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| author | Matteo Gmür <matteo.gmuer1@ost.ch> | 2025-03-28 10:52:25 +0000 |
|---|---|---|
| committer | Matteo Gmür <matteo.gmuer1@ost.ch> | 2025-03-28 10:52:25 +0000 |
| commit | 437c3554f9a86b6347d97f5e2a82543c1e068b05 (patch) | |
| tree | 419241f4d0764eb211fb2e0005b003acb2a304ed /arch/x86_64/src/kernel | |
| parent | e0eae9b9e905a1842b333823bfdb7c253cda8d1e (diff) | |
| download | teachos-437c3554f9a86b6347d97f5e2a82543c1e068b05.tar.xz teachos-437c3554f9a86b6347d97f5e2a82543c1e068b05.zip | |
Attempt to fix ljmp. Might not be possible in Long mode
Diffstat (limited to 'arch/x86_64/src/kernel')
| -rw-r--r-- | arch/x86_64/src/kernel/cpu/jmp.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86_64/src/kernel/cpu/jmp.cpp b/arch/x86_64/src/kernel/cpu/jmp.cpp index 205c4a9..0c94693 100644 --- a/arch/x86_64/src/kernel/cpu/jmp.cpp +++ b/arch/x86_64/src/kernel/cpu/jmp.cpp @@ -2,13 +2,13 @@ namespace teachos::arch::kernel::cpu { - auto jmp(uint64_t address) -> void + auto jmp(std::size_t address) -> void { asm volatile("jmp *%[input]" : /* no output from call */ : [input] "r"(address)); } auto jmp(far_pointer pointer) -> void { - asm volatile("jmp *%[input]" : /* no output from call */ : [input] "m"(pointer)); + asm volatile("rex64 ljmp *%[input]" : /* no output from call */ : [input] "m"(pointer)); } } // namespace teachos::arch::kernel::cpu |