/* mga_warp.c -- Matrox G200/G400 WARP engine management -*- linux-c -*- * Created: Thu Jan 11 21:29:32 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 */ #include "mga.h" #include "drmP.h" #include "drm.h" #include "mga_drm.h" #include "mga_drv.h" #include "mga_ucode.h" #define MGA_WARP_CODE_ALIGN 256 /* in bytes */ #define WARP_UCODE_SIZE( which ) \ ((sizeof(which) / MGA_WARP_CODE_ALIGN + 1) * MGA_WARP_CODE_ALIGN) #define WARP_UCODE_INSTALL( which, where ) \ do { \ DRM_DEBUG( " pcbase = 0x%08lx vcbase = %p\n", pcbase, vcbase );\ dev_priv->warp_pipe_phys[where] = pcbase; \ memcpy( vcbase, which, sizeof(which) ); \ pcbase += WARP_UCODE_SIZE( which ); \ vcbase += WARP_UCODE_SIZE( which ); \ } while (0) static unsigned int mga_warp_g400_microcode_size( drm_mga_private_t *dev_priv ) { unsigned int size; size = ( WARP_UCODE_SIZE( warp_g400_tgz ) + WARP_UCODE_SIZE( warp_g400_tgza ) + WARP_UCODE_SIZE( warp_g400_tgzaf ) + WARP_UCODE_SIZE( warp_g400_tgzf ) + WARP_UCODE_SIZE( warp_g400_tgzs ) + WARP_UCODE_SIZE( warp_g400_tgzsa ) + WARP_UCODE_SIZE( warp_g400_tgzsaf ) + WARP_UCODE_SIZE( warp_g400_tgzsf ) + WARP_UCODE_SIZE( warp_g400_t2gz ) + WARP_UCODE_SIZE( warp_g400_t2gza ) + WARP_UCODE_SIZE( warp_g400_t2gzaf ) + WARP_UCODE_SIZE( warp_g400_t2gzf ) + WARP_UCODE_SIZE( warp_g400_t2gzs ) + WARP_UCODE_SIZE( warp_g400_t2gzsa ) + WARP_UCODE_SIZE( warp_g400_t2gzsaf ) + WARP_UCODE_SIZE( warp_g400_t2gzsf ) ); size = PAGE_ALIGN( size ); DRM_DEBUG( "G400 ucode size = %d bytes\n", size ); return size; } static unsigned int mga_warp_g200_microcode_size( drm_mga_private_t *dev_priv ) { unsigned int size; size = ( WARP_UCODE_SIZE( warp_g200_tgz ) + WARP_UCODE_SIZE( warp_g200_tgza ) + WARP_UCODE_SIZE( warp_g200_tgzaf ) + WARP_UCODE_SIZE( warp_g200_tgzf ) + WARP_UCODE_SIZE( warp_g200_tgzs ) + WARP_UCODE_SIZE( warp_g200_tgzsa ) + WARP_UCODE_SIZE( warp_g200_tgzsaf ) + WARP_UCODE_SIZE( warp_g200_tgzsf ) ); size = PAGE_ALIGN( size ); DRM_DEBUG( "G200 ucode size = %d bytes\n", size ); return size; } static int mga_warp_install_g400_microcode( drm_mga_private_t *dev_priv ) { unsigned char *vcbase = dev_priv->warp->handle; unsigned long pcbase = dev_priv->warp->offset; unsigned int size; size = mga_warp_g400_microcode_size( dev_priv ); if ( size > dev_priv->warp->size ) { DRM_ERROR( "microcode too large! (%u > %lu)\n", size, dev_priv->warp->size ); return -ENOMEM; } memset( dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys) ); WARP_UCODE_INSTALL( warp_g400_tgz, MGA_WARP_TGZ ); WARP_UCODE_INSTALL( warp_g400_tgzf, MGA_WARP_TGZF ); WARP_UCODE_INSTALL( warp_g400_tgza, MGA_WARP_TGZA ); WARP_UCODE_INSTALL( warp_g400_tgzaf, MGA_WARP_TGZAF ); WARP_UCODE_INSTALL( warp_g400_tgzs, MGA_WARP_TGZS ); WARP_UCODE_INSTALL( warp_g400_tgzsf, MGA_WARP_TGZSF ); WARP_UCODE_INSTALL( warp_g400_tgzsa, MGA_WARP_TGZSA ); WARP_UCODE_INSTALL( warp_g400_tgzsaf, MGA_WARP_TGZSAF ); WARP_UCODE_INSTALL( warp_g400_t2gz, MGA_WARP_T2GZ ); WARP_UCODE_INSTALL( warp_g400_t2gzf, MGA_WARP_T2GZF ); WARP_UCODE_INSTALL( warp_g400_t2gza, MGA_WARP_T2GZA ); WARP_UCODE_INSTALL( warp_g400_t2gzaf, MGA_WARP_T2GZAF ); WARP_UCODE_INSTALL( warp_g400_t2gzs, MGA_WARP_T2GZS ); WARP_UCODE_INSTALL( warp_g400_t2gzsf, MGA_WARP_T2GZSF ); WARP_UCODE_INSTALL( warp_g400_t2gzsa, MGA_WARP_T2GZSA ); WARP_UCODE_INSTALL( warp_g400_t2gzsaf, MGA_WARP_T2GZSAF ); return 0; } static int mga_warp_install_g200_microcode( drm_mga_private_t *dev_priv ) { unsigned char *vcbase = dev_priv->warp->handle; unsigned long pcbase = dev_priv->warp->offset; unsigned int size; size = mga_warp_g200_microcode_size( dev_priv ); if ( size > dev_priv->warp->size ) { DRM_ERROR( "microcode too large! (%u > %lu)\n", size, dev_priv->warp->size ); return -ENOMEM; } memset( dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys) ); WARP_UCODE_INSTALL( warp_g200_tgz, MGA_WARP_TGZ ); WARP_UCODE_INSTALL( warp_g200_tgzf, MGA_WARP_TGZF ); WARP_UCODE_INSTALL( warp_g200_tgza, MGA_WARP_TGZA ); WARP_UCODE_INSTALL( warp_g200_tgzaf, MGA_WARP_TGZAF ); WARP_UCODE_INSTALL( warp_g200_tgzs, MGA_WARP_TGZS ); WARP_UCODE_INSTALL( warp_g200_tgzsf, MGA_WARP_TGZSF ); WARP_UCODE_INSTALL( warp_g200_tgzsa, MGA_WARP_TGZSA ); WARP_UCODE_INSTALL( warp_g200_tgzsaf, MGA_WARP_TGZSAF ); return 0; } int mga_warp_install_microcode( drm_mga_private_t *dev_priv ) { switch ( dev_priv->chipset ) { case MGA_CARD_TYPE_G400: return mga_warp_install_g400_microcode( dev_priv ); case MGA_CARD_TYPE_G200: return mga_warp_install_g200_microcode( dev_priv ); default: return -EINVAL; } } #define WMISC_EXPECTED (MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE) int mga_warp_init( drm_mga_private_t *dev_priv ) { u32 wmisc; /* FIXME: Get rid of these damned magic numbers... */ switch ( dev_priv->chipset ) { case MGA_CARD_TYPE_G400: MGA_WRITE( MGA_WIADDR2, MGA_WMODE_SUSPEND ); MGA_WRITE( MGA_WGETMSB, 0x00000E00 ); MGA_WRITE( MGA_WVRTXSZ, 0x00001807 ); MGA_WRITE( MGA_WACCEPTSEQ, 0x18000000 ); break; case MGA_CARD_TYPE_G200: MGA_WRITE( MGA_WIADDR, MGA_WMODE_SUSPEND ); MGA_WRITE( MGA_WGETMSB, 0x1606 ); MGA_WRITE( MGA_WVRTXSZ, 7 ); break; default: return -EINVAL; } MGA_WRITE( MGA_WMISC, (MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE | MGA_WCACHEFLUSH_ENABLE) ); wmisc = MGA_READ( MGA_WMISC ); if ( wmisc != WMISC_EXPECTED ) { DRM_ERROR( "WARP engine config failed! 0x%x != 0x%x\n", wmisc, WMISC_EXPECTED ); return -EINVAL; } return 0; }