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successfully invalidate req after empty

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This commit is contained in:
trmontgomery
2020-07-18 19:54:43 -04:00
parent 8ffc65f22f
commit 9ed2012b12
2 changed files with 5 additions and 77 deletions
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56
hw/unit_tests/cache/cachesim.cpp vendored
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@@ -77,20 +77,11 @@ void CacheSim::run(){
#ifndef NDEBUG
std::cout << timestamp << ": [sim] run()" << std::endl;
#endif
// reset the device
this->reset();
this->step();
// execute program
while (!core_req_vec_.empty()) {
for(int i = 0; i < 10; ++i){
if(i == 1){
this->clear_req(); //invalidate reqs
}
for(int i = 0; i < 1000; ++i){ //should be while requests aren't responded to
this->step();
}
}
}
@@ -111,49 +102,11 @@ bool CacheSim::get_core_rsp_ready(){
return cache_->core_rsp_ready;
}
void CacheSim::set_core_req(){
cache_->core_req_valid = 0xf;
cache_->core_req_rw = 0xf;
cache_->core_req_byteen = 0xffff;
cache_->core_req_addr[0] = 0x00;
cache_->core_req_addr[1] = 0xab;
cache_->core_req_addr[2] = 0xcd;
cache_->core_req_addr[3] = 0xe1;
cache_->core_req_data[0] = 0xffffffff;
cache_->core_req_data[1] = 0x11111111;
cache_->core_req_data[2] = 0x22222222;
cache_->core_req_data[3] = 0x33333333;
cache_->core_req_tag = 0xff;
}
void CacheSim::set_core_req2(){
cache_->core_req_valid = 0xf; //b1000
cache_->core_req_rw = 0x0; //b0000
cache_->core_req_byteen = 0xffff;
cache_->core_req_addr[0] = 0x00;
cache_->core_req_addr[1] = 0xab;
cache_->core_req_addr[2] = 0xcd;
cache_->core_req_addr[3] = 0xe1;
cache_->core_req_data[0] = 0x1111111;
cache_->core_req_data[1] = 0x4444444;
cache_->core_req_data[2] = 0x5555555;
cache_->core_req_data[3] = 0x6666666;
cache_->core_req_tag = 0xff;
}
void CacheSim::eval_reqs(){
//check to see if cache is accepting reqs
if(!core_req_vec_.empty() && cache_->core_req_ready){
core_req_t *req = core_req_vec_.front();
std::cout << "Display Req Data Contents " << std::endl;
std::cout << std::hex << "Data[0]: " << req->data[0] << std::endl;
std::cout << std::hex << "Data[1]: " << req->data[1] << std::endl;
std::cout << std::hex << "Data[2]: " << req->data[2] << std::endl;
std::cout << std::hex << "Data[3]: " << req->data[3] << std::endl;
cache_->core_req_valid = req->valid;
cache_->core_req_rw = req->rw;
cache_->core_req_byteen = req->byteen;
@@ -170,12 +123,9 @@ void CacheSim::eval_reqs(){
cache_->core_req_tag = req->tag;
std::cout << "Display Cache Data inputs: " << std::endl;
get_core_req();
core_req_vec_.pop();
std::cout << "Req Popped" << std::endl;
} else {
clear_req();
}
}