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author AJR <ajrhacker@users.noreply.github.com>2018-09-16 20:44:28 -0400
committer AJR <ajrhacker@users.noreply.github.com>2018-09-16 20:48:43 -0400
commite15011b974e3ddb4704beb32a6a6a33d284cac3a (patch)
tree2a84c6683806cb29bb6e149e8d2a0602c6fe5d58 /src/mame/drivers/isbc.cpp
parent383c4c530c152ed2d797b233e92b6a9be1ab20f2 (diff)
i8251: Provide standard read/write handlers; eliminate memory space as argument (nw)
swa, wingwar, netmerc: Fix crashes due to reading from nonexistent memory region tandy2k: Correct 8251 register mapping (nw)
Diffstat (limited to 'src/mame/drivers/isbc.cpp')
-rw-r--r--src/mame/drivers/isbc.cpp12
1 files changed, 4 insertions, 8 deletions
diff --git a/src/mame/drivers/isbc.cpp b/src/mame/drivers/isbc.cpp
index 052249359c8..9e738703524 100644
--- a/src/mame/drivers/isbc.cpp
+++ b/src/mame/drivers/isbc.cpp
@@ -135,10 +135,8 @@ void isbc_state::rpc86_io(address_map &map)
map(0x00c4, 0x00c7).rw(m_pic_0, FUNC(pic8259_device::read), FUNC(pic8259_device::write)).umask16(0x00ff);
map(0x00c8, 0x00cf).rw("ppi", FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0x00ff);
map(0x00d0, 0x00d7).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask16(0x00ff);
- map(0x00d8, 0x00d8).rw(m_uart8251, FUNC(i8251_device::data_r), FUNC(i8251_device::data_w));
- map(0x00da, 0x00da).rw(m_uart8251, FUNC(i8251_device::status_r), FUNC(i8251_device::control_w));
- map(0x00dc, 0x00dc).rw(m_uart8251, FUNC(i8251_device::data_r), FUNC(i8251_device::data_w));
- map(0x00de, 0x00de).rw(m_uart8251, FUNC(i8251_device::status_r), FUNC(i8251_device::control_w));
+ map(0x00d8, 0x00db).rw(m_uart8251, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff);
+ map(0x00dc, 0x00df).rw(m_uart8251, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff);
}
void isbc_state::isbc8605_io(address_map &map)
@@ -169,10 +167,8 @@ void isbc_state::isbc_io(address_map &map)
map(0x00c4, 0x00c7).rw(m_pic_0, FUNC(pic8259_device::read), FUNC(pic8259_device::write)).umask16(0x00ff);
map(0x00c8, 0x00cf).rw("ppi", FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0x00ff);
map(0x00d0, 0x00d7).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask16(0x00ff);
- map(0x00d8, 0x00d8).rw(m_uart8251, FUNC(i8251_device::data_r), FUNC(i8251_device::data_w));
- map(0x00da, 0x00da).rw(m_uart8251, FUNC(i8251_device::status_r), FUNC(i8251_device::control_w));
- map(0x00dc, 0x00dc).rw(m_uart8251, FUNC(i8251_device::data_r), FUNC(i8251_device::data_w));
- map(0x00de, 0x00de).rw(m_uart8251, FUNC(i8251_device::status_r), FUNC(i8251_device::control_w));
+ map(0x00d8, 0x00db).rw(m_uart8251, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff);
+ map(0x00dc, 0x00df).rw(m_uart8251, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff);
}
void isbc_state::isbc286_io(address_map &map)