diff options
Diffstat (limited to 'Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c')
| -rw-r--r-- | Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c | 124 |
1 files changed, 67 insertions, 57 deletions
diff --git a/Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c index d1acc1dcb4..cd570df673 100644 --- a/Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c +++ b/Silicon/Ampere/AmpereAltraPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c @@ -20,18 +20,18 @@ #include <Protocol/PciHostBridgeResourceAllocation.h>
GLOBAL_REMOVE_IF_UNREFERENCED
-STATIC CHAR16 CONST * CONST mPciHostBridgeLibAcpiAddressSpaceTypeStr[] = {
+STATIC CHAR16 CONST *CONST mPciHostBridgeLibAcpiAddressSpaceTypeStr[] = {
L"Mem", L"I/O", L"Bus"
};
#pragma pack(1)
typedef struct {
- ACPI_HID_DEVICE_PATH AcpiDevicePath;
- EFI_DEVICE_PATH_PROTOCOL EndDevicePath;
+ ACPI_HID_DEVICE_PATH AcpiDevicePath;
+ EFI_DEVICE_PATH_PROTOCOL EndDevicePath;
} EFI_PCI_ROOT_BRIDGE_DEVICE_PATH;
#pragma pack ()
-STATIC EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mEfiPciRootBridgeDevicePath = {
+STATIC EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mEfiPciRootBridgeDevicePath = {
{
{
ACPI_DEVICE_PATH,
@@ -43,7 +43,7 @@ STATIC EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mEfiPciRootBridgeDevicePath = { },
EISA_PNP_ID (0x0A08), // PCIe
0
- }, {
+ }, {
END_DEVICE_PATH_TYPE,
END_ENTIRE_DEVICE_PATH_SUBTYPE,
{
@@ -53,40 +53,40 @@ STATIC EFI_PCI_ROOT_BRIDGE_DEVICE_PATH mEfiPciRootBridgeDevicePath = { }
};
-STATIC PCI_ROOT_BRIDGE mRootBridgeTemplate = {
- 0, // Segment
- 0, // Supports
- 0, // Attributes
- TRUE, // DmaAbove4G
- FALSE, // NoExtendedConfigSpace
- FALSE, // ResourceAssigned
+STATIC PCI_ROOT_BRIDGE mRootBridgeTemplate = {
+ 0, // Segment
+ 0, // Supports
+ 0, // Attributes
+ TRUE, // DmaAbove4G
+ FALSE, // NoExtendedConfigSpace
+ FALSE, // ResourceAssigned
EFI_PCI_HOST_BRIDGE_MEM64_DECODE,
{
// Bus
0,
0xFF,
0
- }, {
+ }, {
// Io
0,
0,
0
- }, {
+ }, {
// Mem
MAX_UINT64,
0,
0
- }, {
+ }, {
// MemAbove4G
MAX_UINT64,
0,
0
- }, {
+ }, {
// PMem
MAX_UINT64,
0,
0
- }, {
+ }, {
// PMemAbove4G
MAX_UINT64,
0,
@@ -107,17 +107,17 @@ STATIC PCI_ROOT_BRIDGE mRootBridgeTemplate = { PCI_ROOT_BRIDGE *
EFIAPI
PciHostBridgeGetRootBridges (
- UINTN *Count
+ UINTN *Count
)
{
- AC01_ROOT_COMPLEX *RootComplex;
- AC01_ROOT_COMPLEX *RootComplexList;
- EFI_PCI_ROOT_BRIDGE_DEVICE_PATH *DevicePath;
- PCI_ROOT_BRIDGE *RootBridge;
- PCI_ROOT_BRIDGE *RootBridges;
- UINT8 Index;
- UINT8 RootBridgeCount = 0;
- VOID *Hob;
+ AC01_ROOT_COMPLEX *RootComplex;
+ AC01_ROOT_COMPLEX *RootComplexList;
+ EFI_PCI_ROOT_BRIDGE_DEVICE_PATH *DevicePath;
+ PCI_ROOT_BRIDGE *RootBridge;
+ PCI_ROOT_BRIDGE *RootBridges;
+ UINT8 Index;
+ UINT8 RootBridgeCount = 0;
+ VOID *Hob;
Hob = GetFirstGuidHob (&gRootComplexInfoHobGuid);
if (Hob == NULL) {
@@ -137,20 +137,21 @@ PciHostBridgeGetRootBridges ( if (!RootComplex->Active) {
continue;
}
+
RootBridge = &RootBridges[RootBridgeCount];
CopyMem (RootBridge, &mRootBridgeTemplate, sizeof (PCI_ROOT_BRIDGE));
if (RootComplex->Mmio32Base != 0) {
- RootBridge->Mem.Base = RootComplex->Mmio32Base;
- RootBridge->Mem.Limit = RootComplex->Mmio32Base + RootComplex->Mmio32Size - 1;
- RootBridge->PMem.Base = RootBridge->Mem.Base;
+ RootBridge->Mem.Base = RootComplex->Mmio32Base;
+ RootBridge->Mem.Limit = RootComplex->Mmio32Base + RootComplex->Mmio32Size - 1;
+ RootBridge->PMem.Base = RootBridge->Mem.Base;
RootBridge->PMem.Limit = RootBridge->Mem.Limit;
- RootBridge->Io.Base = RootComplex->Mmio32Base + RootComplex->Mmio32Size - AC01_PCIE_IO_SIZE;
- RootBridge->Io.Limit = RootBridge->Mem.Limit;
+ RootBridge->Io.Base = RootComplex->Mmio32Base + RootComplex->Mmio32Size - AC01_PCIE_IO_SIZE;
+ RootBridge->Io.Limit = RootBridge->Mem.Limit;
}
if (RootComplex->MmioBase != 0) {
- RootBridge->PMemAbove4G.Base = RootComplex->MmioBase;
+ RootBridge->PMemAbove4G.Base = RootComplex->MmioBase;
RootBridge->PMemAbove4G.Limit = RootComplex->MmioBase + RootComplex->MmioSize - 1;
}
@@ -188,8 +189,8 @@ PciHostBridgeGetRootBridges ( VOID
EFIAPI
PciHostBridgeFreeRootBridges (
- PCI_ROOT_BRIDGE *Bridges,
- UINTN Count
+ PCI_ROOT_BRIDGE *Bridges,
+ UINTN Count
)
{
//
@@ -214,43 +215,52 @@ PciHostBridgeFreeRootBridges ( VOID
EFIAPI
PciHostBridgeResourceConflict (
- EFI_HANDLE HostBridgeHandle,
- VOID *Configuration
+ EFI_HANDLE HostBridgeHandle,
+ VOID *Configuration
)
{
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptor;
- UINTN RootBridgeIndex;
+ EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptor;
+ UINTN RootBridgeIndex;
+
DEBUG ((DEBUG_ERROR, "PciHostBridge: Resource conflict happens!\n"));
RootBridgeIndex = 0;
- Descriptor = (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)Configuration;
+ Descriptor = (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)Configuration;
while (Descriptor->Desc == ACPI_ADDRESS_SPACE_DESCRIPTOR) {
DEBUG ((DEBUG_ERROR, "RootBridge[%d]:\n", RootBridgeIndex++));
- for (; Descriptor->Desc == ACPI_ADDRESS_SPACE_DESCRIPTOR; Descriptor++) {
- ASSERT (Descriptor->ResType <
- (sizeof (mPciHostBridgeLibAcpiAddressSpaceTypeStr) /
- sizeof (mPciHostBridgeLibAcpiAddressSpaceTypeStr[0])
- )
- );
- DEBUG ((DEBUG_ERROR, " %s: Length/Alignment = 0x%lx / 0x%lx\n",
- mPciHostBridgeLibAcpiAddressSpaceTypeStr[Descriptor->ResType],
- Descriptor->AddrLen, Descriptor->AddrRangeMax
- ));
+ for ( ; Descriptor->Desc == ACPI_ADDRESS_SPACE_DESCRIPTOR; Descriptor++) {
+ ASSERT (
+ Descriptor->ResType <
+ (sizeof (mPciHostBridgeLibAcpiAddressSpaceTypeStr) /
+ sizeof (mPciHostBridgeLibAcpiAddressSpaceTypeStr[0])
+ )
+ );
+ DEBUG ((
+ DEBUG_ERROR,
+ " %s: Length/Alignment = 0x%lx / 0x%lx\n",
+ mPciHostBridgeLibAcpiAddressSpaceTypeStr[Descriptor->ResType],
+ Descriptor->AddrLen,
+ Descriptor->AddrRangeMax
+ ));
if (Descriptor->ResType == ACPI_ADDRESS_SPACE_TYPE_MEM) {
- DEBUG ((DEBUG_ERROR, " Granularity/SpecificFlag = %ld / %02x%s\n",
- Descriptor->AddrSpaceGranularity, Descriptor->SpecificFlag,
- ((Descriptor->SpecificFlag &
- EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETCHABLE
- ) != 0) ? L" (Prefetchable)" : L""
- ));
+ DEBUG ((
+ DEBUG_ERROR,
+ " Granularity/SpecificFlag = %ld / %02x%s\n",
+ Descriptor->AddrSpaceGranularity,
+ Descriptor->SpecificFlag,
+ ((Descriptor->SpecificFlag &
+ EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETCHABLE
+ ) != 0) ? L" (Prefetchable)" : L""
+ ));
}
}
+
//
// Skip the END descriptor for root bridge
//
ASSERT (Descriptor->Desc == ACPI_END_TAG_DESCRIPTOR);
Descriptor = (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)(
- (EFI_ACPI_END_TAG_DESCRIPTOR *)Descriptor + 1
- );
+ (EFI_ACPI_END_TAG_DESCRIPTOR *)Descriptor + 1
+ );
}
}
|