diff options
Diffstat (limited to 'bsd/r128')
| -rw-r--r-- | bsd/r128/Makefile | 20 | ||||
| -rw-r--r-- | bsd/r128/r128.h | 81 | ||||
| -rw-r--r-- | bsd/r128/r128_drv.h | 544 |
3 files changed, 12 insertions, 633 deletions
diff --git a/bsd/r128/Makefile b/bsd/r128/Makefile index ae5622ed..99b728bc 100644 --- a/bsd/r128/Makefile +++ b/bsd/r128/Makefile @@ -1,9 +1,10 @@ # $FreeBSD$ +.PATH: ${.CURDIR}/.. KMOD = r128 NOMAN= YES SRCS = r128_cce.c r128_drv.c r128_state.c -SRCS += device_if.h bus_if.h pci_if.h opt_drm_linux.h +SRCS += device_if.h bus_if.h pci_if.h opt_drm.h CFLAGS += ${DEBUG_FLAGS} -I. -I.. @: @@ -12,14 +13,17 @@ CFLAGS += ${DEBUG_FLAGS} -I. -I.. machine: ln -sf /sys/i386/include machine -.if ${MACHINE_ARCH} == "i386" -# This line enables linux ioctl handling -# If you want support for this uncomment this line -#R128_OPTS= "\#define DRM_LINUX" 1 +.if defined(DRM_DEBUG) +DRM_DEBUG_OPT= "\#define DRM_DEBUG 1" .endif -opt_drm_linux.h: - touch opt_drm_linux.h - echo $(R128_OPTS) >> opt_drm_linux.h +.if !defined(DRM_NOLINUX) +DRM_LINUX_OPT= "\#define DRM_LINUX 1" +.endif + +opt_drm.h: + touch opt_drm.h + echo $(DRM_DEBUG_OPT) >> opt_drm.h + echo $(DRM_LINUX_OPT) >> opt_drm.h .include <bsd.kmod.mk> diff --git a/bsd/r128/r128.h b/bsd/r128/r128.h deleted file mode 100644 index 926b4bfd..00000000 --- a/bsd/r128/r128.h +++ /dev/null @@ -1,81 +0,0 @@ -/* r128.h -- ATI Rage 128 DRM template customization -*- linux-c -*- - * Created: Wed Feb 14 16:07:10 2001 by gareth@valinux.com - * - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * 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 - * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS AND/OR ITS 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: - * Gareth Hughes <gareth@valinux.com> - */ - -#ifndef __R128_H__ -#define __R128_H__ - -/* This remains constant for all DRM template files. - */ -#define DRM(x) r128_##x - -/* General customization: - */ -#define __HAVE_AGP 1 -#define __MUST_HAVE_AGP 0 -#define __HAVE_MTRR 1 -#define __HAVE_CTX_BITMAP 1 -#define __HAVE_SG 1 -#define __HAVE_PCI_DMA 1 - -/* Driver customization: - */ -#define DRIVER_PRERELEASE() do { \ - if ( dev->dev_private ) { \ - drm_r128_private_t *dev_priv = dev->dev_private; \ - if ( dev_priv->page_flipping ) { \ - r128_do_cleanup_pageflip( dev ); \ - } \ - } \ -} while (0) - -#define DRIVER_PRETAKEDOWN() do { \ - if ( dev->dev_private ) r128_do_cleanup_cce( dev ); \ -} while (0) - -/* DMA customization: - */ -#define __HAVE_DMA 1 - -#if 0 -/* GH: Remove this for now... */ -#define __HAVE_DMA_QUIESCENT 1 -#define DRIVER_DMA_QUIESCENT() do { \ - drm_r128_private_t *dev_priv = dev->dev_private; \ - return r128_do_cce_idle( dev_priv ); \ -} while (0) -#endif - -/* Buffer customization: - */ -#define DRIVER_BUF_PRIV_T drm_r128_buf_priv_t - -#define DRIVER_AGP_BUFFERS_MAP( dev ) \ - ((drm_r128_private_t *)((dev)->dev_private))->buffers - -#endif diff --git a/bsd/r128/r128_drv.h b/bsd/r128/r128_drv.h deleted file mode 100644 index 743e48e5..00000000 --- a/bsd/r128/r128_drv.h +++ /dev/null @@ -1,544 +0,0 @@ -/* r128_drv.h -- Private header for r128 driver -*- linux-c -*- - * Created: Mon Dec 13 09:51:11 1999 by faith@precisioninsight.com - * - * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * 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 - * 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS 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. (Rik) Faith <faith@valinux.com> - * Kevin E. Martin <martin@valinux.com> - * Gareth Hughes <gareth@valinux.com> - * Michel Dänzer <daenzerm@student.ethz.ch> - */ - -#include <machine/endian.h> -#if BYTE_ORDER==LITTLE_ENDIAN -#define le32_to_cpu(x) x -#define cpu_to_le32(x) x -#else -#define le32_to_cpu(x) ntohl(x) -#define cpu_to_le32(x) htonl(x) -#endif - -#ifndef __R128_DRV_H__ -#define __R128_DRV_H__ - -#define GET_RING_HEAD( ring ) le32_to_cpu( *(ring)->head ) -#define SET_RING_HEAD( ring, val ) *(ring)->head = cpu_to_le32( val ) - -typedef struct drm_r128_freelist { - unsigned int age; - drm_buf_t *buf; - struct drm_r128_freelist *next; - struct drm_r128_freelist *prev; -} drm_r128_freelist_t; - -typedef struct drm_r128_ring_buffer { - u32 *start; - u32 *end; - int size; - int size_l2qw; - - volatile u32 *head; - u32 tail; - u32 tail_mask; - int space; - - int high_mark; -} drm_r128_ring_buffer_t; - -typedef struct drm_r128_private { - drm_r128_ring_buffer_t ring; - drm_r128_sarea_t *sarea_priv; - - int cce_mode; - int cce_fifo_size; - int cce_running; - - drm_r128_freelist_t *head; - drm_r128_freelist_t *tail; - - int usec_timeout; - int is_pci; - unsigned long phys_pci_gart; -#if __REALLY_HAVE_SG - dma_addr_t bus_pci_gart; -#endif - unsigned long cce_buffers_offset; - - atomic_t idle_count; - - int page_flipping; - int current_page; - u32 crtc_offset; - u32 crtc_offset_cntl; - - u32 color_fmt; - unsigned int front_offset; - unsigned int front_pitch; - unsigned int back_offset; - unsigned int back_pitch; - - u32 depth_fmt; - unsigned int depth_offset; - unsigned int depth_pitch; - unsigned int span_offset; - - u32 front_pitch_offset_c; - u32 back_pitch_offset_c; - u32 depth_pitch_offset_c; - u32 span_pitch_offset_c; - - drm_map_t *sarea; - drm_map_t *fb; - drm_map_t *mmio; - drm_map_t *cce_ring; - drm_map_t *ring_rptr; - drm_map_t *buffers; - drm_map_t *agp_textures; -} drm_r128_private_t; - -typedef struct drm_r128_buf_priv { - u32 age; - int prim; - int discard; - int dispatched; - drm_r128_freelist_t *list_entry; -} drm_r128_buf_priv_t; - - /* r128_cce.c */ -extern int r128_cce_init( DRM_OS_IOCTL ); -extern int r128_cce_start( DRM_OS_IOCTL ); -extern int r128_cce_stop( DRM_OS_IOCTL ); -extern int r128_cce_reset( DRM_OS_IOCTL ); -extern int r128_cce_idle( DRM_OS_IOCTL ); -extern int r128_engine_reset( DRM_OS_IOCTL ); -extern int r128_fullscreen( DRM_OS_IOCTL ); -extern int r128_cce_buffers( DRM_OS_IOCTL ); - -extern void r128_freelist_reset( drm_device_t *dev ); -extern drm_buf_t *r128_freelist_get( drm_device_t *dev ); - -extern int r128_wait_ring( drm_r128_private_t *dev_priv, int n ); - -static __inline__ void -r128_update_ring_snapshot( drm_r128_ring_buffer_t *ring ) -{ - ring->space = (GET_RING_HEAD( ring ) - ring->tail) * sizeof(u32); - if ( ring->space <= 0 ) - ring->space += ring->size; -} - -extern int r128_do_cce_idle( drm_r128_private_t *dev_priv ); -extern int r128_do_cleanup_cce( drm_device_t *dev ); -extern int r128_do_cleanup_pageflip( drm_device_t *dev ); - - /* r128_state.c */ -extern int r128_cce_clear( DRM_OS_IOCTL ); -extern int r128_cce_swap( DRM_OS_IOCTL ); -extern int r128_cce_vertex( DRM_OS_IOCTL ); -extern int r128_cce_indices( DRM_OS_IOCTL ); -extern int r128_cce_blit( DRM_OS_IOCTL ); -extern int r128_cce_depth( DRM_OS_IOCTL ); -extern int r128_cce_stipple( DRM_OS_IOCTL ); -extern int r128_cce_indirect( DRM_OS_IOCTL ); - - -/* Register definitions, register access macros and drmAddMap constants - * for Rage 128 kernel driver. - */ - -#define R128_AUX_SC_CNTL 0x1660 -# define R128_AUX1_SC_EN (1 << 0) -# define R128_AUX1_SC_MODE_OR (0 << 1) -# define R128_AUX1_SC_MODE_NAND (1 << 1) -# define R128_AUX2_SC_EN (1 << 2) -# define R128_AUX2_SC_MODE_OR (0 << 3) -# define R128_AUX2_SC_MODE_NAND (1 << 3) -# define R128_AUX3_SC_EN (1 << 4) -# define R128_AUX3_SC_MODE_OR (0 << 5) -# define R128_AUX3_SC_MODE_NAND (1 << 5) -#define R128_AUX1_SC_LEFT 0x1664 -#define R128_AUX1_SC_RIGHT 0x1668 -#define R128_AUX1_SC_TOP 0x166c -#define R128_AUX1_SC_BOTTOM 0x1670 -#define R128_AUX2_SC_LEFT 0x1674 -#define R128_AUX2_SC_RIGHT 0x1678 -#define R128_AUX2_SC_TOP 0x167c -#define R128_AUX2_SC_BOTTOM 0x1680 -#define R128_AUX3_SC_LEFT 0x1684 -#define R128_AUX3_SC_RIGHT 0x1688 -#define R128_AUX3_SC_TOP 0x168c -#define R128_AUX3_SC_BOTTOM 0x1690 - -#define R128_BRUSH_DATA0 0x1480 -#define R128_BUS_CNTL 0x0030 -# define R128_BUS_MASTER_DIS (1 << 6) - -#define R128_CLOCK_CNTL_INDEX 0x0008 -#define R128_CLOCK_CNTL_DATA 0x000c -# define R128_PLL_WR_EN (1 << 7) -#define R128_CONSTANT_COLOR_C 0x1d34 -#define R128_CRTC_OFFSET 0x0224 -#define R128_CRTC_OFFSET_CNTL 0x0228 -# define R128_CRTC_OFFSET_FLIP_CNTL (1 << 16) - -#define R128_DP_GUI_MASTER_CNTL 0x146c -# define R128_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0) -# define R128_GMC_DST_PITCH_OFFSET_CNTL (1 << 1) -# define R128_GMC_BRUSH_SOLID_COLOR (13 << 4) -# define R128_GMC_BRUSH_NONE (15 << 4) -# define R128_GMC_DST_16BPP (4 << 8) -# define R128_GMC_DST_24BPP (5 << 8) -# define R128_GMC_DST_32BPP (6 << 8) -# define R128_GMC_DST_DATATYPE_SHIFT 8 -# define R128_GMC_SRC_DATATYPE_COLOR (3 << 12) -# define R128_DP_SRC_SOURCE_MEMORY (2 << 24) -# define R128_DP_SRC_SOURCE_HOST_DATA (3 << 24) -# define R128_GMC_CLR_CMP_CNTL_DIS (1 << 28) -# define R128_GMC_AUX_CLIP_DIS (1 << 29) -# define R128_GMC_WR_MSK_DIS (1 << 30) -# define R128_ROP3_S 0x00cc0000 -# define R128_ROP3_P 0x00f00000 -#define R128_DP_WRITE_MASK 0x16cc -#define R128_DST_PITCH_OFFSET_C 0x1c80 -# define R128_DST_TILE (1 << 31) - -#define R128_GEN_RESET_CNTL 0x00f0 -# define R128_SOFT_RESET_GUI (1 << 0) - -#define R128_GUI_SCRATCH_REG0 0x15e0 -#define R128_GUI_SCRATCH_REG1 0x15e4 -#define R128_GUI_SCRATCH_REG2 0x15e8 -#define R128_GUI_SCRATCH_REG3 0x15ec -#define R128_GUI_SCRATCH_REG4 0x15f0 -#define R128_GUI_SCRATCH_REG5 0x15f4 - -#define R128_GUI_STAT 0x1740 -# define R128_GUI_FIFOCNT_MASK 0x0fff -# define R128_GUI_ACTIVE (1 << 31) - -#define R128_MCLK_CNTL 0x000f -# define R128_FORCE_GCP (1 << 16) -# define R128_FORCE_PIPE3D_CP (1 << 17) -# define R128_FORCE_RCP (1 << 18) - -#define R128_PC_GUI_CTLSTAT 0x1748 -#define R128_PC_NGUI_CTLSTAT 0x0184 -# define R128_PC_FLUSH_GUI (3 << 0) -# define R128_PC_RI_GUI (1 << 2) -# define R128_PC_FLUSH_ALL 0x00ff -# define R128_PC_BUSY (1 << 31) - -#define R128_PCI_GART_PAGE 0x017c -#define R128_PRIM_TEX_CNTL_C 0x1cb0 - -#define R128_SCALE_3D_CNTL 0x1a00 -#define R128_SEC_TEX_CNTL_C 0x1d00 -#define R128_SEC_TEXTURE_BORDER_COLOR_C 0x1d3c -#define R128_SETUP_CNTL 0x1bc4 -#define R128_STEN_REF_MASK_C 0x1d40 - -#define R128_TEX_CNTL_C 0x1c9c -# define R128_TEX_CACHE_FLUSH (1 << 23) - -#define R128_WAIT_UNTIL 0x1720 -# define R128_EVENT_CRTC_OFFSET (1 << 0) -#define R128_WINDOW_XY_OFFSET 0x1bcc - - -/* CCE registers - */ -#define R128_PM4_BUFFER_OFFSET 0x0700 -#define R128_PM4_BUFFER_CNTL 0x0704 -# define R128_PM4_MASK (15 << 28) -# define R128_PM4_NONPM4 (0 << 28) -# define R128_PM4_192PIO (1 << 28) -# define R128_PM4_192BM (2 << 28) -# define R128_PM4_128PIO_64INDBM (3 << 28) -# define R128_PM4_128BM_64INDBM (4 << 28) -# define R128_PM4_64PIO_128INDBM (5 << 28) -# define R128_PM4_64BM_128INDBM (6 << 28) -# define R128_PM4_64PIO_64VCBM_64INDBM (7 << 28) -# define R128_PM4_64BM_64VCBM_64INDBM (8 << 28) -# define R128_PM4_64PIO_64VCPIO_64INDPIO (15 << 28) - -#define R128_PM4_BUFFER_WM_CNTL 0x0708 -# define R128_WMA_SHIFT 0 -# define R128_WMB_SHIFT 8 -# define R128_WMC_SHIFT 16 -# define R128_WB_WM_SHIFT 24 - -#define R128_PM4_BUFFER_DL_RPTR_ADDR 0x070c -#define R128_PM4_BUFFER_DL_RPTR 0x0710 -#define R128_PM4_BUFFER_DL_WPTR 0x0714 -# define R128_PM4_BUFFER_DL_DONE (1 << 31) - -#define R128_PM4_VC_FPU_SETUP 0x071c - -#define R128_PM4_IW_INDOFF 0x0738 -#define R128_PM4_IW_INDSIZE 0x073c - -#define R128_PM4_STAT 0x07b8 -# define R128_PM4_FIFOCNT_MASK 0x0fff -# define R128_PM4_BUSY (1 << 16) -# define R128_PM4_GUI_ACTIVE (1 << 31) - -#define R128_PM4_MICROCODE_ADDR 0x07d4 -#define R128_PM4_MICROCODE_RADDR 0x07d8 -#define R128_PM4_MICROCODE_DATAH 0x07dc -#define R128_PM4_MICROCODE_DATAL 0x07e0 - -#define R128_PM4_BUFFER_ADDR 0x07f0 -#define R128_PM4_MICRO_CNTL 0x07fc -# define R128_PM4_MICRO_FREERUN (1 << 30) - -#define R128_PM4_FIFO_DATA_EVEN 0x1000 -#define R128_PM4_FIFO_DATA_ODD 0x1004 - - -/* CCE command packets - */ -#define R128_CCE_PACKET0 0x00000000 -#define R128_CCE_PACKET1 0x40000000 -#define R128_CCE_PACKET2 0x80000000 -#define R128_CCE_PACKET3 0xC0000000 -# define R128_CNTL_HOSTDATA_BLT 0x00009400 -# define R128_CNTL_PAINT_MULTI 0x00009A00 -# define R128_CNTL_BITBLT_MULTI 0x00009B00 -# define R128_3D_RNDR_GEN_INDX_PRIM 0x00002300 - -#define R128_CCE_PACKET_MASK 0xC0000000 -#define R128_CCE_PACKET_COUNT_MASK 0x3fff0000 -#define R128_CCE_PACKET0_REG_MASK 0x000007ff -#define R128_CCE_PACKET1_REG0_MASK 0x000007ff -#define R128_CCE_PACKET1_REG1_MASK 0x003ff800 - -#define R128_CCE_VC_CNTL_PRIM_TYPE_NONE 0x00000000 -#define R128_CCE_VC_CNTL_PRIM_TYPE_POINT 0x00000001 -#define R128_CCE_VC_CNTL_PRIM_TYPE_LINE 0x00000002 -#define R128_CCE_VC_CNTL_PRIM_TYPE_POLY_LINE 0x00000003 -#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_LIST 0x00000004 -#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN 0x00000005 -#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_STRIP 0x00000006 -#define R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 0x00000007 -#define R128_CCE_VC_CNTL_PRIM_WALK_IND 0x00000010 -#define R128_CCE_VC_CNTL_PRIM_WALK_LIST 0x00000020 -#define R128_CCE_VC_CNTL_PRIM_WALK_RING 0x00000030 -#define R128_CCE_VC_CNTL_NUM_SHIFT 16 - -#define R128_DATATYPE_CI8 2 -#define R128_DATATYPE_ARGB1555 3 -#define R128_DATATYPE_RGB565 4 -#define R128_DATATYPE_RGB888 5 -#define R128_DATATYPE_ARGB8888 6 -#define R128_DATATYPE_RGB332 7 -#define R128_DATATYPE_RGB8 9 -#define R128_DATATYPE_ARGB4444 15 - -/* Constants */ -#define R128_AGP_OFFSET 0x02000000 - -#define R128_WATERMARK_L 16 -#define R128_WATERMARK_M 8 -#define R128_WATERMARK_N 8 -#define R128_WATERMARK_K 128 - -#define R128_MAX_USEC_TIMEOUT 100000 /* 100 ms */ - -#define R128_LAST_FRAME_REG R128_GUI_SCRATCH_REG0 -#define R128_LAST_DISPATCH_REG R128_GUI_SCRATCH_REG1 -#define R128_MAX_VB_AGE 0x7fffffff -#define R128_MAX_VB_VERTS (0xffff) - -#define R128_RING_HIGH_MARK 128 - -#define R128_PERFORMANCE_BOXES 0 - - -#define R128_BASE(reg) ((unsigned long)(dev_priv->mmio->handle)) -#define R128_ADDR(reg) (R128_BASE( reg ) + reg) - -#define R128_DEREF(reg) *(volatile u32 *)R128_ADDR( reg ) -#ifdef __alpha__ -#define R128_READ(reg) (_R128_READ((u32 *)R128_ADDR(reg))) -static inline u32 _R128_READ(u32 *addr) -{ - DRM_OS_READMEMORYBARRIER; - return *(volatile u32 *)addr; -} -#define R128_WRITE(reg,val) \ -do { \ - DRM_OS_WRITEMEMORYBARRIER; \ - R128_DEREF(reg) = val; \ -} while (0) -#else -#define R128_READ(reg) le32_to_cpu( R128_DEREF( reg ) ) -#define R128_WRITE(reg,val) \ -do { \ - R128_DEREF( reg ) = cpu_to_le32( val ); \ -} while (0) -#endif - -#define R128_DEREF8(reg) *(volatile u8 *)R128_ADDR( reg ) -#ifdef __alpha__ -#define R128_READ8(reg) _R128_READ8((u8 *)R128_ADDR(reg)) -static inline u8 _R128_READ8(u8 *addr) -{ - DRM_OS_READMEMORYBARRIER; - return *(volatile u8 *)addr; -} -#define R128_WRITE8(reg,val) \ -do { \ - DRM_OS_WRITEMEMORYBARRIER; \ - R128_DEREF8(reg) = val; \ -} while (0) -#else -#define R128_READ8(reg) R128_DEREF8( reg ) -#define R128_WRITE8(reg,val) do { R128_DEREF8( reg ) = val; } while (0) -#endif - -#define R128_WRITE_PLL(addr,val) \ -do { \ - R128_WRITE8(R128_CLOCK_CNTL_INDEX, \ - ((addr) & 0x1f) | R128_PLL_WR_EN); \ - R128_WRITE(R128_CLOCK_CNTL_DATA, (val)); \ -} while (0) - -extern int R128_READ_PLL(drm_device_t *dev, int addr); - - -#define CCE_PACKET0( reg, n ) (R128_CCE_PACKET0 | \ - ((n) << 16) | ((reg) >> 2)) -#define CCE_PACKET1( reg0, reg1 ) (R128_CCE_PACKET1 | \ - (((reg1) >> 2) << 11) | ((reg0) >> 2)) -#define CCE_PACKET2() (R128_CCE_PACKET2) -#define CCE_PACKET3( pkt, n ) (R128_CCE_PACKET3 | \ - (pkt) | ((n) << 16)) - - -/* ================================================================ - * Misc helper macros - */ - -#define LOCK_TEST_WITH_RETURN( dev ) \ -do { \ - if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ - dev->lock.pid != DRM_OS_CURRENTPID ) { \ - DRM_ERROR( "%s called without lock held\n", \ - __FUNCTION__ ); \ - DRM_OS_RETURN( EINVAL ); \ - } \ -} while (0) - -#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \ -do { \ - drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i; \ - if ( ring->space < ring->high_mark ) { \ - for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { \ - r128_update_ring_snapshot( ring ); \ - if ( ring->space >= ring->high_mark ) \ - goto __ring_space_done; \ - DRM_OS_DELAY( 1 ); \ - } \ - DRM_ERROR( "ring space check failed!\n" ); \ - DRM_OS_RETURN( EBUSY ); \ - } \ - __ring_space_done: \ -} while (0) - -#define VB_AGE_TEST_WITH_RETURN( dev_priv ) \ -do { \ - drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; \ - if ( sarea_priv->last_dispatch >= R128_MAX_VB_AGE ) { \ - int __ret = r128_do_cce_idle( dev_priv ); \ - if ( __ret < 0 ) return __ret; \ - sarea_priv->last_dispatch = 0; \ - r128_freelist_reset( dev ); \ - } \ -} while (0) - -#define R128_WAIT_UNTIL_PAGE_FLIPPED() do { \ - OUT_RING( CCE_PACKET0( R128_WAIT_UNTIL, 0 ) ); \ - OUT_RING( R128_EVENT_CRTC_OFFSET ); \ -} while (0) - - -/* ================================================================ - * Ring control - */ - -#define r128_flush_write_combine() DRM_OS_READMEMORYBARRIER - - -#define R128_VERBOSE 0 - -#define RING_LOCALS \ - int write; unsigned int tail_mask; volatile u32 *ring; - -#define BEGIN_RING( n ) do { \ - if ( R128_VERBOSE ) { \ - DRM_INFO( "BEGIN_RING( %d ) in %s\n", \ - (n), __FUNCTION__ ); \ - } \ - if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \ - r128_wait_ring( dev_priv, (n) * sizeof(u32) ); \ - } \ - dev_priv->ring.space -= (n) * sizeof(u32); \ - ring = dev_priv->ring.start; \ - write = dev_priv->ring.tail; \ - tail_mask = dev_priv->ring.tail_mask; \ -} while (0) - -/* You can set this to zero if you want. If the card locks up, you'll - * need to keep this set. It works around a bug in early revs of the - * Rage 128 chipset, where the CCE would read 32 dwords past the end of - * the ring buffer before wrapping around. - */ -#define R128_BROKEN_CCE 1 - -#define ADVANCE_RING() do { \ - if ( R128_VERBOSE ) { \ - DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \ - write, dev_priv->ring.tail ); \ - } \ - if ( R128_BROKEN_CCE && write < 32 ) { \ - memcpy( dev_priv->ring.end, \ - dev_priv->ring.start, \ - write * sizeof(u32) ); \ - } \ - r128_flush_write_combine(); \ - dev_priv->ring.tail = write; \ - R128_WRITE( R128_PM4_BUFFER_DL_WPTR, write ); \ -} while (0) - -#define OUT_RING( x ) do { \ - if ( R128_VERBOSE ) { \ - DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \ - (unsigned int)(x), write ); \ - } \ - ring[write++] = cpu_to_le32( x ); \ - write &= tail_mask; \ -} while (0) - -#endif /* __R128_DRV_H__ */ |