From 414ed537995617f4cbcab65e193f26a2b2dcfa5e Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 16 Aug 2005 20:43:16 +1000 Subject: drm: add initial r300 3D support. This adds initial r300 3D support to the radeon DRM. From: Nicolai Haehnle, Vladimir Dergachev, and others. Signed-off-by: David Airlie --- drivers/char/drm/radeon_drm.h | 46 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) (limited to 'drivers/char/drm/radeon_drm.h') diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h index c1e62d04798..3792798270a 100644 --- a/drivers/char/drm/radeon_drm.h +++ b/drivers/char/drm/radeon_drm.h @@ -195,6 +195,52 @@ typedef union { #define RADEON_WAIT_2D 0x1 #define RADEON_WAIT_3D 0x2 +/* Allowed parameters for R300_CMD_PACKET3 + */ +#define R300_CMD_PACKET3_CLEAR 0 +#define R300_CMD_PACKET3_RAW 1 + +/* Commands understood by cmd_buffer ioctl for R300. + * The interface has not been stabilized, so some of these may be removed + * and eventually reordered before stabilization. + */ +#define R300_CMD_PACKET0 1 +#define R300_CMD_VPU 2 /* emit vertex program upload */ +#define R300_CMD_PACKET3 3 /* emit a packet3 */ +#define R300_CMD_END3D 4 /* emit sequence ending 3d rendering */ +#define R300_CMD_CP_DELAY 5 +#define R300_CMD_DMA_DISCARD 6 +#define R300_CMD_WAIT 7 +# define R300_WAIT_2D 0x1 +# define R300_WAIT_3D 0x2 +# define R300_WAIT_2D_CLEAN 0x3 +# define R300_WAIT_3D_CLEAN 0x4 + +typedef union { + unsigned int u; + struct { + unsigned char cmd_type, pad0, pad1, pad2; + } header; + struct { + unsigned char cmd_type, count, reglo, reghi; + } packet0; + struct { + unsigned char cmd_type, count, adrlo, adrhi; + } vpu; + struct { + unsigned char cmd_type, packet, pad0, pad1; + } packet3; + struct { + unsigned char cmd_type, packet; + unsigned short count; /* amount of packet2 to emit */ + } delay; + struct { + unsigned char cmd_type, buf_idx, pad0, pad1; + } dma; + struct { + unsigned char cmd_type, flags, pad0, pad1; + } wait; +} drm_r300_cmd_header_t; #define RADEON_FRONT 0x1 #define RADEON_BACK 0x2 -- cgit v1.2.3-70-g09d2