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Diffstat (limited to 'src/devices/bus/sbus/cgthree.cpp')
-rw-r--r--src/devices/bus/sbus/cgthree.cpp17
1 files changed, 3 insertions, 14 deletions
diff --git a/src/devices/bus/sbus/cgthree.cpp b/src/devices/bus/sbus/cgthree.cpp
index 006d924b96d..da7a2178105 100644
--- a/src/devices/bus/sbus/cgthree.cpp
+++ b/src/devices/bus/sbus/cgthree.cpp
@@ -18,8 +18,8 @@ void sbus_cgthree_device::mem_map(address_map &map)
map(0x00000000, 0x000007ff).r(FUNC(sbus_cgthree_device::rom_r));
map(0x00400000, 0x00400007).w(FUNC(sbus_cgthree_device::palette_w));
map(0x007ff800, 0x007ff81f).rw(FUNC(sbus_cgthree_device::regs_r), FUNC(sbus_cgthree_device::regs_w));
- map(0x00800000, 0x008fd1ff).rw(FUNC(sbus_cgthree_device::vram2_r), FUNC(sbus_cgthree_device::vram2_w));
- map(0x00bff800, 0x00cfcbff).rw(FUNC(sbus_cgthree_device::vram_r), FUNC(sbus_cgthree_device::vram_w));
+ map(0x00800000, 0x008fffff).rw(FUNC(sbus_cgthree_device::vram_r), FUNC(sbus_cgthree_device::vram_w));
+ map(0x00bff800, 0x00cff7ff).rw(FUNC(sbus_cgthree_device::vram_r), FUNC(sbus_cgthree_device::vram_w));
}
ROM_START( sbus_cgthree )
@@ -55,7 +55,6 @@ sbus_cgthree_device::sbus_cgthree_device(const machine_config &mconfig, const ch
void sbus_cgthree_device::device_start()
{
m_vram = std::make_unique<uint32_t[]>(0x100000/4);
- m_vram2 = std::make_unique<uint32_t[]>(0x100000/4);
save_item(NAME(m_palette_entry));
save_item(NAME(m_palette_r));
@@ -90,7 +89,7 @@ void sbus_cgthree_device::palette_init(palette_device &palette)
uint32_t sbus_cgthree_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
const pen_t *pens = m_palette->pens();
- uint8_t *vram = (uint8_t *)&m_vram2[0];
+ uint8_t *vram = (uint8_t *)&m_vram[0];
for (int y = 0; y < 900; y++)
{
@@ -170,13 +169,3 @@ WRITE32_MEMBER(sbus_cgthree_device::vram_w)
{
COMBINE_DATA(&m_vram[offset]);
}
-
-READ32_MEMBER(sbus_cgthree_device::vram2_r)
-{
- return m_vram2[offset];
-}
-
-WRITE32_MEMBER(sbus_cgthree_device::vram2_w)
-{
- COMBINE_DATA(&m_vram2[offset]);
-}