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base: Zero attached dataspace upon creation.

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This commit is contained in:
Michael Mueller
2023-03-27 16:54:37 +02:00
parent 2042a2083f
commit 43df00ea55
2 changed files with 12 additions and 12 deletions
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2
repos/base/include/base/attached_ram_dataspace.h
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@@ -14,6 +14,7 @@
#ifndef _INCLUDE__BASE__ATTACHED_RAM_DATASPACE_H_
#define _INCLUDE__BASE__ATTACHED_RAM_DATASPACE_H_
#include <util/string.h>
#include <util/touch.h>
#include <base/ram_allocator.h>
#include <base/env.h>
@@ -105,6 +106,7 @@ class Genode::Attached_ram_dataspace
_size(size), _ram(&ram), _rm(&rm), _cache(cache)
{
_alloc_and_attach();
memset(_local_addr, 0, _size);
}
/**

22
repos/mml/src/app/blinktree/benchmark/perf.cpp
View File

@@ -6,29 +6,27 @@ using namespace benchmark;
* Counter "Instructions Retired"
* Counts when the last uop of an instruction retires.
*/
[[maybe_unused]] PerfCounter Perf::INSTRUCTIONS = {"instr", PERF_TYPE_HARDWARE, PERF_COUNT_HW_INSTRUCTIONS};
[[maybe_unused]] PerfCounter Perf::INSTRUCTIONS = {"instr", Genode::Trace::Performance_counter::Type::CORE, 0xc0, 0x0};
/**
*/
[[maybe_unused]] PerfCounter Perf::CYCLES = {"cycles", PERF_TYPE_HARDWARE, PERF_COUNT_HW_CPU_CYCLES};
[[maybe_unused]] PerfCounter Perf::CYCLES = {"cycles", Genode::Trace::Performance_counter::Type::CORE, 0x76, 0x0};
/**
*/
[[maybe_unused]] PerfCounter Perf::L1_MISSES = {"l1-miss", PERF_TYPE_HW_CACHE,
PERF_COUNT_HW_CACHE_L1D | (PERF_COUNT_HW_CACHE_OP_READ << 8) |
(PERF_COUNT_HW_CACHE_RESULT_MISS << 16)};
[[maybe_unused]] PerfCounter Perf::L1_MISSES = {"l1-miss", Genode::Trace::Performance_counter::Type::CORE, 0x43, 0x5b};
/**
* Counter "LLC Misses"
* Accesses to the LLC in which the data is not present(miss).
*/
[[maybe_unused]] PerfCounter Perf::LLC_MISSES = {"llc-miss", PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_MISSES};
[[maybe_unused]] PerfCounter Perf::LLC_MISSES = {"llc-miss", Genode::Trace::Performance_counter::Type::CACHE, 0x6, 0xff};
/**
* Counter "LLC Reference"
* Accesses to the LLC, in which the data is present(hit) or not present(miss)
*/
[[maybe_unused]] PerfCounter Perf::LLC_REFERENCES = {"llc-ref", PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_REFERENCES};
[[maybe_unused]] PerfCounter Perf::LLC_REFERENCES = {"llc-ref", Genode::Trace::Performance_counter::Type::CACHE, 0x4, 0xff};
/**
* Micro architecture "Skylake"
@@ -36,7 +34,7 @@ using namespace benchmark;
* EventSel=A3H,UMask=14H, CMask=20
* Execution stalls while memory subsystem has an outstanding load.
*/
PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
//PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
/**
* Micro architecture "Skylake"
@@ -44,7 +42,7 @@ PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
* EventSel=32H,UMask=01H
* Number of PREFETCHNTA instructions executed.
*/
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_NTA = {"sw-prefetch-nta", PERF_TYPE_RAW, 0x530132};
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_NTA = {"sw-prefetch-nta", Genode::Trace::Performance_counter::Type::CORE, 0x4b, 0x4};
/**
* Micro architecture "Skylake"
@@ -52,7 +50,7 @@ PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
* EventSel=32H,UMask=02H
* Number of PREFETCHT0 instructions executed.
*/
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_T0 = {"sw-prefetch-t0", PERF_TYPE_RAW, 0x530232};
//[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_T0 = {"sw-prefetch-t0", Genode::Trace::Performance_counter::Type::CORE, 0x4b, };
/**
* Micro architecture "Skylake"
@@ -60,7 +58,7 @@ PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
* EventSel=32H,UMask=04H
* Number of PREFETCHT1 or PREFETCHT2 instructions executed.
*/
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_T1_T2 = {"sw-prefetch-t1t2", PERF_TYPE_RAW, 0x530432};
//[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_T1_T2 = {"sw-prefetch-t1t2", PERF_TYPE_RAW, 0x530432};
/**
* Micro architecture "Skylake"
@@ -68,4 +66,4 @@ PerfCounter Perf::STALLS_MEM_ANY = {"memory-stall", PERF_TYPE_RAW, 0x145314a3};
* EventSel=32H,UMask=08H
* Number of PREFETCHW instructions executed.
*/
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_WRITE = {"sw-prefetch-w", PERF_TYPE_RAW, 0x530832};
[[maybe_unused]] PerfCounter Perf::SW_PREFETCH_ACCESS_WRITE = {"sw-prefetch-w", Genode::Trace::Performance_counter::Type::CORE, 0x4b, 0x2};