]> Gitweb @ Texas Instruments - Open Source Git Repositories - git.TI.com/gitweb - ipc/ipcdev.git/blobdiff - qnx/src/ipc3x_dev/ti/syslink/build/Qnx/resmgr/syslink_main.c
Reject all operations on DSP2 in QNX
[ipc/ipcdev.git] / qnx / src / ipc3x_dev / ti / syslink / build / Qnx / resmgr / syslink_main.c
index 16708b25a4eee5f7c88fdef190bef40ca0464ff7..4aaf595bca427c714830407b93ee5cfa6872ec13 100644 (file)
@@ -8,7 +8,7 @@
  *
  *  ============================================================================
  *
- *  Copyright (c) 2011-2012, Texas Instruments Incorporated
+ *  Copyright (c) 2011-2014, Texas Instruments Incorporated
  *
  *  Redistribution and use in source and binary forms, with or without
  *  modification, are permitted provided that the following conditions
@@ -57,9 +57,6 @@
 #include <sys/siginfo.h>
 #include <signal.h>
 #include <stdbool.h>
-#if defined(SYSLINK_PLATFORM_OMAP4430)
-#include <login.h>
-#endif
 
 #include <IpcKnl.h>
 
 #include <ti/syslink/utils/List.h>
 #include <ti/syslink/utils/MemoryOS.h>
 #include <ti/ipc/MultiProc.h>
+#include <ti/ipc/NameServer.h>
 #include <_MultiProc.h>
-#include <rprcfmt.h>
+#include <_NameServer.h>
+#include <_GateMP_daemon.h>
 #include <OsalSemaphore.h>
 #include <ti/syslink/utils/OsalPrint.h>
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
+#if defined(SYSLINK_PLATFORM_OMAP5430)
 #include <_ipu_pm.h>
 #endif
 #include <ti/syslink/utils/Trace.h>
 #include <ti/syslink/ProcMgr.h>
 #include <Bitops.h>
 #include <RscTable.h>
-#if (_NTO_VERSION >= 800)
-#include <slog2.h>
-#endif
 
 #include <ti-ipc.h>
 
             | PROCMGR_AOP_DENY      \
             | PROCMGR_AOP_LOCK
 
-// Ducati trace to slog2 static variables and defines
-#define TRACE_BUFFER_SIZE               4096
-// polling interval in microseconds
-#define TRACE_POLLING_INTERVAL_US       1000000
 
-#if (_NTO_VERSION >= 800)
-static int verbosity = SLOG2_ERROR;
-static slog2_buffer_t buffer_handle;
-#else
 static int verbosity = 2;
+
+/* Disable recovery mechanism if true */
+static int disableRecovery = false;
+static char * logFilename = NULL;
+
+/* Number of cores to attach to */
+static int numAttach = 0;
+
+#if defined(SYSLINK_PLATFORM_VAYU)
+/* DSP2 is invalid on Vayu */
+#define INVALID_PROC     "DSP2"
+
+static bool gatempEnabled = false;
+static Int32 sr0OwnerProcId = -1;
+#else
+#define INVALID_PROC     ""
 #endif
-static char trace_buffer[TRACE_BUFFER_SIZE];
-static pthread_mutex_t trace_mutex = PTHREAD_MUTEX_INITIALIZER;
-static Bool trace_active;
-static pthread_t thread_traces;
 
 // Syslink hibernation global variables
 Bool syslink_hib_enable = TRUE;
-#if !defined(SYSLINK_PLATFORM_OMAP4430) && !defined(SYSLINK_PLATFORM_OMAP5430)
+#if !defined(SYSLINK_PLATFORM_OMAP5430)
 #define PM_HIB_DEFAULT_TIME 5000
 #endif
 uint32_t syslink_hib_timeout = PM_HIB_DEFAULT_TIME;
@@ -116,24 +116,35 @@ Bool syslink_hib_hibernating = FALSE;
 pthread_mutex_t syslink_hib_mutex = PTHREAD_MUTEX_INITIALIZER;
 pthread_cond_t syslink_hib_cond = PTHREAD_COND_INITIALIZER;
 
-extern int rpmsg_omx_setup (void);
-extern void rpmsg_omx_destroy (void);
-extern int rpmsg_resmgr_setup (void);
-extern void rpmsg_resmgr_destroy (void);
-extern Int rpmsg_dce_setup (Void);
-extern Void rpmsg_dce_destroy (Void);
+extern Int rpmsg_rpc_setup (Void);
+extern Void rpmsg_rpc_destroy (Void);
 extern Void GateHWSpinlock_LeaveLockForPID(int pid);
 
 typedef struct syslink_firmware_info_t {
     uint16_t proc_id;
     char * proc;
     char * firmware;
+    bool attachOnly;
+    int  procState;  /* state of processor - index into procStateNames array */
+    int  readProcState; /* state that is currently being printed */
+    bool reload;     /* reload core during recovery */
+    bool freeString; /* Need to free previously allocated firmware string */
 } syslink_firmware_info;
 static syslink_firmware_info syslink_firmware[MultiProc_MAXPROCESSORS];
+
+/* Number of valid entries in syslink_firmware array */
 static unsigned int syslink_num_cores = 0;
 
-int init_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware, bool recover);
-int deinit_ipc(syslink_dev_t * dev, bool recover);
+int init_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware,
+    bool recover);
+int deinit_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware,
+    bool recover);
+int init_syslink_trace_device(syslink_dev_t *dev);
+int deinit_syslink_trace_device(syslink_dev_t *dev);
+
+Int syslink_error_cb (UInt16 procId, ProcMgr_Handle handle,
+                      ProcMgr_State fromState, ProcMgr_State toState,
+                      ProcMgr_EventStatus status, Ptr args);
 
 static RscTable_Handle rscHandle[MultiProc_MAXPROCESSORS];
 
@@ -144,6 +155,13 @@ static ProcMgr_State errStates[] = {ProcMgr_State_Mmu_Fault,
                                     ProcMgr_State_Watchdog,
                                     ProcMgr_State_EndValue};
 
+/* Processor states */
+#define RESET_STATE  0
+#define RUNNING_STATE 1
+
+static String procStateNames[] = { "In reset",
+                                   "Running" };
+
 typedef struct syslink_trace_info_t {
     uintptr_t   va;
     uint32_t    len;
@@ -152,7 +170,572 @@ typedef struct syslink_trace_info_t {
     Bool        firstRead;
 } syslink_trace_info;
 
-static syslink_trace_info proc_traces[NUM_REMOTE_PROCS];
+static syslink_trace_info proc_traces[MultiProc_MAXPROCESSORS];
+
+static int runSlave(syslink_dev_t *dev, uint16_t procId,
+    syslink_firmware_info * firmware_info)
+{
+    int status = 0;
+    ProcMgr_AttachParams attachParams;
+
+    if (firmware_info->firmware) {
+        rscHandle[procId] = RscTable_alloc(firmware_info->firmware, procId);
+        if (rscHandle[procId] == NULL) {
+            status = -1;
+            return status;
+        }
+    }
+
+    status = ProcMgr_open(&procH[procId], procId);
+    if (status < 0 || procH[procId] == NULL) {
+        goto procmgropen_fail;
+    }
+
+    /* Load and start the remote processor. */
+    ProcMgr_getAttachParams(procH[procId], &attachParams);
+    if (firmware_info->attachOnly) {
+        attachParams.bootMode = ProcMgr_BootMode_NoBoot;
+    }
+    status = ProcMgr_attach(procH[procId], &attachParams);
+    if (status < 0) {
+        GT_setFailureReason(curTrace,
+                            GT_4CLASS,
+                            "init_ipc",
+                            status,
+                            "ProcMgr_attach failed!");
+        goto procmgrattach_fail;
+    }
+
+    if ((firmware_info->firmware) &&
+        (!firmware_info->attachOnly)) {
+        status = ProcMgr_load(procH[procId],
+            (String)firmware_info->firmware, 0, NULL,
+             NULL, &procH_fileId[procId]);
+        if (status < 0) {
+            GT_setFailureReason(curTrace,
+                                GT_4CLASS,
+                                "init_ipc",
+                                status,
+                                "ProcMgr_load failed!");
+            goto procmgrload_fail;
+        }
+    }
+
+    status = Ipc_attach(procId);
+    if (status < 0) {
+        GT_setFailureReason(curTrace,
+                             GT_4CLASS,
+                             "init_ipc",
+                             status,
+                             "Ipc_attach failed!");
+        goto ipcattach_fail;
+    }
+
+    status = ProcMgr_registerNotify(procH[procId], syslink_error_cb, (Ptr)dev,
+        -1, errStates);
+    if (status < 0) {
+        goto procmgrreg_fail;
+    }
+
+    if (!firmware_info->attachOnly) {
+        status = ProcMgr_start(procH[procId], NULL);
+        if (status < 0) {
+            GT_setFailureReason(curTrace,
+                                GT_4CLASS,
+                                "init_ipc",
+                                status,
+                                "ProcMgr_start failed!");
+            goto procmgrstart_fail;
+        }
+    }
+
+    Osal_printf("runSlave successful for core %d\n", procId);
+
+    return 0;
+
+procmgrstart_fail:
+    ProcMgr_unregisterNotify(procH[procId], syslink_error_cb,
+        (Ptr)dev, errStates);
+procmgrreg_fail:
+    Ipc_detach(procId);
+ipcattach_fail:
+    if ((firmware_info->firmware) &&
+        (!firmware_info->attachOnly)) {
+        ProcMgr_unload(procH[procId], procH_fileId[procId]);
+    }
+procmgrload_fail:
+    ProcMgr_detach(procH[procId]);
+procmgrattach_fail:
+    ProcMgr_close(&procH[procId]);
+    procH[procId] = NULL;
+procmgropen_fail:
+    RscTable_free(&rscHandle[procId]);
+
+    return -1;
+}
+
+static int resetSlave(syslink_dev_t *dev, uint16_t procId)
+{
+    if ((procH[procId]) && (procH_fileId[procId])) {
+        GT_1trace(curTrace, GT_4CLASS, "stopping %s", MultiProc_getName(procId));
+        ProcMgr_stop(procH[procId]);
+    }
+
+    if (procH[procId]) {
+        ProcMgr_unregisterNotify(procH[procId], syslink_error_cb, (Ptr)dev,
+            errStates);
+        Ipc_detach(procId);
+        if (procH_fileId[procId]) {
+            ProcMgr_unload(procH[procId], procH_fileId[procId]);
+            procH_fileId[procId] = 0;
+        }
+        ProcMgr_detach(procH[procId]);
+        ProcMgr_close(&procH[procId]);
+        procH[procId] = NULL;
+        RscTable_free(&rscHandle[procId]);
+        rscHandle[procId] = NULL;
+    }
+
+    Osal_printf("resetSlave successful for core %d\n", procId);
+
+    return 0;
+}
+
+static int slave_state_read(resmgr_context_t *ctp, io_read_t *msg,
+    syslink_ocb_t *ocb)
+{
+    int             nbytes;
+    int             nparts;
+    int             status;
+    int             nleft;
+    int             i;
+    uint16_t        procid = ocb->ocb.attr->procid;
+    syslink_dev_t * dev = ocb->ocb.attr->dev;
+
+    if ((status = iofunc_read_verify(ctp, msg, &ocb->ocb, NULL)) != EOK) {
+        return (status);
+    }
+
+    if ((msg->i.xtype & _IO_XTYPE_MASK) != _IO_XTYPE_NONE) {
+        return (ENOSYS);
+    }
+
+    if (strcmp(MultiProc_getName(procid), INVALID_PROC) == 0) {
+        fprintf(stderr, "Unsupported core\n");
+        return (EPERM);
+    }
+
+    pthread_mutex_lock(&dev->firmwareLock);
+
+    for (i = 0; i < syslink_num_cores; i++) {
+        if (syslink_firmware[i].proc_id == procid) {
+            break;
+        }
+    }
+    if (i == syslink_num_cores) {
+        if ((syslink_num_cores < MultiProc_MAXPROCESSORS)) {
+            syslink_firmware[syslink_num_cores].proc =
+                MultiProc_getName(procid);
+            syslink_firmware[syslink_num_cores].proc_id = procid;
+            syslink_firmware[syslink_num_cores].attachOnly = false;
+            syslink_firmware[syslink_num_cores].reload = false;
+            syslink_firmware[syslink_num_cores].procState = RESET_STATE;
+            syslink_firmware[syslink_num_cores].freeString = false;
+            syslink_firmware[syslink_num_cores++].firmware = NULL;
+        }
+        else {
+            pthread_mutex_unlock(&dev->firmwareLock);
+            return (EBADSLT);
+        }
+    }
+
+    if (ocb->ocb.offset == 0) {
+        /* latch onto new state, so that we print out complete strings */
+        syslink_firmware[i].readProcState = syslink_firmware[i].procState;
+    }
+
+    nleft = strlen(procStateNames[syslink_firmware[i].readProcState])
+        - ocb->ocb.offset; /* the state is expressed in one byte */
+    nbytes = min(msg->i.nbytes, nleft);
+
+    /* Make sure the user has supplied a big enough buffer */
+    if (nbytes > 0) {
+        /* set up the return data IOV */
+        SETIOV(ctp->iov,
+            (char *)procStateNames[syslink_firmware[i].readProcState]
+            + ocb->ocb.offset, nbytes);
+
+        pthread_mutex_unlock(&dev->firmwareLock);
+
+        /* set up the number of bytes (returned by client's read()) */
+        _IO_SET_READ_NBYTES(ctp, nbytes);
+
+        ocb->ocb.offset += nbytes;
+
+        nparts = 1;
+    }
+    else {
+        pthread_mutex_unlock(&dev->firmwareLock);
+
+        _IO_SET_READ_NBYTES (ctp, 0);
+
+        /* reset offset */
+        ocb->ocb.offset = 0;
+
+        nparts = 0;
+    }
+
+    /* mark the access time as invalid (we just accessed it) */
+
+    if (msg->i.nbytes > 0) {
+        ocb->ocb.attr->attr.flags |= IOFUNC_ATTR_ATIME;
+    }
+
+    return (_RESMGR_NPARTS(nparts));
+}
+
+static int slave_state_write(resmgr_context_t *ctp, io_write_t *msg,
+    syslink_ocb_t *ocb)
+{
+    int             status;
+    char *          buf;
+    uint16_t        procid = ocb->ocb.attr->procid;
+    int             i;
+    char *          ptr;
+    syslink_dev_t * dev = ocb->ocb.attr->dev;
+    Int32           sr0ProcId;
+
+    if ((status = iofunc_write_verify(ctp, msg, &ocb->ocb, NULL)) != EOK) {
+        return (status);
+    }
+
+    if ((msg->i.xtype & _IO_XTYPE_MASK) != _IO_XTYPE_NONE) {
+        return (ENOSYS);
+    }
+
+    if (strcmp(MultiProc_getName(procid), INVALID_PROC) == 0) {
+        fprintf(stderr, "Unsupported core\n");
+        return (EPERM);
+    }
+
+    /* set up the number of bytes (returned by client's write()) */
+    _IO_SET_WRITE_NBYTES (ctp, msg->i.nbytes);
+
+    buf = (char *) malloc(msg->i.nbytes + 1);
+    if (buf == NULL) {
+        return (ENOMEM);
+    }
+
+    /*
+     *  Read the data from the sender's message buffer.
+     */
+    resmgr_msgread(ctp, buf, msg->i.nbytes, sizeof(msg->i));
+    buf[msg->i.nbytes] = '\0'; /* just in case the text is not NULL terminated */
+    if((ptr = strchr(buf, '\n')) != NULL) { /* Remove line feed if any */
+        *ptr = '\0';
+    }
+
+    pthread_mutex_lock(&dev->firmwareLock);
+    for (i = 0; i < syslink_num_cores; i++) {
+        if (syslink_firmware[i].proc_id == procid) {
+            break;
+        }
+    }
+    if (i == syslink_num_cores) {
+        if ((syslink_num_cores < MultiProc_MAXPROCESSORS)) {
+            syslink_firmware[syslink_num_cores].proc =
+                MultiProc_getName(procid);
+            syslink_firmware[syslink_num_cores].proc_id = procid;
+            syslink_firmware[syslink_num_cores].attachOnly = false;
+            syslink_firmware[syslink_num_cores].reload = false;
+            syslink_firmware[syslink_num_cores].procState = RESET_STATE;
+            syslink_firmware[syslink_num_cores].freeString = false;
+            syslink_firmware[syslink_num_cores++].firmware = NULL;
+        }
+        else {
+            pthread_mutex_unlock(&dev->firmwareLock);
+            return (EBADSLT);
+        }
+    }
+
+    if (strcmp("1", buf) == 0) {
+        if ((syslink_firmware[i].procState == RESET_STATE) &&
+           (syslink_firmware[i].firmware != NULL)) {
+            runSlave(ocb->ocb.attr->dev, procid, &syslink_firmware[i]);
+#if defined(SYSLINK_PLATFORM_VAYU)
+            if (gatempEnabled) {
+                if (sr0OwnerProcId == -1) {
+                    /* Set up GateMP */
+                    status = GateMP_setup(&sr0ProcId);
+                    if ((status < 0) && (status != GateMP_E_NOTFOUND)) {
+                        resetSlave(ocb->ocb.attr->dev, procid);
+                        pthread_mutex_unlock(&dev->firmwareLock);
+                        free(buf);
+                        return (EIO);
+                    }
+                    else if (status == 0) {
+                        /* We have discovered an owner for SR0 */
+                        sr0OwnerProcId = sr0ProcId;
+                    }
+                }
+                else {
+                    /*
+                     * We have already identified SR0 owner and setup GateMP.
+                     * Do nothing.
+                     */
+                }
+            }
+#endif
+            printf("Core is now running with image '%s'\n",
+                syslink_firmware[i].firmware);
+            syslink_firmware[i].procState = RUNNING_STATE;
+            syslink_firmware[i].reload = true;
+            status = init_syslink_trace_device(dev);
+            if (status < 0) {
+                pthread_mutex_unlock(&dev->firmwareLock);
+                free(buf);
+                return (EIO);
+            }
+            printf("Core %s has been started.\n", MultiProc_getName(procid));
+        }
+    }
+    else if (strcmp("0", buf) == 0) {
+        if (syslink_firmware[i].procState == RUNNING_STATE) {
+#if defined(SYSLINK_PLATFORM_VAYU)
+            if ((gatempEnabled) && (procid == sr0OwnerProcId)) {
+                sr0OwnerProcId = -1;
+                status = GateMP_destroy(FALSE);
+                if (status < 0) {
+                    pthread_mutex_unlock(&dev->firmwareLock);
+                    free(buf);
+                    fprintf(stderr, "Core %s cannot be reset. GateMP may still"
+                        " be in use by host\n", MultiProc_getName(procid));
+                    return (EIO);
+                }
+            }
+#endif
+            resetSlave(ocb->ocb.attr->dev, procid);
+            syslink_firmware[i].procState = RESET_STATE;
+            syslink_firmware[i].reload = false;
+            status = deinit_syslink_trace_device(dev);
+            if (status < 0) {
+                pthread_mutex_unlock(&dev->firmwareLock);
+                free(buf);
+                Osal_printf("IPC: deinit_syslink_trace_device failed %d",
+                    status);
+                return (EIO);
+            }
+            printf("Core %s has been reset.\n", MultiProc_getName(procid));
+        }
+    }
+    else {
+        /* ignore the input as it is not recognized */
+        fprintf(stderr, "Unrecognized input\n");
+    }
+
+    pthread_mutex_unlock(&dev->firmwareLock);
+
+    free(buf);
+
+    if (msg->i.nbytes > 0) {
+        ocb->ocb.attr->attr.flags |= IOFUNC_ATTR_MTIME | IOFUNC_ATTR_CTIME;
+    }
+
+    return (_RESMGR_NPARTS(0));
+}
+
+static int slave_file_read(resmgr_context_t *ctp, io_read_t *msg,
+    syslink_ocb_t *ocb)
+{
+    int             nbytes;
+    int             nparts;
+    int             status;
+    int             nleft;
+    int             i;
+    uint16_t        procid = ocb->ocb.attr->procid;
+    syslink_dev_t * dev = ocb->ocb.attr->dev;
+
+    if ((status = iofunc_read_verify (ctp, msg, &ocb->ocb, NULL)) != EOK) {
+        return (status);
+    }
+
+    if ((msg->i.xtype & _IO_XTYPE_MASK) != _IO_XTYPE_NONE) {
+        return (ENOSYS);
+    }
+
+    if (strcmp(MultiProc_getName(procid), INVALID_PROC) == 0) {
+        fprintf(stderr, "Unsupported core\n");
+        return (EPERM);
+    }
+
+    pthread_mutex_lock(&dev->firmwareLock);
+    for (i = 0; i < syslink_num_cores; i++) {
+        if (syslink_firmware[i].proc_id == procid) {
+            break;
+        }
+    }
+
+    if (i == syslink_num_cores) {
+        if ((syslink_num_cores < MultiProc_MAXPROCESSORS)) {
+            syslink_firmware[syslink_num_cores].proc =
+                MultiProc_getName(procid);
+            syslink_firmware[syslink_num_cores].proc_id = procid;
+            syslink_firmware[syslink_num_cores].attachOnly = false;
+            syslink_firmware[syslink_num_cores].reload = false;
+            syslink_firmware[syslink_num_cores].procState = RESET_STATE;
+            syslink_firmware[syslink_num_cores].freeString = false;
+            syslink_firmware[syslink_num_cores++].firmware = NULL;
+        }
+        else {
+            pthread_mutex_unlock(&dev->firmwareLock);
+            return (EBADSLT);
+        }
+    }
+
+    if (syslink_firmware[i].firmware == NULL) {
+        nbytes = 0;
+    }
+    else {
+        nleft = strlen(syslink_firmware[i].firmware)
+            - ocb->ocb.offset; /* the state is expressed in one byte */
+        nbytes = min(msg->i.nbytes, nleft);
+    }
+
+    /* Make sure the user has supplied a big enough buffer */
+    if (nbytes > 0) {
+        /* set up the return data IOV */
+        SETIOV(ctp->iov, (char *)syslink_firmware[i].firmware
+            + ocb->ocb.offset, nbytes);
+
+        /* set up the number of bytes (returned by client's read()) */
+        _IO_SET_READ_NBYTES(ctp, nbytes);
+
+        ocb->ocb.offset += nbytes;
+
+        nparts = 1;
+    }
+    else {
+        _IO_SET_READ_NBYTES (ctp, 0);
+
+        /* reset offset */
+        ocb->ocb.offset = 0;
+
+        nparts = 0;
+    }
+
+    pthread_mutex_unlock(&dev->firmwareLock);
+
+    /* mark the access time as invalid (we just accessed it) */
+
+    if (msg->i.nbytes > 0) {
+        ocb->ocb.attr->attr.flags |= IOFUNC_ATTR_ATIME;
+    }
+
+    return (_RESMGR_NPARTS(nparts));
+}
+
+static int slave_file_write(resmgr_context_t *ctp, io_write_t *msg,
+    syslink_ocb_t *ocb)
+{
+    int             status;
+    char *          buf;
+    uint16_t        procid = ocb->ocb.attr->procid;
+    int             i;
+    char *          absPath;
+    char *          ptr;
+    syslink_dev_t * dev = ocb->ocb.attr->dev;
+
+    if ((status = iofunc_write_verify(ctp, msg, &ocb->ocb, NULL)) != EOK) {
+        return (status);
+    }
+
+    if ((msg->i.xtype & _IO_XTYPE_MASK) != _IO_XTYPE_NONE) {
+        return (ENOSYS);
+    }
+
+    if (strcmp(MultiProc_getName(procid), INVALID_PROC) == 0) {
+        fprintf(stderr, "Unsupported core\n");
+        return (EPERM);
+    }
+
+    /* set up the number of bytes (returned by client's write()) */
+    _IO_SET_WRITE_NBYTES (ctp, msg->i.nbytes);
+
+    buf = (char *) malloc(msg->i.nbytes + 1);
+    if (buf == NULL) {
+        return (ENOMEM);
+    }
+
+    /*
+     *  Read the data from the sender's message buffer.
+     */
+    resmgr_msgread(ctp, buf, msg->i.nbytes, sizeof(msg->i));
+    buf[msg->i.nbytes] = '\0'; /* just in case the text is not NULL terminated */
+    if((ptr = strchr(buf, '\n')) != NULL) { /* Remove line feed if any */
+        *ptr = '\0';
+    }
+
+    /* Get the abs path for all firmware files */
+    absPath = calloc(1, PATH_MAX + 1);
+    if (absPath == NULL) {
+        free(buf);
+        return (ENOMEM);
+    }
+    if (NULL == realpath(buf, absPath)) {
+        fprintf(stderr, "invalid path to executable: %d\n", errno);
+        fprintf(stderr, "make sure you are specifying the full path to the "
+            "file.\n");
+        free(absPath);
+        free(buf);
+        return (ENOENT);
+    }
+    free(buf);
+
+    pthread_mutex_lock(&dev->firmwareLock);
+
+    /*
+     * Check if an entry in syslink_firmware already exists for this core.
+     * If not, create one. Otherwise just update the firmware path.
+     */
+    for (i = 0; i < syslink_num_cores; i++) {
+        if (syslink_firmware[i].proc_id == procid) {
+            break;
+        }
+    }
+    if (i == syslink_num_cores) {
+        if (syslink_num_cores < MultiProc_MAXPROCESSORS) {
+            syslink_firmware[syslink_num_cores].proc =
+                MultiProc_getName(procid);
+            syslink_firmware[syslink_num_cores].proc_id = procid;
+            syslink_firmware[syslink_num_cores].attachOnly = false;
+            syslink_firmware[syslink_num_cores].reload = false;
+            syslink_firmware[syslink_num_cores].procState = RESET_STATE;
+            syslink_firmware[syslink_num_cores].freeString = true;
+            syslink_firmware[syslink_num_cores++].firmware = absPath;
+        }
+        else {
+            pthread_mutex_unlock(&dev->firmwareLock);
+            free(absPath);
+            return (EBADSLT);
+        }
+    }
+    else {
+        /* Free previously allocated string */
+        if ((syslink_firmware[syslink_num_cores].freeString) &&
+           (syslink_firmware[syslink_num_cores].firmware)) {
+            free(syslink_firmware[i].firmware);
+        }
+        syslink_firmware[i].firmware = absPath;
+    }
+
+    pthread_mutex_unlock(&dev->firmwareLock);
+
+    if (msg->i.nbytes > 0) {
+        ocb->ocb.attr->attr.flags |= IOFUNC_ATTR_MTIME | IOFUNC_ATTR_CTIME;
+    }
+
+    return (_RESMGR_NPARTS(0));
+}
 
 int syslink_read(resmgr_context_t *ctp, io_read_t *msg, syslink_ocb_t *ocb)
 {
@@ -173,22 +756,6 @@ int syslink_read(resmgr_context_t *ctp, io_read_t *msg, syslink_ocb_t *ocb)
     if (proc_traces[procid].va == NULL) {
         return (ENOSYS);
     }
-
-    /* need to abort ducati trace thread if it is running as only want one reader */
-    pthread_mutex_lock(&trace_mutex);
-    if (trace_active == TRUE) {
-        trace_active = FALSE;
-        pthread_mutex_unlock(&trace_mutex);
-        // Wake up if waiting on hibernation
-        pthread_mutex_lock(&syslink_hib_mutex);
-        syslink_hib_hibernating = FALSE;
-        pthread_cond_broadcast(&syslink_hib_cond);
-        pthread_mutex_unlock(&syslink_hib_mutex);
-        pthread_join(thread_traces, NULL);
-    } else {
-        pthread_mutex_unlock(&trace_mutex);
-    }
-
     if (ocb->ocb.offset == 0) {
         ocb->widx = *(proc_traces[procid].widx);
         ocb->ridx = *(proc_traces[procid].ridx);
@@ -295,24 +862,231 @@ syslink_ocb_free (IOFUNC_OCB_T * i_ocb)
     syslink_ocb_t * ocb = (syslink_ocb_t *)i_ocb;
 
     if (ocb) {
+#ifndef SYSLINK_PLATFORM_VAYU
         GateHWSpinlock_LeaveLockForPID(ocb->pid);
+#endif
         free (ocb);
     }
 }
 
+int init_slave_devices(syslink_dev_t *dev)
+{
+    resmgr_attr_t    resmgr_attr;
+    int              i;
+    syslink_attr_t * slave_attr;
+    int              status = 0;
+
+    memset(&resmgr_attr, 0, sizeof resmgr_attr);
+    resmgr_attr.nparts_max = 1;
+    resmgr_attr.msg_max_size = _POSIX_PATH_MAX;
+
+    for (i = 1; i < MultiProc_getNumProcessors(); i++) {
+        iofunc_func_init(_RESMGR_CONNECT_NFUNCS, &dev->syslink.cfuncs_state[i],
+                         _RESMGR_IO_NFUNCS, &dev->syslink.iofuncs_state[i]);
+        slave_attr = &dev->syslink.cattr_slave[i];
+        iofunc_attr_init(&slave_attr->attr,
+                         S_IFCHR | 0777, NULL, NULL);
+        slave_attr->attr.mount = &dev->syslink.mattr;
+        slave_attr->procid = i;
+        slave_attr->dev = (Ptr)dev;
+        iofunc_time_update(&slave_attr->attr);
+        snprintf(dev->syslink.device_name, _POSIX_PATH_MAX,
+                  "%s-state/%s", IPC_DEVICE_PATH, MultiProc_getName(i));
+        dev->syslink.iofuncs_state[i].read = slave_state_read;
+        dev->syslink.iofuncs_state[i].write = slave_state_write;
+
+        if (-1 == (dev->syslink.resmgr_id_state[i] =
+            resmgr_attach(dev->dpp, &resmgr_attr,
+                dev->syslink.device_name, _FTYPE_ANY, 0,
+                &dev->syslink.cfuncs_state[i],
+                &dev->syslink.iofuncs_state[i],
+                &slave_attr->attr))) {
+            GT_setFailureReason(curTrace, GT_4CLASS, "init_slave_devices",
+                status, "resmgr_attach failed");
+            return (-1);
+        }
+    }
+
+    for (i = 1; i < MultiProc_getNumProcessors(); i++) {
+        iofunc_func_init(_RESMGR_CONNECT_NFUNCS, &dev->syslink.cfuncs_file[i],
+                         _RESMGR_IO_NFUNCS, &dev->syslink.iofuncs_file[i]);
+        slave_attr = &dev->syslink.cattr_slave[i];
+        iofunc_attr_init(&slave_attr->attr,
+                         S_IFCHR | 0777, NULL, NULL);
+        slave_attr->attr.mount = &dev->syslink.mattr;
+        slave_attr->procid = i;
+        slave_attr->dev = (Ptr)dev;
+        iofunc_time_update(&slave_attr->attr);
+        snprintf(dev->syslink.device_name, _POSIX_PATH_MAX,
+                  "%s-file/%s", IPC_DEVICE_PATH, MultiProc_getName(i));
+        dev->syslink.iofuncs_file[i].read = slave_file_read;
+        dev->syslink.iofuncs_file[i].write = slave_file_write;
+
+        if (-1 == (dev->syslink.resmgr_id_file[i] =
+            resmgr_attach(dev->dpp, &resmgr_attr,
+                dev->syslink.device_name, _FTYPE_ANY, 0,
+                &dev->syslink.cfuncs_file[i],
+                &dev->syslink.iofuncs_file[i],
+                &slave_attr->attr))) {
+            GT_setFailureReason(curTrace, GT_4CLASS, "init_slave_devices",
+                status, "resmgr_attach failed");
+            return (-1);
+        }
+    }
+
+    return (status);
+}
+
+int deinit_slave_devices(syslink_dev_t *dev)
+{
+    int status = EOK;
+    int i = 0;
+
+    for (i = 1; i < MultiProc_getNumProcessors(); i++) {
+        status = resmgr_detach(dev->dpp, dev->syslink.resmgr_id_state[i], 0);
+        if (status < 0) {
+            Osal_printf("IPC: resmgr_detach of state device %d failed: %d",
+                i, errno);
+        }
+        status = resmgr_detach(dev->dpp, dev->syslink.resmgr_id_file[i], 0);
+        if (status < 0) {
+            Osal_printf("IPC: resmgr_detach of file device %d failed: %d",
+                i, errno);
+        }
+    }
+
+    return (status);
+}
+
+int init_syslink_trace_device(syslink_dev_t *dev)
+{
+    resmgr_attr_t    resmgr_attr;
+    int              i;
+    syslink_attr_t * trace_attr;
+    char             trace_name[_POSIX_PATH_MAX];
+    int              status = 0;
+    unsigned int     da = 0, pa = 0;
+    unsigned int     len;
+
+    memset(&resmgr_attr, 0, sizeof resmgr_attr);
+    resmgr_attr.nparts_max = 10;
+    resmgr_attr.msg_max_size = 2048;
+
+    for (i = 0; i < syslink_num_cores; i++) {
+        /*
+         * Initialize trace device only for cores that are running and their
+         * device is not yet setup.
+         */
+        if ((syslink_firmware[i].procState == RUNNING_STATE) &&
+            (proc_traces[i].va == NULL)) {
+            iofunc_func_init(_RESMGR_CONNECT_NFUNCS,
+                &dev->syslink.cfuncs_trace[i],
+                _RESMGR_IO_NFUNCS, &dev->syslink.iofuncs_trace[i]);
+            trace_attr = &dev->syslink.cattr_trace[i];
+            iofunc_attr_init(&trace_attr->attr,
+                         S_IFCHR | 0777, NULL, NULL);
+            trace_attr->attr.mount = &dev->syslink.mattr;
+            trace_attr->procid = i;
+            iofunc_time_update(&trace_attr->attr);
+            snprintf (dev->syslink.device_name, _POSIX_PATH_MAX,
+                  "/dev/ipc-trace%d", syslink_firmware[i].proc_id);
+            dev->syslink.iofuncs_trace[i].read = syslink_read;
+            snprintf (trace_name, _POSIX_PATH_MAX, "%d", 0);
+            pa = 0;
+            status = RscTable_getInfo(syslink_firmware[i].proc_id, TYPE_TRACE,
+                0, &da, &pa, &len);
+            if (status == 0) {
+                /* last 8 bytes are for writeIdx/readIdx */
+                proc_traces[i].len = len - (sizeof(uint32_t) * 2);
+                if (da && !pa) {
+                    /* need to translate da->pa */
+                    status = ProcMgr_translateAddr(
+                        procH[syslink_firmware[i].proc_id],
+                        (Ptr *) &pa,
+                        ProcMgr_AddrType_MasterPhys,
+                        (Ptr) da,
+                        ProcMgr_AddrType_SlaveVirt);
+                }
+                else {
+                    GT_setFailureReason(curTrace, GT_4CLASS,
+                        "init_syslink_trace_device",
+                        status, "not performing ProcMgr_translate");
+                }
+                /* map length aligned to page size */
+                proc_traces[i].va =
+                    mmap_device_io (((len + 0x1000 - 1) / 0x1000) * 0x1000, pa);
+                proc_traces[i].widx = (uint32_t *)(proc_traces[i].va + \
+                                               proc_traces[i].len);
+                proc_traces[i].ridx = (uint32_t *)((uint32_t)proc_traces[i].widx
+                    + sizeof(uint32_t));
+                if (proc_traces[i].va == MAP_DEVICE_FAILED) {
+                    GT_setFailureReason(curTrace, GT_4CLASS,
+                        "init_syslink_trace_device",
+                        status, "mmap_device_io failed");
+                    GT_1trace(curTrace, GT_4CLASS, "errno %d", errno);
+                    proc_traces[i].va = NULL;
+                }
+                proc_traces[i].firstRead = TRUE;
+            }
+            else {
+                GT_setFailureReason(curTrace, GT_4CLASS,
+                    "init_syslink_trace_device",
+                    status, "RscTable_getInfo failed");
+                proc_traces[i].va = NULL;
+            }
+            if (-1 == (dev->syslink.resmgr_id_trace[i] =
+                       resmgr_attach(dev->dpp, &resmgr_attr,
+                                     dev->syslink.device_name, _FTYPE_ANY, 0,
+                                     &dev->syslink.cfuncs_trace[i],
+                                     &dev->syslink.iofuncs_trace[i],
+                                     &trace_attr->attr))) {
+                GT_setFailureReason(curTrace, GT_4CLASS,
+                    "init_syslink_trace_device",
+                    status, "resmgr_attach failed");
+                return(-1);
+            }
+        }
+    }
+
+    return (status);
+}
+
+int deinit_syslink_trace_device(syslink_dev_t *dev)
+{
+    int status = EOK;
+    int i = 0;
+
+    for (i = 0; i < syslink_num_cores; i++) {
+        /* Only disable trace device on cores in RESET state */
+        if ((syslink_firmware[i].procState == RESET_STATE) &&
+            (proc_traces[i].va != NULL)) {
+            status = resmgr_detach(dev->dpp, dev->syslink.resmgr_id_trace[i],
+                0);
+            if (status < 0) {
+                Osal_printf("IPC: resmgr_detach of trace device %d failed: %d",
+                    i, errno);
+                status = errno;
+            }
+            if (proc_traces[i].va && proc_traces[i].va != MAP_DEVICE_FAILED) {
+                munmap((void *)proc_traces[i].va,
+                   ((proc_traces[i].len + 8 + 0x1000 - 1) / 0x1000) * 0x1000);
+            }
+            proc_traces[i].va = NULL;
+        }
+    }
+
+    return (status);
+}
+
 /* Initialize the syslink device */
 int init_syslink_device(syslink_dev_t *dev)
 {
     iofunc_attr_t *  attr;
-    syslink_attr_t * trace_attr;
     resmgr_attr_t    resmgr_attr;
-    int              i;
-    char             trace_name[_POSIX_PATH_MAX];
     int              status = 0;
-    u32              da = 0, pa = 0;
-    u32              len;
 
     pthread_mutex_init(&dev->lock, NULL);
+    pthread_mutex_init(&dev->firmwareLock, NULL);
 
     memset(&resmgr_attr, 0, sizeof resmgr_attr);
     resmgr_attr.nparts_max = 10;
@@ -341,55 +1115,22 @@ int init_syslink_device(syslink_dev_t *dev)
     attr->mount = &dev->syslink.mattr;
     iofunc_time_update(attr);
 
-    for (i = 0; i < syslink_num_cores; i++) {
-        iofunc_func_init(_RESMGR_CONNECT_NFUNCS, &dev->syslink.cfuncs_trace[i],
-                         _RESMGR_IO_NFUNCS, &dev->syslink.iofuncs_trace[i]);
-        trace_attr = &dev->syslink.cattr_trace[i];
-        iofunc_attr_init(&trace_attr->attr,
-                         S_IFCHR | 0777, NULL, NULL);
-        trace_attr->attr.mount = &dev->syslink.mattr;
-        trace_attr->procid = i;
-        iofunc_time_update(&trace_attr->attr);
-        snprintf (dev->syslink.device_name, _POSIX_PATH_MAX,
-                  "/dev/syslink-trace%d", syslink_firmware[i].proc_id);
-        dev->syslink.iofuncs_trace[i].read = syslink_read;
-        snprintf (trace_name, _POSIX_PATH_MAX, "%d", 0);
-        pa = 0;
-        status = RscTable_getInfo(syslink_firmware[i].proc_id, TYPE_TRACE, 0, &da, &pa, &len);
-        if (status == 0) {
-            /* last 8 bytes are for writeIdx/readIdx */
-            proc_traces[i].len = len - (sizeof(uint32_t) * 2);
-            if (da && !pa) {
-                /* need to translate da->pa */
-                status = ProcMgr_translateAddr (procH[syslink_firmware[i].proc_id],
-                                                (Ptr *) &pa,
-                                                ProcMgr_AddrType_MasterPhys,
-                                                (Ptr) da,
-                                                ProcMgr_AddrType_SlaveVirt);
-            }
-            /* map length aligned to page size */
-            proc_traces[i].va =
-                    mmap_device_io (((len + 0x1000 - 1) / 0x1000) * 0x1000, pa);
-            proc_traces[i].widx = (uint32_t *)(proc_traces[i].va + \
-                                               proc_traces[i].len);
-            proc_traces[i].ridx = (uint32_t *)((uint32_t)proc_traces[i].widx + \
-                                               sizeof(uint32_t));
-            if (proc_traces[i].va == MAP_DEVICE_FAILED) {
-                proc_traces[i].va = NULL;
-            }
-            proc_traces[i].firstRead = TRUE;
-        }
-        else {
-            proc_traces[i].va = NULL;
-        }
-        if (-1 == (dev->syslink.resmgr_id_trace[i] =
-                       resmgr_attach(dev->dpp, &resmgr_attr,
-                                     dev->syslink.device_name, _FTYPE_ANY, 0,
-                                     &dev->syslink.cfuncs_trace[i],
-                                     &dev->syslink.iofuncs_trace[i],
-                                     &trace_attr->attr))) {
-            return(-1);
-        }
+    if (-1 == (dev->syslink.resmgr_id =
+        resmgr_attach(dev->dpp, &resmgr_attr,
+                      IPC_DEVICE_PATH, _FTYPE_ANY, 0,
+                      &dev->syslink.cfuncs,
+                      &dev->syslink.iofuncs, attr))) {
+        return(-1);
+    }
+
+    status = init_slave_devices(dev);
+    if (status < 0) {
+        return status;
+    }
+
+    status = init_syslink_trace_device(dev);
+    if (status < 0) {
+        return status;
     }
 
     return(0);
@@ -399,18 +1140,22 @@ int init_syslink_device(syslink_dev_t *dev)
 int deinit_syslink_device(syslink_dev_t *dev)
 {
     int status = EOK;
-    int i = 0;
 
-    for (i = 0; i < syslink_num_cores; i++) {
-        status = resmgr_detach(dev->dpp, dev->syslink.resmgr_id_trace[i], 0);
-        if (status < 0) {
-            Osal_printf("syslink: resmgr_detach failed %d", errno);
-            status = errno;
-        }
-        if (proc_traces[i].va && proc_traces[i].va != MAP_DEVICE_FAILED)
-            munmap((void *)proc_traces[i].va,
-                   ((proc_traces[i].len + 8 + 0x1000 - 1) / 0x1000) * 0x1000);
-        proc_traces[i].va = NULL;
+    status = resmgr_detach(dev->dpp, dev->syslink.resmgr_id, 0);
+    if (status < 0) {
+        Osal_printf("IPC: resmgr_detach of %s failed: %d",
+            IPC_DEVICE_PATH, errno);
+        status = errno;
+    }
+
+    status = deinit_syslink_trace_device(dev);
+    if (status < 0) {
+        Osal_printf("IPC: deinit_syslink_trace_device failed %d", status);
+    }
+
+    status = deinit_slave_devices(dev);
+    if (status < 0) {
+        Osal_printf("IPC: deinit_slave_devices failed %d", status);
     }
 
     return(status);
@@ -421,7 +1166,7 @@ int deinit_syslink_device(syslink_dev_t *dev)
 int init_devices(syslink_dev_t *dev)
 {
     if (init_syslink_device(dev) < 0) {
-        Osal_printf("syslink: syslink device init failed");
+        Osal_printf("IPC: device init failed");
         return(-1);
     }
 
@@ -435,7 +1180,7 @@ int deinit_devices(syslink_dev_t *dev)
     int status = EOK;
 
     if ((status = deinit_syslink_device(dev)) < 0) {
-        fprintf( stderr, "syslink: syslink device de-init failed %d\n", status);
+        fprintf( stderr, "IPC: device de-init failed %d\n", status);
         status = errno;
     }
 
@@ -446,8 +1191,19 @@ static void ipc_recover(Ptr args)
 {
     syslink_dev_t * dev = (syslink_dev_t *)args;
 
-    deinit_ipc(dev, TRUE);
-    init_ipc(dev, syslink_firmware, TRUE);
+    if (!disableRecovery) {
+        /* Protect the syslink_firmware array as we recover */
+        pthread_mutex_lock(&dev->firmwareLock);
+        deinit_ipc(dev, syslink_firmware, TRUE);
+        deinit_syslink_trace_device(dev);
+        init_ipc(dev, syslink_firmware, TRUE);
+        init_syslink_trace_device(dev);
+        pthread_mutex_unlock(&dev->firmwareLock);
+    }
+    else {
+        GT_0trace(curTrace, GT_4CLASS,
+                  "ipc_recover: Recovery disabled.\n");
+    }
 }
 
 Int syslink_error_cb (UInt16 procId, ProcMgr_Handle handle,
@@ -507,27 +1263,6 @@ Int syslink_error_cb (UInt16 procId, ProcMgr_Handle handle,
     return ret;
 }
 
-#if defined(SYSLINK_PLATFORM_OMAP4430)
-#define SYSLINK_CARVEOUT
-#ifdef SYSLINK_CARVEOUT
-#define IPU_MEM_SIZE  49 * 1024 * 1024
-#define IPU_MEM_PHYS  0x97F00000
-#else
-#define IPU_MEM_SIZE  104 * 1024 * 1024
-#define IPU_MEM_ALIGN 0x1000000
-#endif
-#else
-// only need mem for DEVMEM entries, rest is allocated dynamically
-#define IPU_MEM_SIZE  90 * 1024 * 1024
-#define IPU_MEM_ALIGN 0x0
-
-#endif
-
-unsigned int syslink_ipu_mem_size = IPU_MEM_SIZE;
-#if defined(SYSLINK_PLATFORM_OMAP5430)
-unsigned int syslink_dsp_mem_size = IPU_MEM_SIZE;
-#endif
-
 /*
  * Initialize the syslink ipc
  *
@@ -538,89 +1273,12 @@ unsigned int syslink_dsp_mem_size = IPU_MEM_SIZE;
 int init_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware, bool recover)
 {
     int status = 0;
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
-    int32_t ret = 0;
-    uint32_t len = 0;
-#ifndef SYSLINK_CARVEOUT
-    int64_t pa = 0;
-    void * da;
-#endif
-    int64_t paddr = 0;
-#endif
     Ipc_Config iCfg;
     OsalThread_Params threadParams;
     ProcMgr_AttachParams attachParams;
     UInt16 procId;
     int i;
 
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
-    /* Map a contiguous memory section for ipu - currently hard-coded */
-    if (!recover) {
-#ifdef SYSLINK_CARVEOUT
-        dev->da_virt = mmap64(NULL, IPU_MEM_SIZE,
-                              PROT_NOCACHE | PROT_READ | PROT_WRITE,
-                              MAP_PHYS,
-                              NOFD,
-                              IPU_MEM_PHYS);
-#else
-#if defined(SYSLINK_PLATFORM_OMAP5430)
-        dev->da_tesla_virt =
-#endif
-        dev->da_virt = mmap64(NULL, IPU_MEM_SIZE + IPU_MEM_ALIGN,
-                              PROT_NOCACHE | PROT_READ | PROT_WRITE,
-                              MAP_ANON | MAP_PHYS | MAP_SHARED,
-                              NOFD,
-                              0);
-
-#endif
-
-        if (dev->da_virt == MAP_FAILED) {
-            status = ENOMEM;
-            goto exit;
-        }
-    }
-
-    if (status >= 0) {
-#ifdef SYSLINK_CARVEOUT
-        /* Make sure the memory is contiguous */
-        ret = mem_offset64(dev->da_virt, NOFD, IPU_MEM_SIZE, &paddr, &len);
-        if (ret)
-            status = ret;
-        else if (len != IPU_MEM_SIZE)
-            status = ENOMEM;
-#else
-        /* Make sure the memory is contiguous */
-        ret = mem_offset64(dev->da_virt, NOFD, IPU_MEM_SIZE + IPU_MEM_ALIGN,
-                           &paddr, &len);
-        if (ret)
-            status = ret;
-        else if (len != IPU_MEM_SIZE + IPU_MEM_ALIGN)
-            status = ENOMEM;
-        else {
-#if defined(SYSLINK_PLATFORM_OMAP4430)
-            pa = (paddr + IPU_MEM_ALIGN - 1) / IPU_MEM_ALIGN * IPU_MEM_ALIGN;
-            if ((pa - paddr) < 0x900000)
-                pa += 0x900000;
-            else
-                pa -= 0x700000;
-            da = dev->da_virt + (pa - paddr);
-#else
-            pa = paddr;
-            da = dev->da_virt;
-#endif
-        }
-#endif
-        if (status != 0)
-            goto memoryos_fail;
-    }
-#endif
-
-#if defined(SYSLINK_PLATFORM_OMAP5430)
-    if (status >= 0) {
-        iCfg.pAddr_dsp = (uint32_t)pa;
-        iCfg.vAddr_dsp = (uint32_t)da;
-    }
-#endif
     if (status >= 0) {
         if (!recover) {
             /* Set up the MemoryOS module */
@@ -630,15 +1288,6 @@ int init_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware, bool recover
         }
 
         /* Setup IPC and platform-specific items */
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
-#ifdef SYSLINK_CARVEOUT
-        iCfg.vAddr = (uint32_t)dev->da_virt;
-        iCfg.pAddr = (uint32_t)paddr;
-#else
-        iCfg.vAddr = (uint32_t)da;
-        iCfg.pAddr = (uint32_t)pa;
-#endif
-#endif
         status = Ipc_setup (&iCfg);
         if (status < 0)
             goto ipcsetup_fail;
@@ -663,140 +1312,118 @@ int init_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware, bool recover
             pthread_mutex_unlock(&dev->lock);
         }
 
+        memset(procH_fileId, 0, sizeof(procH_fileId));
+
         for (i = 0; i < syslink_num_cores; i++) {
             procId = firmware[i].proc_id = MultiProc_getId(firmware[i].proc);
-            if (procId >= MultiProc_MAXPROCESSORS || procH[procId]) {
-                GT_setFailureReason (curTrace,
-                                     GT_4CLASS,
-                                     "init_ipc",
-                                     status,
-                                     "invalid proc!");
+            if (procId >= MultiProc_MAXPROCESSORS) {
+                status = -1;
+                fprintf(stderr, "Invalid processor name specified\n");
                 break;
             }
 
-            if (syslink_firmware[i].firmware) {
-                rscHandle[procId] = RscTable_alloc(firmware[i].firmware, procId);
-                if (rscHandle[procId] == NULL) {
-                    status = -1;
-                    break;
-                }
-            }
-
-            status = ProcMgr_open(&procH[procId], procId);
-            if (status < 0 || procH[procId] == NULL)
-                goto procmgropen_fail;
-
-            /* Load and start the remote processor. */
-            ProcMgr_getAttachParams (procH[procId], &attachParams);
-            status = ProcMgr_attach (procH[procId], &attachParams);
-            if (status < 0) {
+            if (procH[procId]) {
                 GT_setFailureReason (curTrace,
                                      GT_4CLASS,
                                      "init_ipc",
                                      status,
-                                     "ProcMgr_attach failed!");
-                goto procmgrattach_fail;
+                                     "invalid proc!");
+                break;
             }
 
-            if (syslink_firmware[i].firmware) {
-                status = ProcMgr_load (procH[procId],
-                                       (String)firmware[i].firmware, 0, NULL,
-                                        NULL, &procH_fileId[procId]);
-                if (status < 0) {
-                    GT_setFailureReason (curTrace,
-                                         GT_4CLASS,
-                                         "init_ipc",
-                                         status,
-                                         "ProcMgr_load failed!");
-                    goto procmgrload_fail;
-                }
+            if (recover) {
+                /*
+                 * if we are in recovery, we load the cores we previously
+                 * attached to
+                 */
+                firmware[i].attachOnly = false;
             }
 
-            status = Ipc_attach (procId);
-            if (status < 0) {
-                GT_setFailureReason (curTrace,
-                                     GT_4CLASS,
-                                     "init_ipc",
-                                     status,
-                                     "Ipc_attach failed!");
-                goto ipcattach_fail;
+            if ((!recover) || (firmware[i].reload)) {
+                status = runSlave(dev, procId, &firmware[i]);
+                if (status == 0) {
+                    firmware[i].procState = RUNNING_STATE;
+                    continue;
+                }
+                else {
+                    break;
+                }
             }
-
-            status = ProcMgr_start(procH[procId], NULL);
-            if (status < 0) {
-                GT_setFailureReason (curTrace,
-                                     GT_4CLASS,
-                                     "init_ipc",
-                                     status,
-                                     "ProcMgr_start failed!");
-                goto procmgrstart_fail;
+            else {
+                /*
+                 * During recovery, do not run cores unless they were previously
+                 * running
+                 */
+                continue;
             }
-
-            status = ProcMgr_registerNotify(procH[procId], syslink_error_cb, (Ptr)dev,
-                                            -1, errStates);
-            if (status < 0)
-                goto procmgrreg_fail;
-
-            continue;
-
-procmgrreg_fail:
-            ProcMgr_stop(procH[procId]);
-procmgrstart_fail:
-            Ipc_detach(procId);
-ipcattach_fail:
-            if (syslink_firmware[i].firmware)
-                ProcMgr_unload(procH[procId], procH_fileId[procId]);
-procmgrload_fail:
-            ProcMgr_detach(procH[procId]);
-procmgrattach_fail:
-            ProcMgr_close(&procH[procId]);
-            procH[procId] = NULL;
-procmgropen_fail:
-            RscTable_free(&rscHandle[procId]);
-            break;
         }
 
         if (status < 0)
-            goto resmgrsetup_fail;
+            goto tiipcsetup_fail;
 
-        /* Set up the resmgr */
-        status = rpmsg_resmgr_setup();
+        /* Set up rpmsg_mq */
+        status = ti_ipc_setup();
         if (status < 0)
-            goto resmgrsetup_fail;
+            goto tiipcsetup_fail;
 
-        /* Set up rpmsg_omx */
-        status = rpmsg_omx_setup();
+        /* Set up rpmsg_rpc */
+        status = rpmsg_rpc_setup();
         if (status < 0)
-            goto omxsetup_fail;
+            goto rpcsetup_fail;
 
-        /* Set up rpmsg_dce */
-        status = rpmsg_dce_setup();
-        if (status < 0)
-            goto dcesetup_fail;
+#if defined(SYSLINK_PLATFORM_VAYU)
+        if (gatempEnabled) {
+            Int32 sr0ProcId;
 
-        /* Set up rpmsg_mq */
-        status = ti_ipc_setup();
-        if (status < 0)
-            goto tiipcsetup_fail;
+            /* Set up NameServer for resource manager process */
+            status = NameServer_setup();
+            if (status < 0) {
+                goto nameserversetup_fail;
+            }
+
+            /* Set up GateMP */
+            status = GateMP_setup(&sr0ProcId);
+            if ((status < 0) && (status != GateMP_E_NOTFOUND)) {
+                goto gatempsetup_fail;
+            }
+            else if (status == 0) {
+                sr0OwnerProcId = sr0ProcId;
+            }
+            else {
+                /*
+                 * If we did not find the default gate, perhaps SR0 is
+                 * not yet loaded. This is ok.
+                 */
+                status = 0;
+            }
+        }
+#endif
 
         goto exit;
     }
 
+#if defined(SYSLINK_PLATFORM_VAYU)
+gatempsetup_fail:
+    NameServer_destroy();
+nameserversetup_fail:
+    rpmsg_rpc_destroy();
+#endif
+rpcsetup_fail:
+    ti_ipc_destroy(recover);
 tiipcsetup_fail:
-    rpmsg_dce_destroy();
-dcesetup_fail:
-    rpmsg_omx_destroy();
-omxsetup_fail:
-    rpmsg_resmgr_destroy();
-resmgrsetup_fail:
     for (i-=1; i >= 0; i--) {
         procId = firmware[i].proc_id;
+        if (procId >= MultiProc_MAXPROCESSORS) {
+            continue;
+        }
         ProcMgr_unregisterNotify(procH[procId], syslink_error_cb,
                                 (Ptr)dev, errStates);
-        ProcMgr_stop(procH[procId]);
-        if (procH_fileId[procId]) {
-            ProcMgr_unload(procH[procId], procH_fileId[procId]);
-            procH_fileId[procId] = 0;
+        if (!firmware[i].attachOnly) {
+            ProcMgr_stop(procH[procId]);
+            if (procH_fileId[procId]) {
+                ProcMgr_unload(procH[procId], procH_fileId[procId]);
+                procH_fileId[procId] = 0;
+            }
         }
         ProcMgr_detach(procH[procId]);
         ProcMgr_close(&procH[procId]);
@@ -810,55 +1437,39 @@ osalthreadcreate_fail:
 ipcsetup_fail:
     MemoryOS_destroy();
 memoryos_fail:
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
-    if (dev->da_virt != MAP_FAILED)
-#ifdef SYSLINK_CARVEOUT
-        munmap(dev->da_virt, IPU_MEM_SIZE);
-#else
-        munmap(dev->da_virt, IPU_MEM_SIZE + IPU_MEM_ALIGN);
-#endif
-#endif
 exit:
     return status;
 }
 
-int deinit_ipc(syslink_dev_t * dev, bool recover)
+int deinit_ipc(syslink_dev_t * dev, syslink_firmware_info * firmware,
+    bool recover)
 {
     int status = EOK;
     uint32_t i = 0, id = 0;
 
+    if (logFilename) {
+        /* wait a little bit for traces to finish dumping */
+        sleep(1);
+    }
+
     // Stop the remote cores right away
     for (i = 0; i < MultiProc_MAXPROCESSORS; i++) {
         if (procH[i]) {
-            GT_1trace(curTrace, GT_4CLASS, "stopping %s", MultiProc_getName(i));
-            ProcMgr_stop(procH[i]);
+            resetSlave(dev, i);
         }
     }
 
-    ti_ipc_destroy(recover);
-
-    rpmsg_dce_destroy();
+#if defined(SYSLINK_PLATFORM_VAYU)
+    if (gatempEnabled) {
+        GateMP_destroy(TRUE);
 
-    rpmsg_omx_destroy();
+        NameServer_destroy();
+    }
+#endif
 
-    rpmsg_resmgr_destroy();
+    rpmsg_rpc_destroy();
 
-    for (i = 0; i < MultiProc_MAXPROCESSORS; i++) {
-        if (procH[i]) {
-            ProcMgr_unregisterNotify (procH[i], syslink_error_cb, (Ptr)dev,
-                                      errStates);
-            Ipc_detach(i);
-            if (procH_fileId[i]) {
-                ProcMgr_unload(procH[i], procH_fileId[i]);
-                procH_fileId[i] = 0;
-            }
-            ProcMgr_detach(procH[i]);
-            ProcMgr_close(&procH[i]);
-            procH[i] = NULL;
-            RscTable_free(&rscHandle[i]);
-            rscHandle[i] = NULL;
-        }
-    }
+    ti_ipc_destroy(recover);
 
     if (!recover && dev->ipc_recovery_work != NULL) {
         OsalThread_delete (&dev->ipc_recovery_work);
@@ -866,41 +1477,49 @@ int deinit_ipc(syslink_dev_t * dev, bool recover)
     }
 
     if (recover) {
-        static FILE *log;
-        /* Dump the trace information */
-        Osal_printf("syslink: printing remote core trace dump to"
-                    " /var/log/ducati-m3-traces.log");
-        log = fopen ("/var/log/ducati-m3-traces.log", "a+");
-        if (log) {
-            for (id = 0; id < syslink_num_cores; id++) {
-                if (proc_traces[id].va) {
-                    /* print traces */
-                    /* wait a little bit for traces to finish dumping */
-                    sleep(1);
-                    fprintf(log, "****************************************\n");
-                    fprintf(log, "***         CORE%d TRACE DUMP         ***\n",
-                            id);
-                    fprintf(log, "****************************************\n");
-                    for (i = (*proc_traces[id].widx + 1);
-                         i < (proc_traces[id].len - 8);
-                         i++) {
-                        fprintf(log, "%c",
-                                *(char *)((uint32_t)proc_traces[id].va + i));
-                    }
-                    for (i = 0; i < *proc_traces[id].widx; i++) {
-                        fprintf(log, "%c",
-                                *(char *)((uint32_t)proc_traces[id].va + i));
+        static FILE *log = NULL;
+        if (logFilename) {
+            /* Dump the trace information */
+            Osal_printf("IPC: printing remote core trace dump");
+            log = fopen(logFilename, "a+");
+            if (log) {
+                for (id = 0; id < syslink_num_cores; id++) {
+                    if (firmware[id].procState == RUNNING_STATE) {
+                        if (proc_traces[id].va) {
+                            /* print traces */
+                            fprintf(log, "*************************************\n");
+                            fprintf(log, "***       CORE%d TRACE DUMP        ***\n",
+                                firmware[i].proc_id);
+                            fprintf(log, "*************************************\n");
+                            for (i = (*proc_traces[id].widx + 1);
+                                i < (proc_traces[id].len - 8);
+                                i++) {
+                                fprintf(log, "%c",
+                                    *(char *)((uint32_t)proc_traces[id].va + i));
+                            }
+                            for (i = 0; i < *proc_traces[id].widx; i++) {
+                                fprintf(log, "%c",
+                                    *(char *)((uint32_t)proc_traces[id].va + i));
+                            }
+                        }
                     }
                 }
+                fflush(log);
+                fclose(log);
+            }
+            else {
+                fprintf(stderr, "\nERROR: unable to open crash dump file %s\n",
+                    logFilename);
+                exit(EXIT_FAILURE);
             }
-            fclose(log);
-        }
-        else {
-            GT_setFailureReason(curTrace, GT_4CLASS, "deinit_ipc", errno,
-                                "error opening /var/log/ducati-m3-traces.log");
         }
     }
 
+    /* After printing trace, set all processor states to RESET */
+    for (id = 0; id < syslink_num_cores; id++) {
+        firmware[id].procState = RESET_STATE;
+    }
+
     status = Ipc_destroy();
     if (status < 0) {
         printf("Ipc_destroy() failed 0x%x", status);
@@ -910,204 +1529,39 @@ int deinit_ipc(syslink_dev_t * dev, bool recover)
         if (status < 0) {
             printf("MemoryOS_destroy() failed 0x%x", status);
         }
-#if defined(SYSLINK_PLATFORM_OMAP4430) || defined(SYSLINK_PLATFORM_OMAP5430)
-        if (dev->da_virt != MAP_FAILED) {
-#ifdef SYSLINK_CARVEOUT
-            status = munmap(dev->da_virt, IPU_MEM_SIZE);
-#else
-            status = munmap(dev->da_virt, IPU_MEM_SIZE + IPU_MEM_ALIGN);
-#endif
-            if (status < 0) {
-               printf("munmap failed %d", errno);
-            }
-        }
-#endif
     }
 
     return status;
 }
 
 
-/* Read next line of available data for given 'core' and store it in buffer.
- * Returns the number of bytes that were written or -1 on error
- */
-static int readNextTrace(int core, char* buffer, int bufSize)
-{
-    char* readPtr;
-    uint32_t readBytes, ridx, widx;
-    syslink_trace_info* tinfo = &proc_traces[core];
-
-    /* Make sure it is valid */
-    if ( (tinfo == NULL) || (tinfo->va == NULL) ) {
-        return -1;
-    }
-
-    /* Check to see if something to read */
-    if (tinfo->ridx == tinfo->widx) {
-        return 0;
-    }
-
-    readPtr = (char*) tinfo->va;
-    ridx = *tinfo->ridx;
-    widx = *tinfo->widx;
-
-    /* If first read, make sure that core is ready by validating ridx, widx */
-    if ( (tinfo->firstRead == TRUE) && ((ridx != 0) || (widx >= tinfo->len)) ) {
-        // not ready - will try again later
-        return 0;
-    }
-
-    /* Sanity check ridx/widx to make sure they point inside the buffer */
-    if ( (ridx >= tinfo->len) || (widx >= tinfo->len) ) {
-        Osal_printf("C%d: widx=%d, ridx=%d, len=%d - out of range",
-            core, widx, ridx, tinfo->len);
-        return -1;
-    }
-
-    readBytes = 0;
-    tinfo->firstRead = FALSE;
-    /* Read until we hit newline indicating end of trace */
-    while ( (readPtr[ridx] != '\n') && (ridx != widx) && (readBytes < bufSize)) {
-        buffer[readBytes] = readPtr[ridx];
-        readBytes++;
-        ridx++;
-        // Check for wrap-around
-        if (ridx == tinfo->len) {
-            ridx = 0;
-        }
-    }
-
-    /* If did not find newline, abort since either not enough info or no room in buffer */
-    if (readPtr[ridx] != '\n') {
-        if (readBytes >= bufSize) {
-            Osal_printf("C%d: Insufficient size of buffer; read %d, buf %d",
-                core, readBytes, bufSize);
-            return -1;
-        }
-        return 0;
-    }
-
-    /* Newline may not be valid data if this was not ready to be read */
-    if (ridx == widx) {
-        return 0;
-    }
-
-    /* We read a full line - null terminate and update ridx to mark data read */
-    if (readBytes < bufSize) {
-        buffer[readBytes] = '\0';
-    } else {
-        Osal_printf("C%d: No room to write NULL character", core);
-        return -1;
-    }
-    readBytes++;
-    ridx++;
-    if (ridx == tinfo->len) {
-        ridx = 0;
-    }
-    *tinfo->ridx = ridx;
-
-    return readBytes;
-}
-
-/* Thread reading ducati traces and writing them out to slog2 */
-static void *ducatiTraceThread(void *parm)
-{
-    int32_t bytesRead;
-    int core;
-    int err;
-    Bool exit = FALSE;
-
-    pthread_setname_np(0, "ducati-trace");
-
-    pthread_mutex_lock(&trace_mutex);
-    while ( (trace_active == TRUE) && (exit == FALSE) ) {
-        for (core = 0; core < NUM_REMOTE_PROCS; core++) {
-            while ((bytesRead = readNextTrace(core, trace_buffer, TRACE_BUFFER_SIZE)) > 0) {
-#if (_NTO_VERSION >= 800)
-                slog2f(buffer_handle, 0, 0, "C%d:%s", core, trace_buffer);
-#else
-                slogf(42, _SLOG_NOTICE, "C%d:%s", core, trace_buffer);
-#endif
-                if (trace_active == FALSE) {
-                    break;
-                }
-            }
-            // Abort trace logger on errors as these should not occur
-            if (bytesRead < 0) {
-                trace_active = FALSE;
-            }
-            if (trace_active == FALSE) {
-                break;
-            }
-        }
-        if (trace_active == FALSE) {
-            continue;
-        }
-        pthread_mutex_unlock(&trace_mutex);
-
-        // No interrupts/events to trigger reading traces, so need to periodically poll
-        usleep(TRACE_POLLING_INTERVAL_US);
-
-        // If we are in hibernation, wait on condvar for end of hibernation
-        pthread_mutex_lock(&syslink_hib_mutex);
-        while ((syslink_hib_enable == TRUE) && (syslink_hib_hibernating == TRUE) ) {
-            err = pthread_cond_wait(&syslink_hib_cond, &syslink_hib_mutex);
-            if (err != EOK) {
-                Osal_printf("pthread_cond_wait failed with err=%d", err);
-                exit = TRUE;
-                break;
-            }
-        }
-        pthread_mutex_unlock(&syslink_hib_mutex);
-
-        pthread_mutex_lock(&trace_mutex);
-    }
-    pthread_mutex_unlock(&trace_mutex);
-    Osal_printf("ducati trace thread exited");
-    return NULL;
-}
-
-/* Initialize slog2 for Ducati traces */
-static int init_ducati_slog2(void)
-{
-#if (_NTO_VERSION >= 800)
-    slog2_buffer_set_config_t buffer_config;
-    const char * buffer_set_name = "ducati";
-    const char * buffer_name = "ducati_buffer";
-
-    // Use command line verbosity for default verbosity level
-    uint8_t verbosity_level = (uint8_t) verbosity;
-    if ( verbosity_level > SLOG2_DEBUG2) {
-        verbosity_level = SLOG2_DEBUG2;
-    }
-
-    // Initialize the buffer configuration
-    buffer_config.buffer_set_name = (char *) buffer_set_name;
-    buffer_config.num_buffers = 1;
-    buffer_config.verbosity_level = verbosity_level;
-    buffer_config.buffer_config[0].buffer_name = (char *) buffer_name;
-    buffer_config.buffer_config[0].num_pages = 8;
-
-    // Register the Buffer Set
-    if( slog2_register( &buffer_config, &buffer_handle, 0 ) == -1 ) {
-        Osal_printf("syslink error registering slogger2 buffer for Ducati!");
-        return -1;
-    }
-#endif
-
-    return 0;
-}
-
 /** print usage */
 static Void printUsage (Char * app)
 {
-    printf ("\n%s: [-fHT]\n", app);
-    printf ("  -f   specify the binary file to load to the remote cores)\n");
+    printf("\n\nUsage:\n");
 #if defined(SYSLINK_PLATFORM_OMAP5430)
-    printf ("  -d   specify the binary file to load to the dsp)\n");
+    printf("\n%s: [-HTdca] <core_id1> <executable1> [<core_id2> <executable2> ...]\n",
+        app);
+    printf("  <core_id#> should be set to a core name (e.g. IPU, DSP)\n");
+    printf("      followed by the path to the executable to load on that core.\n");
+    printf("Options:\n");
+    printf("  -H <arg>    enable/disable hibernation, 1: ON, 0: OFF,"
+        " Default: 1)\n");
+    printf("  -T <arg>    specify the hibernation timeout in ms, Default:"
+        " 5000 ms)\n");
+#else
+    printf("\n%s: [-gdca] <core_id1> <executable1> [<core_id2> <executable2> ...]\n",
+        app);
+    printf("  <core_id#> should be set to a core name (e.g. DSP1, IPU2)\n");
+    printf("      followed by the path to the executable to load on that core.\n");
+    printf("Options:\n");
+    printf("  -g   enable GateMP support on host\n");
 #endif
-    printf ("  -H   enable/disable hibernation, 1: ON, 0: OFF, Default: 1)\n");
-    printf ("  -T   specify the hibernation timeout in ms, Default: 5000 ms)\n");
+    printf("  -d   disable recovery\n");
+    printf("  -c <file>   generate dump of slave trace during crashes (use\n");
+    printf("              absolute path for filename)\n");
+    printf("  -a<n> specify that the first n cores have been pre-loaded\n");
+    printf("        and started. Perform late-attach to these cores.\n");
 
     exit (EXIT_SUCCESS);
 }
@@ -1119,7 +1573,7 @@ int main(int argc, char *argv[])
     syslink_dev_t * dev = NULL;
     thread_pool_attr_t tattr;
     int status;
-    int error = 0;
+    int error = EOK;
     sigset_t set;
     int channelid = 0;
     int c;
@@ -1127,48 +1581,25 @@ int main(int argc, char *argv[])
     uint32_t hib_timeout = PM_HIB_DEFAULT_TIME;
     char *user_parm = NULL;
     struct stat          sbuf;
+    int i = 0;
+    char * abs_path = NULL;
 
-    if (-1 != stat("/dev/syslink", &sbuf)) {
-        printf ("Syslink Already Running...\n");
+    if (-1 != stat(IPC_DEVICE_PATH, &sbuf)) {
+        printf ("IPC Already Running...\n");
         return EXIT_FAILURE;
     }
-    printf ("Starting syslink resource manager...\n");
+    printf ("Starting IPC resource manager...\n");
 
     /* Parse the input args */
     while (1)
     {
-        c = getopt (argc, argv, "f:d:H:T:U:v:");
+        c = getopt (argc, argv, "H:T:U:gc:dv:a:");
         if (c == -1)
             break;
 
         switch (c)
         {
-        case 'f':
-            /* for backward compatibility, "-f" option loaded Ducati/Benelli */
-            syslink_firmware[syslink_num_cores].firmware = optarg;
-#if defined(SYSLINK_PLATFORM_OMAP4430)
-            syslink_firmware[syslink_num_cores].proc = "SYSM3";
-#else
-            syslink_firmware[syslink_num_cores].proc = "CORE0";
-#endif
-            syslink_num_cores++;
-#ifndef SYSLINK_SYSBIOS_SMP
-            syslink_firmware[syslink_num_cores].firmware = NULL;
-#if defined(SYSLINK_PLATFORM_OMAP4430)
-            syslink_firmware[syslink_num_cores].proc = "APPM3";
-#else
-            syslink_firmware[syslink_num_cores].proc = "CORE1";
-#endif
-            syslink_num_cores++;
-#endif
-            break;
 #if defined(SYSLINK_PLATFORM_OMAP5430)
-        case 'd':
-            syslink_firmware[syslink_num_cores].firmware = optarg;
-            syslink_firmware[syslink_num_cores].proc = "DSP";
-            syslink_num_cores++;
-            break;
-#endif
         case 'H':
             hib_enable = atoi(optarg);
             if (hib_enable != 0 && hib_enable != 1) {
@@ -1178,12 +1609,29 @@ int main(int argc, char *argv[])
         case 'T':
             hib_timeout = atoi(optarg);
             break;
+#endif
         case 'U':
             user_parm = optarg;
             break;
+        case 'd':
+            disableRecovery = true;
+            break;
+        case 'c':
+            logFilename = optarg;
+            break;
+        case 'a':
+            numAttach = atoi(optarg);
+            printf("Late-attaching to %d core(s)\n", numAttach);
+            break;
         case 'v':
             verbosity++;
             break;
+#if defined(SYSLINK_PLATFORM_VAYU)
+        case 'g':
+            printf("GateMP support enabled on host\n");
+            gatempEnabled = true;
+            break;
+#endif
         default:
             fprintf (stderr, "Unrecognized argument\n");
         }
@@ -1196,14 +1644,23 @@ int main(int argc, char *argv[])
             printUsage(argv[0]);
             return (error);
         }
+        if (strcmp(argv[optind], INVALID_PROC) == 0) {
+            fprintf (stderr, "Unsupported core specified\n");
+            return (error);
+        }
+
         syslink_firmware[syslink_num_cores].proc = argv [optind];
+        syslink_firmware[syslink_num_cores].attachOnly =
+            ((numAttach-- > 0) ? true : false);
+        syslink_firmware[syslink_num_cores].reload = true;
+        syslink_firmware[syslink_num_cores].freeString = false;
         syslink_firmware[syslink_num_cores++].firmware = argv [optind+1];
     }
 
-
     /* Get the name of the binary from the input args */
     if (!syslink_num_cores) {
-        fprintf(stderr, "-f or -d or <core_id> option must be specified");
+        fprintf(stderr, "At least one core_id and executable must be "\
+            "specified");
         printUsage(argv[0]);
         return (error);
     }
@@ -1230,9 +1687,22 @@ int main(int argc, char *argv[])
         return (error);
     }
 
+    /* Get the abs path for all firmware files */
+    for (i = 0; i < syslink_num_cores; i++) {
+        abs_path = calloc(1, PATH_MAX + 1);
+        if (abs_path == NULL) {
+            return -1;
+        }
+        if (NULL == realpath(syslink_firmware[i].firmware, abs_path)) {
+            fprintf (stderr, "invalid path to executable\n");
+            return -1;
+        }
+        syslink_firmware[i].firmware = abs_path;
+    }
+
     /* allocate the device structure */
     if (NULL == (dev = calloc(1, sizeof(syslink_dev_t)))) {
-        Osal_printf("syslink: calloc() failed");
+        Osal_printf("IPC: calloc() failed");
         return (-1);
     }
 
@@ -1248,10 +1718,18 @@ int main(int argc, char *argv[])
 
     /* create the dispatch structure */
     if (NULL == (dev->dpp = syslink_dpp = dispatch_create_channel (channelid, 0))) {
-        Osal_printf("syslink:  dispatch_create() failed");
+        Osal_printf("IPC: dispatch_create() failed");
         return(-1);
     }
 
+    /*
+     * Mask out all signals before creating a thread pool.
+     * This prevents other threads in the thread pool
+     * from intercepting signals such as SIGTERM.
+     */
+    sigfillset(&set);
+    pthread_sigmask(SIG_BLOCK, &set, NULL);
+
     /* Initialize the thread pool */
     memset (&tattr, 0x00, sizeof (thread_pool_attr_t));
     tattr.handle = dev->dpp;
@@ -1267,21 +1745,21 @@ int main(int argc, char *argv[])
 
     /* Create the thread pool */
     if ((dev->tpool = thread_pool_create(&tattr, 0)) == NULL) {
-        Osal_printf("syslink: thread pool create failed");
+        Osal_printf("IPC: thread pool create failed");
         return(-1);
     }
 
     /* init syslink */
     status = init_ipc(dev, syslink_firmware, FALSE);
     if (status < 0) {
-        Osal_printf("syslink: IPC init failed");
+        Osal_printf("IPC: init failed");
         return(-1);
     }
 
     /* init the syslink device */
     status = init_devices(dev);
     if (status < 0) {
-        Osal_printf("syslink: device init failed");
+        Osal_printf("IPC: device init failed");
         return(-1);
     }
 
@@ -1323,26 +1801,14 @@ int main(int argc, char *argv[])
     /* make this a daemon process */
     if (-1 == procmgr_daemon(EXIT_SUCCESS,
         PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL)) {
-        Osal_printf("syslink:  procmgr_daemon() failed");
+        Osal_printf("IPC: procmgr_daemon() failed");
         return(-1);
     }
 
     /* start the thread pool */
     thread_pool_start(dev->tpool);
 
-    /* Init slog2 and thread for Ducati traces */
-    if (init_ducati_slog2() != 0) {
-        return -1;
-    }
-    trace_active = TRUE;
-    status = pthread_create (&thread_traces, NULL, ducatiTraceThread, NULL);
-    if (status != EOK) {
-        Osal_printf("pthread_create for trace thread failed err=%d", status);
-        trace_active = FALSE;
-    }
-
-    /* Mask out unnecessary signals */
-    sigfillset (&set);
+    /* Unmask signals to be caught */
     sigdelset (&set, SIGINT);
     sigdelset (&set, SIGTERM);
     pthread_sigmask (SIG_BLOCK, &set, NULL);
@@ -1353,7 +1819,7 @@ int main(int argc, char *argv[])
     sigaddset (&set, SIGQUIT);
     sigaddset (&set, SIGTERM);
 
-    Osal_printf("Syslink resource manager started");
+    Osal_printf("IPC resource manager started");
 
     /* Wait for a signal */
     while (1)
@@ -1374,30 +1840,23 @@ int main(int argc, char *argv[])
     error = EOK;
 
 done:
-    GT_0trace(curTrace, GT_4CLASS, "Syslink resource manager exiting \n");
-    /* Stop ducatiTraceThread if running */
-    pthread_mutex_lock(&trace_mutex);
-    if (trace_active) {
-        trace_active = FALSE;
-        pthread_mutex_unlock(&trace_mutex);
-        // Wake up if waiting on hibernation
-        pthread_mutex_lock(&syslink_hib_mutex);
-        syslink_hib_hibernating = FALSE;
-        pthread_cond_broadcast(&syslink_hib_cond);
-        pthread_mutex_unlock(&syslink_hib_mutex);
-        error = pthread_join(thread_traces, NULL);
-        if (error < 0) {
-            Osal_printf("syslink: pthread_join failed with err=%d", error);
-        }
-    } else {
-        pthread_mutex_unlock(&trace_mutex);
-    }
+    GT_0trace(curTrace, GT_4CLASS, "IPC resource manager exiting \n");
 
     error = thread_pool_destroy(dev->tpool);
-    if (error < 0)
-        Osal_printf("syslink: thread_pool_destroy returned an error");
-    deinit_ipc(dev, FALSE);
+    if (error < 0) {
+        Osal_printf("IPC: thread_pool_destroy returned an error");
+    }
+    deinit_ipc(dev, syslink_firmware, FALSE);
     deinit_devices(dev);
     free(dev);
-    return (EOK);
+
+    /* Free the abs path of firmware files if necessary */
+    for (i = 0; i < syslink_num_cores; i++) {
+        if ((syslink_firmware[i].freeString) &&
+            (syslink_firmware[i].firmware)) {
+            free(syslink_firmware[i].firmware);
+        }
+    }
+
+    return (error);
 }