Kanawha Kernel x64 Syscall Calling Convention

Place the syscall ID into %rax

Argument Register Order

1. %rdi
2. %rsi
3. %rdx
4. %r8
5. %r9
6. %r10

Invoke syscall Instruction

Return Value (if one exists) -> %rax

Caller Saved Registers: %rax, %rdi, %rsi, %rdx, %rcx, %r8, %r9, %r10, %r11

Callee Saved Registers: %rbx, %rbp, %r12, %r13, %r14, %r15, %rsp