/* 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 "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 const unsigned int mga_warp_g400_microcode_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)); static const unsigned int mga_warp_g200_microcode_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)); unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv) { switch (dev_priv->chipset) { case MGA_CARD_TYPE_G400: case MGA_CARD_TYPE_G550: return PAGE_ALIGN(mga_warp_g400_microcode_size); case MGA_CARD_TYPE_G200: return PAGE_ALIGN(mga_warp_g200_microcode_size); default: DRM_ERROR("Unknown chipset value: 0x%x\n", dev_priv->chipset); return 0; } } 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; 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; 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) { const unsigned int size = mga_warp_microcode_size(dev_priv); DRM_DEBUG("MGA ucode size = %d bytes\n", size); if (size > dev_priv->warp->size) { DRM_ERROR("microcode too large! (%u > %lu)\n", size, dev_priv->warp->size); return ENOMEM; } switch (dev_priv->chipset) { case MGA_CARD_TYPE_G400: case MGA_CARD_TYPE_G550: 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: case MGA_CARD_TYPE_G550: 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; }