From 7c637c3d459bec015aef858299b93adfbe13fca2 Mon Sep 17 00:00:00 2001
From: Francisco Javier Trujillo Mata <fjtrujy@gmail.com>
Date: Sat, 6 Apr 2024 15:18:48 +0200
Subject: [PATCH 1/3] Adjust usage of clock()

---
 ee/libpthreadglue/src/osal.c    |  2 +-
 ee/network/tcpip/src/sys_arch.c | 17 +++++------------
 2 files changed, 6 insertions(+), 13 deletions(-)

diff --git a/ee/libpthreadglue/src/osal.c b/ee/libpthreadglue/src/osal.c
index 436c83b53d0..ebb8354a8a8 100644
--- a/ee/libpthreadglue/src/osal.c
+++ b/ee/libpthreadglue/src/osal.c
@@ -672,7 +672,7 @@ pte_osResult pte_osSemaphoreCancellablePend(pte_osSemaphoreHandle semHandle, uns
   if (pTimeout == NULL) {
     timeout = 0;
   } else {
-    timeout = *pTimeout;
+    timeout = *pTimeout * 1000;
   }
 
   while (1) {
diff --git a/ee/network/tcpip/src/sys_arch.c b/ee/network/tcpip/src/sys_arch.c
index 530c19cffd4..3b2371591da 100644
--- a/ee/network/tcpip/src/sys_arch.c
+++ b/ee/network/tcpip/src/sys_arch.c
@@ -80,13 +80,6 @@ static void free_msg(arch_message *msg)
 	SignalSema(MsgCountSema);
 }
 
-static inline u32_t ComputeTimeDiff(u32 start, u32 end)
-{
-	u32 NumTicksElasped=(end<start)?UINT_MAX-start+end:start-end;
-
-	return(NumTicksElasped/295000);
-}
-
 //Create a new thread.
 sys_thread_t sys_thread_new(const char *name, lwip_thread_fn thread, void *arg, int stacksize, int prio)
 {
@@ -280,10 +273,10 @@ static u32_t sys_arch_mbox_fetch_internal(sys_mbox_t pMBox, void** ppvMSG, u32_t
 	TimeElasped=0;
 	if(block){
 		int start;
-		start=clock()/(CLOCKS_PER_SEC/1000);
+		start=clock();
 
 		if((result=ReceiveMbx(&pmsg, pMBox, u32Timeout))==0){
-			TimeElasped = ComputeTimeDiff(start, clock()/(CLOCKS_PER_SEC/1000));
+			TimeElasped = (clock() - start) / (1000);
 		}
 		else{
 			return SYS_ARCH_TIMEOUT;
@@ -392,10 +385,10 @@ u32_t sys_arch_sem_wait(sys_sem_t *sema, u32_t timeout)
 		unsigned int start;
 		u32_t	WaitTime;
 
-		start=clock()/(CLOCKS_PER_SEC/1000);
+		start=clock();
 		if(WaitSemaTimeout(*sema, timeout) == *sema)
 		{
-			WaitTime=ComputeTimeDiff(start, clock()/(CLOCKS_PER_SEC/1000));
+			WaitTime=(clock()-start)/(1000);
 			result=(WaitTime <= timeout ? WaitTime : timeout);
 		}
 		else result=SYS_ARCH_TIMEOUT;
@@ -450,7 +443,7 @@ void sys_init(void)
 
 u32_t sys_now(void)
 {
-	return(clock()/(CLOCKS_PER_SEC/1000));
+	return(clock()/1000);
 }
 
 sys_prot_t sys_arch_protect(void)

From 52dfe38cc47ac5c56e972837bf91907abaad5eed Mon Sep 17 00:00:00 2001
From: Francisco Javier Trujillo Mata <fjtrujy@gmail.com>
Date: Sat, 6 Apr 2024 15:27:54 +0200
Subject: [PATCH 2/3] Avoid the usage of CLOCK_PER_SEC in _times

---
 ee/libcglue/src/glue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ee/libcglue/src/glue.c b/ee/libcglue/src/glue.c
index f457b0eef45..f96b4b98dcd 100644
--- a/ee/libcglue/src/glue.c
+++ b/ee/libcglue/src/glue.c
@@ -637,7 +637,7 @@ int _gettimeofday(struct timeval *tv, struct timezone *tz)
 
 #ifdef F__times
 clock_t _times(struct tms *buffer) {
-	clock_t clk = GetTimerSystemTime() / (kBUSCLK / CLOCKS_PER_SEC);
+	clock_t clk = GetTimerSystemTime() / (kBUSCLK / (1000 * 1000));
 
 	if (buffer != NULL) {
 		buffer->tms_utime  = clk;

From 245fc5c6780c7738a501d3b7b2b8bd25266f0294 Mon Sep 17 00:00:00 2001
From: Francisco Javier Trujillo Mata <fjtrujy@gmail.com>
Date: Sat, 6 Apr 2024 15:40:05 +0200
Subject: [PATCH 3/3] Fix nanosleep example

---
 ee/libcglue/samples/nanosleep/main.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/ee/libcglue/samples/nanosleep/main.c b/ee/libcglue/samples/nanosleep/main.c
index fc1359cf341..dbdda5676f3 100644
--- a/ee/libcglue/samples/nanosleep/main.c
+++ b/ee/libcglue/samples/nanosleep/main.c
@@ -36,7 +36,7 @@ int main(int argc, char *argv[])
     struct timespec tv = {0};
     tv.tv_sec = 1;
     tv.tv_nsec = 0;
-    error_tolerance = 5; // 5 miliseconds of error tolerance
+    error_tolerance = 200; // 200 miliseconds of error tolerance
 
 #if defined(SCREEN_DEBUG)
     init_scr();
@@ -51,13 +51,13 @@ int main(int argc, char *argv[])
         second_waited += tv.tv_sec;
         tv.tv_sec++;
     }
-    diff = (clock() - start);
-    diff_error = (second_waited * 1000) - diff;
+    diff = (clock() - start)/ 1000;
+    diff_error = abs((second_waited * 1000) - diff);
 
     custom_printf("Checking if we have waited %i seconds...\n", second_waited);
     custom_printf("We have waited: %lu milliseconds\n", diff);
 
-    if (abs(diff_error)  < error_tolerance) {
+    if (diff_error  < error_tolerance) {
         custom_printf("nanosecond looks to works properly\n");
     } else {
         custom_printf("nanosecond is not accurate there is a difference of %lu milliseconds \n", diff_error);