[957] | 1 | ///////////////////////////////////////////////////////////////////////// |
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| 2 | // File: top.cpp (for tsar_mono_fpga) |
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| 3 | // Author: Cesar Fuguet |
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| 4 | // Copyright: UPMC/LIP6 |
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| 5 | // Date : March 2015 |
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| 6 | // This program is released under the GNU public license |
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| 7 | ///////////////////////////////////////////////////////////////////////// |
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| 8 | #include <systemc> |
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| 9 | #include <sys/time.h> |
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| 10 | #include <iostream> |
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| 11 | #include <sstream> |
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| 12 | #include <cstdlib> |
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| 13 | #include <cstdarg> |
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| 14 | #include <stdint.h> |
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| 15 | |
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| 16 | #include "gdbserver.h" |
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| 17 | #include "mapping_table.h" |
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| 18 | #include "tsar_fpga_cluster.h" |
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| 19 | #include "vci_local_crossbar.h" |
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| 20 | #include "vci_dspin_initiator_wrapper.h" |
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| 21 | #include "vci_dspin_target_wrapper.h" |
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| 22 | #include "vci_multi_tty.h" |
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| 23 | #include "vci_block_device_tsar.h" |
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| 24 | #include "vci_framebuffer.h" |
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| 25 | #include "alloc_elems.h" |
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| 26 | |
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| 27 | #include "hard_config.h" |
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| 28 | |
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| 29 | /////////////////////////////////////////////////// |
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| 30 | // Parallelisation |
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| 31 | /////////////////////////////////////////////////// |
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| 32 | #define USE_OPENMP _OPENMP |
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| 33 | |
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| 34 | #if USE_OPENMP |
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| 35 | #include <omp.h> |
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| 36 | #endif |
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| 37 | |
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| 38 | /////////////////////////////////////////////////// |
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| 39 | // cluster index (from x,y coordinates) |
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| 40 | /////////////////////////////////////////////////// |
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| 41 | |
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| 42 | #define cluster(x,y) ((y) + ((x) << Y_WIDTH)) |
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| 43 | |
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| 44 | /////////////////////////////////////////////////////////// |
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| 45 | // DSPIN parameters |
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| 46 | /////////////////////////////////////////////////////////// |
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| 47 | |
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| 48 | #define dspin_cmd_width 39 |
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| 49 | #define dspin_rsp_width 32 |
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| 50 | |
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| 51 | /////////////////////////////////////////////////////////// |
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| 52 | // VCI parameters |
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| 53 | /////////////////////////////////////////////////////////// |
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| 54 | |
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| 55 | #define vci_cell_width_int 4 |
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| 56 | #define vci_cell_width_ext 8 |
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| 57 | #define vci_address_width 40 |
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| 58 | #define vci_plen_width 8 |
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| 59 | #define vci_rerror_width 1 |
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| 60 | #define vci_clen_width 1 |
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| 61 | #define vci_rflag_width 1 |
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| 62 | #define vci_srcid_width 14 |
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| 63 | #define vci_pktid_width 4 |
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| 64 | #define vci_trdid_width 4 |
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| 65 | #define vci_wrplen_width 1 |
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| 66 | |
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| 67 | |
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| 68 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 69 | // Secondary Hardware Parameters |
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| 70 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 71 | |
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| 72 | #define XMAX X_SIZE // actual number of columns in 2D mesh |
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| 73 | #define YMAX Y_SIZE // actual number of rows in 2D mesh |
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| 74 | |
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| 75 | #define XRAM_LATENCY 0 |
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| 76 | |
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| 77 | #define MEMC_WAYS 16 |
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| 78 | #define MEMC_SETS 256 |
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| 79 | |
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| 80 | #define L1_IWAYS 4 |
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| 81 | #define L1_ISETS 64 |
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| 82 | |
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| 83 | #define L1_DWAYS 4 |
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| 84 | #define L1_DSETS 64 |
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| 85 | |
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| 86 | #define BDEV_IMAGE_NAME "../../../giet_vm/hdd/virt_hdd.dmg" |
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| 87 | |
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| 88 | #define ROM_SOFT_NAME "../../softs/tsar_boot/preloader.elf" |
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| 89 | |
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| 90 | #define NORTH 0 |
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| 91 | #define SOUTH 1 |
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| 92 | #define EAST 2 |
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| 93 | #define WEST 3 |
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| 94 | |
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| 95 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 96 | // DEBUG Parameters default values |
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| 97 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 98 | |
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| 99 | #define MAX_FROZEN_CYCLES 500000 |
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| 100 | |
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| 101 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 102 | // LOCAL TGTID & SRCID definition |
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| 103 | // For all components: global TGTID = global SRCID = cluster_index |
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| 104 | /////////////////////////////////////////////////////////////////////////////////////// |
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| 105 | |
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| 106 | #define MEMC_TGTID 0 |
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| 107 | #define XICU_TGTID 1 |
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| 108 | #define XROM_TGTID 2 |
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| 109 | #define MTTY_TGTID 3 |
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| 110 | #define BDEV_TGTID 4 |
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| 111 | #define FBUF_TGTID 5 |
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| 112 | |
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| 113 | #define BDEV_SRCID NB_PROCS_MAX |
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| 114 | |
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| 115 | bool stop_called = false; |
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| 116 | |
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| 117 | #define SIMULATION_PERIOD 5000000 |
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| 118 | |
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| 119 | ///////////////////////////////// |
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| 120 | int _main(int argc, char *argv[]) |
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| 121 | { |
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| 122 | using namespace sc_core; |
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| 123 | using namespace soclib::caba; |
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| 124 | using namespace soclib::common; |
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| 125 | |
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| 126 | uint64_t ncycles = UINT64_MAX; // max simulated cycles |
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| 127 | size_t threads = 1; // simulator's threads number |
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| 128 | bool trace_ok = false; // trace activated |
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| 129 | uint32_t trace_from = 0; // trace start cycle |
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| 130 | bool trace_proc_ok = false; // detailed proc trace activated |
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| 131 | size_t trace_memc_ok = false; // detailed memc trace activated |
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| 132 | size_t trace_memc_id = 0; // index of memc to be traced |
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| 133 | size_t trace_proc_id = 0; // index of proc to be traced |
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| 134 | char soft_name[256] = ROM_SOFT_NAME; // pathname for ROM binary code |
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| 135 | char disk_name[256] = BDEV_IMAGE_NAME; // pathname for DISK image |
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| 136 | uint32_t frozen_cycles = MAX_FROZEN_CYCLES; // for debug |
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| 137 | uint64_t simulation_period = SIMULATION_PERIOD; |
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| 138 | |
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| 139 | ////////////// command line arguments ////////////////////// |
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| 140 | if (argc > 1) |
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| 141 | { |
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| 142 | for (int n = 1; n < argc; n = n + 2) |
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| 143 | { |
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| 144 | if ((strcmp(argv[n], "-NCYCLES") == 0) && (n + 1 < argc)) |
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| 145 | { |
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| 146 | ncycles = (uint64_t) strtol(argv[n + 1], NULL, 0); |
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| 147 | } |
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| 148 | else if ((strcmp(argv[n],"-DEBUG") == 0) && (n + 1 < argc)) |
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| 149 | { |
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| 150 | trace_ok = true; |
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| 151 | trace_from = (uint32_t) strtol(argv[n + 1], NULL, 0); |
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| 152 | simulation_period = 1; |
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| 153 | } |
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| 154 | else if ((strcmp(argv[n], "-MEMCID") == 0) && (n + 1 < argc)) |
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| 155 | { |
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| 156 | trace_memc_ok = true; |
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| 157 | trace_memc_id = (size_t) strtol(argv[n + 1], NULL, 0); |
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| 158 | size_t x = trace_memc_id >> Y_WIDTH; |
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| 159 | size_t y = trace_memc_id & ((1<<Y_WIDTH)-1); |
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| 160 | |
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| 161 | assert( (x < XMAX) and (y < (YMAX)) and |
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| 162 | "MEMCID parameter refers a not valid memory cache"); |
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| 163 | } |
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| 164 | else if ((strcmp(argv[n], "-PROCID") == 0) && (n + 1 < argc)) |
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| 165 | { |
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| 166 | trace_proc_ok = true; |
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| 167 | trace_proc_id = (size_t) strtol(argv[n + 1], NULL, 0); |
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| 168 | size_t cluster_xy = trace_proc_id >> P_WIDTH ; |
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| 169 | size_t x = cluster_xy >> Y_WIDTH; |
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| 170 | size_t y = cluster_xy & ((1<<Y_WIDTH)-1); |
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| 171 | size_t l = trace_proc_id & ((1<<P_WIDTH)-1) ; |
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| 172 | |
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| 173 | assert( (x < XMAX) and (y < YMAX) and (l < NB_PROCS_MAX) and |
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| 174 | "PROCID parameter refers a not valid processor"); |
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| 175 | } |
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| 176 | else if ((strcmp(argv[n], "-ROM") == 0) && ((n + 1) < argc)) |
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| 177 | { |
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| 178 | strcpy(soft_name, argv[n + 1]); |
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| 179 | } |
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| 180 | else if ((strcmp(argv[n], "-DISK") == 0) && ((n + 1) < argc)) |
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| 181 | { |
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| 182 | strcpy(disk_name, argv[n + 1]); |
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| 183 | } |
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| 184 | else if ((strcmp(argv[n], "-THREADS") == 0) && ((n + 1) < argc)) |
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| 185 | { |
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| 186 | threads = (size_t) strtol(argv[n + 1], NULL, 0); |
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| 187 | threads = (threads < 1) ? 1 : threads; |
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| 188 | } |
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| 189 | else if ((strcmp(argv[n], "-FROZEN") == 0) && (n + 1 < argc)) |
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| 190 | { |
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| 191 | frozen_cycles = (uint32_t) strtol(argv[n + 1], NULL, 0); |
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| 192 | } |
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| 193 | else |
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| 194 | { |
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| 195 | std::cout << " Arguments are (key,value) couples." << std::endl; |
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| 196 | std::cout << " The order is not important." << std::endl; |
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| 197 | std::cout << " Accepted arguments are :" << std::endl << std::endl; |
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| 198 | std::cout << " - NCYCLES number_of_simulated_cycles" << std::endl; |
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| 199 | std::cout << " - DEBUG debug_start_cycle" << std::endl; |
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| 200 | std::cout << " - ROM path to ROM image" << std::endl; |
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| 201 | std::cout << " - DISK path to disk image" << std::endl; |
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| 202 | std::cout << " - THREADS simulator's threads number" << std::endl; |
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| 203 | std::cout << " - FROZEN max_number_of_lines" << std::endl; |
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| 204 | std::cout << " - PERIOD number_of_cycles between trace" << std::endl; |
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| 205 | std::cout << " - MEMCID index_memc_to_be_traced" << std::endl; |
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| 206 | std::cout << " - PROCID index_proc_to_be_traced" << std::endl; |
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| 207 | exit(0); |
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| 208 | } |
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| 209 | } |
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| 210 | } |
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| 211 | |
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| 212 | // checking hardware parameters |
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| 213 | assert( (X_SIZE == 1) && (Y_SIZE == 1) ); |
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| 214 | assert( (X_WIDTH == 4) && (Y_WIDTH == 4) ); |
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| 215 | assert( (P_WIDTH == 2) ); |
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| 216 | assert( (NB_PROCS_MAX <= 4)); |
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| 217 | assert( (NB_TTY_CHANNELS == 1)); |
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| 218 | |
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| 219 | std::cout << std::endl; |
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| 220 | std::cout << " - XMAX = " << XMAX << std::endl; |
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| 221 | std::cout << " - YMAX = " << YMAX << std::endl; |
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| 222 | std::cout << " - NB_PROCS_MAX = " << NB_PROCS_MAX << std::endl; |
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| 223 | std::cout << " - NB_TTY_CHANNELS = " << NB_TTY_CHANNELS << std::endl; |
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| 224 | std::cout << " - MEMC_WAYS = " << MEMC_WAYS << std::endl; |
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| 225 | std::cout << " - MEMC_SETS = " << MEMC_SETS << std::endl; |
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| 226 | std::cout << " - RAM_LATENCY = " << XRAM_LATENCY << std::endl; |
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| 227 | std::cout << " - MAX_FROZEN = " << frozen_cycles << std::endl; |
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| 228 | std::cout << " - MAX_CYCLES = " << ncycles << std::endl; |
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| 229 | std::cout << " - RESET_ADDRESS = " << RESET_ADDRESS << std::endl; |
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| 230 | std::cout << " - SOFT_FILENAME = " << soft_name << std::endl; |
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| 231 | std::cout << " - DISK_IMAGENAME = " << disk_name << std::endl; |
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| 232 | std::cout << std::endl; |
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| 233 | |
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| 234 | // Internal and External VCI parameters definition |
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| 235 | typedef soclib::caba::VciParams<vci_cell_width_int, |
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| 236 | vci_plen_width, |
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| 237 | vci_address_width, |
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| 238 | vci_rerror_width, |
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| 239 | vci_clen_width, |
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| 240 | vci_rflag_width, |
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| 241 | vci_srcid_width, |
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| 242 | vci_pktid_width, |
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| 243 | vci_trdid_width, |
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| 244 | vci_wrplen_width> vci_param_int; |
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| 245 | |
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| 246 | typedef soclib::caba::VciParams<vci_cell_width_ext, |
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| 247 | vci_plen_width, |
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| 248 | vci_address_width, |
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| 249 | vci_rerror_width, |
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| 250 | vci_clen_width, |
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| 251 | vci_rflag_width, |
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| 252 | vci_srcid_width, |
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| 253 | vci_pktid_width, |
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| 254 | vci_trdid_width, |
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| 255 | vci_wrplen_width> vci_param_ext; |
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| 256 | |
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| 257 | #if USE_OPENMP |
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| 258 | omp_set_dynamic(false); |
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| 259 | omp_set_num_threads(threads); |
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| 260 | std::cerr << "Built with openmp version " << _OPENMP << std::endl; |
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| 261 | std::cout << " - OPENMP THREADS = " << threads << std::endl; |
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| 262 | std::cout << std::endl; |
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| 263 | #endif |
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| 264 | |
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| 265 | |
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| 266 | /////////////////////////////////////// |
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| 267 | // Direct Network Mapping Table |
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| 268 | /////////////////////////////////////// |
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| 269 | |
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| 270 | MappingTable maptabd(vci_address_width, |
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| 271 | IntTab(X_WIDTH + Y_WIDTH, 16 - X_WIDTH - Y_WIDTH), |
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| 272 | IntTab(X_WIDTH + Y_WIDTH, vci_srcid_width - X_WIDTH - Y_WIDTH), |
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| 273 | 0x00FF000000ULL); |
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| 274 | |
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| 275 | maptabd.add(Segment("seg_xicu", SEG_XCU_BASE, SEG_XCU_SIZE, |
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| 276 | IntTab(cluster(0,0),XICU_TGTID), false)); |
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| 277 | |
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| 278 | maptabd.add(Segment("seg_mcfg", SEG_MMC_BASE, SEG_MMC_SIZE, |
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| 279 | IntTab(cluster(0,0),MEMC_TGTID), false)); |
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| 280 | |
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| 281 | maptabd.add(Segment("seg_memc", SEG_RAM_BASE, SEG_RAM_SIZE, |
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| 282 | IntTab(cluster(0,0),MEMC_TGTID), true)); |
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| 283 | |
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| 284 | maptabd.add(Segment("seg_mtty", SEG_TTY_BASE, SEG_TTY_SIZE, |
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| 285 | IntTab(cluster(0,0),MTTY_TGTID), false)); |
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| 286 | |
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| 287 | maptabd.add(Segment("seg_bdev", SEG_IOC_BASE, SEG_IOC_SIZE, |
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| 288 | IntTab(cluster(0,0),BDEV_TGTID), false)); |
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| 289 | |
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| 290 | maptabd.add(Segment("seg_brom", SEG_ROM_BASE, SEG_ROM_SIZE, |
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| 291 | IntTab(cluster(0,0),XROM_TGTID), true)); |
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| 292 | |
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| 293 | maptabd.add(Segment("seg_fbuf", SEG_FBF_BASE, SEG_FBF_SIZE, |
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| 294 | IntTab(cluster(0,0),FBUF_TGTID), false)); |
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| 295 | |
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| 296 | std::cout << maptabd << std::endl; |
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| 297 | |
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| 298 | ///////////////////////////////////////////////// |
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| 299 | // Ram network mapping table |
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| 300 | ///////////////////////////////////////////////// |
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| 301 | |
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| 302 | MappingTable maptabx(vci_address_width, |
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| 303 | IntTab(X_WIDTH+Y_WIDTH), |
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| 304 | IntTab(X_WIDTH+Y_WIDTH), |
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| 305 | 0x00FF000000ULL); |
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| 306 | |
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| 307 | maptabx.add(Segment("seg_xram", SEG_RAM_BASE, SEG_RAM_SIZE, |
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| 308 | IntTab(cluster(0,0)), false)); |
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| 309 | |
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| 310 | std::cout << maptabx << std::endl; |
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| 311 | |
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| 312 | //////////////////// |
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| 313 | // Signals |
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| 314 | /////////////////// |
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| 315 | |
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| 316 | sc_clock signal_clk("clk"); |
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| 317 | sc_signal<bool> signal_resetn("resetn"); |
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| 318 | |
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| 319 | //////////////////////////// |
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| 320 | // Loader |
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| 321 | //////////////////////////// |
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| 322 | |
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| 323 | #if USE_IOC_RDK |
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| 324 | std::ostringstream ramdisk_name; |
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| 325 | ramdisk_name << disk_name << "@" << std::hex << SEG_RDK_BASE << ":"; |
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| 326 | soclib::common::Loader loader( soft_name, ramdisk_name.str().c_str() ); |
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| 327 | #else |
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| 328 | soclib::common::Loader loader( soft_name ); |
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| 329 | #endif |
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| 330 | |
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| 331 | loader.memory_default(0x55); |
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| 332 | |
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| 333 | typedef soclib::common::GdbServer<soclib::common::Mips32ElIss> proc_iss; |
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| 334 | proc_iss::set_loader( loader ); |
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| 335 | |
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| 336 | ////////////////////////////////////////////////////////////// |
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| 337 | // cluster construction |
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| 338 | ////////////////////////////////////////////////////////////// |
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| 339 | TsarFpgaCluster<dspin_cmd_width, dspin_rsp_width, |
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| 340 | vci_param_int, vci_param_ext> fpga_cluster ( |
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| 341 | "tsar_fpga_cluster", |
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| 342 | NB_PROCS_MAX, |
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| 343 | maptabd, maptabx, |
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| 344 | RESET_ADDRESS, |
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| 345 | X_WIDTH, Y_WIDTH, |
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| 346 | vci_srcid_width - X_WIDTH - Y_WIDTH, // l_id width, |
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| 347 | MEMC_TGTID, |
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| 348 | XICU_TGTID, |
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| 349 | MTTY_TGTID, |
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| 350 | BDEV_TGTID, |
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| 351 | XROM_TGTID, |
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| 352 | disk_name, |
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| 353 | MEMC_WAYS, MEMC_SETS, |
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| 354 | L1_IWAYS, L1_ISETS, L1_DWAYS, L1_DSETS, |
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| 355 | XRAM_LATENCY, |
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| 356 | loader, |
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| 357 | frozen_cycles, trace_from, |
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| 358 | trace_proc_ok, trace_proc_id, |
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| 359 | trace_memc_ok ); |
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| 360 | |
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| 361 | DspinSignals<dspin_cmd_width> signal_dspin_bound_cmd_in; |
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| 362 | DspinSignals<dspin_cmd_width> signal_dspin_bound_cmd_out; |
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| 363 | DspinSignals<dspin_rsp_width> signal_dspin_bound_rsp_in; |
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| 364 | DspinSignals<dspin_rsp_width> signal_dspin_bound_rsp_out; |
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| 365 | DspinSignals<dspin_cmd_width> signal_dspin_bound_m2p_in; |
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| 366 | DspinSignals<dspin_cmd_width> signal_dspin_bound_m2p_out; |
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| 367 | DspinSignals<dspin_rsp_width> signal_dspin_bound_p2m_in; |
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| 368 | DspinSignals<dspin_rsp_width> signal_dspin_bound_p2m_out; |
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| 369 | DspinSignals<dspin_cmd_width> signal_dspin_bound_cla_in; |
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| 370 | DspinSignals<dspin_cmd_width> signal_dspin_bound_cla_out; |
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| 371 | |
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| 372 | // Cluster clock & reset |
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| 373 | fpga_cluster.p_clk(signal_clk); |
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| 374 | fpga_cluster.p_resetn(signal_resetn); |
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| 375 | fpga_cluster.p_cmd_in(signal_dspin_bound_cmd_in); |
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| 376 | fpga_cluster.p_cmd_out(signal_dspin_bound_cmd_out); |
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| 377 | fpga_cluster.p_rsp_in(signal_dspin_bound_rsp_in); |
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| 378 | fpga_cluster.p_rsp_out(signal_dspin_bound_rsp_out); |
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| 379 | fpga_cluster.p_m2p_in(signal_dspin_bound_m2p_in); |
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| 380 | fpga_cluster.p_m2p_out(signal_dspin_bound_m2p_out); |
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| 381 | fpga_cluster.p_p2m_in(signal_dspin_bound_p2m_in); |
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| 382 | fpga_cluster.p_p2m_out(signal_dspin_bound_p2m_out); |
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| 383 | fpga_cluster.p_cla_in(signal_dspin_bound_cla_in); |
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| 384 | fpga_cluster.p_cla_out(signal_dspin_bound_cla_out); |
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| 385 | |
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| 386 | //////////////////////////////////////////////////////// |
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| 387 | // Simulation |
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| 388 | /////////////////////////////////////////////////////// |
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| 389 | |
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| 390 | sc_start(sc_core::sc_time(0, SC_NS)); |
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| 391 | signal_resetn = false; |
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| 392 | |
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| 393 | // set cluster gateway signals default values |
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| 394 | signal_dspin_bound_cmd_in.write = false; |
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| 395 | signal_dspin_bound_cmd_in.read = true; |
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| 396 | signal_dspin_bound_cmd_out.write = false; |
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| 397 | signal_dspin_bound_cmd_out.read = true; |
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| 398 | |
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| 399 | signal_dspin_bound_rsp_in.write = false; |
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| 400 | signal_dspin_bound_rsp_in.read = true; |
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| 401 | signal_dspin_bound_rsp_out.write = false; |
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| 402 | signal_dspin_bound_rsp_out.read = true; |
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| 403 | |
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| 404 | signal_dspin_bound_m2p_in.write = false; |
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| 405 | signal_dspin_bound_m2p_in.read = true; |
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| 406 | signal_dspin_bound_m2p_out.write = false; |
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| 407 | signal_dspin_bound_m2p_out.read = true; |
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| 408 | |
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| 409 | signal_dspin_bound_p2m_in.write = false; |
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| 410 | signal_dspin_bound_p2m_in.read = true; |
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| 411 | signal_dspin_bound_p2m_out.write = false; |
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| 412 | signal_dspin_bound_p2m_out.read = true; |
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| 413 | |
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| 414 | signal_dspin_bound_cla_in.write = false; |
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| 415 | signal_dspin_bound_cla_in.read = true; |
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| 416 | signal_dspin_bound_cla_out.write = false; |
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| 417 | signal_dspin_bound_cla_out.read = true; |
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| 418 | |
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| 419 | sc_start(sc_core::sc_time(1, SC_NS)); |
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| 420 | signal_resetn = true; |
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| 421 | |
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| 422 | // simulation loop |
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| 423 | for (uint64_t n = 0; n < ncycles && !stop_called; n += simulation_period) |
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| 424 | { |
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| 425 | // trace display |
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| 426 | if ( trace_ok and (n > trace_from) ) |
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| 427 | { |
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| 428 | std::cout << "****************** cycle " << std::dec << n ; |
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| 429 | std::cout << " ********************************************" << std::endl; |
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| 430 | |
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| 431 | if ( trace_proc_ok ) |
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| 432 | { |
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| 433 | std::ostringstream proc_signame; |
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| 434 | proc_signame << "[SIG]PROC_" << trace_proc_id ; |
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| 435 | fpga_cluster.proc[trace_proc_id]->print_trace(1); |
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| 436 | fpga_cluster.signal_vci_ini_proc[trace_proc_id].print_trace(proc_signame.str()); |
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| 437 | |
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| 438 | fpga_cluster.xicu->print_trace(0); |
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| 439 | fpga_cluster.signal_vci_tgt_xicu.print_trace("[SIG]XICU"); |
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| 440 | |
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| 441 | for (int p = 0; p < NB_PROCS_MAX; p++) |
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| 442 | { |
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| 443 | if ( fpga_cluster.signal_proc_irq[p*IRQ_PER_PROCESSOR].read() ) |
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| 444 | { |
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| 445 | std::cout << "### IRQ_PROC_" << p << std::endl; |
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| 446 | } |
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| 447 | } |
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| 448 | } |
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| 449 | |
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| 450 | if ( trace_memc_ok ) |
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| 451 | { |
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| 452 | fpga_cluster.memc->print_trace(); |
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| 453 | fpga_cluster.signal_vci_tgt_memc.print_trace("[SEG]MEMC"); |
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| 454 | fpga_cluster.signal_vci_xram.print_trace("[SEG]XRAM"); |
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| 455 | } |
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| 456 | |
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| 457 | fpga_cluster.bdev->print_trace(); |
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| 458 | fpga_cluster.signal_vci_tgt_bdev.print_trace("[SIG]BDEV_0_0"); |
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| 459 | fpga_cluster.signal_vci_ini_bdev.print_trace("[SIG]BDEV_0_0"); |
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| 460 | } // end trace |
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| 461 | |
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| 462 | struct timeval t1,t2; |
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| 463 | if (gettimeofday(&t1, NULL) != 0) return EXIT_FAILURE; |
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| 464 | sc_start(sc_core::sc_time(simulation_period, SC_NS)); |
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| 465 | if (gettimeofday(&t2, NULL) != 0) return EXIT_FAILURE; |
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| 466 | |
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| 467 | // stats display |
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| 468 | if (!trace_ok) |
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| 469 | { |
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| 470 | uint64_t ms1 = (uint64_t)t1.tv_sec * 1000ULL + |
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| 471 | (uint64_t)t1.tv_usec / 1000; |
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| 472 | uint64_t ms2 = (uint64_t)t2.tv_sec * 1000ULL + |
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| 473 | (uint64_t)t2.tv_usec / 1000; |
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| 474 | std::cerr << "platform clock frequency " |
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| 475 | << (double) simulation_period / (double) (ms2 - ms1) |
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| 476 | << "Khz" << std::endl; |
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| 477 | } |
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| 478 | } |
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| 479 | |
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| 480 | return EXIT_SUCCESS; |
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| 481 | } |
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| 482 | |
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| 483 | void handler(int dummy = 0) |
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| 484 | { |
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| 485 | stop_called = true; |
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| 486 | sc_stop(); |
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| 487 | } |
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| 488 | |
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| 489 | void voidhandler(int dummy = 0) {} |
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| 490 | |
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| 491 | int sc_main (int argc, char *argv[]) |
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| 492 | { |
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| 493 | signal(SIGINT, handler); |
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| 494 | signal(SIGPIPE, voidhandler); |
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| 495 | |
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| 496 | try { |
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| 497 | return _main(argc, argv); |
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| 498 | } catch (std::exception &e) { |
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| 499 | std::cout << e.what() << std::endl; |
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| 500 | } catch (...) { |
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| 501 | std::cout << "Unknown exception occured" << std::endl; |
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| 502 | throw; |
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| 503 | } |
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| 504 | return 1; |
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| 505 | } |
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| 506 | |
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| 507 | |
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| 508 | // Local Variables: |
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| 509 | // tab-width: 4 |
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| 510 | // c-basic-offset: 4 |
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| 511 | // c-file-offsets:((innamespace . 0)(inline-open . 0)) |
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| 512 | // indent-tabs-mode: nil |
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| 513 | // End: |
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| 514 | |
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| 515 | // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 |
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