diff options
Diffstat (limited to 'drivers/sgi/char/newport.h')
| -rw-r--r-- | drivers/sgi/char/newport.h | 588 |
1 files changed, 1 insertions, 587 deletions
diff --git a/drivers/sgi/char/newport.h b/drivers/sgi/char/newport.h index 6ad987045..8b78bafb0 100644 --- a/drivers/sgi/char/newport.h +++ b/drivers/sgi/char/newport.h @@ -1,4 +1,4 @@ -/* $Id: newport.h,v 1.2 1996/06/10 16:38:34 dm Exp $ +/* $Id: newport.h,v 1.6 1998/03/03 01:23:07 ralf Exp $ * newport.h: Defines and register layout for NEWPORT graphics * hardware. * @@ -582,589 +582,3 @@ xmap9SetModeReg (struct newport_regs *rex, unsigned int modereg, unsigned int da } #endif /* !(_SGI_NEWPORT_H) */ - -/* $Id: newport.h,v 1.5 1997/09/21 23:06:05 miguel Exp $ - * newport.h: Defines and register layout for NEWPORT graphics - * hardware. - * - * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) - */ - -#ifndef _SGI_NEWPORT_H -#define _SGI_NEWPORT_H - - -typedef volatile unsigned long npireg_t; - -union npfloat { - volatile float f; - npireg_t i; -}; - -typedef union npfloat npfreg_t; - -union np_dcb { - npireg_t all; - struct { volatile unsigned short s0, s1; } hwords; - struct { volatile unsigned char b0, b1, b2, b3; } bytes; -}; - -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 long 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 long _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 long _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 long _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 long _unused0; - unsigned long config; -#define NPORT_CFG_G32MD 0x00000001 -#define NPORT_CFG_BWIDTH 0x00000002 -#define NPORT_CFG_ERCVR 0x00000004 -#define NPORT_CFG_BDMSK 0x00000078 -#define NPORT_CFG_GDMSK 0x00000f80 -#define NPORT_CFG_GD0 0x00000080 -#define NPORT_CFG_GD1 0x00000100 -#define NPORT_CFG_GD2 0x00000200 -#define NPORT_CFG_GD3 0x00000400 -#define NPORT_CFG_GD4 0x00000800 -#define NPORT_CFG_GFAINT 0x00001000 -#define NPORT_CFG_TOMSK 0x0000e000 -#define NPORT_CFG_VRMSK 0x00070000 -#define NPORT_CFG_FBTYP 0x00080000 - - npireg_t _unused1; - npireg_t stat; -#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 ustat; - npireg_t dreset; -}; - -struct newport_regs { - struct newport_rexregs set; - unsigned long _unused0[0x16e]; - struct newport_rexregs go; - unsigned long _unused1[0x22e]; - struct newport_cregs cset; - unsigned long _unused2[0x1ef]; - struct newport_cregs cgo; -}; -extern struct newport_regs *npregs; - - -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 - -extern 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.all = (vc2ireg << 24) | (val << 8); -} - -extern 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.bytes.b3 = vc2ireg; - regs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_IREG | NPORT_DMODE_W2 | - NPORT_DMODE_ECINC | VC2_PROTOCOL); - return regs->set.dcbdata0.hwords.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.hwords.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.all = - (red << 24) | - (green << 16) | - (blue << 8); -} - -/* Miscellaneous NEWPORT routines. */ -#define BUSY_TIMEOUT 100000 -static inline int newport_wait(void) -{ - int i = 0; - - while(i < BUSY_TIMEOUT) - if(!(npregs->cset.stat & NPORT_STAT_GBUSY)) - break; - if(i == BUSY_TIMEOUT) - return 1; - return 0; -} - -static inline int newport_bfwait(void) -{ - int i = 0; - - while(i < BUSY_TIMEOUT) - if(!(npregs->cset.stat & NPORT_STAT_BBUSY)) - break; - if(i == BUSY_TIMEOUT) - return 1; - return 0; -} - -/* newport.c and cons_newport.c routines */ -extern struct graphics_ops *newport_probe (int, const char **); - -void newport_save (void *); -void newport_restore (void *); -void newport_reset (void); -int newport_ioctl (int card, int cmd, unsigned long arg); - -/* - * DCBMODE register defines: - */ - -/* Widht of the data being transfered 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 (); - - while ((rex->set.dcbdata0.bytes.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.all = ((modereg) << 24) | (data24 & 0xffffff); -} - -#endif /* !(_SGI_NEWPORT_H) */ - |