Get rid of MemIO in Top and replace with AXI throughout
This commit is contained in:
parent
032bdd0601
commit
9dabcab9c2
@ -69,10 +69,12 @@ int main(int argc, char** argv)
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srand(random_seed);
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tile.init(random_seed);
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uint64_t mem_width = tile.Top__io_mem_r_bits_data.width() / 8;
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// Instantiate and initialize main memory
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mm_t* mm = dramsim2 ? (mm_t*)(new mm_dramsim2_t) : (mm_t*)(new mm_magic_t);
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try {
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mm->init(memsz_mb*1024*1024, tile.Top__io_mem_resp_bits_data.width()/8, LINE_SIZE);
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mm->init(memsz_mb*1024*1024, mem_width, LINE_SIZE);
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}
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catch (const std::bad_alloc& e) {
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fprintf(stderr,
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@ -104,11 +106,19 @@ int main(int argc, char** argv)
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while (!htif->done() && trace_count < max_cycles && ret == 0)
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{
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tile.Top__io_mem_req_cmd_ready = LIT<1>(mm->req_cmd_ready());
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tile.Top__io_mem_req_data_ready = LIT<1>(mm->req_data_ready());
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tile.Top__io_mem_resp_valid = LIT<1>(mm->resp_valid());
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tile.Top__io_mem_resp_bits_tag = LIT<64>(mm->resp_tag());
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memcpy(tile.Top__io_mem_resp_bits_data.values, mm->resp_data(), tile.Top__io_mem_resp_bits_data.width()/8);
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tile.Top__io_mem_ar_ready = LIT<1>(mm->ar_ready());
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tile.Top__io_mem_aw_ready = LIT<1>(mm->aw_ready());
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tile.Top__io_mem_w_ready = LIT<1>(mm->w_ready());
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tile.Top__io_mem_b_valid = LIT<1>(mm->b_valid());
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tile.Top__io_mem_b_bits_resp = LIT<64>(mm->b_resp());
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tile.Top__io_mem_b_bits_id = LIT<64>(mm->b_id());
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tile.Top__io_mem_r_valid = LIT<1>(mm->r_valid());
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tile.Top__io_mem_r_bits_resp = LIT<64>(mm->r_resp());
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tile.Top__io_mem_r_bits_id = LIT<64>(mm->r_id());
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tile.Top__io_mem_r_bits_last = LIT<1>(mm->r_last());
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memcpy(tile.Top__io_mem_r_bits_data.values, mm->r_data(), mem_width);
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try {
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tile.clock_lo(LIT<1>(0));
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@ -119,15 +129,25 @@ int main(int argc, char** argv)
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}
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mm->tick(
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tile.Top__io_mem_req_cmd_valid.lo_word(),
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tile.Top__io_mem_req_cmd_bits_rw.lo_word(),
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tile.Top__io_mem_req_cmd_bits_addr.lo_word(),
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tile.Top__io_mem_req_cmd_bits_tag.lo_word(),
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tile.Top__io_mem_ar_valid.lo_word(),
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tile.Top__io_mem_ar_bits_addr.lo_word(),
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tile.Top__io_mem_ar_bits_id.lo_word(),
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tile.Top__io_mem_ar_bits_size.lo_word(),
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tile.Top__io_mem_ar_bits_len.lo_word(),
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tile.Top__io_mem_req_data_valid.lo_word(),
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tile.Top__io_mem_req_data_bits_data.values,
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tile.Top__io_mem_aw_valid.lo_word(),
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tile.Top__io_mem_aw_bits_addr.lo_word(),
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tile.Top__io_mem_aw_bits_id.lo_word(),
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tile.Top__io_mem_aw_bits_size.lo_word(),
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tile.Top__io_mem_aw_bits_len.lo_word(),
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tile.Top__io_mem_resp_ready.to_bool()
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tile.Top__io_mem_w_valid.lo_word(),
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tile.Top__io_mem_w_bits_strb.lo_word(),
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tile.Top__io_mem_w_bits_data.values,
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tile.Top__io_mem_w_bits_last.lo_word(),
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tile.Top__io_mem_r_ready.to_bool(),
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tile.Top__io_mem_b_ready.to_bool()
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);
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if (tile.Top__io_host_clk_edge.to_bool())
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119
csrc/mm.cc
119
csrc/mm.cc
@ -7,12 +7,38 @@
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#include <cstring>
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#include <cassert>
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void mm_t::write(uint64_t addr, uint8_t *data, uint64_t strb, uint64_t size)
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{
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if (addr > this->size) {
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fprintf(stderr, "Invalid write address %lx\n", addr);
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exit(EXIT_FAILURE);
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}
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uint8_t *base = this->data + addr;
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for (int i = 0; i < size; i++) {
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if (strb & 1)
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base[i] = data[i];
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strb >>= 1;
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}
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}
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std::vector<char> mm_t::read(uint64_t addr, uint64_t size)
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{
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if (addr > this->size) {
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fprintf(stderr, "Invalid read address %lx\n", addr);
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exit(EXIT_FAILURE);
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}
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uint8_t *base = this->data + addr;
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return std::vector<char>(base, base + size);
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}
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void mm_t::init(size_t sz, int wsz, int lsz)
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{
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assert(wsz > 0 && lsz > 0 && (lsz & (lsz-1)) == 0 && lsz % wsz == 0);
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word_size = wsz;
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line_size = lsz;
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data = new char[sz];
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data = new uint8_t[sz];
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size = sz;
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}
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@ -27,52 +53,67 @@ void mm_magic_t::init(size_t sz, int wsz, int lsz)
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dummy_data.resize(word_size);
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}
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void mm_magic_t::tick
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(
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bool req_cmd_val,
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bool req_cmd_store,
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uint64_t req_cmd_addr,
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uint64_t req_cmd_tag,
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bool req_data_val,
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void* req_data_bits,
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bool resp_rdy
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)
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void mm_magic_t::tick(
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bool ar_valid,
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uint64_t ar_addr,
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uint64_t ar_id,
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uint64_t ar_size,
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uint64_t ar_len,
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bool aw_valid,
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uint64_t aw_addr,
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uint64_t aw_id,
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uint64_t aw_size,
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uint64_t aw_len,
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bool w_valid,
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uint64_t w_strb,
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void *w_data,
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bool w_last,
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bool r_ready,
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bool b_ready)
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{
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bool req_cmd_fire = req_cmd_val && req_cmd_ready();
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bool req_data_fire = req_data_val && req_data_ready();
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bool resp_fire = resp_valid() && resp_rdy;
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assert(!(req_cmd_fire && req_data_fire));
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bool ar_fire = ar_valid && ar_ready();
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bool aw_fire = aw_valid && aw_ready();
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bool w_fire = w_valid && w_ready();
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bool r_fire = r_valid() && r_ready;
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bool b_fire = b_valid() && b_ready;
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if (resp_fire)
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resp.pop();
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if (ar_fire) {
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uint64_t word_size = (1 << ar_size);
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for (int i = 0; i <= ar_len; i++) {
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auto dat = read(ar_addr + i * word_size, word_size);
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rresp.push(mm_rresp_t(ar_id, dat, i == ar_len));
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}
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}
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if (req_data_fire)
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{
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memcpy(data + store_addr + store_count*word_size, req_data_bits, word_size);
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if (aw_fire) {
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store_addr = aw_addr;
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store_size = (1 << aw_size);
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store_id = aw_id;
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store_inflight = true;
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store_count = aw_len + 1;
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}
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store_count = (store_count + 1) % (line_size/word_size);
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if (store_count == 0)
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if (w_fire) {
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write(store_addr, (uint8_t *) w_data, w_strb, store_size);
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store_addr += store_size;
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store_count--;
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if (store_count == 0) {
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store_inflight = false;
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}
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if (req_cmd_fire)
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{
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auto byte_addr = req_cmd_addr * line_size;
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assert(byte_addr < size);
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if (req_cmd_store)
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{
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store_inflight = true;
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store_addr = byte_addr;
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}
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else for (int i = 0; i < line_size/word_size; i++)
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{
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auto base = data + byte_addr + i*word_size;
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auto dat = std::vector<char>(base, base + word_size);
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resp.push(std::make_pair(req_cmd_tag, dat));
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bresp.push(store_id);
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assert(w_last);
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}
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}
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if (b_fire)
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bresp.pop();
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if (r_fire)
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rresp.pop();
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cycle++;
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}
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122
csrc/mm.h
122
csrc/mm.h
@ -10,6 +10,9 @@
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const int LINE_SIZE = 64; // all cores assume this.
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const size_t MEM_SIZE = 1L * 1024*1024*1024;
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void write_masked_data(
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uint8_t *base, uint8_t *data, uint64_t strb, uint64_t size);
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class mm_t
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{
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public:
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@ -17,21 +20,39 @@ class mm_t
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virtual void init(size_t sz, int word_size, int line_size);
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virtual bool req_cmd_ready() = 0;
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virtual bool req_data_ready() = 0;
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virtual bool resp_valid() = 0;
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virtual uint64_t resp_tag() = 0;
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virtual void* resp_data() = 0;
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virtual bool ar_ready() = 0;
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virtual bool aw_ready() = 0;
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virtual bool w_ready() = 0;
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virtual bool b_valid() = 0;
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virtual uint64_t b_resp() = 0;
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virtual uint64_t b_id() = 0;
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virtual bool r_valid() = 0;
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virtual uint64_t r_resp() = 0;
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virtual uint64_t r_id() = 0;
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virtual void *r_data() = 0;
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virtual bool r_last() = 0;
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virtual void tick
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(
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bool req_cmd_val,
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bool req_cmd_store,
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uint64_t req_cmd_addr,
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uint64_t req_cmd_tag,
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bool req_data_val,
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void* req_data_bits,
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bool resp_rdy
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bool ar_valid,
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uint64_t ar_addr,
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uint64_t ar_id,
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uint64_t ar_size,
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uint64_t ar_len,
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bool aw_valid,
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uint64_t aw_addr,
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uint64_t aw_id,
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uint64_t aw_size,
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uint64_t aw_len,
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bool w_valid,
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uint64_t w_strb,
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void *w_data,
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bool w_last,
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bool r_ready,
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bool b_ready
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) = 0;
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virtual void* get_data() { return data; }
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@ -39,47 +60,92 @@ class mm_t
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virtual size_t get_word_size() { return word_size; }
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virtual size_t get_line_size() { return line_size; }
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void write(uint64_t addr, uint8_t *data, uint64_t strb, uint64_t size);
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std::vector<char> read(uint64_t addr, uint64_t size);
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virtual ~mm_t();
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protected:
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char* data;
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uint8_t* data;
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size_t size;
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int word_size;
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int line_size;
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};
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struct mm_rresp_t
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{
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uint64_t id;
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std::vector<char> data;
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bool last;
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mm_rresp_t(uint64_t id, std::vector<char> data, bool last)
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{
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this->id = id;
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this->data = data;
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this->last = last;
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}
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mm_rresp_t()
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{
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this->id = 0;
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this->last = false;
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}
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};
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class mm_magic_t : public mm_t
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{
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public:
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mm_magic_t() : store_inflight(false), store_count(0) {}
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mm_magic_t() : store_inflight(false) {}
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virtual void init(size_t sz, int word_size, int line_size);
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virtual bool req_cmd_ready() { return !store_inflight; }
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virtual bool req_data_ready() { return store_inflight; }
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virtual bool resp_valid() { return !resp.empty(); }
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virtual uint64_t resp_tag() { return resp_valid() ? resp.front().first : 0; }
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virtual void* resp_data() { return resp_valid() ? &resp.front().second[0] : &dummy_data[0]; }
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virtual bool ar_ready() { return true; }
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virtual bool aw_ready() { return !store_inflight; }
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virtual bool w_ready() { return store_inflight; }
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virtual bool b_valid() { return !bresp.empty(); }
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virtual uint64_t b_resp() { return 0; }
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virtual uint64_t b_id() { return b_valid() ? bresp.front() : 0; }
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virtual bool r_valid() { return !rresp.empty(); }
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virtual uint64_t r_resp() { return 0; }
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virtual uint64_t r_id() { return r_valid() ? rresp.front().id: 0; }
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virtual void *r_data() { return r_valid() ? &rresp.front().data[0] : &dummy_data[0]; }
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virtual bool r_last() { return r_valid() ? rresp.front().last : false; }
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virtual void tick
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(
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bool req_cmd_val,
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bool req_cmd_store,
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uint64_t req_cmd_addr,
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uint64_t req_cmd_tag,
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bool req_data_val,
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void* req_data_bits,
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bool resp_rdy
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bool ar_valid,
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uint64_t ar_addr,
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uint64_t ar_id,
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uint64_t ar_size,
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uint64_t ar_len,
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bool aw_valid,
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uint64_t aw_addr,
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uint64_t aw_id,
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uint64_t aw_size,
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uint64_t aw_len,
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bool w_valid,
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uint64_t w_strb,
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void *w_data,
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bool w_last,
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bool r_ready,
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bool b_ready
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);
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protected:
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bool store_inflight;
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int store_count;
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uint64_t store_addr;
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uint64_t store_id;
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uint64_t store_size;
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uint64_t store_count;
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std::vector<char> dummy_data;
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std::queue<uint64_t> bresp;
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std::queue<mm_rresp_t> rresp;
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uint64_t cycle;
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std::queue<std::pair<uint64_t, std::vector<char>>> resp;
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};
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void load_mem(void* mem, const char* fn);
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@ -17,27 +17,17 @@ using namespace DRAMSim;
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void mm_dramsim2_t::read_complete(unsigned id, uint64_t address, uint64_t clock_cycle)
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{
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assert(req.count(address));
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auto tag = req[address];
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req.erase(address);
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for (int i = 0; i < line_size/word_size; i++)
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{
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auto base = data + address + i*word_size;
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auto dat = std::vector<char>(base, base + word_size);
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resp.push(std::make_pair(tag, dat));
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auto req = rreq[address];
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for (int i = 0; i < req.len; i++) {
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auto dat = read(address + i * req.size, req.size);
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rresp.push(mm_rresp_t(req.id, dat, (i == req.len - 1)));
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}
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#ifdef DEBUG_DRAMSIM2
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fprintf(stderr, "[Callback] read complete: id=%d , addr=0x%lx , cycle=%lu\n", id, address, clock_cycle);
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#endif
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}
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void mm_dramsim2_t::write_complete(unsigned id, uint64_t address, uint64_t clock_cycle)
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{
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#ifdef DEBUG_DRAMSIM2
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fprintf(stderr, "[Callback] write complete: id=%d , addr=0x%lx , cycle=%lu\n", id, address, clock_cycle);
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#endif
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auto b_id = wreq[address];
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bresp.push(b_id);
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}
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void power_callback(double a, double b, double c, double d)
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@ -64,65 +54,65 @@ void mm_dramsim2_t::init(size_t sz, int wsz, int lsz)
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#endif
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}
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void mm_dramsim2_t::tick
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(
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bool req_cmd_val,
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bool req_cmd_store,
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uint64_t req_cmd_addr,
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uint64_t req_cmd_tag,
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bool req_data_val,
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void* req_data_bits,
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bool resp_rdy
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)
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void mm_dramsim2_t::tick(
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bool ar_valid,
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uint64_t ar_addr,
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uint64_t ar_id,
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uint64_t ar_size,
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uint64_t ar_len,
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bool aw_valid,
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uint64_t aw_addr,
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uint64_t aw_id,
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uint64_t aw_size,
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uint64_t aw_len,
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bool w_valid,
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uint64_t w_strb,
|
||||
void *w_data,
|
||||
bool w_last,
|
||||
|
||||
bool r_ready,
|
||||
bool b_ready)
|
||||
{
|
||||
bool req_cmd_fire = req_cmd_val && req_cmd_ready();
|
||||
bool req_data_fire = req_data_val && req_data_ready();
|
||||
bool resp_fire = resp_valid() && resp_rdy;
|
||||
assert(!(req_cmd_fire && req_data_fire));
|
||||
bool ar_fire = ar_valid && ar_ready();
|
||||
bool aw_fire = aw_valid && aw_ready();
|
||||
bool w_fire = w_valid && w_ready();
|
||||
bool r_fire = r_valid() && r_ready;
|
||||
bool b_fire = b_valid() && b_ready;
|
||||
|
||||
if (resp_fire)
|
||||
resp.pop();
|
||||
|
||||
if (req_cmd_fire)
|
||||
{
|
||||
// since the I$ can speculatively ask for address that are out of bounds
|
||||
auto byte_addr = (req_cmd_addr * line_size) % size;
|
||||
|
||||
if (req_cmd_store)
|
||||
{
|
||||
store_inflight = 1;
|
||||
store_addr = byte_addr;
|
||||
#ifdef DEBUG_DRAMSIM2
|
||||
fprintf(stderr, "Starting store transaction (addr=%lx ; tag=%ld ; cyc=%ld)\n", store_addr, req_cmd_tag, cycle);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
assert(!req.count(byte_addr));
|
||||
req[byte_addr] = req_cmd_tag;
|
||||
|
||||
mem->addTransaction(false, byte_addr);
|
||||
#ifdef DEBUG_DRAMSIM2
|
||||
fprintf(stderr, "Adding load transaction (addr=%lx; cyc=%ld)\n", byte_addr, cycle);
|
||||
#endif
|
||||
}
|
||||
if (ar_fire) {
|
||||
rreq[ar_addr] = mm_req_t(ar_id, 1 << ar_size, ar_len + 1, ar_addr);
|
||||
mem->addTransaction(false, ar_addr);
|
||||
}
|
||||
|
||||
if (req_data_fire)
|
||||
{
|
||||
memcpy(data + store_addr + store_count*word_size, req_data_bits, word_size);
|
||||
if (aw_fire) {
|
||||
store_addr = aw_addr;
|
||||
store_size = (1 << aw_size);
|
||||
store_id = aw_id;
|
||||
store_count = aw_len + 1;
|
||||
store_inflight = true;
|
||||
}
|
||||
|
||||
store_count = (store_count + 1) % (line_size/word_size);
|
||||
if (store_count == 0)
|
||||
{ // last chunch of cache line arrived.
|
||||
store_inflight = 0;
|
||||
if (w_fire) {
|
||||
write(store_addr, (uint8_t *) w_data, w_strb, store_size);
|
||||
store_addr += store_size;
|
||||
store_count--;
|
||||
|
||||
if (store_count == 0) {
|
||||
store_inflight = false;
|
||||
mem->addTransaction(true, store_addr);
|
||||
#ifdef DEBUG_DRAMSIM2
|
||||
fprintf(stderr, "Adding store transaction (addr=%lx; cyc=%ld)\n", store_addr, cycle);
|
||||
#endif
|
||||
wreq[store_addr] = store_id;
|
||||
assert(w_last);
|
||||
}
|
||||
}
|
||||
|
||||
if (b_fire)
|
||||
bresp.pop();
|
||||
|
||||
if (r_fire)
|
||||
rresp.pop();
|
||||
|
||||
mem->update();
|
||||
cycle++;
|
||||
}
|
||||
|
@ -9,28 +9,69 @@
|
||||
#include <queue>
|
||||
#include <stdint.h>
|
||||
|
||||
struct mm_req_t {
|
||||
uint64_t id;
|
||||
uint64_t size;
|
||||
uint64_t len;
|
||||
uint64_t addr;
|
||||
|
||||
mm_req_t(uint64_t id, uint64_t size, uint64_t len, uint64_t addr)
|
||||
{
|
||||
this->id = id;
|
||||
this->size = size;
|
||||
this->len = len;
|
||||
this->addr = addr;
|
||||
}
|
||||
|
||||
mm_req_t()
|
||||
{
|
||||
this->id = 0;
|
||||
this->size = 0;
|
||||
this->len = 0;
|
||||
this->addr = 0;
|
||||
}
|
||||
};
|
||||
|
||||
class mm_dramsim2_t : public mm_t
|
||||
{
|
||||
public:
|
||||
mm_dramsim2_t() : store_inflight(false), store_count(0) {}
|
||||
mm_dramsim2_t() : store_inflight(false) {}
|
||||
|
||||
virtual void init(size_t sz, int word_size, int line_size);
|
||||
|
||||
virtual bool req_cmd_ready() { return mem->willAcceptTransaction() && !store_inflight; }
|
||||
virtual bool req_data_ready() { return mem->willAcceptTransaction() && store_inflight; }
|
||||
virtual bool resp_valid() { return !resp.empty(); }
|
||||
virtual uint64_t resp_tag() { return resp_valid() ? resp.front().first : 0; }
|
||||
virtual void* resp_data() { return resp_valid() ? &resp.front().second[0] : &dummy_data[0]; }
|
||||
virtual bool ar_ready() { return mem->willAcceptTransaction(); }
|
||||
virtual bool aw_ready() { return mem->willAcceptTransaction() && !store_inflight; }
|
||||
virtual bool w_ready() { return store_inflight; }
|
||||
virtual bool b_valid() { return !bresp.empty(); }
|
||||
virtual uint64_t b_resp() { return 0; }
|
||||
virtual uint64_t b_id() { return b_valid() ? bresp.front() : 0; }
|
||||
virtual bool r_valid() { return !rresp.empty(); }
|
||||
virtual uint64_t r_resp() { return 0; }
|
||||
virtual uint64_t r_id() { return r_valid() ? rresp.front().id: 0; }
|
||||
virtual void *r_data() { return r_valid() ? &rresp.front().data[0] : &dummy_data[0]; }
|
||||
virtual bool r_last() { return r_valid() ? rresp.front().last : false; }
|
||||
|
||||
virtual void tick
|
||||
(
|
||||
bool req_cmd_val,
|
||||
bool req_cmd_store,
|
||||
uint64_t req_cmd_addr,
|
||||
uint64_t req_cmd_tag,
|
||||
bool req_data_val,
|
||||
void* req_data_bits,
|
||||
bool resp_rdy
|
||||
bool ar_valid,
|
||||
uint64_t ar_addr,
|
||||
uint64_t ar_id,
|
||||
uint64_t ar_size,
|
||||
uint64_t ar_len,
|
||||
|
||||
bool aw_valid,
|
||||
uint64_t aw_addr,
|
||||
uint64_t aw_id,
|
||||
uint64_t aw_size,
|
||||
uint64_t aw_len,
|
||||
|
||||
bool w_valid,
|
||||
uint64_t w_strb,
|
||||
void *w_data,
|
||||
bool w_last,
|
||||
|
||||
bool r_ready,
|
||||
bool b_ready
|
||||
);
|
||||
|
||||
|
||||
@ -39,12 +80,16 @@ class mm_dramsim2_t : public mm_t
|
||||
uint64_t cycle;
|
||||
|
||||
bool store_inflight;
|
||||
int store_count;
|
||||
uint64_t store_addr;
|
||||
uint64_t store_id;
|
||||
uint64_t store_size;
|
||||
uint64_t store_count;
|
||||
std::vector<char> dummy_data;
|
||||
std::queue<uint64_t> bresp;
|
||||
std::map<uint64_t, uint64_t> wreq;
|
||||
|
||||
std::map<uint64_t,uint64_t> req;
|
||||
std::queue<std::pair<uint64_t, std::vector<char>>> resp;
|
||||
std::map<uint64_t, mm_req_t> rreq;
|
||||
std::queue<mm_rresp_t> rresp;
|
||||
|
||||
void read_complete(unsigned id, uint64_t address, uint64_t clock_cycle);
|
||||
void write_complete(unsigned id, uint64_t address, uint64_t clock_cycle);
|
||||
|
101
csrc/vcs_main.cc
101
csrc/vcs_main.cc
@ -48,50 +48,95 @@ int main(int argc, char** argv)
|
||||
}
|
||||
|
||||
void memory_tick(
|
||||
vc_handle mem_req_val,
|
||||
vc_handle mem_req_rdy,
|
||||
vc_handle mem_req_store,
|
||||
vc_handle mem_req_addr,
|
||||
vc_handle mem_req_tag,
|
||||
vc_handle ar_valid,
|
||||
vc_handle ar_ready,
|
||||
vc_handle ar_addr,
|
||||
vc_handle ar_id,
|
||||
vc_handle ar_size,
|
||||
vc_handle ar_len,
|
||||
|
||||
vc_handle mem_req_data_val,
|
||||
vc_handle mem_req_data_rdy,
|
||||
vc_handle mem_req_data_bits,
|
||||
vc_handle aw_valid,
|
||||
vc_handle aw_ready,
|
||||
vc_handle aw_addr,
|
||||
vc_handle aw_id,
|
||||
vc_handle aw_size,
|
||||
vc_handle aw_len,
|
||||
|
||||
vc_handle mem_resp_val,
|
||||
vc_handle mem_resp_rdy,
|
||||
vc_handle mem_resp_tag,
|
||||
vc_handle mem_resp_data)
|
||||
vc_handle w_valid,
|
||||
vc_handle w_ready,
|
||||
vc_handle w_strb,
|
||||
vc_handle w_data,
|
||||
vc_handle w_last,
|
||||
|
||||
vc_handle r_valid,
|
||||
vc_handle r_ready,
|
||||
vc_handle r_resp,
|
||||
vc_handle r_id,
|
||||
vc_handle r_data,
|
||||
vc_handle r_last,
|
||||
|
||||
vc_handle b_valid,
|
||||
vc_handle b_ready,
|
||||
vc_handle b_resp,
|
||||
vc_handle b_id)
|
||||
{
|
||||
uint32_t req_data[mm->get_word_size()/sizeof(uint32_t)];
|
||||
uint32_t write_data[mm->get_word_size()/sizeof(uint32_t)];
|
||||
for (size_t i = 0; i < mm->get_word_size()/sizeof(uint32_t); i++)
|
||||
req_data[i] = vc_4stVectorRef(mem_req_data_bits)[i].d;
|
||||
write_data[i] = vc_4stVectorRef(w_data)[i].d;
|
||||
|
||||
vc_putScalar(mem_req_rdy, mm->req_cmd_ready());
|
||||
vc_putScalar(mem_req_data_rdy, mm->req_data_ready());
|
||||
vc_putScalar(mem_resp_val, mm->resp_valid());
|
||||
vc_putScalar(ar_ready, mm->ar_ready());
|
||||
vc_putScalar(aw_ready, mm->aw_ready());
|
||||
vc_putScalar(w_ready, mm->w_ready());
|
||||
vc_putScalar(b_valid, mm->b_valid());
|
||||
vc_putScalar(r_valid, mm->r_valid());
|
||||
vc_putScalar(r_last, mm->r_last());
|
||||
|
||||
vec32 d[mm->get_word_size()/sizeof(uint32_t)];
|
||||
|
||||
d[0].c = 0;
|
||||
d[0].d = mm->resp_tag();
|
||||
vc_put4stVector(mem_resp_tag, d);
|
||||
d[0].d = mm->b_resp();
|
||||
vc_put4stVector(b_resp, d);
|
||||
|
||||
d[0].c = 0;
|
||||
d[0].d = mm->b_id();
|
||||
vc_put4stVector(b_id, d);
|
||||
|
||||
d[0].c = 0;
|
||||
d[0].d = mm->r_resp();
|
||||
vc_put4stVector(r_resp, d);
|
||||
|
||||
d[0].c = 0;
|
||||
d[0].d = mm->r_id();
|
||||
vc_put4stVector(r_id, d);
|
||||
|
||||
for (size_t i = 0; i < mm->get_word_size()/sizeof(uint32_t); i++)
|
||||
{
|
||||
d[i].c = 0;
|
||||
d[i].d = ((uint32_t*)mm->resp_data())[i];
|
||||
d[i].d = ((uint32_t*)mm->r_data())[i];
|
||||
}
|
||||
vc_put4stVector(mem_resp_data, d);
|
||||
vc_put4stVector(r_data, d);
|
||||
|
||||
mm->tick
|
||||
(
|
||||
vc_getScalar(mem_req_val),
|
||||
vc_getScalar(mem_req_store),
|
||||
vc_4stVectorRef(mem_req_addr)->d,
|
||||
vc_4stVectorRef(mem_req_tag)->d,
|
||||
vc_getScalar(mem_req_data_val),
|
||||
req_data,
|
||||
vc_getScalar(mem_resp_rdy)
|
||||
vc_getScalar(ar_valid),
|
||||
vc_4stVectorRef(ar_addr)->d,
|
||||
vc_4stVectorRef(ar_id)->d,
|
||||
vc_4stVectorRef(ar_size)->d,
|
||||
vc_4stVectorRef(ar_len)->d,
|
||||
|
||||
vc_getScalar(aw_valid),
|
||||
vc_4stVectorRef(aw_addr)->d,
|
||||
vc_4stVectorRef(aw_id)->d,
|
||||
vc_4stVectorRef(aw_size)->d,
|
||||
vc_4stVectorRef(aw_len)->d,
|
||||
|
||||
vc_getScalar(w_valid),
|
||||
vc_4stVectorRef(w_strb)->d,
|
||||
write_data,
|
||||
vc_getScalar(w_last),
|
||||
|
||||
vc_getScalar(r_ready),
|
||||
vc_getScalar(b_ready)
|
||||
);
|
||||
}
|
||||
|
||||
|
@ -52,13 +52,13 @@ VCS_OPTS = -notice -line +lint=all,noVCDE,noONGS,noUI -error=PCWM-L -timescale=1
|
||||
# Build the simulator
|
||||
#--------------------------------------------------------------------
|
||||
|
||||
simv = $(sim_dir)/simv-$(CONFIG)
|
||||
simv = $(sim_dir)/simv-$(MODEL)-$(CONFIG)
|
||||
$(simv) : $(sim_vsrcs) $(sim_csrcs) $(sim_dir)/libdramsim.a
|
||||
cd $(sim_dir) && \
|
||||
$(VCS) $(VCS_OPTS) -o $(simv) \
|
||||
-debug_pp \
|
||||
|
||||
simv_debug = $(sim_dir)/simv-$(CONFIG)-debug
|
||||
simv_debug = $(sim_dir)/simv-$(MODEL)-$(CONFIG)-debug
|
||||
$(simv_debug) : $(sim_vsrcs) $(sim_csrcs) $(sim_dir)/libdramsim.a
|
||||
cd $(sim_dir) && \
|
||||
$(VCS) $(VCS_OPTS) -o $(simv_debug) \
|
||||
|
@ -40,20 +40,22 @@ class DefaultConfig extends Config (
|
||||
case PPNBits => site(PAddrBits) - site(PgIdxBits)
|
||||
case VAddrBits => site(VPNBits) + site(PgIdxBits)
|
||||
case ASIdBits => 7
|
||||
case MIFTagBits => Dump("MEM_TAG_BITS",
|
||||
// Bits needed at the L2 agent
|
||||
log2Up(site(NAcquireTransactors)+2) +
|
||||
// Bits added by NASTI interconnect
|
||||
log2Up(site(NMemoryChannels) * site(NBanksPerMemoryChannel) + 1) +
|
||||
// Bits added by final arbiter (not needed if true multichannel memory)
|
||||
log2Up(site(NMemoryChannels)))
|
||||
case MIFDataBits => Dump("MEM_DATA_BITS", 128)
|
||||
case MIFAddrBits => Dump("MEM_ADDR_BITS", site(PAddrBits) - site(CacheBlockOffsetBits))
|
||||
case MIFTagBits => // Bits needed at the L2 agent
|
||||
log2Up(site(NAcquireTransactors)+2) +
|
||||
// Bits added by NASTI interconnect
|
||||
log2Up(site(NMemoryChannels) * site(NBanksPerMemoryChannel) + 1) +
|
||||
// Bits added by final arbiter (not needed if true multichannel memory)
|
||||
log2Up(site(NMemoryChannels))
|
||||
case MIFDataBits => 64
|
||||
case MIFAddrBits => site(PAddrBits) - site(CacheBlockOffsetBits)
|
||||
case MIFDataBeats => site(CacheBlockBytes) * 8 / site(MIFDataBits)
|
||||
case NastiKey => NastiParameters(
|
||||
dataBits = site(MIFDataBits),
|
||||
addrBits = site(PAddrBits),
|
||||
idBits = site(MIFTagBits))
|
||||
case NastiKey => {
|
||||
Dump("MEM_STRB_BITS", site(MIFDataBits) / 8)
|
||||
NastiParameters(
|
||||
dataBits = Dump("MEM_DATA_BITS", site(MIFDataBits)),
|
||||
addrBits = Dump("MEM_ADDR_BITS", site(PAddrBits)),
|
||||
idBits = Dump("MEM_ID_BITS", site(MIFTagBits)))
|
||||
}
|
||||
//Params used by all caches
|
||||
case NSets => findBy(CacheName)
|
||||
case NWays => findBy(CacheName)
|
||||
|
@ -68,7 +68,7 @@ class BasicTopIO(implicit val p: Parameters) extends ParameterizedBundle()(p)
|
||||
}
|
||||
|
||||
class TopIO(implicit p: Parameters) extends BasicTopIO()(p) {
|
||||
val mem = new MemIO
|
||||
val mem = new NastiIO
|
||||
}
|
||||
|
||||
class MultiChannelTopIO(implicit p: Parameters) extends BasicTopIO()(p) {
|
||||
@ -96,15 +96,19 @@ class Top(topParams: Parameters) extends Module with HasTopLevelParameters {
|
||||
|
||||
val temp = Module(new MultiChannelTop)
|
||||
val arb = Module(new NastiArbiter(nMemChannels))
|
||||
val conv = Module(new MemIONastiIOConverter(p(CacheBlockOffsetBits)))
|
||||
arb.io.master <> temp.io.mem
|
||||
conv.io.nasti <> arb.io.slave
|
||||
io.mem.req_cmd <> Queue(conv.io.mem.req_cmd)
|
||||
io.mem.req_data <> Queue(conv.io.mem.req_data, mifDataBeats)
|
||||
conv.io.mem.resp <> Queue(io.mem.resp, mifDataBeats)
|
||||
io.mem.ar <> Queue(arb.io.slave.ar)
|
||||
io.mem.aw <> Queue(arb.io.slave.aw)
|
||||
io.mem.w <> Queue(arb.io.slave.w)
|
||||
arb.io.slave.r <> Queue(io.mem.r)
|
||||
arb.io.slave.b <> Queue(io.mem.b)
|
||||
io.mem_backup_ctrl <> temp.io.mem_backup_ctrl
|
||||
io.host <> temp.io.host
|
||||
|
||||
// Memory cache type should be normal non-cacheable bufferable
|
||||
io.mem.ar.bits.cache := UInt("b0011")
|
||||
io.mem.aw.bits.cache := UInt("b0011")
|
||||
|
||||
// tie off the mmio port
|
||||
val errslave = Module(new NastiErrorSlave)
|
||||
errslave.io <> temp.io.mmio
|
||||
|
@ -23,22 +23,39 @@ extern "A" void htif_tick
|
||||
|
||||
extern "A" void memory_tick
|
||||
(
|
||||
input reg mem_req_valid,
|
||||
output reg mem_req_ready,
|
||||
input reg mem_req_store,
|
||||
input reg [`MEM_ADDR_BITS-1:0] mem_req_bits_addr,
|
||||
input reg [`MEM_TAG_BITS-1:0] mem_req_bits_tag,
|
||||
input reg ar_valid,
|
||||
output reg ar_ready,
|
||||
input reg [`MEM_ADDR_BITS-1:0] ar_addr,
|
||||
input reg [`MEM_ID_BITS-1:0] ar_id,
|
||||
input reg [2:0] ar_size,
|
||||
input reg [7:0] ar_len,
|
||||
|
||||
input reg mem_req_data_valid,
|
||||
output reg mem_req_data_ready,
|
||||
input reg [`MEM_DATA_BITS-1:0] mem_req_data_bits,
|
||||
|
||||
output reg mem_resp_valid,
|
||||
input reg mem_resp_ready,
|
||||
output reg [`MEM_TAG_BITS-1:0] mem_resp_bits_tag,
|
||||
output reg [`MEM_DATA_BITS-1:0] mem_resp_bits_data
|
||||
input reg aw_valid,
|
||||
output reg aw_ready,
|
||||
input reg [`MEM_ADDR_BITS-1:0] aw_addr,
|
||||
input reg [`MEM_ID_BITS-1:0] aw_id,
|
||||
input reg [2:0] aw_size,
|
||||
input reg [7:0] aw_len,
|
||||
|
||||
input reg w_valid,
|
||||
output reg w_ready,
|
||||
input reg [`MEM_STRB_BITS-1:0] w_strb,
|
||||
input reg [`MEM_DATA_BITS-1:0] w_data,
|
||||
input reg w_last,
|
||||
|
||||
output reg r_valid,
|
||||
input reg r_ready,
|
||||
output reg [1:0] r_resp,
|
||||
output reg [`MEM_ID_BITS-1:0] r_id,
|
||||
output reg [`MEM_DATA_BITS-1:0] r_data,
|
||||
output reg r_last,
|
||||
|
||||
output reg b_valid,
|
||||
input reg b_ready,
|
||||
output reg [1:0] b_resp,
|
||||
output reg [`MEM_ID_BITS-1:0] b_id
|
||||
);
|
||||
|
||||
|
||||
module rocketTestHarness;
|
||||
|
||||
reg [31:0] seed;
|
||||
@ -47,33 +64,51 @@ module rocketTestHarness;
|
||||
//-----------------------------------------------
|
||||
// Instantiate the processor
|
||||
|
||||
reg clk = 0;
|
||||
reg reset = 1;
|
||||
reg clk = 1'b0;
|
||||
reg reset = 1'b1;
|
||||
reg r_reset;
|
||||
reg start = 0;
|
||||
reg start = 1'b0;
|
||||
|
||||
always #`CLOCK_PERIOD clk = ~clk;
|
||||
|
||||
wire mem_req_valid;
|
||||
reg mem_req_ready;
|
||||
wire mem_req_bits_rw;
|
||||
wire [`MEM_ADDR_BITS-1:0] mem_req_bits_addr;
|
||||
wire [`MEM_TAG_BITS-1:0] mem_req_bits_tag;
|
||||
wire ar_valid;
|
||||
reg ar_ready;
|
||||
wire [`MEM_ADDR_BITS-1:0] ar_addr;
|
||||
wire [`MEM_ID_BITS-1:0] ar_id;
|
||||
wire [2:0] ar_size;
|
||||
wire [7:0] ar_len;
|
||||
|
||||
wire mem_req_data_valid;
|
||||
reg mem_req_data_ready;
|
||||
wire [`MEM_DATA_BITS-1:0] mem_req_data_bits;
|
||||
wire aw_valid;
|
||||
reg aw_ready;
|
||||
wire [`MEM_ADDR_BITS-1:0] aw_addr;
|
||||
wire [`MEM_ID_BITS-1:0] aw_id;
|
||||
wire [2:0] aw_size;
|
||||
wire [7:0] aw_len;
|
||||
|
||||
reg mem_resp_valid;
|
||||
wire mem_resp_ready;
|
||||
reg [`MEM_TAG_BITS-1:0] mem_resp_bits_tag;
|
||||
reg [`MEM_DATA_BITS-1:0] mem_resp_bits_data;
|
||||
wire w_valid;
|
||||
reg w_ready;
|
||||
wire [`MEM_STRB_BITS-1:0] w_strb;
|
||||
wire [`MEM_DATA_BITS-1:0] w_data;
|
||||
wire w_last;
|
||||
|
||||
reg r_valid;
|
||||
wire r_ready;
|
||||
reg [1:0] r_resp;
|
||||
reg [`MEM_ID_BITS-1:0] r_id;
|
||||
reg [`MEM_DATA_BITS-1:0] r_data;
|
||||
reg r_last;
|
||||
|
||||
reg b_valid;
|
||||
wire b_ready;
|
||||
reg [1:0] b_resp;
|
||||
reg [`MEM_ID_BITS-1:0] b_id;
|
||||
|
||||
reg htif_out_ready;
|
||||
wire htif_in_valid;
|
||||
wire [`HTIF_WIDTH-1:0] htif_in_bits;
|
||||
wire htif_in_ready, htif_out_valid;
|
||||
wire [`HTIF_WIDTH-1:0] htif_out_bits;
|
||||
wire htif_out_stats;
|
||||
|
||||
wire mem_bk_in_valid;
|
||||
wire mem_bk_out_valid;
|
||||
@ -91,25 +126,47 @@ module rocketTestHarness;
|
||||
|
||||
wire htif_out_stats_delay; assign #0.1 htif_out_stats = htif_out_stats_delay;
|
||||
|
||||
wire mem_req_valid_delay; assign #0.1 mem_req_valid = mem_req_valid_delay;
|
||||
wire #0.1 mem_req_ready_delay = mem_req_ready;
|
||||
wire [`MEM_TAG_BITS-1:0] mem_req_bits_tag_delay; assign #0.1 mem_req_bits_tag = mem_req_bits_tag_delay;
|
||||
wire [`MEM_ADDR_BITS-1:0] mem_req_bits_addr_delay; assign #0.1 mem_req_bits_addr = mem_req_bits_addr_delay;
|
||||
wire mem_req_bits_rw_delay; assign #0.1 mem_req_bits_rw = mem_req_bits_rw_delay;
|
||||
wire ar_valid_delay; assign #0.1 ar_valid = ar_valid_delay;
|
||||
wire #0.1 ar_ready_delay = ar_ready;
|
||||
wire [`MEM_ADDR_BITS-1:0] ar_addr_delay; assign #0.1 ar_addr = ar_addr_delay;
|
||||
wire [`MEM_ID_BITS-1:0] ar_id_delay; assign #0.1 ar_id = ar_id_delay;
|
||||
wire [2:0] ar_size_delay; assign #0.1 ar_size = ar_size_delay;
|
||||
wire [7:0] ar_len_delay; assign #0.1 ar_len = ar_len_delay;
|
||||
|
||||
wire mem_req_data_valid_delay; assign #0.1 mem_req_data_valid = mem_req_data_valid_delay;
|
||||
wire #0.1 mem_req_data_ready_delay = mem_req_data_ready;
|
||||
wire [`MEM_DATA_BITS-1:0] mem_req_data_bits_delay; assign #0.1 mem_req_data_bits = mem_req_data_bits_delay;
|
||||
wire aw_valid_delay; assign #0.1 aw_valid = aw_valid_delay;
|
||||
wire #0.1 aw_ready_delay = aw_ready;
|
||||
wire [`MEM_ADDR_BITS-1:0] aw_addr_delay; assign #0.1 aw_addr = aw_addr_delay;
|
||||
wire [`MEM_ID_BITS-1:0] aw_id_delay; assign #0.1 aw_id = aw_id_delay;
|
||||
wire [2:0] aw_size_delay; assign #0.1 aw_size = aw_size_delay;
|
||||
wire [7:0] aw_len_delay; assign #0.1 aw_len = aw_len_delay;
|
||||
|
||||
wire #0.1 mem_resp_valid_delay = mem_resp_valid;
|
||||
wire mem_resp_ready_delay; assign #0.1 mem_resp_ready = mem_resp_ready_delay;
|
||||
wire [`MEM_TAG_BITS-1:0] #0.1 mem_resp_bits_tag_delay = mem_resp_bits_tag;
|
||||
wire [`MEM_DATA_BITS-1:0] #0.1 mem_resp_bits_data_delay = mem_resp_bits_data;
|
||||
wire w_valid_delay; assign #0.1 w_valid = w_valid_delay;
|
||||
wire #0.1 w_ready_delay = w_ready;
|
||||
wire [`MEM_STRB_BITS-1:0] w_strb_delay; assign #0.1 w_strb = w_strb_delay;
|
||||
wire [`MEM_DATA_BITS-1:0] w_data_delay; assign #0.1 w_data = w_data_delay;
|
||||
wire w_last_delay; assign #0.1 w_last = w_last_delay;
|
||||
|
||||
wire #0.1 r_valid_delay = r_valid;
|
||||
wire r_ready_delay; assign #0.1 r_ready = r_ready_delay;
|
||||
wire [1:0] #0.1 r_resp_delay = r_resp;
|
||||
wire [`MEM_ID_BITS-1:0] #0.1 r_id_delay = r_id;
|
||||
wire [`MEM_DATA_BITS-1:0] #0.1 r_data_delay = r_data;
|
||||
wire #0.1 r_last_delay = r_last;
|
||||
|
||||
wire #0.1 b_valid_delay = b_valid;
|
||||
wire b_ready_delay; assign #0.1 b_ready = b_ready_delay;
|
||||
wire [1:0] #0.1 b_resp_delay = b_resp;
|
||||
wire [`MEM_ID_BITS-1:0] #0.1 b_id_delay = b_id;
|
||||
|
||||
wire #0.1 mem_bk_out_ready_delay = mem_bk_out_ready;
|
||||
wire #0.1 mem_bk_in_valid_delay = mem_bk_in_valid;
|
||||
wire mem_bk_out_valid_delay; assign #0.1 mem_bk_out_valid = mem_bk_out_valid_delay;
|
||||
|
||||
`ifdef FPGA
|
||||
assign mem_bk_out_valid_delay = 1'b0;
|
||||
assign htif_out_stats_delay = 1'b0;
|
||||
`endif
|
||||
|
||||
Top dut
|
||||
(
|
||||
.clk(clk),
|
||||
@ -131,26 +188,69 @@ module rocketTestHarness;
|
||||
.io_mem_backup_ctrl_en(1'b1),
|
||||
`else
|
||||
.io_mem_backup_ctrl_en(1'b0),
|
||||
`endif
|
||||
`endif // MEM_BACKUP_EN
|
||||
.io_mem_backup_ctrl_in_valid(mem_bk_in_valid_delay),
|
||||
.io_mem_backup_ctrl_out_ready(mem_bk_out_ready_delay),
|
||||
.io_mem_backup_ctrl_out_valid(mem_bk_out_valid_delay),
|
||||
`endif
|
||||
`else
|
||||
.io_host_clk (),
|
||||
.io_host_clk_edge (),
|
||||
.io_host_debug_stats_csr (),
|
||||
|
||||
.io_mem_req_cmd_valid(mem_req_valid_delay),
|
||||
.io_mem_req_cmd_ready(mem_req_ready_delay),
|
||||
.io_mem_req_cmd_bits_rw(mem_req_bits_rw_delay),
|
||||
.io_mem_req_cmd_bits_addr(mem_req_bits_addr_delay),
|
||||
.io_mem_req_cmd_bits_tag(mem_req_bits_tag_delay),
|
||||
.io_mem_backup_ctrl_en (1'b0),
|
||||
.io_mem_backup_ctrl_in_valid (1'b0),
|
||||
.io_mem_backup_ctrl_out_ready (1'b0),
|
||||
.io_mem_backup_ctrl_out_valid (),
|
||||
`endif // FPGA
|
||||
|
||||
.io_mem_req_data_valid(mem_req_data_valid_delay),
|
||||
.io_mem_req_data_ready(mem_req_data_ready_delay),
|
||||
.io_mem_req_data_bits_data(mem_req_data_bits_delay),
|
||||
.io_mem_ar_valid (ar_valid_delay),
|
||||
.io_mem_ar_ready (ar_ready_delay),
|
||||
.io_mem_ar_bits_addr (ar_addr_delay),
|
||||
.io_mem_ar_bits_id (ar_id_delay),
|
||||
.io_mem_ar_bits_size (ar_size_delay),
|
||||
.io_mem_ar_bits_len (ar_len_delay),
|
||||
.io_mem_ar_bits_burst (),
|
||||
.io_mem_ar_bits_lock (),
|
||||
.io_mem_ar_bits_cache (),
|
||||
.io_mem_ar_bits_prot (),
|
||||
.io_mem_ar_bits_qos (),
|
||||
.io_mem_ar_bits_region (),
|
||||
.io_mem_ar_bits_user (),
|
||||
|
||||
.io_mem_resp_valid(mem_resp_valid_delay),
|
||||
.io_mem_resp_ready(mem_resp_ready_delay),
|
||||
.io_mem_resp_bits_tag(mem_resp_bits_tag_delay),
|
||||
.io_mem_resp_bits_data(mem_resp_bits_data_delay)
|
||||
.io_mem_aw_valid (aw_valid_delay),
|
||||
.io_mem_aw_ready (aw_ready_delay),
|
||||
.io_mem_aw_bits_addr (aw_addr_delay),
|
||||
.io_mem_aw_bits_id (aw_id_delay),
|
||||
.io_mem_aw_bits_size (aw_size_delay),
|
||||
.io_mem_aw_bits_len (aw_len_delay),
|
||||
.io_mem_aw_bits_burst (),
|
||||
.io_mem_aw_bits_lock (),
|
||||
.io_mem_aw_bits_cache (),
|
||||
.io_mem_aw_bits_prot (),
|
||||
.io_mem_aw_bits_qos (),
|
||||
.io_mem_aw_bits_region (),
|
||||
.io_mem_aw_bits_user (),
|
||||
|
||||
.io_mem_w_valid (w_valid_delay),
|
||||
.io_mem_w_ready (w_ready_delay),
|
||||
.io_mem_w_bits_strb (w_strb_delay),
|
||||
.io_mem_w_bits_data (w_data_delay),
|
||||
.io_mem_w_bits_last (w_last_delay),
|
||||
.io_mem_w_bits_user (),
|
||||
|
||||
.io_mem_r_valid (r_valid_delay),
|
||||
.io_mem_r_ready (r_ready_delay),
|
||||
.io_mem_r_bits_resp (r_resp_delay),
|
||||
.io_mem_r_bits_id (r_id_delay),
|
||||
.io_mem_r_bits_data (r_data_delay),
|
||||
.io_mem_r_bits_last (r_last_delay),
|
||||
.io_mem_r_bits_user (1'b0),
|
||||
|
||||
.io_mem_b_valid (b_valid_delay),
|
||||
.io_mem_b_ready (b_ready_delay),
|
||||
.io_mem_b_bits_resp (b_resp_delay),
|
||||
.io_mem_b_bits_id (b_id_delay),
|
||||
.io_mem_b_bits_user (1'b0)
|
||||
);
|
||||
|
||||
`ifdef FPGA
|
||||
@ -165,40 +265,63 @@ module rocketTestHarness;
|
||||
r_reset <= reset;
|
||||
if (reset || r_reset)
|
||||
begin
|
||||
mem_req_ready <= 0;
|
||||
mem_req_data_ready <= 0;
|
||||
mem_resp_valid <= 0;
|
||||
mem_resp_bits_tag <= 0;
|
||||
mem_resp_bits_data <= 0;
|
||||
ar_ready <= 1'b0;
|
||||
aw_ready <= 1'b0;
|
||||
w_ready <= 1'b0;
|
||||
r_valid <= 1'b0;
|
||||
r_resp <= 2'b0;
|
||||
r_id <= {`MEM_ID_BITS {1'b0}};
|
||||
r_data <= {`MEM_DATA_BITS {1'b0}};
|
||||
r_last <= 1'b0;
|
||||
b_valid <= 1'b0;
|
||||
b_resp <= 2'b0;
|
||||
b_id <= {`MEM_ID_BITS {1'b0}};
|
||||
end
|
||||
else
|
||||
begin
|
||||
memory_tick
|
||||
(
|
||||
mem_req_valid,
|
||||
mem_req_ready,
|
||||
mem_req_bits_rw,
|
||||
mem_req_bits_addr,
|
||||
mem_req_bits_tag,
|
||||
ar_valid,
|
||||
ar_ready,
|
||||
ar_addr,
|
||||
ar_id,
|
||||
ar_size,
|
||||
ar_len,
|
||||
|
||||
mem_req_data_valid,
|
||||
mem_req_data_ready,
|
||||
mem_req_data_bits,
|
||||
|
||||
mem_resp_valid,
|
||||
mem_resp_ready,
|
||||
mem_resp_bits_tag,
|
||||
mem_resp_bits_data
|
||||
aw_valid,
|
||||
aw_ready,
|
||||
aw_addr,
|
||||
aw_id,
|
||||
aw_size,
|
||||
aw_len,
|
||||
|
||||
w_valid,
|
||||
w_ready,
|
||||
w_strb,
|
||||
w_data,
|
||||
w_last,
|
||||
|
||||
r_valid,
|
||||
r_ready,
|
||||
r_resp,
|
||||
r_id,
|
||||
r_data,
|
||||
r_last,
|
||||
|
||||
b_valid,
|
||||
b_ready,
|
||||
b_resp,
|
||||
b_id
|
||||
);
|
||||
end
|
||||
end
|
||||
|
||||
wire mem_bk_req_valid, mem_bk_req_rw, mem_bk_req_data_valid;
|
||||
wire [`MEM_TAG_BITS-1:0] mem_bk_req_tag;
|
||||
wire [`MEM_ID_BITS-1:0] mem_bk_req_tag;
|
||||
wire [`MEM_ADDR_BITS-1:0] mem_bk_req_addr;
|
||||
wire [`MEM_DATA_BITS-1:0] mem_bk_req_data_bits;
|
||||
wire mem_bk_req_ready, mem_bk_req_data_ready, mem_bk_resp_valid;
|
||||
wire [`MEM_TAG_BITS-1:0] mem_bk_resp_tag;
|
||||
wire [`MEM_ID_BITS-1:0] mem_bk_resp_tag;
|
||||
wire [`MEM_DATA_BITS-1:0] mem_bk_resp_data;
|
||||
|
||||
`ifdef MEM_BACKUP_EN
|
||||
@ -251,15 +374,16 @@ module rocketTestHarness;
|
||||
);
|
||||
`else
|
||||
// set dessert outputs to zero when !backupmem_en
|
||||
assign mem_bk_out_ready = 0;
|
||||
assign mem_bk_in_valid = 0;
|
||||
assign mem_in_bits = 0;
|
||||
assign mem_bk_req_valid = 0;
|
||||
assign mem_bk_req_addr = 0;
|
||||
assign mem_bk_req_rw = 0;
|
||||
assign mem_bk_req_tag = 0;
|
||||
assign mem_bk_req_data_valid = 0;
|
||||
assign mem_bk_req_data_bits = 0;
|
||||
assign mem_bk_out_ready = 1'b0;
|
||||
assign mem_bk_in_valid = 1'b0;
|
||||
assign mem_in_bits = {`HTIF_WIDTH {1'b0}};
|
||||
assign mem_bk_req_valid = 1'b0;
|
||||
assign mem_bk_req_ready = 1'b0;
|
||||
assign mem_bk_req_addr = {`MEM_ADDR_BITS {1'b0}};
|
||||
assign mem_bk_req_rw = 1'b0;
|
||||
assign mem_bk_req_tag = {`MEM_ID_BITS {1'b0}};
|
||||
assign mem_bk_req_data_valid = 1'b0;
|
||||
assign mem_bk_req_data_bits = 16'd0;
|
||||
`endif
|
||||
|
||||
reg htif_in_valid_premux;
|
||||
@ -392,13 +516,13 @@ module rocketTestHarness;
|
||||
begin
|
||||
$fdisplay(stderr, "*** FAILED *** (%s) after %d simulation cycles", reason, trace_count);
|
||||
`VCDPLUSCLOSE
|
||||
htif_fini(1);
|
||||
htif_fini(1'b1);
|
||||
end
|
||||
|
||||
if (exit == 1)
|
||||
begin
|
||||
`VCDPLUSCLOSE
|
||||
htif_fini(0);
|
||||
htif_fini(1'b0);
|
||||
end
|
||||
end
|
||||
|
||||
@ -430,9 +554,24 @@ module rocketTestHarness;
|
||||
|
||||
always @(posedge clk)
|
||||
begin
|
||||
if (verbose && mem_req_valid && mem_req_ready)
|
||||
if (verbose)
|
||||
begin
|
||||
$fdisplay(stderr, "MC: rw=%d addr=%x", mem_req_bits_rw, {mem_req_bits_addr,6'd0});
|
||||
if (ar_valid && ar_ready)
|
||||
begin
|
||||
$fdisplay(stderr, "MC: ar addr=%x", ar_addr);
|
||||
end
|
||||
if (aw_valid && aw_ready)
|
||||
begin
|
||||
$fdisplay(stderr, "MC: aw addr=%x", aw_addr);
|
||||
end
|
||||
if (w_valid && w_ready)
|
||||
begin
|
||||
$fdisplay(stderr, "MC: w data=%x", w_data);
|
||||
end
|
||||
if (r_valid && r_ready)
|
||||
begin
|
||||
$fdisplay(stderr, "MC: r data=%x", r_data);
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user