FLR should not be run for Mass storage devices (ARM-software#203)

- Skip the FLR check for mass storage devices as
  they will be reset and logs cannot be stored

Signed-off-by: Sujana M <sujana.m@arm.com>
Co-authored-by: Sujana M <sujana.m@arm.com>

test_pool/pcie/operating_system/test_os_p035.c

@@ -65,6 +65,7 @@ payload(void)
   uint32_t dp_type;
   uint32_t cap_base;
   uint32_t flr_cap;
+  uint32_t base_cc;
   uint32_t test_fails;
   uint32_t test_skip = 1;
   uint32_t idx;
@@ -86,8 +87,15 @@ payload(void)
       bdf = bdf_tbl_ptr->device[tbl_index++].bdf;
       dp_type = val_pcie_device_port_type(bdf);
 
-      /* Check entry is  RCiEP or normal EP */
-      if ((dp_type == RCiEP) || (dp_type == EP))
+      /* Skip check for Storage devices as the
+       * logs will not be stored if FLR is done*/
+      val_pcie_read_cfg(bdf, TYPE01_RIDR, &reg_value);
+      base_cc = reg_value >> TYPE01_BCC_SHIFT;
+      if (base_cc == MAS_CC)
+          continue;
+
+      /* Check entry is normal EP */
+      if (dp_type == EP)
       {
 
           val_print(ACS_PRINT_DEBUG, "\n       BDF 0x%x ", bdf);
@@ -182,7 +190,7 @@ payload(void)
 
   if (test_skip == 1) {
       val_print(ACS_PRINT_DEBUG,
-        "\n       No RCiEP/ EP type device found with PCIe Express Cap support. Skipping test", 0);
+        "\n       No EP type device found with PCIe Express Cap support. Skipping test", 0);
       val_set_status(pe_index, RESULT_SKIP(TEST_NUM, 1));
   }
   else if (test_fails)