l3-ENSL/dendrobates-t-azureus
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added debug information.

Browse Source
This commit is contained in:
Guillaume DIDIER 2024-07-03 09:56:22 +02:00
parent c16a503828
commit d3aa4d1317
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
cache_slice/src/lib.rs
View File

@ -99,6 +99,7 @@ fn monitor_core(addr: *const u8, cpu: u8, mut max_cbox: usize) -> Result<Vec<u64
let workaround = if (performance_counters.max_slice as usize) + 1 == max_cbox {
max_cbox = performance_counters.max_slice as usize;
eprintln!("Using workaround");
true
} else if (performance_counters.max_slice as usize) >= max_cbox {
false
@ -106,16 +107,22 @@ fn monitor_core(addr: *const u8, cpu: u8, mut max_cbox: usize) -> Result<Vec<u64
return Err(Error::InvalidParameter);
};
eprintln!("Disabling counters");
write_msr_on_cpu(performance_counters.msr_unc_perf_global_ctr, cpu, performance_counters.val_disable_ctrs)?;
eprint!("Resetting counters...");
for i in 0..max_cbox {
eprint!(" {i}");
write_msr_on_cpu(performance_counters.msr_unc_cbo_per_ctr0[i], cpu, performance_counters.val_reset_ctrs)?;
}
eprintln!(" ok");
eprintln!("Selecting events");
for i in 0..max_cbox {
write_msr_on_cpu(performance_counters.msr_unc_cbo_perfevtsel0[i], cpu, performance_counters.val_select_evt_core)?;
}
eprintln!("enabling counters");
write_msr_on_cpu(performance_counters.msr_unc_perf_global_ctr, cpu, performance_counters.val_enable_ctrs)?;
unsafe { poke(addr) };
@ -126,6 +133,7 @@ fn monitor_core(addr: *const u8, cpu: u8, mut max_cbox: usize) -> Result<Vec<u64
*/
// Read counters
eprintln!("Gathering results");
let mut results = Vec::new();
for i in 0..max_cbox {
let result = read_msr_on_cpu(performance_counters.msr_unc_cbo_per_ctr0[i], cpu)?;
@ -136,6 +144,7 @@ fn monitor_core(addr: *const u8, cpu: u8, mut max_cbox: usize) -> Result<Vec<u64
}
}
eprintln!("disabling counters again");
write_msr_on_cpu(performance_counters.msr_unc_perf_global_ctr, cpu, performance_counters.val_disable_ctrs)?;
Ok(results)