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freebsd/sys/alpha/pci/tsunamireg.h
1999-08-28 01:08:13 +00:00

106 lines
2.7 KiB
C

/* $FreeBSD$ */
/*
* 21271 Chipset registers and constants.
*
* Taken from Tsunami/Typhoon Specification Rev. 1.2
* and Compaq Professional Workstation XP1000: Technical
* Information, both graciously provided by Don Rice
*/
typedef struct {
volatile u_int64_t reg __attribute__((aligned(64)));
} tsunami_reg;
/* notes */
typedef struct {
tsunami_reg csc; /* rw */
tsunami_reg mtr; /* rw */
tsunami_reg misc; /* rw */
tsunami_reg mpd; /* rw */
tsunami_reg aar0; /* rw */
tsunami_reg aar1; /* rw */
tsunami_reg aar2; /* rw */
tsunami_reg aar3; /* rw */
tsunami_reg dim0; /* rw */
tsunami_reg dim1; /* rw */
tsunami_reg dir0; /* ro */
tsunami_reg dir1; /* ro */
tsunami_reg drir; /* ro */
tsunami_reg prben; /* "special" */
tsunami_reg iic0; /* rw */
tsunami_reg iic1; /* rw */
tsunami_reg mpr0; /* wo */
tsunami_reg mpr1; /* wo */
tsunami_reg mpr2; /* wo */
tsunami_reg mpr3; /* wo */
tsunami_reg mctl; /* rw, Tsunami only */
tsunami_reg ttr; /* rw */
tsunami_reg tdr; /* rw */
tsunami_reg dim2; /* rw, Typhoon only */
tsunami_reg dim3; /* rw, Typhoon only */
tsunami_reg dir2; /* ro, Typhoon only */
tsunami_reg dir3; /* ro, Typhoon only */
tsunami_reg iic2; /* rw, Typhoon only */
tsunami_reg iic3; /* rw, Typhoon only */
tsunami_reg pwr; /* rw */
} tsunami_cchip;
/*
* cchip csc defines
*/
#define CSC_P1P (1L << 14) /* pchip1 present if this bit is set in
chip->csc */
typedef struct {
tsunami_reg dsc;
tsunami_reg str;
tsunami_reg drev;
} tsunami_dchip;
typedef struct {
tsunami_reg wsba[4]; /* rw */
tsunami_reg wsm[4]; /* rw */
tsunami_reg tba[4]; /* rw */
tsunami_reg pctl; /* rw */
tsunami_reg plat; /* ro */
tsunami_reg reserved; /* rw */
tsunami_reg perror; /* rw */
tsunami_reg perrmask; /* rw */
tsunami_reg perrset; /* wo */
tsunami_reg tlbiv; /* wo */
tsunami_reg tlbia; /* wo */
tsunami_reg pmonctl; /* rw */
tsunami_reg pmoncnt; /* rw */
} tsunami_pchip;
/*
* pchip window defines
*/
#define WINDOW_ENABLE 0x1
#define WINDOW_DISABLE 0x0
#define WINDOW_SCATTER_GATHER 0x2
#define WINDOW_DIRECT_MAPPED 0x0
#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa)
#define cchip ((tsunami_cchip *)(KV(0x101A0000000UL)))
#define dchip ((tsunami_dchip *)(KV(0x101B0000800UL)))
#define pchip0 ((tsunami_pchip *)(KV(0x10180000000UL)))
#define pchip1 ((tsunami_pchip *)(KV(0x10380000000UL)))
/*
* memory / i/o space macros
*
*/
#define HOSE(h) (((unsigned long)(h)) << 33)
#define TSUNAMI_MEM(h) (0x10000000000UL + HOSE(h))
#define TSUNAMI_IACK_SC(h) (0x101F8000000UL + HOSE(h))
#define TSUNAMI_IO(h) (0x101FC000000UL + HOSE(h))
#define TSUNAMI_CONF(h) (0x101FE000000UL + HOSE(h))
#define TSUNAMI_MAXHOSES 4