Add memtest score

diff --git a/examples/headless/main.c b/examples/headless/main.c
index 4c8c664c94524ca6ec367fbec45bfeaa6f141511..202d3b1f9b4ab9d3925a8801ff8006cc512ecd2d 100644 (file)
--- a/examples/headless/main.c
+++ b/examples/headless/main.c
@@ -100,7 +100,7 @@ int main(int argc, char *argv[]) {
        uint32_t pattern[kPatternSize];
        const int kDumpWidth = 8;
        size_t i;
-       int delay;
+       int delay, miss = 0;
 
        struct gramProfile profile = {0,0};
 
@@ -130,7 +130,7 @@ int main(int argc, char *argv[]) {
        }
 
        printf("memtest... \n");
-       volatile uint32_t ddr_base = 0x10000000;
+       volatile uint32_t ddr_base = 0x10001000;
 
        printf("Writing data sequence...");
        for (i = 0; i < kPatternSize; i++) {
@@ -158,6 +158,7 @@ int main(int argc, char *argv[]) {
                for (int j = 3; j >= 0; j--) {
                        if (((uint8_t*)(&read_value))[j] != ((uint8_t*)(&expected_value))[j]) {
                                printf("\033[0;31m%02x\033[0m", ((uint8_t*)(&read_value))[j]);
+                               miss++;
                        } else {
                                printf("\033[0;32m%02x\033[0m", ((uint8_t*)(&read_value))[j]);
                        }
@@ -170,6 +171,8 @@ int main(int argc, char *argv[]) {
                }
        }
 
+       printf("Memtest miss score (lowest is better): %d/100\n", (miss/4)*100/kPatternSize);
+
        close(serial_port);
 
        return EXIT_SUCCESS;