diff options
Diffstat (limited to 'src/cpu/x86/sipi_vector.S')
-rw-r--r-- | src/cpu/x86/sipi_vector.S | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/cpu/x86/sipi_vector.S b/src/cpu/x86/sipi_vector.S index 054f30d2c4..61d9e34466 100644 --- a/src/cpu/x86/sipi_vector.S +++ b/src/cpu/x86/sipi_vector.S @@ -5,6 +5,8 @@ #include <cpu/x86/msr.h> #include <arch/ram_segs.h> +#define __RAMSTAGE__ + /* The SIPI vector is responsible for initializing the APs in the system. It * loads microcode, sets up MSRs, and enables caching before calling into * C code. */ @@ -192,11 +194,24 @@ load_msr: mov %eax, %cr4 #endif +#ifdef __x86_64__ + /* entry64.inc preserves ebx. */ +#include <cpu/x86/64bit/entry64.inc> + + mov %rsi, %rdi /* cpu_num */ + + movl c_handler, %eax + call *%rax +#else /* c_handler(cpu_num), preserve proper stack alignment */ sub $12, %esp push %esi /* cpu_num */ + mov c_handler, %eax call *%eax +#endif + + halt_jump: hlt jmp halt_jump |