Rename PNET_MAX_PORT to PNET_NUMBER_OF_PHYSICAL_PORTS

Author: olbjo

CMakeLists.txt

@@ -77,12 +77,12 @@ set(PNET_MAX_CR                 2
 set(PNET_MAX_SLOTS            5
   CACHE STRING "Per API. Should be > 1 to allow at least one I/O module")
 set(PNET_MAX_SUBSLOTS         3
-  CACHE STRING "Per slot (DAP requires 2 + PNET_MAX_PORT)")
+  CACHE STRING "Per slot (DAP requires 2 + PNET_NUMBER_OF_PHYSICAL_PORTS)")
 set(PNET_MAX_CHANNELS           1
   CACHE STRING "Per sub-slot. Used for diagnosis")
 set(PNET_MAX_DFP_IOCR           2
   CACHE STRING "Allowed values are 0 (zero) or 2")
-set(PNET_MAX_PORT               1
+set(PNET_NUMBER_OF_PHYSICAL_PORTS          1
   CACHE STRING "Number of physical ports")
 set(PNET_MAX_LOG_BOOK_ENTRIES   16
   CACHE STRING "")

doc/multiple_ports.rst

@@ -99,10 +99,10 @@ To run p-net and the sample application with multiple ports a couple
 of things need to be done. Note that the settings described in the 
 following sections are changed by running ``ccmake .`` in the build folder.
 ``options.h`` will be regenerated. Another way to set the options is to 
-set them on the cmake command line (-DPNET_MAX_PORT=2 -DPNET_MAX_SUBSLOTS=4).
+set them on the cmake command line (-DPNET_NUMBER_OF_PHYSICAL_PORTS=2 -DPNET_MAX_SUBSLOTS=4).
 
-Reconfigure setting ``PNET_MAX_PORT`` to the actual number of physical ports available in the system.
-For this example ``PNET_MAX_PORT`` shall be set to 2. 
+Reconfigure setting ``PNET_NUMBER_OF_PHYSICAL_PORTS`` to the actual number of physical ports available in the system.
+For this example ``PNET_NUMBER_OF_PHYSICAL_PORTS`` shall be set to 2. 
 
 Reconfigure setting ``PNET_MAX_SUBSLOTS``. Each additional port will require an additional subslot.
 For this example the ``PNET_MAX_SUBSLOTS`` should be be set to 4.

include/pnet_api.h

@@ -1204,7 +1204,7 @@ typedef struct pnet_if_cfg
    const char * main_netif_name; /**< Main (DAP) network interface. */
    pnet_ip_cfg_t ip_cfg;   /**< IP Settings for main network interface */
 
-   pnet_port_cfg_t physical_ports[PNET_MAX_PORT];
+   pnet_port_cfg_t physical_ports[PNET_NUMBER_OF_PHYSICAL_PORTS];
 } pnet_if_cfg_t;
 
 /**

options.h.in

@@ -112,9 +112,9 @@
 #define PNET_MAX_DFP_IOCR         @PNET_MAX_DFP_IOCR@
 #endif
 
-#if !defined (PNET_MAX_PORT)
+#if !defined (PNET_NUMBER_OF_PHYSICAL_PORTS)
 /** 2 for media redundancy. Currently only 1 is supported. */
-#define PNET_MAX_PORT             @PNET_MAX_PORT@
+#define PNET_NUMBER_OF_PHYSICAL_PORTS        @PNET_NUMBER_OF_PHYSICAL_PORTS@
 #endif
 
 #if !defined (PNET_MAX_LOG_BOOK_ENTRIES)

sample_app/GSDML-V2.4-RT-Labs-P-Net-Sample-App-20210202.xml

@@ -66,7 +66,7 @@ Current list works for Raspberry Pi, Linksys usb/ethernet dongle and xmc sample
                      </MAUTypeList>
                   </PortSubmoduleItem>
 <!-- 
-Enable to support additional port. (PNET_MAX_PORT == 2)
+Enable to support additional port. (PNET_NUMBER_OF_PHYSICAL_PORTS == 2)
 Add additional PortSubmoduleItems to support additional ports
 -->
 <!--

sample_app/sampleapp_common.c

@@ -1276,7 +1276,7 @@ void app_plug_dap (pnet_t * net, void * arg)
       PNET_SUBMOD_DAP_INTERFACE_1_PORT_1_IDENT,
       &cfg_dap_data);
 
-#if PNET_MAX_PORT >= 2
+#if PNET_MAX_PHY_PORTS >= 2
    app_exp_submodule_ind (
       net,
       arg,
@@ -1288,7 +1288,7 @@ void app_plug_dap (pnet_t * net, void * arg)
       &cfg_dap_data);
 #endif
 
-#if PNET_MAX_PORT >= 3
+#if PNET_MAX_PHY_PORTS >= 3
    app_exp_submodule_ind (
       net,
       arg,
@@ -1300,7 +1300,7 @@ void app_plug_dap (pnet_t * net, void * arg)
       &cfg_dap_data);
 #endif
 
-#if PNET_MAX_PORT >= 4
+#if PNET_MAX_PHY_PORTS >= 4
    app_exp_submodule_ind (
       net,
       arg,
@@ -1481,7 +1481,10 @@ int app_pnet_cfg_init_netifs (
    pnal_ipaddr_t netmask;
    pnal_ipaddr_t gateway;
 
-   ret = app_get_netif_namelist (netif_list_str, if_list, PNET_MAX_PORT);
+   ret = app_get_netif_namelist (
+      netif_list_str,
+      if_list,
+      PNET_NUMBER_OF_PHYSICAL_PORTS);
    if (ret != 0)
    {
       return ret;
@@ -1493,7 +1496,7 @@ int app_pnet_cfg_init_netifs (
       printf ("Management port:      %s\n", p_cfg->if_cfg.main_netif_name);
    }
 
-   for (i = 1; i <= PNET_MAX_PORT; i++)
+   for (i = 1; i <= PNET_NUMBER_OF_PHYSICAL_PORTS; i++)
    {
       p_cfg->if_cfg.physical_ports[i - 1].netif_name = if_list->netif[i].name;
       if (verbosity > 0)

sample_app/sampleapp_common.h

@@ -131,7 +131,7 @@ static const cfg_submodule_type_t cfg_available_submodule_types[] = {
     PNET_DIR_NO_IO,
     0,
     0},
-#if PNET_MAX_PORT >= 2
+#if PNET_NUMBER_OF_PHYSICAL_PORTS >= 2
    {"DAP Port 2",
     APP_API,
     PNET_MOD_DAP_IDENT,
@@ -140,7 +140,7 @@ static const cfg_submodule_type_t cfg_available_submodule_types[] = {
     0,
     0},
 #endif
-#if PNET_MAX_PORT >= 3
+#if PNET_NUMBER_OF_PHYSICAL_PORTS >= 3
    {"DAP Port 3",
     APP_API,
     PNET_MOD_DAP_IDENT,
@@ -149,7 +149,7 @@ static const cfg_submodule_type_t cfg_available_submodule_types[] = {
     0,
     0},
 #endif
-#if PNET_MAX_PORT >= 4
+#if PNET_NUMBER_OF_PHYSICAL_PORTS >= 4
    {"DAP Port 4",
     APP_API,
     PNET_MOD_DAP_IDENT,
@@ -190,8 +190,8 @@ struct cmd_args
    char path_storage_directory[PNET_MAX_DIRECTORYPATH_SIZE]; /** Terminated */
    char station_name[PNET_STATION_NAME_MAX_SIZE]; /** Terminated string */
    char eth_interfaces
-      [PNET_INTERFACE_NAME_MAX_SIZE * (PNET_MAX_PORT + 1) +
-       PNET_MAX_PORT]; /** Terminated string */
+      [PNET_INTERFACE_NAME_MAX_SIZE * (PNET_NUMBER_OF_PHYSICAL_PORTS + 1) +
+       PNET_NUMBER_OF_PHYSICAL_PORTS]; /** Terminated string */
    int verbosity;
    int show;
    bool factory_reset;
@@ -205,7 +205,7 @@ typedef struct app_netif_name
 
 typedef struct app_netif_namelist
 {
-   app_netif_name_t netif[PNET_MAX_PORT + 1];
+   app_netif_name_t netif[PNET_NUMBER_OF_PHYSICAL_PORTS + 1];
 } app_netif_namelist_t;
 
 typedef struct app_subslot
@@ -321,19 +321,17 @@ int app_pnet_cfg_init_netifs (
 
 /**
  * Parse a comma separated list of network interfaces and check
- * that the number of interfaces match the PNET_MAX_PORT configuration.
- * Examples:
- * PNET_MAX_PORT     arg_str                 status
- * 1                 "eth0"                  ok
- * 1                 "eth0,eth1"             err
- * 2                 "br0,eth0,eth1"         ok
- * 2                 "br0,eth0,"             err
+ * that the number of interfaces match the PNET_NUMBER_OF_PHYSICAL_PORTS
+ * configuration. Examples: PNET_NUMBER_OF_PHYSICAL_PORTS     arg_str status 1
+ * "eth0"                  ok 1                 "eth0,eth1"             err 2
+ * "br0,eth0,eth1"         ok 2                 "br0,eth0,"             err
  *
  * @param arg_str    In:   Network interface list as comma separated,
  *                         terminated string. For example "eth0" or
  *                         "br0,eth0,eth1".
  * @param p_if_list  Out:  List of network interfaces
- * @param max_port   In:   PNET_MAX_PORT, passed as argument to allow test
+ * @param max_port   In:   PNET_NUMBER_OF_PHYSICAL_PORTS, passed as argument to
+ *                         allow test
  * @return  0  if network interface list matches configuration
  *         -1  on error
  */

src/common/pf_cpm.c

@@ -578,7 +578,7 @@ int pf_cpm_activate_req (pnet_t * net, pf_ar_t * p_ar, uint32_t crep)
           (uint32_t)p_iocr->param.reduction_ratio * 1000U) /
          32U; /* us */
 
-      for (ix = 0; ix < PNET_MAX_PORT; ix++)
+      for (ix = 0; ix < PNET_NUMBER_OF_PHYSICAL_PORTS; ix++)
       {
          p_cpm->rxa[ix][0] = -1; /* "invalid" cycle counter */
          p_cpm->rxa[ix][1] = -1;

src/common/pf_eth.c

@@ -33,17 +33,6 @@
 #include <string.h>
 #include "pf_includes.h"
 
-/**
- * Init network interface.
- * Set name, read mac address, register receive callback.
- *
- * @param net              InOut: The p-net stack instance
- * @param netif_name       In:    Network interface name
- * @param eth_receive_type In:    Ethernet frame types that shall be received
- *                                by the network interface / port.
- * @param netif            Out:   Initialized network interface.
- * @return
- */
 static int pf_eth_init_netif (
    pnet_t * net,
    const char * netif_name,
@@ -83,13 +72,13 @@ int pf_eth_init (pnet_t * net, const pnet_cfg_t * p_cfg)
    pf_port_iterator_t port_iterator;
    pf_port_t * p_port_data;
    pnal_ethertype_t main_port_receive_type;
-#if PNET_MAX_PORT > 1
+#if PNET_NUMBER_OF_PHYSICAL_PORTS > 1
    const pnet_port_cfg_t * p_port_cfg;
 #endif
 
    memset (net->eth_id_map, 0, sizeof (net->eth_id_map));
 
-#if (PNET_MAX_PORT == 1)
+#if (PNET_NUMBER_OF_PHYSICAL_PORTS == 1)
    main_port_receive_type = PNAL_ETHTYPE_ALL;
 #else
    main_port_receive_type = PNAL_ETHTYPE_PROFINET;
@@ -113,7 +102,7 @@ int pf_eth_init (pnet_t * net, const pnet_cfg_t * p_cfg)
    {
       p_port_data = pf_port_get_state (net, port);
 
-#if PNET_MAX_PORT > 1
+#if PNET_NUMBER_OF_PHYSICAL_PORTS > 1
       p_port_cfg = pf_port_get_config (net, port);
 
       if (
@@ -133,6 +122,7 @@ int pf_eth_init (pnet_t * net, const pnet_cfg_t * p_cfg)
 
       port = pf_port_get_next (&port_iterator);
    }
+
    return 0;
 }
 

src/common/pf_eth.h

@@ -22,10 +22,10 @@ extern "C" {
 
 /**
  * Initialize ETH component and network interfaces according to configuration
- * If device is configured with one network interface (PNET_MAX_PORT==1),
- * the management port and physical port 1 refers to same network interface.
- * In a multi port configuration, the management port and physical ports are
- * different network interfaces.
+ * If device is configured with one network interface
+ * (PNET_NUMBER_OF_PHYSICAL_PORTS==1), the management port and physical port 1
+ * refers to same network interface. In a multi port configuration, the
+ * management port and physical ports are different network interfaces.
  * @param net              InOut: The p-net stack instance
  * @param p_cfg            In:    Configuration
  * @return   0 on success