2b91dabfe5
currently only implements an ISA standard VGA adapter with the selected Voodoo model as it's extension. The methods of the "Voodoo VGA" device only call the required methods of the Voodoo or VGA core. TODO: Start implementing the Voodoo Banshee chipset based on this code.
917 lines
32 KiB
C++
917 lines
32 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2012-2017 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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/////////////////////////////////////////////////////////////////////////
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/*
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* Portion of this software comes with the following license
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*/
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/***************************************************************************
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Copyright Aaron Giles
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name 'MAME' nor the names of its contributors may be
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used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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***************************************************************************/
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// 3dfx Voodoo Graphics (SST-1/2) emulation (based on a patch for DOSBox)
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// Define BX_PLUGGABLE in files that can be compiled into plugins. For
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// platforms that require a special tag on exported symbols, BX_PLUGGABLE
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// is used to know when we are exporting symbols and when we are importing.
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#define BX_PLUGGABLE
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#include "iodev.h"
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#if BX_SUPPORT_PCI && BX_SUPPORT_VOODOO
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#include "pci.h"
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#include "vgacore.h"
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#include "voodoo.h"
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#include "virt_timer.h"
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#include "bxthread.h"
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#define LOG_THIS theVoodooDevice->
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bx_voodoo_c* theVoodooDevice = NULL;
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bx_voodoo_vga_c* theVoodooVga = NULL;
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#include "voodoo_types.h"
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#include "voodoo_data.h"
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#include "voodoo_main.h"
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voodoo_state *v;
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#include "voodoo_func.h"
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// builtin configuration handling functions
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void voodoo_init_options(void)
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{
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static const char *voodoo_model_list[] = {
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"voodoo1",
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"voodoo2",
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NULL
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};
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bx_param_c *display = SIM->get_param("display");
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bx_list_c *menu = new bx_list_c(display, "voodoo", "Voodoo Graphics");
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menu->set_options(menu->SHOW_PARENT);
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bx_param_bool_c *enabled = new bx_param_bool_c(menu,
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"enabled",
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"Enable Voodoo Graphics emulation",
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"Enables the 3dfx Voodoo Graphics emulation",
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1);
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new bx_param_enum_c(menu,
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"model",
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"Voodoo model",
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"Selects the Voodoo model to emulate.",
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voodoo_model_list,
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VOODOO_1, VOODOO_1);
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enabled->set_dependent_list(menu->clone());
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}
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Bit32s voodoo_options_parser(const char *context, int num_params, char *params[])
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{
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if (!strcmp(params[0], "voodoo")) {
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bx_list_c *base = (bx_list_c*) SIM->get_param(BXPN_VOODOO);
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for (int i = 1; i < num_params; i++) {
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if (SIM->parse_param_from_list(context, params[i], base) < 0) {
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BX_ERROR(("%s: unknown parameter for voodoo ignored.", context));
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}
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}
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} else {
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BX_PANIC(("%s: unknown directive '%s'", context, params[0]));
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}
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return 0;
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}
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Bit32s voodoo_options_save(FILE *fp)
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{
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return SIM->write_param_list(fp, (bx_list_c*) SIM->get_param(BXPN_VOODOO), NULL, 0);
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}
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// device plugin entry points
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int CDECL libvoodoo_LTX_plugin_init(plugin_t *plugin, plugintype_t type)
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{
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theVoodooDevice = new bx_voodoo_c();
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if (type == PLUGTYPE_VGA) {
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theVoodooVga = new bx_voodoo_vga_c();
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bx_devices.pluginVgaDevice = theVoodooVga;
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BX_REGISTER_DEVICE_DEVMODEL(plugin, type, theVoodooVga, BX_PLUGIN_VOODOO);
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} else {
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BX_REGISTER_DEVICE_DEVMODEL(plugin, type, theVoodooDevice, BX_PLUGIN_VOODOO);
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}
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// add new configuration parameter for the config interface
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voodoo_init_options();
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// register add-on option for bochsrc and command line
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SIM->register_addon_option("voodoo", voodoo_options_parser, voodoo_options_save);
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return 0; // Success
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}
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void CDECL libvoodoo_LTX_plugin_fini(void)
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{
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SIM->unregister_addon_option("voodoo");
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bx_list_c *menu = (bx_list_c*)SIM->get_param("display");
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menu->remove("voodoo");
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if (theVoodooVga != NULL) {
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delete theVoodooVga;
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}
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delete theVoodooDevice;
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}
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// FIFO thread
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BX_THREAD_FUNC(fifo_thread, indata)
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{
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Bit32u type, offset = 0, data = 0, regnum;
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fifo_state *fifo;
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UNUSED(indata);
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while (1) {
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if (bx_wait_for_event(&fifo_wakeup)) {
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BX_LOCK(fifo_mutex);
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while (1) {
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if (!fifo_empty(&v->fbi.fifo)) {
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fifo = &v->fbi.fifo;
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} else if (!fifo_empty(&v->pci.fifo)) {
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fifo = &v->pci.fifo;
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} else {
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break;
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}
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type = fifo_remove(fifo, &offset, &data);
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BX_UNLOCK(fifo_mutex);
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switch (type) {
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case FIFO_WR_REG:
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if ((offset & 0x800c0) == 0x80000 && v->alt_regmap)
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regnum = register_alias_map[offset & 0x3f];
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else
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regnum = offset & 0xff;
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register_w(offset, data, 0);
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if ((regnum == triangleCMD) || (regnum == ftriangleCMD) || (regnum == nopCMD) ||
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(regnum == fastfillCMD) || (regnum == swapbufferCMD)) {
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BX_LOCK(fifo_mutex);
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v->pci.op_pending--;
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BX_UNLOCK(fifo_mutex);
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}
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break;
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case FIFO_WR_TEX:
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texture_w(offset, data);
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break;
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case FIFO_WR_FBI_32:
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lfb_w(offset, data, 0xffffffff);
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break;
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case FIFO_WR_FBI_16L:
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lfb_w(offset, data, 0x0000ffff);
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break;
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case FIFO_WR_FBI_16H:
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lfb_w(offset, data, 0xffff0000);
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break;
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}
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BX_LOCK(fifo_mutex);
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}
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v->pci.op_pending = 0;
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BX_UNLOCK(fifo_mutex);
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if (v->fbi.cmdfifo[0].enabled) {
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BX_LOCK(cmdfifo_mutex);
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while (v->fbi.cmdfifo[0].cmd_ready) {
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cmdfifo_process();
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}
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BX_UNLOCK(cmdfifo_mutex);
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}
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}
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}
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BX_THREAD_EXIT;
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}
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// the device object
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bx_voodoo_c::bx_voodoo_c()
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{
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put("VOODOO");
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s.mode_change_timer_id = BX_NULL_TIMER_HANDLE;
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s.vertical_timer_id = BX_NULL_TIMER_HANDLE;
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v = NULL;
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}
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bx_voodoo_c::~bx_voodoo_c()
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{
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BX_THREAD_KILL(fifo_thread_var);
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BX_FINI_MUTEX(fifo_mutex);
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if (BX_VOODOO_THIS s.model == VOODOO_2) {
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BX_FINI_MUTEX(cmdfifo_mutex);
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}
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bx_destroy_event(&fifo_wakeup);
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bx_destroy_event(&fifo_not_full);
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if (v != NULL) {
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free(v->fbi.ram);
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free(v->tmu[0].ram);
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free(v->tmu[1].ram);
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delete v;
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}
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BX_DEBUG(("Exit"));
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}
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void bx_voodoo_c::init(void)
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{
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// Read in values from config interface
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bx_list_c *base = (bx_list_c*) SIM->get_param(BXPN_VOODOO);
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// Check if the device is disabled or not configured
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if (!SIM->get_param_bool("enabled", base)->get()) {
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BX_INFO(("Voodoo disabled"));
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// mark unused plugin for removal
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((bx_param_bool_c*)((bx_list_c*)SIM->get_param(BXPN_PLUGIN_CTRL))->get_by_name("voodoo"))->set(0);
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return;
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}
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BX_VOODOO_THIS s.devfunc = 0x00;
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DEV_register_pci_handlers(this, &BX_VOODOO_THIS s.devfunc, BX_PLUGIN_VOODOO,
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"Experimental 3dfx Voodoo Graphics (SST-1/2)");
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if (BX_VOODOO_THIS s.mode_change_timer_id == BX_NULL_TIMER_HANDLE) {
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BX_VOODOO_THIS s.mode_change_timer_id = bx_virt_timer.register_timer(this, mode_change_timer_handler,
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1000, 0, 0, 0, "voodoo_mode_change");
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}
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if (BX_VOODOO_THIS s.vertical_timer_id == BX_NULL_TIMER_HANDLE) {
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BX_VOODOO_THIS s.vertical_timer_id = bx_virt_timer.register_timer(this, vertical_timer_handler,
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50000, 1, 0, 0, "vertical_timer");
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}
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BX_VOODOO_THIS s.vdraw.clock_enabled = 1;
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BX_VOODOO_THIS s.vdraw.output_on = 0;
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BX_VOODOO_THIS s.vdraw.override_on = 0;
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BX_VOODOO_THIS s.vdraw.screen_update_pending = 0;
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BX_VOODOO_THIS s.vdraw.gui_update_pending = 0;
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v = new voodoo_state;
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memset(v, 0, sizeof(voodoo_state));
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BX_VOODOO_THIS s.model = (Bit8u)SIM->get_param_enum("model", base)->get();
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if (BX_VOODOO_THIS s.model == VOODOO_1) {
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init_pci_conf(0x121a, 0x0001, 0x02, 0x000000, 0x00);
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} else if (BX_VOODOO_THIS s.model == VOODOO_2) {
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init_pci_conf(0x121a, 0x0002, 0x02, 0x038000, 0x00);
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BX_VOODOO_THIS pci_conf[0x10] = 0x08;
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} else {
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BX_PANIC(("Voodoo model '%s' not supported yet",
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SIM->get_param_enum("model", base)->get_selected()));
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}
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BX_VOODOO_THIS pci_conf[0x3d] = BX_PCI_INTA;
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BX_VOODOO_THIS pci_base_address[0] = 0;
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BX_INIT_MUTEX(fifo_mutex);
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if (BX_VOODOO_THIS s.model == VOODOO_2) {
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v->fbi.cmdfifo[0].depth_needed = BX_MAX_BIT32U;
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BX_INIT_MUTEX(cmdfifo_mutex);
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}
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voodoo_init(BX_VOODOO_THIS s.model);
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bx_create_event(&fifo_wakeup);
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bx_create_event(&fifo_not_full);
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bx_set_event(&fifo_not_full);
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BX_THREAD_CREATE(fifo_thread, this, fifo_thread_var);
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BX_INFO(("3dfx Voodoo Graphics adapter (model=%s) initialized",
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SIM->get_param_enum("model", base)->get_selected()));
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}
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void bx_voodoo_c::reset(unsigned type)
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{
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unsigned i;
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static const struct reset_vals_t {
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unsigned addr;
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unsigned char val;
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} reset_vals[] = {
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{ 0x04, 0x00 }, { 0x05, 0x00 }, // command io / memory
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{ 0x06, 0x00 }, { 0x07, 0x00 }, // status
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// address space 0x10 - 0x13
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{ 0x11, 0x00 },
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{ 0x12, 0x00 }, { 0x13, 0x00 },
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{ 0x3c, 0x00 }, // IRQ
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// initEnable
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{ 0x40, 0x00 }, { 0x41, 0x00 },
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{ 0x42, 0x00 }, { 0x43, 0x00 },
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// busSnoop0
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{ 0x44, 0x00 }, { 0x45, 0x00 },
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{ 0x46, 0x00 }, { 0x47, 0x00 },
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// busSnoop1
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{ 0x48, 0x00 }, { 0x49, 0x00 },
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{ 0x4a, 0x00 }, { 0x4b, 0x00 },
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};
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for (i = 0; i < sizeof(reset_vals) / sizeof(*reset_vals); ++i) {
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BX_VOODOO_THIS pci_conf[reset_vals[i].addr] = reset_vals[i].val;
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}
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if (BX_VOODOO_THIS s.model == VOODOO_2) {
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BX_VOODOO_THIS pci_conf[0x41] = 0x50;
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v->pci.init_enable = 0x5000;
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} else {
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v->pci.init_enable = 0x0000;
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}
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if ((!BX_VOODOO_THIS s.vdraw.clock_enabled || !BX_VOODOO_THIS s.vdraw.output_on) && BX_VOODOO_THIS s.vdraw.override_on) {
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mode_change_timer_handler(NULL);
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}
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// Deassert IRQ
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set_irq_level(0);
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}
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void bx_voodoo_c::register_state(void)
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{
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char name[8];
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int i, j, k;
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bx_list_c *list = new bx_list_c(SIM->get_bochs_root(), "voodoo", "Voodoo State");
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bx_list_c *vstate = new bx_list_c(list, "vstate", "Voodoo Device State");
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new bx_shadow_data_c(vstate, "reg", (Bit8u*)v->reg, sizeof(v->reg));
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new bx_shadow_num_c(vstate, "alt_regmap", &v->alt_regmap);
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new bx_shadow_num_c(vstate, "pci_init_enable", &v->pci.init_enable, BASE_HEX);
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bx_list_c *dac = new bx_list_c(vstate, "dac", "DAC");
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for (i = 0; i < 8; i++) {
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sprintf(name, "reg%d", i);
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new bx_shadow_num_c(dac, name, &v->dac.reg[i], BASE_HEX);
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}
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new bx_shadow_num_c(dac, "read_result", &v->dac.read_result, BASE_HEX);
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new bx_shadow_num_c(dac, "clk0_freq", &v->dac.clk0_freq);
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bx_list_c *fbi = new bx_list_c(vstate, "fbi", "framebuffer");
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new bx_shadow_data_c(fbi, "ram", v->fbi.ram, (4 << 20));
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new bx_shadow_num_c(fbi, "rgboffs0", &v->fbi.rgboffs[0], BASE_HEX);
|
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new bx_shadow_num_c(fbi, "rgboffs1", &v->fbi.rgboffs[1], BASE_HEX);
|
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new bx_shadow_num_c(fbi, "rgboffs2", &v->fbi.rgboffs[2], BASE_HEX);
|
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new bx_shadow_num_c(fbi, "auxoffs", &v->fbi.auxoffs, BASE_HEX);
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new bx_shadow_num_c(fbi, "frontbuf", &v->fbi.frontbuf);
|
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new bx_shadow_num_c(fbi, "backbuf", &v->fbi.backbuf);
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new bx_shadow_num_c(fbi, "swaps_pending", &v->fbi.swaps_pending);
|
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new bx_shadow_num_c(fbi, "yorigin", &v->fbi.yorigin);
|
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new bx_shadow_num_c(fbi, "width", &v->fbi.width);
|
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new bx_shadow_num_c(fbi, "height", &v->fbi.height);
|
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new bx_shadow_num_c(fbi, "rowpixels", &v->fbi.rowpixels);
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new bx_shadow_num_c(fbi, "vblank", &v->fbi.vblank);
|
|
new bx_shadow_num_c(fbi, "vblank_count", &v->fbi.vblank_count);
|
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new bx_shadow_bool_c(fbi, "vblank_swap_pending", &v->fbi.vblank_swap_pending);
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new bx_shadow_num_c(fbi, "vblank_swap", &v->fbi.vblank_swap);
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new bx_shadow_num_c(fbi, "vblank_dont_swap", &v->fbi.vblank_dont_swap);
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new bx_shadow_bool_c(fbi, "cheating_allowed", &v->fbi.cheating_allowed);
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new bx_shadow_num_c(fbi, "sign", &v->fbi.sign);
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new bx_shadow_num_c(fbi, "ax", &v->fbi.ax);
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new bx_shadow_num_c(fbi, "ay", &v->fbi.ay);
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new bx_shadow_num_c(fbi, "bx", &v->fbi.bx);
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new bx_shadow_num_c(fbi, "by", &v->fbi.by);
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new bx_shadow_num_c(fbi, "cx", &v->fbi.cx);
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new bx_shadow_num_c(fbi, "cy", &v->fbi.cy);
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new bx_shadow_num_c(fbi, "startr", &v->fbi.startr);
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new bx_shadow_num_c(fbi, "startg", &v->fbi.startg);
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new bx_shadow_num_c(fbi, "startb", &v->fbi.startb);
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new bx_shadow_num_c(fbi, "starta", &v->fbi.starta);
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new bx_shadow_num_c(fbi, "startz", &v->fbi.startz);
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new bx_shadow_num_c(fbi, "startw", &v->fbi.startw);
|
|
new bx_shadow_num_c(fbi, "drdx", &v->fbi.drdx);
|
|
new bx_shadow_num_c(fbi, "dgdx", &v->fbi.dgdx);
|
|
new bx_shadow_num_c(fbi, "dbdx", &v->fbi.dbdx);
|
|
new bx_shadow_num_c(fbi, "dadx", &v->fbi.dadx);
|
|
new bx_shadow_num_c(fbi, "dzdx", &v->fbi.dzdx);
|
|
new bx_shadow_num_c(fbi, "dwdx", &v->fbi.dwdx);
|
|
new bx_shadow_num_c(fbi, "drdy", &v->fbi.drdy);
|
|
new bx_shadow_num_c(fbi, "dgdy", &v->fbi.dgdy);
|
|
new bx_shadow_num_c(fbi, "dbdy", &v->fbi.dbdy);
|
|
new bx_shadow_num_c(fbi, "dady", &v->fbi.dady);
|
|
new bx_shadow_num_c(fbi, "dzdy", &v->fbi.dzdy);
|
|
new bx_shadow_num_c(fbi, "dwdy", &v->fbi.dwdy);
|
|
new bx_shadow_num_c(fbi, "sverts", &v->fbi.sverts);
|
|
bx_list_c *svert = new bx_list_c(fbi, "svert", "");
|
|
for (i = 0; i < 3; i++) {
|
|
sprintf(name, "%d", i);
|
|
bx_list_c *num = new bx_list_c(svert, name, "");
|
|
new bx_shadow_num_c(num, "x", &v->fbi.svert[i].x);
|
|
new bx_shadow_num_c(num, "y", &v->fbi.svert[i].y);
|
|
new bx_shadow_num_c(num, "a", &v->fbi.svert[i].a);
|
|
new bx_shadow_num_c(num, "r", &v->fbi.svert[i].r);
|
|
new bx_shadow_num_c(num, "g", &v->fbi.svert[i].g);
|
|
new bx_shadow_num_c(num, "b", &v->fbi.svert[i].b);
|
|
new bx_shadow_num_c(num, "z", &v->fbi.svert[i].z);
|
|
new bx_shadow_num_c(num, "wb", &v->fbi.svert[i].wb);
|
|
new bx_shadow_num_c(num, "w0", &v->fbi.svert[i].w0);
|
|
new bx_shadow_num_c(num, "s0", &v->fbi.svert[i].s0);
|
|
new bx_shadow_num_c(num, "t0", &v->fbi.svert[i].t0);
|
|
new bx_shadow_num_c(num, "w1", &v->fbi.svert[i].w1);
|
|
new bx_shadow_num_c(num, "s1", &v->fbi.svert[i].s1);
|
|
new bx_shadow_num_c(num, "t1", &v->fbi.svert[i].t1);
|
|
}
|
|
bx_list_c *cmdfifo = new bx_list_c(fbi, "cmdfifo", "");
|
|
for (i = 0; i < 2; i++) {
|
|
sprintf(name, "%d", i);
|
|
bx_list_c *num = new bx_list_c(cmdfifo, name, "");
|
|
new bx_shadow_bool_c(num, "enabled", &v->fbi.cmdfifo[i].enabled, BASE_HEX);
|
|
new bx_shadow_num_c(num, "base", &v->fbi.cmdfifo[i].base, BASE_HEX);
|
|
new bx_shadow_num_c(num, "end", &v->fbi.cmdfifo[i].end, BASE_HEX);
|
|
new bx_shadow_num_c(num, "rdptr", &v->fbi.cmdfifo[i].rdptr, BASE_HEX);
|
|
new bx_shadow_num_c(num, "amin", &v->fbi.cmdfifo[i].amin, BASE_HEX);
|
|
new bx_shadow_num_c(num, "amax", &v->fbi.cmdfifo[i].amax, BASE_HEX);
|
|
new bx_shadow_num_c(num, "depth", &v->fbi.cmdfifo[i].depth);
|
|
new bx_shadow_num_c(num, "depth_needed", &v->fbi.cmdfifo[i].depth_needed);
|
|
new bx_shadow_bool_c(num, "cmd_ready", &v->fbi.cmdfifo[i].cmd_ready);
|
|
}
|
|
bx_list_c *fogblend = new bx_list_c(fbi, "fogblend", "");
|
|
for (i = 0; i < 64; i++) {
|
|
sprintf(name, "%d", i);
|
|
new bx_shadow_num_c(fogblend, name, &v->fbi.fogblend[i]);
|
|
}
|
|
bx_list_c *fogdelta = new bx_list_c(fbi, "fogdelta", "");
|
|
for (i = 0; i < 64; i++) {
|
|
sprintf(name, "%d", i);
|
|
new bx_shadow_num_c(fogdelta, name, &v->fbi.fogdelta[i]);
|
|
}
|
|
new bx_shadow_data_c(fbi, "clut", (Bit8u*)v->fbi.clut, sizeof(v->fbi.clut));
|
|
new bx_shadow_bool_c(fbi, "clut_dirty", &v->fbi.clut_dirty);
|
|
bx_list_c *tmu = new bx_list_c(vstate, "tmu", "textures");
|
|
for (i = 0; i < MAX_TMU; i++) {
|
|
sprintf(name, "%d", i);
|
|
bx_list_c *num = new bx_list_c(tmu, name, "");
|
|
new bx_shadow_data_c(num, "ram", v->tmu[i].ram, (4 << 20));
|
|
new bx_shadow_bool_c(num, "regdirty", &v->tmu[i].regdirty);
|
|
new bx_shadow_num_c(num, "starts", &v->tmu[i].starts);
|
|
new bx_shadow_num_c(num, "startt", &v->tmu[i].startt);
|
|
new bx_shadow_num_c(num, "startw", &v->tmu[i].startw);
|
|
new bx_shadow_num_c(num, "dsdx", &v->tmu[i].dsdx);
|
|
new bx_shadow_num_c(num, "dtdx", &v->tmu[i].dtdx);
|
|
new bx_shadow_num_c(num, "dwdx", &v->tmu[i].dwdx);
|
|
new bx_shadow_num_c(num, "dsdy", &v->tmu[i].dsdy);
|
|
new bx_shadow_num_c(num, "dtdy", &v->tmu[i].dtdy);
|
|
new bx_shadow_num_c(num, "dwdy", &v->tmu[i].dwdy);
|
|
new bx_shadow_num_c(num, "lodmin", &v->tmu[i].lodmin);
|
|
new bx_shadow_num_c(num, "lodmax", &v->tmu[i].lodmax);
|
|
new bx_shadow_num_c(num, "lodbias", &v->tmu[i].lodbias);
|
|
new bx_shadow_num_c(num, "lodmask", &v->tmu[i].lodmask);
|
|
bx_list_c *lodoffs = new bx_list_c(num, "lodoffset", "");
|
|
for (j = 0; j < 9; j++) {
|
|
sprintf(name, "%d", j);
|
|
new bx_shadow_num_c(lodoffs, name, &v->tmu[i].lodoffset[j]);
|
|
}
|
|
new bx_shadow_num_c(num, "detailmax", &v->tmu[i].detailmax);
|
|
new bx_shadow_num_c(num, "detailbias", &v->tmu[i].detailbias);
|
|
new bx_shadow_num_c(num, "wmask", &v->tmu[i].wmask);
|
|
new bx_shadow_num_c(num, "hmask", &v->tmu[i].hmask);
|
|
bx_list_c *ncc = new bx_list_c(num, "ncc", "");
|
|
for (j = 0; j < 2; j++) {
|
|
sprintf(name, "%d", j);
|
|
bx_list_c *ncct = new bx_list_c(ncc, name, "");
|
|
new bx_shadow_bool_c(ncct, "dirty", &v->tmu[i].ncc[j].dirty);
|
|
bx_list_c *ir = new bx_list_c(ncct, "ir", "");
|
|
bx_list_c *ig = new bx_list_c(ncct, "ig", "");
|
|
bx_list_c *ib = new bx_list_c(ncct, "ib", "");
|
|
bx_list_c *qr = new bx_list_c(ncct, "qr", "");
|
|
bx_list_c *qg = new bx_list_c(ncct, "qg", "");
|
|
bx_list_c *qb = new bx_list_c(ncct, "qb", "");
|
|
for (k = 0; k < 4; k++) {
|
|
sprintf(name, "%d", k);
|
|
new bx_shadow_num_c(ir, name, &v->tmu[i].ncc[j].ir[k]);
|
|
new bx_shadow_num_c(ig, name, &v->tmu[i].ncc[j].ig[k]);
|
|
new bx_shadow_num_c(ib, name, &v->tmu[i].ncc[j].ib[k]);
|
|
new bx_shadow_num_c(qr, name, &v->tmu[i].ncc[j].qr[k]);
|
|
new bx_shadow_num_c(qg, name, &v->tmu[i].ncc[j].qg[k]);
|
|
new bx_shadow_num_c(qb, name, &v->tmu[i].ncc[j].qb[k]);
|
|
}
|
|
bx_list_c *y = new bx_list_c(ncct, "y", "");
|
|
for (k = 0; k < 16; k++) {
|
|
sprintf(name, "%d", k);
|
|
new bx_shadow_num_c(y, name, &v->tmu[i].ncc[j].y[k]);
|
|
}
|
|
new bx_shadow_data_c(ncct, "texel", (Bit8u*)v->tmu[i].ncc[j].texel, 256 * sizeof(rgb_t));
|
|
}
|
|
new bx_shadow_data_c(num, "palette", (Bit8u*)v->tmu[i].palette, 256 * sizeof(rgb_t));
|
|
new bx_shadow_data_c(num, "palettea", (Bit8u*)v->tmu[i].palettea, 256 * sizeof(rgb_t));
|
|
}
|
|
new bx_shadow_num_c(vstate, "send_config", &v->send_config);
|
|
bx_list_c *vdraw = new bx_list_c(list, "vdraw", "Voodoo Draw State");
|
|
new bx_shadow_bool_c(vdraw, "clock_enabled", &BX_VOODOO_THIS s.vdraw.clock_enabled);
|
|
new bx_shadow_bool_c(vdraw, "output_on", &BX_VOODOO_THIS s.vdraw.output_on);
|
|
new bx_shadow_bool_c(vdraw, "override_on", &BX_VOODOO_THIS s.vdraw.override_on);
|
|
|
|
register_pci_state(list);
|
|
}
|
|
|
|
void bx_voodoo_c::after_restore_state(void)
|
|
{
|
|
if (DEV_pci_set_base_mem(BX_VOODOO_THIS_PTR, mem_read_handler, mem_write_handler,
|
|
&BX_VOODOO_THIS pci_base_address[0],
|
|
&BX_VOODOO_THIS pci_conf[0x10],
|
|
0x1000000)) {
|
|
BX_INFO(("new mem base address: 0x%08x", BX_VOODOO_THIS pci_base_address[0]));
|
|
}
|
|
if (BX_VOODOO_THIS s.vdraw.override_on) {
|
|
// force update
|
|
v->fbi.video_changed = 1;
|
|
BX_VOODOO_THIS s.vdraw.frame_start = bx_virt_timer.time_usec(0);
|
|
BX_VOODOO_THIS update_timing();
|
|
DEV_vga_set_override(1, BX_VOODOO_THIS_PTR);
|
|
}
|
|
}
|
|
|
|
bx_bool bx_voodoo_c::mem_read_handler(bx_phy_address addr, unsigned len,
|
|
void *data, void *param)
|
|
{
|
|
Bit32u *data_ptr = (Bit32u*)data;
|
|
|
|
*data_ptr = voodoo_r((addr>>2) & 0x3FFFFF);
|
|
return 1;
|
|
}
|
|
|
|
bx_bool bx_voodoo_c::mem_write_handler(bx_phy_address addr, unsigned len,
|
|
void *data, void *param)
|
|
{
|
|
Bit32u val = *(Bit32u*)data;
|
|
|
|
if (len == 4) {
|
|
voodoo_w((addr>>2) & 0x3FFFFF, val, 0xffffffff);
|
|
} else if (len == 2) {
|
|
if (addr & 3) {
|
|
voodoo_w((addr>>2) & 0x3FFFFF, val<<16, 0xffff0000);
|
|
} else {
|
|
voodoo_w((addr>>2) & 0x3FFFFF, val, 0x0000ffff);
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void bx_voodoo_c::mode_change_timer_handler(void *this_ptr)
|
|
{
|
|
UNUSED(this_ptr);
|
|
BX_VOODOO_THIS s.vdraw.screen_update_pending = 0;
|
|
|
|
if ((!BX_VOODOO_THIS s.vdraw.clock_enabled || !BX_VOODOO_THIS s.vdraw.output_on) && BX_VOODOO_THIS s.vdraw.override_on) {
|
|
// switching off
|
|
bx_virt_timer.deactivate_timer(BX_VOODOO_THIS s.vertical_timer_id);
|
|
DEV_vga_set_override(0, NULL);
|
|
BX_VOODOO_THIS s.vdraw.override_on = 0;
|
|
BX_VOODOO_THIS s.vdraw.width = 0;
|
|
BX_VOODOO_THIS s.vdraw.height = 0;
|
|
BX_INFO(("Voodoo output disabled"));
|
|
}
|
|
|
|
if ((BX_VOODOO_THIS s.vdraw.clock_enabled && BX_VOODOO_THIS s.vdraw.output_on) && !BX_VOODOO_THIS s.vdraw.override_on) {
|
|
// switching on
|
|
if (!BX_VOODOO_THIS update_timing())
|
|
return;
|
|
DEV_vga_set_override(1, BX_VOODOO_THIS_PTR);
|
|
BX_VOODOO_THIS s.vdraw.override_on = 1;
|
|
}
|
|
}
|
|
|
|
bx_bool bx_voodoo_c::update_timing(void)
|
|
{
|
|
int htotal, vtotal, hsync, vsync;
|
|
|
|
if (!BX_VOODOO_THIS s.vdraw.clock_enabled || !BX_VOODOO_THIS s.vdraw.output_on)
|
|
return 0;
|
|
if ((v->reg[hSync].u == 0) || (v->reg[vSync].u == 0))
|
|
return 0;
|
|
if (BX_VOODOO_THIS s.model == VOODOO_2) {
|
|
htotal = ((v->reg[hSync].u >> 16) & 0x7ff) + 1 + (v->reg[hSync].u & 0x1ff) + 1;
|
|
vtotal = ((v->reg[vSync].u >> 16) & 0x1fff) + (v->reg[vSync].u & 0x1fff);
|
|
hsync = ((v->reg[hSync].u >> 16) & 0x7ff);
|
|
vsync = ((v->reg[vSync].u >> 16) & 0x1fff);
|
|
} else {
|
|
htotal = ((v->reg[hSync].u >> 16) & 0x3ff) + 1 + (v->reg[hSync].u & 0xff) + 1;
|
|
vtotal = ((v->reg[vSync].u >> 16) & 0xfff) + (v->reg[vSync].u & 0xfff);
|
|
hsync = ((v->reg[hSync].u >> 16) & 0x3ff);
|
|
vsync = ((v->reg[vSync].u >> 16) & 0xfff);
|
|
}
|
|
float hfreq = v->dac.clk0_freq / (float)htotal;
|
|
if (((v->reg[fbiInit1].u >> 20) & 3) == 1) { // VCLK div 2
|
|
hfreq /= 2;
|
|
}
|
|
float vfreq = hfreq / (float)vtotal;
|
|
BX_VOODOO_THIS s.vdraw.htotal_usec = (unsigned)(1000000.0 / hfreq);
|
|
BX_VOODOO_THIS s.vdraw.vtotal_usec = (unsigned)(1000000.0 / vfreq);
|
|
BX_VOODOO_THIS s.vdraw.htime_to_pixel = (double)htotal / (1000000.0 / hfreq);
|
|
BX_VOODOO_THIS s.vdraw.hsync_usec = BX_VOODOO_THIS s.vdraw.htotal_usec * hsync / htotal;
|
|
BX_VOODOO_THIS s.vdraw.vsync_usec = vsync * BX_VOODOO_THIS s.vdraw.htotal_usec;
|
|
if ((BX_VOODOO_THIS s.vdraw.width != v->fbi.width) ||
|
|
(BX_VOODOO_THIS s.vdraw.height != v->fbi.height)) {
|
|
BX_VOODOO_THIS s.vdraw.width = v->fbi.width;
|
|
BX_VOODOO_THIS s.vdraw.height = v->fbi.height;
|
|
bx_gui->dimension_update(v->fbi.width, v->fbi.height, 0, 0, 16);
|
|
vertical_timer_handler(NULL);
|
|
}
|
|
BX_INFO(("Voodoo output %dx%d@%uHz", v->fbi.width, v->fbi.height, (unsigned)vfreq));
|
|
bx_virt_timer.activate_timer(BX_VOODOO_THIS s.vertical_timer_id, (Bit32u)BX_VOODOO_THIS s.vdraw.vtotal_usec, 1);
|
|
return 1;
|
|
}
|
|
|
|
void bx_voodoo_c::refresh_display(void *this_ptr, bx_bool redraw)
|
|
{
|
|
if (redraw) {
|
|
redraw_area(0, 0, v->fbi.width, v->fbi.height);
|
|
}
|
|
vertical_timer_handler(this_ptr);
|
|
update();
|
|
}
|
|
|
|
void bx_voodoo_c::vertical_timer_handler(void *this_ptr)
|
|
{
|
|
UNUSED(this_ptr);
|
|
|
|
BX_VOODOO_THIS s.vdraw.frame_start = bx_virt_timer.time_usec(0);
|
|
|
|
BX_LOCK(fifo_mutex);
|
|
if (!fifo_empty(&v->pci.fifo) || !fifo_empty(&v->fbi.fifo)) {
|
|
bx_set_event(&fifo_wakeup);
|
|
}
|
|
BX_UNLOCK(fifo_mutex);
|
|
if (v->fbi.cmdfifo[0].cmd_ready) {
|
|
bx_set_event(&fifo_wakeup);
|
|
}
|
|
|
|
if (v->fbi.vblank_swap_pending) {
|
|
swap_buffers(v);
|
|
}
|
|
|
|
rectangle re;
|
|
re.min_x = re.min_y = 0;
|
|
re.max_x = v->fbi.width;
|
|
re.max_y = v->fbi.height;
|
|
if (!voodoo_update(&re))
|
|
return;
|
|
BX_VOODOO_THIS s.vdraw.gui_update_pending = 1;
|
|
}
|
|
|
|
void bx_voodoo_c::update(void)
|
|
{
|
|
unsigned pitch;
|
|
unsigned xc, yc, xti, yti;
|
|
unsigned r, c, w, h;
|
|
int i;
|
|
unsigned long colour;
|
|
Bit8u * vid_ptr, * vid_ptr2;
|
|
Bit8u * tile_ptr, * tile_ptr2;
|
|
bx_svga_tileinfo_t info;
|
|
|
|
if (!BX_VOODOO_THIS s.vdraw.gui_update_pending)
|
|
return;
|
|
|
|
Bit8u *disp_ptr = (Bit8u*)(v->fbi.ram + v->fbi.rgboffs[v->fbi.frontbuf]);
|
|
pitch = v->fbi.rowpixels * 2;
|
|
|
|
if (bx_gui->graphics_tile_info_common(&info)) {
|
|
if (info.snapshot_mode) {
|
|
vid_ptr = disp_ptr;
|
|
tile_ptr = bx_gui->get_snapshot_buffer();
|
|
if (tile_ptr != NULL) {
|
|
for (yc = 0; yc < BX_VOODOO_THIS s.vdraw.height; yc++) {
|
|
memcpy(tile_ptr, vid_ptr, info.pitch);
|
|
vid_ptr += pitch;
|
|
tile_ptr += info.pitch;
|
|
}
|
|
}
|
|
} else if (info.is_indexed) {
|
|
BX_ERROR(("current guest pixel format is unsupported on indexed colour host displays"));
|
|
} else {
|
|
for (yc=0, yti = 0; yc<BX_VOODOO_THIS s.vdraw.height; yc+=Y_TILESIZE, yti++) {
|
|
for (xc=0, xti = 0; xc<BX_VOODOO_THIS s.vdraw.width; xc+=X_TILESIZE, xti++) {
|
|
vid_ptr = disp_ptr + (yc * pitch + (xc<<1));
|
|
tile_ptr = bx_gui->graphics_tile_get(xc, yc, &w, &h);
|
|
for (r=0; r<h; r++) {
|
|
vid_ptr2 = vid_ptr;
|
|
tile_ptr2 = tile_ptr;
|
|
for (c=0; c<w; c++) {
|
|
colour = *(vid_ptr2++);
|
|
colour |= *(vid_ptr2++) << 8;
|
|
colour = MAKE_COLOUR(
|
|
colour & 0x001f, 5, info.blue_shift, info.blue_mask,
|
|
colour & 0x07e0, 11, info.green_shift, info.green_mask,
|
|
colour & 0xf800, 16, info.red_shift, info.red_mask);
|
|
if (info.is_little_endian) {
|
|
for (i=0; i<info.bpp; i+=8) {
|
|
*(tile_ptr2++) = (Bit8u)(colour >> i);
|
|
}
|
|
} else {
|
|
for (i=info.bpp-8; i>-8; i-=8) {
|
|
*(tile_ptr2++) = (Bit8u)(colour >> i);
|
|
}
|
|
}
|
|
}
|
|
vid_ptr += pitch;
|
|
tile_ptr += info.pitch;
|
|
}
|
|
bx_gui->graphics_tile_update_in_place(xc, yc, w, h);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
BX_PANIC(("cannot get svga tile info"));
|
|
}
|
|
BX_VOODOO_THIS s.vdraw.gui_update_pending = 0;
|
|
}
|
|
|
|
void bx_voodoo_c::redraw_area(unsigned x0, unsigned y0, unsigned width,
|
|
unsigned height)
|
|
{
|
|
// TODO: implement tile-based update mechanism
|
|
v->fbi.video_changed = 1;
|
|
}
|
|
|
|
Bit32u bx_voodoo_c::get_retrace(bx_bool hv)
|
|
{
|
|
Bit64u time_in_frame = bx_virt_timer.time_usec(0) - BX_VOODOO_THIS s.vdraw.frame_start;
|
|
if (time_in_frame >= BX_VOODOO_THIS s.vdraw.vsync_usec) {
|
|
return 0;
|
|
} else {
|
|
Bit32u value = (Bit32u)(time_in_frame / BX_VOODOO_THIS s.vdraw.htotal_usec + 1);
|
|
if (hv) {
|
|
Bit32u time_in_line = (Bit32u)(time_in_frame % BX_VOODOO_THIS s.vdraw.htotal_usec);
|
|
Bit32u hpixel = (Bit32u)(time_in_line * BX_VOODOO_THIS s.vdraw.htime_to_pixel);
|
|
if (time_in_line < BX_VOODOO_THIS s.vdraw.hsync_usec) {
|
|
value |= ((hpixel + 1) << 16);
|
|
}
|
|
}
|
|
return value;
|
|
}
|
|
}
|
|
|
|
void bx_voodoo_c::output_enable(bx_bool enabled)
|
|
{
|
|
if (BX_VOODOO_THIS s.vdraw.output_on != enabled) {
|
|
BX_VOODOO_THIS s.vdraw.output_on = enabled;
|
|
update_screen_start();
|
|
}
|
|
}
|
|
|
|
void bx_voodoo_c::update_screen_start(void)
|
|
{
|
|
if (!BX_VOODOO_THIS s.vdraw.screen_update_pending) {
|
|
BX_VOODOO_THIS s.vdraw.screen_update_pending = 1;
|
|
bx_virt_timer.activate_timer(BX_VOODOO_THIS s.mode_change_timer_id, 1000, 0);
|
|
}
|
|
}
|
|
|
|
void bx_voodoo_c::set_irq_level(bx_bool level)
|
|
{
|
|
DEV_pci_set_irq(BX_VOODOO_THIS s.devfunc, BX_VOODOO_THIS pci_conf[0x3d], level);
|
|
}
|
|
|
|
|
|
// pci configuration space write callback handler
|
|
void bx_voodoo_c::pci_write_handler(Bit8u address, Bit32u value, unsigned io_len)
|
|
{
|
|
Bit8u value8, oldval;
|
|
bx_bool baseaddr_change = 0;
|
|
|
|
if ((address >= 0x14) && (address < 0x34))
|
|
return;
|
|
|
|
for (unsigned i=0; i<io_len; i++) {
|
|
value8 = (value >> (i*8)) & 0xFF;
|
|
oldval = BX_VOODOO_THIS pci_conf[address+i];
|
|
switch (address+i) {
|
|
case 0x04:
|
|
value8 &= 0x02;
|
|
break;
|
|
case 0x3c:
|
|
if (value8 != oldval) {
|
|
BX_INFO(("new irq line = %d", value8));
|
|
}
|
|
break;
|
|
case 0x10:
|
|
value8 = (value8 & 0xf0) | (oldval & 0x0f);
|
|
case 0x11:
|
|
case 0x12:
|
|
case 0x13:
|
|
baseaddr_change |= (value8 != oldval);
|
|
break;
|
|
case 0x40:
|
|
case 0x41:
|
|
case 0x42:
|
|
case 0x43:
|
|
if (((address+i) == 0x40) && ((value8 ^ oldval) & 0x02)) {
|
|
v->pci.fifo.enabled = ((value8 & 0x02) > 0);
|
|
if (!v->pci.fifo.enabled && !fifo_empty(&v->pci.fifo)) {
|
|
bx_set_event(&fifo_wakeup);
|
|
}
|
|
BX_DEBUG(("PCI FIFO now %sabled (not implemented)", v->pci.fifo.enabled ? "en":"dis"));
|
|
}
|
|
if (((address+i) == 0x41) && (BX_VOODOO_THIS s.model == VOODOO_2)) {
|
|
value8 &= 0x0f;
|
|
value8 |= 0x50;
|
|
}
|
|
v->pci.init_enable &= ~(0xff << (i*8));
|
|
v->pci.init_enable |= (value8 << (i*8));
|
|
break;
|
|
case 0xc0:
|
|
BX_VOODOO_THIS s.vdraw.clock_enabled = 1;
|
|
update_screen_start();
|
|
break;
|
|
case 0xe0:
|
|
BX_VOODOO_THIS s.vdraw.clock_enabled = 0;
|
|
update_screen_start();
|
|
break;
|
|
default:
|
|
value8 = oldval;
|
|
}
|
|
BX_VOODOO_THIS pci_conf[address+i] = value8;
|
|
}
|
|
if (baseaddr_change) {
|
|
if (DEV_pci_set_base_mem(BX_VOODOO_THIS_PTR, mem_read_handler, mem_write_handler,
|
|
&BX_VOODOO_THIS pci_base_address[0],
|
|
&BX_VOODOO_THIS pci_conf[0x10],
|
|
0x1000000)) {
|
|
BX_INFO(("new mem base address: 0x%08x", BX_VOODOO_THIS pci_base_address[0]));
|
|
}
|
|
}
|
|
|
|
if (io_len == 1)
|
|
BX_DEBUG(("write PCI register 0x%02x value 0x%02x", address, value));
|
|
else if (io_len == 2)
|
|
BX_DEBUG(("write PCI register 0x%02x value 0x%04x", address, value));
|
|
else if (io_len == 4)
|
|
BX_DEBUG(("write PCI register 0x%02x value 0x%08x", address, value));
|
|
}
|
|
|
|
bx_voodoo_vga_c::bx_voodoo_vga_c() : bx_vgacore_c()
|
|
{
|
|
put("VVGA");
|
|
}
|
|
|
|
bx_voodoo_vga_c::~bx_voodoo_vga_c()
|
|
{
|
|
}
|
|
|
|
bx_bool bx_voodoo_vga_c::init_vga_extension(void)
|
|
{
|
|
init_iohandlers(read_handler, write_handler);
|
|
theVoodooDevice->init();
|
|
return 0;
|
|
}
|
|
|
|
void bx_voodoo_vga_c::reset(unsigned type)
|
|
{
|
|
theVoodooDevice->reset(type);
|
|
}
|
|
|
|
void bx_voodoo_vga_c::register_state(void)
|
|
{
|
|
bx_list_c *list = new bx_list_c(SIM->get_bochs_root(), "voodoo_vga", "Voodoo VGA State");
|
|
bx_vgacore_c::register_state(list);
|
|
theVoodooDevice->register_state();
|
|
}
|
|
|
|
void bx_voodoo_vga_c::after_restore_state(void)
|
|
{
|
|
bx_vgacore_c::after_restore_state();
|
|
theVoodooDevice->after_restore_state();
|
|
}
|
|
|
|
void bx_voodoo_vga_c::redraw_area(unsigned x0, unsigned y0, unsigned width,
|
|
unsigned height)
|
|
{
|
|
bx_vgacore_c::redraw_area(x0, y0, width, height);
|
|
}
|
|
|
|
void bx_voodoo_vga_c::update(void)
|
|
{
|
|
BX_VVGA_THIS bx_vgacore_c::update();
|
|
}
|
|
|
|
#endif // BX_SUPPORT_PCI && BX_SUPPORT_VOODOO
|