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Diffstat (limited to '')
| -rw-r--r-- | include/video/newport.h | 584 |
1 files changed, 584 insertions, 0 deletions
diff --git a/include/video/newport.h b/include/video/newport.h new file mode 100644 index 000000000..bcbb3d1b6 --- /dev/null +++ b/include/video/newport.h @@ -0,0 +1,584 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* $Id: newport.h,v 1.5 1999/08/04 06:01:51 ulfc Exp $ + * + * newport.h: Defines and register layout for NEWPORT graphics + * hardware. + * + * Copyright (C) 1996 David S. Miller (davem@davemloft.net) + * + * Ulf Carlsson - Compatibility with the IRIX structures added + */ + +#ifndef _SGI_NEWPORT_H +#define _SGI_NEWPORT_H + + +typedef volatile unsigned int npireg_t; + +union npfloat { + volatile float flt; + npireg_t word; +}; + +typedef union npfloat npfreg_t; + +union np_dcb { + npireg_t byword; + struct { volatile unsigned short s0, s1; } byshort; + struct { volatile unsigned char b0, b1, b2, b3; } bybytes; +}; + +struct newport_rexregs { + npireg_t drawmode1; /* GL extra mode bits */ + +#define DM1_PLANES 0x00000007 +#define DM1_NOPLANES 0x00000000 +#define DM1_RGBPLANES 0x00000001 +#define DM1_RGBAPLANES 0x00000002 +#define DM1_OLAYPLANES 0x00000004 +#define DM1_PUPPLANES 0x00000005 +#define DM1_CIDPLANES 0x00000006 + +#define NPORT_DMODE1_DDMASK 0x00000018 +#define NPORT_DMODE1_DD4 0x00000000 +#define NPORT_DMODE1_DD8 0x00000008 +#define NPORT_DMODE1_DD12 0x00000010 +#define NPORT_DMODE1_DD24 0x00000018 +#define NPORT_DMODE1_DSRC 0x00000020 +#define NPORT_DMODE1_YFLIP 0x00000040 +#define NPORT_DMODE1_RWPCKD 0x00000080 +#define NPORT_DMODE1_HDMASK 0x00000300 +#define NPORT_DMODE1_HD4 0x00000000 +#define NPORT_DMODE1_HD8 0x00000100 +#define NPORT_DMODE1_HD12 0x00000200 +#define NPORT_DMODE1_HD32 0x00000300 +#define NPORT_DMODE1_RWDBL 0x00000400 +#define NPORT_DMODE1_ESWAP 0x00000800 /* Endian swap */ +#define NPORT_DMODE1_CCMASK 0x00007000 +#define NPORT_DMODE1_CCLT 0x00001000 +#define NPORT_DMODE1_CCEQ 0x00002000 +#define NPORT_DMODE1_CCGT 0x00004000 +#define NPORT_DMODE1_RGBMD 0x00008000 +#define NPORT_DMODE1_DENAB 0x00010000 /* Dither enable */ +#define NPORT_DMODE1_FCLR 0x00020000 /* Fast clear */ +#define NPORT_DMODE1_BENAB 0x00040000 /* Blend enable */ +#define NPORT_DMODE1_SFMASK 0x00380000 +#define NPORT_DMODE1_SF0 0x00000000 +#define NPORT_DMODE1_SF1 0x00080000 +#define NPORT_DMODE1_SFDC 0x00100000 +#define NPORT_DMODE1_SFMDC 0x00180000 +#define NPORT_DMODE1_SFSA 0x00200000 +#define NPORT_DMODE1_SFMSA 0x00280000 +#define NPORT_DMODE1_DFMASK 0x01c00000 +#define NPORT_DMODE1_DF0 0x00000000 +#define NPORT_DMODE1_DF1 0x00400000 +#define NPORT_DMODE1_DFSC 0x00800000 +#define NPORT_DMODE1_DFMSC 0x00c00000 +#define NPORT_DMODE1_DFSA 0x01000000 +#define NPORT_DMODE1_DFMSA 0x01400000 +#define NPORT_DMODE1_BBENAB 0x02000000 /* Back blend enable */ +#define NPORT_DMODE1_PFENAB 0x04000000 /* Pre-fetch enable */ +#define NPORT_DMODE1_ABLEND 0x08000000 /* Alpha blend */ +#define NPORT_DMODE1_LOMASK 0xf0000000 +#define NPORT_DMODE1_LOZERO 0x00000000 +#define NPORT_DMODE1_LOAND 0x10000000 +#define NPORT_DMODE1_LOANDR 0x20000000 +#define NPORT_DMODE1_LOSRC 0x30000000 +#define NPORT_DMODE1_LOANDI 0x40000000 +#define NPORT_DMODE1_LODST 0x50000000 +#define NPORT_DMODE1_LOXOR 0x60000000 +#define NPORT_DMODE1_LOOR 0x70000000 +#define NPORT_DMODE1_LONOR 0x80000000 +#define NPORT_DMODE1_LOXNOR 0x90000000 +#define NPORT_DMODE1_LONDST 0xa0000000 +#define NPORT_DMODE1_LOORR 0xb0000000 +#define NPORT_DMODE1_LONSRC 0xc0000000 +#define NPORT_DMODE1_LOORI 0xd0000000 +#define NPORT_DMODE1_LONAND 0xe0000000 +#define NPORT_DMODE1_LOONE 0xf0000000 + + npireg_t drawmode0; /* REX command register */ + + /* These bits define the graphics opcode being performed. */ +#define NPORT_DMODE0_OPMASK 0x00000003 /* Opcode mask */ +#define NPORT_DMODE0_NOP 0x00000000 /* No operation */ +#define NPORT_DMODE0_RD 0x00000001 /* Read operation */ +#define NPORT_DMODE0_DRAW 0x00000002 /* Draw operation */ +#define NPORT_DMODE0_S2S 0x00000003 /* Screen to screen operation */ + + /* The following decide what addressing mode(s) are to be used */ +#define NPORT_DMODE0_AMMASK 0x0000001c /* Address mode mask */ +#define NPORT_DMODE0_SPAN 0x00000000 /* Spanning address mode */ +#define NPORT_DMODE0_BLOCK 0x00000004 /* Block address mode */ +#define NPORT_DMODE0_ILINE 0x00000008 /* Iline address mode */ +#define NPORT_DMODE0_FLINE 0x0000000c /* Fline address mode */ +#define NPORT_DMODE0_ALINE 0x00000010 /* Aline address mode */ +#define NPORT_DMODE0_TLINE 0x00000014 /* Tline address mode */ +#define NPORT_DMODE0_BLINE 0x00000018 /* Bline address mode */ + + /* And now some misc. operation control bits. */ +#define NPORT_DMODE0_DOSETUP 0x00000020 +#define NPORT_DMODE0_CHOST 0x00000040 +#define NPORT_DMODE0_AHOST 0x00000080 +#define NPORT_DMODE0_STOPX 0x00000100 +#define NPORT_DMODE0_STOPY 0x00000200 +#define NPORT_DMODE0_SK1ST 0x00000400 +#define NPORT_DMODE0_SKLST 0x00000800 +#define NPORT_DMODE0_ZPENAB 0x00001000 +#define NPORT_DMODE0_LISPENAB 0x00002000 +#define NPORT_DMODE0_LISLST 0x00004000 +#define NPORT_DMODE0_L32 0x00008000 +#define NPORT_DMODE0_ZOPQ 0x00010000 +#define NPORT_DMODE0_LISOPQ 0x00020000 +#define NPORT_DMODE0_SHADE 0x00040000 +#define NPORT_DMODE0_LRONLY 0x00080000 +#define NPORT_DMODE0_XYOFF 0x00100000 +#define NPORT_DMODE0_CLAMP 0x00200000 +#define NPORT_DMODE0_ENDPF 0x00400000 +#define NPORT_DMODE0_YSTR 0x00800000 + + npireg_t lsmode; /* Mode for line stipple ops */ + npireg_t lspattern; /* Pattern for line stipple ops */ + npireg_t lspatsave; /* Backup save pattern */ + npireg_t zpattern; /* Pixel zpattern */ + npireg_t colorback; /* Background color */ + npireg_t colorvram; /* Clear color for fast vram */ + npireg_t alpharef; /* Reference value for afunctions */ + unsigned int pad0; + npireg_t smask0x; /* Window GL relative screen mask 0 */ + npireg_t smask0y; /* Window GL relative screen mask 0 */ + npireg_t _setup; + npireg_t _stepz; + npireg_t _lsrestore; + npireg_t _lssave; + + unsigned int _pad1[0x30]; + + /* Iterators, full state for context switch */ + npfreg_t _xstart; /* X-start point (current) */ + npfreg_t _ystart; /* Y-start point (current) */ + npfreg_t _xend; /* x-end point */ + npfreg_t _yend; /* y-end point */ + npireg_t xsave; /* copy of xstart integer value for BLOCk addressing MODE */ + npireg_t xymove; /* x.y offset from xstart, ystart for relative operations */ + npfreg_t bresd; + npfreg_t bress1; + npireg_t bresoctinc1; + volatile int bresrndinc2; + npireg_t brese1; + npireg_t bress2; + npireg_t aweight0; + npireg_t aweight1; + npfreg_t xstartf; + npfreg_t ystartf; + npfreg_t xendf; + npfreg_t yendf; + npireg_t xstarti; + npfreg_t xendf1; + npireg_t xystarti; + npireg_t xyendi; + npireg_t xstartendi; + + unsigned int _unused2[0x29]; + + npfreg_t colorred; + npfreg_t coloralpha; + npfreg_t colorgrn; + npfreg_t colorblue; + npfreg_t slopered; + npfreg_t slopealpha; + npfreg_t slopegrn; + npfreg_t slopeblue; + npireg_t wrmask; + npireg_t colori; + npfreg_t colorx; + npfreg_t slopered1; + npireg_t hostrw0; + npireg_t hostrw1; + npireg_t dcbmode; +#define NPORT_DMODE_WMASK 0x00000003 +#define NPORT_DMODE_W4 0x00000000 +#define NPORT_DMODE_W1 0x00000001 +#define NPORT_DMODE_W2 0x00000002 +#define NPORT_DMODE_W3 0x00000003 +#define NPORT_DMODE_EDPACK 0x00000004 +#define NPORT_DMODE_ECINC 0x00000008 +#define NPORT_DMODE_CMASK 0x00000070 +#define NPORT_DMODE_AMASK 0x00000780 +#define NPORT_DMODE_AVC2 0x00000000 +#define NPORT_DMODE_ACMALL 0x00000080 +#define NPORT_DMODE_ACM0 0x00000100 +#define NPORT_DMODE_ACM1 0x00000180 +#define NPORT_DMODE_AXMALL 0x00000200 +#define NPORT_DMODE_AXM0 0x00000280 +#define NPORT_DMODE_AXM1 0x00000300 +#define NPORT_DMODE_ABT 0x00000380 +#define NPORT_DMODE_AVCC1 0x00000400 +#define NPORT_DMODE_AVAB1 0x00000480 +#define NPORT_DMODE_ALG3V0 0x00000500 +#define NPORT_DMODE_A1562 0x00000580 +#define NPORT_DMODE_ESACK 0x00000800 +#define NPORT_DMODE_EASACK 0x00001000 +#define NPORT_DMODE_CWMASK 0x0003e000 +#define NPORT_DMODE_CHMASK 0x007c0000 +#define NPORT_DMODE_CSMASK 0x0f800000 +#define NPORT_DMODE_SENDIAN 0x10000000 + + unsigned int _unused3; + + union np_dcb dcbdata0; + npireg_t dcbdata1; +}; + +struct newport_cregs { + npireg_t smask1x; + npireg_t smask1y; + npireg_t smask2x; + npireg_t smask2y; + npireg_t smask3x; + npireg_t smask3y; + npireg_t smask4x; + npireg_t smask4y; + npireg_t topscan; + npireg_t xywin; + npireg_t clipmode; +#define NPORT_CMODE_SM0 0x00000001 +#define NPORT_CMODE_SM1 0x00000002 +#define NPORT_CMODE_SM2 0x00000004 +#define NPORT_CMODE_SM3 0x00000008 +#define NPORT_CMODE_SM4 0x00000010 +#define NPORT_CMODE_CMSK 0x00001e00 + + unsigned int _unused0; + unsigned int config; +#define NPORT_CFG_G32MD 0x00000001 +#define NPORT_CFG_BWIDTH 0x00000002 +#define NPORT_CFG_ERCVR 0x00000004 +#define NPORT_CFG_BDMSK 0x00000078 +#define NPORT_CFG_BFAINT 0x00000080 +#define NPORT_CFG_GDMSK 0x00001f80 +#define NPORT_CFG_GD0 0x00000100 +#define NPORT_CFG_GD1 0x00000200 +#define NPORT_CFG_GD2 0x00000400 +#define NPORT_CFG_GD3 0x00000800 +#define NPORT_CFG_GD4 0x00001000 +#define NPORT_CFG_GFAINT 0x00002000 +#define NPORT_CFG_TOMSK 0x0001c000 +#define NPORT_CFG_VRMSK 0x000e0000 +#define NPORT_CFG_FBTYP 0x00100000 + + npireg_t _unused1; + npireg_t status; +#define NPORT_STAT_VERS 0x00000007 +#define NPORT_STAT_GBUSY 0x00000008 +#define NPORT_STAT_BBUSY 0x00000010 +#define NPORT_STAT_VRINT 0x00000020 +#define NPORT_STAT_VIDINT 0x00000040 +#define NPORT_STAT_GLMSK 0x00001f80 +#define NPORT_STAT_BLMSK 0x0007e000 +#define NPORT_STAT_BFIRQ 0x00080000 +#define NPORT_STAT_GFIRQ 0x00100000 + + npireg_t ustatus; + npireg_t dcbreset; +}; + +struct newport_regs { + struct newport_rexregs set; + unsigned int _unused0[0x16e]; + struct newport_rexregs go; + unsigned int _unused1[0x22e]; + struct newport_cregs cset; + unsigned int _unused2[0x1ef]; + struct newport_cregs cgo; +}; + +typedef struct { + unsigned int drawmode1; + unsigned int drawmode0; + unsigned int lsmode; + unsigned int lspattern; + unsigned int lspatsave; + unsigned int zpattern; + unsigned int colorback; + unsigned int colorvram; + unsigned int alpharef; + unsigned int smask0x; + unsigned int smask0y; + unsigned int _xstart; + unsigned int _ystart; + unsigned int _xend; + unsigned int _yend; + unsigned int xsave; + unsigned int xymove; + unsigned int bresd; + unsigned int bress1; + unsigned int bresoctinc1; + unsigned int bresrndinc2; + unsigned int brese1; + unsigned int bress2; + + unsigned int aweight0; + unsigned int aweight1; + unsigned int colorred; + unsigned int coloralpha; + unsigned int colorgrn; + unsigned int colorblue; + unsigned int slopered; + unsigned int slopealpha; + unsigned int slopegrn; + unsigned int slopeblue; + unsigned int wrmask; + unsigned int hostrw0; + unsigned int hostrw1; + + /* configregs */ + + unsigned int smask1x; + unsigned int smask1y; + unsigned int smask2x; + unsigned int smask2y; + unsigned int smask3x; + unsigned int smask3y; + unsigned int smask4x; + unsigned int smask4y; + unsigned int topscan; + unsigned int xywin; + unsigned int clipmode; + unsigned int config; + + /* dcb registers */ + unsigned int dcbmode; + unsigned int dcbdata0; + unsigned int dcbdata1; +} newport_ctx; + +/* Reading/writing VC2 registers. */ +#define VC2_REGADDR_INDEX 0x00000000 +#define VC2_REGADDR_IREG 0x00000010 +#define VC2_REGADDR_RAM 0x00000030 +#define VC2_PROTOCOL (NPORT_DMODE_EASACK | 0x00800000 | 0x00040000) + +#define VC2_VLINET_ADDR 0x000 +#define VC2_VFRAMET_ADDR 0x400 +#define VC2_CGLYPH_ADDR 0x500 + +/* Now the Indexed registers of the VC2. */ +#define VC2_IREG_VENTRY 0x00 +#define VC2_IREG_CENTRY 0x01 +#define VC2_IREG_CURSX 0x02 +#define VC2_IREG_CURSY 0x03 +#define VC2_IREG_CCURSX 0x04 +#define VC2_IREG_DENTRY 0x05 +#define VC2_IREG_SLEN 0x06 +#define VC2_IREG_RADDR 0x07 +#define VC2_IREG_VFPTR 0x08 +#define VC2_IREG_VLSPTR 0x09 +#define VC2_IREG_VLIR 0x0a +#define VC2_IREG_VLCTR 0x0b +#define VC2_IREG_CTPTR 0x0c +#define VC2_IREG_WCURSY 0x0d +#define VC2_IREG_DFPTR 0x0e +#define VC2_IREG_DLTPTR 0x0f +#define VC2_IREG_CONTROL 0x10 +#define VC2_IREG_CONFIG 0x20 + +static inline void newport_vc2_set(struct newport_regs *regs, + unsigned char vc2ireg, + unsigned short val) +{ + regs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_INDEX | NPORT_DMODE_W3 | + NPORT_DMODE_ECINC | VC2_PROTOCOL); + regs->set.dcbdata0.byword = (vc2ireg << 24) | (val << 8); +} + +static inline unsigned short newport_vc2_get(struct newport_regs *regs, + unsigned char vc2ireg) +{ + regs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_INDEX | NPORT_DMODE_W1 | + NPORT_DMODE_ECINC | VC2_PROTOCOL); + regs->set.dcbdata0.bybytes.b3 = vc2ireg; + regs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_IREG | NPORT_DMODE_W2 | + NPORT_DMODE_ECINC | VC2_PROTOCOL); + return regs->set.dcbdata0.byshort.s1; +} + +/* VC2 Control register bits */ +#define VC2_CTRL_EVIRQ 0x0001 +#define VC2_CTRL_EDISP 0x0002 +#define VC2_CTRL_EVIDEO 0x0004 +#define VC2_CTRL_EDIDS 0x0008 +#define VC2_CTRL_ECURS 0x0010 +#define VC2_CTRL_EGSYNC 0x0020 +#define VC2_CTRL_EILACE 0x0040 +#define VC2_CTRL_ECDISP 0x0080 +#define VC2_CTRL_ECCURS 0x0100 +#define VC2_CTRL_ECG64 0x0200 +#define VC2_CTRL_GLSEL 0x0400 + +/* Controlling the color map on NEWPORT. */ +#define NCMAP_REGADDR_AREG 0x00000000 +#define NCMAP_REGADDR_ALO 0x00000000 +#define NCMAP_REGADDR_AHI 0x00000010 +#define NCMAP_REGADDR_PBUF 0x00000020 +#define NCMAP_REGADDR_CREG 0x00000030 +#define NCMAP_REGADDR_SREG 0x00000040 +#define NCMAP_REGADDR_RREG 0x00000060 +#define NCMAP_PROTOCOL (0x00008000 | 0x00040000 | 0x00800000) + +static __inline__ void newport_cmap_setaddr(struct newport_regs *regs, + unsigned short addr) +{ + regs->set.dcbmode = (NPORT_DMODE_ACMALL | NCMAP_PROTOCOL | + NPORT_DMODE_SENDIAN | NPORT_DMODE_ECINC | + NCMAP_REGADDR_AREG | NPORT_DMODE_W2); + regs->set.dcbdata0.byshort.s1 = addr; + regs->set.dcbmode = (NPORT_DMODE_ACMALL | NCMAP_PROTOCOL | + NCMAP_REGADDR_PBUF | NPORT_DMODE_W3); +} + +static __inline__ void newport_cmap_setrgb(struct newport_regs *regs, + unsigned char red, + unsigned char green, + unsigned char blue) +{ + regs->set.dcbdata0.byword = + (red << 24) | + (green << 16) | + (blue << 8); +} + +/* Miscellaneous NEWPORT routines. */ +#define BUSY_TIMEOUT 100000 +static __inline__ int newport_wait(struct newport_regs *regs) +{ + int t = BUSY_TIMEOUT; + + while (--t) + if (!(regs->cset.status & NPORT_STAT_GBUSY)) + break; + return !t; +} + +static __inline__ int newport_bfwait(struct newport_regs *regs) +{ + int t = BUSY_TIMEOUT; + + while (--t) + if(!(regs->cset.status & NPORT_STAT_BBUSY)) + break; + return !t; +} + +/* + * DCBMODE register defines: + */ + +/* Width of the data being transferred for each DCBDATA[01] word */ +#define DCB_DATAWIDTH_4 0x0 +#define DCB_DATAWIDTH_1 0x1 +#define DCB_DATAWIDTH_2 0x2 +#define DCB_DATAWIDTH_3 0x3 + +/* If set, all of DCBDATA will be moved, otherwise only DATAWIDTH bytes */ +#define DCB_ENDATAPACK (1 << 2) + +/* Enables DCBCRS auto increment after each DCB transfer */ +#define DCB_ENCRSINC (1 << 3) + +/* shift for accessing the control register select address (DBCCRS, 3 bits) */ +#define DCB_CRS_SHIFT 4 + +/* DCBADDR (4 bits): display bus slave address */ +#define DCB_ADDR_SHIFT 7 +#define DCB_VC2 (0 << DCB_ADDR_SHIFT) +#define DCB_CMAP_ALL (1 << DCB_ADDR_SHIFT) +#define DCB_CMAP0 (2 << DCB_ADDR_SHIFT) +#define DCB_CMAP1 (3 << DCB_ADDR_SHIFT) +#define DCB_XMAP_ALL (4 << DCB_ADDR_SHIFT) +#define DCB_XMAP0 (5 << DCB_ADDR_SHIFT) +#define DCB_XMAP1 (6 << DCB_ADDR_SHIFT) +#define DCB_BT445 (7 << DCB_ADDR_SHIFT) +#define DCB_VCC1 (8 << DCB_ADDR_SHIFT) +#define DCB_VAB1 (9 << DCB_ADDR_SHIFT) +#define DCB_LG3_BDVERS0 (10 << DCB_ADDR_SHIFT) +#define DCB_LG3_ICS1562 (11 << DCB_ADDR_SHIFT) +#define DCB_RESERVED (15 << DCB_ADDR_SHIFT) + +/* DCB protocol ack types */ +#define DCB_ENSYNCACK (1 << 11) +#define DCB_ENASYNCACK (1 << 12) + +#define DCB_CSWIDTH_SHIFT 13 +#define DCB_CSHOLD_SHIFT 18 +#define DCB_CSSETUP_SHIFT 23 + +/* XMAP9 specific defines */ +/* XMAP9 -- registers as seen on the DCBMODE register*/ +# define XM9_CRS_CONFIG (0 << DCB_CRS_SHIFT) +# define XM9_PUPMODE (1 << 0) +# define XM9_ODD_PIXEL (1 << 1) +# define XM9_8_BITPLANES (1 << 2) +# define XM9_SLOW_DCB (1 << 3) +# define XM9_VIDEO_RGBMAP_MASK (3 << 4) +# define XM9_EXPRESS_VIDEO (1 << 6) +# define XM9_VIDEO_OPTION (1 << 7) +# define XM9_CRS_REVISION (1 << DCB_CRS_SHIFT) +# define XM9_CRS_FIFO_AVAIL (2 << DCB_CRS_SHIFT) +# define XM9_FIFO_0_AVAIL 0 +# define XM9_FIFO_1_AVAIL 1 +# define XM9_FIFO_2_AVAIL 3 +# define XM9_FIFO_3_AVAIL 2 +# define XM9_FIFO_FULL XM9_FIFO_0_AVAIL +# define XM9_FIFO_EMPTY XM9_FIFO_3_AVAIL +# define XM9_CRS_CURS_CMAP_MSB (3 << DCB_CRS_SHIFT) +# define XM9_CRS_PUP_CMAP_MSB (4 << DCB_CRS_SHIFT) +# define XM9_CRS_MODE_REG_DATA (5 << DCB_CRS_SHIFT) +# define XM9_CRS_MODE_REG_INDEX (7 << DCB_CRS_SHIFT) + + +#define DCB_CYCLES(setup,hold,width) \ + ((hold << DCB_CSHOLD_SHIFT) | \ + (setup << DCB_CSSETUP_SHIFT)| \ + (width << DCB_CSWIDTH_SHIFT)) + +#define W_DCB_XMAP9_PROTOCOL DCB_CYCLES (2, 1, 0) +#define WSLOW_DCB_XMAP9_PROTOCOL DCB_CYCLES (5, 5, 0) +#define WAYSLOW_DCB_XMAP9_PROTOCOL DCB_CYCLES (12, 12, 0) +#define R_DCB_XMAP9_PROTOCOL DCB_CYCLES (2, 1, 3) + +static __inline__ void +xmap9FIFOWait (struct newport_regs *rex) +{ + rex->set.dcbmode = DCB_XMAP0 | XM9_CRS_FIFO_AVAIL | + DCB_DATAWIDTH_1 | R_DCB_XMAP9_PROTOCOL; + newport_bfwait (rex); + + while ((rex->set.dcbdata0.bybytes.b3 & 3) != XM9_FIFO_EMPTY) + ; +} + +static __inline__ void +xmap9SetModeReg (struct newport_regs *rex, unsigned int modereg, unsigned int data24, int cfreq) +{ + if (cfreq > 119) + rex->set.dcbmode = DCB_XMAP_ALL | XM9_CRS_MODE_REG_DATA | + DCB_DATAWIDTH_4 | W_DCB_XMAP9_PROTOCOL; + else if (cfreq > 59) + rex->set.dcbmode = DCB_XMAP_ALL | XM9_CRS_MODE_REG_DATA | + DCB_DATAWIDTH_4 | WSLOW_DCB_XMAP9_PROTOCOL; + else + rex->set.dcbmode = DCB_XMAP_ALL | XM9_CRS_MODE_REG_DATA | + DCB_DATAWIDTH_4 | WAYSLOW_DCB_XMAP9_PROTOCOL; + rex->set.dcbdata0.byword = ((modereg) << 24) | (data24 & 0xffffff); +} + +#define BT445_PROTOCOL DCB_CYCLES(1,1,3) + +#define BT445_CSR_ADDR_REG (0 << DCB_CRS_SHIFT) +#define BT445_CSR_REVISION (2 << DCB_CRS_SHIFT) + +#define BT445_REVISION_REG 0x01 + +#endif /* !(_SGI_NEWPORT_H) */ + |