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| author | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-12-17 02:38:26 +0000 |
|---|---|---|
| committer | rsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-12-17 02:38:26 +0000 |
| commit | 304a39b746f947398d2b084ef8623a51f21e49d0 (patch) | |
| tree | 426465779e3d5393afa0ef8e99b0a12f08e14ef2 /UefiCpuPkg/CpuDxe/CpuDxe.c | |
| parent | bcec20df61bd3c43943a21557e784ac0ae37e6ac (diff) | |
| download | edk2-304a39b746f947398d2b084ef8623a51f21e49d0.tar.gz edk2-304a39b746f947398d2b084ef8623a51f21e49d0.tar.bz2 edk2-304a39b746f947398d2b084ef8623a51f21e49d0.zip | |
Fix a bug that the size of a gate descriptor in the IDT is 8 bytes. The size is 8 bytes in 32-bit mode, while it is 16 bytes in 64-bit mode. Replace the hard-coded size with a sizeof.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11177 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UefiCpuPkg/CpuDxe/CpuDxe.c')
| -rw-r--r-- | UefiCpuPkg/CpuDxe/CpuDxe.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/UefiCpuPkg/CpuDxe/CpuDxe.c b/UefiCpuPkg/CpuDxe/CpuDxe.c index c5f3bb76f4..6e7498344e 100644 --- a/UefiCpuPkg/CpuDxe/CpuDxe.c +++ b/UefiCpuPkg/CpuDxe/CpuDxe.c @@ -1082,7 +1082,7 @@ InitInterruptDescriptorTable ( if ((OldIdtPtr.Base != 0) && ((OldIdtPtr.Limit & 7) == 7)) {
OldIdt = (IA32_IDT_GATE_DESCRIPTOR*) OldIdtPtr.Base;
- OldIdtSize = (OldIdtPtr.Limit + 1) / 8;
+ OldIdtSize = (OldIdtPtr.Limit + 1) / sizeof (IA32_IDT_GATE_DESCRIPTOR);
} else {
OldIdt = NULL;
OldIdtSize = 0;
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