NetBSD/sys/dev/pci/pucvar.h

110 lines
3.6 KiB
C

/* $NetBSD: pucvar.h,v 1.8 2005/12/11 12:22:50 christos Exp $ */
/*
* Copyright (c) 1998, 1999 Christopher G. Demetriou. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Exported (or conveniently located) PCI "universal" communications card
* software structures.
*
* Author: Christopher G. Demetriou, May 14, 1998.
*/
#define PUC_MAX_PORTS 8
struct puc_device_description {
const char *name;
pcireg_t rval[4];
pcireg_t rmask[4];
struct {
int type;
int bar;
int offset;
int flags;
} ports[PUC_MAX_PORTS];
};
#define PUC_REG_VEND 0
#define PUC_REG_PROD 1
#define PUC_REG_SVEND 2
#define PUC_REG_SPROD 3
#define PUC_PORT_TYPE_NONE 0
#define PUC_PORT_TYPE_COM 1
#define PUC_PORT_TYPE_LPT 2
#define PUC_PORT_VALID(desc, port) \
((port) < PUC_MAX_PORTS && (desc)->ports[(port)].type != PUC_PORT_TYPE_NONE)
#define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4)
/* Flags for PUC_PORT_TYPE_COM */
/* * assume all clock rates have 8 lower bits to 0 - this leaves us 8 flags */
#define PUC_COM_CLOCKMASK 0xffffff00
#define PUC_COM_FLAG0 (1 << 0)
#define PUC_COM_FLAG1 (1 << 1)
#define PUC_COM_FLAG2 (1 << 2)
#define PUC_COM_FLAG3 (1 << 3)
#define PUC_COM_FLAG4 (1 << 4)
#define PUC_COM_FLAG5 (1 << 5)
#define PUC_COM_FLAG6 (1 << 6)
#define PUC_COM_FLAG7 (1 << 7)
/* Flags for SIIG Cyberserial options */
#define PUC_COM_SIIG10x PUC_COM_FLAG7
#define PUC_COM_SIIG20x PUC_COM_FLAG6
#define PUC_PORT_USR0 PUC_COM_FLAG0
#define PUC_PORT_USR1 PUC_COM_FLAG1
#define PUC_PORT_USR2 PUC_COM_FLAG2
#define PUC_PORT_USR3 PUC_COM_FLAG3
/* Flags for PUC_PORT_TYPE_LPT */
/* none currently */
struct puc_attach_args {
int port;
int type;
int flags;
pci_chipset_tag_t pc;
pci_intr_handle_t intrhandle;
pcitag_t tag;
bus_addr_t a;
bus_space_tag_t t;
bus_space_handle_t h;
bus_dma_tag_t dmat;
bus_dma_tag_t dmat64;
};
extern const struct puc_device_description puc_devices[];
extern const struct puc_device_description *
puc_find_description(pcireg_t, pcireg_t, pcireg_t, pcireg_t);