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authorChasel Chiu <chasel.chiu@intel.com>2019-07-25 22:22:29 +0800
committerChasel Chiu <chasel.chiu@intel.com>2019-07-26 09:47:27 +0800
commit520a1e60de4341f55c59cf4680d6d0242a7f929f (patch)
tree96c957ff4004e028e3ca609c2c559b797a54f324 /NetworkPkg
parent0dd8d7d556df46c503254d37b22b2b34f6ad12f6 (diff)
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IntelFsp2Pkg: PeiService pointer not reset to 0 in SecMain
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2018 Current FSP SEC_IDT_TABLE structure is not natural aligned: typedef struct _SEC_IDT_TABLE { EFI_PEI_SERVICES *PeiService; UINT64 IdtTable[]; } SEC_IDT_TABLE; Compiler will insert DWORD padding between 2 elements and GetPeiServicesTablePointer() in early phase then always returns padding data from stack, which was not reset to 0 in SecMain. Solution is to align FSP SEC_IDT_TABLE structure to UefiCpuPkg to have UINT64 as PeiService field and reset it to 0. Test: Verified on internal platform and booting successfully with FSP API mode. Cc: Nate DeSimone <nathaniel.l.desimone@intel.com> Cc: Star Zeng <star.zeng@intel.com> Signed-off-by: Chasel Chiu <chasel.chiu@intel.com> Reviewed-by: Nate DeSimone <nathaniel.l.desimone@intel.com> Reviewed-by: Star Zeng <star.zeng@intel.com>
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