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svga_tseng.cpp: move memory mappings to remap routine (nw)

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This commit is contained in:
yz70s 2018-06-15 19:24:46 +02:00
parent fc9ac2e417
commit ca544ca03e
2 changed files with 13 additions and 2 deletions
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14
src/devices/bus/isa/svga_tseng.cpp
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@ -73,9 +73,9 @@ void isa8_svga_et4k_device::device_start()
m_vga = subdevice<tseng_vga_device>("vga"); m_vga = subdevice<tseng_vga_device>("vga");
m_isa->install_rom(this, 0xc0000, 0xc7fff, "et4000", "et4000");
map_io(); map_io();
map_ram(); map_ram();
map_rom();
} }
//------------------------------------------------- //-------------------------------------------------
@ -87,14 +87,19 @@ void isa8_svga_et4k_device::device_reset()
} }
//------------------------------------------------- //-------------------------------------------------
// remap - remap ram since something // remap - remap ram/io since something
// could have unmapped it // could have unmapped it
//------------------------------------------------- //-------------------------------------------------
void isa8_svga_et4k_device::remap(int space_id, offs_t start, offs_t end) void isa8_svga_et4k_device::remap(int space_id, offs_t start, offs_t end)
{ {
if (space_id == AS_PROGRAM) if (space_id == AS_PROGRAM)
{
map_ram(); map_ram();
map_rom();
}
else if (space_id == AS_IO)
map_io();
} }
void isa8_svga_et4k_device::map_io() void isa8_svga_et4k_device::map_io()
@ -108,3 +113,8 @@ void isa8_svga_et4k_device::map_ram()
{ {
m_isa->install_memory(0xa0000, 0xbffff, read8_delegate(FUNC(tseng_vga_device::mem_r), m_vga), write8_delegate(FUNC(tseng_vga_device::mem_w), m_vga)); m_isa->install_memory(0xa0000, 0xbffff, read8_delegate(FUNC(tseng_vga_device::mem_r), m_vga), write8_delegate(FUNC(tseng_vga_device::mem_w), m_vga));
} }
void isa8_svga_et4k_device::map_rom()
{
m_isa->install_rom(this, 0xc0000, 0xc7fff, "et4000", "et4000");
}

1
src/devices/bus/isa/svga_tseng.h
View File

@ -38,6 +38,7 @@ protected:
private: private:
void map_io(); void map_io();
void map_ram(); void map_ram();
void map_rom();
tseng_vga_device *m_vga; tseng_vga_device *m_vga;
}; };