jaby/jabyengine
1
1
Fork 0
Code Issues Pull Requests Packages Projects Releases 1 Wiki Activity

Use DMA for GPU

Browse Source
This commit is contained in:
Jaby
2022-09-11 15:44:45 +02:00
parent 2a97f7fa68
commit 303ffbccc9
8 changed files with 143 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
include/PSX/System/IOPorts/DMA_IO.hpp
View File

@@ -18,9 +18,11 @@ namespace DMA {
static constexpr auto CD_OneBlock = Bit<uint16_t>(16);
};
struct __no_align SyncMode1 {
static constexpr auto BlockSize = BitRange<uint16_t>::from_to(0, 15);
static constexpr auto BlockAmount = BitRange<uint16_t>::from_to(16, 31);
struct __no_align SyncMode1 : public ComplexBitMap<uint32_t> {
__io_port_inherit_complex_bit_map(SyncMode1);
static constexpr auto BlockSize = BitRange<uint32_t>::from_to(0, 15);
static constexpr auto BlockAmount = BitRange<uint32_t>::from_to(16, 31);
};
struct __no_align SyncMode2 {
@@ -83,9 +85,9 @@ namespace DMA {
};
struct __no_align Registers {
MADR adr;
BCR block_ctrl;
CHCHR channel_ctrl;
IOPort<MADR> adr;
IOPort<BCR> block_ctrl;
IOPort<CHCHR> channel_ctrl;
};
//0: Highest, 7: Lowest
@@ -130,7 +132,7 @@ namespace DMA {
__declare_io_port_global(Registers, MDECin, 0x1F801080);
__declare_io_port_global(Registers, MDECout, 0x1F801090);
__declare_io_port_global(Registers, GPU, 0x1F8010A0);
__declare_io_port_global_struct(Registers, GPU, 0x1F8010A0);
__declare_io_port_global(Registers, CDROM, 0x1F8010B0);
__declare_io_port_global(Registers, SPU, 0x1F8010C0);
__declare_io_port_global(Registers, PIO, 0x1F8010D0);