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ArmVirtPkg/ArmVirtPlatformLib: eliminate unchecked PcdSetXX() calls

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These are deprecated / disabled under the
DISABLE_NEW_DEPRECATED_INTERFACES feature test macro.

Introduce a variable called PcdStatus, and use it to assert the success of
these operations (there is no reason for them to fail here).

Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=165
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> # RVCT
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Laszlo Ersek 2016-10-21 11:59:36 +02:00
parent a79d29b6d3
commit a9f63d697f
1 changed files with 10 additions and 8 deletions
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18
ArmVirtPkg/Library/ArmVirtPlatformLib/Virt.c
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@ -70,13 +70,14 @@ ArmPlatformInitializeSystemMemory (
VOID
)
{
VOID *DeviceTreeBase;
INT32 Node, Prev;
UINT64 NewBase, CurBase;
UINT64 NewSize, CurSize;
CONST CHAR8 *Type;
INT32 Len;
CONST UINT64 *RegProp;
VOID *DeviceTreeBase;
INT32 Node, Prev;
UINT64 NewBase, CurBase;
UINT64 NewSize, CurSize;
CONST CHAR8 *Type;
INT32 Len;
CONST UINT64 *RegProp;
RETURN_STATUS PcdStatus;
NewBase = 0;
NewSize = 0;
@ -131,7 +132,8 @@ ArmPlatformInitializeSystemMemory (
// Make sure the start of DRAM matches our expectation
//
ASSERT (FixedPcdGet64 (PcdSystemMemoryBase) == NewBase);
PcdSet64 (PcdSystemMemorySize, NewSize);
PcdStatus = PcdSet64S (PcdSystemMemorySize, NewSize);
ASSERT_RETURN_ERROR (PcdStatus);
//
// We need to make sure that the machine we are running on has at least