From 958696be616aaaa4fe18fc2b886216f191bb6f9b Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Sun, 13 Feb 2022 01:54:51 -0700
Subject: Mutex Waiting Implemented

Svc 4 and 5
---
 include/sys/schedule.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'include/sys')

diff --git a/include/sys/schedule.h b/include/sys/schedule.h
index cb784c5..336ab4a 100644
--- a/include/sys/schedule.h
+++ b/include/sys/schedule.h
@@ -27,12 +27,12 @@ struct Thread {
 	void* pc;
 	void* sp; // Store r0-r12,lr on stack
 	unsigned long sp_base;
-	void* mptr;
+	unsigned long cpsr;
 	unsigned long pid;
 	unsigned char priority;
 	unsigned char preempt;
 	unsigned short status;
-	unsigned long cpsr;
+	void* mptr;
 };
 
 struct ThreadRotBuffer {
@@ -60,10 +60,12 @@ void add_thread(void* pc, void* arg, unsigned char priority);
 void draw_stacks(void);
 void uart_scheduler(void);
 struct Thread* next_thread(void);
-/// TODO: ENSURE IRQ/ FIQ entry switches 
+/// TODO: ENSURE IRQ/ FIQ entry switches
 ///  to user mode then calls the SVC call
 extern void schedule(void);
 extern void cleanup(void);
 void yield(void);
+void sched_mutex_yield(void* m);
+void sched_mutex_resurrect(void* m);
 
 #endif
-- 
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