FreeCalypso > hg > fc-tourmaline
view src/cs/services/etm/etm_api.c @ 288:25d3ee009d19
audio tone amplitudes: band-aid fix for FC Luna
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 13 Nov 2021 05:02:57 +0000 |
parents | 4e78acac3d88 |
children |
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/******************************************************************************* * Enhanced TestMode (ETM) * @file etm_api.c * * API for ETM SWE. * * @author Kim T. Peteren (ktp@ti.com) * @version 0.1 * * * History: * * Date Modification * ------------------------------------ * 11/06/2003 Creation * * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved ******************************************************************************/ #include "etm/etm.h" #include "etm/etm_env.h" #include "etm/etm_messages_i.h" #include "etm/etm_trace.h" #include "etm/etm_misc.h" #include "rvf/rvf_api.h" #include <string.h> extern T_ETM_ENV_CTRL_BLK *etm_env_ctrl_blk; /******************************************************************************* * Registers the SWE to the ETM instance. * * This is a bridge function. It sends the T_ETM_REGISTRATION_REQ * message to the ETM SWE. * It is the first function that should be called. * * @return ETM_NOMEM in case of a memory error, * the return value of rvf_send_msg otherwise. ******************************************************************************/ int etm_register(char name[], int mid, int task_id, T_RVF_ADDR_ID addr_id, ETM_CALLBACK_FUNC callback) { /* Type for a registration event. */ T_ETM_REGISTER_REQ *etm_registration_p; tr_etm(TgTrEtmLow, "ETM API: _register bridge function(%s)", name); /* Allocate the memory for the message to send */ if ((etm_registration_p = (T_ETM_REGISTER_REQ*) etm_malloc(sizeof(T_ETM_REGISTER_REQ))) == NULL) return ETM_NOMEM; /* Fill the message id */ etm_registration_p->header.msg_id = ETM_REGISTER_REQ; /* Fill the address source id */ etm_registration_p->header.src_addr_id = rvf_get_taskid(); etm_registration_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id; etm_registration_p->header.callback_func = NULL; /* Fill the message parameters */ memcpy(etm_registration_p->name, name, strlen(name)); etm_registration_p->mid = mid; etm_registration_p->task_id = task_id; etm_registration_p->addr_id = addr_id; etm_registration_p->rx_callback_func = callback; /* Send the message using mailbox. */ return rvf_send_msg(etm_env_ctrl_blk->addr_id, (void*) etm_registration_p); } /******************************************************************************* * Cleans ETM register tables, i.e. set/clean the variable at their initialization * state for a specific entity. * This function can be used to reinitialize ETM register database without having to * start/stop it. * * This is a bridge function. It sends ETM_UNREGISTER message to ETM. * * @return ETM_NOMEM in case of a memory error, * the return value of rvf_send_msg otherwise. ******************************************************************************/ int etm_unregister(char name[], int mid, int task_id, T_RVF_ADDR_ID addr_id, ETM_CALLBACK_FUNC callback) { /* Type for a start input event. */ T_ETM_UNREGISTER *etm_unregister_p; tr_etm(TgTrEtmLow, "ETM API: _unregister bridge function"); /* Allocate the memory for the message to send */ if ((etm_unregister_p = (T_ETM_UNREGISTER*) etm_malloc(sizeof(T_ETM_UNREGISTER))) == NULL) return ETM_NOMEM; /* Fill the message id */ etm_unregister_p->header.msg_id = ETM_UNREGISTER; /* Fill the address source id */ etm_unregister_p->header.src_addr_id = rvf_get_taskid(); etm_unregister_p->header.dest_addr_id = etm_env_ctrl_blk->addr_id; etm_unregister_p->header.callback_func = NULL; /* Fill the message parameters */ memcpy(etm_unregister_p->name, name, strlen(name)); etm_unregister_p->mid = mid; etm_unregister_p->task_id = task_id; etm_unregister_p->addr_id = addr_id; etm_unregister_p->rx_callback_func = callback; /* Send the message using mailbox. */ return rvf_send_msg(etm_env_ctrl_blk->addr_id, (void*) etm_unregister_p); } /******************************************************************************* * Get data from a ETM packet structur. Get either 8, 16 or 32 value * Used to unpack data * * This is helpers * * @return the return value of the point of the ETM packet. ******************************************************************************/ int etm_get8(void *buf) { unsigned char *p = buf; int value = *p; tr_etm(TgTrEtmLow, "ETM API: _get8(%d)", value); return value; } int etm_get16(void *buf) { unsigned char *p = buf; int value = (*p++ | (*p << 8)); tr_etm(TgTrEtmLow, "ETM API: _get16(%d)", value); return value; } int etm_get32(void *buf) { unsigned char *p = buf; int value = 0; value = *p; p++; value |= (*p << 8); p++; value |= (*p << 16); p++; value |= (*p << 24); tr_etm(TgTrEtmLow, "ETM API: _get32(%d)", value); return value; } /******************************************************************************* * Put data into a ETM packet structur. Put either 8, 16 or 32 value * Used to pack data * * This is helpers * * @return Return ETM_PACKET of ETM_OK. ******************************************************************************/ #define max_ul_data_size 240 int etm_pkt_put8(T_ETM_PKT *pkt, int value) { tr_etm(TgTrEtmLow, "ETM API: _pkt_put8(*, %d)", value); if (pkt->index + 1 > max_ul_data_size) return ETM_PACKET; pkt->data[pkt->index] = value; pkt->index += 1; pkt->size += 1; return ETM_OK; } int etm_pkt_put16(T_ETM_PKT *pkt, int value) { tr_etm(TgTrEtmLow, "ETM API: _pkt_put16(*, %d)", value); if (pkt->index + 2 > max_ul_data_size) return ETM_PACKET; memcpy(&pkt->data[pkt->index], &value, 2); pkt->index += 2; pkt->size += 2; return ETM_OK; } int etm_pkt_put32(T_ETM_PKT *pkt, int value) { tr_etm(TgTrEtmLow, "ETM API: _pkt_put32(*, %d)", value); if (pkt->index + 4 > max_ul_data_size) return ETM_PACKET; memcpy(&pkt->data[pkt->index], &value, 4); pkt->index += 4; pkt->size += 4; return ETM_OK; } int etm_pkt_putdata(T_ETM_PKT *pkt, const void *buf, int size) { tr_etm(TgTrEtmLow, "ETM API: _pkt_putdata(*, %d)", size); if (pkt->index + size > max_ul_data_size) return ETM_PACKET; memcpy(&pkt->data[pkt->index], buf, size); pkt->index += size; pkt->size += size; return ETM_OK; } /******************************************************************************* * This function is used to send an ETM Packet to the PC * * This is helpers * * @return Return value of rvf_send_trace_cpy. ******************************************************************************/ int etm_pkt_send(T_ETM_PKT *pkt) { extern unsigned char etm_trace_user_id; uint8 *buf, cksum = 0; uint16 sendsize, size; int error = ETM_OK; buf = (uint8 *) &pkt->mid; sendsize = size = pkt->size + 2; //one for mid, one for status tr_etm(TgTrEtmLow, "ETM API: _pkt_send: size(%d)", sendsize); while (size-- ) { cksum ^= *buf++; } *buf = cksum; sendsize += 1; // one for checksum tr_etm_hexdump(TgTrEtmLow, &pkt->mid, sendsize); error = rvt_send_trace_cpy((uint8 *) &pkt->mid, etm_trace_user_id, sendsize, RVT_BINARY_FORMAT); if(error < 0) tr_etm(TgTrFatal, "ETM API: _pkt_send: ERROR(%d)", error); return error; }