target/profiling: Use the correct method to access registers
[openocd.git] / src / target / target.c
index 8d84b84390e520162c926af0bee837312a20cf5f..9f12704a5c2c767c2b8afe179458cc2eba289e5a 100644 (file)
@@ -906,7 +906,7 @@ int target_run_flash_async_algorithm(struct target *target,
                }
 
                LOG_DEBUG("offs 0x%zx count 0x%" PRIx32 " wp 0x%" PRIx32 " rp 0x%" PRIx32,
-                       (buffer - buffer_orig), count, wp, rp);
+                       (size_t) (buffer - buffer_orig), count, wp, rp);
 
                if (rp == 0) {
                        LOG_ERROR("flash write algorithm aborted by target");
@@ -1819,7 +1819,7 @@ static int target_profiling_default(struct target *target, uint32_t *samples,
        for (;;) {
                target_poll(target);
                if (target->state == TARGET_HALTED) {
-                       uint32_t t = *((uint32_t *)reg->value);
+                       uint32_t t = buf_get_u32(reg->value, 0, 32);
                        samples[sample_count++] = t;
                        /* current pc, addr = 0, do not handle breakpoints, not debugging */
                        retval = target_resume(target, 1, 0, 0, 0);
@@ -2425,7 +2425,13 @@ static int handle_target(void *priv)
                        if (target->backoff.times > 0) {
                                LOG_USER("Polling target %s succeeded again, trying to reexamine", target_name(target));
                                target_reset_examined(target);
-                               target_examine_one(target);
+                               retval = target_examine_one(target);
+                               /* Target examination could have failed due to unstable connection,
+                                * but we set the examined flag anyway to repoll it later */
+                               if (retval != ERROR_OK) {
+                                       target->examined = true;
+                                       return retval;
+                               }
                        }
 
                        target->backoff.times = 0;
@@ -3304,9 +3310,10 @@ static int handle_bp_command_set(struct command_context *cmd_ctx,
                uint32_t addr, uint32_t asid, uint32_t length, int hw)
 {
        struct target *target = get_current_target(cmd_ctx);
+       int retval;
 
        if (asid == 0) {
-               int retval = breakpoint_add(target, addr, length, hw);
+               retval = breakpoint_add(target, addr, length, hw);
                if (ERROR_OK == retval)
                        command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr);
                else {
@@ -3314,7 +3321,11 @@ static int handle_bp_command_set(struct command_context *cmd_ctx,
                        return retval;
                }
        } else if (addr == 0) {
-               int retval = context_breakpoint_add(target, asid, length, hw);
+               if (target->type->add_context_breakpoint == NULL) {
+                       LOG_WARNING("Context breakpoint not available");
+                       return ERROR_OK;
+               }
+               retval = context_breakpoint_add(target, asid, length, hw);
                if (ERROR_OK == retval)
                        command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid);
                else {
@@ -3322,7 +3333,11 @@ static int handle_bp_command_set(struct command_context *cmd_ctx,
                        return retval;
                }
        } else {
-               int retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
+               if (target->type->add_hybrid_breakpoint == NULL) {
+                       LOG_WARNING("Hybrid breakpoint not available");
+                       return ERROR_OK;
+               }
+               retval = hybrid_breakpoint_add(target, addr, asid, length, hw);
                if (ERROR_OK == retval)
                        command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid);
                else {
@@ -3505,14 +3520,12 @@ static void writeData(FILE *f, const void *data, size_t len)
                LOG_ERROR("failed to write %zu bytes: %s", len, strerror(errno));
 }
 
-static void writeLong(FILE *f, int l)
+static void writeLong(FILE *f, int l, struct target *target)
 {
-       int i;
-       for (i = 0; i < 4; i++) {
-               char c = (l >> (i*8))&0xff;
-               writeData(f, &c, 1);
-       }
+       uint8_t val[4];
 
+       target_buffer_set_u32(target, val, l);
+       writeData(f, val, 4);
 }
 
 static void writeString(FILE *f, char *s)
@@ -3523,18 +3536,18 @@ static void writeString(FILE *f, char *s)
 typedef unsigned char UNIT[2];  /* unit of profiling */
 
 /* Dump a gmon.out histogram file. */
-static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filename,
-               bool with_range, uint32_t start_address, uint32_t end_address)
+static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filename, bool with_range,
+                       uint32_t start_address, uint32_t end_address, struct target *target)
 {
        uint32_t i;
        FILE *f = fopen(filename, "w");
        if (f == NULL)
                return;
        writeString(f, "gmon");
-       writeLong(f, 0x00000001); /* Version */
-       writeLong(f, 0); /* padding */
-       writeLong(f, 0); /* padding */
-       writeLong(f, 0); /* padding */
+       writeLong(f, 0x00000001, target); /* Version */
+       writeLong(f, 0, target); /* padding */
+       writeLong(f, 0, target); /* padding */
+       writeLong(f, 0, target); /* padding */
 
        uint8_t zero = 0;  /* GMON_TAG_TIME_HIST */
        writeData(f, &zero, 1);
@@ -3589,10 +3602,10 @@ static void write_gmon(uint32_t *samples, uint32_t sampleNum, const char *filena
        }
 
        /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
-       writeLong(f, min);                      /* low_pc */
-       writeLong(f, max);                      /* high_pc */
-       writeLong(f, numBuckets);       /* # of buckets */
-       writeLong(f, 100);                      /* KLUDGE! We lie, ca. 100Hz best case. */
+       writeLong(f, min, target);                      /* low_pc */
+       writeLong(f, max, target);                      /* high_pc */
+       writeLong(f, numBuckets, target);       /* # of buckets */
+       writeLong(f, 100, target);                      /* KLUDGE! We lie, ca. 100Hz best case. */
        writeString(f, "seconds");
        for (i = 0; i < (15-strlen("seconds")); i++)
                writeData(f, &zero, 1);
@@ -3684,7 +3697,7 @@ COMMAND_HANDLER(handle_profile_command)
        }
 
        write_gmon(samples, num_of_samples, CMD_ARGV[1],
-                       with_range, start_address, end_address);
+                  with_range, start_address, end_address, target);
        command_print(CMD_CTX, "Wrote %s", CMD_ARGV[1]);
 
        free(samples);
@@ -4115,7 +4128,6 @@ enum target_cfg_param {
        TCFG_WORK_AREA_SIZE,
        TCFG_WORK_AREA_BACKUP,
        TCFG_ENDIAN,
-       TCFG_VARIANT,
        TCFG_COREID,
        TCFG_CHAIN_POSITION,
        TCFG_DBGBASE,
@@ -4130,7 +4142,6 @@ static Jim_Nvp nvp_config_opts[] = {
        { .name = "-work-area-size",   .value = TCFG_WORK_AREA_SIZE },
        { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
        { .name = "-endian" ,          .value = TCFG_ENDIAN },
-       { .name = "-variant",          .value = TCFG_VARIANT },
        { .name = "-coreid",           .value = TCFG_COREID },
        { .name = "-chain-position",   .value = TCFG_CHAIN_POSITION },
        { .name = "-dbgbase",          .value = TCFG_DBGBASE },
@@ -4143,7 +4154,6 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target)
        Jim_Nvp *n;
        Jim_Obj *o;
        jim_wide w;
-       char *cp;
        int e;
 
        /* parse config or cget options ... */
@@ -4352,27 +4362,6 @@ no_params:
                        /* loop for more */
                        break;
 
-               case TCFG_VARIANT:
-                       if (goi->isconfigure) {
-                               if (goi->argc < 1) {
-                                       Jim_SetResultFormatted(goi->interp,
-                                                                                  "%s ?STRING?",
-                                                                                  n->name);
-                                       return JIM_ERR;
-                               }
-                               e = Jim_GetOpt_String(goi, &cp, NULL);
-                               if (e != JIM_OK)
-                                       return e;
-                               free(target->variant);
-                               target->variant = strdup(cp);
-                       } else {
-                               if (goi->argc != 0)
-                                       goto no_params;
-                       }
-                       Jim_SetResultString(goi->interp, target->variant, -1);
-                       /* loop for more */
-                       break;
-
                case TCFG_COREID:
                        if (goi->isconfigure) {
                                e = Jim_GetOpt_Wide(goi, &w);
@@ -5185,10 +5174,6 @@ static int target_create(Jim_GetOptInfo *goi)
                target->endianness = TARGET_LITTLE_ENDIAN;
        }
 
-       /* incase variant is not set */
-       if (!target->variant)
-               target->variant = strdup("");
-
        cp = Jim_GetString(new_cmd, NULL);
        target->cmd_name = strdup(cp);
 

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