Hardware/litex
1
0
Fork 0
mirror of https://github.com/enjoy-digital/litex.git synced 2025-01-04 09:52:26 -05:00
Code Issues Projects Releases Packages Wiki Activity

Merge branch 'master' of http://github.com/m-labs/migen

Browse source
This commit is contained in:
Florent Kermarrec 2015-03-02 23:24:48 +01:00
commit a56fce045b
1 changed files with 11 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
mibuild/sim/dut_tb.cpp
View file

@ -62,7 +62,8 @@ int getch(void)
} }
vluint64_t main_time = 0; vluint64_t main_time = 0;
double sc_time_stamp () { double sc_time_stamp()
{
return main_time; return main_time;
} }
@ -70,10 +71,10 @@ Vdut* dut;
VerilatedVcdC* tfp; VerilatedVcdC* tfp;
unsigned int tick; unsigned int tick;
/* ios */
/* ios */ /* ios */
int console_service() { int console_service()
{
/* fpga --> console */ /* fpga --> console */
SERIAL_SOURCE_ACK = 1; SERIAL_SOURCE_ACK = 1;
if(SERIAL_SOURCE_STB == 1) { if(SERIAL_SOURCE_STB == 1) {
@ -100,7 +101,8 @@ int console_service() {
return 0; return 0;
} }
void sim_tick() { void sim_tick()
{
SYS_CLK = tick%2; SYS_CLK = tick%2;
dut->eval(); dut->eval();
if (trace) if (trace)
@ -108,7 +110,8 @@ void sim_tick() {
tick++; tick++;
} }
void sim_init() { void sim_init()
{
int i; int i;
tick = 0; tick = 0;
#ifdef SYS_RST #ifdef SYS_RST
@ -120,7 +123,8 @@ void sim_init() {
#endif #endif
} }
int main(int argc, char **argv, char **env) { int main(int argc, char **argv, char **env)
{
clock_t start; clock_t start;
clock_t end; clock_t end;
@ -150,7 +154,7 @@ int main(int argc, char **argv, char **env) {
speed = (tick/2)/((end-start)/CLOCKS_PER_SEC); speed = (tick/2)/((end-start)/CLOCKS_PER_SEC);
printf("averate speed: %3.3f MHz\n\r", speed/1000000); printf("average speed: %3.3f MHz\n\r", speed/1000000);
tfp->close(); tfp->close();