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Diffstat (limited to 'gpxe/src/drivers/net/sundance.c')
-rw-r--r--gpxe/src/drivers/net/sundance.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/gpxe/src/drivers/net/sundance.c b/gpxe/src/drivers/net/sundance.c
index eb750fb1..119c9778 100644
--- a/gpxe/src/drivers/net/sundance.c
+++ b/gpxe/src/drivers/net/sundance.c
@@ -691,6 +691,22 @@ static int sundance_probe ( struct nic *nic, struct pci_device *pci ) {
/* Reset the chip to erase previous misconfiguration */
DBG ( "ASIC Control is %#x\n", inl(BASE + ASICCtrl) );
outw(0x007f, BASE + ASICCtrl + 2);
+
+ /*
+ * wait for reset to complete
+ * this is heavily inspired by the linux sundance driver
+ * according to the linux driver it can take up to 1ms for the reset
+ * to complete
+ */
+ i = 0;
+ while(inl(BASE + ASICCtrl) & (ResetBusy << 16)) {
+ if(i++ >= 10) {
+ DBG("sundance: NIC reset did not complete.\n");
+ break;
+ }
+ udelay(100);
+ }
+
DBG ( "ASIC Control is now %#x.\n", inl(BASE + ASICCtrl) );
sundance_reset(nic);