From 888c71bf7288c68316785b841fc01fb0c00ecf8f Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Wed, 24 Nov 2021 08:23:20 +0000
Subject: [PATCH] - fixed sleep() - use itoa from lib - fixed Eth_pkt_recv()

git-svn-id: http://moon:8086/svn/mips@210 a8ebac50-d88d-4704-bea3-6648445a41b3
---
 src/common/libsys/libsys.c    | 15 ++++-----------
 src/common/libsys/syscalls.c  | 35 ++---------------------------------
 src/common/network/ethernet.c |  8 +++++---
 3 files changed, 11 insertions(+), 47 deletions(-)

diff --git a/src/common/libsys/libsys.c b/src/common/libsys/libsys.c
index e9fb48f..6a834c9 100644
--- a/src/common/libsys/libsys.c
+++ b/src/common/libsys/libsys.c
@@ -6,6 +6,9 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include "libsys.h"
+#include "console.h"
+#include "irq.h"
+
 #include "asm/regdef.h"
 
 static uint32_t critical_nesting_counter = 0;
@@ -40,17 +43,7 @@ void _exit (int exitcode)
 
 void sleep(unsigned ms)
 {
-	unsigned stop;
-	struct tms t;
-
-	times(&t);
-	stop = t.tms_utime + ms;
-
-	do
-	{
-		times(&t);
-	} while (t.tms_utime < stop);
-
+	usleep(1000*ms);
 }
 
 void usleep(unsigned us)
diff --git a/src/common/libsys/syscalls.c b/src/common/libsys/syscalls.c
index 900c9ae..01ca1c4 100644
--- a/src/common/libsys/syscalls.c
+++ b/src/common/libsys/syscalls.c
@@ -1,42 +1,11 @@
 #include <stdio.h>
+#include <stdlib.h>
 #include "libsys.h"
 #include "xcpt.h"
 
 /* 10 digits + 1 sign + 1 trailing nul */
 static char itoa_buf[12];
 
-char *itoa(int i)
-{
-	char *pos = itoa_buf + sizeof(itoa_buf) - 1;
-	unsigned int u;
-	int negative = 0;
-
-	if (i < 0)
-	{
-		negative = 1;
-		u = ((unsigned int)(-(1+i))) + 1;
-	}
-	else
-	{
-		u = i;
-	}
-
-	*pos = 0;
-
-	do
-	{
-		*--pos = '0' + (u % 10);
-		u /= 10;
-	} while (u);
-
-	if (negative)
-	{
-		*--pos = '-';
-	}
-
-	return pos;
-}
-
 int syscalls_handler(struct xcptcontext * xcp)
 {
 	int syscall_code;
@@ -47,7 +16,7 @@ int syscalls_handler(struct xcptcontext * xcp)
 	switch(syscall_code)
 	{
 		case 1:		// print integer
-		sputs(itoa(xcp->regs[4]));
+		sputs(itoa(xcp->regs[4], itoa_buf, 10));
 		break;
 
 		case 4:		// print string
diff --git a/src/common/network/ethernet.c b/src/common/network/ethernet.c
index f242420..fde6441 100644
--- a/src/common/network/ethernet.c
+++ b/src/common/network/ethernet.c
@@ -124,7 +124,7 @@ uint32_t Eth_pkt_recv(uint8_t *pData)
 	volatile uint32_t *pEmac_size = (uint32_t*)SYS_EMAC_RX_SIZE;
 	volatile uint32_t *pEmac_data = (uint32_t*)SYS_EMAC_DATA;
 
-	uint32_t i, num_words, num_bytes;
+	uint32_t num_bytes = 0;
 	
 	if(EMAC_RX_is_avail())
 	{
@@ -137,12 +137,14 @@ uint32_t Eth_pkt_recv(uint8_t *pData)
 //			}
 
 			num_bytes = EMAC_RX_get_size();
-			num_words = num_bytes >> 2;
+			uint32_t num_words = num_bytes >> 2;
 			if (num_bytes & 3)
+			{
 				num_words++;
+			}
 
 			EMAC_RX_request();
-			for (i=0; i < num_words; i++)
+			for (uint32_t i=0; i < num_words; i++)
 			{
 				 ((uint32_t*)pData)[i] = *pEmac_data;
 			}