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MdeModulePkg/PciBusDxe: Refine code to make it more readable 

The patch doesn't impact functionality.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
This commit is contained in:
Ruiyu Ni 2017-02-20 14:25:13 +08:00
parent 5422804653
commit 063bcff758
1 changed files with 12 additions and 18 deletions
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30
MdeModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
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@ -1341,7 +1341,6 @@ UpdatePciInfo (
{
EFI_STATUS Status;
UINTN BarIndex;
UINTN BarEndIndex;
BOOLEAN SetFlag;
VOID *Configuration;
EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Ptr;
@ -1395,24 +1394,19 @@ UpdatePciInfo (
break;
}
if ((Ptr->AddrTranslationOffset == MAX_UINT64) || (Ptr->AddrTranslationOffset == MAX_UINT8)) {
//
// Update all the bars in the device
// Compare against MAX_UINT8 is to keep backward compatibility.
//
BarIndex = 0;
BarEndIndex = PCI_MAX_BAR - 1;
} else {
BarIndex = (UINTN) Ptr->AddrTranslationOffset;
BarEndIndex = BarIndex;
}
for (BarIndex = 0; BarIndex < PCI_MAX_BAR; BarIndex++) {
if ((Ptr->AddrTranslationOffset != MAX_UINT64) &&
(Ptr->AddrTranslationOffset != MAX_UINT8) &&
(Ptr->AddrTranslationOffset != BarIndex)
) {
//
// Skip updating when AddrTranslationOffset is not MAX_UINT64 or MAX_UINT8 (wide match).
// Skip updating when current BarIndex doesn't equal to AddrTranslationOffset.
// Comparing against MAX_UINT8 is to keep backward compatibility.
//
continue;
}
if (BarIndex >= PCI_MAX_BAR) {
Ptr++;
continue;
}
for (; BarIndex <= BarEndIndex; BarIndex++) {
SetFlag = FALSE;
switch (Ptr->ResType) {
case ACPI_ADDRESS_SPACE_TYPE_MEM: