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//! CPU Context
pub const Context = extern struct {
rax: u64 = 0,
rbx: u64 = 0,
rcx: u64 = 0,
rdx: u64 = 0,
rsi: u64 = 0,
rdi: u64 = 0,
rbp: u64 = 0,
rsp: u64 = 0,
r8: u64 = 0,
r9: u64 = 0,
r10: u64 = 0,
r11: u64 = 0,
r12: u64 = 0,
r13: u64 = 0,
r14: u64 = 0,
r15: u64 = 0,
rip: u64 = 0,
rflags: u64 = 0,
cs: u16 = 0,
ds: u16 = 0,
es: u16 = 0,
fs: u16 = 0,
gs: u16 = 0,
ss: u16 = 0,
padding: u32 = 0,
cr0: u64 = 0,
cr2: u64 = 0,
cr3: u64 = 0,
cr4: u64 = 0,
pub fn clear(self: *Context) void {
self.* = Context{};
}
pub fn is_user_mode(self: *const Context) bool {
return (self.cs & 0x3) == 3;
}
pub fn is_kernel_mode(self: *const Context) bool {
return (self.cs & 0x3) == 0;
}
pub fn get_fault_address(self: *const Context) u64 {
return self.cr2;
}
};
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