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fixed snoop forwarding bug and single bank support

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This commit is contained in:
Blaise Tine
2020-05-24 04:29:43 -04:00
parent 47ed6b18ff
commit a9f896b4f3
9 changed files with 17572 additions and 33364 deletions
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8
hw/simulate/simulator.cpp
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@@ -190,6 +190,10 @@ void Simulator::flush_caches(uint32_t mem_addr, uint32_t size) {
int pending_snp_reqs = 1;
#ifdef DBG_PRINT_CACHE_SNP
std::cout << timestamp << ": [sim] snp req: addr=" << std::hex << vortex_->snp_req_addr << std::dec << " tag=" << vortex_->snp_req_tag << " remain=" << (aligned_addr_end - vortex_->snp_req_addr - 1) << std::endl;
#endif
for (;;) {
this->step();
if (vortex_->snp_rsp_valid) {
@@ -200,12 +204,12 @@ void Simulator::flush_caches(uint32_t mem_addr, uint32_t size) {
#endif
}
if (vortex_->snp_req_valid && vortex_->snp_req_ready) {
if (vortex_->snp_req_addr < aligned_addr_end) {
if (vortex_->snp_req_addr + 1 < aligned_addr_end) {
vortex_->snp_req_addr += 1;
vortex_->snp_req_tag += 1;
++pending_snp_reqs;
#ifdef DBG_PRINT_CACHE_SNP
std::cout << timestamp << ": [sim] snp req: addr=" << vortex_->snp_req_addr << " tag=" << vortex_->snp_req_tag << " remain=" << (aligned_addr_end - vortex_->snp_req_addr) << std::endl;
std::cout << timestamp << ": [sim] snp req: addr=" << std::hex << vortex_->snp_req_addr << std::dec << " tag=" << vortex_->snp_req_tag << " remain=" << (aligned_addr_end - vortex_->snp_req_addr - 1) << std::endl;
#endif
} else {
vortex_->snp_req_valid = 0;