ARM_Interface: added SaveContext and LoadContext functions for HLE thread switching

This commit is contained in:
bunnei 2014-05-20 18:50:16 -04:00
parent 143bba2045
commit 49dc2ce8ac
4 changed files with 65 additions and 37 deletions

View file

@ -98,46 +98,12 @@ inline void __SetCurrentThread(Thread* t) {
/// Saves the current CPU context
void __KernelSaveContext(ThreadContext& ctx) {
ctx.cpu_registers[0] = Core::g_app_core->GetReg(0);
ctx.cpu_registers[1] = Core::g_app_core->GetReg(1);
ctx.cpu_registers[2] = Core::g_app_core->GetReg(2);
ctx.cpu_registers[3] = Core::g_app_core->GetReg(3);
ctx.cpu_registers[4] = Core::g_app_core->GetReg(4);
ctx.cpu_registers[5] = Core::g_app_core->GetReg(5);
ctx.cpu_registers[6] = Core::g_app_core->GetReg(6);
ctx.cpu_registers[7] = Core::g_app_core->GetReg(7);
ctx.cpu_registers[8] = Core::g_app_core->GetReg(8);
ctx.cpu_registers[9] = Core::g_app_core->GetReg(9);
ctx.cpu_registers[10] = Core::g_app_core->GetReg(10);
ctx.cpu_registers[11] = Core::g_app_core->GetReg(11);
ctx.cpu_registers[12] = Core::g_app_core->GetReg(12);
ctx.sp = Core::g_app_core->GetReg(13);
ctx.lr = Core::g_app_core->GetReg(14);
ctx.pc = Core::g_app_core->GetPC();
ctx.cpsr = Core::g_app_core->GetCPSR();
Core::g_app_core->SaveContext(ctx);
}
/// Loads a CPU context
void __KernelLoadContext(const ThreadContext& ctx) {
Core::g_app_core->SetReg(0, ctx.cpu_registers[0]);
Core::g_app_core->SetReg(1, ctx.cpu_registers[1]);
Core::g_app_core->SetReg(2, ctx.cpu_registers[2]);
Core::g_app_core->SetReg(3, ctx.cpu_registers[3]);
Core::g_app_core->SetReg(4, ctx.cpu_registers[4]);
Core::g_app_core->SetReg(5, ctx.cpu_registers[5]);
Core::g_app_core->SetReg(6, ctx.cpu_registers[6]);
Core::g_app_core->SetReg(7, ctx.cpu_registers[7]);
Core::g_app_core->SetReg(8, ctx.cpu_registers[8]);
Core::g_app_core->SetReg(9, ctx.cpu_registers[9]);
Core::g_app_core->SetReg(10, ctx.cpu_registers[10]);
Core::g_app_core->SetReg(11, ctx.cpu_registers[11]);
Core::g_app_core->SetReg(12, ctx.cpu_registers[12]);
Core::g_app_core->SetReg(13, ctx.sp);
Core::g_app_core->SetReg(14, ctx.lr);
//Core::g_app_core->SetReg(15, ctx.pc);
Core::g_app_core->SetPC(ctx.pc);
Core::g_app_core->SetCPSR(ctx.cpsr);
Core::g_app_core->LoadContext(ctx);
}
/// Resets a thread