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/* $OpenBSD: mfivar.h,v 1.40 2010/12/30 08:53:50 dlg Exp $ */
/*
* Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#define DEVNAME(_s) ((_s)->sc_dev.dv_xname)
/* #define MFI_DEBUG */
#ifdef MFI_DEBUG
extern uint32_t mfi_debug;
#define DPRINTF(x...) do { if (mfi_debug) printf(x); } while(0)
#define DNPRINTF(n,x...) do { if (mfi_debug & n) printf(x); } while(0)
#define MFI_D_CMD 0x0001
#define MFI_D_INTR 0x0002
#define MFI_D_MISC 0x0004
#define MFI_D_DMA 0x0008
#define MFI_D_IOCTL 0x0010
#define MFI_D_RW 0x0020
#define MFI_D_MEM 0x0040
#define MFI_D_CCB 0x0080
#else
#define DPRINTF(x...)
#define DNPRINTF(n,x...)
#endif
struct mfi_mem {
bus_dmamap_t am_map;
bus_dma_segment_t am_seg;
size_t am_size;
caddr_t am_kva;
};
#define MFIMEM_MAP(_am) ((_am)->am_map)
#define MFIMEM_DVA(_am) ((_am)->am_map->dm_segs[0].ds_addr)
#define MFIMEM_KVA(_am) ((void *)(_am)->am_kva)
struct mfi_prod_cons {
uint32_t mpc_producer;
uint32_t mpc_consumer;
uint32_t mpc_reply_q[1]; /* compensate for 1 extra reply per spec */
};
struct mfi_ccb {
struct mfi_softc *ccb_sc;
union mfi_frame *ccb_frame;
paddr_t ccb_pframe;
bus_addr_t ccb_pframe_offset;
uint32_t ccb_frame_size;
uint32_t ccb_extra_frames;
struct mfi_sense *ccb_sense;
paddr_t ccb_psense;
bus_dmamap_t ccb_dmamap;
union mfi_sgl *ccb_sgl;
/* data for sgl */
void *ccb_data;
uint32_t ccb_len;
uint32_t ccb_direction;
#define MFI_DATA_NONE 0
#define MFI_DATA_IN 1
#define MFI_DATA_OUT 2
void *ccb_cookie;
void (*ccb_done)(struct mfi_ccb *);
volatile enum {
MFI_CCB_FREE,
MFI_CCB_READY,
MFI_CCB_DONE
} ccb_state;
uint32_t ccb_flags;
#define MFI_CCB_F_ERR (1<<0)
SLIST_ENTRY(mfi_ccb) ccb_link;
};
SLIST_HEAD(mfi_ccb_list, mfi_ccb);
enum mfi_iop {
MFI_IOP_XSCALE,
MFI_IOP_PPC,
MFI_IOP_GEN2
};
struct mfi_iop_ops {
u_int32_t (*mio_fw_state)(struct mfi_softc *);
void (*mio_intr_ena)(struct mfi_softc *);
int (*mio_intr)(struct mfi_softc *);
void (*mio_post)(struct mfi_softc *, struct mfi_ccb *);
};
struct mfi_softc {
struct device sc_dev;
void *sc_ih;
struct scsi_link sc_link;
struct scsi_iopool sc_iopool;
const struct mfi_iop_ops *sc_iop;
u_int32_t sc_flags;
bus_space_tag_t sc_iot;
bus_space_handle_t sc_ioh;
bus_dma_tag_t sc_dmat;
/* save some useful information for logical drives that is missing
* in sc_ld_list
*/
struct {
uint32_t ld_present;
char ld_dev[16]; /* device name sd? */
} sc_ld[MFI_MAX_LD];
/* scsi ioctl from sd device */
int (*sc_ioctl)(struct device *, u_long, caddr_t);
/* firmware determined max, totals and other information*/
uint32_t sc_max_cmds;
uint32_t sc_max_sgl;
uint32_t sc_max_ld;
uint32_t sc_ld_cnt;
/* bio */
struct mfi_conf *sc_cfg;
struct mfi_ctrl_info sc_info;
struct mfi_ld_list sc_ld_list;
struct mfi_ld_details *sc_ld_details; /* array to all logical disks */
int sc_no_pd; /* used physical disks */
int sc_ld_sz; /* sizeof sc_ld_details */
/* all commands */
struct mfi_ccb *sc_ccb;
/* producer/consumer pointers and reply queue */
struct mfi_mem *sc_pcq;
/* frame memory */
struct mfi_mem *sc_frames;
uint32_t sc_frames_size;
/* sense memory */
struct mfi_mem *sc_sense;
struct mfi_ccb_list sc_ccb_freeq;
// struct mutex sc_ccb_mtx;//wan-
/* mgmt lock */
// struct rwlock sc_lock;//wan-
/* sensors */
struct ksensor *sc_sensors;
struct ksensordev sc_sensordev;
};
int mfi_attach(struct mfi_softc *sc, enum mfi_iop);
int mfi_intr(void *);