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Use GetSyscallHandler to check if _GetGsDxDyOffset exists #102

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Use GetSyscallHandler to check if _GetGsDxDyOffset exists #102

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11 changes: 2 additions & 9 deletions ee/gs/src/gsInit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -21,15 +21,10 @@
#include <kernel.h>
#include <osd_config.h>
#include <rom0_info.h>
#include <syscallnr.h>

#define posixIODriver { open, close, (int (*)(int, void *, int))read, O_RDONLY }

#if F__gsInit_internal
u8 __modelSupportsGetGsDxDyOffset;
#else
extern u8 __modelSupportsGetGsDxDyOffset;
#endif

#if F_gsKit_check_rom
short int gsKit_check_rom(void)
{
Expand All @@ -44,7 +39,6 @@ short int gsKit_check_rom(void)

//ROMVER string format: VVVVRTYYYYMMDD
default_signal = (romname[4] == 'E') ? GS_MODE_PAL : GS_MODE_NTSC;
__modelSupportsGetGsDxDyOffset = (20010608 < atoi(&romname[6]));
}

return default_signal;
Expand Down Expand Up @@ -220,8 +214,7 @@ static void gsKit_set_buffer_attributes(GSGLOBAL *gsGlobal)
// For other video modes, other than NTSC and PAL: if this model supports the GetGsDxDy syscall, get the board-specific offsets.
if(gsGlobal->Mode != GS_MODE_NTSC && gsGlobal->Mode != GS_MODE_PAL)
{
gsKit_check_rom();
if(__modelSupportsGetGsDxDyOffset)
if(GetSyscallHandler(__NR__GetGsDxDyOffset))
{
_GetGsDxDyOffset(gsGlobal->Mode, &gs_DX, &gs_DY, &gs_DW, &gs_DH);
gsGlobal->StartX += gs_DX;
Expand Down
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