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path: root/linux-core/ffb_context.c
AgeCommit message (Collapse)Author
2005-08-05Rename the driver hooks in the DRM to something a little moreEric Anholt
understandable: preinit -> load postinit -> (removed) presetup -> firstopen postsetup -> (removed) open_helper -> open prerelease -> preclose free_filp_priv -> postclose pretakedown -> lastclose postcleanup -> unload release -> reclaim_buffers_locked version -> (removed) postinit and version were replaced with generic code in the Linux DRM (drivers now set their version numbers and description in the driver structure, like on BSD). postsetup wasn't used at all. Fixes the savage hooks for initializing and tearing down mappings at the right times. Testing involved at least starting X, running glxgears, killing glxgears, exiting X, and repeating. Tested on: FreeBSD (g200, g400, r200, r128) Linux (r200, savage4)
2004-09-30Remove DRM() macros from core ffb driver. DaveA says he'll make it compileJon Smirl
someday.
2004-09-30Lindent of core build. Drivers checked for no binary diffs. A few filesJon Smirl
weren't Lindent's because their comments didn't convert very well. A bunch of other minor clean up with no code implact included.
2004-09-27First check in for DRM that splits core from personality modulesJon Smirl
2004-09-05merge back bunch of whitespace and misc changes from kernelDave Airlie
2004-08-24Merged drmfntbl-0-0-2Dave Airlie
2004-08-17Merged drmfntbl-0-0-1Dave Airlie
2004-04-22add sparc ffb files from kernel just to keep things in syncDave Airlie
href='#n140'>140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198
/* 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 <gareth@valinux.com>
 */

#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;
}