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Diffstat (limited to 'src/kernel/arch/amd64/sysenter.c')
-rw-r--r--src/kernel/arch/amd64/sysenter.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/src/kernel/arch/amd64/sysenter.c b/src/kernel/arch/amd64/sysenter.c
index 5a96e33..2f83e3d 100644
--- a/src/kernel/arch/amd64/sysenter.c
+++ b/src/kernel/arch/amd64/sysenter.c
@@ -2,17 +2,20 @@
#include <kernel/arch/amd64/sysenter.h>
#include <kernel/arch/generic.h>
#include <kernel/proc.h>
+#include <shared/mem.h>
-CpuRegs _sysexit_regs;
+SysexitRegs _sysexit_regs;
-_Noreturn void sysexit(CpuRegs regs) {
- _sysexit_regs = regs;
+_Noreturn void sysexit(UserRegs *regs, char sse[512]) {
+ _sysexit_regs.u = *regs;
+ memcpy(_sysexit_regs.sse, sse, 512);
_sysexit_real();
}
_Noreturn void sysenter_stage2(void) {
- CpuRegs *regs = &proc_cur->regs;
- *regs = _sysexit_regs;
+ UserRegs *regs = &proc_cur->regs;
+ *regs = _sysexit_regs.u;
+ memcpy(proc_cur->sse, _sysexit_regs.sse, 512);
_syscall(regs->rdi, regs->rsi, regs->rdx, regs->r10, regs->r8, regs->r9);
proc_switch_any();
}