From d1ff7bcc91886626dc9060ec5fb67ee102ab7c1d Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Mon, 11 Mar 2024 21:30:31 -0400 Subject: usermode capable kernel with logging syscall --- arch/x86_64/umode_enter.S | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 arch/x86_64/umode_enter.S (limited to 'arch/x86_64/umode_enter.S') diff --git a/arch/x86_64/umode_enter.S b/arch/x86_64/umode_enter.S new file mode 100644 index 0000000..29aa4e3 --- /dev/null +++ b/arch/x86_64/umode_enter.S @@ -0,0 +1,8 @@ +.global umode_enter +.type umode_enter @function +umode_enter: + movq %rdi, %rcx + movq %rsi, %rsp + movq $0x0202, %r11 + cli + sysretq -- cgit v1.2.1