diff --git a/Runner/suites/Multimedia/CDSP/fastrpc_test/fastrpc_test.yaml b/Runner/suites/Multimedia/CDSP/fastrpc_test/fastrpc_test.yaml
index 0cae5cf9..0d66f0d3 100644
--- a/Runner/suites/Multimedia/CDSP/fastrpc_test/fastrpc_test.yaml
+++ b/Runner/suites/Multimedia/CDSP/fastrpc_test/fastrpc_test.yaml
@@ -8,7 +8,8 @@ metadata:
     - Now tests ALL supported DSP domains detected at runtime (ADSP, MDSP, SDSP, CDSP, CDSP1, GPDSP0, GPDSP1)
     - Tests BOTH signed (system) and unsigned (user) Protection Domains where hardware supports them
     - ADSP/MDSP/SDSP: signed PD only; CDSP/CDSP1/GPDSP: both signed and unsigned PDs
-    - QCS9075, QCS8275, QCS8300, QCS9100: GPDSP0/GPDSP1 domains are skipped (fastrpc_tests binaries not supported temporarily)
+    - Entire test SKIPs early if FastRPC system libraries (libadsprpc/libcdsprpc/libsdsprpc), DSP skeleton directories (v75/v68), or test libraries (libcalculator/libhap_example/libmultithreading) are absent
+    - Domains without a `/dev/fastrpc-<label>` or `/dev/fastrpc-<label>-secure` endpoint are skipped at runtime; explicitly selected domains (--domain / --domain-name / single mode) with a missing endpoint produce FAIL with remoteproc diagnostics
     - For single-domain testing: set DOMAIN_MODE="single" and specify DOMAIN or DOMAIN_NAME
   os:
     - linux
diff --git a/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh b/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
index d3978995..83464ba0 100755
--- a/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
+++ b/Runner/suites/Multimedia/CDSP/fastrpc_test/run.sh
@@ -185,7 +185,6 @@ log_info "-------------------Starting $TESTNAME Testcase------------------------
 log_info "Kernel: $(uname -a 2>/dev/null || echo N/A)"
 log_info "Date(UTC): $(date -u 2>/dev/null || echo N/A)"
 log_soc_info
-SOC_MACHINE="$(tr -s ' ' < /sys/devices/soc0/machine 2>/dev/null | sed 's/^[[:space:]]*//;s/[[:space:]]*$//')"
 
 # -------------------- Binary directory resolution -----------------
 if [ -n "$BIN_DIR" ]; then
@@ -216,6 +215,28 @@ 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 test libraries are installed
+# and 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 not found (no libadsprpc/libcdsprpc/libsdsprpc)"
+    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+    exit 0
+fi
+
+if [ -z "${FASTRPC_RESOLVED_SKEL_PATH:-}" ]; then
+    log_skip "$TESTNAME SKIP - FastRPC DSP skeleton directory not found (no v75 or v68 under base)"
+    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+    exit 0
+fi
+
+if [ -z "${FASTRPC_RESOLVED_LIB_TEST_DIR:-}" ]; then
+    log_skip "$TESTNAME SKIP - FastRPC test libraries not found (no libcalculator/libhap_example/libmultithreading)"
+    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+    exit 0
+fi
+
 log_info "Using binary: $RUN_BIN"
 log_info "Run dir: $RUN_DIR (launching ./fastrpc_test)"
 log_info "Binary details:"
@@ -237,47 +258,52 @@ if [ -z "$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 "$SOC_MACHINE" in
-    *QRB2210*|*"Glymur CRD"*)
-        soc_skip_all=1
-        ;;
-    *QCS9075*|*QCS8275*|*QCS8300*|*QCS9100*)
-        soc_skip_gpdsp=1
-        ;;
-esac
-
-if [ "$soc_skip_all" -eq 1 ]; then
-    log_skip "$TESTNAME SKIP - SoC $SOC_MACHINE does not support FastRPC"
-    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
-    exit 0
+# -------------------- Validate FastRPC endpoint availability --------------------
+# Skip per-domain endpoint check on QDA DRM kernels (no /dev/fastrpc-* nodes).
+fastrpc_chardev_iface=0
+for _fastrpc_dev in /dev/fastrpc-*; do
+    [ -c "$_fastrpc_dev" ] && fastrpc_chardev_iface=1 && break
+done
+unset _fastrpc_dev
+if [ "$fastrpc_chardev_iface" -eq 1 ]; then
+    log_info "FastRPC interface: character device (/dev/fastrpc-*)"
+else
+    log_info "FastRPC interface: non-chardev (QDA DRM or similar); skipping endpoint filter"
 fi
 
-if [ "$soc_skip_gpdsp" -eq 1 ]; then
-    filtered=""
+if [ "$fastrpc_chardev_iface" -eq 1 ]; then
+    # Explicit domain selection requires the endpoint present; auto-discovered
+    # missing endpoints are filtered out silently.
+    domain_selection_explicit=0
+    { [ -n "$CLI_DOMAIN_NAME" ] || [ -n "$CLI_DOMAIN" ] || [ "$DOMAIN_MODE" = "single" ]; } \
+        && domain_selection_explicit=1
+
+    available_domains=""
     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 }$d" ;;
-        esac
+        dom_name="$(domain_to_name "$d")"
+        ep_label="$(domain_to_endpoint_label "$d")"
+        if fastrpc_domain_endpoint_available "$d"; then
+            available_domains="${available_domains:+$available_domains }$d"
+            log_debug "Endpoint available: /dev/fastrpc-${ep_label} (or -secure)"
+        else
+            log_warn "$dom_name: endpoint not present (checked /dev/fastrpc-${ep_label} and /dev/fastrpc-${ep_label}-secure); domain present in DT/remoteproc but not usable"
+            if [ "$domain_selection_explicit" -eq 1 ]; then
+                log_fail "$dom_name: explicitly selected endpoint not present (checked /dev/fastrpc-${ep_label} and /dev/fastrpc-${ep_label}-secure)"
+                log_dsp_remoteproc_status
+                echo "$TESTNAME : FAIL" >"$RESULT_FILE"
+                exit 0
+            fi
+        fi
     done
-    DOMAINS_TO_TEST="$filtered"
-fi
 
-if [ -z "$DOMAINS_TO_TEST" ]; then
-    log_skip "$TESTNAME SKIP - no supported domains remain after SoC filter ($SOC_MACHINE)"
-    echo "$TESTNAME : SKIP" >"$RESULT_FILE"
-    exit 0
+    if [ -z "$available_domains" ]; then
+        log_dsp_remoteproc_status
+        log_skip "$TESTNAME SKIP - no FastRPC endpoint devices found"
+        echo "$TESTNAME : SKIP" >"$RESULT_FILE"
+        exit 0
+    fi
+
+    DOMAINS_TO_TEST="$available_domains"
 fi
 
 log_info "Domain mode: $DOMAIN_MODE"
@@ -328,6 +354,16 @@ RESULTS_TRACKER=""
 
 for DOMAIN in $DOMAINS_TO_TEST; do
     dom_name="$(domain_to_name "$DOMAIN")"
+
+    # Defensive re-check; the pre-filter above should have caught this.
+    if [ "$fastrpc_chardev_iface" -eq 1 ]; then
+        if ! fastrpc_domain_endpoint_available "$DOMAIN"; then
+            _ep="$(domain_to_endpoint_label "$DOMAIN")"
+            log_info "Skipping $dom_name: endpoint not present (checked /dev/fastrpc-${_ep} and /dev/fastrpc-${_ep}-secure)"
+            continue
+        fi
+    fi
+
     PD_VALUES="$(effective_pds_for_domain "$DOMAIN")"
 
     if [ -z "$PD_VALUES" ]; then
@@ -433,15 +469,10 @@ 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..b9857309 100755
--- a/Runner/utils/lib_fastrpc.sh
+++ b/Runner/utils/lib_fastrpc.sh
@@ -87,6 +87,44 @@ fastrpc_first_existing_word_dir() {
     return 1
 }
 
+# Returns the first directory in the space-separated candidate_dirs list that
+# contains at least one FastRPC system library (libadsprpc, libcdsprpc, or
+# libsdsprpc).  Generic directories like /usr/lib that exist without FastRPC
+# installed are skipped.
+fastrpc_first_dir_with_fastrpc_syslib() {
+    candidate_dirs="$1"
+    for candidate_dir in $candidate_dirs; do
+        [ -d "$candidate_dir" ] || continue
+        for lib in libadsprpc libcdsprpc libsdsprpc; do
+            if find "$candidate_dir" -maxdepth 1 -name "${lib}.so*" 2>/dev/null \
+               | grep -qm1 .; then
+                printf '%s\n' "$candidate_dir"
+                return 0
+            fi
+        done
+    done
+    return 1
+}
+
+# Returns the first directory in the space-separated candidate_dirs list that
+# contains at least one known FastRPC test library (libcalculator, libhap_example,
+# or libmultithreading).  Matches both unversioned (.so) and versioned (.so.N)
+# forms so Debian runtime-only installs are detected correctly.
+fastrpc_first_dir_with_testlib() {
+    candidate_dirs="$1"
+    for candidate_dir in $candidate_dirs; do
+        [ -d "$candidate_dir" ] || continue
+        for lib in libcalculator libhap_example libmultithreading; do
+            if find "$candidate_dir" -maxdepth 1 -name "${lib}.so*" 2>/dev/null \
+               | grep -qm1 .; then
+                printf '%s\n' "$candidate_dir"
+                return 0
+            fi
+        done
+    done
+    return 1
+}
+
 fastrpc_detect_multiarch_triplet() {
     triplet=""
 
@@ -148,8 +186,8 @@ fastrpc_discover_runtime_layout() {
     FASTRPC_LIB_TEST_DIRS_CHECKED="$(fastrpc_append_word_unique "$FASTRPC_LIB_TEST_DIRS_CHECKED" "/usr/lib/fastrpc_test")"
     FASTRPC_SKEL_BASES_CHECKED="$(fastrpc_append_word_unique "$FASTRPC_SKEL_BASES_CHECKED" "/usr/share/fastrpc_test")"
 
-    FASTRPC_RESOLVED_LIB_SYS_DIR="$(fastrpc_first_existing_word_dir "$FASTRPC_LIB_SYS_DIRS_CHECKED" || true)"
-    FASTRPC_RESOLVED_LIB_TEST_DIR="$(fastrpc_first_existing_word_dir "$FASTRPC_LIB_TEST_DIRS_CHECKED" || true)"
+    FASTRPC_RESOLVED_LIB_SYS_DIR="$(fastrpc_first_dir_with_fastrpc_syslib "$FASTRPC_LIB_SYS_DIRS_CHECKED" || true)"
+    FASTRPC_RESOLVED_LIB_TEST_DIR="$(fastrpc_first_dir_with_testlib "$FASTRPC_LIB_TEST_DIRS_CHECKED" || true)"
     FASTRPC_RESOLVED_SKEL_BASE="$(fastrpc_first_existing_word_dir "$FASTRPC_SKEL_BASES_CHECKED" || true)"
 
     FASTRPC_RESOLVED_SKEL_PATH=""
@@ -262,16 +300,6 @@ 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
@@ -323,6 +351,30 @@ domain_to_name() {
     esac
 }
 
+# Maps a domain number to the DT binding label used by the FastRPC driver
+# when naming /dev/fastrpc-<label>.  GPDSP domains use the DT label gdsp0/gdsp1,
+# not the presentation names gpdsp0/gpdsp1.
+domain_to_endpoint_label() {
+    case "$1" in
+        0) echo "adsp" ;;
+        1) echo "mdsp" ;;
+        2) echo "sdsp" ;;
+        3) echo "cdsp" ;;
+        4) echo "cdsp1" ;;
+        5) echo "gdsp0" ;;
+        6) echo "gdsp1" ;;
+        *) echo "" ;;
+    esac
+}
+
+# Returns 0 if a usable FastRPC character device exists for the given domain.
+# Checks both /dev/fastrpc-<label> and /dev/fastrpc-<label>-secure.
+fastrpc_domain_endpoint_available() {
+    _label="$(domain_to_endpoint_label "$1")"
+    [ -n "$_label" ] || return 1
+    [ -c "/dev/fastrpc-${_label}" ] || [ -c "/dev/fastrpc-${_label}-secure" ]
+}
+
 append_unique() {
     current="$1"
     new="$2"