_free(pciio_info_t);
-devfs_handle_t		pciio_device_info_register(devfs_handle_t, pciio_info_t);
-void			pciio_device_info_unregister(devfs_handle_t, pciio_info_t);
-int                     pciio_device_attach(devfs_handle_t, int);
-int			pciio_device_detach(devfs_handle_t, int);
-void                    pciio_error_register(devfs_handle_t, error_handler_f *, error_handler_arg_t);
-
-int                     pciio_reset(devfs_handle_t);
-int                     pciio_write_gather_flush(devfs_handle_t);
-int                     pciio_slot_inuse(devfs_handle_t);
-
-/* =====================================================================
- *    Provider Function Location
- *
- *      If there is more than one possible provider for
- *      this platform, we need to examine the master
- *      vertex of the current vertex for a provider
- *      function structure, and indirect through the
- *      appropriately named member.
- */
-
-#if !defined(DEV_FUNC)
-
-static pciio_provider_t *
-pciio_to_provider_fns(devfs_handle_t dev)
-{
-    pciio_info_t            card_info;
-    pciio_provider_t       *provider_fns;
-
-    /*
-     * We're called with two types of vertices, one is
-     * the bridge vertex (ends with "pci") and the other is the
-     * pci slot vertex (ends with "pci/[0-8]").  For the first type
-     * we need to get the provider from the PFUNCS label.  For
-     * the second we get it from fastinfo/c_pops.
-     */
-    provider_fns = pciio_provider_fns_get(dev);
-    if (provider_fns == NULL) {
-	card_info = pciio_info_get(dev);
-	if (card_info != NULL) {
-		provider_fns = pciio_info_pops_get(card_info);
-	}
-    }
-
-    if (provider_fns == NULL)
-#if defined(SUPPORT_PRINTING_V_FORMAT)
-	PRINT_PANIC("%v: provider_fns == NULL", dev);
-#else
-	PRINT_PANIC("0x%p: provider_fns == NULL", (void *)dev);
-#endif
-
-    return provider_fns;
-
-}
-
-#define DEV_FUNC(dev,func)	pciio_to_provider_fns(dev)->func
-#define CAST_PIOMAP(x)		((pciio_piomap_t)(x))
-#define CAST_DMAMAP(x)		((pciio_dmamap_t)(x))
-#define CAST_INTR(x)		((pciio_intr_t)(x))
-#endif
-
-/*
- * Many functions are not passed their vertex
- * information directly; rather, they must
- * dive through a resource map. These macros
- * are available to coordinate this detail.
- */
-#define PIOMAP_FUNC(map,func)		DEV_FUNC((map)->pp_dev,func)
-#define DMAMAP_FUNC(map,func)		DEV_FUNC((map)->pd_dev,func)
-#define INTR_FUNC(intr_hdl,func)	DEV_FUNC((intr_hdl)->pi_dev,func)
-
-/* =====================================================================
- *          PIO MANAGEMENT
- *
- *      For mapping system virtual address space to
- *      pciio space on a specified card
- */
-
-pciio_piomap_t
-pciio_piomap_alloc(devfs_handle_t dev,	/* set up mapping for this device */
-		   device_desc_t dev_desc,	/* device descriptor */
-		   pciio_space_t space,	/* CFG, MEM, IO, or a device-decoded window */
-		   iopaddr_t addr,	/* lowest address (or offset in window) */
-		   size_t byte_count,	/* size of region containing our mappings */
-		   size_t byte_count_max,	/* maximum size of a mapping */
-		   unsigned flags)
-{					/* defined in sys/pio.h */
-    return (pciio_piomap_t) DEV_FUNC(dev, piomap_alloc)
-	(dev, dev_desc, space, addr, byte_count, byte_count_max, flags);
-}
-
-void
-pciio_piomap_free(pciio_piomap_t pciio_piomap)
-{
-    PIOMAP_FUNC(pciio_piomap, piomap_free)
-	(CAST_PIOMAP(pciio_piomap));
-}
-
-caddr_t
-pciio_piomap_addr(pciio_piomap_t pciio_piomap,	/* mapping resources */
-		  iopaddr_t pciio_addr,	/* map for this pciio address */
-		  size_t byte_count)
-{					/* map this many bytes */
-    pciio_piomap->pp_kvaddr = PIOMAP_FUNC(pciio_piomap, piomap_addr)
-	(CAST_PIOMAP(pciio_piomap), pciio_addr, byte_count);
-
-    return pciio_piomap->pp_kvaddr;
-}
-
-void
-pciio_piomap_done(pciio_piomap_t pciio_piomap)
-{
-    PIOMAP_FUNC(pciio_piomap, piomap_done)
-	(CAST_PIOMAP(pciio_piomap));
-}
-
-caddr_t
-pciio_piotrans_addr(devfs_handle_t dev,	/* translate for this device */
-		    device_desc_t dev_desc,	/* device descriptor */
-		    pciio_space_t space,	/* CFG, MEM, IO, or a device-decoded window */
-		    iopaddr_t addr,	/* starting address (or offset in window) */
-		    size_t byte_count,	/* map this many bytes */
-		    unsigned flags)
-{					/* (currently unused) */
-    return DEV_FUNC(dev, piotrans_addr)
-	(dev, dev_desc, space, addr, byte_count, flags);
-}
-
-caddr_t
-pciio_pio_addr(devfs_handle_t dev,	/* translate for this device */
-	       device_desc_t dev_desc,	/* device descriptor */
-	       pciio_space_t space,	/* CFG, MEM, IO, or a device-decoded window */
-	       iopaddr_t addr,		/* starting address (or offset in window) */
-	       size_t byte_count,	/* map this many bytes */
-	       pciio_piomap_t *mapp,	/* where to return the map pointer */
-	       unsigned flags)
-{					/* PIO flags */
-    pciio_piomap_t          map = 0;
-    int			    errfree = 0;
-    caddr_t                 res;
-
-    if (mapp) {
-	map = *mapp;			/* possible pre-allocated map */
-	*mapp = 0;			/* record "no map used" */
-    }
-
-    res = pciio_piotrans_addr
-	(dev, dev_desc, space, addr, byte_count, flags);
-    if (res)
-	return res;			/* pciio_piotrans worked */
-
-    if (!map) {
-	map = pciio_piomap_alloc
-	    (dev, dev_desc, space, addr, byte_count, byte_count, flags);
-	if (!map)
-	    return res;			/* pciio_piomap_alloc failed */
-	errfree = 1;
-    }
-
-    res = pciio_piomap_addr
-	(map, addr, byte_count);
-    if (!res) {
-	if (errfree)
-	    pciio_piomap_free(map);
-	return res;			/* pciio_piomap_addr failed */
-    }
-    if (mapp)
-	*mapp = map;			/* pass back map used */
-
-    return res;				/* pciio_piomap_addr succeeded */
-}
-
-iopaddr_t
-pciio_piospace_alloc(devfs_handle_t dev,	/* Device requiring space */
-		     device_desc_t dev_desc,	/* Device descriptor */
-		     pciio_space_t space,	/* MEM32/MEM64/IO */
-		     size_t byte_count,	/* Size of mapping */
-		     size_t align)
-{					/* Alignment needed */
-    if (align < NBPP)
-	align = NBPP;
-    return DEV_FUNC(dev, piospace_alloc)
-	(dev, dev_desc, space, byte_count, align);
-}
-
-void
-pciio_piospace_free(devfs_handle_t dev,	/* Device freeing space */
-		    pciio_space_t space,	/* Type of space        */
-		    iopaddr_t pciaddr,	/* starting address */
-		    size_t byte_count)
-{					/* Range of address   */
-    DEV_FUNC(dev, piospace_free)
-	(dev, space, pciaddr, byte_count);
-}
-
-/* =====================================================================
- *          DMA MANAGEMENT
- *
- *      For mapping from pci space to system
- *      physical space.
- */
-
-pciio_dmamap_t
-pciio_dmamap_alloc(devfs_handle_t dev,	/* set up mappings for this device */
-		   device_desc_t dev_desc,	/* device descriptor */
-		   size_t byte_count_max,	/* max size of a mapping */
-		   unsigned flags)
-{					/* defined in dma.h */
-    return (pciio_dmamap_t) DEV_FUNC(dev, dmamap_alloc)
-	(dev, dev_desc, byte_count_max, flags);
-}
-
-void
-pciio_dmamap_free(pciio_dmamap_t pciio_dmamap)
-{
-    DMAMAP_FUNC(pciio_dmamap, dmamap_free)
-	(CAST_DMAMAP(pciio_dmamap));
-}
-
-iopaddr_t
-pciio_dmamap_addr(pciio_dmamap_t pciio_dmamap,	/* use these mapping resources */
-		  paddr_t paddr,	/* map for this address */
-		  size_t byte_count)
-{					/* map this many bytes */
-    return DMAMAP_FUNC(pciio_dmamap, dmamap_addr)
-	(CAST_DMAMAP(pciio_dmamap), paddr, byte_count);
-}
-
-alenlist_t
-pciio_dmamap_list(pciio_dmamap_t pciio_dmamap,	/* use these mapping resources */
-		  alenlist_t alenlist,	/* map this Address/Length List */
-		  unsigned flags)
-{
-    return DMAMAP_FUNC(pciio_dmamap, dmamap_list)
-	(CAST_DMAMAP(pciio_dmamap), alenlist, flags);
-}
-
-void
-pciio_dmamap_done(pciio_dmamap_t pciio_dmamap)
-{
-    DMAMAP_FUNC(pciio_dmamap, dmamap_done)
-	(CAST_DMAMAP(pciio_dmamap));
-}
-
-iopaddr_t
-pciio_dmatrans_addr(devfs_handle_t dev,	/* translate for this device */
-		    device_desc_t dev_desc,	/* device descriptor */
-		    paddr_t paddr,	/* system physical address */
-		    size_t byte_count,	/* length */
-		    unsigned flags)
-{					/* defined in dma.h */
-    return DEV_FUNC(dev, dmatrans_addr)
-	(dev, dev_desc, paddr, byte_count, flags);
-}
-
-alenlist_t
-pciio_dmatrans_list(devfs_handle_t dev,	/* translate for this device */
-		    device_desc_t dev_desc,	/* device descriptor */
-		    alenlist_t palenlist,	/* system address/length list */
-		    unsigned flags)
-{					/* defined in dma.h */
-    return DEV_FUNC(dev, dmatrans_list)
-	(dev, dev_desc, palenlist, flags);
-}
-
-iopaddr_t
-pciio_dma_addr(devfs_handle_t dev,	/* translate for this device */
-	       device_desc_t dev_desc,	/* device descriptor */
-	       paddr_t paddr,		/* system physical address */
-	       size_t byte_count,	/* length */
-	       pciio_dmamap_t *mapp,	/* map to use, then map we used */
-	       unsigned flags)
-{					/* PIO flags */
-    pciio_dmamap_t          map = 0;
-    int			    errfree = 0;
-    iopaddr_t               res;
-
-    if (mapp) {
-	map = *mapp;			/* possible pre-allocated map */
-	*mapp = 0;			/* record "no map used" */
-    }
-
-    res = pciio_dmatrans_addr
-	(dev, dev_desc, paddr, byte_count, flags);
-    if (res)
-	return res;			/* pciio_dmatrans worked */
-
-    if (!map) {
-	map = pciio_dmamap_alloc
-	    (dev, dev_desc, byte_count, flags);
-	if (!map)
-	    return res;			/* pciio_dmamap_alloc failed */
-	errfree = 1;
-    }
-
-    res = pciio_dmamap_addr
-	(map, paddr, byte_count);
-    if (!res) {
-	if (errfree)
-	    pciio_dmamap_free(map);
-	return res;			/* pciio_dmamap_addr failed */
-    }
-    if (mapp)
-	*mapp = map;			/* pass back map used */
-
-    return res;				/* pciio_dmamap_addr succeeded */
-}
-
-void
-pciio_dmamap_drain(pciio_dmamap_t map)
-{
-    DMAMAP_FUNC(map, dmamap_drain)
-	(CAST_DMAMAP(map));
-}
-
-void
-pciio_dmaaddr_drain(devfs_handle_t dev, paddr_t addr, size_t size)
-{
-    DEV_FUNC(dev, dmaaddr_drain)
-	(dev, addr, size);
-}
-
-void
-pciio_dmalist_drain(devfs_handle_t dev, alenlist_t list)
-{
-    DEV_FUNC(dev, dmalist_drain)
-	(dev, list);
-}
-
-/* =====================================================================
- *          INTERRUPT MANAGEMENT
- *
- *      Allow crosstalk devices to establish interrupts
- */
-
-/*
- * Allocate resources required for an interrupt as specified in intr_desc.
- * Return resource handle in intr_hdl.
- */
-pciio_intr_t
-pciio_intr_alloc(devfs_handle_t dev,	/* which Crosstalk device */
-		 device_desc_t dev_desc,	/* device descriptor */
-		 pciio_intr_line_t lines,	/* INTR line(s) to attach */
-		 devfs_handle_t owner_dev)
-{					/* owner of this interrupt */
-    return (pciio_intr_t) DEV_FUNC(dev, intr_alloc)
-	(dev, dev_desc, lines, owner_dev);
-}
-
-/*
- * Free resources consumed by intr_alloc.
- */
-void
-pciio_intr_free(pciio_intr_t intr_hdl)
-{
-    INTR_FUNC(intr_hdl, intr_free)
-	(CAST_INTR(intr_hdl));
-}
-
-/*
- * Associate resources allocated with a previous pciio_intr_alloc call with the
- * described handler, arg, name, etc.
- *
- * Returns 0 on success, returns <0 on failure.
- */
-int
-pciio_intr_connect(pciio_intr_t intr_hdl)	/* pciio intr resource handle */
-{
-    return INTR_FUNC(intr_hdl, intr_connect)
-	(CAST_INTR(intr_hdl));
-}
-
-/*
- * Disassociate handler with the specified interrupt.
- */
-void
-pciio_intr_disconnect(pciio_intr_t intr_hdl)
-{
-    INTR_FUNC(intr_hdl, intr_disconnect)
-	(CAST_INTR(intr_hdl));
-}
-
-/*
- * Return a hwgraph vertex that represents the CPU currently
- * targeted by an interrupt.
- */
-devfs_handle_t
-pciio_intr_cpu_get(pciio_intr_t intr_hdl)
-{
-    return INTR_FUNC(intr_hdl, intr_cpu_get)
-	(CAST_INTR(intr_hdl));
-}
-
-void
-pciio_slot_func_to_name(char		       *name,
-			pciio_slot_t		slot,
-			pciio_function_t	func)
-{
-    /*
-     * standard connection points:
-     *
-     * PCIIO_SLOT_NONE:	.../pci/direct
-     * PCIIO_FUNC_NONE: .../pci/<SLOT>			ie. .../pci/3
-     * multifunction:   .../pci/<SLOT><FUNC>		ie. .../pci/3c
-     */
-
-    if (slot == PCIIO_SLOT_NONE)
-	sprintf(name, "direct");
-    else if (func == PCIIO_FUNC_NONE)
-	sprintf(name, "%d", slot);
-    else
-	sprintf(name, "%d%c", slot, 'a'+func);
-}
-
-/* =====================================================================
- *          CONFIGURATION MANAGEMENT
- */
-
-/*
- * Startup a crosstalk provider
- */
-void
-pciio_provider_startup(devfs_handle_t pciio_provider)
-{
-    DEV_FUNC(pciio_provider, provider_startup)
-	(pciio_provider);
-}
-
-/*
- * Shutdown a crosstalk provider
- */
-void
-pciio_provider_shutdown(devfs_handle_t pciio_provider)
-{
-    DEV_FUNC(pciio_provider, provider_shutdown)
-	(pciio_provider);
-}
-
-/*
- * Specify endianness constraints.  The driver tells us what the device
- * does and how it would like to see things in memory.  We reply with
- * how things will actually appear in memory.
- */
-pciio_endian_t
-pciio_endian_set(devfs_handle_t dev,
-		 pciio_endian_t device_end,
-		 pciio_endian_t desired_end)
-{
-    ASSERT((device_end == PCIDMA_ENDIAN_BIG) || (device_end == PCIDMA_ENDIAN_LITTLE));
-    ASSERT((desired_end == PCIDMA_ENDIAN_BIG) || (desired_end == PCIDMA_ENDIAN_LITTLE));
-
-#if DEBUG
-#if defined(SUPPORT_PRINTING_V_FORMAT)
-    printk(KERN_ALERT  "%v: pciio_endian_set is going away.\n"
-	    "\tplease use PCIIO_BYTE_STREAM or PCIIO_WORD_VALUES in your\n"
-	    "\tpciio_dmamap_alloc and pciio_dmatrans calls instead.\n",
-	    dev);
-#else
-    printk(KERN_ALERT  "0x%x: pciio_endian_set is going away.\n"
-	    "\tplease use PCIIO_BYTE_STREAM or PCIIO_WORD_VALUES in your\n"
-	    "\tpciio_dmamap_alloc and pciio_dmatrans calls instead.\n",
-	    dev);
-#endif
-#endif
-
-    return DEV_FUNC(dev, endian_set)
-	(dev, device_end, desired_end);
-}
-
-/*
- * Specify PCI arbitration priority.
- */
-pciio_priority_t
-pciio_priority_set(devfs_handle_t dev,
-		   pciio_priority_t device_prio)
-{
-    ASSERT((device_prio == PCI_PRIO_HIGH) || (device_prio == PCI_PRIO_LOW));
-
-    return DEV_FUNC(dev, priority_set)
-	(dev, device_prio);
-}
-
-/*
- * Read value of configuration register
- */
-uint64_t
-pciio_config_get(devfs_handle_t	dev,
-		 unsigned	reg,
-		 unsigned	size)
-{
-    uint64_t	value = 0;
-    unsigned	shift = 0;
-
-    /* handle accesses that cross words here,
-     * since that's common code between all
-     * possible providers.
-     */
-    while (size > 0) {
-	unsigned	biw = 4 - (reg&3);
-	if (biw > size)
-	    biw = size;
-
-	value |= DEV_FUNC(dev, config_get)
-	    (dev, reg, biw) << shift;
-
-	shift += 8*biw;
-	reg += biw;
-	size -= biw;
-    }
-    return value;
-}
-
-/*
- * Change value of configuration register
- */
-void
-pciio_config_set(devfs_handle_t	dev,
-		 unsigned	reg,
-		 unsigned	size,
-		 uint64_t	value)
-{
-    /* handle accesses that cross words here,
-     * since that's common code between all
-     * possible providers.
-     */
-    while (size > 0) {
-	unsigned	biw = 4 - (reg&3);
-	if (biw > size)
-	    biw = size;
-	    
-	DEV_FUNC(dev, config_set)
-	    (dev, reg, biw, value);
-	reg += biw;
-	size -= biw;
-	value >>= biw * 8;
-    }
-}
-
-/* =====================================================================
- *          GENERIC PCI SUPPORT FUNCTIONS
- */
-
-/*
- * Issue a hardware reset to a card.
- */
-int
-pciio_reset(devfs_handle_t dev)
-{
-    return DEV_FUNC(dev, reset) (dev);
-}
-
-/*
- * flush write gather buffers
- */
-int
-pciio_write_gather_flush(devfs_handle_t dev)
-{
-    return DEV_FUNC(dev, write_gather_flush) (dev);
-}
-
-devfs_handle_t
-pciio_intr_dev_get(pciio_intr_t pciio_intr)
-{
-    return (pciio_intr->pi_dev);
-}
-
-/****** Generic crosstalk pio interfaces ******/
-devfs_handle_t
-pciio_pio_dev_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_dev);
-}
-
-pciio_slot_t
-pciio_pio_slot_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_slot);
-}
-
-pciio_space_t
-pciio_pio_space_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_space);
-}
-
-iopaddr_t
-pciio_pio_pciaddr_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_pciaddr);
-}
-
-ulong
-pciio_pio_mapsz_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_mapsz);
-}
-
-caddr_t
-pciio_pio_kvaddr_get(pciio_piomap_t pciio_piomap)
-{
-    return (pciio_piomap->pp_kvaddr);
-}
-
-/****** Generic crosstalk dma interfaces ******/
-devfs_handle_t
-pciio_dma_dev_get(pciio_dmamap_t pciio_dmamap)
-{
-    return (pciio_dmamap->pd_dev);
-}
-
-pciio_slot_t
-pciio_dma_slot_get(pciio_dmamap_t pciio_dmamap)
-{
-    return (pciio_dmamap->pd_slot);
-}
-
-/****** Generic pci slot information interfaces ******/
-
-pciio_info_t
-pciio_info_chk(devfs_handle_t pciio)
-{
-    arbitrary_info_t        ainfo = 0;
-
-    hwgraph_info_get_LBL(pciio, INFO_LBL_PCIIO, &ainfo);
-    return (pciio_info_t) ainfo;
-}
-
-pciio_info_t
-pciio_info_get(devfs_handle_t pciio)
-{
-    pciio_info_t            pciio_info;
-
-    pciio_info = (pciio_info_t) hwgraph_fastinfo_get(pciio);
-
-#ifdef DEBUG_PCIIO
-    {
-	int pos;
-	char dname[256];
-	pos = devfs_generate_path(pciio, dname, 256);
-	printk("%s : path= %s\n", __FUNCTION__, &dname[pos]);
-    }
-#endif /* DEBUG_PCIIO */
-
-    if ((pciio_info != NULL) &&
-	(pciio_info->c_fingerprint != pciio_info_fingerprint)
-	&& (pciio_info->c_fingerprint != NULL)) {
-
-	return((pciio_info_t)-1); /* Should panic .. */
-    }
-	
-
-    return pciio_info;
-}
-
-void
-pciio_info_set(devfs_handle_t pciio, pciio_info_t pciio_info)
-{
-    if (pciio_info != NULL)
-	pciio_info->c_fingerprint = pciio_info_fingerprint;
-    hwgraph_fastinfo_set(pciio, (arbitrary_info_t) pciio_info);
-
-    /* Also, mark this vertex as a PCI slot
-     * and use the pciio_info, so pciio_info_chk
-     * can work (and be fairly efficient).
-     */
-    hwgraph_info_add_LBL(pciio, INFO_LBL_PCIIO,
-			 (arbitrary_info_t) pciio_info);
-}
-
-devfs_handle_t
-pciio_info_dev_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_vertex);
-}
-
-/*ARGSUSED*/
-pciio_bus_t
-pciio_info_bus_get(pciio_info_t pciio_info)
-{
-    /* XXX for now O2 always gets back bus 0 */
-    return (pciio_bus_t)0;
-}
-
-pciio_slot_t
-pciio_info_slot_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_slot);
-}
-
-pciio_function_t
-pciio_info_function_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_func);
-}
-
-pciio_vendor_id_t
-pciio_info_vendor_id_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_vendor);
-}
-
-pciio_device_id_t
-pciio_info_device_id_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_device);
-}
-
-devfs_handle_t
-pciio_info_master_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_master);
-}
-
-arbitrary_info_t
-pciio_info_mfast_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_mfast);
-}
-
-pciio_provider_t       *
-pciio_info_pops_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_pops);
-}
-
-error_handler_f	       *
-pciio_info_efunc_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_efunc);
-}
-
-error_handler_arg_t    *
-pciio_info_einfo_get(pciio_info_t pciio_info)
-{
-    return (pciio_info->c_einfo);
-}
-
-pciio_space_t
-pciio_info_bar_space_get(pciio_info_t info, int win)
-{
-    return info->c_window[win].w_space;
-}
-
-iopaddr_t
-pciio_info_bar_base_get(pciio_info_t info, int win)
-{
-    return info->c_window[win].w_base;
-}
-
-size_t
-pciio_info_bar_size_get(pciio_info_t info, int win)
-{
-    return info->c_window[win].w_size;
-}
-
-iopaddr_t
-pciio_info_rom_base_get(pciio_info_t info)
-{
-    return info->c_rbase;
-}
-
-size_t
-pciio_info_rom_size_get(pciio_info_t info)
-{
-    return info->c_rsize;
-}
-
-
-/* =====================================================================
- *          GENERIC PCI INITIALIZATION FUNCTIONS
- */
-
-/*
- *    pciioinit: called once during device driver
- *      initializtion if this driver is configured into
- *      the system.
- */
-void
-pciio_init(void)
-{
-    cdl_p                   cp;
-
-#if DEBUG && ATTACH_DEBUG
-    printf("pciio_init\n");
-#endif
-    /* Allocate the registry.
-     * We might already have one.
-     * If we don't, go get one.
-     * MPness: someone might have
-     * set one up for us while we
-     * were not looking; use an atomic
-     * compare-and-swap to commit to
-     * using the new registry if and
-     * only if nobody else did first.
-     * If someone did get there first,
-     * toss the one we allocated back
-     * into the pool.
-     */
-    if (pciio_registry == NULL) {
-	cp = cdl_new(EDGE_LBL_PCI, "vendor", "device");
-	if (!compare_and_swap_ptr((void **) &pciio_registry, NULL, (void *) cp)) {
-	    cdl_del(cp);
-	}
-    }
-    ASSERT(pciio_registry != NULL);
-}
-
-/*
- *    pciioattach: called for each vertex in the graph
- *      that is a PCI provider.
- */
-/*ARGSUSED */
-int
-pciio_attach(devfs_handle_t pciio)
-{
-#if DEBUG && ATTACH_DEBUG
-#if defined(SUPPORT_PRINTING_V_FORMAT)
-    printk("%v: pciio_attach\n", pciio);
-#else
-    printk("0x%x: pciio_attach\n", pciio);
-#endif
-#endif
-    return 0;
-}
-
-/*
- * Associate a set of pciio_provider functions with a vertex.
- */
-void
-pciio_provider_register(devfs_handle_t provider, pciio_provider_t *pciio_fns)
-{
-    hwgraph_info_add_LBL(provider, INFO_LBL_PFUNCS, (arbitrary_info_t) pciio_fns);
-}
-
-/*
- * Disassociate a set of pciio_provider functions with a vertex.
- */
-void
-pciio_provider_unregister(devfs_handle_t provider)
-{
-    arbitrary_info_t        ainfo;
-
-    hwgraph_info_remove_LBL(provider, INFO_LBL_PFUNCS, (long *) &ainfo);
-}
-
-/*
- * Obtain a pointer to the pciio_provider functions for a specified Crosstalk
- * provider.
- */
-pciio_provider_t       *
-pciio_provider_fns_get(devfs_handle_t provider)
-{
-    arbitrary_info_t        ainfo = 0;
-
-    (void) hwgraph_info_get_LBL(provider, INFO_LBL_PFUNCS, &ainfo);
-    return (pciio_provider_t *) ainfo;
-}
-
-/*ARGSUSED4 */
-int
-pciio_driver_register(
-			 pciio_vendor_id_t vendor_id,
-			 pciio_device_id_t device_id,
-			 char *driver_prefix,
-			 unsigned flags)
-{
-    /* a driver's init routine might call
-     * pciio_driver_register before the
-     * system calls pciio_init; so we
-     * make the init call ourselves here.
-     */
-    if (pciio_registry == NULL)
-	pciio_init();
-
-    return cdl_add_driver(pciio_registry,
-			  vendor_id, device_id,
-			  driver_prefix, flags, NULL);
-}
-
-/*
- * Remove an initialization function.
- */
-void
-pciio_driver_unregister(
-			   char *driver_prefix)
-{
-    /* before a driver calls unregister,
-     * it must have called register; so
-     * we can assume we have a registry here.
-     */
-    ASSERT(pciio_registry != NULL);
-
-    cdl_del_driver(pciio_registry, driver_prefix, NULL);
-}
-
-/* 
- * Set the slot status for a device supported by the 
- * driver being registered.
- */
-void
-pciio_driver_reg_callback(
-                           devfs_handle_t pconn_vhdl,
-			   int key1,
-			   int key2,
-                           int error)
-{
-}
-
-/* 
- * Set the slot status for a device supported by the 
- * driver being unregistered.
- */
-void
-pciio_driver_unreg_callback(
-                           devfs_handle_t pconn_vhdl,
-			   int key1,
-			   int key2,
-                           int error)
-{
-}
-
-/*
- * Call some function with each vertex that
- * might be one of this driver's attach points.
- */
-void
-pciio_iterate(char *driver_prefix,
-	      pciio_iter_f * func)
-{
-    /* a driver's init routine might call
-     * pciio_iterate before the
-     * system calls pciio_init; so we
-     * make the init call ourselves here.
-     */
-    if (pciio_registry == NULL)
-	pciio_init();
-
-    ASSERT(pciio_registry != NULL);
-
-    cdl_iterate(pciio_registry, driver_prefix, (cdl_iter_f *) func);
-}
-
-devfs_handle_t
-pciio_device_register(
-		devfs_handle_t connectpt,	/* vertex for /hw/.../pciio/%d */
-		devfs_handle_t master,	/* card's master ASIC (PCI provider) */
-		pciio_slot_t slot,	/* card's slot */
-		pciio_function_t func,	/* card's func */
-		pciio_vendor_id_t vendor_id,
-		pciio_device_id_t device_id)
-{
-    return pciio_device_info_register
-	(connectpt, pciio_device_info_new (NULL, master, slot, func,
-					   vendor_id, device_id));
-}
-
-void
-pciio_device_unregister(devfs_handle_t pconn)
-{
-    DEV_FUNC(pconn,device_unregister)(pconn);
-}
-
-pciio_info_t
-pciio_device_info_new(
-		pciio_info_t pciio_info,
-		devfs_handle_t master,
-		pciio_slot_t slot,
-		pciio_function_t func,
-		pciio_vendor_id_t vendor_id,
-		pciio_device_id_t device_id)
-{
-    if (!pciio_info)
-	GET_NEW(pciio_info);
-    ASSERT(pciio_info != NULL);
-
-    pciio_info->c_slot = slot;
-    pciio_info->c_func = func;
-    pciio_info->c_vendor = vendor_id;
-    pciio_info->c_device = device_id;
-    pciio_info->c_master = master;
-    pciio_info->c_mfast = hwgraph_fastinfo_get(master);
-    pciio_info->c_pops = pciio_provider_fns_get(master);
-    pciio_info->c_efunc = 0;
-    pciio_info->c_einfo = 0;
-
-    return pciio_info;
-}
-
-void
-pciio_device_info_free(pciio_info_t pciio_info)
-{
-    /* NOTE : pciio_info is a structure within the pcibr_info
-     *	      and not a pointer to memory allocated on the heap !!
-     */
-    BZERO((char *)pciio_info,sizeof(pciio_info));
-}
-
-devfs_handle_t
-pciio_device_info_register(
-		devfs_handle_t connectpt,		/* vertex at center of bus */
-		pciio_info_t pciio_info)	/* details about the connectpt */
-{
-    char		name[32];
-    devfs_handle_t	pconn;
-    int device_master_set(devfs_handle_t, devfs_handle_t);
-
-    pciio_slot_func_to_name(name,
-			    pciio_info->c_slot,
-			    pciio_info->c_func);
-
-    if (GRAPH_SUCCESS !=
-	hwgraph_path_add(connectpt, name, &pconn))
-	return pconn;
-
-    pciio_info->c_vertex = pconn;
-    pciio_info_set(pconn, pciio_info);
-#ifdef DEBUG_PCIIO
-    {
-	int pos;
-	char dname[256];
-	pos = devfs_generate_path(pconn, dname, 256);
-	printk("%s : pconn path= %s \n", __FUNCTION__, &dname[pos]);
-    }
-#endif /* DEBUG_PCIIO */
-
-    /*
-     * create link to our pci provider
-     */
-
-    device_master_set(pconn, pciio_info->c_master);
-
-#if USRPCI
-    /*
-     * Call into usrpci provider to let it initialize for
-     * the given slot.
-     */
-    if (pciio_info->c_slot != PCIIO_SLOT_NONE)
-	usrpci_device_register(pconn, pciio_info->c_master, pciio_info->c_slot);
-#endif
-
-    return pconn;
-}
-
-void
-pciio_device_info_unregister(devfs_handle_t connectpt,
-			     pciio_info_t pciio_info)
-{
-    char		name[32];
-    devfs_handle_t	pconn;
-
-    if (!pciio_info)
-	return;
-
-    pciio_slot_func_to_name(name,
-			    pciio_info->c_slot,
-			    pciio_info->c_func);
-
-    hwgraph_edge_remove(connectpt,name,&pconn);
-    pciio_info_set(pconn,0);
-
-    /* Remove the link to our pci provider */
-    hwgraph_edge_remove(pconn, EDGE_LBL_MASTER, NULL);
-
-
-    hwgraph_vertex_unref(pconn);
-    hwgraph_vertex_destroy(pconn);
-    
-}
-/* Add the pci card inventory information to the hwgraph
- */
-static void
-pciio_device_inventory_add(devfs_handle_t pconn_vhdl)
-{
-    pciio_info_t	pciio_info = pciio_info_get(pconn_vhdl);
-
-    ASSERT(pciio_info);
-    ASSERT(pciio_info->c_vertex == pconn_vhdl);
-
-    /* Donot add inventory  for non-existent devices */
-    if ((pciio_info->c_vendor == PCIIO_VENDOR_ID_NONE)	||
-	(pciio_info->c_device == PCIIO_DEVICE_ID_NONE))
-	return;
-    device_inventory_add(pconn_vhdl,INV_IOBD,INV_PCIADAP,
-			 pciio_info->c_vendor,pciio_info->c_device,
-			 pciio_info->c_slot);
-}
-
-static void
-pciio_device_inventory_remove(devfs_handle_t pconn_vhdl)
-{
-#ifdef LATER
-    hwgraph_inventory_remove(pconn_vhdl,-1,-1,-1,-1,-1);
-#endif
-}
-
-/*ARGSUSED */
-int
-pciio_device_attach(devfs_handle_t pconn,
-		    int          drv_flags)
-{
-    pciio_info_t            pciio_info;
-    pciio_vendor_id_t       vendor_id;
-    pciio_device_id_t       device_id;
-
-
-    pciio_device_inventory_add(pconn);
-    pciio_info = pciio_info_get(pconn);
-
-    vendor_id = pciio_info->c_vendor;
-    device_id = pciio_info->c_device;
-
-    /* we don't start attaching things until
-     * all the driver init routines (including
-     * pciio_init) have been called; so we
-     * can assume here that we have a registry.
-     */
-    ASSERT(pciio_registry != NULL);
-
-    return(cdl_add_connpt(pciio_registry, vendor_id, device_id, pconn, drv_flags));
-}
-
-int
-pciio_device_detach(devfs_handle_t pconn,
-		    int          drv_flags)
-{
-    pciio_info_t            pciio_info;
-    pciio_vendor_id_t       vendor_id;
-    pciio_device_id_t       device_id;
-
-    pciio_device_inventory_remove(pconn);
-    pciio_info = pciio_info_get(pconn);
-
-    vendor_id = pciio_info->c_vendor;
-    device_id = pciio_info->c_device;
-
-    /* we don't start attaching things until
-     * all the driver init routines (including
-     * pciio_init) have been called; so we
-     * can assume here that we have a registry.
-     */
-    ASSERT(pciio_registry != NULL);
-
-    return(cdl_del_connpt(pciio_registry, vendor_id, device_id,
-		          pconn, drv_flags));
-
-}
-
-/*
- * pciio_error_register:
- * arrange for a function to be called with
- * a specified first parameter plus other
- * information when an error is encountered
- * and traced to the pci slot corresponding
- * to the connection point pconn.
- *
- * may also be called with a null function
- * pointer to "unregister" the error handler.
- *
- * NOTE: subsequent calls silently overwrite
- * previous data for this vertex. We assume that
- * cooperating drivers, well, cooperate ...
- */
-void
-pciio_error_register(devfs_handle_t pconn,
-		     error_handler_f *efunc,
-		     error_handler_arg_t einfo)
-{
-    pciio_info_t            pciio_info;
-
-    pciio_info = pciio_info_get(pconn);
-    ASSERT(pciio_info != NULL);
-    pciio_info->c_efunc = efunc;
-    pciio_info->c_einfo = einfo;
-}
-
-/*
- * Check if any device has been found in this slot, and return
- * true or false
- * vhdl is the vertex for the slot
- */
-int
-pciio_slot_inuse(devfs_handle_t pconn_vhdl)
-{
-    pciio_info_t            pciio_info = pciio_info_get(pconn_vhdl);
-
-    ASSERT(pciio_info);
-    ASSERT(pciio_info->c_vertex == pconn_vhdl);
-    if (pciio_info->c_vendor) {
-	/*
-	 * Non-zero value for vendor indicate
-	 * a board being found in this slot.
-	 */
-	return 1;
-    }
-    return 0;
-}
-
-int
-pciio_dma_enabled(devfs_handle_t pconn_vhdl)
-{
-	return DEV_FUNC(pconn_vhdl, dma_enabled)(pconn_vhdl);
-}
-
-/*
- * These are complementary Linux interfaces that takes in a pci_dev * as the 
- * first arguement instead of devfs_handle_t.
- */
-iopaddr_t               snia_pciio_dmatrans_addr(struct pci_dev *, device_desc_t, paddr_t, size_t, unsigned);
-pciio_dmamap_t          snia_pciio_dmamap_alloc(struct pci_dev *, device_desc_t, size_t, unsigned);
-void                    snia_pciio_dmamap_free(pciio_dmamap_t);
-iopaddr_t               snia_pciio_dmamap_addr(pciio_dmamap_t, paddr_t, size_t);
-void                    snia_pciio_dmamap_done(pciio_dmamap_t);
-pciio_endian_t          snia_pciio_endian_set(struct pci_dev *pci_dev, pciio_endian_t device_end,
-					      pciio_endian_t desired_end);
-
-#include <linux/module.h>
-EXPORT_SYMBOL(snia_pciio_dmatrans_addr);
-EXPORT_SYMBOL(snia_pciio_dmamap_alloc);
-EXPORT_SYMBOL(snia_pciio_dmamap_free);
-EXPORT_SYMBOL(snia_pciio_dmamap_addr);
-EXPORT_SYMBOL(snia_pciio_dmamap_done);
-EXPORT_SYMBOL(snia_pciio_endian_set);
-
-pciio_endian_t
-snia_pciio_endian_set(struct pci_dev *pci_dev,
-	pciio_endian_t device_end,
-	pciio_endian_t desired_end)
-{
-	devfs_handle_t dev = PCIDEV_VERTEX(pci_dev);
-	
-	return DEV_FUNC(dev, endian_set)
-		(dev, device_end, desired_end);
-}
-
-iopaddr_t
-snia_pciio_dmatrans_addr(struct pci_dev *pci_dev, /* translate for this device */
-                    device_desc_t dev_desc,     /* device descriptor */
-                    paddr_t paddr,      /* system physical address */
-                    size_t byte_count,  /* length */
-                    unsigned flags)
-{                                       /* defined in dma.h */
-
-    devfs_handle_t dev = PCIDEV_VERTEX(pci_dev);
-
-    return DEV_FUNC(dev, dmatrans_addr)
-        (dev, dev_desc, paddr, byte_count, flags);
-}
-
-pciio_dmamap_t
-snia_pciio_dmamap_alloc(struct pci_dev *pci_dev,  /* set up mappings for this device */
-                   device_desc_t dev_desc,      /* device descriptor */
-                   size_t byte_count_max,       /* max size of a mapping */
-                   unsigned flags)
-{                                       /* defined in dma.h */
-
-    devfs_handle_t dev = PCIDEV_VERTEX(pci_dev);
-
-    return (pciio_dmamap_t) DEV_FUNC(dev, dmamap_alloc)
-        (dev, dev_desc, byte_count_max, flags);
-}
-
-void
-snia_pciio_dmamap_free(pciio_dmamap_t pciio_dmamap)
-{
-    DMAMAP_FUNC(pciio_dmamap, dmamap_free)
-        (CAST_DMAMAP(pciio_dmamap));
-}
-
-iopaddr_t
-snia_pciio_dmamap_addr(pciio_dmamap_t pciio_dmamap,  /* use these mapping resources */
-                  paddr_t paddr,        /* map for this address */
-                  size_t byte_count)
-{                                       /* map this many bytes */
-    return DMAMAP_FUNC(pciio_dmamap, dmamap_addr)
-        (CAST_DMAMAP(pciio_dmamap), paddr, byte_count);
-}
-
-void
-snia_pciio_dmamap_done(pciio_dmamap_t pciio_dmamap)
-{
-    DMAMAP_FUNC(pciio_dmamap, dmamap_done)
-        (CAST_DMAMAP(pciio_dmamap));
-}
-

FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)