[U-Boot] [PATCH] net/net.c: add get_timer_ms()

Daniel Mack daniel at caiaq.de
Fri Dec 5 15:40:31 CET 2008


Make timeout implementation in net/net.c take into account the
CONFIG_SYS_HZ variable. This is needed for all CPUs where the default
timer is running on anything else than 1000.

Signed-off-by: Daniel Mack <daniel at caiaq.de>
---
 net/net.c |   15 ++++++++++-----
 1 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/net/net.c b/net/net.c
index 77e83b5..1c48236 100644
--- a/net/net.c
+++ b/net/net.c
@@ -206,6 +206,11 @@ uchar		NetArpWaitPacketBuf[PKTSIZE_ALIGN + PKTALIGN];
 ulong		NetArpWaitTimerStart;
 int		NetArpWaitTry;
 
+static long get_timer_ms(long base)
+{
+	return get_timer(base) / (CONFIG_SYS_HZ / 1000);
+}
+
 void ArpRequest (void)
 {
 	int i;
@@ -256,7 +261,7 @@ void ArpTimeoutCheck(void)
 	if (!NetArpWaitPacketIP)
 		return;
 
-	t = get_timer(0);
+	t = get_timer_ms(0);
 
 	/* check for arp timeout */
 	if ((t - NetArpWaitTimerStart) > ARP_TIMEOUT) {
@@ -517,7 +522,7 @@ restart:
 		 *	Check for a timeout, and run the timeout handler
 		 *	if we have one.
 		 */
-		if (timeHandler && ((get_timer(0) - timeStart) > timeDelta)) {
+		if (timeHandler && ((get_timer_ms(0) - timeStart) > timeDelta)) {
 			thand_f *x;
 
 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
@@ -639,7 +644,7 @@ NetSetTimeout(ulong iv, thand_f * f)
 		timeHandler = (thand_f *)0;
 	} else {
 		timeHandler = f;
-		timeStart = get_timer(0);
+		timeStart = get_timer_ms(0);
 		timeDelta = iv;
 	}
 }
@@ -684,7 +689,7 @@ NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport, int len)
 
 		/* and do the ARP request */
 		NetArpWaitTry = 1;
-		NetArpWaitTimerStart = get_timer(0);
+		NetArpWaitTimerStart = get_timer_ms(0);
 		ArpRequest();
 		return 1;	/* waiting */
 	}
@@ -755,7 +760,7 @@ int PingSend(void)
 
 	/* and do the ARP request */
 	NetArpWaitTry = 1;
-	NetArpWaitTimerStart = get_timer(0);
+	NetArpWaitTimerStart = get_timer_ms(0);
 	ArpRequest();
 	return 1;	/* waiting */
 }
-- 
1.5.6.5



More information about the U-Boot mailing list