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Kernel/aarch64: Implement set_return_reg and capture_syscall_params

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This commit is contained in:
Timon Kruiper 2023-01-25 16:02:11 +01:00 • committed by Linus Groh
parent 293ece6fad
commit cab725cdfb
1 changed files with 10 additions and 0 deletions
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10
Kernel/Arch/aarch64/RegisterState.h
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@ -40,6 +40,16 @@ struct RegisterState {
{
return ((spsr_el1 & 0b1111) == 0) ? ExecutionMode::User : ExecutionMode::Kernel;
}
void set_return_reg(FlatPtr value) { x[0] = value; }
void capture_syscall_params(FlatPtr& function, FlatPtr& arg1, FlatPtr& arg2, FlatPtr& arg3, FlatPtr& arg4) const
{
function = x[8];
arg1 = x[1];
arg2 = x[2];
arg3 = x[3];
arg4 = x[4];
}
};
inline void copy_kernel_registers_into_ptrace_registers(PtraceRegisters& ptrace_regs, RegisterState const& kernel_regs)