summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--UefiPayloadPkg/Library/FdtParserLib/FdtParserLib.c92
1 files changed, 48 insertions, 44 deletions
diff --git a/UefiPayloadPkg/Library/FdtParserLib/FdtParserLib.c b/UefiPayloadPkg/Library/FdtParserLib/FdtParserLib.c
index d6dba0fd95..ab669569a1 100644
--- a/UefiPayloadPkg/Library/FdtParserLib/FdtParserLib.c
+++ b/UefiPayloadPkg/Library/FdtParserLib/FdtParserLib.c
@@ -42,23 +42,23 @@ typedef enum {
DoNothing
} FDT_NODE_TYPE;
-#define MEMORY_ATTRIBUTE_DEFAULT (EFI_RESOURCE_ATTRIBUTE_PRESENT | \
- EFI_RESOURCE_ATTRIBUTE_INITIALIZED | \
- EFI_RESOURCE_ATTRIBUTE_TESTED | \
- EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \
- EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \
- EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \
- EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE )
+#define MEMORY_ATTRIBUTE_DEFAULT (EFI_RESOURCE_ATTRIBUTE_PRESENT | \
+ EFI_RESOURCE_ATTRIBUTE_INITIALIZED | \
+ EFI_RESOURCE_ATTRIBUTE_TESTED | \
+ EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE | \
+ EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE | \
+ EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE | \
+ EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE)
#define ROOT_BRIDGE_SUPPORTS_DEFAULT (EFI_PCI_IO_ATTRIBUTE_VGA_IO_16 | \
- EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 | \
- EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 | \
- EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO | \
- EFI_PCI_IO_ATTRIBUTE_VGA_IO | \
- EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | \
- EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO | \
- EFI_PCI_IO_ATTRIBUTE_ISA_IO | \
- EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO )
+ EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO_16 | \
+ EFI_PCI_IO_ATTRIBUTE_ISA_IO_16 | \
+ EFI_PCI_IO_ATTRIBUTE_IDE_PRIMARY_IO | \
+ EFI_PCI_IO_ATTRIBUTE_VGA_IO | \
+ EFI_PCI_IO_ATTRIBUTE_VGA_MEMORY | \
+ EFI_PCI_IO_ATTRIBUTE_VGA_PALETTE_IO | \
+ EFI_PCI_IO_ATTRIBUTE_ISA_IO | \
+ EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO)
extern VOID *mHobList;
UNIVERSAL_PAYLOAD_PCI_ROOT_BRIDGES *mPciRootBridgeInfo = NULL;
@@ -69,7 +69,7 @@ UPL_PCI_SEGMENT_INFO_HOB *mUplPciSegmentInfoHob;
/**
Build a Handoff Information Table HOB
- This function initialize a HOB region from EfiMemoryBegin to
+ This function initializes a HOB region from EfiMemoryBegin to
EfiMemoryTop. And EfiFreeMemoryBottom and EfiFreeMemoryTop should
be inside the HOB region.
@@ -93,7 +93,7 @@ HobConstructor (
/**
It will record the memory node initialized.
- @param[in] Node memory node is going to parsing..
+ @param[in] Node memory node is going to parsing.
**/
VOID
RecordMemoryNode (
@@ -108,10 +108,10 @@ RecordMemoryNode (
/**
Check the memory node if initialized.
- @param[in] Node memory node is going to parsing..
+ @param[in] Node memory node is going to parsing.
@return TRUE memory node was initialized. don't parse it again.
- @return FALSE memory node wasn't initialized , go to parse it.
+ @return FALSE memory node wasn't initialized, go to parse it.
**/
BOOLEAN
CheckMemoryNodeIfInit (
@@ -133,7 +133,7 @@ CheckMemoryNodeIfInit (
It will check device node from FDT.
@param[in] NodeString Device node name string.
- @param[in] Depth Check layer of Device node , only parse the 1st layer
+ @param[in] Depth Check layer of Device node, only parse the 1st layer
@return FDT_NODE_TYPE what type of the device node.
**/
@@ -144,15 +144,15 @@ CheckNodeType (
)
{
DEBUG ((DEBUG_INFO, "\n CheckNodeType %a \n", NodeString));
- if (AsciiStrnCmp (NodeString, "serial@", AsciiStrLen ("serial@")) == 0 ) {
+ if (AsciiStrnCmp (NodeString, "serial@", AsciiStrLen ("serial@")) == 0) {
return SerialPort;
- } else if (AsciiStrnCmp (NodeString, "reserved-memory", AsciiStrLen ("reserved-memory")) == 0 ) {
+ } else if (AsciiStrnCmp (NodeString, "reserved-memory", AsciiStrLen ("reserved-memory")) == 0) {
return ReservedMemory;
- } else if (AsciiStrnCmp (NodeString, "memory@", AsciiStrLen ("memory@")) == 0 ) {
+ } else if (AsciiStrnCmp (NodeString, "memory@", AsciiStrLen ("memory@")) == 0) {
return Memory;
} else if (AsciiStrnCmp (NodeString, "framebuffer@", AsciiStrLen ("framebuffer@")) == 0) {
return FrameBuffer;
- } else if (AsciiStrnCmp (NodeString, "pci-rb", AsciiStrLen ("pci-rb")) == 0 ) {
+ } else if (AsciiStrnCmp (NodeString, "pci-rb", AsciiStrLen ("pci-rb")) == 0) {
return PciRootBridge;
} else if (AsciiStrCmp (NodeString, "options") == 0) {
return Options;
@@ -571,9 +571,9 @@ ParsegraphicNode (
**/
VOID
ParseSerialPort (
- IN VOID *Fdt,
- IN INT32 SubNode,
- IN UINT32 AddressCells
+ IN VOID *Fdt,
+ IN INT32 SubNode,
+ IN UINT32 AddressCells
)
{
UNIVERSAL_PAYLOAD_SERIAL_PORT_INFO *Serial;
@@ -599,14 +599,14 @@ ParseSerialPort (
PropertyPtr = FdtGetProperty (Fdt, SubNode, "current-speed", &TempLen);
ASSERT (TempLen > 0);
if (TempLen > 0) {
- Data32 = (UINT32 *)(PropertyPtr->Data);
+ Data32 = (UINT32 *)(PropertyPtr->Data);
Serial->BaudRate = Fdt32ToCpu (*Data32);
}
PropertyPtr = FdtGetProperty (Fdt, SubNode, "reg-shift", &TempLen);
if (TempLen > 0) {
- Data32 = (UINT32 *)(PropertyPtr->Data);
- Serial->RegisterStride = (UINT8) (1 << Fdt32ToCpu (*Data32));
+ Data32 = (UINT32 *)(PropertyPtr->Data);
+ Serial->RegisterStride = (UINT8)(1 << Fdt32ToCpu (*Data32));
}
PropertyPtr = FdtGetProperty (Fdt, SubNode, "reg", &TempLen);
@@ -620,6 +620,7 @@ ParseSerialPort (
if (Value32 < SIZE_64KB) {
Serial->UseMmio = FALSE;
}
+
break;
case 2:
Serial->RegisterBase = Fdt32ToCpu (Data32[1]);
@@ -629,12 +630,14 @@ ParseSerialPort (
} else {
Serial->RegisterBase |= LShiftU64 (Value32, 32);
}
+
break;
case 3:
// First U32 format: npt000ss bbbbbbbb dddddfff rrrrrrrr
if ((Value32 & 0x03000000) == 0x01000000) {
Serial->UseMmio = FALSE;
}
+
Serial->RegisterBase = LShiftU64 ((UINT64)Fdt32ToCpu (Data32[1]), 32) | Fdt32ToCpu (Data32[2]);
break;
default:
@@ -642,6 +645,7 @@ ParseSerialPort (
break;
}
}
+
DEBUG ((DEBUG_INFO, "Serial->UseMmio = %x\n", Serial->UseMmio));
DEBUG ((DEBUG_INFO, "Serial->RegisterBase = 0x%x\n", Serial->RegisterBase));
DEBUG ((DEBUG_INFO, "Serial->BaudRate = %d\n", Serial->BaudRate));
@@ -716,7 +720,7 @@ ParsePciRootBridge (
}
AddressCells = 3;
- PropertyPtr = FdtGetProperty (Fdt, Node, "#address-cells", &TempLen);
+ PropertyPtr = FdtGetProperty (Fdt, Node, "#address-cells", &TempLen);
if ((PropertyPtr != NULL) && (TempLen > 0)) {
AddressCells = Fdt32ToCpu (*(UINT32 *)PropertyPtr->Data);
}
@@ -750,7 +754,7 @@ ParsePciRootBridge (
TempStr = FdtGetString (Fdt, Fdt32ToCpu (PropertyPtr->NameOffset), NULL);
if (AsciiStrCmp (TempStr, "ranges") == 0) {
- DEBUG ((DEBUG_INFO, " Found ranges Property TempLen (%08X), limit %x\n", TempLen, TempLen/sizeof (UINT32)));
+ DEBUG ((DEBUG_INFO, " Found ranges Property TempLen (%08X), limit %x\n", TempLen, TempLen / sizeof (UINT32)));
mPciRootBridgeInfo->RootBridge[RbIndex].AllocationAttributes = EFI_PCI_HOST_BRIDGE_COMBINE_MEM_PMEM | EFI_PCI_HOST_BRIDGE_MEM64_DECODE;
mPciRootBridgeInfo->RootBridge[RbIndex].Supports = ROOT_BRIDGE_SUPPORTS_DEFAULT;
@@ -762,18 +766,18 @@ ParsePciRootBridge (
mPciRootBridgeInfo->RootBridge[RbIndex].HID = EISA_PNP_ID (0x0A03);
Data32 = (UINT32 *)(PropertyPtr->Data);
- for (Base = 0; Base < TempLen/sizeof (UINT32); Base = Base + DWORDS_TO_NEXT_ADDR_TYPE) {
+ for (Base = 0; Base < TempLen / sizeof (UINT32); Base = Base + DWORDS_TO_NEXT_ADDR_TYPE) {
DEBUG ((DEBUG_INFO, " Base :%x \n", Base));
MemType = Fdt32ToCpu (*(Data32 + Base));
if (((MemType) & (SS_64BIT_MEMORY_SPACE)) == SS_64BIT_MEMORY_SPACE) {
mPciRootBridgeInfo->RootBridge[RbIndex].MemAbove4G.Base = Fdt32ToCpu (*(Data32 + Base + 2)) + LShiftU64 (Fdt32ToCpu (*(Data32 + Base + 1)), 32);
- mPciRootBridgeInfo->RootBridge[RbIndex].MemAbove4G.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].MemAbove4G.Base + LShiftU64 (Fdt32ToCpu (*(Data32 + Base + 5)), 32) + Fdt32ToCpu (*(Data32 + Base + 6)) -1;
+ mPciRootBridgeInfo->RootBridge[RbIndex].MemAbove4G.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].MemAbove4G.Base + LShiftU64 (Fdt32ToCpu (*(Data32 + Base + 5)), 32) + Fdt32ToCpu (*(Data32 + Base + 6)) - 1;
} else if (((MemType) & (SS_32BIT_MEMORY_SPACE)) == SS_32BIT_MEMORY_SPACE) {
mPciRootBridgeInfo->RootBridge[RbIndex].Mem.Base = Fdt32ToCpu (*(Data32 + Base + 2));
- mPciRootBridgeInfo->RootBridge[RbIndex].Mem.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].Mem.Base + Fdt32ToCpu (*(Data32 + Base + 6)) -1;
+ mPciRootBridgeInfo->RootBridge[RbIndex].Mem.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].Mem.Base + Fdt32ToCpu (*(Data32 + Base + 6)) - 1;
} else if (((MemType) & (SS_IO_SPACE)) == SS_IO_SPACE) {
mPciRootBridgeInfo->RootBridge[RbIndex].Io.Base = Fdt32ToCpu (*(Data32 + Base + 2));
- mPciRootBridgeInfo->RootBridge[RbIndex].Io.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].Io.Base + Fdt32ToCpu (*(Data32 + Base + 6)) -1;
+ mPciRootBridgeInfo->RootBridge[RbIndex].Io.Limit = mPciRootBridgeInfo->RootBridge[RbIndex].Io.Base + Fdt32ToCpu (*(Data32 + Base + 6)) - 1;
}
}
@@ -869,9 +873,9 @@ ParseDtb (
index = 0;
// TODO: This value comes from FDT. Currently there is a bug in implementation
// which assumes node ordering. Which requires a fix.
- PciEnumDone = 1;
- BootMode = 0;
- NodeType = 0;
+ PciEnumDone = 1;
+ BootMode = 0;
+ NodeType = 0;
RootAddressCells = 2;
DEBUG ((DEBUG_INFO, "FDT = 0x%x %x\n", Fdt, Fdt32ToCpu (*((UINT32 *)Fdt))));
@@ -909,7 +913,7 @@ ParseDtb (
DEBUG ((DEBUG_INFO, "FreeMemoryBottom :0x%llx\n", FreeMemoryBottom));
DEBUG ((DEBUG_INFO, "FreeMemoryTop :0x%llx\n", FreeMemoryTop));
DEBUG ((DEBUG_INFO, "MemoryTop :0x%llx\n", MemoryTop));
- mHobList = HobConstructor ((VOID *)(UINTN)MemoryBottom, (VOID *)(UINTN)MemoryTop, (VOID *)(UINTN)FreeMemoryBottom, (VOID *)(UINTN)FreeMemoryTop);
+ mHobList = HobConstructor ((VOID *)(UINTN)MemoryBottom, (VOID *)(UINTN)MemoryTop, (VOID *)(UINTN)FreeMemoryBottom, (VOID *)(UINTN)FreeMemoryTop);
IsHobConstructed = TRUE;
NewHobList = (UINTN)mHobList;
break;
@@ -917,8 +921,7 @@ ParseDtb (
}
}
}
- } // end of memory node
- else {
+ } else {
PropertyPtr = FdtGetProperty (Fdt, Node, "compatible", &TempLen);
if (PropertyPtr == NULL) {
continue;
@@ -1037,9 +1040,10 @@ ParseDtb (
/**
It will Parse FDT -node based on information from bootloaders.
+
@param[in] FdtBase The starting memory address of FdtBase
- @retval HobList The base address of Hoblist.
+ @retval HobList The base address of Hoblist.
**/
UINTN
EFIAPI
@@ -1068,7 +1072,7 @@ UplInitHob (
NHobAddress = 0;
//
- // Check parameter type(
+ // Check parameter type
//
if (FdtCheckHeader (FdtBase) == 0) {
DEBUG ((DEBUG_INFO, "%a() FDT blob\n", __func__));
generated by cgit (git 2.34.1) at 2025-02-22 22:49:26 +0000