summaryrefslogtreecommitdiffstatshomepage
path: root/src/mess/machine/genpc.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mess/machine/genpc.c')
-rw-r--r--src/mess/machine/genpc.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/src/mess/machine/genpc.c b/src/mess/machine/genpc.c
index 57b4f972244..3c1408a3b90 100644
--- a/src/mess/machine/genpc.c
+++ b/src/mess/machine/genpc.c
@@ -71,9 +71,9 @@ READ8_MEMBER( ibm5160_mb_device::pc_dma_read_byte )
{
if(m_dma_channel == -1)
return 0xff;
- address_space *spaceio = m_maincpu->space(AS_PROGRAM);
+ address_space &spaceio = m_maincpu->space(AS_PROGRAM);
offs_t page_offset = (((offs_t) m_dma_offset[m_dma_channel]) << 16) & 0x0F0000;
- return spaceio->read_byte( page_offset + offset);
+ return spaceio.read_byte( page_offset + offset);
}
@@ -81,10 +81,10 @@ WRITE8_MEMBER( ibm5160_mb_device::pc_dma_write_byte )
{
if(m_dma_channel == -1)
return;
- address_space *spaceio = m_maincpu->space(AS_PROGRAM);
+ address_space &spaceio = m_maincpu->space(AS_PROGRAM);
offs_t page_offset = (((offs_t) m_dma_offset[m_dma_channel]) << 16) & 0x0F0000;
- spaceio->write_byte( page_offset + offset, data);
+ spaceio.write_byte( page_offset + offset, data);
}
@@ -574,10 +574,10 @@ void ibm5160_mb_device::install_device(device_t *dev, offs_t start, offs_t end,
switch(buswidth)
{
case 8:
- m_maincpu->space(AS_IO)->install_legacy_readwrite_handler(*dev, start, end, mask, mirror, rhandler, rhandler_name, whandler, whandler_name, 0);
+ m_maincpu->space(AS_IO).install_legacy_readwrite_handler(*dev, start, end, mask, mirror, rhandler, rhandler_name, whandler, whandler_name, 0);
break;
case 16:
- m_maincpu->space(AS_IO)->install_legacy_readwrite_handler(*dev, start, end, mask, mirror, rhandler, rhandler_name, whandler, whandler_name,0xffff);
+ m_maincpu->space(AS_IO).install_legacy_readwrite_handler(*dev, start, end, mask, mirror, rhandler, rhandler_name, whandler, whandler_name,0xffff);
break;
default:
fatalerror("IBM5160_MOTHERBOARD: Bus width %d not supported\n", buswidth);
@@ -591,10 +591,10 @@ void ibm5160_mb_device::install_device_write(device_t *dev, offs_t start, offs_t
switch(buswidth)
{
case 8:
- m_maincpu->space(AS_IO)->install_legacy_write_handler(*dev, start, end, mask, mirror, whandler, whandler_name,0);
+ m_maincpu->space(AS_IO).install_legacy_write_handler(*dev, start, end, mask, mirror, whandler, whandler_name,0);
break;
case 16:
- m_maincpu->space(AS_IO)->install_legacy_write_handler(*dev, start, end, mask, mirror, whandler, whandler_name, 0xffff);
+ m_maincpu->space(AS_IO).install_legacy_write_handler(*dev, start, end, mask, mirror, whandler, whandler_name, 0xffff);
break;
default:
fatalerror("IBM5160_MOTHERBOARD: Bus width %d not supported\n", buswidth);
@@ -608,10 +608,10 @@ void ibm5160_mb_device::install_device(offs_t start, offs_t end, offs_t mask, of
switch(buswidth)
{
case 8:
- m_maincpu->space(AS_IO)->install_readwrite_handler(start, end, mask, mirror, rhandler, whandler, 0);
+ m_maincpu->space(AS_IO).install_readwrite_handler(start, end, mask, mirror, rhandler, whandler, 0);
break;
case 16:
- m_maincpu->space(AS_IO)->install_readwrite_handler(start, end, mask, mirror, rhandler, whandler, 0xffff);
+ m_maincpu->space(AS_IO).install_readwrite_handler(start, end, mask, mirror, rhandler, whandler, 0xffff);
break;
default:
fatalerror("IBM5160_MOTHERBOARD: Bus width %d not supported\n", buswidth);
@@ -635,10 +635,10 @@ void ibm5160_mb_device::device_start()
switch(buswidth)
{
case 8:
- m_maincpu->space(AS_IO)->install_readwrite_handler(0x0060, 0x0063, 0, 0, read8_delegate(FUNC(i8255_device::read), (i8255_device*)m_ppi8255), write8_delegate(FUNC(i8255_device::write), (i8255_device*)m_ppi8255), 0);
+ m_maincpu->space(AS_IO).install_readwrite_handler(0x0060, 0x0063, 0, 0, read8_delegate(FUNC(i8255_device::read), (i8255_device*)m_ppi8255), write8_delegate(FUNC(i8255_device::write), (i8255_device*)m_ppi8255), 0);
break;
case 16:
- m_maincpu->space(AS_IO)->install_readwrite_handler(0x0060, 0x0063, 0, 0, read8_delegate(FUNC(i8255_device::read), (i8255_device*)m_ppi8255), write8_delegate(FUNC(i8255_device::write), (i8255_device*)m_ppi8255), 0xffff);
+ m_maincpu->space(AS_IO).install_readwrite_handler(0x0060, 0x0063, 0, 0, read8_delegate(FUNC(i8255_device::read), (i8255_device*)m_ppi8255), write8_delegate(FUNC(i8255_device::write), (i8255_device*)m_ppi8255), 0xffff);
break;
default:
fatalerror("IBM5160_MOTHERBOARD: Bus width %d not supported\n", buswidth);