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/*-
* Copyright (c) 2000 Michael Smith
* Copyright (c) 2003 Paul Saab
* Copyright (c) 2003 Vinod Kashyap
* Copyright (c) 2000 BSDi
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $FreeBSD: release/9.1.0/sys/dev/twe/twe_compat.h 146734 2005-05-29 04:42:30Z nyan $
*/
/*
* Portability and compatibility interfaces.
*/
#ifdef __FreeBSD__
/******************************************************************************
* FreeBSD
*/
#define TWE_SUPPORTED_PLATFORM
#include <sys/param.h>
#include <sys/endian.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/sysctl.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/disk.h>
#include <sys/stat.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#define TWE_DRIVER_NAME twe
#define TWED_DRIVER_NAME twed
#define TWE_MALLOC_CLASS M_TWE
/*
* Wrappers for bus-space actions
*/
#define TWE_CONTROL(sc, val) bus_space_write_4((sc)->twe_btag, (sc)->twe_bhandle, 0x0, (u_int32_t)val)
#define TWE_STATUS(sc) (u_int32_t)bus_space_read_4((sc)->twe_btag, (sc)->twe_bhandle, 0x4)
#define TWE_COMMAND_QUEUE(sc, val) bus_space_write_4((sc)->twe_btag, (sc)->twe_bhandle, 0x8, (u_int32_t)val)
#define TWE_RESPONSE_QUEUE(sc) (TWE_Response_Queue)bus_space_read_4((sc)->twe_btag, (sc)->twe_bhandle, 0xc)
/*
* FreeBSD-specific softc elements
*/
#define TWE_PLATFORM_SOFTC \
bus_dmamap_t twe_cmdmap; /* DMA map for command */ \
u_int32_t twe_cmdphys; /* address of command in controller space */ \
device_t twe_dev; /* bus device */ \
struct cdev *twe_dev_t; /* control device */ \
struct resource *twe_io; /* register interface window */ \
bus_space_handle_t twe_bhandle; /* bus space handle */ \
bus_space_tag_t twe_btag; /* bus space tag */ \
bus_dma_tag_t twe_parent_dmat; /* parent DMA tag */ \
bus_dma_tag_t twe_buffer_dmat; /* data buffer DMA tag */ \
bus_dma_tag_t twe_cmd_dmat; /* command buffer DMA tag */ \
bus_dma_tag_t twe_immediate_dmat; /* command buffer DMA tag */ \
struct resource *twe_irq; /* interrupt */ \
void *twe_intr; /* interrupt handle */ \
struct intr_config_hook twe_ich; /* delayed-startup hook */ \
void *twe_cmd; /* command structures */ \
void *twe_immediate; /* immediate commands */ \
bus_dmamap_t twe_immediate_map; \
struct sysctl_ctx_list sysctl_ctx; \
struct sysctl_oid *sysctl_tree;
/*
* FreeBSD-specific request elements
*/
#define TWE_PLATFORM_REQUEST \
bus_dmamap_t tr_dmamap; /* DMA map for data */ \
u_int32_t tr_dataphys; /* data buffer base address in controller space */
/*
* Output identifying the controller/disk
*/
#define twe_printf(sc, fmt, args...) device_printf(sc->twe_dev, fmt , ##args)
#define twed_printf(twed, fmt, args...) device_printf(twed->twed_dev, fmt , ##args)
#if __FreeBSD_version < 500003
# include <machine/clock.h>
# define INTR_ENTROPY 0
# define FREEBSD_4
# include <sys/buf.h> /* old buf style */
typedef struct buf twe_bio;
typedef struct buf_queue_head twe_bioq;
# define TWE_BIO_QINIT(bq) bufq_init(&bq);
# define TWE_BIO_QINSERT(bq, bp) bufq_insert_tail(&bq, bp)
# define TWE_BIO_QFIRST(bq) bufq_first(&bq)
# define TWE_BIO_QREMOVE(bq, bp) bufq_remove(&bq, bp)
# define TWE_BIO_IS_READ(bp) ((bp)->b_flags & B_READ)
# define TWE_BIO_DATA(bp) (bp)->b_data
# define TWE_BIO_LENGTH(bp) (bp)->b_bcount
# define TWE_BIO_LBA(bp) (bp)->b_pblkno
# define TWE_BIO_SOFTC(bp) (bp)->b_dev->si_drv1
# define TWE_BIO_UNIT(bp) *(int *)((bp)->b_dev->si_drv2)
# define TWE_BIO_SET_ERROR(bp, err) do { (bp)->b_error = err; (bp)->b_flags |= B_ERROR;} while(0)
# define TWE_BIO_HAS_ERROR(bp) ((bp)->b_flags & B_ERROR)
# define TWE_BIO_RESID(bp) (bp)->b_resid
# define TWE_BIO_DONE(bp) biodone(bp)
# define TWE_BIO_STATS_START(bp) devstat_start_transaction(&((struct twed_softc *)TWE_BIO_SOFTC(bp))->twed_stats)
# define TWE_BIO_STATS_END(bp) devstat_end_transaction_buf(&((struct twed_softc *)TWE_BIO_SOFTC(bp))->twed_stats, bp)
#else
# include <sys/bio.h>
# include <geom/geom_disk.h>
typedef struct bio twe_bio;
typedef struct bio_queue_head twe_bioq;
# define TWE_BIO_QINIT(bq) bioq_init(&bq);
# define TWE_BIO_QINSERT(bq, bp) bioq_insert_tail(&bq, bp)
# define TWE_BIO_QFIRST(bq) bioq_first(&bq)
# define TWE_BIO_QREMOVE(bq, bp) bioq_remove(&bq, bp)
# define TWE_BIO_IS_READ(bp) ((bp)->bio_cmd == BIO_READ)
# define TWE_BIO_DATA(bp) (bp)->bio_data
# define TWE_BIO_LENGTH(bp) (bp)->bio_bcount
# define TWE_BIO_LBA(bp) (bp)->bio_pblkno
# define TWE_BIO_SOFTC(bp) (bp)->bio_disk->d_drv1
# define TWE_BIO_UNIT(bp) *(int *)(bp->bio_driver1)
# define TWE_BIO_SET_ERROR(bp, err) do { (bp)->bio_error = err; (bp)->bio_flags |= BIO_ERROR;} while(0)
# define TWE_BIO_HAS_ERROR(bp) ((bp)->bio_flags & BIO_ERROR)
# define TWE_BIO_RESID(bp) (bp)->bio_resid
# define TWE_BIO_DONE(bp) biodone(bp)
# define TWE_BIO_STATS_START(bp)
# define TWE_BIO_STATS_END(bp)
#endif
#endif /* FreeBSD */
#ifndef TWE_SUPPORTED_PLATFORM
#error platform not supported
#endif