piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2025-07-23 06:10:03 -06:00
Code Issues Packages Projects Releases Wiki Activity

* some fixes to SD controller support, make it clear that there is no SD inserted, makes Flipnote work somewhat better

Browse Source 
* immediately clear AES busy flag when the block count is zero (occurs when loading DSi cart games)
* implement NDMA start modes that have an old-DMA equivalent (except for GXFIFO mode)

now it boots DSi carts!
This commit is contained in:
Arisotura
2019-10-19 16:03:59 +02:00
parent 118b3b0f24
commit e82364f010
7 changed files with 159 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/DSi.cpp
View File

@ -411,6 +411,16 @@ void StallNDMAs()
// TODO
}
bool NDMAsInMode(u32 cpu, u32 mode)
{
cpu <<= 2;
if (NDMAs[cpu+0]->IsInMode(mode)) return true;
if (NDMAs[cpu+1]->IsInMode(mode)) return true;
if (NDMAs[cpu+2]->IsInMode(mode)) return true;
if (NDMAs[cpu+3]->IsInMode(mode)) return true;
return false;
}
bool NDMAsRunning(u32 cpu)
{
cpu <<= 2;
@ -1156,7 +1166,7 @@ u8 ARM9IORead8(u32 addr)
return NDS::ARM9IORead8(addr);
}
//u16 dicks = 0;
u16 ARM9IORead16(u32 addr)
{
switch (addr)
@ -1174,6 +1184,8 @@ u16 ARM9IORead16(u32 addr)
CASE_READ16_32BIT(0x04004058, MBK[0][6])
CASE_READ16_32BIT(0x0400405C, MBK[0][7])
CASE_READ16_32BIT(0x04004060, MBK[0][8])
//case 0x04004202: return dicks & 0xEF1F;
}
return NDS::ARM9IORead16(addr);
@ -1318,6 +1330,8 @@ void ARM9IOWrite16(u32 addr, u16 val)
MapNWRAM_C(6, val & 0xFF);
MapNWRAM_C(7, val >> 8);
return;
//case 0x04004202: dicks = val & 0xEF3F; return;
}
return NDS::ARM9IOWrite16(addr, val);