--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gsm-fw/L1/dyn_dwl_cfile/l1_dyn_dwl_apihisr.c	Thu Oct 22 18:19:42 2015 +0000
@@ -0,0 +1,409 @@
+/************* Revision Controle System Header *************
+ *                  GSM Layer 1 software
+ * L1_DYN_DWL_APIHISR.C
+ *
+ *        Filename l1_dyn_dwl_apihisr.c
+ *  Copyright 2004 (C) Texas Instruments
+ *
+ ************* Revision Controle System Header *************/
+
+#include <stdio.h>
+#include <string.h>
+#include "nucleus.h"
+#include "l1_confg.h"
+#include "sys_types.h"
+#include "l1_types.h"
+#include "l1audio_cust.h"
+#include "l1audio_defty.h"
+#include "l1audio_const.h"
+#include "l1_const.h"
+#include "l1tm_defty.h"
+
+#if (L1_GTT == 1)
+  #include "l1gtt_const.h"
+  #include "l1gtt_defty.h"
+#endif
+
+#if (L1_DYN_DSP_DWNLD == 1)
+  #include "l1_dyn_dwl_const.h"
+  #include "l1_dyn_dwl_signa.h"
+  #include "l1_dyn_dwl_defty.h"
+  #include "l1_dyn_dwl_msgty.h"
+  #include "l1_dyn_dwl_error.h"
+  #include "l1_dyn_dwl_proto.h"
+  #include "l1_api_hisr.h"
+#endif
+#if (L1_MP3 == 1)
+  #include "l1mp3_defty.h"
+#endif //L1_MP3
+#if (L1_MIDI == 1)
+  #include "l1midi_defty.h"
+#endif
+
+#include "l1_defty.h"
+#include "cust_os.h"
+/* #include "nu_main.h" */
+#include "l1audio_signa.h"
+#include "l1audio_cust.h"
+#include "l1_varex.h"
+#include "l1_macro.h"
+#include "l1_api_hisr.h"
+#include "l1_trace.h"
+
+#if (L1_DYN_DSP_DWNLD == 1)
+
+/* Dynamic Download NDB API */
+T_DYN_DWNLD_MCU_DSP *dyn_dwl_ndb;
+
+#if (CODE_VERSION == SIMULATION)
+  T_DYN_DWNLD_MCU_DSP dyn_dwl_ndb_sim;
+  UWORD16 dwnld_area_array[SIZE_DWNLD_AREA_SIMU];
+#endif
+
+enum states
+  {
+     RESET = 0, 
+     WAIT_UNINSTALL = 1,
+     WAIT_DSP_END_BUFFER = 2,
+     WAIT_CRC = 3,
+     WAIT_INSTALL = 4
+  };
+/*------------------------------------------------------------------------------------------------------------- */
+/* l1_dyn_dwnld_copy_patch_process()                                                                            */
+/*------------------------------------------------------------------------------------------------------------- */
+/*                                                                                                              */
+/* Parameters : BOOL new_patch: TRUE if the patch is copied from scratch, FALSE if it has been started so far   */
+/*                                                                                                              */
+/* Return     : state in which must be stepped into                                                             */
+/*                                                                                                              */
+/* Description : Performs the copy of the patch and computes next state of corresponding APIHISR state machine  */
+/*                                                                                                              */
+/*------------------------------------------------------------------------------------------------------------- */
+
+UWORD8 l1_dyn_dwnld_copy_patch_process (BOOL new_patch)
+{
+  BOOL        still_words_to_be_copied;
+  UWORD16     tmp_dwnld_area_size;
+  UWORD8      return_state;
+  UWORD16     *p_src_mcu = NULL;
+  UWORD16     *p_dest_mcu = NULL;
+  UWORD16     *tmp_pointer = NULL;
+
+  UWORD16 tmp_patch_size = l1_apihisr.dyn_dwnld.tmp_patch_size;
+
+  /* Copy first N block of data */
+  still_words_to_be_copied = l1_init_pointers_and_copy_first_block_of_data(&(tmp_dwnld_area_size), &(tmp_patch_size), &(p_dest_mcu), &(p_src_mcu),new_patch);
+
+  /* Set download command */
+   dyn_dwl_ndb->d_api_dwl_download_ctrl = (API) C_DWL_DOWNLOAD_CTRL_DOWNLOAD;  
+
+   #if (CODE_VERSION == SIMULATION)
+     l1_trigger_api_interrupt();
+   #endif
+
+  /* Check if there are still words to be copied after first API interrupt generation: if not */
+  /* the patch has been completely downloaded and MCU waits for CRC*/
+  if(still_words_to_be_copied == FALSE)
+  {
+    return_state = WAIT_CRC;
+  }
+
+  /* If not copy the patch: if download area is bigger than patch size copy until the end of the patch */
+  /* Else copy till the end of buffer download area and wait for DSP interrupt */
+  else
+  {
+    if (tmp_dwnld_area_size >= tmp_patch_size)
+    {
+      l1_copy_till_the_end_of_the_patch_and_update_write_pointer(tmp_patch_size,p_dest_mcu,p_src_mcu);
+      return_state = WAIT_CRC;
+    }
+    else
+    {
+      l1_copy_till_end_of_dwnld_area_and_update_write_pointer(tmp_dwnld_area_size,p_dest_mcu,&tmp_patch_size,&p_src_mcu);
+
+      /* Save source patch file pointerand temporary patch size*/
+      l1_apihisr.dyn_dwnld.running_source_pointer = (UWORD32) p_src_mcu;
+      l1_apihisr.dyn_dwnld.tmp_patch_size  = tmp_patch_size;
+
+      /* Change state*/
+      return_state = WAIT_DSP_END_BUFFER;
+    }
+  }
+  return return_state;
+}
+/*-------------------------------------------------------------*/
+/* l1_dyn_dwnld_apihisr()                                      */
+/*-------------------------------------------------------------*/
+/*                                                             */
+/* Parameters : none                                           */
+/*                                                             */
+/* Return     : n/a                                            */
+/*                                                             */
+/* Description : implements Dynamic Download API HISR          */
+/*                                                             */
+/*-------------------------------------------------------------*/
+
+void l1_dyn_dwnld_apihisr()
+{
+
+  UWORD8 *state = &l1_apihisr.dyn_dwnld.state;
+
+
+  /* Variables for copy process */
+  
+  xSignalHeaderRec    *conf_msg;
+  BOOL                flag_error;
+  
+  /* Dynamic Download error handler : check if critical error occured */
+  if( l1_dyn_dwnld_apihisr_error_handler() == TRUE )
+  {
+     /* Send notification to L1A */
+     conf_msg = os_alloc_sig(sizeof(T_API_L1_DYN_DWNLD_STOP));
+     DEBUGMSG(status,NU_ALLOC_ERR)
+     conf_msg->SignalCode = API_L1_DYN_DWNLD_STOP;
+     ((T_API_L1_DYN_DWNLD_STOP *) (conf_msg->SigP))->error = dyn_dwl_ndb->d_api_dwl_error_code;
+     dyn_dwl_ndb->d_api_dwl_error_code = C_DWL_ERR_RESET;
+     os_send_sig(conf_msg,L1C1_QUEUE);
+     DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+
+     /* Branch state */
+     *state = RESET;
+     flag_error = TRUE;
+     return;
+  }
+  else
+  {
+    flag_error = FALSE;
+  }
+
+  /****************/
+  /*STATE MACHINE */
+  /****************/
+
+  while (1){
+  switch(*state)
+  {
+    /*********/
+    /* RESET */
+    /*********/
+    case RESET:
+    {
+      /* Check reset init command (if reset by DSP) / Restart in case dynamic download delayed */
+      if ( dyn_dwl_ndb->d_api_dwl_download_ctrl == (API) C_DWL_DOWNLOAD_CTRL_DSP_ACK || 
+      l1a_apihisr_com.dyn_dwnld.command.restart == TRUE)
+      {
+        if (flag_error == FALSE)
+        {  
+
+          /* Send confirmation to L1A */
+          conf_msg = os_alloc_sig(0);
+          DEBUGMSG(status,NU_ALLOC_ERR)
+          conf_msg->SignalCode = API_L1_DYN_DWNLD_START_CON;
+          os_send_sig(conf_msg,L1C1_QUEUE);
+          DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+
+          /* Store patch IDs to install counter in global API */
+          l1_apihisr.dyn_dwnld.patch_ids_counter = l1a_apihisr_com.dyn_dwnld.copy_parameters.num_of_elem;
+      
+          /* Reset command */
+          l1a_apihisr_com.dyn_dwnld.command.restart = FALSE;
+
+          /* Test if number of uninstall elements is greater than zero */
+          if ( l1a_apihisr_com.dyn_dwnld.uninstall_parameters.num_of_elem > 0 )
+          {
+            /* Copy num of elem L1A-API variable counter into global uninstall counter */
+            l1_apihisr.dyn_dwnld.uninstall_counter = l1a_apihisr_com.dyn_dwnld.uninstall_parameters.num_of_elem;
+
+            l1_set_uninstall_parameters();
+
+            #if (CODE_VERSION == SIMULATION)
+              l1_trigger_api_interrupt();
+            #endif
+
+            /* Change state */
+            *state = WAIT_UNINSTALL;     
+          }
+          else /* No elements to uninstall*/
+          {
+            /* Reset patch size */
+            l1_apihisr.dyn_dwnld.tmp_patch_size = 0;
+
+            /* Copy the patch and update current state*/
+            *state =  l1_dyn_dwnld_copy_patch_process(TRUE);
+
+          }
+        }
+      }
+      return;
+    }   /* end case RESET */
+//omaps00090550    break;
+
+    /******************/
+    /* WAIT_UNINSTALL  */
+    /******************/
+    case WAIT_UNINSTALL:
+    {
+      /* Check uninstall command (if reset by DSP) */
+      if ( dyn_dwl_ndb->d_api_dwl_download_ctrl == (API) C_DWL_DOWNLOAD_CTRL_DSP_ACK )
+      {
+        /* Decrement uninstall counter */
+        l1_apihisr.dyn_dwnld.uninstall_counter--;
+
+        /* Check uninstall counter: if it is 0 no more uninstall to perform*/
+        if ( l1_apihisr.dyn_dwnld.uninstall_counter == 0 )
+        {
+          /* Send confirmation to L1A */
+          conf_msg = os_alloc_sig(0);
+          DEBUGMSG(status,NU_ALLOC_ERR)
+          conf_msg->SignalCode = API_L1_DYN_DWNLD_UNINST_OK;
+          os_send_sig(conf_msg,L1C1_QUEUE);
+          DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+
+          /* Reset patch size */
+          l1_apihisr.dyn_dwnld.tmp_patch_size = 0;
+
+          /* Copy the patch and update current state*/
+           *state =  l1_dyn_dwnld_copy_patch_process(TRUE);
+        }  
+        else /* there are some uninstall to perform */
+        {
+          l1_set_uninstall_parameters();
+
+		  #if (CODE_VERSION == SIMULATION)
+            l1_trigger_api_interrupt();
+          #endif
+        }
+      }
+      return; 
+    }   /* end case WAIT_UNINSTALL */
+//omaps00090550    break;
+
+    /***********************/
+    /* WAIT_DSP_END_BUFFER */
+    /***********************/
+    case WAIT_DSP_END_BUFFER:
+    {
+      if ( dyn_dwl_ndb->d_api_dwl_download_ctrl == (API) C_DWL_DOWNLOAD_CTRL_DSP_ACK )
+      {
+        /* Copy the patch and update current state*/
+        *state = l1_dyn_dwnld_copy_patch_process(FALSE);
+      }
+      return;
+    } /* end case WAIT_DSP_END_BUFFER */
+//omaps00090550    break;
+
+    /************/
+    /* WAIT_CRC */
+    /************/
+    case WAIT_CRC:
+    {
+      /* Check if DSP install command is reset */
+      if (dyn_dwl_ndb->d_api_dwl_download_ctrl == (API) C_DWL_DOWNLOAD_CTRL_DSP_ACK )
+      {
+        /* Test if CRC is OK */
+        if ( dyn_dwl_ndb->d_api_dwl_crc != l1a_apihisr_com.dyn_dwnld.copy_parameters.crc[l1a_apihisr_com.dyn_dwnld.copy_parameters.num_of_elem-l1_apihisr.dyn_dwnld.patch_ids_counter])       /* CRC not OK */
+        {
+          /* Send notification to L1A */
+          conf_msg = os_alloc_sig(sizeof(T_API_L1_CRC_NOT_OK));
+          DEBUGMSG(status,NU_ALLOC_ERR)
+          conf_msg->SignalCode = API_L1_CRC_NOT_OK;
+          ((T_API_L1_CRC_NOT_OK *) (conf_msg->SigP))->patch_id = dyn_dwl_ndb->d_api_dwl_crc;
+          os_send_sig(conf_msg,L1C1_QUEUE);
+          DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+
+          /* Change state */
+          *state = RESET;
+        }
+        else              /* CRC OK */
+        {
+          conf_msg = os_alloc_sig(sizeof(T_API_L1_CRC_NOT_OK));
+          DEBUGMSG(status,NU_ALLOC_ERR)
+          conf_msg->SignalCode = API_L1_CRC_OK;
+          ((T_API_L1_CRC_NOT_OK *) (conf_msg->SigP))->patch_id = l1a_apihisr_com.dyn_dwnld.copy_parameters.crc[l1a_apihisr_com.dyn_dwnld.copy_parameters.num_of_elem-l1_apihisr.dyn_dwnld.patch_ids_counter];
+          os_send_sig(conf_msg,L1C1_QUEUE);
+          DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+          *state = WAIT_INSTALL;
+
+          /* Set install parameters */
+          
+          dyn_dwl_ndb->d_api_dwl_function_address[0] = 
+          (API) (l1a_apihisr_com.dyn_dwnld.copy_parameters.address_to_install[l1a_apihisr_com.dyn_dwnld.copy_parameters.num_of_elem-l1_apihisr.dyn_dwnld.patch_ids_counter] & 0x0000FFFF);
+          dyn_dwl_ndb->d_api_dwl_function_address[1] = 
+          (API) ((l1a_apihisr_com.dyn_dwnld.copy_parameters.address_to_install[l1a_apihisr_com.dyn_dwnld.copy_parameters.num_of_elem-l1_apihisr.dyn_dwnld.patch_ids_counter] >> 16) & 0x0000FFFF);
+
+          dyn_dwl_ndb->d_api_dwl_download_ctrl = (API) C_DWL_DOWNLOAD_CTRL_INSTALL;
+
+		  #if (CODE_VERSION == SIMULATION)
+            l1_trigger_api_interrupt();
+          #endif
+        }
+      }  
+      return;
+    }   /* end case WAIT_CRC */
+//omaps00090550    break;
+
+    /****************/
+    /* WAIT_INSTALL */
+    /****************/
+    case WAIT_INSTALL:
+    {
+      /* Check if DSP install command is reset */
+      if (dyn_dwl_ndb->d_api_dwl_download_ctrl == (API) C_DWL_DOWNLOAD_CTRL_DSP_ACK )
+      {
+        /* Decrement patch counter */
+        l1_apihisr.dyn_dwnld.patch_ids_counter--;
+
+        /* Test if patch counter is null */
+        if ( l1_apihisr.dyn_dwnld.patch_ids_counter == 0 )
+        {
+          /* Send notification to L1A */
+          conf_msg = os_alloc_sig(0);
+          DEBUGMSG(status,NU_ALLOC_ERR)
+          conf_msg->SignalCode = API_L1_DYN_DWNLD_FINISHED;
+          os_send_sig(conf_msg,L1C1_QUEUE);
+          DEBUGMSG(status,NU_SEND_QUEUE_ERR)
+          *state = RESET;
+        }
+        else
+        {
+          /* Reset patch size */
+          l1_apihisr.dyn_dwnld.tmp_patch_size = 0;
+
+          /* Copy the patch and update current state*/
+          *state =  l1_dyn_dwnld_copy_patch_process(TRUE);
+        }
+      }
+      return;
+    }   /* end case WAIT_INSTALL */
+//omaps00090550    break;
+  }   /* end switch */
+}  /* end while */
+}
+
+/*-------------------------------------------------------------*/
+/* l1_dyn_dwnld_apihisr_error_handler()                        */
+/*-------------------------------------------------------------*/
+/*                                                             */ 
+/* Parameters : error_code (OUT) error_code received from DSP  */
+/*                                                             */
+/* Return     : TRUE if errors signaled by DSP                 */
+/*                                                             */
+/*-------------------------------------------------------------*/
+ BOOL l1_dyn_dwnld_apihisr_error_handler()
+{
+  BOOL  critical;
+
+  /* Initialisation */
+  critical = FALSE;
+
+  if(dyn_dwl_ndb->d_api_dwl_error_code != 0)
+  {
+    critical = TRUE;
+  }
+
+  return critical;
+}
+
+
+#endif  /* L1_DYN_DSP_DWNLD */
+