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Added DMA commands 0x82 and 0x09 to raiden2.c, no whatsnew

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This commit is contained in:
Angelo Salese 2010-12-23 00:18:57 +00:00
parent 0f0bdc3623
commit e1d838b1ee
2 changed files with 48 additions and 6 deletions
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51
src/mame/drivers/raiden2.c
View File

@ -189,6 +189,11 @@ WRITE16_MEMBER(raiden2_state::cop_pgm_trigger_w)
cop_latch_trigger = data;
}
WRITE16_MEMBER(raiden2_state::cop_dma_adr_rel_w)
{
COMBINE_DATA(&cop_dma_adr_rel);
}
WRITE16_MEMBER(raiden2_state::cop_dma_v1_w)
{
COMBINE_DATA(&cop_dma_v1);
@ -223,9 +228,6 @@ WRITE16_MEMBER(raiden2_state::cop_dma_trigger_w)
{
// logerror("COP DMA mode=%x adr=%x size=%x vals=%x %x %x\n", cop_dma_mode, cop_dma_adr, cop_dma_size, cop_dma_v1, cop_dma_v2, cop_dma_v3);
//if(cop_dma_mode != 0x14 && cop_dma_mode != 0x15)
// printf("%02x\n",cop_dma_mode);
switch(cop_dma_mode) {
case 0x14: {
int rsize = 32*(0x7f-cop_dma_size);
@ -235,6 +237,44 @@ WRITE16_MEMBER(raiden2_state::cop_dma_trigger_w)
sprites_cur_start = rsize;
break;
}
case 0x82: {
UINT32 src,dst,size;
int i;
src = (cop_dma_adr << 6) + (cop_dma_adr_rel * 0x400);
dst = (cop_dma_v3 << 6);
size = ((cop_dma_size << 5) - (cop_dma_v3 << 6) + 0x20)/2;
//printf("%08x %08x %08x\n",src,dst,size);
for(i = 0;i < size;i++)
{
space.write_word(dst, space.read_word(src));
src+=2;
dst+=2;
}
break;
}
case 0x09: {
UINT32 src,dst,size;
int i;
src = (cop_dma_adr << 6);
dst = (cop_dma_v3 << 6);
size = ((cop_dma_size << 5) - (cop_dma_v3 << 6) + 0x20)/2;
// printf("%08x %08x %08x\n",src,dst,size);
for(i = 0;i < size;i++)
{
space.write_word(dst, space.read_word(src));
src+=2;
dst+=2;
}
break;
}
}
}
@ -858,6 +898,8 @@ static ADDRESS_MAP_START( raiden2_cop_mem, ADDRESS_SPACE_PROGRAM, 16, raiden2_st
AM_RANGE(0x0043c, 0x0043d) AM_WRITE(cop_pgm_trigger_w)
AM_RANGE(0x00444, 0x00445) AM_WRITE(cop_scale_w)
AM_RANGE(0x00470, 0x00471) AM_WRITE(cop_tile_bank_2_w)
AM_RANGE(0x00476, 0x00477) AM_WRITE(cop_dma_adr_rel_w)
AM_RANGE(0x00478, 0x00479) AM_WRITE(cop_dma_adr_w)
AM_RANGE(0x0047a, 0x0047b) AM_WRITE(cop_dma_size_w)
AM_RANGE(0x0047c, 0x0047d) AM_WRITE(cop_dma_v3_w)
@ -954,8 +996,7 @@ static ADDRESS_MAP_START( xsedae_mem, ADDRESS_SPACE_PROGRAM, 16, raiden2_state )
AM_RANGE(0x0c800, 0x0cfff) AM_RAM_WRITE(raiden2_midground_w) AM_BASE(mid_data)
AM_RANGE(0x0d000, 0x0dfff) AM_RAM_WRITE(raiden2_text_w) AM_BASE(text_data)
/* TODO: probably needs a DMA */
AM_RANGE(0x14800, 0x157ff) AM_RAM AM_WRITE_LEGACY(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
AM_RANGE(0x0e000, 0x0efff) AM_RAM AM_WRITE_LEGACY(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
AM_RANGE(0x00800, 0x0ffff) AM_RAM
AM_RANGE(0x10000, 0x1ffff) AM_RAM

3
src/mame/includes/raiden2.h
View File

@ -10,6 +10,7 @@ public:
DECLARE_WRITE16_MEMBER( cop_dma_v1_w );
DECLARE_WRITE16_MEMBER( cop_dma_v2_w );
DECLARE_WRITE16_MEMBER( cop_scale_w );
DECLARE_WRITE16_MEMBER( cop_dma_adr_rel_w );
DECLARE_WRITE16_MEMBER( cop_dma_adr_w );
DECLARE_WRITE16_MEMBER( cop_dma_size_w );
DECLARE_WRITE16_MEMBER( cop_dma_v3_w );
@ -71,7 +72,7 @@ public:
UINT32 cop_regs[4], cop_itoa;
UINT16 cop_status, cop_scale, cop_itoa_digit_count, cop_angle, cop_dist;
UINT8 cop_itoa_digits[10];
UINT16 cop_dma_mode, cop_dma_adr, cop_dma_size, cop_dma_v1, cop_dma_v2, cop_dma_v3;
UINT16 cop_dma_mode, cop_dma_adr, cop_dma_size, cop_dma_v1, cop_dma_v2, cop_dma_v3,cop_dma_adr_rel;
UINT16 sprites[0x800], sprites_cur_start;
UINT16 cop_func_trigger[0x100/8]; /* function trigger */