diff options
Diffstat (limited to 'arch/x86_64/src/context_switching/syscall_handler.cpp')
| -rw-r--r-- | arch/x86_64/src/context_switching/syscall_handler.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86_64/src/context_switching/syscall_handler.cpp b/arch/x86_64/src/context_switching/syscall_handler.cpp new file mode 100644 index 0000000..1bc4ef9 --- /dev/null +++ b/arch/x86_64/src/context_switching/syscall_handler.cpp @@ -0,0 +1,20 @@ +#include "arch/context_switching/syscall_handler.hpp" + +#include <cstdint> + +namespace teachos::arch::context_switching +{ + [[gnu::naked]] + auto syscall_handler() -> void + { + uint64_t dummy{}; + switch (dummy) + { + case 0: + break; + default: + break; + } + asm volatile("SYSRET"); + } +} // namespace teachos::arch::context_switching
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