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(notes)

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This commit is contained in:
Michaël Banaan Ananas 2013-06-26 17:20:46 +00:00
parent db570a822d
commit 68423654a6
1 changed files with 7 additions and 4 deletions
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11
src/mame/drivers/seibuspi.c
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@ -51,8 +51,11 @@
TODO:
- Improve alpha blending. In Viper Phase 1, see the blue "Viper" logo when on the
"push 1 or 2 players button" screen. Note that the alpha blended red logo on the
title screen is tiles(that effect is emulated), this blue logo is sprites.
title screen is tiles(that effect is simulated), this blue logo is sprites.
The current implementation is a crude hack.
* DMA table? can't find any
* data in transparent pen? nope
* color bit 15? nope
- not sure if sprite priorities are completely right
*/
@ -944,8 +947,6 @@ WRITE32_MEMBER(seibuspi_state::ejsakura_input_select_w)
static ADDRESS_MAP_START( base_map, AS_PROGRAM, 32, seibuspi_state )
// AM_RANGE(0x00000104, 0x00000107) AM_WRITENOP // ?
// AM_RANGE(0x00000108, 0x0000010b) AM_WRITENOP // ?
AM_RANGE(0x00000414, 0x00000417) AM_WRITENOP // bg gfx decryption key, see machine/seibuspi.c
AM_RANGE(0x00000418, 0x0000041b) AM_READWRITE(spi_layer_bank_r, spi_layer_bank_w)
AM_RANGE(0x0000041c, 0x0000041f) AM_WRITE(spi_layer_enable_w)
@ -957,7 +958,9 @@ static ADDRESS_MAP_START( base_map, AS_PROGRAM, 32, seibuspi_state )
AM_RANGE(0x00000498, 0x0000049b) AM_WRITENOP // ? dma address high bits? (always writes 0)
AM_RANGE(0x0000050c, 0x0000050f) AM_WRITE16(sprite_dma_start_w, 0xffff0000)
AM_RANGE(0x00000524, 0x00000527) AM_WRITENOP // SEI252 sprite decryption key, see machine/spisprit.c
AM_RANGE(0x00000528, 0x0000052b) AM_WRITENOP // SEI252 sprite decryption unknown
AM_RANGE(0x00000530, 0x00000533) AM_WRITENOP // SEI252 sprite decryption table key, see machine/spisprit.c
AM_RANGE(0x00000534, 0x00000537) AM_WRITENOP // SEI252 sprite decryption unknown
AM_RANGE(0x0000053c, 0x0000053f) AM_WRITENOP // SEI252 sprite decryption table index, see machine/spisprit.c
AM_RANGE(0x0000054c, 0x0000054f) AM_WRITENOP // RISE10/11 sprite decryption key, see machine/seibuspi.c
AM_RANGE(0x00000560, 0x00000563) AM_WRITE16(sprite_dma_start_w, 0xffff0000)
@ -1083,7 +1086,7 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( spi_soundmap, AS_PROGRAM, 8, seibuspi_state )
AM_RANGE(0x4008, 0x4008) AM_DEVWRITE("soundfifo2", fifo7200_device, data_byte_w)
AM_RANGE(0x400a, 0x400a) AM_READ_PORT("JP1")
AM_RANGE(0x400a, 0x400a) AM_READ_PORT("JP1") // is JP1 physically really here?
AM_IMPORT_FROM( sxx2e_soundmap )
ADDRESS_MAP_END