blob: 08114282e519d163ed30da6ddeb2382df252d71b [file] [log] [blame]
/*
* Acceleration for the Creator and Creator3D framebuffer - DAC register layout.
*
* Copyright (C) 2000 David S. Miller (davem@redhat.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* DAVID MILLER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/sunffb/ffb_dac.h,v 1.2 2001/04/05 17:42:33 dawes Exp $ */
#ifndef _FFB_DAC_H
#define _FFB_DAC_H
#define Bool int
/* FFB utilizes two different ramdac chips:
*
* 1) BT9068 "Pacifica1", used in all FFB1 and
* FFB2 boards.
*
* 2) BT498(a) "Pacifica2", used in FFB2+ and
* AFB boards.
*
* They are mostly equivalent, except in a few key areas:
*
* 1) WID register layout
* 2) Number of CLUT tables
* 3) Presence of Window Address Mask register
* 4) Method of GAMMA correction support
*/
/* NOTE: All addresses described in this file are DAC
* indirect addresses.
*/
/* DAC color values are in the following format. */
#define FFBDAC_COLOR_BLUE 0x00ff0000
#define FFBDAC_COLOR_BLUE_SHFT 16
#define FFBDAC_COLOR_GREEN 0x0000ff00
#define FFBDAC_COLOR_GREEN_SHFT 8
#define FFBDAC_COLOR_RED 0x000000ff
#define FFBDAC_COLOR_RED_SHFT 0
/* Cursor DAC register addresses. */
#define FFBDAC_CUR_BITMAP_P0 0x000 /* Plane 0 cursor bitmap */
#define FFBDAC_CUR_BITMAP_P1 0x080 /* Plane 1 cursor bitmap */
#define FFBDAC_CUR_CTRL 0x100 /* Cursor control */
#define FFBDAC_CUR_COLOR0 0x101 /* Cursor Color 0 */
#define FFBDAC_CUR_COLOR1 0x102 /* Cursor Color 1 (bg) */
#define FFBDAC_CUR_COLOR2 0x103 /* Cursor Color 2 (fg) */
#define FFBDAC_CUR_POS 0x104 /* Active cursor position */
/* Cursor control register.
* WARNING: Be careful, reverse logic on these bits.
*/
#define FFBDAC_CUR_CTRL_P0 0x00000001 /* Plane0 display disable */
#define FFBDAC_CUR_CTRL_P1 0x00000002 /* Plane1 display disable */
/* Active cursor position register */
#define FFBDAC_CUR_POS_Y_SIGN 0x80000000 /* Sign of Y position */
#define FFBDAC_CUR_POS_Y 0x0fff0000 /* Y position */
#define FFBDAC_CUR_POS_X_SIGN 0x00008000 /* Sign of X position */
#define FFBDAC_CUR_POS_X 0x00000fff /* X position */
/* Configuration and Palette DAC register addresses. */
#define FFBDAC_CFG_PPLLCTRL 0x0000 /* Pixel PLL Control */
#define FFBDAC_CFG_GPLLCTRL 0x0001 /* General Purpose PLL Control */
#define FFBDAC_CFG_PFCTRL 0x1000 /* Pixel Format Control */
#define FFBDAC_CFG_UCTRL 0x1001 /* User Control */
#define FFBDAC_CFG_CLUP_BASE 0x2000 /* Color Lookup Palette */
#define FFBDAC_CFG_CLUP(entry) (FFBDAC_CFG_CLUP_BASE + ((entry) * 0x100))
#define FFBDAC_PAC2_SOVWLUT0 0x3100 /* Shadow Overlay Window Lookup 0*/
#define FFBDAC_PAC2_SOVWLUT1 0x3101 /* Shadow Overlay Window Lookup 1*/
#define FFBDAC_PAC2_SOVWLUT2 0x3102 /* Shadow Overlay Window Lookup 2*/
#define FFBDAC_PAC2_SOVWLUT3 0x3103 /* Shadow Overlay Window Lookup 3*/
#define FFBDAC_PAC2_AOVWLUT0 0x3210 /* Active Overlay Window Lookup 0*/
#define FFBDAC_PAC2_AOVWLUT1 0x3211 /* Active Overlay Window Lookup 1*/
#define FFBDAC_PAC2_AOVWLUT2 0x3212 /* Active Overlay Window Lookup 2*/
#define FFBDAC_PAC2_AOVWLUT3 0x3213 /* Active Overlay Window Lookup 3*/
#define FFBDAC_CFG_WTCTRL 0x3150 /* Window Transfer Control */
#define FFBDAC_CFG_TMCTRL 0x3151 /* Transparent Mask Control */
#define FFBDAC_CFG_TCOLORKEY 0x3152 /* Transparent Color Key */
#define FFBDAC_CFG_WAMASK 0x3153 /* Window Address Mask (PAC2 only) */
#define FFBDAC_PAC1_SPWLUT_BASE 0x3100 /* Shadow Primary Window Lookups */
#define FFBDAC_PAC1_SPWLUT(entry) (FFBDAC_PAC1_SPWLUT_BASE + (entry))
#define FFBDAC_PAC1_APWLUT_BASE 0x3120 /* Active Primary Window Lookups */
#define FFBDAC_PAC1_APWLUT(entry) (FFBDAC_PAC1_APWLUT_BASE + (entry))
#define FFBDAC_PAC2_SPWLUT_BASE 0x3200 /* Shadow Primary Window Lookups */
#define FFBDAC_PAC2_SPWLUT(entry) (FFBDAC_PAC2_SPWLUT_BASE + (entry))
#define FFBDAC_PAC2_APWLUT_BASE 0x3240 /* Active Primary Window Lookups */
#define FFBDAC_PAC2_APWLUT(entry) (FFBDAC_PAC2_APWLUT_BASE + (entry))
#define FFBDAC_CFG_SANAL 0x5000 /* Signature Analysis Control */
#define FFBDAC_CFG_DACCTRL 0x5001 /* DAC Control */
#define FFBDAC_CFG_TGEN 0x6000 /* Timing Generator Control */
#define FFBDAC_CFG_VBNP 0x6001 /* Vertical Blank Negation Point */
#define FFBDAC_CFG_VBAP 0x6002 /* Vertical Blank Assertion Point*/
#define FFBDAC_CFG_VSNP 0x6003 /* Vertical Sync Negation Point */
#define FFBDAC_CFG_VSAP 0x6004 /* Vertical Sync Assertion Point */
#define FFBDAC_CFG_HSNP 0x6005 /* Horz Serration Negation Point */
#define FFBDAC_CFG_HBNP 0x6006 /* Horz Blank Negation Point */
#define FFBDAC_CFG_HBAP 0x6007 /* Horz Blank Assertion Point */
#define FFBDAC_CFG_HSYNCNP 0x6008 /* Horz Sync Negation Point */
#define FFBDAC_CFG_HSYNCAP 0x6009 /* Horz Sync Assertion Point */
#define FFBDAC_CFG_HSCENNP 0x600A /* Horz SCEN Negation Point */
#define FFBDAC_CFG_HSCENAP 0x600B /* Horz SCEN Assertion Point */
#define FFBDAC_CFG_EPNP 0x600C /* Eql'zing Pulse Negation Point */
#define FFBDAC_CFG_EINP 0x600D /* Eql'zing Intvl Negation Point */
#define FFBDAC_CFG_EIAP 0x600E /* Eql'zing Intvl Assertion Point*/
#define FFBDAC_CFG_TGVC 0x600F /* Timing Generator Vert Counter */
#define FFBDAC_CFG_TGHC 0x6010 /* Timing Generator Horz Counter */
#define FFBDAC_CFG_DID 0x8000 /* Device Identification */
#define FFBDAC_CFG_MPDATA 0x8001 /* Monitor Port Data */
#define FFBDAC_CFG_MPSENSE 0x8002 /* Monitor Port Sense */
/* Pixel PLL Control Register */
#define FFBDAC_CFG_PPLLCTRL_M 0x0000007f /* PLL VCO Multiplicand */
#define FFBDAC_CFG_PPLLCTRL_D 0x00000780 /* PLL VCO Divisor */
#define FFBDAC_CFG_PPLLCTRL_PFD 0x00001800 /* Post VCO Frequency Divider */
#define FFBDAC_CFG_PPLLCTRL_EN 0x00004000 /* Enable PLL as pixel clock src */
/* General Purpose PLL Control Register */
#define FFBDAC_CFG_GPLLCTRL_M 0x0000007f /* PLL VCO Multiplicand */
#define FFBDAC_CFG_GPLLCTRL_D 0x00000780 /* PLL VCO Divisor */
#define FFBDAC_CFG_GPLLCTRL_PFD 0x00001800 /* Post VCO Frequency Divider */
#define FFBDAC_CFG_GPLLCTRL_EN 0x00004000 /* Enable PLL as Gen. Purpose clk*/
/* Pixel Format Control Register */
#define FFBDAC_CFG_PFCTRL_2_1 0x00000000 /* 2:1 pixel interleave format */
#define FFBDAC_CFG_PFCTRL_4_1 0x00000001 /* 4:1 pixel interleave format */
#define FFBDAC_CFG_PFCTRL_42_1 0x00000002 /* 4/2:1 pixel interleave format */
#define FFBDAC_CFG_PFCTRL_82_1 0x00000003 /* 8/2:1 pixel interleave format */
/* User Control Register */
#define FFBDAC_UCTRL_IPDISAB 0x00000001 /* Disable input pullup resistors*/
#define FFBDAC_UCTRL_ABLANK 0x00000002 /* Asynchronous Blank */
#define FFBDAC_UCTRL_DBENAB 0x00000004 /* Double-Buffer Enable */
#define FFBDAC_UCTRL_OVENAB 0x00000008 /* Overlay Enable */
#define FFBDAC_UCTRL_WMODE 0x00000030 /* Window Mode */
#define FFBDAC_UCTRL_WM_COMB 0x00000000 /* Window Mode = Combined */
#define FFBDAC_UCTRL_WM_S4 0x00000010 /* Window Mode = Seperate_4 */
#define FFBDAC_UCTRL_WM_S8 0x00000020 /* Window Mode = Seperate_8 */
#define FFBDAC_UCTRL_WM_RESV 0x00000030 /* Window Mode = reserved */
#define FFBDAC_UCTRL_MANREV 0x00000f00 /* 4-bit Manufacturing Revision */
/* Overlay Window Lookup Registers (PAC2 only) */
#define FFBDAC_CFG_OVWLUT_PSEL 0x0000000f /* Palette Section, Seperate_4 */
#define FFBDAC_CFG_OVWLUT_PTBL 0x00000030 /* Palette Table */
#define FFBDAC_CFG_OVWLUT_LKUP 0x00000100 /* 1 = Use palette, 0 = Bypass */
#define FFBDAC_CFG_OVWLUT_OTYP 0x00000c00 /* Overlay Type */
#define FFBDAC_CFG_OVWLUT_O_N 0x00000000 /* Overlay Type - None */
#define FFBDAC_CFG_OVWLUT_O_T 0x00000400 /* Overlay Type - Transparent */
#define FFBDAC_CFG_OVWLUT_O_O 0x00000800 /* Overlay Type - Opaque */
#define FFBDAC_CFG_OVWLUT_O_R 0x00000c00 /* Overlay Type - Reserved */
#define FFBDAC_CFG_OVWLUT_PCS 0x00003000 /* Psuedocolor Src */
#define FFBDAC_CFG_OVWLUT_P_XO 0x00000000 /* Psuedocolor Src - XO[7:0] */
#define FFBDAC_CFG_OVWLUT_P_R 0x00001000 /* Psuedocolor Src - R[7:0] */
#define FFBDAC_CFG_OVWLUT_P_G 0x00002000 /* Psuedocolor Src - G[7:0] */
#define FFBDAC_CFG_OVWLUT_P_B 0x00003000 /* Psuedocolor Src - B[7:0] */
/* Window Transfer Control Register */
#define FFBDAC_CFG_WTCTRL_DS 0x00000001 /* Device Status, 1 = Busy */
#define FFBDAC_CFG_WTCTRL_TCMD 0x00000002 /* Transfer Command
* 1 = Transfer, 0 = No Action
*/
#define FFBDAC_CFG_WTCTRL_TE 0x00000004 /* Transfer Event
* 1 = Next Frame, 0 = Next Field
*/
#define FFBDAC_CFG_WTCTRL_DRD 0x00000008 /* Drawing Data
* 1 = Local Drawing Active
* 0 = Local Drawing Idle
*/
#define FFBDAC_CFG_WTCTRL_DRS 0x00000010 /* Drawing Status
* 1 = Network Drawing Active
* 0 = Network Drawing Idle
*/
/* Transparent Mask Control Register */
#define FFBDAC_CFG_TMCTRL_OMSK 0x000000ff /* Overlay Mask */
/* Transparent Color Key Register */
#define FFBDAC_CFG_TCOLORKEY_K 0x000000ff /* Overlay Color Key */
/* Window Address Mask Register (PAC2 only) */
#define FFBDAC_CFG_WAMASK_PMSK 0x0000003f /* PWLUT select PMASK */
#define FFBDAC_CFG_WAMASK_OMSK 0x00000300 /* OWLUT control OMASK */
/* (non-Overlay) Window Lookup Table Registers, PAC1 format */
#define FFBDAC_PAC1_WLUT_DB 0x00000020 /* 0 = Buffer A, 1 = Buffer B */
#define FFBDAC_PAC1_WLUT_C 0x0000001c /* C: Color Model Selection */
#define FFBDAC_PAC1_WLUT_C_8P 0x00000000 /* C: 8bpp Pseudocolor */
#define FFBDAC_PAC1_WLUT_C_8LG 0x00000004 /* C: 8bpp Linear Grey */
#define FFBDAC_PAC1_WLUT_C_8NG 0x00000008 /* C: 8bpp Non-Linear Grey */
#define FFBDAC_PAC1_WLUT_C_24D 0x00000010 /* C: 24bpp Directcolor */
#define FFBDAC_PAC1_WLUT_C_24LT 0x00000014 /* C: 24bpp Linear Truecolor */
#define FFBDAC_PAC1_WLUT_C_24NT 0x00000018 /* C: 24bpp Non-Linear Truecolor */
#define FFBDAC_PAC1_WLUT_PCS 0x00000003 /* Pseudocolor Src */
#define FFBDAC_PAC1_WLUT_P_XO 0x00000000 /* Pseudocolor Src - XO[7:0] */
#define FFBDAC_PAC1_WLUT_P_R 0x00000001 /* Pseudocolor Src - R[7:0] */
#define FFBDAC_PAC1_WLUT_P_G 0x00000002 /* Pseudocolor Src - G[7:0] */
#define FFBDAC_PAC1_WLUT_P_B 0x00000003 /* Pseudocolor Src - B[7:0] */
/* (non-Overlay) Window Lookup Table Registers, PAC2 format */
#define FFBDAC_PAC2_WLUT_PTBL 0x00000030 /* Palette Table Entry */
#define FFBDAC_PAC2_WLUT_LKUP 0x00000100 /* 1 = Use palette, 0 = Bypass */
#define FFBDAC_PAC2_WLUT_PCS 0x00003000 /* Pseudocolor Src */
#define FFBDAC_PAC2_WLUT_P_XO 0x00000000 /* Pseudocolor Src - XO[7:0] */
#define FFBDAC_PAC2_WLUT_P_R 0x00001000 /* Pseudocolor Src - R[7:0] */
#define FFBDAC_PAC2_WLUT_P_G 0x00002000 /* Pseudocolor Src - G[7:0] */
#define FFBDAC_PAC2_WLUT_P_B 0x00003000 /* Pseudocolor Src - B[7:0] */
#define FFBDAC_PAC2_WLUT_DEPTH 0x00004000 /* 0 = Pseudocolor, 1 = Truecolor*/
#define FFBDAC_PAC2_WLUT_DB 0x00008000 /* 0 = Buffer A, 1 = Buffer B */
/* Signature Analysis Control Register */
#define FFBDAC_CFG_SANAL_SRR 0x000000ff /* DAC Seed/Result for Red */
#define FFBDAC_CFG_SANAL_SRG 0x0000ff00 /* DAC Seed/Result for Green */
#define FFBDAC_CFG_SANAL_SRB 0x00ff0000 /* DAC Seed/Result for Blue */
#define FFBDAC_CFG_SANAL_RQST 0x01000000 /* Signature Capture Request */
#define FFBDAC_CFG_SANAL_BSY 0x02000000 /* Signature Analysis Busy */
#define FFBDAC_CFG_SANAL_DSM 0x04000000 /* Data Strobe Mode
* 0 = Signature Analysis Mode
* 1 = Data Strobe Mode
*/
/* DAC Control Register */
#define FFBDAC_CFG_DACCTRL_O2 0x00000003 /* Operand 2 Select
* 00 = Normal Operation
* 01 = Select 145mv Reference
* 10 = Select Blue DAC Output
* 11 = Reserved
*/
#define FFBDAC_CFG_DACCTRL_O1 0x0000000c /* Operand 1 Select
* 00 = Normal Operation
* 01 = Select Green DAC Output
* 10 = Select Red DAC Output
* 11 = Reserved
*/
#define FFBDAC_CFG_DACCTRL_CR 0x00000010 /* Comparator Result
* 0 = operand1 < operand2
* 1 = operand1 > operand2
*/
#define FFBDAC_CFG_DACCTRL_SGE 0x00000020 /* Sync-on-Green Enable */
#define FFBDAC_CFG_DACCTRL_PE 0x00000040 /* Pedestal Enable */
#define FFBDAC_CFG_DACCTRL_VPD 0x00000080 /* VSYNC* Pin Disable */
#define FFBDAC_CFG_DACCTRL_SPB 0x00000100 /* Sync Polarity Bit
* 0 = VSYNC* and CSYNC* active low
* 1 = VSYNC* and CSYNC* active high
*/
/* Timing Generator Control Register */
#define FFBDAC_CFG_TGEN_VIDE 0x00000001 /* Video Enable */
#define FFBDAC_CFG_TGEN_TGE 0x00000002 /* Timing Generator Enable */
#define FFBDAC_CFG_TGEN_HSD 0x00000004 /* HSYNC* Disabled */
#define FFBDAC_CFG_TGEN_VSD 0x00000008 /* VSYNC* Disabled */
#define FFBDAC_CFG_TGEN_EQD 0x00000010 /* Equalization Disabled */
#define FFBDAC_CFG_TGEN_MM 0x00000020 /* 0 = Slave, 1 = Master */
#define FFBDAC_CFG_TGEN_IM 0x00000040 /* 1 = Interlaced Mode */
/* Device Identification Register, should be 0xA236E1AD for FFB bt497/bt498 */
#define FFBDAC_CFG_DID_ONE 0x00000001 /* Always set */
#define FFBDAC_CFG_DID_MANUF 0x00000ffe /* Manufacturer ID */
#define FFBDAC_CFG_DID_PNUM 0x0ffff000 /* Device Part Number */
#define FFBDAC_CFG_DID_REV 0xf0000000 /* Device Revision */
/* Monitor Port Data Register */
#define FFBDAC_CFG_MPDATA_SCL 0x00000001 /* SCL Data */
#define FFBDAC_CFG_MPDATA_SDA 0x00000002 /* SDA Data */
/* Monitor Port Sense Register */
#define FFBDAC_CFG_MPSENSE_SCL 0x00000001 /* SCL Sense */
#define FFBDAC_CFG_MPSENSE_SDA 0x00000002 /* SDA Sense */
/* DAC register access shorthands. */
#define DACCUR_READ(DAC, ADDR) ((DAC)->cur = (ADDR), (DAC)->curdata)
#define DACCUR_WRITE(DAC, ADDR, VAL) ((DAC)->cur = (ADDR), (DAC)->curdata = (VAL))
#define DACCFG_READ(DAC, ADDR) ((DAC)->cfg = (ADDR), (DAC)->cfgdata)
#define DACCFG_WRITE(DAC, ADDR, VAL) ((DAC)->cfg = (ADDR), (DAC)->cfgdata = (VAL))
typedef struct ffb_dac_hwstate {
unsigned int ppllctrl;
unsigned int gpllctrl;
unsigned int pfctrl;
unsigned int uctrl;
unsigned int clut[256 * 4]; /* One 256 entry clut on PAC1, 4 on PAC2 */
unsigned int ovluts[4]; /* Overlay WLUTS, PAC2 only */
unsigned int wtctrl;
unsigned int tmctrl;
unsigned int tcolorkey;
unsigned int wamask;
unsigned int pwluts[64];
unsigned int dacctrl;
unsigned int tgen;
unsigned int vbnp;
unsigned int vbap;
unsigned int vsnp;
unsigned int vsap;
unsigned int hsnp;
unsigned int hbnp;
unsigned int hbap;
unsigned int hsyncnp;
unsigned int hsyncap;
unsigned int hscennp;
unsigned int hscenap;
unsigned int epnp;
unsigned int einp;
unsigned int eiap;
} ffb_dac_hwstate_t;
typedef struct {
Bool InUse;
/* The following fields are undefined unless InUse is TRUE. */
int refcount;
Bool canshare;
unsigned int wlut_regval;
int buffer; /* 0 = Buffer A, 1 = Buffer B */
int depth; /* 8 or 32 bpp */
int greyscale; /* 1 = greyscale, 0 = color */
int linear; /* 1 = linear, 0 = non-linear */
int direct; /* 1 = 24bpp directcolor */
int channel; /* 0 = X, 1 = R, 2 = G, 3 = B */
int palette; /* Only PAC2 has multiple CLUTs */
} ffb_wid_info_t;
#define FFB_MAX_PWIDS 64
typedef struct {
int num_wids;
int wid_shift; /* To get X channel value */
ffb_wid_info_t wid_pool[FFB_MAX_PWIDS];
} ffb_wid_pool_t;
typedef struct ffb_dac_info {
unsigned int flags;
#define FFB_DAC_PAC1 0x00000001 /* Pacifica1 DAC, BT9068 */
#define FFB_DAC_PAC2 0x00000002 /* Pacifica2 DAC, BT498 */
#define FFB_DAC_ICURCTL 0x00000004 /* Inverted CUR_CTRL bits */
unsigned int kernel_wid;
/* These registers need to be modified when changing DAC
* timing state, so at init time we capture their values.
*/
unsigned int ffbcfg0;
unsigned int ffbcfg2;
unsigned int ffb_passin_ctrl; /* FFB2+/AFB only */
ffb_dac_hwstate_t kern_dac_state;
ffb_dac_hwstate_t x_dac_state;
ffb_wid_pool_t wid_table;
} ffb_dac_info_t;
#endif /* _FFB_DAC_H */