okay, now i know what's wrong and i fixed 1/2 of it. 1 bss was not null, fixed 2 bink uses seh internally, some videos fail where BinkDoFrame would return 1 or whatever the code was

include/x86_64/efisetjmp_arch.h

@@ -0,0 +1,22 @@
+#ifndef GNU_EFI_X86_64_SETJMP_H
+#define GNU_EFI_X86_64_SETJMP_H
+
+#define JMPBUF_ALIGN 8
+
+typedef struct {
+	UINT64	Rbx;
+	UINT64	Rsp;
+	UINT64	Rbp;
+
+	UINT64	Rdi;
+	UINT64	Rsi;
+	UINT64	R12;
+	UINT64	R13;
+	UINT64	R14;
+	UINT64	R15;
+	UINT64	Rip;
+	UINT64	MxCsr;
+	UINT8	XmmBuffer[160]; // XMM6 - XMM15
+} EFI_ALIGN(JMPBUF_ALIGN) jmp_buf[1];
+
+#endif /* GNU_EFI_X86_64_SETJMP_H */