efi_selftest: efi_st_memcmp return difference of bytes

[u-boot] / board / theadorable / theadorable.c

diff --git a/board/theadorable/theadorable.c b/board/theadorable/theadorable.c
index d4242170c74b3ed69f9bf4c73bb4d4a4c70d8e9b..9b56620e658b2bf8ba73916f84fd0864f218d203 100644 (file)
--- a/board/theadorable/theadorable.c
+++ b/board/theadorable/theadorable.c
@@ -294,3 +294,44 @@ int board_late_init(void)
        return 0;
 }
 #endif
+
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_PCI)
+int do_pcie_test(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       pci_dev_t bdf;
+       u16 ven_id, dev_id;
+
+       if (argc != 3)
+               return cmd_usage(cmdtp);
+
+       ven_id = simple_strtoul(argv[1], NULL, 16);
+       dev_id = simple_strtoul(argv[2], NULL, 16);
+
+       printf("Checking for PCIe device: VendorID 0x%04x, DeviceId 0x%04x\n",
+              ven_id, dev_id);
+
+       /*
+        * Check if the PCIe device is detected (somtimes its not available
+        * on the PCIe bus)
+        */
+       bdf = pci_find_device(ven_id, dev_id, 0);
+       if (bdf == -1) {
+               /* PCIe device not found! */
+               printf("Failed to find PCIe device\n");
+       } else {
+               /* PCIe device found! */
+               printf("PCIe device found, resetting board...\n");
+
+               /* default handling: SOFT reset */
+               do_reset(NULL, 0, 0, NULL);
+       }
+
+       return 0;
+}
+
+U_BOOT_CMD(
+       pcie,   3,   0,     do_pcie_test,
+       "Test for presence of a PCIe device",
+       "<VendorID> <DeviceID>"
+);
+#endif