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General: Recover Prometheus project from harddrive failure

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This commit: Implements CPU Interrupts, Replaces Cycle Timing for Host 
Timing, Reworks the Kernel's Scheduler, Introduce Idle State and 
Suspended State, Recreates the bootmanager, Initializes Multicore 
system.
This commit is contained in:
Fernando Sahmkow 2020-02-24 22:04:12 -04:00
parent 0ea4a8bcc4
commit e31425df38
57 changed files with 1349 additions and 824 deletions
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6
src/core/arm/dynarmic/arm_dynarmic_32.cpp
View file

@ -114,9 +114,9 @@ void ARM_Dynarmic_32::Step() {
jit->Step();
}
ARM_Dynarmic_32::ARM_Dynarmic_32(System& system, ExclusiveMonitor& exclusive_monitor,
std::size_t core_index)
: ARM_Interface{system}, cb(std::make_unique<DynarmicCallbacks32>(*this)),
ARM_Dynarmic_32::ARM_Dynarmic_32(System& system, CPUInterruptHandler& interrupt_handler,
ExclusiveMonitor& exclusive_monitor, std::size_t core_index)
: ARM_Interface{system, interrupt_handler}, cb(std::make_unique<DynarmicCallbacks32>(*this)),
cp15(std::make_shared<DynarmicCP15>(*this)), core_index{core_index},
exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}

4
src/core/arm/dynarmic/arm_dynarmic_32.h
View file

@ -21,6 +21,7 @@ class Memory;
namespace Core {
class CPUInterruptHandler;
class DynarmicCallbacks32;
class DynarmicCP15;
class DynarmicExclusiveMonitor;
@ -28,7 +29,8 @@ class System;
class ARM_Dynarmic_32 final : public ARM_Interface {
public:
ARM_Dynarmic_32(System& system, ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
ARM_Dynarmic_32(System& system, CPUInterruptHandler& interrupt_handler,
ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
~ARM_Dynarmic_32() override;
void SetPC(u64 pc) override;

28
src/core/arm/dynarmic/arm_dynarmic_64.cpp
View file

@ -9,6 +9,7 @@
#include "common/logging/log.h"
#include "common/microprofile.h"
#include "common/page_table.h"
#include "core/arm/cpu_interrupt_handler.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
#include "core/core.h"
#include "core/core_manager.h"
@ -108,23 +109,16 @@ public:
}
void AddTicks(u64 ticks) override {
// Divide the number of ticks by the amount of CPU cores. TODO(Subv): This yields only a
// rough approximation of the amount of executed ticks in the system, it may be thrown off
// if not all cores are doing a similar amount of work. Instead of doing this, we should
// device a way so that timing is consistent across all cores without increasing the ticks 4
// times.
u64 amortized_ticks = (ticks - num_interpreted_instructions) / Core::NUM_CPU_CORES;
// Always execute at least one tick.
amortized_ticks = std::max<u64>(amortized_ticks, 1);
parent.system.CoreTiming().AddTicks(amortized_ticks);
num_interpreted_instructions = 0;
/// We are using host timing, NOP
}
u64 GetTicksRemaining() override {
return std::max(parent.system.CoreTiming().GetDowncount(), s64{0});
if (!parent.interrupt_handler.IsInterrupted()) {
return 1000ULL;
}
return 0ULL;
}
u64 GetCNTPCT() override {
return Timing::CpuCyclesToClockCycles(parent.system.CoreTiming().GetTicks());
return parent.system.CoreTiming().GetClockTicks();
}
ARM_Dynarmic_64& parent;
@ -183,10 +177,10 @@ void ARM_Dynarmic_64::Step() {
cb->InterpreterFallback(jit->GetPC(), 1);
}
ARM_Dynarmic_64::ARM_Dynarmic_64(System& system, ExclusiveMonitor& exclusive_monitor,
std::size_t core_index)
: ARM_Interface{system}, cb(std::make_unique<DynarmicCallbacks64>(*this)),
inner_unicorn{system, ARM_Unicorn::Arch::AArch64}, core_index{core_index},
ARM_Dynarmic_64::ARM_Dynarmic_64(System& system, CPUInterruptHandler& interrupt_handler,
ExclusiveMonitor& exclusive_monitor, std::size_t core_index)
: ARM_Interface{system, interrupt_handler}, cb(std::make_unique<DynarmicCallbacks64>(*this)),
inner_unicorn{system, interrupt_handler, ARM_Unicorn::Arch::AArch64}, core_index{core_index},
exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
ARM_Dynarmic_64::~ARM_Dynarmic_64() = default;

4
src/core/arm/dynarmic/arm_dynarmic_64.h
View file

@ -22,12 +22,14 @@ class Memory;
namespace Core {
class DynarmicCallbacks64;
class CPUInterruptHandler;
class DynarmicExclusiveMonitor;
class System;
class ARM_Dynarmic_64 final : public ARM_Interface {
public:
ARM_Dynarmic_64(System& system, ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
ARM_Dynarmic_64(System& system, CPUInterruptHandler& interrupt_handler,
ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
~ARM_Dynarmic_64() override;
void SetPC(u64 pc) override;