From 8efdd2c51419ad7a38a6594ecabe729c6ab824e4 Mon Sep 17 00:00:00 2001
From: Joel Bodenmann <joel@unormal.org>
Date: Mon, 29 Sep 2014 08:07:43 +0200
Subject: /src/gos/gfx_* -> /src/gos/gos_*

---
 src/gos/gos_ecos.c | 115 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 src/gos/gos_ecos.c

(limited to 'src/gos/gos_ecos.c')

diff --git a/src/gos/gos_ecos.c b/src/gos/gos_ecos.c
new file mode 100644
index 00000000..16ce821b
--- /dev/null
+++ b/src/gos/gos_ecos.c
@@ -0,0 +1,115 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+#include "gfx.h"
+
+#if GFX_USE_OS_ECOS
+
+void _gosInit(void)
+{
+	#if !GFX_NO_OS_INIT
+		#error "GOS: Operating System initialization for eCos is not yet implemented in uGFX. Please set GFX_NO_OS_INIT to TRUE in your gfxconf.h"
+	#else
+		#warning "GOS: Operating System initialization has been turned off. Make sure you call cyg_scheduler_start() before gfxInit() in your application!"
+	#endif
+}
+
+void _gosDeinit(void)
+{
+	/* ToDo */
+}
+
+void gfxSleepMilliseconds(delaytime_t ms)
+{
+	switch(ms) {
+		case TIME_IMMEDIATE:	cyg_thread_yield();								return;
+		case TIME_INFINITE:		cyg_thread_suspend(cyg_thread_self());			return;
+		default:				cyg_thread_delay(gfxMillisecondsToTicks(ms));	return;
+	}
+}
+
+void gfxSleepMicroseconds(delaytime_t ms)
+{
+	switch(ms) {
+		case TIME_IMMEDIATE:														return;
+		case TIME_INFINITE:		cyg_thread_suspend(cyg_thread_self());				return;
+		default:				cyg_thread_delay(gfxMillisecondsToTicks(ms/1000));	return;
+	}
+}
+
+void gfxSemInit(gfxSem *psem, semcount_t val, semcount_t limit)
+{
+	if (val > limit)
+		val = limit;
+
+	psem->limit = limit;
+	cyg_semaphore_init(&psem->sem, val);
+}
+
+void gfxSemDestroy(gfxSem *psem)
+{
+	cyg_semaphore_destroy(&psem->sem);
+}
+
+bool_t gfxSemWait(gfxSem *psem, delaytime_t ms)
+{
+	switch(ms) {
+	case TIME_IMMEDIATE:	return cyg_semaphore_trywait(&psem->sem);
+	case TIME_INFINITE:		return cyg_semaphore_wait(&psem->sem);
+	default:				return cyg_semaphore_timed_wait(&psem->sem, gfxMillisecondsToTicks(ms)+cyg_current_time());
+	}
+}
+
+bool_t gfxSemWaitI(gfxSem *psem)
+{
+	return cyg_semaphore_trywait(&psem->sem);
+}
+
+void gfxSemSignal(gfxSem *psem)
+{
+	if (psem->limit == MAX_SEMAPHORE_COUNT)
+		cyg_semaphore_post(&psem->sem);
+	else {
+		cyg_scheduler_lock();
+		if (gfxSemCounterI(psem) < psem->limit)
+			cyg_semaphore_post(&psem->sem);
+		cyg_scheduler_unlock();
+	}
+}
+
+void gfxSemSignalI(gfxSem *psem)
+{
+	if (psem->limit == MAX_SEMAPHORE_COUNT || gfxSemCounterI(psem) < psem->limit)
+		cyg_semaphore_post(&psem->sem);
+}
+
+semcount_t gfxSemCounterI(gfxSem *psem) {
+	semcount_t	cnt;
+
+	cyg_semaphore_peek(&psem->sem, &cnt);
+	return cnt;
+}
+
+gfxThreadHandle gfxThreadCreate(void *stackarea, size_t stacksz, threadpriority_t prio, DECLARE_THREAD_FUNCTION((*fn),p), void *param)
+{
+	gfxThreadHandle		th;
+
+	if (!stackarea) {
+		if (!stacksz) stacksz = CYGNUM_HAL_STACK_SIZE_TYPICAL;
+		if (!(stackarea = gfxAlloc(stacksz+sizeof(cyg_thread))))
+			return 0;
+	}
+
+	if (!stacksz)
+		return 0;
+
+    cyg_thread_create(prio, fn, param, "uGFX", (((cyg_thread *)stackarea)+1), stacksz, &th, (cyg_thread *)stackarea);
+    cyg_thread_resume(th);
+	return th;
+}
+
+#endif /* GFX_USE_OS_ECOS */
-- 
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