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/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/r128/r128.h,v 1.8 2000/02/23 04:47:18 martin Exp $ */
/**************************************************************************
Copyright 1999 ATI Technologies Inc. and Precision Insight, Inc.,
Cedar Park, Texas.
All Rights Reserved.
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
on the rights to use, copy, modify, merge, publish, distribute, sub
license, 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 (including the next
paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
ATI, PRECISION INSIGHT AND/OR THEIR SUPPLIERS 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.
**************************************************************************/
/*
* Authors:
* Rickard E. Faith <faith@precisioninsight.com>
* Kevin E. Martin <kevin@precisioninsight.com>
*
*/
#ifndef _R128_H_
#define _R128_H_
#define R128_DEBUG 0 /* Turn off debugging output */
#define R128_TIMEOUT 2000000 /* Fall out of wait loops after this count */
#define R128_MMIOSIZE 0x80000
#define R128_NAME "r128"
#define R128_VERSION_MAJOR 3
#define R128_VERSION_MINOR 0
#define R128_VERSION_PATCH 0
#define R128_VERSION ((R128_VERSION_MAJOR << 16) \
| (R128_VERSION_MINOR << 8) \
| R128_VERSION_PATCH)
#if R128_DEBUG
#define R128TRACE(x) \
do { \
ErrorF("(**) %s(%d): ", R128_NAME, pScrn->scrnIndex); \
ErrorF x; \
} while (0);
#else
#define R128TRACE(x)
#endif
/* Other macros */
#define R128_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
#define R128_ALIGN(x,bytes) (((x) + ((bytes) - 1)) & ~((bytes) - 1))
#define R128PTR(pScrn) ((R128InfoPtr)(pScrn)->driverPrivate)
typedef struct { /* All values in XCLKS */
int ML; /* Memory Read Latency */
int MB; /* Memory Burst Length */
int Trcd; /* RAS to CAS delay */
int Trp; /* RAS percentage */
int Twr; /* Write Recovery */
int CL; /* CAS Latency */
int Tr2w; /* Read to Write Delay */
int Rloop; /* Loop Latency */
int Rloop_fudge; /* Add to ML to get Rloop */
char *name;
} R128RAMRec, *R128RAMPtr;
typedef struct {
/* Common registers */
CARD32 ovr_clr;
CARD32 ovr_wid_left_right;
CARD32 ovr_wid_top_bottom;
CARD32 ov0_scale_cntl;
CARD32 mpp_tb_config;
CARD32 mpp_gp_config;
CARD32 subpic_cntl;
CARD32 viph_control;
CARD32 i2c_cntl_1;
CARD32 gen_int_cntl;
CARD32 cap0_trig_cntl;
CARD32 cap1_trig_cntl;
CARD32 bus_cntl;
/* Other registers to save for VT switches */
CARD32 dp_datatype;
CARD32 gen_reset_cntl;
CARD32 clock_cntl_index;
CARD32 amcgpio_en_reg;
CARD32 amcgpio_mask;
/* Crtc registers */
CARD32 crtc_gen_cntl;
CARD32 crtc_ext_cntl;
CARD32 dac_cntl;
CARD32 crtc_h_total_disp;
CARD32 crtc_h_sync_strt_wid;
CARD32 crtc_v_total_disp;
CARD32 crtc_v_sync_strt_wid;
CARD32 crtc_offset;
CARD32 crtc_offset_cntl;
CARD32 crtc_pitch;
/* Computed values for PLL */
int dot_clock_freq;
int pll_output_freq;
int feedback_div;
int post_div;
/* PLL registers */
CARD32 ppll_ref_div;
CARD32 ppll_div_3;
CARD32 htotal_cntl;
/* DDA register */
CARD32 dda_config;
CARD32 dda_on_off;
/* Pallet */
Bool palette_valid;
CARD32 palette[256];
} R128SaveRec, *R128SavePtr;
typedef struct {
CARD16 reference_freq;
CARD16 reference_div;
CARD32 min_pll_freq;
CARD32 max_pll_freq;
CARD16 xclk;
} R128PLLRec, *R128PLLPtr;
typedef struct {
EntityInfoPtr pEnt;
pciVideoPtr PciInfo;
PCITAG PciTag;
int Chipset;
Bool Primary;
Bool FBDev;
unsigned long LinearAddr; /* Frame buffer physical address */
unsigned long MMIOAddr; /* MMIO region physical address */
unsigned long BIOSAddr; /* BIOS physical address */
unsigned char *MMIO; /* Map of MMIO region */
unsigned char *FB; /* Map of frame buffer */
CARD32 MemCntl;
CARD32 BusCntl;
unsigned long FbMapSize; /* Size of frame buffer, in bytes */
int Flags; /* Saved copy of mode flags */
R128PLLRec pll;
R128RAMPtr ram;
R128SaveRec SavedReg; /* Original (text) mode */
R128SaveRec ModeReg; /* Current mode */
Bool (*CloseScreen)(int, ScreenPtr);
I2CBusPtr i2c;
XAAInfoRecPtr accel;
xf86CursorInfoPtr cursor;
unsigned long cursor_start;
unsigned long cursor_end;
int fifo_slots; /* Free slots in the FIFO (64 max) */
int pix24bpp; /* Depth of pixmap for 24bpp framebuffer */
int pixel_code; /* Unified depth/fbbpp value */
int pixel_bytes;/* Bytes per framebuffer pixel */
Bool dac6bits; /* Use 6 bit DAC? */
/* Computed values for Rage 128 */
int pitch;
int datatype;
CARD32 dp_gui_master_cntl;
/* Saved values for ScreenToScreenCopy */
int xdir;
int ydir;
/* ScanlineScreenToScreenColorExpand support */
unsigned char *scratch_buffer[1];
unsigned char *scratch_save;
int scanline_x;
int scanline_y;
int scanline_h;
int scanline_h_w;
int scanline_words;
int scanline_direct;
int scanline_bpp; /* Only used for ImageWrite */
} R128InfoRec, *R128InfoPtr;
extern int INPLL(ScrnInfoPtr pScrn, int addr);
extern void R128WaitForVerticalSync(ScrnInfoPtr pScrn);
extern Bool R128AccelInit(ScreenPtr pScreen);
extern void R128EngineInit(ScrnInfoPtr pScrn);
extern Bool R128CursorInit(ScreenPtr pScreen);
#endif
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