Macintosh-SW
/
mpw
mirror of https://github.com/ksherlock/mpw.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

SetOSTrap stub (Link patches _MaxBlock to return _MaxBlock - 2 before calling SetResLoad for some reason)

This commit is contained in:
Kelvin Sherlock 2015-02-11 19:46:33 -05:00
parent 67cb2b6e09
commit d48f3c39da
3 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
toolbox/os.cpp
View File

@ -1026,6 +1026,31 @@ namespace OS
return MacOS::dsCoreErr;
}
uint16_t SetOSTrapAddress(uint16_t trap)
{
//pascal void SetOSTrapAddress(long trapAddr, short trapNum);
/*
* on entry:
* A0 Address of patch
* D0 trap number
*
* on exit:
*
*/
uint16_t trapNumber = cpuGetDReg(0);
uint32_t trapAddress = cpuGetAReg(0);
const char *trapName = TrapName(trapNumber | 0xa000);
if (!trapName) trapName = "Unknown";
Log("%04x SetOSTrapAddress($%08x, $%04x %s)\n",
trap, trapAddress, trapNumber, trapName);
return MacOS::dsCoreErr;
}
#pragma mark XP - RAM

1
toolbox/os.h
View File

@ -91,6 +91,7 @@ namespace OS
uint16_t SetToolTrapAddress(uint16_t trap);
uint16_t GetOSTrapAddress(uint16_t trap);
uint16_t SetOSTrapAddress(uint16_t trap);
#pragma mark - Alias Manager

4
toolbox/toolbox.cpp
View File

@ -222,6 +222,10 @@ namespace ToolBox {
d0 = OS::GetOSTrapAddress(trap);
break;
case 0xa247:
d0 = OS::SetOSTrapAddress(trap);
break;
case 0xA823:
d0 = OS::AliasDispatch(trap);
break;