Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 00:39:36 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

Added a bunch of commands

Browse Source
This commit is contained in:
Angelo Salese 2013-10-28 01:54:14 +00:00
parent 59e119313a
commit 568100bd8b
2 changed files with 92 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
src/mame/drivers/jaguar.c
View File

@ -344,6 +344,10 @@ Notes:
#include "imagedev/snapquik.h"
#include "sound/dac.h"
#include "machine/eepromser.h"
#include "sound/cdda.h"
#include "cdrom.h"
#include "imagedev/chd_cd.h"
#define COJAG_CLOCK XTAL_52MHz
#define R3000_CLOCK XTAL_40MHz
@ -382,10 +386,13 @@ void jaguar_state::machine_reset()
memcpy(m_shared_ram, m_rom_base, 0x400); // do not increase, or Doom breaks
m_maincpu->set_input_line(INPUT_LINE_RESET, PULSE_LINE);
/* hack until I understand */
if(m_is_jagcd)
{
m_shared_ram[0x4/4] = 0x00802000;
m_shared_ram[0x4/4] = 0x00802000; /* hack until I understand */
m_cd_file = m_cdrom->get_cdrom_file();
m_butch_cmd_index = 0;
m_butch_cmd_size = 1;
}
}
@ -1161,7 +1168,8 @@ READ32_MEMBER(jaguar_state::butch_regs_r)
switch(offset*4)
{
case 8: //DS DATA
return m_butch_cmd_response;
//m_butch_regs[0] &= ~0x2000;
return m_butch_cmd_response[(m_butch_cmd_index++) % m_butch_cmd_size];
}
return m_butch_regs[offset];
@ -1176,13 +1184,73 @@ WRITE32_MEMBER(jaguar_state::butch_regs_w)
case 8: //DS DATA
switch((m_butch_regs[offset] & 0xff00) >> 8)
{
case 0x03: // Read TOC
UINT32 msf;
if(m_butch_regs[offset] & 0xff) // Multi Session CD, TODO
{
m_butch_cmd_response[0] = 0x0029; // illegal value
m_butch_regs[0] |= 0x2000;
m_butch_cmd_index = 0;
m_butch_cmd_size = 1;
return;
}
msf = cdrom_get_track_start(m_cd_file, 0) + 150;
/* first track number */
m_butch_cmd_response[0] = 0x2000 | 1;
/* last track number */
m_butch_cmd_response[1] = 0x2100 | cdrom_get_last_track(m_cd_file);
/* start of first track minutes */
m_butch_cmd_response[2] = 0x2200 | ((msf / 60) / 60);
/* start of first track seconds */
m_butch_cmd_response[3] = 0x2300 | (msf / 60) % 60;
/* start of first track frame */
m_butch_cmd_response[4] = 0x2400 | (msf % 75);
m_butch_regs[0] |= 0x2000;
m_butch_cmd_index = 0;
m_butch_cmd_size = 5;
break;
case 0x14: // Read Long TOC
{
UINT32 msf;
int ntrks = cdrom_get_last_track(m_cd_file);
for(int i=0;i<ntrks;i++)
{
msf = cdrom_get_track_start(m_cd_file, i) + 150;
/* track number */
m_butch_cmd_response[i*5+0] = 0x6000 | (i+1);
/* attributes (?) */
m_butch_cmd_response[i*5+1] = 0x6100 | 0x00;
/* start of track minutes */
m_butch_cmd_response[i*5+2] = 0x6200 | ((msf / 60) / 60);
/* start of track seconds */
m_butch_cmd_response[i*5+3] = 0x6300 | (msf / 60) % 60;
/* start of track frame */
m_butch_cmd_response[i*5+4] = 0x6400 | (msf % 75);
}
m_butch_regs[0] |= 0x2000;
m_butch_cmd_index = 0;
m_butch_cmd_size = 5*ntrks;
}
break;
case 0x15: // Set Mode
m_butch_regs[0] |= 0x2000;
m_butch_cmd_response = 0x1700 | (m_butch_regs[offset] & 0xff);
m_butch_cmd_response[0] = 0x1700 | (m_butch_regs[offset] & 0xff);
m_butch_cmd_index = 0;
m_butch_cmd_size = 1;
break;
case 0x70: // Set DAC Mode
m_butch_regs[0] |= 0x2000;
m_butch_cmd_response = 0x7000 | (m_butch_regs[offset] & 0xff);
m_butch_cmd_response[0] = 0x7000 | (m_butch_regs[offset] & 0xff);
m_butch_cmd_index = 0;
m_butch_cmd_size = 1;
break;
default:
printf("%04x CMD\n",m_butch_regs[offset]);
@ -1794,6 +1862,12 @@ static MACHINE_CONFIG_START( jaguar, jaguar_state )
MCFG_EEPROM_SERIAL_93C46_ADD("eeprom")
MACHINE_CONFIG_END
struct cdrom_interface jagcd_cdrom =
{
"jag_cdrom",
NULL
};
static MACHINE_CONFIG_DERIVED( jaguarcd, jaguar )
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_PROGRAM_MAP(jaguarcd_map)
@ -1805,6 +1879,8 @@ static MACHINE_CONFIG_DERIVED( jaguarcd, jaguar )
MCFG_CPU_MODIFY("dsp")
MCFG_JAGUAR_IRQ_HANDLER(WRITELINE(jaguar_state, dsp_cpu_int))
MCFG_CPU_PROGRAM_MAP(jagcd_dsp_map)
MCFG_CDROM_ADD( "cdrom",jagcd_cdrom )
MACHINE_CONFIG_END
/*************************************

14
src/mame/includes/jaguar.h
View File

@ -1,5 +1,5 @@
// license:BSD-3-Clause
// copyright-holders:Aaron Giles
// license:MAME
// copyright-holders:Aaron Giles,Nathan Woods,Angelo Salese, Robbbert
/*************************************************************************
Atari Jaguar hardware
@ -12,6 +12,8 @@
#include "machine/eepromser.h"
#include "machine/vt83c461.h"
#include "imagedev/snapquik.h"
#include "cdrom.h"
#include "imagedev/chd_cd.h"
#ifndef ENABLE_SPEEDUP_HACKS
#define ENABLE_SPEEDUP_HACKS 1
@ -32,6 +34,7 @@ public:
m_dsp(*this, "dsp"),
m_dac1(*this, "dac1"),
m_dac2(*this, "dac2"),
m_cdrom(*this, "cdrom"),
m_nvram(*this, "nvram"),
m_rom_base(*this, "rom"),
m_cart_base(*this, "cart"),
@ -68,6 +71,7 @@ public:
required_device<jaguardsp_cpu_device> m_dsp;
required_device<dac_device> m_dac1;
required_device<dac_device> m_dac2;
optional_device<cdrom_image_device> m_cdrom;
// memory
optional_shared_ptr<UINT32> m_nvram; // not used on console
@ -120,7 +124,11 @@ public:
UINT8 m_blend_y[65536];
UINT8 m_blend_cc[65536];
UINT32 m_butch_regs[0x40/4];
UINT32 m_butch_cmd_response;
UINT32 m_butch_cmd_response[0x102];
UINT8 m_butch_cmd_index;
UINT8 m_butch_cmd_size;
cdrom_file *m_cd_file;
const cdrom_toc* m_toc;
static void (jaguar_state::*const bitmap4[8])(UINT16 *, INT32, INT32, UINT32 *, INT32, UINT16 *);
static void (jaguar_state::*const bitmap8[8])(UINT16 *, INT32, INT32, UINT32 *, INT32, UINT16 *);