[prim] Split prim_alert_* out of prim:all

Signed-off-by: Rupert Swarbrick <rswarbrick@lowrisc.org>
diff --git a/hw/ip/prim/prim.core b/hw/ip/prim/prim.core
index 6ed5357..3bd92c0 100644
--- a/hw/ip/prim/prim.core
+++ b/hw/ip/prim/prim.core
@@ -21,11 +21,9 @@
       - lowrisc:prim:cipher_pkg:0.1
       - lowrisc:prim:arbiter
       - lowrisc:prim:fifo
+      - lowrisc:prim:alert
     files:
       - rtl/prim_clock_gating_sync.sv
-      - rtl/prim_alert_pkg.sv
-      - rtl/prim_alert_receiver.sv
-      - rtl/prim_alert_sender.sv
       - rtl/prim_esc_pkg.sv
       - rtl/prim_esc_receiver.sv
       - rtl/prim_esc_sender.sv
diff --git a/hw/ip/prim/prim_alert.core b/hw/ip/prim/prim_alert.core
new file mode 100644
index 0000000..01cfdf3
--- /dev/null
+++ b/hw/ip/prim/prim_alert.core
@@ -0,0 +1,41 @@
+CAPI=2:
+# Copyright lowRISC contributors.
+# Licensed under the Apache License, Version 2.0, see LICENSE for details.
+# SPDX-License-Identifier: Apache-2.0
+
+name: "lowrisc:prim:alert"
+description: "Alert send and receive"
+filesets:
+  files_rtl:
+    depend:
+      - lowrisc:prim:assert
+      - lowrisc:prim:diff_decode
+      - lowrisc:prim:buf
+    files:
+      - rtl/prim_alert_pkg.sv
+      - rtl/prim_alert_receiver.sv
+      - rtl/prim_alert_sender.sv
+    file_type: systemVerilogSource
+
+  files_verilator_waiver:
+    depend:
+      # common waivers
+      - lowrisc:lint:common
+
+  files_ascentlint_waiver:
+    depend:
+      # common waivers
+      - lowrisc:lint:common
+
+  files_veriblelint_waiver:
+    depend:
+      # common waivers
+      - lowrisc:lint:common
+
+targets:
+  default:
+    filesets:
+      - tool_verilator   ? (files_verilator_waiver)
+      - tool_ascentlint  ? (files_ascentlint_waiver)
+      - tool_veriblelint ? (files_veriblelint_waiver)
+      - files_rtl