54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
#include <broadway/mmio/vi.hpp>
|
|
#include <ircolib/log.hpp>
|
|
#include <mem.hpp>
|
|
|
|
namespace weee::core {
|
|
video_interface::video_interface(mem &mem) {
|
|
mem.register_write16_handler(0x0c002000, 0x0c0020ff,
|
|
[&](ircolib::u32 addr, ircolib::u16 value) { write16(addr, value); });
|
|
mem.register_write32_handler(0x0c002000, 0x0c0020ff,
|
|
[&](ircolib::u32 addr, ircolib::u32 value) { write32(addr, value); });
|
|
}
|
|
|
|
void video_interface::write16(ircolib::u32 addr, ircolib::u16 value) {
|
|
switch (addr) {
|
|
case 0x00:
|
|
vtr.raw = value;
|
|
break;
|
|
case 0x02:
|
|
dcr.raw = value;
|
|
break;
|
|
default:
|
|
ircolib::panic("video_interface::write16 to unimplemented addr 0x{:04X} with value 0x{:04X}", addr, value);
|
|
}
|
|
}
|
|
|
|
void video_interface::write32(ircolib::u32 addr, ircolib::u32 value) {
|
|
switch (addr) {
|
|
case 0x02:
|
|
dcr.raw = value;
|
|
break;
|
|
case 0x04:
|
|
htr0.raw = value;
|
|
break;
|
|
case 0x08:
|
|
htr1.raw = value;
|
|
break;
|
|
case 0x0c:
|
|
vto.raw = value;
|
|
break;
|
|
case 0x10:
|
|
vte.raw = value;
|
|
break;
|
|
case 0x14:
|
|
bbei.raw = value;
|
|
break;
|
|
case 0x18:
|
|
bboi.raw = value;
|
|
break;
|
|
default:
|
|
ircolib::panic("video_interface::write32 to unimplemented addr 0x{:04X} with value 0x{:08X}", addr, value);
|
|
}
|
|
}
|
|
} // namespace weee::core
|