Add lesson 19

2 files changed, 33 insertions, 0 deletions

diff --git a/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.c b/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.c
new file mode 100644
index 0000000..b13aa6c
--- /dev/null
+++ b/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.c
@@ -0,0 +1,14 @@
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+
+INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv)
+{
+//  SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello World!\n");
+  gST->ConOut->OutputString(gST->ConOut, L"Hello again!\n");
+  Print(L"Bye!\n");
+
+  for (UINTN i=Argc; i>0; i--) {
+    Print(L"Arg[%d]=%s\n", Argc-i, Argv[Argc-i]);
+  }
+  return 0;
+}
diff --git a/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.inf b/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.inf
new file mode 100644
index 0000000..9bdd773
--- /dev/null
+++ b/Lesson_19/UefiLessonsPkg/GOPInfo/GOPInfo.inf
@@ -0,0 +1,19 @@
+[Defines]
+  INF_VERSION                    = 1.25
+  BASE_NAME                      = GOPInfo
+  FILE_GUID                      = 30f6fe85-328a-4d05-b154-58b54c335797
+  MODULE_TYPE                    = UEFI_APPLICATION
+  VERSION_STRING                 = 1.0
+  ENTRY_POINT                    = ShellCEntryLib
+
+[Sources]
+  GOPInfo.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+
+[LibraryClasses]
+  UefiApplicationEntryPoint
+  UefiLib
+  ShellCEntryLib
+