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Fixed endianness

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This commit is contained in:
Angelo Salese 2013-03-05 19:57:25 +00:00
parent a30a3fe31f
commit 9d77a66715
2 changed files with 26 additions and 7 deletions
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6
src/emu/cpu/sh2/sh2drc.c
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@ -1188,7 +1188,7 @@ static void static_generate_memory_accessor(sh2_state *sh2, int size, int iswrit
UML_CMP(block, I0, sh2->fastram[ramnum].start);// cmp i0,fastram_start
UML_JMPc(block, COND_B, skip); // jb skip
}
if (!iswrite)
{
if (size == 1)
@ -1225,7 +1225,7 @@ static void static_generate_memory_accessor(sh2_state *sh2, int size, int iswrit
}
UML_RET(block); // ret
}
UML_LABEL(block, skip); // skip:
}
}
@ -2027,7 +2027,7 @@ static int generate_group_0(sh2_state *sh2, drcuml_block *block, compiler_state
UML_CMP(block, I0, 0x0); // cmp i0, #0
UML_JMPc(block, COND_NE, skip); // bne skip
UML_MOV(block, mem(&sh2->sleep_mode), 0x1); // mov sleep_mode, #1
UML_LABEL(block, skip); // skip:
generate_update_cycles(sh2, block, compiler, desc->pc, TRUE); // repeat this insn
UML_JMP(block, skip+2); // jmp skip+2

27
src/mess/drivers/casloopy.c
View File

@ -153,6 +153,7 @@ public:
required_shared_ptr<UINT32> m_bios_rom;
DECLARE_DRIVER_INIT(casloopy);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
UINT32 screen_update_casloopy(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
@ -172,7 +173,7 @@ UINT32 casloopy_state::screen_update_casloopy(screen_device &screen, bitmap_ind1
static ADDRESS_MAP_START( casloopy_map, AS_PROGRAM, 32, casloopy_state )
AM_RANGE(0x00000000, 0x00000007) AM_RAM AM_SHARE("bios_rom")
// AM_RANGE(0x01000000, 0x017fffff) - i/o?
AM_RANGE(0x06000000, 0x061fffff) AM_ROM AM_REGION("cart",0) // wrong?
AM_RANGE(0x06000000, 0x061fffff) AM_ROM AM_REGION("rom_cart",0) // wrong?
AM_RANGE(0x07fff000, 0x07ffffff) AM_RAM
ADDRESS_MAP_END
@ -185,6 +186,24 @@ ADDRESS_MAP_END
static INPUT_PORTS_START( casloopy )
INPUT_PORTS_END
/* TODO: move this into DEVICE_IMAGE_LOAD_MEMBER */
void casloopy_state::machine_start()
{
UINT8 *SRC = memregion("cart")->base();
UINT8 *DST = memregion("rom_cart")->base();
// fix endianness
for (int i=0;i<0x200000;i+=4)
{
UINT8 tempa = SRC[i+0];
UINT8 tempb = SRC[i+1];
DST[i+0] = SRC[i+2];
DST[i+1] = SRC[i+3];
DST[i+2] = tempa;
DST[i+3] = tempb;
}
}
void casloopy_state::machine_reset()
{
//machine().device("maincpu")->execute().set_input_line(INPUT_LINE_HALT, ASSERT_LINE); //halt the CPU until we find enough data to proceed
@ -200,7 +219,6 @@ static MACHINE_CONFIG_START( casloopy, casloopy_state )
// MCFG_CPU_ADD("subcpu",V60,8000000)
// MCFG_CPU_PROGRAM_MAP(casloopy_sub_map)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
@ -211,7 +229,6 @@ static MACHINE_CONFIG_START( casloopy, casloopy_state )
MCFG_PALETTE_LENGTH(512)
MCFG_CARTSLOT_ADD("cart")
MCFG_CARTSLOT_EXTENSION_LIST("ic1,bin")
MCFG_CARTSLOT_MANDATORY
@ -232,13 +249,15 @@ MACHINE_CONFIG_END
ROM_START( casloopy )
ROM_REGION( 0x80000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "bios1", 0x0000, 0x4000, NO_DUMP )
ROM_LOAD( "bios1", 0x0000, 0x8000, NO_DUMP ) // SH7021 uses 32 KB
ROM_REGION( 0x80000, "subcpu", 0) //NEC CDT-109
ROM_LOAD( "bios2.lsi352", 0x0000, 0x80000, CRC(8f51fa17) SHA1(99f50be06b083fdb07e08f30b0b26d9037afc869) )
ROM_REGION( 0x200000, "cart", 0 )
ROM_CART_LOAD("cart", 0x00000, 0x200000, ROM_NOMIRROR)
ROM_REGION( 0x200000, "rom_cart", ROMREGION_ERASE00 )
ROM_END
DRIVER_INIT_MEMBER(casloopy_state,casloopy)