fix(nrLDPC_coding_segment): Reorganize segment and xdma CMakeFiles.txt to avoid redundant compilation

2025-01-08 08:31:06 +00:00
parent 244355a3d2
commit 61cb2bcc5a
4 changed files with 23 additions and 13 deletions
@@ -1,9 +1,22 @@
-add_library(ldpc MODULE
-  nrLDPC_coding_segment_decoder.c
-  nrLDPC_coding_segment_encoder.c
-  ${PHY_NR_CODINGIF}
+add_library(nr_coding_segment_utils OBJECT
+  nrLDPC_load.c
  nr_rate_matching.c
 )
+
+add_library(nr_coding_segment_decoder OBJECT
+  nrLDPC_coding_segment_decoder.c
+)
+
+add_library(nr_coding_segment_encoder OBJECT
+  nrLDPC_coding_segment_encoder.c
+)
+
+add_library(ldpc MODULE)
+target_link_libraries(ldpc PRIVATE
+  nr_coding_segment_decoder
+  nr_coding_segment_encoder
+  nr_coding_segment_utils
+)
 set_target_properties(ldpc PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})

 add_dependencies(nr-softmodem ldpc)
@@ -0,0 +1,76 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+/*! \file nrLDPC_load.c
+ * \brief: load library implementing coding/decoding algorithms
+ * \author Francois TABURET
+ * \date 2020
+ * \version 0.1
+ * \company NOKIA BellLabs France
+ * \email: francois.taburet@nokia-bell-labs.com
+ * \note
+ * \warning
+ */
+#define _GNU_SOURCE
+#include <sys/types.h>
+#include <stdlib.h>
+#include <malloc.h>
+#include "assertions.h"
+#include "common/utils/LOG/log.h"
+#include "PHY/CODING/nrLDPC_extern.h"
+#include "common/config/config_userapi.h"
+#include "common/utils/load_module_shlib.h"
+
+/* arguments used when called from phy simulators exec's which do not use the config module */
+/* arg is used to initialize the config module so that the loader works as expected */
+char *arg[64] = {"ldpctest", NULL};
+
+int load_LDPClib(char *version, ldpc_interface_t *itf)
+{
+  char *ptr = (char *)config_get_if();
+  char libname[64] = "ldpc";
+
+  if (ptr == NULL) { // phy simulators, config module possibly not loaded
+    uniqCfg = load_configmodule(1, arg, CONFIG_ENABLECMDLINEONLY);
+    logInit();
+  }
+  /* function description array, to be used when loading the encoding/decoding shared lib */
+  loader_shlibfunc_t shlib_fdesc[] = {{.fname = "LDPCinit"},
+                                      {.fname = "LDPCshutdown"},
+                                      {.fname = "LDPCdecoder"},
+                                      {.fname = "LDPCencoder"}};
+  int ret;
+  ret = load_module_version_shlib(libname, version, shlib_fdesc, sizeofArray(shlib_fdesc), NULL);
+  AssertFatal((ret >= 0), "Error loading ldpc decoder");
+  itf->LDPCinit = (LDPC_initfunc_t *)shlib_fdesc[0].fptr;
+  itf->LDPCshutdown = (LDPC_shutdownfunc_t *)shlib_fdesc[1].fptr;
+  itf->LDPCdecoder = (LDPC_decoderfunc_t *)shlib_fdesc[2].fptr;
+  itf->LDPCencoder = (LDPC_encoderfunc_t *)shlib_fdesc[3].fptr;
+
+  AssertFatal(itf->LDPCinit() == 0, "error starting LDPC library %s %s\n", libname, version);
+
+  return 0;
+}
+
+int free_LDPClib(ldpc_interface_t *ldpc_interface)
+{
+  return ldpc_interface->LDPCshutdown();
+}