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Diffstat (limited to 'src/mame/machine/nb1414m4.c')
-rw-r--r--src/mame/machine/nb1414m4.c200
1 files changed, 112 insertions, 88 deletions
diff --git a/src/mame/machine/nb1414m4.c b/src/mame/machine/nb1414m4.c
index 604341b35fc..c8886631963 100644
--- a/src/mame/machine/nb1414m4.c
+++ b/src/mame/machine/nb1414m4.c
@@ -14,7 +14,6 @@ TODO:
- Ninja Emaki triggers unknown commands 0x8000 & 0xff20;
- Ninja Emaki continue screen is corrupt;
- How to NOT draw the params?
-- Device-ify this;
Notes:
- Just before any string in the "MCU" rom, there's a control byte, this meaning is as follows:
@@ -31,9 +30,40 @@ Notes:
#include "emu.h"
#include "includes/nb1414m4.h"
-static void nichibutsu_1414m4_dma(address_space &space,UINT16 src,UINT16 dst,UINT16 size, UINT8 condition,UINT8 *vram)
+const device_type NB1414M4 = &device_creator<nb1414m4_device>;
+
+nb1414m4_device::nb1414m4_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : device_t(mconfig, NB1414M4, "NB1414M4 Mahjong Custom", tag, owner, clock, "nb1414m4", __FILE__),
+ device_video_interface(mconfig, *this),
+ m_data(NULL)
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void nb1414m4_device::device_start()
+{
+ m_data = region()->base();
+}
+
+//-------------------------------------------------
+// device_reset - device-specific startup
+//-------------------------------------------------
+
+void nb1414m4_device::device_reset()
+{
+
+}
+
+/*****************************************************************************
+ DEVICE HANDLERS
+*****************************************************************************/
+
+void nb1414m4_device::dma(UINT16 src, UINT16 dst, UINT16 size, UINT8 condition, UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
int i;
for(i=0;i<size;i++)
@@ -41,13 +71,13 @@ static void nichibutsu_1414m4_dma(address_space &space,UINT16 src,UINT16 dst,UIN
if(i+dst+0x000 < 18) //avoid param overwrite
continue;
- vram[i+dst+0x000] = (condition) ? (data[i+(0)+src] & 0xff) : 0x20;
+ vram[i+dst+0x000] = (condition) ? (m_data[i+(0)+src] & 0xff) : 0x20;
- vram[i+dst+0x400] = data[i+(size)+src] & 0xff;
+ vram[i+dst+0x400] = m_data[i+(size)+src] & 0xff;
}
}
-static void nichibutsu_1414m4_fill(address_space &space,UINT16 dst,UINT8 tile,UINT8 pal,UINT8 *vram)
+void nb1414m4_device::fill(UINT16 dst, UINT8 tile, UINT8 pal, UINT8 *vram)
{
int i;
@@ -61,61 +91,58 @@ static void nichibutsu_1414m4_fill(address_space &space,UINT16 dst,UINT8 tile,UI
}
}
-static void insert_coin_msg(address_space &space,UINT8 *vram)
+void nb1414m4_device::insert_coin_msg(UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
int credit_count = (vram[0xf] & 0xff);
- UINT8 fl_cond = space.machine().first_screen()->frame_number() & 0x10; /* for insert coin "flickering" */
+ UINT8 fl_cond = m_screen->frame_number() & 0x10; /* for insert coin "flickering" */
UINT16 dst;
if(credit_count == 0)
{
- dst = (data[0x01]<<8|data[0x02]) & 0x3fff;
+ dst = (m_data[0x01]<<8|m_data[0x02]) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x0003,dst,0x10,fl_cond,vram);
+ dma(0x0003,dst,0x10,fl_cond,vram);
}
else
{
- dst = (data[0x49]<<8|data[0x4a]) & 0x3fff;
+ dst = (m_data[0x49]<<8|m_data[0x4a]) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x004b,dst,0x18,1,vram);
+ dma(0x004b,dst,0x18,1,vram);
}
}
-static void credit_msg(address_space &space,UINT8 *vram)
+void nb1414m4_device::credit_msg(UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
int credit_count = (vram[0xf] & 0xff);
- UINT8 fl_cond = space.machine().first_screen()->frame_number() & 0x10; /* for insert coin "flickering" */
+ UINT8 fl_cond = m_screen->frame_number() & 0x10; /* for insert coin "flickering" */
UINT16 dst;
- dst = ((data[0x023]<<8)|(data[0x024]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x0025,dst,0x10,1,vram); /* credit */
+ dst = ((m_data[0x023]<<8)|(m_data[0x024]&0xff)) & 0x3fff;
+ dma(0x0025,dst,0x10,1,vram); /* credit */
- dst = ((data[0x045]<<8)|(data[0x046]&0xff)) & 0x3fff;
- dst++; // data is 0x5e, needs to be 0x5f ...
+ dst = ((m_data[0x045]<<8)|(m_data[0x046]&0xff)) & 0x3fff;
+ dst++; // m_data is 0x5e, needs to be 0x5f ...
vram[dst+0x000] = (credit_count + 0x30); /* credit num */
- vram[dst+0x400] = (data[0x48]);
+ vram[dst+0x400] = (m_data[0x48]);
if(credit_count == 1) /* ONE PLAYER ONLY */
{
- dst = ((data[0x07b]<<8)|(data[0x07c]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x007d,dst,0x18,fl_cond,vram);
+ dst = ((m_data[0x07b]<<8)|(m_data[0x07c]&0xff)) & 0x3fff;
+ dma(0x007d,dst,0x18,fl_cond,vram);
}
else if(credit_count > 1) /* ONE OR TWO PLAYERS */
{
- dst = ((data[0x0ad]<<8)|(data[0x0ae]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x00af,dst,0x18,fl_cond,vram);
+ dst = ((m_data[0x0ad]<<8)|(m_data[0x0ae]&0xff)) & 0x3fff;
+ dma(0x00af,dst,0x18,fl_cond,vram);
}
}
-static void kozure_score_msg(address_space &space,UINT16 dst,UINT8 src_base,UINT8 *vram)
+void nb1414m4_device::kozure_score_msg(UINT16 dst, UINT8 src_base, UINT8 *vram)
{
int i;
UINT8 first_digit;
UINT8 res;
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
-
+
first_digit = 0;
for(i=0;i<6;i++)
@@ -130,29 +157,28 @@ static void kozure_score_msg(address_space &space,UINT16 dst,UINT8 src_base,UINT
else
vram[i+dst+0x0000] = 0x20;
- vram[i+dst+0x0400] = data[0x10f+(src_base*0x1c)+i];
+ vram[i+dst+0x0400] = m_data[0x10f+(src_base*0x1c)+i];
}
vram[6+dst+0x0000] = 0x30;
- vram[6+dst+0x0400] = data[0x10f+(src_base*0x1c)+6];
+ vram[6+dst+0x0400] = m_data[0x10f+(src_base*0x1c)+6];
vram[7+dst+0x0000] = 0x30;
- vram[7+dst+0x0400] = data[0x10f+(src_base*0x1c)+7];
+ vram[7+dst+0x0400] = m_data[0x10f+(src_base*0x1c)+7];
}
-static void nichibutsu_1414m4_0200(address_space &space, UINT16 mcu_cmd,UINT8 *vram)
+void nb1414m4_device::_0200(UINT16 mcu_cmd, UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
UINT16 dst;
- dst = (data[0x330+((mcu_cmd & 0xf)*2)]<<8)|(data[0x331+((mcu_cmd & 0xf)*2)]&0xff);
+ dst = (m_data[0x330+((mcu_cmd & 0xf)*2)]<<8)|(m_data[0x331+((mcu_cmd & 0xf)*2)]&0xff);
dst &= 0x3fff;
if(dst & 0x7ff) // fill
- nichibutsu_1414m4_fill(space,0x0000,data[dst & 0x3fff],data[dst+1],vram);
+ fill(0x0000,m_data[dst & 0x3fff],m_data[dst+1],vram);
else // src -> dst
- nichibutsu_1414m4_dma(space,dst & 0x3fff,0x0000,0x400,1,vram);
+ dma(dst & 0x3fff,0x0000,0x400,1,vram);
}
/*
@@ -185,95 +211,93 @@ static void nichibutsu_1414m4_0200(address_space &space, UINT16 mcu_cmd,UINT8 *v
[0x10] coinage B
[0x11] sound test num
*/
-static void nichibutsu_1414m4_0600(address_space &space, UINT8 is2p,UINT8 *vram)
+void nb1414m4_device::_0600(UINT8 is2p, UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
UINT16 dst;
int i;
- dst = ((data[0x1f5]<<8)|(data[0x1f6]&0xff)) & 0x3fff;
- vram[dst] = (vram[7] & 0x7) + 0x30;//data[0x1f7];
+ dst = ((m_data[0x1f5]<<8)|(m_data[0x1f6]&0xff)) & 0x3fff;
+ vram[dst] = (vram[7] & 0x7) + 0x30;//m_data[0x1f7];
- dst = ((data[0x1f8]<<8)|(data[0x1f9]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x1fa + (((vram[7] & 0x30) >> 4) * 0x18),dst,12,1,vram);
+ dst = ((m_data[0x1f8]<<8)|(m_data[0x1f9]&0xff)) & 0x3fff;
+ dma(0x1fa + (((vram[7] & 0x30) >> 4) * 0x18),dst,12,1,vram);
// 0x25a - 0x261 unknown meaning
- dst = ((data[0x262]<<8)|(data[0x263]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x264 + (((vram[7] & 0x80) >> 7) * 0x18),dst,12,1,vram);
+ dst = ((m_data[0x262]<<8)|(m_data[0x263]&0xff)) & 0x3fff;
+ dma(0x264 + (((vram[7] & 0x80) >> 7) * 0x18),dst,12,1,vram);
- dst = ((data[0x294]<<8)|(data[0x295]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x296 + (((vram[7] & 0x40) >> 6) * 0x18),dst,12,1,vram);
+ dst = ((m_data[0x294]<<8)|(m_data[0x295]&0xff)) & 0x3fff;
+ dma(0x296 + (((vram[7] & 0x40) >> 6) * 0x18),dst,12,1,vram);
- dst = ((data[0x2c6]<<8)|(data[0x2c7]&0xff)) & 0x3fff;
- vram[dst] = ((vram[0xf] & 0xf0) >> 4) + 0x30;//data[0x2c8];
+ dst = ((m_data[0x2c6]<<8)|(m_data[0x2c7]&0xff)) & 0x3fff;
+ vram[dst] = ((vram[0xf] & 0xf0) >> 4) + 0x30;//m_data[0x2c8];
- dst = ((data[0x2c9]<<8)|(data[0x2ca]&0xff)) & 0x3fff;
- vram[dst] = ((vram[0xf] & 0x0f) >> 0) + 0x30;//data[0x2cb];
+ dst = ((m_data[0x2c9]<<8)|(m_data[0x2ca]&0xff)) & 0x3fff;
+ vram[dst] = ((vram[0xf] & 0x0f) >> 0) + 0x30;//m_data[0x2cb];
- dst = ((data[0x2cc]<<8)|(data[0x2cd]&0xff)) & 0x3fff;
- vram[dst] = ((vram[0x10] & 0xf0) >> 4) + 0x30;//data[0x2ce];
+ dst = ((m_data[0x2cc]<<8)|(m_data[0x2cd]&0xff)) & 0x3fff;
+ vram[dst] = ((vram[0x10] & 0xf0) >> 4) + 0x30;//m_data[0x2ce];
- dst = ((data[0x2cf]<<8)|(data[0x2d0]&0xff)) & 0x3fff;
- vram[dst] = ((vram[0x10] & 0x0f) >> 0) + 0x30;//data[0x2d1];
+ dst = ((m_data[0x2cf]<<8)|(m_data[0x2d0]&0xff)) & 0x3fff;
+ vram[dst] = ((vram[0x10] & 0x0f) >> 0) + 0x30;//m_data[0x2d1];
- dst = ((data[0x2d2]<<8)|(data[0x2d3]&0xff)) & 0x3fff;
- vram[dst+0] = ((vram[0x11] & 0xf0) >> 4) + 0x30;//data[0x2d4];
- vram[dst+1] = (vram[0x11] & 0x0f) + 0x30;//data[0x2d5];
+ dst = ((m_data[0x2d2]<<8)|(m_data[0x2d3]&0xff)) & 0x3fff;
+ vram[dst+0] = ((vram[0x11] & 0xf0) >> 4) + 0x30;//m_data[0x2d4];
+ vram[dst+1] = (vram[0x11] & 0x0f) + 0x30;//m_data[0x2d5];
- dst = ((data[0x2d6]<<8)|(data[0x2d7]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x2d8 + (is2p * 0x18),dst,12,1,vram); // 1p / 2p string
+ dst = ((m_data[0x2d6]<<8)|(m_data[0x2d7]&0xff)) & 0x3fff;
+ dma(0x2d8 + (is2p * 0x18),dst,12,1,vram); // 1p / 2p string
- dst = ((data[0x308]<<8)|(data[0x309]&0xff)) & 0x3fff;
+ dst = ((m_data[0x308]<<8)|(m_data[0x309]&0xff)) & 0x3fff;
for(i=0;i<5;i++) /* system inputs */
- nichibutsu_1414m4_dma(space,0x310 + (((vram[0x04] >> (4-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
+ dma(0x310 + (((vram[0x04] >> (4-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
- dst = ((data[0x30a]<<8)|(data[0x30b]&0xff)) & 0x3fff;
+ dst = ((m_data[0x30a]<<8)|(m_data[0x30b]&0xff)) & 0x3fff;
for(i=0;i<7;i++) /* 1p / 2p inputs */
- nichibutsu_1414m4_dma(space,0x310 + (((vram[0x02 + is2p] >> (6-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
+ dma(0x310 + (((vram[0x02 + is2p] >> (6-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
- dst = ((data[0x30c]<<8)|(data[0x30d]&0xff)) & 0x3fff;
+ dst = ((m_data[0x30c]<<8)|(m_data[0x30d]&0xff)) & 0x3fff;
for(i=0;i<8;i++) /* dips */
- nichibutsu_1414m4_dma(space,0x310 + (((vram[0x05] >> (7-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
+ dma(0x310 + (((vram[0x05] >> (7-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
- dst = ((data[0x30e]<<8)|(data[0x30f]&0xff)) & 0x3fff;
+ dst = ((m_data[0x30e]<<8)|(m_data[0x30f]&0xff)) & 0x3fff;
for(i=0;i<8;i++) /* dips */
- nichibutsu_1414m4_dma(space,0x310 + (((vram[0x06] >> (7-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
+ dma(0x310 + (((vram[0x06] >> (7-i)) & 1) * 6),dst + (i * 0x20),0x3,1,vram);
}
-static void nichibutsu_1414m4_0e00(address_space &space,UINT16 mcu_cmd,UINT8 *vram)
+void nb1414m4_device::_0e00(UINT16 mcu_cmd, UINT8 *vram)
{
- UINT8 * data = (UINT8 *)space.machine().root_device().memregion("blit_data")->base();
UINT16 dst;
- dst = ((data[0xdf]<<8)|(data[0xe0]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x00e1,dst,8,1,vram); /* hi-score */
+ dst = ((m_data[0xdf]<<8)|(m_data[0xe0]&0xff)) & 0x3fff;
+ dma(0x00e1,dst,8,1,vram); /* hi-score */
if(mcu_cmd & 0x04)
{
- dst = ((data[0xfb]<<8)|(data[0xfc]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x00fd,dst,8,!(mcu_cmd & 1),vram); /* 1p-msg */
- dst = ((data[0x10d]<<8)|(data[0x10e]&0xff)) & 0x3fff;
- kozure_score_msg(space,dst,0,vram); /* 1p score */
+ dst = ((m_data[0xfb]<<8)|(m_data[0xfc]&0xff)) & 0x3fff;
+ dma(0x00fd,dst,8,!(mcu_cmd & 1),vram); /* 1p-msg */
+ dst = ((m_data[0x10d]<<8)|(m_data[0x10e]&0xff)) & 0x3fff;
+ kozure_score_msg(dst,0,vram); /* 1p score */
if(mcu_cmd & 0x80)
{
- dst = ((data[0x117]<<8)|(data[0x118]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x0119,dst,8,!(mcu_cmd & 2),vram); /* 2p-msg */
- dst = ((data[0x129]<<8)|(data[0x12a]&0xff)) & 0x3fff;
- kozure_score_msg(space,dst,1,vram); /* 2p score */
+ dst = ((m_data[0x117]<<8)|(m_data[0x118]&0xff)) & 0x3fff;
+ dma(0x0119,dst,8,!(mcu_cmd & 2),vram); /* 2p-msg */
+ dst = ((m_data[0x129]<<8)|(m_data[0x12a]&0xff)) & 0x3fff;
+ kozure_score_msg(dst,1,vram); /* 2p score */
}
}
else
{
- dst = ((data[0x133]<<8)|(data[0x134]&0xff)) & 0x3fff;
- nichibutsu_1414m4_dma(space,0x0135,dst,0x10,!(mcu_cmd & 1),vram); /* game over */
- insert_coin_msg(space,vram);
+ dst = ((m_data[0x133]<<8)|(m_data[0x134]&0xff)) & 0x3fff;
+ dma(0x0135,dst,0x10,!(mcu_cmd & 1),vram); /* game over */
+ insert_coin_msg(vram);
if((mcu_cmd & 0x18) == 0) // TODO: either one of these two disables credit display
- credit_msg(space,vram);
+ credit_msg(vram);
}
}
-void nb_1414m4_exec(address_space &space,UINT16 mcu_cmd,UINT8 *vram,UINT16 &scrollx,UINT16 &scrolly,tilemap_t *tilemap)
+void nb1414m4_device::exec(UINT16 mcu_cmd, UINT8 *vram, UINT16 &scrollx, UINT16 &scrolly, tilemap_t *tilemap)
{
/* latch fg scroll values */
scrollx = (vram[0x0d] & 0xff) | ((vram[0x0e] & 0xff) << 8);
@@ -283,16 +307,16 @@ void nb_1414m4_exec(address_space &space,UINT16 mcu_cmd,UINT8 *vram,UINT16 &scro
switch(mcu_cmd & 0xff00)
{
/* title screen / continue screens */
- case 0x0000: insert_coin_msg(space,vram); credit_msg(space,vram); break;
+ case 0x0000: insert_coin_msg(vram); credit_msg(vram); break;
/* direct DMA'ing / fill */
- case 0x0200: nichibutsu_1414m4_0200(space,mcu_cmd & 0x87,vram); break;
+ case 0x0200: _0200(mcu_cmd & 0x87,vram); break;
/* service mode */
- case 0x0600: nichibutsu_1414m4_0600(space,mcu_cmd & 1,vram); break;
+ case 0x0600: _0600(mcu_cmd & 1,vram); break;
/* gameplay */
- case 0x0e00: nichibutsu_1414m4_0e00(space,mcu_cmd & 0xff,vram); break;
+ case 0x0e00: _0e00(mcu_cmd & 0xff,vram); break;
case 0x8000: break; //Ninja Emaki, attract mode
case 0xff00: break; //Ninja Emaki POST, presumably invalid