eden-emu/eden
15
3
Fork 4
Code Issues 4 Pull requests 4 Projects Releases 2 Packages Wiki Activity Actions

Core: Set all hardware emulation constants in a single file.

Browse source
This commit is contained in:
Fernando Sahmkow 2020-02-11 19:56:24 -04:00 • committed by FernandoS27
parent 1ee7a4d926
commit 6fc0790f3a
17 changed files with 88 additions and 53 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/core/core_timing_util.h
View file

@ -6,28 +6,24 @@
#include <chrono>
#include "common/common_types.h"
#include "core/hardware_properties.h"
namespace Core::Timing {
// The below clock rate is based on Switch's clockspeed being widely known as 1.020GHz
// The exact value used is of course unverified.
constexpr u64 BASE_CLOCK_RATE = 1019215872; // Switch clock speed is 1020MHz un/docked
constexpr u64 CNTFREQ = 19200000; // Value from fusee.
s64 msToCycles(std::chrono::milliseconds ms);
s64 usToCycles(std::chrono::microseconds us);
s64 nsToCycles(std::chrono::nanoseconds ns);
inline std::chrono::milliseconds CyclesToMs(s64 cycles) {
return std::chrono::milliseconds(cycles * 1000 / BASE_CLOCK_RATE);
return std::chrono::milliseconds(cycles * 1000 / Hardware::BASE_CLOCK_RATE);
}
inline std::chrono::nanoseconds CyclesToNs(s64 cycles) {
return std::chrono::nanoseconds(cycles * 1000000000 / BASE_CLOCK_RATE);
return std::chrono::nanoseconds(cycles * 1000000000 / Hardware::BASE_CLOCK_RATE);
}
inline std::chrono::microseconds CyclesToUs(s64 cycles) {
return std::chrono::microseconds(cycles * 1000000 / BASE_CLOCK_RATE);
return std::chrono::microseconds(cycles * 1000000 / Hardware::BASE_CLOCK_RATE);
}
u64 CpuCyclesToClockCycles(u64 ticks);