util/m5/src/jni_gem5Op.c

   1 /*
   2  * Copyright (c) 2010 ARM Limited
   3  * All rights reserved
   4  *
   5  * The license below extends only to copyright in the software and shall
   6  * not be construed as granting a license to any other intellectual
   7  * property including but not limited to intellectual property relating
   8  * to a hardware implementation of the functionality of the software
   9  * licensed hereunder.  You may use the software subject to the license
  10  * terms below provided that you ensure that this notice is replicated
  11  * unmodified and in its entirety in all distributions of the software,
  12  * modified or unmodified, in source code or in binary form.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions are
  16  * met: redistributions of source code must retain the above copyright
  17  * notice, this list of conditions and the following disclaimer;
  18  * redistributions in binary form must reproduce the above copyright
  19  * notice, this list of conditions and the following disclaimer in the
  20  * documentation and/or other materials provided with the distribution;
  21  * neither the name of the copyright holders nor the names of its
  22  * contributors may be used to endorse or promote products derived from
  23  * this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #include <stdint.h>
  39
  40 #include "gem5/m5ops.h"
  41 #include "jni_gem5Op.h"
  42
  43 /*
  44  * C library interface for gem5Op JNI
  45  */
  46
  47 JNIEXPORT void JNICALL
  48 Java_jni_gem5Op_arm(JNIEnv *env, jobject obj, jlong j_address)
  49 {
  50     m5_arm(j_address);
  51 }
  52
  53 JNIEXPORT void JNICALL
  54 Java_jni_gem5Op_quiesce(JNIEnv *env, jobject obj)
  55 {
  56     m5_quiesce();
  57 }
  58
  59 JNIEXPORT void JNICALL
  60 Java_jni_gem5Op_quiesce_1ns(JNIEnv *env, jobject obj, jlong j_ns)
  61 {
  62     m5_quiesce_ns(j_ns);
  63 }
  64
  65 JNIEXPORT void JNICALL
  66 Java_jni_gem5Op_quiesce_1cycle(JNIEnv *env, jobject obj, jlong j_cycles)
  67 {
  68     m5_quiesce_cycle(j_cycles);
  69 }
  70
  71 JNIEXPORT jlong JNICALL
  72 Java_jni_gem5Op_quiesce_1time(JNIEnv *env, jobject obj)
  73 {
  74     uint64_t time = m5_quiesce_time();
  75     if (time & 0x8000000000000000ULL)
  76         printf("Truncated return value from quiesceTime() to 63 bits\n");
  77     return (time & 0x7FFFFFFFFFFFFFFFULL);
  78 }
  79
  80 JNIEXPORT jlong JNICALL
  81 Java_jni_gem5Op_rpns(JNIEnv *env, jobject obj)
  82 {
  83     uint64_t time = m5_rpns();
  84     if (time & 0x8000000000000000ULL)
  85         printf("Truncated return value from rpns() to 63 bits\n");
  86     return (time & 0x7FFFFFFFFFFFFFFFULL);
  87 }
  88
  89 JNIEXPORT void JNICALL
  90 Java_jni_gem5Op_wake_1cpu(JNIEnv *env, jobject obj, jlong j_cpuid)
  91 {
  92     m5_wake_cpu(j_cpuid);
  93 }
  94
  95 JNIEXPORT void JNICALL
  96 Java_jni_gem5Op_exit(JNIEnv *env, jobject obj, jlong j_ns_delay)
  97 {
  98     m5_exit(j_ns_delay);
  99 }
 100
 101 JNIEXPORT void JNICALL
 102 Java_jni_gem5Op_fail(JNIEnv *env, jobject obj, jlong j_ns_delay, jlong j_code)
 103 {
 104     m5_fail(j_ns_delay, j_code);
 105 }
 106
 107 JNIEXPORT jlong JNICALL
 108 Java_jni_gem5Op_init_1param(JNIEnv *env, jobject obj, jlong j_key_str1,
 109                            jlong j_key_str2)
 110 {
 111     uint64_t param = m5_init_param(j_key_str1, j_key_str2);
 112     if (param & 0x8000000000000000ULL)
 113         printf("Truncated return value from m_initparam() to 63 bits\n");
 114     return (param & 0x7FFFFFFFFFFFFFFFULL);
 115 }
 116
 117 JNIEXPORT void JNICALL
 118 Java_jni_gem5Op_checkpoint(JNIEnv *env, jobject obj,
 119                            jlong j_ns_delay, jlong j_ns_period)
 120 {
 121     m5_checkpoint(j_ns_delay, j_ns_period);
 122 }
 123
 124 JNIEXPORT void JNICALL
 125 Java_jni_gem5Op_reset_1stats(JNIEnv *env, jobject obj,
 126                              jlong j_ns_delay, jlong j_ns_period)
 127 {
 128     m5_reset_stats(j_ns_delay, j_ns_period);
 129 }
 130
 131 JNIEXPORT void JNICALL
 132 Java_jni_gem5Op_dump_1stats(JNIEnv *env, jobject obj,
 133                             jlong j_ns_delay, jlong j_ns_period)
 134 {
 135     m5_dump_stats(j_ns_delay, j_ns_period);
 136 }
 137
 138 JNIEXPORT void JNICALL
 139 Java_jni_gem5Op_dump_1reset_1stats(JNIEnv *env, jobject obj,
 140                                   jlong j_ns_delay, jlong j_ns_period)
 141 {
 142     m5_dump_reset_stats(j_ns_delay, j_ns_period);
 143 }
 144
 145 JNIEXPORT jlong JNICALL
 146 Java_jni_gem5Op_read_1file(JNIEnv *env, jobject obj,
 147                            jbyteArray j_buffer, jlong j_len, jlong j_offset)
 148 {
 149     jbyte *buffer = (*env)->GetByteArrayElements(env, j_buffer, 0);
 150
 151     uint64_t result = m5_read_file(buffer, j_len, j_offset);
 152
 153     (*env)->ReleaseByteArrayElements(env, j_buffer, buffer, JNI_ABORT);
 154     return (result & 0x7FFFFFFFFFFFFFFFULL);
 155 }
 156
 157 JNIEXPORT jlong JNICALL
 158 Java_jni_gem5Op_write_1file(JNIEnv *env, jobject obj,
 159                             jbyteArray j_buffer, jlong j_len, jlong j_offset,
 160                             jstring j_filename)
 161 {
 162     jbyte *buffer = (*env)->GetByteArrayElements(env, j_buffer, 0);
 163     const char *filename = (*env)->GetStringUTFChars(env, j_filename, NULL);
 164
 165     uint64_t result = m5_write_file(buffer, j_len, j_offset, filename);
 166
 167     (*env)->ReleaseStringUTFChars(env, j_filename, filename);
 168     (*env)->ReleaseByteArrayElements(env, j_buffer, buffer, JNI_ABORT);
 169     return (result & 0x7FFFFFFFFFFFFFFFULL);
 170 }
 171
 172 JNIEXPORT void JNICALL
 173 Java_jni_gem5Op_debug_1break(JNIEnv *env, jobject obj)
 174 {
 175     m5_debug_break();
 176 }
 177
 178 JNIEXPORT void JNICALL
 179 Java_jni_gem5Op_switch_1cpu (JNIEnv *env, jobject obj)
 180 {
 181     m5_switch_cpu();
 182 }
 183
 184 JNIEXPORT void JNICALL
 185 Java_jni_gem5Op_dist_1toggle_1sync(JNIEnv *env, jobject obj)
 186 {
 187     m5_dist_toggle_sync();
 188 }
 189
 190 JNIEXPORT void JNICALL
 191 Java_jni_gem5Op_add_symbol(JNIEnv *env, jobject obj,
 192         jlong j_addr, jstring j_symbol)
 193 {
 194     const char *symbol = (*env)->GetStringUTFChars(env, j_symbol, NULL);
 195
 196     m5_add_symbol(j_addr, symbol);
 197
 198     (*env)->ReleaseStringUTFChars(env, j_symbol, symbol);
 199 }
 200
 201 JNIEXPORT void JNICALL
 202 Java_jni_gem5Op_load_1symbol(JNIEnv *env, jobject obj)
 203 {
 204     m5_load_symbol();
 205 }
 206
 207 JNIEXPORT void JNICALL
 208 Java_jni_gem5Op_panic(JNIEnv *env, jobject obj)
 209 {
 210     m5_panic();
 211 }
 212
 213 JNIEXPORT void JNICALL
 214 Java_jni_gem5Op_work_1begin(JNIEnv *env, jobject obj,
 215                             jlong j_workid, jlong j_threadid)
 216 {
 217     m5_work_begin(j_workid, j_threadid);
 218 }
 219
 220 JNIEXPORT void JNICALL
 221 Java_jni_gem5Op_work_1end(JNIEnv *env, jobject obj,
 222                           jlong j_workid, jlong j_threadid)
 223 {
 224     m5_work_end(j_workid, j_threadid);
 225 }
 226