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-rw-r--r--src/mame/machine/tatsumi.cpp330
1 files changed, 0 insertions, 330 deletions
diff --git a/src/mame/machine/tatsumi.cpp b/src/mame/machine/tatsumi.cpp
deleted file mode 100644
index 93922f9a614..00000000000
--- a/src/mame/machine/tatsumi.cpp
+++ /dev/null
@@ -1,330 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Bryan McPhail, Angelo Salese
-#include "emu.h"
-#include "includes/tatsumi.h"
-#include "sound/okim6295.h"
-
-
-/******************************************************************************/
-
-void tatsumi_state::tatsumi_reset()
-{
- m_last_control = 0;
- m_control_word = 0;
-
- save_item(NAME(m_last_control));
- save_item(NAME(m_control_word));
-}
-
-/******************************************************************************/
-
-uint16_t apache3_state::apache3_bank_r()
-{
- return m_control_word;
-}
-
-void apache3_state::apache3_bank_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- /*
- 0x8000 - Set when accessing palette ram (not implemented, perhaps blank screen?)
- 0x0080 - Set when accessing IO cpu RAM/ROM (implemented as halt cpu)
- 0x0060 - IOP bank to access from main cpu (0x0 = RAM, 0x20 = lower ROM, 0x60 = upper ROM)
- 0x0010 - Set when accessing OBJ cpu RAM/ROM (implemented as halt cpu)
- 0x000f - OBJ bank to access from main cpu (0x8 = RAM, 0x0 to 0x7 = ROM)
- */
-
- COMBINE_DATA(&m_control_word);
-
- if (m_control_word & 0x7f00)
- {
- logerror("Unknown control Word: %04x\n",m_control_word);
- m_subcpu2->set_input_line(INPUT_LINE_HALT, CLEAR_LINE); // ?
- }
-
- if (m_control_word & 0x10)
- m_subcpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- else
- m_subcpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
-
- if (m_control_word & 0x80)
- m_audiocpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- else
- m_audiocpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
-
- m_last_control=m_control_word;
-}
-
-// D1 = /ZBREQ - Z80 bus request
-// D0 = /GRDACC - Allow 68000 access to road pattern RAM
-void apache3_state::apache3_z80_ctrl_w(uint16_t data)
-{
- m_subcpu2->set_input_line(INPUT_LINE_HALT, data & 2 ? ASSERT_LINE : CLEAR_LINE);
-}
-
-uint16_t apache3_state::apache3_v30_v20_r(offs_t offset)
-{
- address_space &targetspace = m_audiocpu->space(AS_PROGRAM);
-
- /* Each V20 byte maps to a V30 word */
- if ((m_control_word & 0xe0) == 0xe0)
- offset += 0xf8000; /* Upper half */
- else if ((m_control_word & 0xe0) == 0xc0)
- offset += 0xf0000;
- else if ((m_control_word & 0xe0) == 0x80)
- offset += 0x00000; // main ram
- else
- logerror("%08x: unmapped read z80 rom %08x\n", m_maincpu->pc(), offset);
- return 0xff00 | targetspace.read_byte(offset);
-}
-
-void apache3_state::apache3_v30_v20_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- address_space &targetspace = m_audiocpu->space(AS_PROGRAM);
-
- if ((m_control_word & 0xe0) != 0x80)
- logerror("%08x: write unmapped v30 rom %08x\n", m_maincpu->pc(), offset);
-
- /* Only 8 bits of the V30 data bus are connected - ignore writes to the other half */
- if (ACCESSING_BITS_0_7)
- {
- targetspace.write_byte(offset, data & 0xff);
- }
-}
-
-uint16_t apache3_state::apache3_z80_r(offs_t offset)
-{
- return m_apache3_z80_ram[offset];
-}
-
-void apache3_state::apache3_z80_w(offs_t offset, uint16_t data)
-{
- m_apache3_z80_ram[offset] = data & 0xff;
-}
-
-uint8_t apache3_state::apache3_vr1_r()
-{
- return (uint8_t)((255./100) * (100 - m_vr1->read()));
-}
-
-/* Ground/sky rotation control
- *
- * There are 12 16-bit values that are
- * presumably loaded into the 8 TZ2213 custom
- * accumulators and counters.
- */
-void apache3_state::apache3_rotate_w(uint16_t data)
-{
- m_apache3_rotate_ctrl[m_apache3_rot_idx] = data;
- m_apache3_rot_idx = (m_apache3_rot_idx + 1) % 12;
-}
-
-/******************************************************************************/
-
-uint16_t roundup5_state::roundup_v30_z80_r(offs_t offset)
-{
- address_space &targetspace = m_audiocpu->space(AS_PROGRAM);
-
- /* Each Z80 byte maps to a V30 word */
- if (m_control_word & 0x20)
- offset += 0x8000; /* Upper half */
-
- return 0xff00 | targetspace.read_byte(offset);
-}
-
-void roundup5_state::roundup_v30_z80_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- address_space &targetspace = m_audiocpu->space(AS_PROGRAM);
-
- /* Only 8 bits of the V30 data bus are connected - ignore writes to the other half */
- if (ACCESSING_BITS_0_7)
- {
- if (m_control_word & 0x20)
- offset += 0x8000; /* Upper half of Z80 address space */
-
- targetspace.write_byte(offset, data & 0xff);
- }
-}
-
-
-void roundup5_state::roundup5_control_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- COMBINE_DATA(&m_control_word);
-
- if (m_control_word & 0x10)
- m_subcpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- else
- m_subcpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
-
- if (m_control_word & 0x4)
- m_audiocpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- else
- m_audiocpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
-
-// if (offset == 1 && (tatsumi_control_w & 0xfeff) != (last_bank & 0xfeff))
-// logerror("%s: Changed bank to %04x (%d)\n", m_maincpu->pc(), tatsumi_control_w,offset);
-
-//todo - watchdog
-
- /* Bank:
-
- 0x0017 : OBJ banks
- 0x0018 : 68000 RAM mask 0x0380 used to save bits when writing
- 0x0c10 : 68000 ROM
-
- 0x0040 : Z80 rom (lower half) mapped to 0x10000
- 0x0060 : Z80 rom (upper half) mapped to 0x10000
-
- 0x0080 : enabled when showing map screen after a play
- (switches video priority between text layer and sprites)
-
- 0x0100 : watchdog.
-
- 0x0c00 : vram bank (bits 0x7000 also set when writing vram)
-
- 0x8000 : set whenever writing to palette ram?
-
- Changed bank to 0060 (0)
- */
-
- if ((m_control_word & 0x8) == 0 && !(m_last_control & 0x8))
- m_subcpu->set_input_line(INPUT_LINE_IRQ4, ASSERT_LINE);
-// if (tatsumi_control_w&0x200)
-// cpu_set_reset_line(1, CLEAR_LINE);
-// else
-// cpu_set_reset_line(1, ASSERT_LINE);
-
-// if ((tatsumi_control_w&0x200) && (last_bank&0x200)==0)
-// logerror("68k irq\n");
-// if ((tatsumi_control_w&0x200)==0 && (last_bank&0x200)==0x200)
-// logerror("68k reset\n");
-
- if (m_control_word == 0x3a00)
- {
-// cpu_set_reset_line(1, CLEAR_LINE);
-// logerror("68k on\n");
- }
-
- m_last_control = m_control_word;
-}
-
-void roundup5_state::road_vregs_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- /*
- ---- ---x ---- ---- enabled when there's a road slope of any kind, unknown purpose
- ---- ---- -xx- ---- enables alternatively in tunnels sometimes, color mods?
- ---- ---- ---x ---- road bank select
- ---- ---- ---- xxxx various values written during POST while accessing road pixel ram,
- otherwise 0xb at the start of irq service
- */
-
- COMBINE_DATA(&m_road_vregs[offset]);
-
- m_subcpu->set_input_line(INPUT_LINE_IRQ4, CLEAR_LINE); // guess, probably wrong
-// logerror("d_68k_e0000_w %s %04x\n", m_maincpu->pc(), data);
-}
-
-/******************************************************************************/
-
-void cyclwarr_state::cyclwarr_control_w(uint8_t data)
-{
- m_control_word = data;
-
-// if ((m_control_word&0xfe) != (m_last_control&0xfe))
-// logerror("%s control_w %04x\n", m_maincpu->pc(), data);
-
-/*
-
-0x1 - watchdog
-0x4 - cpu bus lock
-
-
-
-*/
-
- if ((m_control_word & 4) == 4 && (m_last_control & 4) == 0)
- {
-// logerror("68k 2 halt\n");
- m_subcpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
- }
-
- if ((m_control_word & 4) == 0 && (m_last_control & 4) == 4)
- {
-// logerror("68k 2 irq go\n");
- m_subcpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
- }
-
- m_last_control = m_control_word;
-}
-
-/******************************************************************************/
-
-uint16_t tatsumi_state::tatsumi_v30_68000_r(offs_t offset)
-{
- const uint16_t* rom=(uint16_t*)m_subregion->base();
-
-//logerror("%s:68000_r(%04X),cw=%04X\n", m_maincpu->pc(), offset*2, m_control_word);
- /* Read from 68k RAM */
- if ((m_control_word&0x1f)==0x18)
- {
- #ifdef UNUSED_FUNCTION
- // hack to make roundup 5 boot
- // doesn't seem necessary anymore, left for reference
- if (m_maincpu->pc()==0xec575)
- {
- uint8_t *dst = m_mainregion->base();
- dst[BYTE_XOR_LE(0xec57a)]=0x46;
- dst[BYTE_XOR_LE(0xec57b)]=0x46;
-
- dst[BYTE_XOR_LE(0xfc520)]=0x46; //code that stops cpu after coin counter goes mad..
- dst[BYTE_XOR_LE(0xfc521)]=0x46;
- dst[BYTE_XOR_LE(0xfc522)]=0x46;
- dst[BYTE_XOR_LE(0xfc523)]=0x46;
- dst[BYTE_XOR_LE(0xfc524)]=0x46;
- dst[BYTE_XOR_LE(0xfc525)]=0x46;
- }
- #endif
-
- return m_sharedram[offset & 0x1fff];
- }
-
- /* Read from 68k ROM */
- offset+=(m_control_word&0x7)*0x8000;
-
- return rom[offset];
-}
-
-void tatsumi_state::tatsumi_v30_68000_w(offs_t offset, uint16_t data, uint16_t mem_mask)
-{
- if ((m_control_word&0x1f)!=0x18)
- logerror("68k write in bank %05x\n",m_control_word);
-
- COMBINE_DATA(&m_sharedram[offset]);
-}
-
-/***********************************************************************************/
-
-uint8_t cyclwarr_state::oki_status_xor_r()
-{
- int r = m_oki->read();
-
- // Cycle Warriors and Big Fight access this with reversed activeness.
- // this is particularly noticeable with the "We got em" sample played in CW at stage clear:
- // gets cut too early with the old hack below.
- // fwiw returning normal oki status doesn't work at all, both games don't make any sound.
- // TODO: verify with HW
- return (r ^ 0xff);
- #ifdef UNUSED_FUNCTION
- // old hack left for reference
-
- if (m_audiocpu->pc()==0x2b70 || m_audiocpu->pc()==0x2bb5
- || m_audiocpu->pc()==0x2acc
- || m_audiocpu->pc()==0x1c79 // BigFight
- || m_audiocpu->pc()==0x1cbe // BigFight
- || m_audiocpu->pc()==0xf9881)
- return 0xf;
- if (m_audiocpu->pc()==0x2ba3 || m_audiocpu->pc()==0x2a9b || m_audiocpu->pc()==0x2adc
- || m_audiocpu->pc()==0x1cac) // BigFight
- return 0;
- return r;
- #endif
-}