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start work on non-direct mode. reply to DHCP discover frame.

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This commit is contained in:
Arisotura
2019-02-23 13:41:51 +01:00
parent 0550d22833
commit 93d51b0cbc
4 changed files with 206 additions and 9 deletions
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21
src/ARM.cpp
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@ -176,6 +176,13 @@ void ARMv5::JumpTo(u32 addr, bool restorecpsr)
// R0=DMA# R1=src R2=size
//if (addr==0x02019A88) printf("[%08X] [%03d] GX FIFO CMD %08X\n", R[15], NDS::ARM9Read16(0x04000006), R[0]);
//if (addr==0x02022A5C) printf("[%08X] [%03d|%04X] RENDE SHITO %08X\n", R[15], NDS::ARM9Read16(0x04000006), NDS::ARM9Read16(0x04000304), R[0]);
/*if (addr==0x0204BE29) printf("%08X -> recvfrom\n", R[15]);
if (R[15]==0x0204BE5E) printf("recvfrom() ret:%d errno:%d %08X\n", R[0], NDS::ARM9Read32(0x217F398), addr);
if (R[15]==0x0205038A) printf("sgrecvfrom() ret:%d errno:%d %08X\n", R[0], NDS::ARM9Read32(0x217F398), addr);
if (addr==0x02050379 || addr==0x0205036D) printf("morp %08X->%08X, %d\n", R[15], addr, R[7]);*/
if (R[15]==0x02050542) printf("calc UDP checksum: %04X\n", R[0]);
if (addr==0x0204FC2D) printf("calcchk %08X\n", R[15]);
if (addr==0x0204B521) printf("zog check %08X\n", R[15]);
u32 oldregion = R[15] >> 24;
u32 newregion = addr >> 24;
@ -447,7 +454,7 @@ void ARMv5::DataAbort()
R[14] = R[15] + (oldcpsr & 0x20 ? 6 : 4);
JumpTo(ExceptionBase + 0x10);
}
namespace LAN{extern u32 zarp;}
void ARMv5::Execute()
{
if (Halted)
@ -505,6 +512,18 @@ void ARMv5::Execute()
else
AddCycles_C();
}
/*if (R[15]>=0x0204E07C && R[15]<=0x0204E388)
{
printf("TACHYCARDIE. %08X\n", R[15]-4);
}
if (LAN::zarp!=0)
{
for (int i = 0; i < 15; i++)
{
if (R[i]==LAN::zarp)
printf("!! TRANSID IN R%d AT %08X\n", i, R[15]);
}
}*/
// TODO optimize this shit!!!
if (Halted)