[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/app/tests/cache_tests.c b/src/bsp/lk/app/tests/cache_tests.c
new file mode 100644
index 0000000..46c8a93
--- /dev/null
+++ b/src/bsp/lk/app/tests/cache_tests.c
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2014 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#if ARM_WITH_CACHE
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <arch.h>
+#include <arch/ops.h>
+#include <lib/console.h>
+#include <platform.h>
+
+static void bench_cache(size_t bufsize, uint8_t* buf)
+{
+ lk_bigtime_t t;
+ bool do_free;
+
+ if (buf == 0) {
+ buf = memalign(PAGE_SIZE, bufsize);
+ do_free = true;
+ } else {
+ do_free = false;
+ }
+
+ printf("buf %p, size %zu\n", buf, bufsize);
+
+ if (!buf)
+ return;
+
+ t = current_time_hires();
+ arch_clean_cache_range((addr_t)buf, bufsize);
+ t = current_time_hires() - t;
+
+ printf("took %llu usecs to clean %d bytes (cold)\n", t, bufsize);
+
+ memset(buf, 0x99, bufsize);
+
+ t = current_time_hires();
+ arch_clean_cache_range((addr_t)buf, bufsize);
+ t = current_time_hires() - t;
+
+ if (do_free)
+ free(buf);
+
+ printf("took %llu usecs to clean %d bytes (hot)\n", t, bufsize);
+}
+
+static int cache_tests(int argc, const cmd_args *argv)
+{
+ uint8_t* buf;
+ buf = (uint8_t *)((argc > 1) ? argv[1].u : 0UL);
+
+ printf("testing cache\n");
+
+ bench_cache(2*1024, buf);
+ bench_cache(64*1024, buf);
+ bench_cache(256*1024, buf);
+ bench_cache(1*1024*1024, buf);
+ bench_cache(8*1024*1024, buf);
+ return 0;
+}
+
+STATIC_COMMAND_START
+STATIC_COMMAND("cache_tests", "test/bench the cpu cache", &cache_tests)
+STATIC_COMMAND_END(cache_tests);
+
+#endif