diff options
author | AJR <ajrhacker@users.noreply.github.com> | 2019-03-09 23:51:04 -0500 |
---|---|---|
committer | AJR <ajrhacker@users.noreply.github.com> | 2019-03-10 13:54:42 -0400 |
commit | afce0258563d56af767f9723517bfe346eaf445c (patch) | |
tree | 8c4c80e67aa1f974c65d8fecae9abf36823a4103 /src/devices/bus/msx_cart/arc.cpp | |
parent | 15fc7aac93e603e845e828545e7b3a0c28935e85 (diff) |
msx, bus/msx_cart, bus/msx_slot: Configuration and bus modernization (nw)
- Eliminate all MCFG_ macros
- Add address space finders to replace most instances of machine().device
- Use device_post_load instead of explicitly registering callbacks
- Simplify read/write handlers in bus devices
Diffstat (limited to 'src/devices/bus/msx_cart/arc.cpp')
-rw-r--r-- | src/devices/bus/msx_cart/arc.cpp | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/src/devices/bus/msx_cart/arc.cpp b/src/devices/bus/msx_cart/arc.cpp index 3504071ec4c..406ec8f4de3 100644 --- a/src/devices/bus/msx_cart/arc.cpp +++ b/src/devices/bus/msx_cart/arc.cpp @@ -18,9 +18,8 @@ msx_cart_arc_device::msx_cart_arc_device(const machine_config &mconfig, const ch void msx_cart_arc_device::device_start() { // Install IO read/write handlers - address_space &space = machine().device<cpu_device>("maincpu")->space(AS_IO); - space.install_write_handler(0x7f, 0x7f, write8_delegate(FUNC(msx_cart_arc_device::io_7f_w), this)); - space.install_read_handler(0x7f, 0x7f, read8_delegate(FUNC(msx_cart_arc_device::io_7f_r), this)); + io_space().install_write_handler(0x7f, 0x7f, write8smo_delegate(FUNC(msx_cart_arc_device::io_7f_w), this)); + io_space().install_read_handler(0x7f, 0x7f, read8smo_delegate(FUNC(msx_cart_arc_device::io_7f_r), this)); } @@ -39,7 +38,7 @@ void msx_cart_arc_device::initialize_cartridge() } -READ8_MEMBER(msx_cart_arc_device::read_cart) +uint8_t msx_cart_arc_device::read_cart(offs_t offset) { if (offset >= 0x4000 && offset < 0xc000) { @@ -49,7 +48,7 @@ READ8_MEMBER(msx_cart_arc_device::read_cart) } -WRITE8_MEMBER(msx_cart_arc_device::io_7f_w) +void msx_cart_arc_device::io_7f_w(uint8_t data) { if (data == 0x35) { @@ -58,7 +57,7 @@ WRITE8_MEMBER(msx_cart_arc_device::io_7f_w) } -READ8_MEMBER(msx_cart_arc_device::io_7f_r) +uint8_t msx_cart_arc_device::io_7f_r() { return ((m_7f & 0x03) == 0x03) ? 0xda : 0xff; } |