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Diffstat (limited to 'sys/dev/mpt/mpt_freebsd.h')
| -rw-r--r-- | sys/dev/mpt/mpt_freebsd.h | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/sys/dev/mpt/mpt_freebsd.h b/sys/dev/mpt/mpt_freebsd.h deleted file mode 100644 index 50cd282..0000000 --- a/sys/dev/mpt/mpt_freebsd.h +++ /dev/null @@ -1,357 +0,0 @@ -/* $FreeBSD$ */ -/*- - * LSI MPT Host Adapter FreeBSD Wrapper Definitions (CAM version) - * - * Copyright (c) 2000, 2001 by Greg Ansley, Adam Prewett - * - * Partially derived from Matty Jacobs ISP driver. - * - * 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 immediately at the beginning of the file, without modification, - * this list of conditions, and the following disclaimer. - * 2. 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 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 - */ -/* - * Additional Copyright (c) 2002 by Matthew Jacob under same license. - */ - -#ifndef _MPT_FREEBSD_H_ -#define _MPT_FREEBSD_H_ - -/* #define RELENG_4 1 */ - -#include <sys/param.h> -#include <sys/systm.h> -#ifdef RELENG_4 -#include <sys/kernel.h> -#include <sys/queue.h> -#include <sys/malloc.h> -#else -#include <sys/endian.h> -#include <sys/lock.h> -#include <sys/kernel.h> -#include <sys/queue.h> -#include <sys/malloc.h> -#include <sys/mutex.h> -#include <sys/condvar.h> -#endif -#include <sys/proc.h> -#include <sys/bus.h> - -#include <machine/bus.h> -#include <machine/clock.h> -#include <machine/cpu.h> - -#include <cam/cam.h> -#include <cam/cam_debug.h> -#include <cam/cam_ccb.h> -#include <cam/cam_sim.h> -#include <cam/cam_xpt.h> -#include <cam/cam_xpt_sim.h> -#include <cam/cam_debug.h> -#include <cam/scsi/scsi_all.h> -#include <cam/scsi/scsi_message.h> - -#include "opt_ddb.h" - -#include "dev/mpt/mpilib/mpi_type.h" -#include "dev/mpt/mpilib/mpi.h" -#include "dev/mpt/mpilib/mpi_cnfg.h" -#include "dev/mpt/mpilib/mpi_fc.h" -#include "dev/mpt/mpilib/mpi_init.h" -#include "dev/mpt/mpilib/mpi_ioc.h" -#include "dev/mpt/mpilib/mpi_lan.h" -#include "dev/mpt/mpilib/mpi_targ.h" - - -#define INLINE __inline - -#ifdef RELENG_4 -#define MPT_IFLAGS INTR_TYPE_CAM -#define MPT_LOCK(mpt) mpt_lockspl(mpt) -#define MPT_UNLOCK(mpt) mpt_unlockspl(mpt) -#define MPTLOCK_2_CAMLOCK MPT_UNLOCK -#define CAMLOCK_2_MPTLOCK MPT_LOCK -#define MPT_LOCK_SETUP(mpt) -#define MPT_LOCK_DESTROY(mpt) -#else -#if LOCKING_WORKED_AS_IT_SHOULD -#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE -#define MPT_LOCK_SETUP(mpt) \ - mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \ - mpt->mpt_locksetup = 1 -#define MPT_LOCK_DESTROY(mpt) \ - if (mpt->mpt_locksetup) { \ - mtx_destroy(&mpt->mpt_lock); \ - mpt->mpt_locksetup = 0; \ - } - -#define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock) -#define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock) -#define MPTLOCK_2_CAMLOCK(mpt) \ - mtx_unlock(&(mpt)->mpt_lock); mtx_lock(&Giant) -#define CAMLOCK_2_MPTLOCK(mpt) \ - mtx_unlock(&Giant); mtx_lock(&(mpt)->mpt_lock) -#else -#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY -#define MPT_LOCK_SETUP(mpt) do { } while (0) -#define MPT_LOCK_DESTROY(mpt) do { } while (0) -#define MPT_LOCK(mpt) do { } while (0) -#define MPT_UNLOCK(mpt) do { } while (0) -#define MPTLOCK_2_CAMLOCK(mpt) do { } while (0) -#define CAMLOCK_2_MPTLOCK(mpt) do { } while (0) -#endif -#endif - - - -/* Max MPT Reply we are willing to accept (must be power of 2) */ -#define MPT_REPLY_SIZE 128 - -#define MPT_MAX_REQUESTS(mpt) ((mpt)->is_fc? 1024 : 256) -#define MPT_REQUEST_AREA 512 -#define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_SIZE */ -#define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA) - -/* - * We cannot tell prior to getting IOC facts how big the IOC's request - * area is. Because of this we cannot tell at compile time how many - * simple SG elements we can fit within an IOC request prior to having - * to put in a chain element. - * - * Experimentally we know that the Ultra4 parts have a 96 byte request - * element size and the Fibre Channel units have a 144 byte request - * element size. Therefore, if we have 512-32 (== 480) bytes of request - * area to play with, we have room for between 3 and 5 request sized - * regions- the first of which is the command plus a simple SG list, - * the rest of which are chained continuation SG lists. Given that the - * normal request we use is 48 bytes w/o the first SG element, we can - * assume we have 480-48 == 432 bytes to have simple SG elements and/or - * chain elements. If we assume 32 bit addressing, this works out to - * 54 SG or chain elements. If we assume 5 chain elements, then we have - * a maximum of 49 seperate actual SG segments. - */ - -#define MPT_SGL_MAX 49 - -#define MPT_RQSL(mpt) (mpt->request_frame_size << 2) -#define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_SIMPLE32)) - -#define MPT_NSGL_FIRST(mpt) \ - (((mpt->request_frame_size << 2) - \ - sizeof (MSG_SCSI_IO_REQUEST) - \ - sizeof (SGE_IO_UNION)) / sizeof (SGE_SIMPLE32)) - -/* - * Convert a physical address returned from IOC to kvm address - * needed to access the data. - */ -#define MPT_REPLY_PTOV(m, x) \ - ((void *)(&m->reply[((x << 1) - m->reply_phys)])) - -#define ccb_mpt_ptr sim_priv.entries[0].ptr -#define ccb_req_ptr sim_priv.entries[1].ptr - -enum mpt_req_state { - REQ_FREE, REQ_IN_PROGRESS, REQ_TIMEOUT, REQ_ON_CHIP, REQ_DONE -}; -typedef struct req_entry { - u_int16_t index; /* Index of this entry */ - union ccb * ccb; /* CAM request */ - void * req_vbuf; /* Virtual Address of Entry */ - void * sense_vbuf; /* Virtual Address of sense data */ - bus_addr_t req_pbuf; /* Physical Address of Entry */ - bus_addr_t sense_pbuf; /* Physical Address of sense data */ - bus_dmamap_t dmap; /* DMA map for data buffer */ - SLIST_ENTRY(req_entry) link; /* Pointer to next in list */ - enum mpt_req_state debug; /* Debugging */ - u_int32_t sequence; /* Sequence Number */ -} request_t; - - -/* Structure for saving proper values for modifyable PCI configuration registers */ -struct mpt_pci_cfg { - u_int16_t Command; - u_int16_t LatencyTimer_LineSize; - u_int32_t IO_BAR; - u_int32_t Mem0_BAR[2]; - u_int32_t Mem1_BAR[2]; - u_int32_t ROM_BAR; - u_int8_t IntLine; - u_int32_t PMCSR; -}; - -typedef struct mpt_softc { - device_t dev; -#ifdef RELENG_4 - int mpt_splsaved; - u_int32_t mpt_islocked; -#else - struct mtx mpt_lock; -#endif - u_int32_t : 16, - unit : 8, - verbose : 3, - outofbeer : 1, - mpt_locksetup : 1, - disabled : 1, - is_fc : 1, - bus : 1; /* FC929/1030 have two busses */ - - /* - * IOC Facts - */ - u_int16_t mpt_global_credits; - u_int16_t request_frame_size; - u_int8_t mpt_max_devices; - u_int8_t mpt_max_buses; - - /* - * Port Facts - */ - u_int16_t mpt_ini_id; - - - /* - * Device Configuration Information - */ - union { - struct mpt_spi_cfg { - CONFIG_PAGE_SCSI_PORT_0 _port_page0; - CONFIG_PAGE_SCSI_PORT_1 _port_page1; - CONFIG_PAGE_SCSI_PORT_2 _port_page2; - CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16]; - CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16]; - uint16_t _tag_enable; - uint16_t _disc_enable; - uint16_t _update_params0; - uint16_t _update_params1; - } spi; -#define mpt_port_page0 cfg.spi._port_page0 -#define mpt_port_page1 cfg.spi._port_page1 -#define mpt_port_page2 cfg.spi._port_page2 -#define mpt_dev_page0 cfg.spi._dev_page0 -#define mpt_dev_page1 cfg.spi._dev_page1 -#define mpt_tag_enable cfg.spi._tag_enable -#define mpt_disc_enable cfg.spi._disc_enable -#define mpt_update_params0 cfg.spi._update_params0 -#define mpt_update_params1 cfg.spi._update_params1 - struct mpi_fc_cfg { - u_int8_t nada; - } fc; - } cfg; - - /* - * PCI Hardware info - */ - struct resource * pci_irq; /* Interrupt map for chip */ - void * ih; /* Interupt handle */ - struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */ - - /* - * DMA Mapping Stuff - */ - - struct resource * pci_reg; /* Register map for chip */ - int pci_reg_id; /* Resource ID */ - bus_space_tag_t pci_st; /* Bus tag for registers */ - bus_space_handle_t pci_sh; /* Bus handle for registers */ - vm_offset_t pci_pa; /* Physical Address */ - - bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */ - bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */ - bus_dmamap_t reply_dmap; /* DMA map for reply memory */ - char * reply; /* KVA of reply memory */ - bus_addr_t reply_phys; /* BusAddr of reply memory */ - - - bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */ - bus_dma_tag_t request_dmat; /* DMA tag for request memroy */ - bus_dmamap_t request_dmap; /* DMA map for request memroy */ - char * request; /* KVA of Request memory */ - bus_addr_t request_phys; /* BusADdr of request memory */ - - /* - * CAM && Software Management - */ - - request_t * request_pool; - SLIST_HEAD(req_queue, req_entry) request_free_list; - - struct cam_sim * sim; - struct cam_path * path; - - u_int32_t sequence; /* Sequence Number */ - u_int32_t timeouts; /* timeout count */ - u_int32_t success; /* successes afer timeout */ - - /* Opposing port in a 929 or 1030, or NULL */ - struct mpt_softc * mpt2; - -} mpt_softc_t; - -#include <dev/mpt/mpt.h> - - -static INLINE void mpt_write(mpt_softc_t *, size_t, u_int32_t); -static INLINE u_int32_t mpt_read(mpt_softc_t *, int); - -static INLINE void -mpt_write(mpt_softc_t *mpt, size_t offset, u_int32_t val) -{ - bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val); -} - -static INLINE u_int32_t -mpt_read(mpt_softc_t *mpt, int offset) -{ - return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset)); -} - -void mpt_cam_attach(mpt_softc_t *); -void mpt_cam_detach(mpt_softc_t *); -void mpt_done(mpt_softc_t *, u_int32_t); -void mpt_prt(mpt_softc_t *, const char *, ...); -void mpt_set_config_regs(mpt_softc_t *); - -#ifdef RELENG_4 -static INLINE void mpt_lockspl(mpt_softc_t *); -static INLINE void mpt_unlockspl(mpt_softc_t *); - -static INLINE void -mpt_lockspl(mpt_softc_t *mpt) -{ - int s = splcam(); - if (mpt->mpt_islocked++ == 0) { - mpt->mpt_splsaved = s; - } else { - splx(s); - } -} - -static INLINE void -mpt_unlockspl(mpt_softc_t *mpt) -{ - if (mpt->mpt_islocked) { - if (--mpt->mpt_islocked == 0) { - splx(mpt->mpt_splsaved); - } - } -} -#endif - -#endif /* _MPT_FREEBSD_H */ |
