diff options
author | David Dawes <dawes@xfree86.org> | 2002-01-27 18:23:04 +0000 |
---|---|---|
committer | David Dawes <dawes@xfree86.org> | 2002-01-27 18:23:04 +0000 |
commit | 16bd14926e02e4dbc6e74689bdb3eb90f30a0233 (patch) | |
tree | 9d7cb6b98165c9e2a9091c41a39acca11d6fa162 /bsd/r128 | |
parent | f18a6d836b5e0081dff9217b44e88e74c421c576 (diff) |
Initial revision
Diffstat (limited to 'bsd/r128')
-rw-r--r-- | bsd/r128/r128.h | 81 | ||||
-rw-r--r-- | bsd/r128/r128_cce.c | 1022 | ||||
-rw-r--r-- | bsd/r128/r128_drv.c | 151 | ||||
-rw-r--r-- | bsd/r128/r128_drv.h | 544 | ||||
-rw-r--r-- | bsd/r128/r128_state.c | 1570 |
5 files changed, 3368 insertions, 0 deletions
diff --git a/bsd/r128/r128.h b/bsd/r128/r128.h new file mode 100644 index 00000000..926b4bfd --- /dev/null +++ b/bsd/r128/r128.h @@ -0,0 +1,81 @@ +/* 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_cce.c b/bsd/r128/r128_cce.c new file mode 100644 index 00000000..6c4a5e65 --- /dev/null +++ b/bsd/r128/r128_cce.c @@ -0,0 +1,1022 @@ +/* r128_cce.c -- ATI Rage 128 driver -*- linux-c -*- + * Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com + * + * Copyright 2000 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: + * Gareth Hughes <gareth@valinux.com> + */ + +#define __NO_VERSION__ +#include "r128.h" +#include "drmP.h" +#include "r128_drv.h" + + +#define R128_FIFO_DEBUG 0 + +int r128_do_wait_for_idle( drm_r128_private_t *dev_priv ); + +/* CCE microcode (from ATI) */ +static u32 r128_cce_microcode[] = { + 0, 276838400, 0, 268449792, 2, 142, 2, 145, 0, 1076765731, 0, + 1617039951, 0, 774592877, 0, 1987540286, 0, 2307490946U, 0, + 599558925, 0, 589505315, 0, 596487092, 0, 589505315, 1, + 11544576, 1, 206848, 1, 311296, 1, 198656, 2, 912273422, 11, + 262144, 0, 0, 1, 33559837, 1, 7438, 1, 14809, 1, 6615, 12, 28, + 1, 6614, 12, 28, 2, 23, 11, 18874368, 0, 16790922, 1, 409600, 9, + 30, 1, 147854772, 16, 420483072, 3, 8192, 0, 10240, 1, 198656, + 1, 15630, 1, 51200, 10, 34858, 9, 42, 1, 33559823, 2, 10276, 1, + 15717, 1, 15718, 2, 43, 1, 15936948, 1, 570480831, 1, 14715071, + 12, 322123831, 1, 33953125, 12, 55, 1, 33559908, 1, 15718, 2, + 46, 4, 2099258, 1, 526336, 1, 442623, 4, 4194365, 1, 509952, 1, + 459007, 3, 0, 12, 92, 2, 46, 12, 176, 1, 15734, 1, 206848, 1, + 18432, 1, 133120, 1, 100670734, 1, 149504, 1, 165888, 1, + 15975928, 1, 1048576, 6, 3145806, 1, 15715, 16, 2150645232U, 2, + 268449859, 2, 10307, 12, 176, 1, 15734, 1, 15735, 1, 15630, 1, + 15631, 1, 5253120, 6, 3145810, 16, 2150645232U, 1, 15864, 2, 82, + 1, 343310, 1, 1064207, 2, 3145813, 1, 15728, 1, 7817, 1, 15729, + 3, 15730, 12, 92, 2, 98, 1, 16168, 1, 16167, 1, 16002, 1, 16008, + 1, 15974, 1, 15975, 1, 15990, 1, 15976, 1, 15977, 1, 15980, 0, + 15981, 1, 10240, 1, 5253120, 1, 15720, 1, 198656, 6, 110, 1, + 180224, 1, 103824738, 2, 112, 2, 3145839, 0, 536885440, 1, + 114880, 14, 125, 12, 206975, 1, 33559995, 12, 198784, 0, + 33570236, 1, 15803, 0, 15804, 3, 294912, 1, 294912, 3, 442370, + 1, 11544576, 0, 811612160, 1, 12593152, 1, 11536384, 1, + 14024704, 7, 310382726, 0, 10240, 1, 14796, 1, 14797, 1, 14793, + 1, 14794, 0, 14795, 1, 268679168, 1, 9437184, 1, 268449792, 1, + 198656, 1, 9452827, 1, 1075854602, 1, 1075854603, 1, 557056, 1, + 114880, 14, 159, 12, 198784, 1, 1109409213, 12, 198783, 1, + 1107312059, 12, 198784, 1, 1109409212, 2, 162, 1, 1075854781, 1, + 1073757627, 1, 1075854780, 1, 540672, 1, 10485760, 6, 3145894, + 16, 274741248, 9, 168, 3, 4194304, 3, 4209949, 0, 0, 0, 256, 14, + 174, 1, 114857, 1, 33560007, 12, 176, 0, 10240, 1, 114858, 1, + 33560018, 1, 114857, 3, 33560007, 1, 16008, 1, 114874, 1, + 33560360, 1, 114875, 1, 33560154, 0, 15963, 0, 256, 0, 4096, 1, + 409611, 9, 188, 0, 10240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + + +int R128_READ_PLL(drm_device_t *dev, int addr) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + + R128_WRITE8(R128_CLOCK_CNTL_INDEX, addr & 0x1f); + return R128_READ(R128_CLOCK_CNTL_DATA); +} + +#if R128_FIFO_DEBUG +static void r128_status( drm_r128_private_t *dev_priv ) +{ + printk( "GUI_STAT = 0x%08x\n", + (unsigned int)R128_READ( R128_GUI_STAT ) ); + printk( "PM4_STAT = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_STAT ) ); + printk( "PM4_BUFFER_DL_WPTR = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_DL_WPTR ) ); + printk( "PM4_BUFFER_DL_RPTR = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_DL_RPTR ) ); + printk( "PM4_MICRO_CNTL = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_MICRO_CNTL ) ); + printk( "PM4_BUFFER_CNTL = 0x%08x\n", + (unsigned int)R128_READ( R128_PM4_BUFFER_CNTL ) ); +} +#endif + + +/* ================================================================ + * Engine, FIFO control + */ + +static int r128_do_pixcache_flush( drm_r128_private_t *dev_priv ) +{ + u32 tmp; + int i; + + tmp = R128_READ( R128_PC_NGUI_CTLSTAT ) | R128_PC_FLUSH_ALL; + R128_WRITE( R128_PC_NGUI_CTLSTAT, tmp ); + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(R128_READ( R128_PC_NGUI_CTLSTAT ) & R128_PC_BUSY) ) { + return 0; + } + DRM_OS_DELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "%s failed!\n", __FUNCTION__ ); +#endif + DRM_OS_RETURN( EBUSY ); +} + +static int r128_do_wait_for_fifo( drm_r128_private_t *dev_priv, int entries ) +{ + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + int slots = R128_READ( R128_GUI_STAT ) & R128_GUI_FIFOCNT_MASK; + if ( slots >= entries ) return 0; + DRM_OS_DELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "%s failed!\n", __FUNCTION__ ); +#endif + DRM_OS_RETURN( EBUSY ); +} + +int r128_do_wait_for_idle( drm_r128_private_t *dev_priv ) +{ + int i, ret; + + ret = r128_do_wait_for_fifo( dev_priv, 64 ); + if ( ret ) return ret; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( !(R128_READ( R128_GUI_STAT ) & R128_GUI_ACTIVE) ) { + r128_do_pixcache_flush( dev_priv ); + return 0; + } + DRM_OS_DELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "%s failed!\n", __FUNCTION__ ); +#endif + DRM_OS_RETURN( EBUSY ); +} + + +/* ================================================================ + * CCE control, initialization + */ + +/* Load the microcode for the CCE */ +static void r128_cce_load_microcode( drm_r128_private_t *dev_priv ) +{ + int i; + + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + r128_do_wait_for_idle( dev_priv ); + + R128_WRITE( R128_PM4_MICROCODE_ADDR, 0 ); + for ( i = 0 ; i < 256 ; i++ ) { + R128_WRITE( R128_PM4_MICROCODE_DATAH, + r128_cce_microcode[i * 2] ); + R128_WRITE( R128_PM4_MICROCODE_DATAL, + r128_cce_microcode[i * 2 + 1] ); + } +} + +/* Flush any pending commands to the CCE. This should only be used just + * prior to a wait for idle, as it informs the engine that the command + * stream is ending. + */ +static void r128_do_cce_flush( drm_r128_private_t *dev_priv ) +{ + u32 tmp; + + tmp = R128_READ( R128_PM4_BUFFER_DL_WPTR ) | R128_PM4_BUFFER_DL_DONE; + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, tmp ); +} + +/* Wait for the CCE to go idle. + */ +int r128_do_cce_idle( drm_r128_private_t *dev_priv ) +{ + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + if ( GET_RING_HEAD( &dev_priv->ring ) == dev_priv->ring.tail ) { + int pm4stat = R128_READ( R128_PM4_STAT ); + if ( ( (pm4stat & R128_PM4_FIFOCNT_MASK) >= + dev_priv->cce_fifo_size ) && + !(pm4stat & (R128_PM4_BUSY | + R128_PM4_GUI_ACTIVE)) ) { + return r128_do_pixcache_flush( dev_priv ); + } + } + DRM_OS_DELAY( 1 ); + } + +#if R128_FIFO_DEBUG + DRM_ERROR( "failed!\n" ); + r128_status( dev_priv ); +#endif + DRM_OS_RETURN( EBUSY ); +} + +/* Start the Concurrent Command Engine. + */ +static void r128_do_cce_start( drm_r128_private_t *dev_priv ) +{ + r128_do_wait_for_idle( dev_priv ); + + R128_WRITE( R128_PM4_BUFFER_CNTL, + dev_priv->cce_mode | dev_priv->ring.size_l2qw ); + R128_READ( R128_PM4_BUFFER_ADDR ); /* as per the sample code */ + R128_WRITE( R128_PM4_MICRO_CNTL, R128_PM4_MICRO_FREERUN ); + + dev_priv->cce_running = 1; +} + +/* Reset the Concurrent Command Engine. This will not flush any pending + * commands, so you must wait for the CCE command stream to complete + * before calling this routine. + */ +static void r128_do_cce_reset( drm_r128_private_t *dev_priv ) +{ + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, 0 ); + R128_WRITE( R128_PM4_BUFFER_DL_RPTR, 0 ); + SET_RING_HEAD( &dev_priv->ring, 0 ); + dev_priv->ring.tail = 0; +} + +/* Stop the Concurrent Command Engine. This will not flush any pending + * commands, so you must flush the command stream and wait for the CCE + * to go idle before calling this routine. + */ +static void r128_do_cce_stop( drm_r128_private_t *dev_priv ) +{ + R128_WRITE( R128_PM4_MICRO_CNTL, 0 ); + R128_WRITE( R128_PM4_BUFFER_CNTL, R128_PM4_NONPM4 ); + + dev_priv->cce_running = 0; +} + +/* Reset the engine. This will stop the CCE if it is running. + */ +static int r128_do_engine_reset( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + u32 clock_cntl_index, mclk_cntl, gen_reset_cntl; + + r128_do_pixcache_flush( dev_priv ); + + clock_cntl_index = R128_READ( R128_CLOCK_CNTL_INDEX ); + mclk_cntl = R128_READ_PLL( dev, R128_MCLK_CNTL ); + + R128_WRITE_PLL( R128_MCLK_CNTL, + mclk_cntl | R128_FORCE_GCP | R128_FORCE_PIPE3D_CP ); + + gen_reset_cntl = R128_READ( R128_GEN_RESET_CNTL ); + + /* Taken from the sample code - do not change */ + R128_WRITE( R128_GEN_RESET_CNTL, + gen_reset_cntl | R128_SOFT_RESET_GUI ); + R128_READ( R128_GEN_RESET_CNTL ); + R128_WRITE( R128_GEN_RESET_CNTL, + gen_reset_cntl & ~R128_SOFT_RESET_GUI ); + R128_READ( R128_GEN_RESET_CNTL ); + + R128_WRITE_PLL( R128_MCLK_CNTL, mclk_cntl ); + R128_WRITE( R128_CLOCK_CNTL_INDEX, clock_cntl_index ); + R128_WRITE( R128_GEN_RESET_CNTL, gen_reset_cntl ); + + /* Reset the CCE ring */ + r128_do_cce_reset( dev_priv ); + + /* The CCE is no longer running after an engine reset */ + dev_priv->cce_running = 0; + + /* Reset any pending vertex, indirect buffers */ + r128_freelist_reset( dev ); + + return 0; +} + +static void r128_cce_init_ring_buffer( drm_device_t *dev, + drm_r128_private_t *dev_priv ) +{ + u32 ring_start; + u32 tmp; + + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + /* The manual (p. 2) says this address is in "VM space". This + * means it's an offset from the start of AGP space. + */ +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + ring_start = dev_priv->cce_ring->offset - dev->agp->base; + else +#endif + ring_start = dev_priv->cce_ring->offset - dev->sg->handle; + + R128_WRITE( R128_PM4_BUFFER_OFFSET, ring_start | R128_AGP_OFFSET ); + + R128_WRITE( R128_PM4_BUFFER_DL_WPTR, 0 ); + R128_WRITE( R128_PM4_BUFFER_DL_RPTR, 0 ); + + /* DL_RPTR_ADDR is a physical address in AGP space. */ + SET_RING_HEAD( &dev_priv->ring, 0 ); + +#if __REALLY_HAVE_SG + if ( !dev_priv->is_pci ) { +#endif + R128_WRITE( R128_PM4_BUFFER_DL_RPTR_ADDR, + dev_priv->ring_rptr->offset ); +#if __REALLY_HAVE_SG + } else { + drm_sg_mem_t *entry = dev->sg; + unsigned long tmp_ofs, page_ofs; + + tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle; + page_ofs = tmp_ofs >> PAGE_SHIFT; + + R128_WRITE( R128_PM4_BUFFER_DL_RPTR_ADDR, + entry->busaddr[page_ofs]); + DRM_DEBUG( "ring rptr: offset=0x%08x handle=0x%08lx\n", + entry->busaddr[page_ofs], + entry->handle + tmp_ofs ); + } +#endif + + /* Set watermark control */ + R128_WRITE( R128_PM4_BUFFER_WM_CNTL, + ((R128_WATERMARK_L/4) << R128_WMA_SHIFT) + | ((R128_WATERMARK_M/4) << R128_WMB_SHIFT) + | ((R128_WATERMARK_N/4) << R128_WMC_SHIFT) + | ((R128_WATERMARK_K/64) << R128_WB_WM_SHIFT) ); + + /* Force read. Why? Because it's in the examples... */ + R128_READ( R128_PM4_BUFFER_ADDR ); + + /* Turn on bus mastering */ + tmp = R128_READ( R128_BUS_CNTL ) & ~R128_BUS_MASTER_DIS; + R128_WRITE( R128_BUS_CNTL, tmp ); +} + +static int r128_do_init_cce( drm_device_t *dev, drm_r128_init_t *init ) +{ + drm_r128_private_t *dev_priv; + drm_map_list_entry_t *listentry; + + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + dev_priv = DRM(alloc)( sizeof(drm_r128_private_t), DRM_MEM_DRIVER ); + if ( dev_priv == NULL ) + DRM_OS_RETURN( ENOMEM ); + + memset( dev_priv, 0, sizeof(drm_r128_private_t) ); + + dev_priv->is_pci = init->is_pci; + + if ( dev_priv->is_pci && !dev->sg ) { + DRM_ERROR( "PCI GART memory not allocated!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN( EINVAL ); + } + + dev_priv->usec_timeout = init->usec_timeout; + if ( dev_priv->usec_timeout < 1 || + dev_priv->usec_timeout > R128_MAX_USEC_TIMEOUT ) { + DRM_DEBUG( "TIMEOUT problem!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN( EINVAL ); + } + + dev_priv->cce_mode = init->cce_mode; + + /* GH: Simple idle check. + */ + atomic_set( &dev_priv->idle_count, 0 ); + + /* We don't support anything other than bus-mastering ring mode, + * but the ring can be in either AGP or PCI space for the ring + * read pointer. + */ + if ( ( init->cce_mode != R128_PM4_192BM ) && + ( init->cce_mode != R128_PM4_128BM_64INDBM ) && + ( init->cce_mode != R128_PM4_64BM_128INDBM ) && + ( init->cce_mode != R128_PM4_64BM_64VCBM_64INDBM ) ) { + DRM_DEBUG( "Bad cce_mode!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN( EINVAL ); + } + + switch ( init->cce_mode ) { + case R128_PM4_NONPM4: + dev_priv->cce_fifo_size = 0; + break; + case R128_PM4_192PIO: + case R128_PM4_192BM: + dev_priv->cce_fifo_size = 192; + break; + case R128_PM4_128PIO_64INDBM: + case R128_PM4_128BM_64INDBM: + dev_priv->cce_fifo_size = 128; + break; + case R128_PM4_64PIO_128INDBM: + case R128_PM4_64BM_128INDBM: + case R128_PM4_64PIO_64VCBM_64INDBM: + case R128_PM4_64BM_64VCBM_64INDBM: + case R128_PM4_64PIO_64VCPIO_64INDPIO: + dev_priv->cce_fifo_size = 64; + break; + } + + switch ( init->fb_bpp ) { + case 16: + dev_priv->color_fmt = R128_DATATYPE_RGB565; + break; + case 32: + default: + dev_priv->color_fmt = R128_DATATYPE_ARGB8888; + break; + } + dev_priv->front_offset = init->front_offset; + dev_priv->front_pitch = init->front_pitch; + dev_priv->back_offset = init->back_offset; + dev_priv->back_pitch = init->back_pitch; + + switch ( init->depth_bpp ) { + case 16: + dev_priv->depth_fmt = R128_DATATYPE_RGB565; + break; + case 24: + case 32: + default: + dev_priv->depth_fmt = R128_DATATYPE_ARGB8888; + break; + } + dev_priv->depth_offset = init->depth_offset; + dev_priv->depth_pitch = init->depth_pitch; + dev_priv->span_offset = init->span_offset; + + dev_priv->front_pitch_offset_c = (((dev_priv->front_pitch/8) << 21) | + (dev_priv->front_offset >> 5)); + dev_priv->back_pitch_offset_c = (((dev_priv->back_pitch/8) << 21) | + (dev_priv->back_offset >> 5)); + dev_priv->depth_pitch_offset_c = (((dev_priv->depth_pitch/8) << 21) | + (dev_priv->depth_offset >> 5) | + R128_DST_TILE); + dev_priv->span_pitch_offset_c = (((dev_priv->depth_pitch/8) << 21) | + (dev_priv->span_offset >> 5)); + + TAILQ_FOREACH(listentry, dev->maplist, link) { + drm_map_t *map = listentry->map; + if (map->type == _DRM_SHM && + map->flags & _DRM_CONTAINS_LOCK) { + dev_priv->sarea = map; + break; + } + } + + if(!dev_priv->sarea) { + DRM_ERROR("could not find sarea!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + + DRM_FIND_MAP( dev_priv->fb, init->fb_offset ); + if(!dev_priv->fb) { + DRM_ERROR("could not find framebuffer!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset ); + if(!dev_priv->mmio) { + DRM_ERROR("could not find mmio region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->cce_ring, init->ring_offset ); + if(!dev_priv->cce_ring) { + DRM_ERROR("could not find cce ring region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->ring_rptr, init->ring_rptr_offset ); + if(!dev_priv->ring_rptr) { + DRM_ERROR("could not find ring read pointer!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset ); + if(!dev_priv->buffers) { + DRM_ERROR("could not find dma buffer region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + + if ( !dev_priv->is_pci ) { + DRM_FIND_MAP( dev_priv->agp_textures, + init->agp_textures_offset ); + if(!dev_priv->agp_textures) { + DRM_ERROR("could not find agp texture region!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(EINVAL); + } + } + + dev_priv->sarea_priv = + (drm_r128_sarea_t *)((u8 *)dev_priv->sarea->handle + + init->sarea_priv_offset); + + if ( !dev_priv->is_pci ) { + DRM_IOREMAP( dev_priv->cce_ring ); + DRM_IOREMAP( dev_priv->ring_rptr ); + DRM_IOREMAP( dev_priv->buffers ); + if(!dev_priv->cce_ring->handle || + !dev_priv->ring_rptr->handle || + !dev_priv->buffers->handle) { + DRM_ERROR("Could not ioremap agp regions!\n"); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(ENOMEM); + } + } else { + dev_priv->cce_ring->handle = + (void *)dev_priv->cce_ring->offset; + dev_priv->ring_rptr->handle = + (void *)dev_priv->ring_rptr->offset; + dev_priv->buffers->handle = (void *)dev_priv->buffers->offset; + } + +#if __REALLY_HAVE_AGP + if ( !dev_priv->is_pci ) + dev_priv->cce_buffers_offset = dev->agp->base; + else +#endif + dev_priv->cce_buffers_offset = dev->sg->handle; + + dev_priv->ring.head = ((__volatile__ u32 *) + dev_priv->ring_rptr->handle); + + dev_priv->ring.start = (u32 *)dev_priv->cce_ring->handle; + dev_priv->ring.end = ((u32 *)dev_priv->cce_ring->handle + + init->ring_size / sizeof(u32)); + dev_priv->ring.size = init->ring_size; + dev_priv->ring.size_l2qw = DRM(order)( init->ring_size / 8 ); + + dev_priv->ring.tail_mask = + (dev_priv->ring.size / sizeof(u32)) - 1; + + dev_priv->ring.high_mark = 128; + + dev_priv->sarea_priv->last_frame = 0; + R128_WRITE( R128_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame ); + + dev_priv->sarea_priv->last_dispatch = 0; + R128_WRITE( R128_LAST_DISPATCH_REG, + dev_priv->sarea_priv->last_dispatch ); + +#if __REALLY_HAVE_SG + if ( dev_priv->is_pci ) { + if (!DRM(ati_pcigart_init)( dev, &dev_priv->phys_pci_gart, + &dev_priv->bus_pci_gart) ) { + DRM_ERROR( "failed to init PCI GART!\n" ); + dev->dev_private = (void *)dev_priv; + r128_do_cleanup_cce( dev ); + DRM_OS_RETURN(ENOMEM); + } + R128_WRITE( R128_PCI_GART_PAGE, dev_priv->bus_pci_gart ); + } +#endif + + r128_cce_init_ring_buffer( dev, dev_priv ); + r128_cce_load_microcode( dev_priv ); + + dev->dev_private = (void *)dev_priv; + + r128_do_engine_reset( dev ); + + return 0; +} + +int r128_do_cleanup_cce( drm_device_t *dev ) +{ + if ( dev->dev_private ) { + drm_r128_private_t *dev_priv = dev->dev_private; + +#if __REALLY_HAVE_SG + if ( !dev_priv->is_pci ) { +#endif + DRM_IOREMAPFREE( dev_priv->cce_ring ); + DRM_IOREMAPFREE( dev_priv->ring_rptr ); + DRM_IOREMAPFREE( dev_priv->buffers ); +#if __REALLY_HAVE_SG + } else { + if (!DRM(ati_pcigart_cleanup)( dev, + dev_priv->phys_pci_gart, + dev_priv->bus_pci_gart )) + DRM_ERROR( "failed to cleanup PCI GART!\n" ); + } +#endif + + DRM(free)( dev->dev_private, sizeof(drm_r128_private_t), + DRM_MEM_DRIVER ); + dev->dev_private = NULL; + } + + return 0; +} + +int r128_cce_init( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_init_t init; + + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + DRM_OS_KRNFROMUSR( init, (drm_r128_init_t *)data, sizeof(init) ); + + switch ( init.func ) { + case R128_INIT_CCE: + return r128_do_init_cce( dev, &init ); + case R128_CLEANUP_CCE: + return r128_do_cleanup_cce( dev ); + } + + DRM_OS_RETURN( EINVAL ); +} + +int r128_cce_start( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4 ) { + DRM_DEBUG( "%s while CCE running\n", __FUNCTION__ ); + return 0; + } + + r128_do_cce_start( dev_priv ); + + return 0; +} + +/* Stop the CCE. The engine must have been idled before calling this + * routine. + */ +int r128_cce_stop( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_cce_stop_t stop; + int ret; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR(stop, (drm_r128_cce_stop_t *)data, sizeof(stop) ); + + /* Flush any pending CCE commands. This ensures any outstanding + * commands are exectuted by the engine before we turn it off. + */ + if ( stop.flush ) { + r128_do_cce_flush( dev_priv ); + } + + /* If we fail to make the engine go idle, we return an error + * code so that the DRM ioctl wrapper can try again. + */ + if ( stop.idle ) { + ret = r128_do_cce_idle( dev_priv ); + if ( ret ) return ret; + } + + /* Finally, we can turn off the CCE. If the engine isn't idle, + * we will get some dropped triangles as they won't be fully + * rendered before the CCE is shut down. + */ + r128_do_cce_stop( dev_priv ); + + /* Reset the engine */ + r128_do_engine_reset( dev ); + + return 0; +} + +/* Just reset the CCE ring. Called as part of an X Server engine reset. + */ +int r128_cce_reset( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_DEBUG( "%s called before init done\n", __FUNCTION__ ); + DRM_OS_RETURN( EINVAL ); + } + + r128_do_cce_reset( dev_priv ); + + /* The CCE is no longer running after an engine reset */ + dev_priv->cce_running = 0; + + return 0; +} + +int r128_cce_idle( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + if ( dev_priv->cce_running ) { + r128_do_cce_flush( dev_priv ); + } + + return r128_do_cce_idle( dev_priv ); +} + +int r128_engine_reset( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + return r128_do_engine_reset( dev ); +} + + +/* ================================================================ + * Fullscreen mode + */ + +static int r128_do_init_pageflip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + dev_priv->crtc_offset = R128_READ( R128_CRTC_OFFSET ); + dev_priv->crtc_offset_cntl = R128_READ( R128_CRTC_OFFSET_CNTL ); + + R128_WRITE( R128_CRTC_OFFSET, dev_priv->front_offset ); + R128_WRITE( R128_CRTC_OFFSET_CNTL, + dev_priv->crtc_offset_cntl | R128_CRTC_OFFSET_FLIP_CNTL ); + + dev_priv->page_flipping = 1; + dev_priv->current_page = 0; + + return 0; +} + +int r128_do_cleanup_pageflip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + R128_WRITE( R128_CRTC_OFFSET, dev_priv->crtc_offset ); + R128_WRITE( R128_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl ); + + dev_priv->page_flipping = 0; + dev_priv->current_page = 0; + + return 0; +} + +int r128_fullscreen( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_fullscreen_t fs; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( fs, (drm_r128_fullscreen_t *)data, sizeof(fs) ); + + switch ( fs.func ) { + case R128_INIT_FULLSCREEN: + return r128_do_init_pageflip( dev ); + case R128_CLEANUP_FULLSCREEN: + return r128_do_cleanup_pageflip( dev ); + } + + DRM_OS_RETURN( EINVAL ); +} + + +/* ================================================================ + * Freelist management + */ +#define R128_BUFFER_USED 0xffffffff +#define R128_BUFFER_FREE 0 + +#if 0 +static int r128_freelist_init( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_freelist_t *entry; + int i; + + dev_priv->head = DRM(alloc)( sizeof(drm_r128_freelist_t), + DRM_MEM_DRIVER ); + if ( dev_priv->head == NULL ) + DRM_OS_RETURN( ENOMEM ); + + memset( dev_priv->head, 0, sizeof(drm_r128_freelist_t) ); + dev_priv->head->age = R128_BUFFER_USED; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + + entry = DRM(alloc)( sizeof(drm_r128_freelist_t), + DRM_MEM_DRIVER ); + if ( !entry ) DRM_OS_RETURN( ENOMEM ); + + entry->age = R128_BUFFER_FREE; + entry->buf = buf; + entry->prev = dev_priv->head; + entry->next = dev_priv->head->next; + if ( !entry->next ) + dev_priv->tail = entry; + + buf_priv->discard = 0; + buf_priv->dispatched = 0; + buf_priv->list_entry = entry; + + dev_priv->head->next = entry; + + if ( dev_priv->head->next ) + dev_priv->head->next->prev = entry; + } + + return 0; + +} +#endif + +drm_buf_t *r128_freelist_get( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv; + drm_buf_t *buf; + int i, t; + + /* FIXME: Optimize -- use freelist code */ + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pid == 0 ) + return buf; + } + + for ( t = 0 ; t < dev_priv->usec_timeout ; t++ ) { + u32 done_age = R128_READ( R128_LAST_DISPATCH_REG ); + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + buf = dma->buflist[i]; + buf_priv = buf->dev_private; + if ( buf->pending && buf_priv->age <= done_age ) { + /* The buffer has been processed, so it + * can now be used. + */ + buf->pending = 0; + return buf; + } + } + DRM_OS_DELAY( 1 ); + } + + DRM_ERROR( "returning NULL!\n" ); + return NULL; +} + +void r128_freelist_reset( drm_device_t *dev ) +{ + drm_device_dma_t *dma = dev->dma; + int i; + + for ( i = 0 ; i < dma->buf_count ; i++ ) { + drm_buf_t *buf = dma->buflist[i]; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + buf_priv->age = 0; + } +} + + +/* ================================================================ + * CCE command submission + */ + +int r128_wait_ring( drm_r128_private_t *dev_priv, int n ) +{ + drm_r128_ring_buffer_t *ring = &dev_priv->ring; + int i; + + for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { + r128_update_ring_snapshot( ring ); + if ( ring->space >= n ) + return 0; + DRM_OS_DELAY( 1 ); + } + + /* FIXME: This is being ignored... */ + DRM_ERROR( "failed!\n" ); + DRM_OS_RETURN( EBUSY ); +} + +static int r128_cce_get_buffers( drm_device_t *dev, drm_dma_t *d) +{ + int i; + drm_buf_t *buf; + + for ( i = d->granted_count ; i < d->request_count ; i++ ) { + buf = r128_freelist_get( dev ); + if ( !buf ) DRM_OS_RETURN( EAGAIN ); + + buf->pid = DRM_OS_CURRENTPID; + + if ( DRM_OS_COPYTOUSR( &d->request_indices[i], &buf->idx, + sizeof(buf->idx) ) ) + DRM_OS_RETURN( EFAULT ); + if ( DRM_OS_COPYTOUSR( &d->request_sizes[i], &buf->total, + sizeof(buf->total) ) ) + DRM_OS_RETURN( EFAULT ); + d->granted_count++; + } + return 0; +} + +int r128_cce_buffers( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_device_dma_t *dma = dev->dma; + int ret = 0; + drm_dma_t d; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( d, (drm_dma_t *) data, sizeof(d) ); + + /* Please don't send us buffers. + */ + if ( d.send_count != 0 ) { + DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n", + DRM_OS_CURRENTPID, d.send_count ); + DRM_OS_RETURN( EINVAL ); + } + + /* We'll send you buffers. + */ + if ( d.request_count < 0 || d.request_count > dma->buf_count ) { + DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n", + DRM_OS_CURRENTPID, d.request_count, dma->buf_count ); + DRM_OS_RETURN( EINVAL ); + } + + d.granted_count = 0; + + if ( d.request_count ) { + ret = r128_cce_get_buffers( dev, &d ); + } + + DRM_OS_KRNTOUSR((drm_dma_t *) data, d, sizeof(d) ); + + return ret; +} diff --git a/bsd/r128/r128_drv.c b/bsd/r128/r128_drv.c new file mode 100644 index 00000000..51e08a28 --- /dev/null +++ b/bsd/r128/r128_drv.c @@ -0,0 +1,151 @@ +/* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*- + * Created: Mon Dec 13 09:47:27 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 + * 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: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Gareth Hughes <gareth@valinux.com> + */ + + +#include <sys/types.h> +#include <sys/bus.h> +#include <pci/pcivar.h> +#include <opt_drm_linux.h> + +#include "r128.h" +#include "drmP.h" +#include "r128_drv.h" +#if __REALLY_HAVE_SG +#include "ati_pcigart.h" +#endif + +#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc." + +#define DRIVER_NAME "r128" +#define DRIVER_DESC "ATI Rage 128" +#define DRIVER_DATE "20010405" + +#define DRIVER_MAJOR 2 +#define DRIVER_MINOR 2 +#define DRIVER_PATCHLEVEL 0 + +/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h + * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here. + */ +drm_chipinfo_t DRM(devicelist)[] = { + {0x1002, 0x4c45, 1, "ATI Rage 128 Mobility LE"}, + {0x1002, 0x4c46, 1, "ATI Rage 128 Mobility LF"}, + {0x1002, 0x4d46, 1, "ATI Rage 128 Mobility MF (AGP 4x)"}, + {0x1002, 0x4d4c, 1, "ATI Rage 128 Mobility ML"}, + {0x1002, 0x5041, 0, "ATI Rage 128 Pro PA (PCI)"}, + {0x1002, 0x5042, 1, "ATI Rage 128 Pro PB (AGP 2x)"}, + {0x1002, 0x5043, 1, "ATI Rage 128 Pro PC (AGP 4x)"}, + {0x1002, 0x5044, 0, "ATI Rage 128 Pro PD (PCI)"}, + {0x1002, 0x5045, 1, "ATI Rage 128 Pro PE (AGP 2x)"}, + {0x1002, 0x5046, 1, "ATI Rage 128 Pro PF (AGP 4x)"}, + {0x1002, 0x5047, 0, "ATI Rage 128 Pro PG (PCI)"}, + {0x1002, 0x5048, 1, "ATI Rage 128 Pro PH (AGP)"}, + {0x1002, 0x5049, 1, "ATI Rage 128 Pro PI (AGP)"}, + {0x1002, 0x504a, 0, "ATI Rage 128 Pro PJ (PCI)"}, + {0x1002, 0x504b, 1, "ATI Rage 128 Pro PK (AGP)"}, + {0x1002, 0x504c, 1, "ATI Rage 128 Pro PL (AGP)"}, + {0x1002, 0x504d, 0, "ATI Rage 128 Pro PM (PCI)"}, + {0x1002, 0x504e, 1, "ATI Rage 128 Pro PN (AGP)"}, + {0x1002, 0x505f, 1, "ATI Rage 128 Pro PO (AGP)"}, + {0x1002, 0x5050, 0, "ATI Rage 128 Pro PP (PCI)"}, + {0x1002, 0x5051, 1, "ATI Rage 128 Pro PQ (AGP)"}, + {0x1002, 0x5052, 1, "ATI Rage 128 Pro PR (AGP)"}, + {0x1002, 0x5053, 0, "ATI Rage 128 Pro PS (PCI)"}, + {0x1002, 0x5054, 1, "ATI Rage 128 Pro PT (AGP)"}, + {0x1002, 0x5055, 1, "ATI Rage 128 Pro PU (AGP)"}, + {0x1002, 0x5056, 0, "ATI Rage 128 Pro PV (PCI)"}, + {0x1002, 0x5057, 1, "ATI Rage 128 Pro PW (AGP)"}, + {0x1002, 0x5058, 1, "ATI Rage 128 Pro PX (AGP)"}, + {0x1002, 0x5245, 0, "ATI Rage 128 GL (PCI)"}, + {0x1002, 0x5246, 1, "ATI Rage 128 GL (AGP 2x)"}, + {0x1002, 0x524b, 0, "ATI Rage 128 VR (PCI)"}, + {0x1002, 0x524c, 1, "ATI Rage 128 VR (AGP 2x)"}, + {0x1002, 0x5345, 0, "ATI Rage 128 SE (PCI)"}, + {0x1002, 0x5346, 1, "ATI Rage 128 SF (AGP 2x)"}, + {0x1002, 0x5347, 1, "ATI Rage 128 SG (AGP 4x)"}, + {0x1002, 0x5348, 0, "ATI Rage 128 SH (unknown)"}, + {0x1002, 0x534b, 0, "ATI Rage 128 SK (PCI)"}, + {0x1002, 0x534c, 1, "ATI Rage 128 SL (AGP 2x)"}, + {0x1002, 0x534d, 1, "ATI Rage 128 SM (AGP 4x)"}, + {0x1002, 0x534e, 1, "ATI Rage 128 (AGP 4x?)"}, + {0, 0, 0, NULL} +}; + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { r128_cce_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INIT)] = { r128_cce_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_START)] = { r128_cce_start, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_STOP)] = { r128_cce_stop, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_RESET)] = { r128_cce_reset, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CCE_IDLE)] = { r128_cce_idle, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_RESET)] = { r128_engine_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_FULLSCREEN)] = { r128_fullscreen, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_SWAP)] = { r128_cce_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_CLEAR)] = { r128_cce_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_VERTEX)] = { r128_cce_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INDICES)] = { r128_cce_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_BLIT)] = { r128_cce_blit, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_DEPTH)] = { r128_cce_depth, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_STIPPLE)] = { r128_cce_stipple, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_R128_INDIRECT)] = { r128_cce_indirect, 1, 1 }, + + +#if 0 +/* GH: Count data sent to card via ring or vertex/indirect buffers. + */ +#define __HAVE_COUNTERS 3 +#define __HAVE_COUNTER6 _DRM_STAT_IRQ +#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY +#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY +#endif + + +#include "drm_agpsupport.h" +#include "drm_auth.h" +#include "drm_bufs.h" +#include "drm_context.h" +#include "drm_dma.h" +#include "drm_drawable.h" +#include "drm_drv.h" + + +#include "drm_fops.h" +#include "drm_init.h" +#include "drm_ioctl.h" +#include "drm_lock.h" +#include "drm_memory.h" +#include "drm_sysctl.h" +#include "drm_vm.h" +#if __REALLY_HAVE_SG +#include "drm_scatter.h" +#endif + +DRIVER_MODULE(r128, pci, r128_driver, r128_devclass, 0, 0); diff --git a/bsd/r128/r128_drv.h b/bsd/r128/r128_drv.h new file mode 100644 index 00000000..743e48e5 --- /dev/null +++ b/bsd/r128/r128_drv.h @@ -0,0 +1,544 @@ +/* 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__ */ diff --git a/bsd/r128/r128_state.c b/bsd/r128/r128_state.c new file mode 100644 index 00000000..0fce0c55 --- /dev/null +++ b/bsd/r128/r128_state.c @@ -0,0 +1,1570 @@ +/* r128_state.c -- State support for r128 -*- linux-c -*- + * Created: Thu Jan 27 02:53:43 2000 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 + * 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: + * Gareth Hughes <gareth@valinux.com> + */ + + +#include "r128.h" +#include "drmP.h" +#include "r128_drv.h" +#include "drm.h" + + + +/* ================================================================ + * CCE hardware state programming functions + */ + +static void r128_emit_clip_rects( drm_r128_private_t *dev_priv, + drm_clip_rect_t *boxes, int count ) +{ + u32 aux_sc_cntl = 0x00000000; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 17 ); + + if ( count >= 1 ) { + OUT_RING( CCE_PACKET0( R128_AUX1_SC_LEFT, 3 ) ); + OUT_RING( boxes[0].x1 ); + OUT_RING( boxes[0].x2 - 1 ); + OUT_RING( boxes[0].y1 ); + OUT_RING( boxes[0].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX1_SC_EN | R128_AUX1_SC_MODE_OR); + } + if ( count >= 2 ) { + OUT_RING( CCE_PACKET0( R128_AUX2_SC_LEFT, 3 ) ); + OUT_RING( boxes[1].x1 ); + OUT_RING( boxes[1].x2 - 1 ); + OUT_RING( boxes[1].y1 ); + OUT_RING( boxes[1].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX2_SC_EN | R128_AUX2_SC_MODE_OR); + } + if ( count >= 3 ) { + OUT_RING( CCE_PACKET0( R128_AUX3_SC_LEFT, 3 ) ); + OUT_RING( boxes[2].x1 ); + OUT_RING( boxes[2].x2 - 1 ); + OUT_RING( boxes[2].y1 ); + OUT_RING( boxes[2].y2 - 1 ); + + aux_sc_cntl |= (R128_AUX3_SC_EN | R128_AUX3_SC_MODE_OR); + } + + OUT_RING( CCE_PACKET0( R128_AUX_SC_CNTL, 0 ) ); + OUT_RING( aux_sc_cntl ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_core( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_SCALE_3D_CNTL, 0 ) ); + OUT_RING( ctx->scale_3d_cntl ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_context( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 13 ); + + OUT_RING( CCE_PACKET0( R128_DST_PITCH_OFFSET_C, 11 ) ); + OUT_RING( ctx->dst_pitch_offset_c ); + OUT_RING( ctx->dp_gui_master_cntl_c ); + OUT_RING( ctx->sc_top_left_c ); + OUT_RING( ctx->sc_bottom_right_c ); + OUT_RING( ctx->z_offset_c ); + OUT_RING( ctx->z_pitch_c ); + OUT_RING( ctx->z_sten_cntl_c ); + OUT_RING( ctx->tex_cntl_c ); + OUT_RING( ctx->misc_3d_state_cntl_reg ); + OUT_RING( ctx->texture_clr_cmp_clr_c ); + OUT_RING( ctx->texture_clr_cmp_msk_c ); + OUT_RING( ctx->fog_color_c ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_setup( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 3 ); + + OUT_RING( CCE_PACKET1( R128_SETUP_CNTL, R128_PM4_VC_FPU_SETUP ) ); + OUT_RING( ctx->setup_cntl ); + OUT_RING( ctx->pm4_vc_fpu_setup ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_masks( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 5 ); + + OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) ); + OUT_RING( ctx->dp_write_mask ); + + OUT_RING( CCE_PACKET0( R128_STEN_REF_MASK_C, 1 ) ); + OUT_RING( ctx->sten_ref_mask_c ); + OUT_RING( ctx->plane_3d_mask_c ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_window( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_WINDOW_XY_OFFSET, 0 ) ); + OUT_RING( ctx->window_xy_offset ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_tex0( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_context_regs_t *ctx = &sarea_priv->context_state; + drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[0]; + int i; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 7 + R128_MAX_TEXTURE_LEVELS ); + + OUT_RING( CCE_PACKET0( R128_PRIM_TEX_CNTL_C, + 2 + R128_MAX_TEXTURE_LEVELS ) ); + OUT_RING( tex->tex_cntl ); + OUT_RING( tex->tex_combine_cntl ); + OUT_RING( ctx->tex_size_pitch_c ); + for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) { + OUT_RING( tex->tex_offset[i] ); + } + + OUT_RING( CCE_PACKET0( R128_CONSTANT_COLOR_C, 1 ) ); + OUT_RING( ctx->constant_color_c ); + OUT_RING( tex->tex_border_color ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_tex1( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[1]; + int i; + RING_LOCALS; + DRM_DEBUG( " %s\n", __FUNCTION__ ); + + BEGIN_RING( 5 + R128_MAX_TEXTURE_LEVELS ); + + OUT_RING( CCE_PACKET0( R128_SEC_TEX_CNTL_C, + 1 + R128_MAX_TEXTURE_LEVELS ) ); + OUT_RING( tex->tex_cntl ); + OUT_RING( tex->tex_combine_cntl ); + for ( i = 0 ; i < R128_MAX_TEXTURE_LEVELS ; i++ ) { + OUT_RING( tex->tex_offset[i] ); + } + + OUT_RING( CCE_PACKET0( R128_SEC_TEXTURE_BORDER_COLOR_C, 0 ) ); + OUT_RING( tex->tex_border_color ); + + ADVANCE_RING(); +} + +static __inline__ void r128_emit_state( drm_r128_private_t *dev_priv ) +{ + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + unsigned int dirty = sarea_priv->dirty; + + DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty ); + + if ( dirty & R128_UPLOAD_CORE ) { + r128_emit_core( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_CORE; + } + + if ( dirty & R128_UPLOAD_CONTEXT ) { + r128_emit_context( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_CONTEXT; + } + + if ( dirty & R128_UPLOAD_SETUP ) { + r128_emit_setup( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_SETUP; + } + + if ( dirty & R128_UPLOAD_MASKS ) { + r128_emit_masks( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_MASKS; + } + + if ( dirty & R128_UPLOAD_WINDOW ) { + r128_emit_window( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_WINDOW; + } + + if ( dirty & R128_UPLOAD_TEX0 ) { + r128_emit_tex0( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_TEX0; + } + + if ( dirty & R128_UPLOAD_TEX1 ) { + r128_emit_tex1( dev_priv ); + sarea_priv->dirty &= ~R128_UPLOAD_TEX1; + } + + /* Turn off the texture cache flushing */ + sarea_priv->context_state.tex_cntl_c &= ~R128_TEX_CACHE_FLUSH; + + sarea_priv->dirty &= ~R128_REQUIRE_QUIESCENCE; +} + + +#if R128_PERFORMANCE_BOXES +/* ================================================================ + * Performance monitoring functions + */ + +static void r128_clear_box( drm_r128_private_t *dev_priv, + int x, int y, int w, int h, + int r, int g, int b ) +{ + u32 pitch, offset; + u32 fb_bpp, color; + RING_LOCALS; + + switch ( dev_priv->fb_bpp ) { + case 16: + fb_bpp = R128_GMC_DST_16BPP; + color = (((r & 0xf8) << 8) | + ((g & 0xfc) << 3) | + ((b & 0xf8) >> 3)); + break; + case 24: + fb_bpp = R128_GMC_DST_24BPP; + color = ((r << 16) | (g << 8) | b); + break; + case 32: + fb_bpp = R128_GMC_DST_32BPP; + color = (((0xff) << 24) | (r << 16) | (g << 8) | b); + break; + default: + return; + } + + offset = dev_priv->back_offset; + pitch = dev_priv->back_pitch >> 3; + + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + fb_bpp | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( (pitch << 21) | (offset >> 5) ); + OUT_RING( color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); +} + +static void r128_cce_performance_boxes( drm_r128_private_t *dev_priv ) +{ + if ( atomic_read( &dev_priv->idle_count ) == 0 ) { + r128_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 ); + } else { + atomic_set( &dev_priv->idle_count, 0 ); + } +} + +#endif + + +/* ================================================================ + * CCE command dispatch functions + */ + +static void r128_print_dirty( const char *msg, unsigned int flags ) +{ + DRM_INFO( "%s: (0x%x) %s%s%s%s%s%s%s%s%s\n", + msg, + flags, + (flags & R128_UPLOAD_CORE) ? "core, " : "", + (flags & R128_UPLOAD_CONTEXT) ? "context, " : "", + (flags & R128_UPLOAD_SETUP) ? "setup, " : "", + (flags & R128_UPLOAD_TEX0) ? "tex0, " : "", + (flags & R128_UPLOAD_TEX1) ? "tex1, " : "", + (flags & R128_UPLOAD_MASKS) ? "masks, " : "", + (flags & R128_UPLOAD_WINDOW) ? "window, " : "", + (flags & R128_UPLOAD_CLIPRECTS) ? "cliprects, " : "", + (flags & R128_REQUIRE_QUIESCENCE) ? "quiescence, " : "" ); +} + +static void r128_cce_dispatch_clear( drm_device_t *dev, + drm_r128_clear_t *clear ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + unsigned int flags = clear->flags; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) { + unsigned int tmp = flags; + + flags &= ~(R128_FRONT | R128_BACK); + if ( tmp & R128_FRONT ) flags |= R128_BACK; + if ( tmp & R128_BACK ) flags |= R128_FRONT; + } + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n", + pbox[i].x1, pbox[i].y1, pbox[i].x2, + pbox[i].y2, flags ); + + if ( flags & (R128_FRONT | R128_BACK) ) { + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_DP_WRITE_MASK, 0 ) ); + OUT_RING( clear->color_mask ); + + ADVANCE_RING(); + } + + if ( flags & R128_FRONT ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( dev_priv->front_pitch_offset_c ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + if ( flags & R128_BACK ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS ); + + OUT_RING( dev_priv->back_pitch_offset_c ); + OUT_RING( clear->clear_color ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + if ( flags & R128_DEPTH ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( clear->clear_depth ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + } +} + +static void r128_cce_dispatch_swap( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int nbox = sarea_priv->nbox; + drm_clip_rect_t *pbox = sarea_priv->boxes; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + +#if R128_PERFORMANCE_BOXES + /* Do some trivial performance monitoring... + */ + r128_cce_performance_boxes( dev_priv ); +#endif + + for ( i = 0 ; i < nbox ; i++ ) { + int x = pbox[i].x1; + int y = pbox[i].y1; + int w = pbox[i].x2 - x; + int h = pbox[i].y2 - y; + + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->color_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->back_pitch_offset_c ); + OUT_RING( dev_priv->front_pitch_offset_c ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (x << 16) | y ); + OUT_RING( (w << 16) | h ); + + ADVANCE_RING(); + } + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) ); + OUT_RING( dev_priv->sarea_priv->last_frame ); + + ADVANCE_RING(); +} + +static void r128_cce_dispatch_flip( drm_device_t *dev ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + RING_LOCALS; + DRM_DEBUG( "%s: page=%d\n", __FUNCTION__, dev_priv->current_page ); + +#if R128_PERFORMANCE_BOXES + /* Do some trivial performance monitoring... + */ + r128_cce_performance_boxes( dev_priv ); +#endif + + BEGIN_RING( 4 ); + + R128_WAIT_UNTIL_PAGE_FLIPPED(); + OUT_RING( CCE_PACKET0( R128_CRTC_OFFSET, 0 ) ); + + if ( dev_priv->current_page == 0 ) { + OUT_RING( dev_priv->back_offset ); + dev_priv->current_page = 1; + } else { + OUT_RING( dev_priv->front_offset ); + dev_priv->current_page = 0; + } + + ADVANCE_RING(); + + /* Increment the frame counter. The client-side 3D driver must + * throttle the framerate by waiting for this value before + * performing the swapbuffer ioctl. + */ + dev_priv->sarea_priv->last_frame++; + + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_FRAME_REG, 0 ) ); + OUT_RING( dev_priv->sarea_priv->last_frame ); + + ADVANCE_RING(); +} + +static void r128_cce_dispatch_vertex( drm_device_t *dev, + drm_buf_t *buf ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int format = sarea_priv->vc_format; + int offset = buf->bus_address; + int size = buf->used; + int prim = buf_priv->prim; + int i = 0; + RING_LOCALS; + DRM_DEBUG( "%s: buf=%d nbox=%d\n", + __FUNCTION__, buf->idx, sarea_priv->nbox ); + + if ( 0 ) + r128_print_dirty( "dispatch_vertex", sarea_priv->dirty ); + + if ( buf->used ) { + buf_priv->dispatched = 1; + + if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) { + r128_emit_state( dev_priv ); + } + + do { + /* Emit the next set of up to three cliprects */ + if ( i < sarea_priv->nbox ) { + r128_emit_clip_rects( dev_priv, + &sarea_priv->boxes[i], + sarea_priv->nbox - i ); + } + + /* Emit the vertex buffer rendering commands */ + BEGIN_RING( 5 ); + + OUT_RING( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM, 3 ) ); + OUT_RING( offset ); + OUT_RING( size ); + OUT_RING( format ); + OUT_RING( prim | R128_CCE_VC_CNTL_PRIM_WALK_LIST | + (size << R128_CCE_VC_CNTL_NUM_SHIFT) ); + + ADVANCE_RING(); + + i += 3; + } while ( i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + buf->used = 0; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; + + sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS; + sarea_priv->nbox = 0; +} + +static void r128_cce_dispatch_indirect( drm_device_t *dev, + drm_buf_t *buf, + int start, int end ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + RING_LOCALS; + DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n", + buf->idx, start, end ); + + if ( start != end ) { + int offset = buf->bus_address + start; + int dwords = (end - start + 3) / sizeof(u32); + + /* Indirect buffer data must be an even number of + * dwords, so if we've been given an odd number we must + * pad the data with a Type-2 CCE packet. + */ + if ( dwords & 1 ) { + u32 *data = (u32 *) + ((char *)dev_priv->buffers->handle + + buf->offset + start); + data[dwords++] = cpu_to_le32( R128_CCE_PACKET2 ); + } + + buf_priv->dispatched = 1; + + /* Fire off the indirect buffer */ + BEGIN_RING( 3 ); + + OUT_RING( CCE_PACKET0( R128_PM4_IW_INDOFF, 1 ) ); + OUT_RING( offset ); + OUT_RING( dwords ); + + ADVANCE_RING(); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the indirect buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + buf->used = 0; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; +} + +static void r128_cce_dispatch_indices( drm_device_t *dev, + drm_buf_t *buf, + int start, int end, + int count ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_buf_priv_t *buf_priv = buf->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + int format = sarea_priv->vc_format; + int offset = dev_priv->buffers->offset - dev_priv->cce_buffers_offset; + int prim = buf_priv->prim; + u32 *data; + int dwords; + int i = 0; + RING_LOCALS; + DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count ); + + if ( 0 ) + r128_print_dirty( "dispatch_indices", sarea_priv->dirty ); + + if ( start != end ) { + buf_priv->dispatched = 1; + + if ( sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS ) { + r128_emit_state( dev_priv ); + } + + dwords = (end - start + 3) / sizeof(u32); + + data = (u32 *)((char *)dev_priv->buffers->handle + + buf->offset + start); + + data[0] = cpu_to_le32( CCE_PACKET3( R128_3D_RNDR_GEN_INDX_PRIM, + dwords-2 ) ); + + data[1] = cpu_to_le32( offset ); + data[2] = cpu_to_le32( R128_MAX_VB_VERTS ); + data[3] = cpu_to_le32( format ); + data[4] = cpu_to_le32( (prim | R128_CCE_VC_CNTL_PRIM_WALK_IND | + (count << 16)) ); + + if ( count & 0x1 ) { +#if BYTE_ORDER==LITTLE_ENDIAN + data[dwords-1] &= 0x0000ffff; +#else + data[dwords-1] &= 0xffff0000; +#endif + } + + do { + /* Emit the next set of up to three cliprects */ + if ( i < sarea_priv->nbox ) { + r128_emit_clip_rects( dev_priv, + &sarea_priv->boxes[i], + sarea_priv->nbox - i ); + } + + r128_cce_dispatch_indirect( dev, buf, start, end ); + + i += 3; + } while ( i < sarea_priv->nbox ); + } + + if ( buf_priv->discard ) { + buf_priv->age = dev_priv->sarea_priv->last_dispatch; + + /* Emit the vertex buffer age */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_LAST_DISPATCH_REG, 0 ) ); + OUT_RING( buf_priv->age ); + + ADVANCE_RING(); + + buf->pending = 1; + /* FIXME: Check dispatched field */ + buf_priv->dispatched = 0; + } + + dev_priv->sarea_priv->last_dispatch++; + + sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS; + sarea_priv->nbox = 0; +} + +static int r128_cce_dispatch_blit( drm_device_t *dev, + drm_r128_blit_t *blit, int pid ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + u32 *data; + int dword_shift, dwords; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + /* The compiler won't optimize away a division by a variable, + * even if the only legal values are powers of two. Thus, we'll + * use a shift instead. + */ + switch ( blit->format ) { + case R128_DATATYPE_ARGB8888: + dword_shift = 0; + break; + case R128_DATATYPE_ARGB1555: + case R128_DATATYPE_RGB565: + case R128_DATATYPE_ARGB4444: + dword_shift = 1; + break; + case R128_DATATYPE_CI8: + case R128_DATATYPE_RGB8: + dword_shift = 2; + break; + default: + DRM_ERROR( "invalid blit format %d\n", blit->format ); + DRM_OS_RETURN( EINVAL ); + } + + /* Flush the pixel cache, and mark the contents as Read Invalid. + * This ensures no pixel data gets mixed up with the texture + * data from the host data blit, otherwise part of the texture + * image may be corrupted. + */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) ); + OUT_RING( R128_PC_RI_GUI | R128_PC_FLUSH_GUI ); + + ADVANCE_RING(); + + /* Dispatch the indirect buffer. + */ + buf = dma->buflist[blit->idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != pid ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + pid, buf->pid ); + DRM_OS_RETURN( EINVAL ); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", blit->idx ); + DRM_OS_RETURN( EINVAL ); + } + + buf_priv->discard = 1; + + dwords = (blit->width * blit->height) >> dword_shift; + + data = (u32 *)((char *)dev_priv->buffers->handle + buf->offset); + + data[0] = cpu_to_le32( CCE_PACKET3( R128_CNTL_HOSTDATA_BLT, dwords + 6 ) ); + data[1] = cpu_to_le32( (R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (blit->format << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_HOST_DATA | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_AUX_CLIP_DIS | + R128_GMC_WR_MSK_DIS) ); + + data[2] = cpu_to_le32( (blit->pitch << 21) | (blit->offset >> 5) ); + data[3] = cpu_to_le32( 0xffffffff ); + data[4] = cpu_to_le32( 0xffffffff ); + data[5] = cpu_to_le32( (blit->y << 16) | blit->x ); + data[6] = cpu_to_le32( (blit->height << 16) | blit->width ); + data[7] = cpu_to_le32( dwords ); + + buf->used = (dwords + 8) * sizeof(u32); + + r128_cce_dispatch_indirect( dev, buf, 0, buf->used ); + + /* Flush the pixel cache after the blit completes. This ensures + * the texture data is written out to memory before rendering + * continues. + */ + BEGIN_RING( 2 ); + + OUT_RING( CCE_PACKET0( R128_PC_GUI_CTLSTAT, 0 ) ); + OUT_RING( R128_PC_FLUSH_GUI ); + + ADVANCE_RING(); + + return 0; +} + + +/* ================================================================ + * Tiled depth buffer management + * + * FIXME: These should all set the destination write mask for when we + * have hardware stencil support. + */ + +static int r128_cce_dispatch_write_span( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, x, y; + u32 *buffer; + u8 *mask; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + count = depth->n; + if ( DRM_OS_COPYFROMUSR( &x, depth->x, sizeof(x) ) ) { + DRM_OS_RETURN( EFAULT ); + } + if ( DRM_OS_COPYFROMUSR( &y, depth->y, sizeof(y) ) ) { + DRM_OS_RETURN( EFAULT ); + } + + buffer = DRM_OS_MALLOC( depth->n * sizeof(u32) ); + if ( buffer == NULL ) + DRM_OS_RETURN( ENOMEM ); + if ( DRM_OS_COPYFROMUSR( buffer, depth->buffer, + depth->n * sizeof(u32) ) ) { + DRM_OS_FREE( buffer ); + DRM_OS_RETURN( EFAULT ); + } + + if ( depth->mask ) { + mask = DRM_OS_MALLOC( depth->n * sizeof(u8) ); + if ( mask == NULL ) { + DRM_OS_FREE( buffer ); + DRM_OS_RETURN( ENOMEM ); + } + if ( DRM_OS_COPYFROMUSR( mask, depth->mask, + depth->n * sizeof(u8) ) ) { + DRM_OS_FREE( buffer ); + DRM_OS_FREE( mask ); + DRM_OS_RETURN( EFAULT ); + } + + for ( i = 0 ; i < count ; i++, x++ ) { + if ( mask[i] ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_OS_FREE( mask ); + } else { + for ( i = 0 ; i < count ; i++, x++ ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_OS_FREE( buffer ); + + return 0; +} + +static int r128_cce_dispatch_write_pixels( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, *x, *y; + u32 *buffer; + u8 *mask; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + count = depth->n; + + x = DRM_OS_MALLOC( count * sizeof(*x) ); + if ( x == NULL ) { + DRM_OS_RETURN( ENOMEM ); + } + y = DRM_OS_MALLOC( count * sizeof(*y) ); + if ( y == NULL ) { + DRM_OS_FREE( x ); + DRM_OS_RETURN( ENOMEM ); + } + if ( DRM_OS_COPYFROMUSR( x, depth->x, count * sizeof(int) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_RETURN( EFAULT ); + } + if ( DRM_OS_COPYFROMUSR( y, depth->y, count * sizeof(int) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_RETURN( EFAULT ); + } + + buffer = DRM_OS_MALLOC( depth->n * sizeof(u32) ); + if ( buffer == NULL ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_RETURN( ENOMEM ); + } + if ( DRM_OS_COPYFROMUSR( buffer, depth->buffer, + depth->n * sizeof(u32) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_FREE( buffer ); + DRM_OS_RETURN( EFAULT ); + } + + if ( depth->mask ) { + mask = DRM_OS_MALLOC( depth->n * sizeof(u8) ); + if ( mask == NULL ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_FREE( buffer ); + DRM_OS_RETURN( ENOMEM ); + } + if ( DRM_OS_COPYFROMUSR( mask, depth->mask, + depth->n * sizeof(u8) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_FREE( buffer ); + DRM_OS_FREE( mask ); + DRM_OS_RETURN( EFAULT ); + } + + for ( i = 0 ; i < count ; i++ ) { + if ( mask[i] ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_OS_FREE( mask ); + } else { + for ( i = 0 ; i < count ; i++ ) { + BEGIN_RING( 6 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_PAINT_MULTI, 4 ) ); + OUT_RING( R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_SOLID_COLOR | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_P | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( buffer[i] ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + } + + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_FREE( buffer ); + + return 0; +} + +static int r128_cce_dispatch_read_span( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, x, y; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + count = depth->n; + if ( DRM_OS_COPYFROMUSR( &x, depth->x, sizeof(x) ) ) { + DRM_OS_RETURN( EFAULT ); + } + if ( DRM_OS_COPYFROMUSR( &y, depth->y, sizeof(y) ) ) { + DRM_OS_RETURN( EFAULT ); + } + + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( dev_priv->span_pitch_offset_c ); + + OUT_RING( (x << 16) | y ); + OUT_RING( (0 << 16) | 0 ); + OUT_RING( (count << 16) | 1 ); + + ADVANCE_RING(); + + return 0; +} + +static int r128_cce_dispatch_read_pixels( drm_device_t *dev, + drm_r128_depth_t *depth ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int count, *x, *y; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + count = depth->n; + if ( count > dev_priv->depth_pitch ) { + count = dev_priv->depth_pitch; + } + + x = DRM_OS_MALLOC( count * sizeof(*x) ); + if ( x == NULL ) { + DRM_OS_RETURN( ENOMEM ); + } + y = DRM_OS_MALLOC( count * sizeof(*y) ); + if ( y == NULL ) { + DRM_OS_FREE( x ); + DRM_OS_RETURN( ENOMEM ); + } + if ( DRM_OS_COPYFROMUSR( x, depth->x, count * sizeof(int) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_RETURN( EFAULT ); + } + if ( DRM_OS_COPYFROMUSR( y, depth->y, count * sizeof(int) ) ) { + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + DRM_OS_RETURN( EFAULT ); + } + + for ( i = 0 ; i < count ; i++ ) { + BEGIN_RING( 7 ); + + OUT_RING( CCE_PACKET3( R128_CNTL_BITBLT_MULTI, 5 ) ); + OUT_RING( R128_GMC_SRC_PITCH_OFFSET_CNTL | + R128_GMC_DST_PITCH_OFFSET_CNTL | + R128_GMC_BRUSH_NONE | + (dev_priv->depth_fmt << 8) | + R128_GMC_SRC_DATATYPE_COLOR | + R128_ROP3_S | + R128_DP_SRC_SOURCE_MEMORY | + R128_GMC_CLR_CMP_CNTL_DIS | + R128_GMC_WR_MSK_DIS ); + + OUT_RING( dev_priv->depth_pitch_offset_c ); + OUT_RING( dev_priv->span_pitch_offset_c ); + + OUT_RING( (x[i] << 16) | y[i] ); + OUT_RING( (i << 16) | 0 ); + OUT_RING( (1 << 16) | 1 ); + + ADVANCE_RING(); + } + + DRM_OS_FREE( x ); + DRM_OS_FREE( y ); + + return 0; +} + + +/* ================================================================ + * Polygon stipple + */ + +static void r128_cce_dispatch_stipple( drm_device_t *dev, u32 *stipple ) +{ + drm_r128_private_t *dev_priv = dev->dev_private; + int i; + RING_LOCALS; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + BEGIN_RING( 33 ); + + OUT_RING( CCE_PACKET0( R128_BRUSH_DATA0, 31 ) ); + for ( i = 0 ; i < 32 ; i++ ) { + OUT_RING( stipple[i] ); + } + + ADVANCE_RING(); +} + + +/* ================================================================ + * IOCTL functions + */ + +int r128_cce_clear( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + drm_r128_clear_t clear; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( clear, (drm_r128_clear_t *) data, + sizeof(clear) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS; + + r128_cce_dispatch_clear( dev, &clear ); + + /* Make sure we restore the 3D state next time. + */ + dev_priv->sarea_priv->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_MASKS; + + return 0; +} + +int r128_cce_swap( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv; + DRM_DEBUG( "%s\n", __FUNCTION__ ); + + LOCK_TEST_WITH_RETURN( dev ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + if ( sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS ) + sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS; + + if ( !dev_priv->page_flipping ) { + r128_cce_dispatch_swap( dev ); + dev_priv->sarea_priv->dirty |= (R128_UPLOAD_CONTEXT | + R128_UPLOAD_MASKS); + } else { + r128_cce_dispatch_flip( dev ); + } + + return 0; +} + +int r128_cce_vertex( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_vertex_t vertex; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + DRM_OS_RETURN( EINVAL ); + } + + DRM_OS_KRNFROMUSR( vertex, (drm_r128_vertex_t *) data, + sizeof(vertex) ); + + DRM_DEBUG( "%s: pid=%d index=%d count=%d discard=%d\n", + __FUNCTION__, DRM_OS_CURRENTPID, + vertex.idx, vertex.count, vertex.discard ); + + if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + vertex.idx, dma->buf_count - 1 ); + DRM_OS_RETURN( EINVAL ); + } + if ( vertex.prim < 0 || + vertex.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) { + DRM_ERROR( "buffer prim %d\n", vertex.prim ); + DRM_OS_RETURN( EINVAL ); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[vertex.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_OS_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_OS_CURRENTPID, buf->pid ); + DRM_OS_RETURN( EINVAL ); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", vertex.idx ); + DRM_OS_RETURN( EINVAL ); + } + + buf->used = vertex.count; + buf_priv->prim = vertex.prim; + buf_priv->discard = vertex.discard; + + r128_cce_dispatch_vertex( dev, buf ); + + return 0; +} + +int r128_cce_indices( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_indices_t elts; + int count; + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + DRM_OS_RETURN( EINVAL ); + } + + DRM_OS_KRNFROMUSR( elts, (drm_r128_indices_t *) data, + sizeof(elts) ); + + DRM_DEBUG( "%s: pid=%d buf=%d s=%d e=%d d=%d\n", + __FUNCTION__, DRM_OS_CURRENTPID, + elts.idx, elts.start, elts.end, elts.discard ); + + if ( elts.idx < 0 || elts.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + elts.idx, dma->buf_count - 1 ); + DRM_OS_RETURN( EINVAL ); + } + if ( elts.prim < 0 || + elts.prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2 ) { + DRM_ERROR( "buffer prim %d\n", elts.prim ); + DRM_OS_RETURN( EINVAL ); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf = dma->buflist[elts.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_OS_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_OS_CURRENTPID, buf->pid ); + DRM_OS_RETURN( EINVAL ); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", elts.idx ); + DRM_OS_RETURN( EINVAL ); + } + + count = (elts.end - elts.start) / sizeof(u16); + elts.start -= R128_INDEX_PRIM_OFFSET; + + if ( elts.start & 0x7 ) { + DRM_ERROR( "misaligned buffer 0x%x\n", elts.start ); + DRM_OS_RETURN( EINVAL ); + } + if ( elts.start < buf->used ) { + DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used ); + DRM_OS_RETURN( EINVAL ); + } + + buf->used = elts.end; + buf_priv->prim = elts.prim; + buf_priv->discard = elts.discard; + + r128_cce_dispatch_indices( dev, buf, elts.start, elts.end, count ); + + return 0; +} + +int r128_cce_blit( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_device_dma_t *dma = dev->dma; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_blit_t blit; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( blit, (drm_r128_blit_t *) data, + sizeof(blit) ); + + DRM_DEBUG( "%s: pid=%d index=%d\n", + __FUNCTION__, DRM_OS_CURRENTPID, blit.idx ); + + if ( blit.idx < 0 || blit.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + blit.idx, dma->buf_count - 1 ); + DRM_OS_RETURN( EINVAL ); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + return r128_cce_dispatch_blit( dev, &blit, DRM_OS_CURRENTPID ); +} + +int r128_cce_depth( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_depth_t depth; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( depth, (drm_r128_depth_t *) data, + sizeof(depth) ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + switch ( depth.func ) { + case R128_WRITE_SPAN: + return r128_cce_dispatch_write_span( dev, &depth ); + case R128_WRITE_PIXELS: + return r128_cce_dispatch_write_pixels( dev, &depth ); + case R128_READ_SPAN: + return r128_cce_dispatch_read_span( dev, &depth ); + case R128_READ_PIXELS: + return r128_cce_dispatch_read_pixels( dev, &depth ); + } + + DRM_OS_RETURN( EINVAL ); +} + +int r128_cce_stipple( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_r128_stipple_t stipple; + u32 mask[32]; + + LOCK_TEST_WITH_RETURN( dev ); + + DRM_OS_KRNFROMUSR( stipple, (drm_r128_stipple_t *) data, + sizeof(stipple) ); + + if ( DRM_OS_COPYFROMUSR( &mask, stipple.mask, + 32 * sizeof(u32) ) ) + DRM_OS_RETURN( EFAULT ); + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + + r128_cce_dispatch_stipple( dev, mask ); + + return 0; +} + +int r128_cce_indirect( DRM_OS_IOCTL ) +{ + DRM_OS_DEVICE; + drm_r128_private_t *dev_priv = dev->dev_private; + drm_device_dma_t *dma = dev->dma; + drm_buf_t *buf; + drm_r128_buf_priv_t *buf_priv; + drm_r128_indirect_t indirect; +#if 0 + RING_LOCALS; +#endif + + LOCK_TEST_WITH_RETURN( dev ); + + if ( !dev_priv ) { + DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ ); + DRM_OS_RETURN(EINVAL); + } + + DRM_OS_KRNFROMUSR( indirect, (drm_r128_indirect_t *) data, + sizeof(indirect) ); + + DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n", + indirect.idx, indirect.start, + indirect.end, indirect.discard ); + + if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) { + DRM_ERROR( "buffer index %d (of %d max)\n", + indirect.idx, dma->buf_count - 1 ); + DRM_OS_RETURN(EINVAL); + } + + buf = dma->buflist[indirect.idx]; + buf_priv = buf->dev_private; + + if ( buf->pid != DRM_OS_CURRENTPID ) { + DRM_ERROR( "process %d using buffer owned by %d\n", + DRM_OS_CURRENTPID, buf->pid ); + DRM_OS_RETURN(EINVAL); + } + if ( buf->pending ) { + DRM_ERROR( "sending pending buffer %d\n", indirect.idx ); + DRM_OS_RETURN(EINVAL); + } + + if ( indirect.start < buf->used ) { + DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n", + indirect.start, buf->used ); + DRM_OS_RETURN(EINVAL); + } + + RING_SPACE_TEST_WITH_RETURN( dev_priv ); + VB_AGE_TEST_WITH_RETURN( dev_priv ); + + buf->used = indirect.end; + buf_priv->discard = indirect.discard; + +#if 0 + /* Wait for the 3D stream to idle before the indirect buffer + * containing 2D acceleration commands is processed. + */ + BEGIN_RING( 2 ); + RADEON_WAIT_UNTIL_3D_IDLE(); + ADVANCE_RING(); +#endif + + /* Dispatch the indirect buffer full of commands from the + * X server. This is insecure and is thus only available to + * privileged clients. + */ + r128_cce_dispatch_indirect( dev, buf, indirect.start, indirect.end ); + + return 0; +} |