Add QTest testcase for the Intel Hexadecimal

'test.hex' file is a memory test pattern stored in Hexadecimal Object
Format.  It loads at 0x10000 in RAM and contains values from 0 through
255.

The test case verifies that the expected memory test pattern was loaded.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Suggested-by: Steffen Gortz <qemu.ml@steffen-goertz.de>
Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Su Hang <suhang16@mails.ucas.ac.cn>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[PMM: changed qtest_startf() to qtest_initf() to work with
 current master after the refactoring in commit 88b988c895]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

MAINTAINERS

@@ -1323,6 +1323,12 @@ F: hw/core/generic-loader.c
 F: include/hw/core/generic-loader.h
 F: docs/generic-loader.txt
 
+Intel Hexadecimal Object File Loader
+M: Su Hang <suhang16@mails.ucas.ac.cn>
+S: Maintained
+F: tests/hexloader-test.c
+F: tests/hex-loader-check-data/test.hex
+
 CHRP NVRAM
 M: Thomas Huth <thuth@redhat.com>
 S: Maintained

configure

@@ -7382,6 +7382,10 @@ for test_file in $(find $source_path/tests/acpi-test-data -type f)
 do
     FILES="$FILES tests/acpi-test-data$(echo $test_file | sed -e 's/.*acpi-test-data//')"
 done
+for test_file in $(find $source_path/tests/hex-loader-check-data -type f)
+do
+    FILES="$FILES tests/hex-loader-check-data$(echo $test_file | sed -e 's/.*hex-loader-check-data//')"
+done
 mkdir -p $DIRS
 for f in $FILES ; do
     if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then

tests/Makefile.include

@@ -386,6 +386,7 @@ check-qtest-arm-y += tests/test-arm-mptimer$(EXESUF)
 gcov-files-arm-y += hw/timer/arm_mptimer.c
 check-qtest-arm-y += tests/boot-serial-test$(EXESUF)
 check-qtest-arm-y += tests/sdhci-test$(EXESUF)
+check-qtest-arm-y += tests/hexloader-test$(EXESUF)
 
 check-qtest-aarch64-y = tests/numa-test$(EXESUF)
 check-qtest-aarch64-y += tests/sdhci-test$(EXESUF)
@@ -773,6 +774,7 @@ tests/qmp-test$(EXESUF): tests/qmp-test.o
 tests/device-introspect-test$(EXESUF): tests/device-introspect-test.o
 tests/rtc-test$(EXESUF): tests/rtc-test.o
 tests/m48t59-test$(EXESUF): tests/m48t59-test.o
+tests/hexloader-test$(EXESUF): tests/hexloader-test.o
 tests/endianness-test$(EXESUF): tests/endianness-test.o
 tests/spapr-phb-test$(EXESUF): tests/spapr-phb-test.o $(libqos-obj-y)
 tests/prom-env-test$(EXESUF): tests/prom-env-test.o $(libqos-obj-y)

tests/hex-loader-check-data/test.hex

@@ -0,0 +1,18 @@
+:020000040001F9
+:10000000000102030405060708090a0b0c0d0e0f78
+:10001000101112131415161718191a1b1c1d1e1f68
+:10002000202122232425262728292a2b2c2d2e2f58
+:10003000303132333435363738393a3b3c3d3e3f48
+:10004000404142434445464748494a4b4c4d4e4f38
+:10005000505152535455565758595a5b5c5d5e5f28
+:10006000606162636465666768696a6b6c6d6e6f18
+:10007000707172737475767778797a7b7c7d7e7f08
+:10008000808182838485868788898a8b8c8d8e8ff8
+:10009000909192939495969798999a9b9c9d9e9fe8
+:1000a000a0a1a2a3a4a5a6a7a8a9aaabacadaeafd8
+:1000b000b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc8
+:1000c000c0c1c2c3c4c5c6c7c8c9cacbcccdcecfb8
+:1000d000d0d1d2d3d4d5d6d7d8d9dadbdcdddedfa8
+:1000e000e0e1e2e3e4e5e6e7e8e9eaebecedeeef98
+:1000f000f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff88
+:00000001FF

tests/hexloader-test.c

@@ -0,0 +1,45 @@
+/*
+ * QTest testcase for the Intel Hexadecimal Object File Loader
+ *
+ * Authors:
+ *  Su Hang <suhang16@mails.ucas.ac.cn> 2018
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "libqtest.h"
+
+/* Load 'test.hex' and verify that the in-memory contents are as expected.
+ * 'test.hex' is a memory test pattern stored in Hexadecimal Object
+ * format.  It loads at 0x10000 in RAM and contains values from 0 through
+ * 255.
+ */
+static void hex_loader_test(void)
+{
+    unsigned int i;
+    const unsigned int base_addr = 0x00010000;
+
+    QTestState *s = qtest_initf(
+        "-M vexpress-a9 -nographic -device loader,file=tests/hex-loader-check-data/test.hex");
+
+    for (i = 0; i < 256; ++i) {
+        uint8_t val = qtest_readb(s, base_addr + i);
+        g_assert_cmpuint(i, ==, val);
+    }
+    qtest_quit(s);
+}
+
+int main(int argc, char **argv)
+{
+    int ret;
+
+    g_test_init(&argc, &argv, NULL);
+
+    qtest_add_func("/tmp/hex_loader", hex_loader_test);
+    ret = g_test_run();
+
+    return ret;
+}