iris/ircolib
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

getting closer and closer to the xfb copy loop in panda

Browse Source
This commit is contained in:
iris
2026-05-13 11:27:28 +02:00
parent fc26f75118
commit 9c3a6789f6
9 changed files with 319 additions and 82 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core/broadway/mmio/vi.cpp
+43 -5
View File
@@ -1,15 +1,53 @@
#include <broadway/mmio/vi.hpp>
#include "ircolib/log.hpp"
#include <ircolib/log.hpp>
#include <mem.hpp>
namespace weee::core {
void video_interface::write(ircolib::u32 addr, ircolib::u16 value) {
addr -= 0x0c002000;
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 2:
case 0x00:
vtr.raw = value;
break;
case 0x02:
dcr.raw = value;
break;
default:
ircolib::panic("video_interface::write to unimplemented addr 0x{:04X} with value 0x{:04X}", addr, value);
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