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-rw-r--r--src/platform/sysenter.s31
1 files changed, 0 insertions, 31 deletions
diff --git a/src/platform/sysenter.s b/src/platform/sysenter.s
deleted file mode 100644
index 270dc08..0000000
--- a/src/platform/sysenter.s
+++ /dev/null
@@ -1,31 +0,0 @@
-/* kernel/gdt.c */
-.set SEG_r0code, 1
-.set SEG_r3code, 3
-.set SEG_r3data, 4
-
-.set IA32_SYSENTER_CS, 0x174
-
-.section .text
-.global sysexit
-.type sysexit, @function
-sysexit:
- pop %ecx
- pop %edx
-
- mov $(SEG_r3data << 3 | 3), %ax
- mov %ax, %ds
- mov %ax, %es
- mov %ax, %fs
- mov %ax, %gs
-
- sysexit
-
-
-.global sysenter_setup
-.type sysenter_setup, @function
-sysenter_setup:
- xor %edx, %edx
- mov $(SEG_r0code << 3), %eax
- mov $IA32_SYSENTER_CS, %ecx
- wrmsr
- ret