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hw_x86_64: Specify user argument to register mapping 

Implement user argument setter and getter support functions. The mapping of
the state registers corresponds to the system call parameter passing
convention.
This commit is contained in:
Adrian-Ken Rueegsegger 2015-02-20 16:15:32 +01:00 committed by Christian Helmuth
parent 16a15237a4
commit ed06c46233
1 changed files with 16 additions and 16 deletions
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32
repos/base-hw/src/core/include/spec/x86/cpu.h
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@ -121,22 +121,22 @@ class Genode::Cpu
/**
* Support for kernel calls
*/
void user_arg_0(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_1(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_2(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_3(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_4(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_5(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_6(Kernel::Call_arg const arg) { /* XXX */ }
void user_arg_7(Kernel::Call_arg const arg) { /* XXX */ }
Kernel::Call_arg user_arg_0() const { return 0UL; }
Kernel::Call_arg user_arg_1() const { return 0UL; }
Kernel::Call_arg user_arg_2() const { return 0UL; }
Kernel::Call_arg user_arg_3() const { return 0UL; }
Kernel::Call_arg user_arg_4() const { return 0UL; }
Kernel::Call_arg user_arg_5() const { return 0UL; }
Kernel::Call_arg user_arg_6() const { return 0UL; }
Kernel::Call_arg user_arg_7() const { return 0UL; }
void user_arg_0(Kernel::Call_arg const arg) { rdi = arg; }
void user_arg_1(Kernel::Call_arg const arg) { rsi = arg; }
void user_arg_2(Kernel::Call_arg const arg) { rdx = arg; }
void user_arg_3(Kernel::Call_arg const arg) { rcx = arg; }
void user_arg_4(Kernel::Call_arg const arg) { r8 = arg; }
void user_arg_5(Kernel::Call_arg const arg) { r9 = arg; }
void user_arg_6(Kernel::Call_arg const arg) { r10 = arg; }
void user_arg_7(Kernel::Call_arg const arg) { r11 = arg; }
Kernel::Call_arg user_arg_0() const { return rdi; }
Kernel::Call_arg user_arg_1() const { return rsi; }
Kernel::Call_arg user_arg_2() const { return rdx; }
Kernel::Call_arg user_arg_3() const { return rcx; }
Kernel::Call_arg user_arg_4() const { return r8; }
Kernel::Call_arg user_arg_5() const { return r9; }
Kernel::Call_arg user_arg_6() const { return r10; }
Kernel::Call_arg user_arg_7() const { return r11; }
/**
* Initialize thread context