PAC infra sysapi files (sonic-net#18646)

src/sonic-pac/fpinfra/sysapi/sysapi.c

@@ -0,0 +1,137 @@
+/*
+ * Copyright 2024 Broadcom Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ */
+
+#include <string.h>
+#include "pacinfra_common.h"
+#include "product.h"
+#include "resources.h"
+#include "osapi.h"
+#include "sysapi.h"
+#include "defaultconfig.h"
+
+static void * sysapiTimerTaskID = 0;
+
+/*************************************
+ * Mbuf Queue declarations
+ *************************************/
+void **pMbufQTop;      /* top of queue */
+void **pMbufQBot;      /* bottom of queue */
+void **MbufQHead;
+void **MbufQTail;
+uint32 MbufsFree;
+uint32 MbufsRxUsed;
+uint32 MbufsMaxFree;
+void      *pMbufPool;
+
+
+/**************************************************************************
+ *
+ * @purpose  Task that creates the application timer function
+ *
+ * @param    none
+ *
+ * @returns  none.
+ *
+ * @notes If the task is already created, just return.
+ *
+ * @end
+ *
+ *************************************************************************/
+void sysapiTimerTaskStart(void)
+{
+  if ( sysapiTimerTaskID != 0 )
+  {
+    return;
+  }
+  sysapiTimerTaskID = osapiTaskCreate(   "osapiTimer",
+      (void *)osapiTimerHandler,
+      0,
+       NULLPTR,
+       DEFAULT_STACK_SIZE,
+       MEDIUM_TASK_PRIORITY,
+       DEFAULT_TASK_SLICE);
+
+  /* Wait for osapiTimer task to finish initialization.*/
+  if (osapiWaitForTaskInit( OSAPI_TIMER_TASK_SYNC,  WAIT_FOREVER) !=  SUCCESS)
+  {
+    //SYSAPI_PRINTF(SYSAPI_LOGGING_ALWAYS, "In routine %s line %d, osapiWaitForTaskInit failed\n",
+    //    __FUNCTION__, __LINE__);
+    //LOG_ERROR(0);
+  }
+  return;
+}
+
+/**************************************************************************
+ * @purpose  Initialize the sysapi component
+ *
+ * @param    none
+ *
+ * @returns   SUCCESS
+ * @returns   ERROR
+ *
+ * @notes
+ *
+ * @end
+ *
+ *************************************************************************/
+RC_t sysapiSystemInit(void)
+{
+   int32 i;
+  uint32 temp32;
+  uint32 phy_size = 0;
+  uint32 mtu_size = FD_NIM_DEFAULT_MTU_SIZE;
+
+  /* initialize system timers */
+  sysapiTimerTaskStart();
+
+  /* Reserve extra space for control overhead. */
+  phy_size += (sizeof(SYSAPI_NET_MBUF_HEADER_t) + NET_MBUF_START_OFFSET + 64);
+
+  temp32 = phy_size + mtu_size + SYSAPI_PKT_BUF_ALIGN_LEN;
+
+  pMbufPool = osapiMalloc (  SIM_COMPONENT_ID,  MAX_NETWORK_BUFF_PER_BOX * ( temp32 ) );
+  if ( pMbufPool ==  NULLPTR )
+    return( ERROR);
+
+
+  /********************************************************
+   * Allocate the "mbuf" Queue. Each entry is a 32 bit ptr
+   *********************************************************/
+  pMbufQTop = ( void ** )osapiMalloc (  SIM_COMPONENT_ID,  MAX_NETWORK_BUFF_PER_BOX * sizeof (void *));
+  if ( pMbufQTop ==  NULLPTR )
+    return( ERROR);
+
+  /***************************************************
+   * Initialize the "mbuf" Queue and counter.
+   ****************************************************/
+  MbufQHead = pMbufQTop;
+  MbufQTail = pMbufQTop;
+  MbufsMaxFree =  MAX_NETWORK_BUFF_PER_BOX;
+  MbufsFree = MbufsMaxFree;
+  MbufsRxUsed = 0;
+  memset(&mbuf_stats, 0, sizeof(mbuf_stats_t));
+
+  for ( i=0;i<( int32)MbufsFree;i++ )
+  {
+    *MbufQHead = ( void * ) ( ( uchar8 *)pMbufPool + i * ( temp32 ));
+    MbufQHead++;
+  }
+  pMbufQBot = --MbufQHead;            /* set bottom of queue ptr */
+  MbufQHead = pMbufQTop;              /* reset head ptr to top */
+
+
+  return( SUCCESS);
+}

src/sonic-pac/fpinfra/sysapi/sysapi_hpc.c

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2024 Broadcom Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ */
+
+#include "pacinfra_common.h"
+
+typedef struct
+{
+   IANA_INTF_TYPE_t   type;
+   PORT_SPEEDS_t      defaultSpeed;
+   uint64             phyCapabilities; /* combination of all applicable  PHY_CAPABILITIES_t */
+  /* CONNECTOR_TYPES_t  connectorType;*/
+   fec_mode_t         defaultFEC;
+  uint32             fecCapabilities; /* combination of all applicable  FEC_CAPABILITY_t */
+} SYSAPI_HPC_PORT_DESCRIPTOR_t;
+
+/**************************************************************************
+*
+* @purpose  Return the number of physical ports, given a slot number.
+*
+* @param    slotNum      slot number for requested card ID.
+*
+* @returns  portCount    Number of physical ports in slot number
+*
+* @notes
+*
+* @end
+*
+*************************************************************************/
+uint32 sysapiHpcPhysPortsInSlotGet(int slotNum)
+{
+  return 255; //needs to work on it
+}