diff --git a/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh b/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
index d3978995..f5e47fc3 100755
--- a/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
+++ b/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
@@ -216,6 +216,22 @@ fi
 # -------------------- Runtime layout discovery --------------------
 fastrpc_setup_runtime_layout
 
+# Gate on artifacts being present: a domain appearing in remoteproc/DT does not
+# guarantee the FastRPC libraries, DSP skeletons, and endpoint device nodes are
+# usable.  Without them every invocation would fail rather than skip, which is
+# the wrong signal.
+if [ -z "${FASTRPC_RESOLVED_LIB_SYS_DIR:-}" ]; then
+    log_skip "$TESTNAME SKIP - FastRPC system library directory not found"
+    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+    exit 0
+fi
+
+if [ -z "${FASTRPC_RESOLVED_SKEL_BASE:-}" ]; then
+    log_skip "$TESTNAME SKIP - FastRPC DSP skeleton base directory not found"
+    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+    exit 0
+fi
+
 log_info "Using binary: $RUN_BIN"
 log_info "Run dir: $RUN_DIR (launching ./fastrpc_test)"
 log_info "Binary details:"
@@ -237,48 +253,28 @@ if [ -z "$DOMAINS_TO_TEST" ]; then
     exit 0
 fi
 
-# -------------------- SoC-specific domain blacklist --------------------
-# QRB2210: FastRPC not supported - skip entire test
-# QCS9075, QCS8275, QCS8300, QCS9100: GPDSP0 (domain 5) and GPDSP1 (domain 6) not supported currently
-# SM8850: libhap_example HAP_mem DMA not supported - treat as known skip per invocation
-#
-# Do not skip Glymur CRD by SoC name. Newer Glymur/Debian images expose
-# ADSP/CDSP remoteproc instances and FastRPC skeletons, so runtime discovery
-# should decide whether the test can run.
-soc_skip_all=0
-soc_skip_gpdsp=0
- 
-case "$SOC_MACHINE" in
-    *QRB2210*|*"Glymur CRD"*)
-        soc_skip_all=1
-        ;;
-    *QCS9075*|*QCS8275*|*QCS8300*|*QCS9100*)
-        soc_skip_gpdsp=1
-        ;;
-esac
+# -------------------- Validate FastRPC endpoint availability --------------------
+# Early validation: check if discovered domains have endpoint devices available.
+# Skip test if none are accessible, rather than failing during execution.
+available_domains=""
+for d in $DOMAINS_TO_TEST; do
+    dom_name="$(domain_to_name "$d")"
+    fastrpc_dev="/dev/fastrpc-$(printf '%s' "$dom_name" | tr '[:upper:]' '[:lower:]')"
+    if [ -c "$fastrpc_dev" ]; then
+        available_domains="${available_domains:+$available_domains }$d"
+        log_debug "Endpoint available: $fastrpc_dev"
+    else
+        log_debug "Endpoint not available: $fastrpc_dev"
+    fi
+done
 
-if [ "$soc_skip_all" -eq 1 ]; then
-    log_skip "$TESTNAME SKIP - SoC $SOC_MACHINE does not support FastRPC"
+if [ -z "$available_domains" ]; then
+    log_skip "$TESTNAME SKIP - no FastRPC endpoint devices found"
     echo "$TESTNAME : SKIP" >"$RESULT_FILE"
     exit 0
 fi
 
-if [ "$soc_skip_gpdsp" -eq 1 ]; then
-    filtered=""
-    for d in $DOMAINS_TO_TEST; do
-        case "$d" in
-            5|6) log_info "SoC $SOC_MACHINE: skipping $(domain_to_name "$d") (not supported)" ;;
-            *) filtered="${filtered:+$filtered }$d" ;;
-        esac
-    done
-    DOMAINS_TO_TEST="$filtered"
-fi
-
-if [ -z "$DOMAINS_TO_TEST" ]; then
-    log_skip "$TESTNAME SKIP - no supported domains remain after SoC filter ($SOC_MACHINE)"
-    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
-    exit 0
-fi
+DOMAINS_TO_TEST="$available_domains"
 
 log_info "Domain mode: $DOMAIN_MODE"
 log_info "Domains to test: $DOMAINS_TO_TEST"
@@ -328,6 +324,15 @@ RESULTS_TRACKER=""
 
 for DOMAIN in $DOMAINS_TO_TEST; do
     dom_name="$(domain_to_name "$DOMAIN")"
+
+    # Check that the FastRPC endpoint device node for this domain exists.
+    # remoteproc/DT presence does not guarantee the driver has created the node.
+    fastrpc_dev="/dev/fastrpc-$(printf '%s' "$dom_name" | tr '[:upper:]' '[:lower:]')"
+    if [ ! -c "$fastrpc_dev" ]; then
+        log_info "Skipping $dom_name: endpoint $fastrpc_dev not present"
+        continue
+    fi
+
     PD_VALUES="$(effective_pds_for_domain "$DOMAIN")"
 
     if [ -z "$PD_VALUES" ]; then
@@ -433,15 +438,10 @@ for DOMAIN in $DOMAINS_TO_TEST; do
             fi
 
             # Track invocation result immediately
-            # SM8850: libhap_example HAP_mem DMA handle not supported - treat as known skip
             if [ "$rc" -eq 0 ] && [ -r "$iter_log" ] && grep -F -q -e "All tests completed successfully" -e "All applicable tests PASSED" "$iter_log"; then
                 PASS_COUNT=$((PASS_COUNT+1))
                 combo_pass=$((combo_pass+1))
                 log_pass "$iter_tag: success"
-            elif case "$SOC_MACHINE" in *SM8850*) true ;; *) false ;; esac && only_hap_example_failed "$iter_log"; then
-                PASS_COUNT=$((PASS_COUNT+1))
-                combo_pass=$((combo_pass+1))
-                log_pass "$iter_tag: success (libhap_example.so HAP_mem skipped on $SOC_MACHINE - DMA handle not supported)"
             else
                 combo_fail=$((combo_fail+1))
                 log_warn "$iter_tag: success pattern not found"
diff --git a/Runner/utils/lib_fastrpc.sh b/Runner/utils/lib_fastrpc.sh
index dc470019..ee2aa885 100755
--- a/Runner/utils/lib_fastrpc.sh
+++ b/Runner/utils/lib_fastrpc.sh
@@ -262,16 +262,6 @@ extract_test_summary_counts() {
     printf '%s:%s:%s:%s\n' "$total" "$passed" "$failed" "$skipped"
 }
 
-# Returns true if the only failing subtest is libhap_example.so.
-# Used to treat HAP_mem DMA failures as known-skip on affected SoCs.
-only_hap_example_failed() {
-    log_file="$1"
-
-    [ -r "$log_file" ] || return 1
-    grep -F -q "[FAIL]" "$log_file" || return 1
-    ! grep -F "[FAIL]" "$log_file" | grep -q -v "libhap_example.so"
-}
-
 log_dsp_remoteproc_status() {
     fw_list="adsp mdsp sdsp cdsp cdsp0 cdsp1 gdsp0 gdsp1 gpdsp0 gpdsp1"
     any=0