From 172d694cf7ba582635ac38454bad0f0fdaa14773 Mon Sep 17 00:00:00 2001
From: Vegard Storheil Eriksen <zyp@jvnv.net>
Date: Sat, 16 Jan 2021 01:25:21 +0100
Subject: interrupt: Generate interrupts from platform spec.

---
 interrupt/fault.cpp | 45 ---------------------------------------------
 1 file changed, 45 deletions(-)
 delete mode 100644 interrupt/fault.cpp

(limited to 'interrupt/fault.cpp')

diff --git a/interrupt/fault.cpp b/interrupt/fault.cpp
deleted file mode 100644
index 0d91c1d..0000000
--- a/interrupt/fault.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include "interrupt.h"
-#include <os/thread.h>
-#include <os/time.h>
-
-inline void __attribute__((naked)) switch_context() {
-	#if ! (defined(STM32F0) || defined(STM32L0)) // TODO: cortex-m0/+ unsupported for now.
-	
-	asm volatile ("cpsid i");
-	
-	// Save unsaved registers.
-	asm volatile ("push {r4, r5, r6, r7, r8, r9, r10, r11, lr}" ::: "memory");
-	
-	// Store stack pointer for old thread.
-	asm volatile ("str sp, [%0]" :: "r" (&Thread::active_thread->sp));
-	
-	// Update running thread.
-	Thread::active_thread = Thread::active_thread->next;
-	
-	// Fetch stack pointer for new thread.
-	asm volatile ("ldr sp, [%0]" :: "r" (&Thread::active_thread->sp));
-	
-	asm volatile ("cpsie i");
-	
-	// Load registers and return.
-	asm volatile ("pop {r4, r5, r6, r7, r8, r9, r10, r11, pc}" ::: "memory");
-	
-	#endif
-}
-
-template<>
-void interrupt<Interrupt::SVCall>() {
-	switch_context();
-}
-
-template<>
-void interrupt<Interrupt::SysTick>() {
-	Time::tick();
-}
-
-template<> void interrupt<Interrupt::NMI>()         { while(1); }
-template<> void interrupt<Interrupt::HardFault>()   { while(1); }
-template<> void interrupt<Interrupt::MemManage>()   { while(1); }
-template<> void interrupt<Interrupt::BusFault>()    { while(1); }
-template<> void interrupt<Interrupt::UsageFault>()  { while(1); }
-template<> void interrupt<Interrupt::PendSV>()      { while(1); }
-- 
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