drivers/gpu/drm/radeon/r300_reg.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/radeon/r300_reg.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/radeon/r300_reg.h
Extension
.h
Size
79823 bytes
Lines
1790
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _R300_REG_H_
#define _R300_REG_H_

#define R300_SURF_TILE_MACRO (1<<16)
#define R300_SURF_TILE_MICRO (2<<16)
#define R300_SURF_TILE_BOTH (3<<16)


#define R300_MC_INIT_MISC_LAT_TIMER	0x180
#	define R300_MC_MISC__MC_CPR_INIT_LAT_SHIFT	0
#	define R300_MC_MISC__MC_VF_INIT_LAT_SHIFT	4
#	define R300_MC_MISC__MC_DISP0R_INIT_LAT_SHIFT	8
#	define R300_MC_MISC__MC_DISP1R_INIT_LAT_SHIFT	12
#	define R300_MC_MISC__MC_FIXED_INIT_LAT_SHIFT	16
#	define R300_MC_MISC__MC_E2R_INIT_LAT_SHIFT	20
#	define R300_MC_MISC__MC_SAME_PAGE_PRIO_SHIFT	24
#	define R300_MC_MISC__MC_GLOBW_INIT_LAT_SHIFT	28

#define R300_MC_INIT_GFX_LAT_TIMER	0x154
#	define R300_MC_MISC__MC_G3D0R_INIT_LAT_SHIFT	0
#	define R300_MC_MISC__MC_G3D1R_INIT_LAT_SHIFT	4
#	define R300_MC_MISC__MC_G3D2R_INIT_LAT_SHIFT	8
#	define R300_MC_MISC__MC_G3D3R_INIT_LAT_SHIFT	12
#	define R300_MC_MISC__MC_TX0R_INIT_LAT_SHIFT	16
#	define R300_MC_MISC__MC_TX1R_INIT_LAT_SHIFT	20
#	define R300_MC_MISC__MC_GLOBR_INIT_LAT_SHIFT	24
#	define R300_MC_MISC__MC_GLOBW_FULL_LAT_SHIFT	28

/*
 * This file contains registers and constants for the R300. They have been
 * found mostly by examining command buffers captured using glxtest, as well
 * as by extrapolating some known registers and constants from the R200.
 * I am fairly certain that they are correct unless stated otherwise
 * in comments.
 */

#define R300_SE_VPORT_XSCALE                0x1D98
#define R300_SE_VPORT_XOFFSET               0x1D9C
#define R300_SE_VPORT_YSCALE                0x1DA0
#define R300_SE_VPORT_YOFFSET               0x1DA4
#define R300_SE_VPORT_ZSCALE                0x1DA8
#define R300_SE_VPORT_ZOFFSET               0x1DAC


/*
 * Vertex Array Processing (VAP) Control
 * Stolen from r200 code from Christoph Brill (It's a guess!)
 */
#define R300_VAP_CNTL	0x2080

/* This register is written directly and also starts data section
 * in many 3d CP_PACKET3's
 */
#define R300_VAP_VF_CNTL	0x2084
#	define	R300_VAP_VF_CNTL__PRIM_TYPE__SHIFT              0
#	define  R300_VAP_VF_CNTL__PRIM_NONE                     (0<<0)
#	define  R300_VAP_VF_CNTL__PRIM_POINTS                   (1<<0)
#	define  R300_VAP_VF_CNTL__PRIM_LINES                    (2<<0)
#	define  R300_VAP_VF_CNTL__PRIM_LINE_STRIP               (3<<0)
#	define  R300_VAP_VF_CNTL__PRIM_TRIANGLES                (4<<0)
#	define  R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN             (5<<0)
#	define  R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP           (6<<0)
#	define  R300_VAP_VF_CNTL__PRIM_LINE_LOOP                (12<<0)
#	define  R300_VAP_VF_CNTL__PRIM_QUADS                    (13<<0)
#	define  R300_VAP_VF_CNTL__PRIM_QUAD_STRIP               (14<<0)
#	define  R300_VAP_VF_CNTL__PRIM_POLYGON                  (15<<0)

#	define	R300_VAP_VF_CNTL__PRIM_WALK__SHIFT              4
	/* State based - direct writes to registers trigger vertex
           generation */
#	define	R300_VAP_VF_CNTL__PRIM_WALK_STATE_BASED         (0<<4)
#	define	R300_VAP_VF_CNTL__PRIM_WALK_INDICES             (1<<4)
#	define	R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST         (2<<4)
#	define	R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED     (3<<4)

	/* I don't think I saw these three used.. */
#	define	R300_VAP_VF_CNTL__COLOR_ORDER__SHIFT            6
#	define	R300_VAP_VF_CNTL__TCL_OUTPUT_CTL_ENA__SHIFT     9
#	define	R300_VAP_VF_CNTL__PROG_STREAM_ENA__SHIFT        10

	/* index size - when not set the indices are assumed to be 16 bit */
#	define	R300_VAP_VF_CNTL__INDEX_SIZE_32bit              (1<<11)
	/* number of vertices */
#	define	R300_VAP_VF_CNTL__NUM_VERTICES__SHIFT           16

/* BEGIN: Wild guesses */
#define R300_VAP_OUTPUT_VTX_FMT_0           0x2090
#       define R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT     (1<<0)
#       define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT   (1<<1)
#       define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT (1<<2)  /* GUESS */

Annotation

Implementation Notes