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authorFranklin Wei <frankhwei536@gmail.com>2015-02-01 16:50:55 -0500
committerFranklin Wei <frankhwei536@gmail.com>2015-02-01 16:50:55 -0500
commit483754ab27f2a58011f723efa52163a83c63e56e (patch)
treefa50d2afc84b0403db26d92f38226d75adb7f281 /kernel/gdt.c
parent726684887d414fbefe28d0d210abea8e842ecd21 (diff)
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lots of stuff
Diffstat (limited to 'kernel/gdt.c')
-rw-r--r--kernel/gdt.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/gdt.c b/kernel/gdt.c
index f9b2d86..36a0cda 100644
--- a/kernel/gdt.c
+++ b/kernel/gdt.c
@@ -18,9 +18,10 @@ static void gdt_set_gate(int idx, uint32_t base, uint32_t limit, uint8_t access,
void gdt_init(void)
{
- gp.limit = (sizeof(struct gdt_entry) * sizeof(gdt)/sizeof(gdt[0])) - 1;
+ gp.limit = sizeof(gdt) - 1;
gp.base = (uint32_t)&gdt;
+ /* null segment */
gdt_set_gate(0, 0, 0, 0, 0);
/* code segment */