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Diffstat (limited to 'src/mess/machine/sms.c')
-rw-r--r--src/mess/machine/sms.c74
1 files changed, 37 insertions, 37 deletions
diff --git a/src/mess/machine/sms.c b/src/mess/machine/sms.c
index 3f62b69aa09..c75f71794d3 100644
--- a/src/mess/machine/sms.c
+++ b/src/mess/machine/sms.c
@@ -694,7 +694,7 @@ WRITE8_MEMBER(sms_state::sms_mapper_w)
{
bool bios_selected = false;
bool cartridge_selected = false;
-
+
m_mapper[offset] = data;
m_mainram[0x1ffc + offset] = data;
@@ -703,19 +703,19 @@ WRITE8_MEMBER(sms_state::sms_mapper_w)
if (!(m_bios_port & IO_CARTRIDGE) || (m_is_gamegear && m_BIOS == NULL))
cartridge_selected = true;
else
- return; // nothing to page in
+ return; // nothing to page in
}
else
{
if (!m_BIOS)
- return; // nothing to page in
+ return; // nothing to page in
bios_selected = true;
}
-
+
switch (offset)
{
case 0: // Control RAM/ROM
- if (!(data & 0x08) && !(m_bios_port & IO_BIOS_ROM) && bios_selected) // BIOS ROM
+ if (!(data & 0x08) && !(m_bios_port & IO_BIOS_ROM) && bios_selected) // BIOS ROM
{
if (!m_has_bios_0400 && !m_has_bios_2000)
{
@@ -723,13 +723,13 @@ WRITE8_MEMBER(sms_state::sms_mapper_w)
m_bios_page[2] = m_mapper[3];
}
}
- else if (cartridge_selected) // CART ROM/RAM
+ else if (cartridge_selected) // CART ROM/RAM
{
m_bank_enabled[2] = ENABLE_CART;
m_cartslot->write_mapper(space, offset, data);
}
break;
-
+
case 1: // Select 16k ROM bank for 0400-3fff
case 2: // Select 16k ROM bank for 4000-7fff
case 3: // Select 16k ROM bank for 8000-bfff
@@ -761,9 +761,9 @@ READ8_MEMBER(sms_state::read_0000)
return m_BIOS[(m_bios_page[3] * 0x4000) + (offset & 0x3fff)];
}
if (m_bank_enabled[3] == ENABLE_CART)
- return m_cartslot->read_cart(space, offset);
+ return m_cartslot->read_cart(space, offset);
if (m_card && m_bank_enabled[3] == ENABLE_CARD)
- return m_card->read_cart(space, offset);
+ return m_card->read_cart(space, offset);
}
else
{
@@ -773,10 +773,10 @@ READ8_MEMBER(sms_state::read_0000)
return m_BIOS[(m_bios_page[0] * 0x4000) + (offset & 0x3fff)];
}
if (m_bank_enabled[0] == ENABLE_CART)
- return m_cartslot->read_cart(space, offset);
+ return m_cartslot->read_cart(space, offset);
if (m_card && m_bank_enabled[0] == ENABLE_CARD)
- return m_card->read_cart(space, offset);
- }
+ return m_card->read_cart(space, offset);
+ }
return m_region_maincpu->base()[offset];
}
@@ -789,9 +789,9 @@ READ8_MEMBER(sms_state::read_4000)
}
if (m_bank_enabled[1] == ENABLE_CART)
- return m_cartslot->read_cart(space, offset + 0x4000);
+ return m_cartslot->read_cart(space, offset + 0x4000);
if (m_card && m_bank_enabled[1] == ENABLE_CARD)
- return m_card->read_cart(space, offset + 0x4000);
+ return m_card->read_cart(space, offset + 0x4000);
return m_region_maincpu->base()[offset];
}
@@ -805,9 +805,9 @@ READ8_MEMBER(sms_state::read_8000)
}
if (m_bank_enabled[2] == ENABLE_CART)
- return m_cartslot->read_cart(space, offset + 0x8000);
+ return m_cartslot->read_cart(space, offset + 0x8000);
if (m_card && m_bank_enabled[2] == ENABLE_CARD)
- return m_card->read_cart(space, offset + 0x8000);
+ return m_card->read_cart(space, offset + 0x8000);
return m_region_maincpu->base()[offset];
}
@@ -827,9 +827,9 @@ READ8_MEMBER(smssdisp_state::store_read_0000)
return m_BIOS[(m_bios_page[3] * 0x4000) + (offset & 0x3fff)];
}
if (m_bank_enabled[3] == ENABLE_CART)
- return m_slots[m_current_cartridge]->read_cart(space, offset);
+ return m_slots[m_current_cartridge]->read_cart(space, offset);
if (m_bank_enabled[3] == ENABLE_CARD)
- return m_cards[m_current_cartridge]->read_cart(space, offset);
+ return m_cards[m_current_cartridge]->read_cart(space, offset);
}
else
{
@@ -839,10 +839,10 @@ READ8_MEMBER(smssdisp_state::store_read_0000)
return m_BIOS[(m_bios_page[0] * 0x4000) + (offset & 0x3fff)];
}
if (m_bank_enabled[0] == ENABLE_CART)
- return m_slots[m_current_cartridge]->read_cart(space, offset);
+ return m_slots[m_current_cartridge]->read_cart(space, offset);
if (m_bank_enabled[0] == ENABLE_CARD)
- return m_cards[m_current_cartridge]->read_cart(space, offset);
- }
+ return m_cards[m_current_cartridge]->read_cart(space, offset);
+ }
return m_region_maincpu->base()[offset];
}
@@ -855,10 +855,10 @@ READ8_MEMBER(smssdisp_state::store_read_4000)
return m_BIOS[(m_bios_page[1] * 0x4000) + (offset & 0x3fff)];
}
if (m_bank_enabled[1] == ENABLE_CART)
- return m_slots[m_current_cartridge]->read_cart(space, offset + 0x4000);
+ return m_slots[m_current_cartridge]->read_cart(space, offset + 0x4000);
if (m_bank_enabled[1] == ENABLE_CARD)
- return m_cards[m_current_cartridge]->read_cart(space, offset + 0x4000);
-
+ return m_cards[m_current_cartridge]->read_cart(space, offset + 0x4000);
+
return m_region_maincpu->base()[offset];
}
@@ -868,12 +868,12 @@ READ8_MEMBER(smssdisp_state::store_read_8000)
{
if (m_BIOS)
return m_BIOS[(m_bios_page[2] * 0x4000) + (offset & 0x3fff)];
- }
+ }
if (m_bank_enabled[2] == ENABLE_CART)
- return m_slots[m_current_cartridge]->read_cart(space, offset + 0x8000);
+ return m_slots[m_current_cartridge]->read_cart(space, offset + 0x8000);
if (m_bank_enabled[2] == ENABLE_CARD)
- return m_cards[m_current_cartridge]->read_cart(space, offset + 0x8000);
-
+ return m_cards[m_current_cartridge]->read_cart(space, offset + 0x8000);
+
return m_region_maincpu->base()[offset];
}
@@ -882,18 +882,18 @@ WRITE8_MEMBER(smssdisp_state::store_write_cart)
// this might only work because we are not emulating properly the cart/card selection system
// it will have to be reviewed when proper emulation is worked on!
if (m_bank_enabled[0] == ENABLE_CART)
- m_slots[m_current_cartridge]->write_cart(space, offset, data);
+ m_slots[m_current_cartridge]->write_cart(space, offset, data);
if (m_bank_enabled[0] == ENABLE_CARD)
- m_cards[m_current_cartridge]->write_cart(space, offset, data);
+ m_cards[m_current_cartridge]->write_cart(space, offset, data);
}
READ8_MEMBER(smssdisp_state::store_cart_peek)
{
if (m_bank_enabled[1] == ENABLE_CART)
- return m_slots[m_current_cartridge]->read_cart(space, 0x4000 + (offset & 0x1fff));
+ return m_slots[m_current_cartridge]->read_cart(space, 0x4000 + (offset & 0x1fff));
if (m_bank_enabled[1] == ENABLE_CARD)
- return m_cards[m_current_cartridge]->read_cart(space, 0x4000 + (offset & 0x1fff));
-
+ return m_cards[m_current_cartridge]->read_cart(space, 0x4000 + (offset & 0x1fff));
+
return m_region_maincpu->base()[offset];
}
@@ -1055,7 +1055,7 @@ void sms_state::setup_bios()
MACHINE_START_MEMBER(sms_state,sms)
{
char str[7];
-
+
m_rapid_fire_timer = timer_alloc(TIMER_RAPID_FIRE);
m_rapid_fire_timer->adjust(attotime::from_hz(10), 0, attotime::from_hz(10));
@@ -1132,7 +1132,7 @@ MACHINE_START_MEMBER(sms_state,sms)
// a bunch of SG1000 carts (compatible with SG1000 Mark III) can access directly system RAM... let's install here the necessary handlers
// TODO: are BASIC and Music actually compatible with Mark III??
- if (m_cartslot->get_type() == SEGA8_BASIC_L3 || m_cartslot->get_type() == SEGA8_MUSIC_EDITOR
+ if (m_cartslot->get_type() == SEGA8_BASIC_L3 || m_cartslot->get_type() == SEGA8_MUSIC_EDITOR
|| m_cartslot->get_type() == SEGA8_DAHJEE_TYPEA || m_cartslot->get_type() == SEGA8_DAHJEE_TYPEB)
{
m_maincpu->space(AS_PROGRAM).install_read_handler(0xc000, 0xffff, 0, 0, read8_delegate(FUNC(sega8_cart_slot_device::read_ram),(sega8_cart_slot_device*)m_cartslot));
@@ -1206,8 +1206,8 @@ WRITE8_MEMBER(smssdisp_state::sms_store_cart_select_w)
logerror("switching in part of %s slot #%d\n", slottype ? "card" : "cartridge", slot );
/* cartridge? slot #0 */
-// if (slottype == 0)
-// m_current_cartridge = slot;
+// if (slottype == 0)
+// m_current_cartridge = slot;
setup_rom();
}