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3do.cpp: disallow md23do to write to ROM region via mirror, boots to 3do logo and fails extended RSA check (!) (nw)

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This commit is contained in:
angelosa 2018-06-12 23:09:35 +02:00
parent 96e2d62fe0
commit e645412b97
2 changed files with 25 additions and 12 deletions
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29
src/mame/drivers/3do.cpp
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@ -110,7 +110,7 @@ void _3do_state::main_mem(address_map &map)
{
map(0x00000000, 0x001FFFFF).bankrw(m_bank1).share(m_dram); /* DRAM */
map(0x00200000, 0x003FFFFF).ram().share(m_vram); /* VRAM */
map(0x03000000, 0x030FFFFF).bankr(m_bank2); /* BIOS */
map(0x03000000, 0x030FFFFF).rom().region("bios", 0); /* BIOS */
map(0x03100000, 0x0313FFFF).ram(); /* Brooktree? */
map(0x03140000, 0x0315FFFF).rw(FUNC(_3do_state::nvarea_r), FUNC(_3do_state::nvarea_w)).umask32(0x000000ff); /* NVRAM */
map(0x03180000, 0x031BFFFF).rw(FUNC(_3do_state::slow2_r), FUNC(_3do_state::slow2_w)); /* Slow bus - additional expansion */
@ -134,12 +134,12 @@ INPUT_PORTS_END
void _3do_state::machine_start()
{
m_bank2->set_base(memregion("user1")->base());
m_nvram->set_base(&m_nvmem, sizeof(m_nvmem));
/* configure overlay */
// TODO: can overlay at 0-0x1FFFFF even be written to, or writes go to dram in any case?
m_bank1->configure_entry(0, m_dram);
m_bank1->configure_entry(1, memregion("user1")->base());
m_bank1->configure_entry(1, memregion("overlay")->base());
m_slow2_init();
m_madam_init();
@ -191,7 +191,7 @@ MACHINE_CONFIG_END
#if 0
#define NTSC_BIOS \
ROM_REGION32_BE( 0x200000, "user1", 0 ) \
ROM_REGION32_BE( 0x200000, "bios", 0 ) \
ROM_SYSTEM_BIOS( 0, "panafz10", "Panasonic FZ-10 R.E.A.L. 3DO Interactive Multiplayer" ) \
ROMX_LOAD( "panafz10.bin", 0x000000, 0x100000, CRC(58242cee) SHA1(3c912300775d1ad730dc35757e279c274c0acaad), ROM_BIOS(0) ) \
ROM_SYSTEM_BIOS( 1, "goldstar", "Goldstar 3DO Interactive Multiplayer v1.01m" ) \
@ -204,7 +204,7 @@ MACHINE_CONFIG_END
ROMX_LOAD( "sanyotry.bin", 0x000000, 0x100000, CRC(d5cbc509) SHA1(b01c53da256dde43ffec4ad3fc3adfa8d635e943), ROM_BIOS(4) )
#else
#define NTSC_BIOS \
ROM_REGION32_BE( 0x200000, "user1", 0 ) \
ROM_REGION32_BE( 0x200000, "bios", 0 ) \
ROM_SYSTEM_BIOS( 0, "panafz10", "Panasonic FZ-10 R.E.A.L. 3DO Interactive Multiplayer" ) \
ROMX_LOAD( "panafz10.bin", 0x000000, 0x100000, CRC(58242cee) SHA1(3c912300775d1ad730dc35757e279c274c0acaad), ROM_BIOS(0) ) \
ROM_SYSTEM_BIOS( 1, "goldstar", "Goldstar 3DO Interactive Multiplayer v1.01m" ) \
@ -217,33 +217,48 @@ MACHINE_CONFIG_END
ROM_START(3do)
NTSC_BIOS
ROM_REGION32_BE( 0x200000, "overlay", 0 )
ROM_COPY( "bios", 0, 0, 0x200000 )
ROM_END
ROM_START(3dobios)
NTSC_BIOS
ROM_REGION32_BE( 0x200000, "overlay", 0 )
ROM_COPY( "bios", 0, 0, 0x200000 )
ROM_END
ROM_START(3do_pal)
ROM_REGION32_BE( 0x200000, "user1", 0 )
ROM_REGION32_BE( 0x200000, "bios", 0 )
ROM_SYSTEM_BIOS( 0, "panafz10", "Panasonic FZ-10 R.E.A.L. 3DO Interactive Multiplayer" )
ROMX_LOAD( "panafz10.bin", 0x000000, 0x100000, CRC(58242cee) SHA1(3c912300775d1ad730dc35757e279c274c0acaad), ROM_BIOS(0) )
ROM_SYSTEM_BIOS( 1, "goldstar", "Goldstar 3DO Interactive Multiplayer v1.01m" )
ROMX_LOAD( "goldstar.bin", 0x000000, 0x100000, CRC(b6f5028b) SHA1(c4a2e5336f77fb5f743de1eea2cda43675ee2de7), ROM_BIOS(1) )
ROM_SYSTEM_BIOS( 2, "panafz1", "Panasonic FZ-1 R.E.A.L. 3DO Interactive Multiplayer" )
ROMX_LOAD( "panafz1.bin", 0x000000, 0x100000, CRC(c8c8ff89) SHA1(34bf189111295f74d7b7dfc1f304d98b8d36325a), ROM_BIOS(2) )
ROM_REGION32_BE( 0x200000, "overlay", 0 )
ROM_COPY( "bios", 0, 0, 0x200000 )
ROM_END
ROM_START(orbatak)
NTSC_BIOS
ROM_REGION32_BE( 0x200000, "overlay", 0 )
ROM_COPY( "bios", 0, 0, 0x200000 )
DISK_REGION( "cdrom" )
DISK_IMAGE_READONLY( "orbatak", 0, SHA1(25cb3b889cf09dbe5faf2b0ca4aae5e03453da00) )
ROM_END
ROM_START(md23do)
ROM_REGION32_BE( 0x200000, "user1", 0 )
ROM_REGION32_BE( 0x200000, "bios", 0 )
ROM_LOAD( "soat_rom2.bin", 0x000000, 0x80000, CRC(b832da9a) SHA1(520d3d1b5897800af47f92efd2444a26b7a7dead) ) // TC544000AF-150, 1xxxxxxxxxxxxxxxxxx = 0xFF
ROM_REGION32_BE( 0x200000, "overlay", 0 )
ROM_COPY( "bios", 0, 0, 0x200000 )
DISK_REGION( "cdrom" )
DISK_IMAGE_READONLY( "md23do", 0, NO_DUMP )
ROM_END

4
src/mame/includes/3do.h
View File

@ -24,8 +24,7 @@ public:
m_vram(*this, "vram"),
m_nvram(*this, "nvram"),
m_screen(*this, "screen"),
m_bank1(*this, "bank1"),
m_bank2(*this, "bank2") { }
m_bank1(*this, "bank1") { }
void _3do(machine_config &config);
void _3do_pal(machine_config &config);
@ -166,7 +165,6 @@ private:
required_device<nvram_device> m_nvram;
required_device<screen_device> m_screen;
required_memory_bank m_bank1;
required_memory_bank m_bank2;
SLOW2 m_slow2;
MADAM m_madam;