[1/2] acpi: ccel: add tests for ACPI CCEL table (mantis 2314)

diff --git a/src/Makefile.am b/src/Makefile.am
index dde55098..ecb6d63a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -69,6 +69,7 @@  fwts_SOURCES = main.c 				\
 	acpi/brightness/brightness-helper.c	\
 	acpi/brightness/brightness.c 		\
 	acpi/brightness/autobrightness.c 	\
+        acpi/ccel/ccel.c                        \
 	acpi/cedt/cedt.c			\
 	acpi/checksum/checksum.c 		\
 	acpi/cpep/cpep.c			\
diff --git a/src/acpi/ccel/ccel.c b/src/acpi/ccel/ccel.c
new file mode 100644
index 00000000..0d979a2a
--- /dev/null
+++ b/src/acpi/ccel/ccel.c
@@ -0,0 +1,78 @@ 
+/*
+ * Copyright (C) 2024 Canonical
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+#include "fwts.h"
+
+#if defined(FWTS_HAS_ACPI)
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+static fwts_acpi_table_info *table;
+acpi_table_init(CCEL, &table)
+
+static int ccel_test1(fwts_framework *fw)
+{
+
+	bool passed = true;
+	fwts_acpi_table_ccel *ccel = (fwts_acpi_table_ccel *)table->data;
+
+	if (ccel->header.length != sizeof(fwts_acpi_table_ccel)) {
+		fwts_failed(fw, LOG_LEVEL_HIGH,
+			"CCELBadTableLength",
+			"CCEL table lengthe shoud be %" PRIu32 ", got %" PRIu32
+			 " instead.", (uint32_t)sizeof(fwts_acpi_table_ccel),
+			 ccel->header.length);
+		return FWTS_OK;
+	}
+
+	fwts_log_info_verbatim(fw, "CC Event Log ACPI Table:");
+	fwts_log_info_simp_int(fw, "  CC Type:                       ", ccel->cc_type);
+	if (ccel->cc_type == 0 || ccel->cc_type >= 3) {
+		fwts_failed(fw, LOG_LEVEL_HIGH,
+			"CCELBadCCType",
+			"CCEL CC types must not have the reaserved value 0, 0x03..0xff, "
+			"got 0x%2.2" PRIx8 " instead.", ccel->cc_type);
+		passed = false;
+	}
+	fwts_log_info_simp_int(fw, "  CC Subtype:                    ", ccel->cc_subtype);
+	fwts_log_info_simp_int(fw, "  Reserved:                      ", ccel->reserved);
+	fwts_acpi_reserved_zero("CCEL", "Reserved", ccel->reserved, &passed);
+	fwts_log_info_simp_int(fw, "  Log Area Minimum Length(LAML): ", ccel->laml);
+	fwts_log_info_simp_int(fw, "  Log Area Start Address(LASA):  ", ccel->lasa);
+	fwts_log_nl(fw);
+
+	if (passed)
+		fwts_passed(fw, "No issues found in CCEL table.");
+
+	return FWTS_OK;
+}
+
+static fwts_framework_minor_test ccel_tests[] = {
+	{ ccel_test1, "Validate CCEL table." },
+	{ NULL, NULL }
+};
+
+static fwts_framework_ops ccel_ops = {
+	.description = "CCEL CC Event Log ACPI Table test.",
+	.init        = CCEL_init,
+	.minor_tests = ccel_tests
+};
+
+FWTS_REGISTER("ccel", &ccel_ops, FWTS_TEST_ANYTIME, FWTS_FLAG_BATCH | FWTS_FLAG_ACPI)
+
+#endif
diff --git a/src/lib/include/fwts_acpi.h b/src/lib/include/fwts_acpi.h
index a78aa577..2538a847 100644
--- a/src/lib/include/fwts_acpi.h
+++ b/src/lib/include/fwts_acpi.h
@@ -2819,4 +2819,17 @@  typedef struct {
 	fwts_acpi_misc_guided_entry 	entry[0];
 } __attribute__ ((packed)) fwts_acpi_table_misc;
 
+/*
+ * CC Event Log ACPI Table
+ * ACPI6.5 5.2.34
+ */
+typedef struct {
+	fwts_acpi_table_header	header;
+	uint8_t			cc_type;
+	uint8_t			cc_subtype;
+	uint16_t		reserved;
+	uint64_t		laml;
+	uint64_t		lasa;	
+} __attribute__ ((packed)) fwts_acpi_table_ccel;
+
 #endif