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MSR preset for Bulldozer CPUs

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Also fixed verbose output for MSR presets with masks.
This commit is contained in:
SChernykh 2020-01-14 19:27:34 +01:00
parent 73722ce186
commit 665e43fecc
6 changed files with 26 additions and 6 deletions
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1
src/backend/cpu/interfaces/ICpuInfo.h
View file

@ -47,6 +47,7 @@ public:
MSR_MOD_NONE,
MSR_MOD_RYZEN,
MSR_MOD_INTEL,
MSR_MOD_BULLDOZER,
MSR_MOD_CUSTOM,
MSR_MOD_MAX
};

3
src/backend/cpu/platform/AdvancedCpuInfo.cpp
View file

@ -145,6 +145,9 @@ xmrig::AdvancedCpuInfo::AdvancedCpuInfo() :
}
else {
m_assembly = Assembly::BULLDOZER;
if (family == 21) {
m_msrMod = MSR_MOD_BULLDOZER;
}
}
}
else if (m_vendor == VENDOR_INTEL) {

3
src/backend/cpu/platform/BasicCpuInfo.cpp
View file

@ -181,6 +181,9 @@ xmrig::BasicCpuInfo::BasicCpuInfo() :
}
else {
m_assembly = Assembly::BULLDOZER;
if (family == 21) {
m_msrMod = MSR_MOD_BULLDOZER;
}
}
}
else if (memcmp(vendor, "GenuineIntel", 12) == 0) {

5
src/crypto/rx/RxConfig.cpp
View file

@ -60,16 +60,17 @@ static const std::array<const char *, RxConfig::ModeMax> modeNames = { "auto", "
#ifdef XMRIG_FEATURE_MSR
constexpr size_t kMsrArraySize = 4;
constexpr size_t kMsrArraySize = 5;
static const std::array<MsrItems, kMsrArraySize> msrPresets = {
MsrItems(),
MsrItems{{ 0xC0011020, 0x0 }, { 0xC0011021, 0x40, ~0x20ULL }, { 0xC0011022, 0x510000 }, { 0xC001102b, 0x1808cc16 }},
MsrItems{{ 0x1a4, 0xf }},
MsrItems{{ 0xc0011022, 0x2010, 0x2010 }, { 0xc001102b, 0x70000, 0x770000 }},
MsrItems()
};
static const std::array<const char *, kMsrArraySize> modNames = { "none", "ryzen", "intel", "custom" };
static const std::array<const char *, kMsrArraySize> modNames = { "none", "ryzen", "intel", "bulldozer", "custom" };
static_assert (kMsrArraySize == ICpuInfo::MSR_MOD_MAX, "kMsrArraySize and MSR_MOD_MAX mismatch");
#endif

10
src/crypto/rx/Rx_linux.cpp
View file

@ -91,13 +91,19 @@ static MsrItem rdmsr(uint32_t reg)
}
static uint64_t get_masked_value(uint64_t old_value, uint64_t new_value, uint64_t mask)
{
return (new_value & mask) | (old_value & ~mask);
}
static bool wrmsr_on_cpu(uint32_t reg, uint32_t cpu, uint64_t value, uint64_t mask)
{
// If a bit in mask is set to 1, use new value, otherwise use old value
if (mask != MsrItem::kNoMask) {
uint64_t old_value;
if (rdmsr_on_cpu(reg, cpu, old_value)) {
value = (value & mask) | (old_value & ~mask);
value = get_masked_value(old_value, value, mask);
}
}
@ -162,7 +168,7 @@ static bool wrmsr(const MsrItems &preset, bool save)
if (save) {
for (const auto &i : preset) {
auto item = rdmsr(i.reg());
LOG_VERBOSE(CLEAR "%s" CYAN_BOLD("0x%08" PRIx32) CYAN(":0x%016" PRIx64) CYAN_BOLD(" -> 0x%016" PRIx64), tag, i.reg(), item.value(), i.value());
LOG_VERBOSE(CLEAR "%s" CYAN_BOLD("0x%08" PRIx32) CYAN(":0x%016" PRIx64) CYAN_BOLD(" -> 0x%016" PRIx64), tag, i.reg(), item.value(), get_masked_value(item.value(), i.value(), i.mask()));
if (item.isValid()) {
savedState.emplace_back(item);

10
src/crypto/rx/Rx_win.cpp
View file

@ -217,6 +217,12 @@ static MsrItem rdmsr(HANDLE driver, uint32_t reg)
}
static uint64_t get_masked_value(uint64_t old_value, uint64_t new_value, uint64_t mask)
{
return (new_value & mask) | (old_value & ~mask);
}
static bool wrmsr(HANDLE driver, uint32_t reg, uint64_t value, uint64_t mask)
{
struct {
@ -230,7 +236,7 @@ static bool wrmsr(HANDLE driver, uint32_t reg, uint64_t value, uint64_t mask)
if (mask != MsrItem::kNoMask) {
uint64_t old_value;
if (rdmsr(driver, reg, old_value)) {
value = (value & mask) | (old_value & ~mask);
value = get_masked_value(old_value, value, mask);
}
}
@ -268,7 +274,7 @@ static bool wrmsr(const MsrItems &preset, bool save)
if (save) {
for (const auto &i : preset) {
auto item = rdmsr(driver, i.reg());
LOG_VERBOSE(CLEAR "%s" CYAN_BOLD("0x%08" PRIx32) CYAN(":0x%016" PRIx64) CYAN_BOLD(" -> 0x%016" PRIx64), tag, i.reg(), item.value(), i.value());
LOG_VERBOSE(CLEAR "%s" CYAN_BOLD("0x%08" PRIx32) CYAN(":0x%016" PRIx64) CYAN_BOLD(" -> 0x%016" PRIx64), tag, i.reg(), item.value(), get_masked_value(item.value(), i.value(), i.mask()));
if (item.isValid()) {
savedState.emplace_back(item);