1 files changed, 124 insertions, 0 deletions
diff --git a/source/tools/efihello/efihello.c b/source/tools/efihello/efihello.c
new file mode 100644
index 000000000000..ac7a64ce715b
--- /dev/null
+++ b/source/tools/efihello/efihello.c
@@ -0,0 +1,124 @@
+/******************************************************************************
+ *
+ * Module Name: efihello - very simple ACPICA/EFI integration example
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2016, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include "acpi.h"
+#include "accommon.h"
+#include "acapps.h"
+
+
+#define LINE_SIZE           256
+static char                 LineBuffer[LINE_SIZE];
+
+/******************************************************************************
+ *
+ * FUNCTION:    main
+ *
+ * PARAMETERS:  argc/argv           - Standard argc/argv
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: C main function for efihello
+ *
+ ******************************************************************************/
+
+#ifndef _GNU_EFI
+int ACPI_SYSTEM_XFACE
+main (
+    int                     argc,
+    char                    *argv[])
+#else
+int ACPI_SYSTEM_XFACE
+acpi_main (
+    int                     argc,
+    char                    *argv[])
+#endif
+{
+    ACPI_FILE               File;
+    BOOLEAN                 DoCloseFile = FALSE;
+    char                    *Result;
+
+
+    AcpiOsInitialize ();
+
+    printf ("argc=%d\n", argc);
+
+    if (argc > 1)
+    {
+        File = fopen (argv[1], "r");
+        if (!File)
+        {
+            printf ("Failed to open %s.\n", argv[1]);
+            return (-1);
+        }
+        DoCloseFile = TRUE;
+    }
+    else
+    {
+        File = stdin;
+    }
+
+    while (1)
+    {
+        Result = fgets (LineBuffer, LINE_SIZE, File);
+        if (!Result)
+        {
+            printf ("Failed to read %s.\n", argv[1]);
+            fclose (File);
+            return (-2);
+        }
+
+        printf ("%s", LineBuffer);
+
+        if (strncmp (Result, "exit", 4) == 0)
+        {
+            break;
+        }
+    }
+
+
+    if (DoCloseFile)
+    {
+        fclose (File);
+    }
+    return (0);
+}