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authorKonstantin Aladyshev <aladyshev22@gmail.com>2021-07-10 00:04:40 +0300
committerKonstantin Aladyshev <aladyshev22@gmail.com>2021-07-10 00:04:40 +0300
commit6064c1e48b622f53538f4df9bdd402c607a87d51 (patch)
tree93d3c937b9568568307fd2ff7053a30c538ad72a /Lesson_30/UefiLessonsPkg
parenta9c375c80c3505be794ec2b5d5bb90de27ef0d42 (diff)
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Move lessons to separate folder
Signed-off-by: Konstantin Aladyshev <aladyshev22@gmail.com>
Diffstat (limited to 'Lesson_30/UefiLessonsPkg')
-rw-r--r--Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.c116
-rw-r--r--Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.inf20
2 files changed, 0 insertions, 136 deletions
diff --git a/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.c b/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.c
deleted file mode 100644
index e8d5842..0000000
--- a/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.c
+++ /dev/null
@@ -1,116 +0,0 @@
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiLib.h>
-
-#include <Protocol/PciRootBridgeIo.h>
-#include <Library/MemoryAllocationLib.h>
-#include <IndustryStandard/Pci.h>
-
-
-UINT64 PciConfigurationAddress(UINT8 Bus,
- UINT8 Device,
- UINT8 Function,
- UINT32 Register)
-{
- UINT64 Address = (((UINT64)Bus) << 24) + (((UINT64)Device) << 16) + (((UINT64)Function) << 8);
- if (Register & 0xFFFFFF00) {
- Address += (((UINT64)Register) << 32);
- } else {
- Address += (((UINT64)Register) << 0);
- }
- return Address;
-}
-
-
-EFI_STATUS PrintRootBridge(EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL* PciRootBridgeIo)
-{
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR* AddressDescriptor;
- EFI_STATUS Status = PciRootBridgeIo->Configuration(
- PciRootBridgeIo,
- (VOID**)&AddressDescriptor
- );
- if (EFI_ERROR(Status)) {
- Print(L"\tError! Can't get EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR: %r\n", Status);
- return Status;
- }
- while (AddressDescriptor->Desc != ACPI_END_TAG_DESCRIPTOR) {
- if (AddressDescriptor->ResType == ACPI_ADDRESS_SPACE_TYPE_BUS) {
- for (UINT8 Bus = AddressDescriptor->AddrRangeMin; Bus <= AddressDescriptor->AddrRangeMax; Bus++) {
- for (UINT8 Device = 0; Device <= PCI_MAX_DEVICE; Device++) {
- for (UINT8 Func = 0; Func <= PCI_MAX_FUNC; Func++) {
- UINT64 Address = PciConfigurationAddress(Bus, Device, Func, 0);
- PCI_DEVICE_INDEPENDENT_REGION PCIConfHdr;
- Status = PciRootBridgeIo->Pci.Read(
- PciRootBridgeIo,
- EfiPciWidthUint8,
- Address,
- sizeof(PCI_DEVICE_INDEPENDENT_REGION),
- &PCIConfHdr
- );
- if (!EFI_ERROR(Status)) {
- if (PCIConfHdr.VendorId != 0xffff) {
- Print(L"\tBus: %02x, Dev: %02x, Func: %02x - Vendor:%04x, Device:%04x\n",
- Bus,
- Device,
- Func,
- PCIConfHdr.VendorId,
- PCIConfHdr.DeviceId);
- }
- } else {
- Print(L"\tError in PCI read: %r\n", Status);
- }
- }
- }
- }
- }
- AddressDescriptor++;
- }
- return Status;
-}
-
-EFI_STATUS
-EFIAPI
-UefiMain (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- Status = gBS->LocateHandleBuffer(
- ByProtocol,
- &gEfiPciRootBridgeIoProtocolGuid,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
- if (EFI_ERROR (Status)) {
- Print(L"Can't locate EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL: %r\n", Status);
- return Status;
- }
-
- Print(L"Number of PCI root bridges in the system: %d\n", HandleCount);
- EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL* PciRootBridgeIo;
- for (UINTN Index = 0; Index < HandleCount; Index++) {
- Status = gBS->OpenProtocol (
- HandleBuffer[Index],
- &gEfiPciRootBridgeIoProtocolGuid,
- (VOID **)&PciRootBridgeIo,
- ImageHandle,
- NULL,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR(Status)) {
- Print(L"Can't open protocol: %r\n", Status);
- return Status;
- }
- Print(L"\nPCI Root Bridge %d\n", Index);
- Status = PrintRootBridge(PciRootBridgeIo);
- if (EFI_ERROR(Status)) {
- Print(L"Error in PCI Root Bridge printing\n");
- }
- }
- FreePool(HandleBuffer);
-
- return EFI_SUCCESS;
-}
diff --git a/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.inf b/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.inf
deleted file mode 100644
index dd32b12..0000000
--- a/Lesson_30/UefiLessonsPkg/ListPCI/ListPCI.inf
+++ /dev/null
@@ -1,20 +0,0 @@
-[Defines]
- INF_VERSION = 1.25
- BASE_NAME = ListPCI
- FILE_GUID = 07aceb78-97df-4e49-84a8-28997896e42a
- MODULE_TYPE = UEFI_APPLICATION
- VERSION_STRING = 1.0
- ENTRY_POINT = UefiMain
-
-[Sources]
- ListPCI.c
-
-[Packages]
- MdePkg/MdePkg.dec
-
-[LibraryClasses]
- UefiApplicationEntryPoint
- UefiLib
-
-[Protocols]
- gEfiPciRootBridgeIoProtocolGuid