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[smscusb] Allow for alternative PHY register layouts

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The LAN78xx PHY interrupt source and mask registers do not match those
used by the SMSC75xx and SMSC95xx.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2017-07-10 12:38:39 +01:00
parent 340f03392d
commit 74f934a14e
6 changed files with 49 additions and 24 deletions
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13
src/drivers/net/smscusb.c
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@@ -578,7 +578,7 @@ int smscusb_mii_check_link ( struct smscusb_device *smscusb ) {
int rc;
/* Read PHY interrupt source */
intr = mii_read ( &smscusb->mii, SMSCUSB_MII_PHY_INTR_SOURCE );
intr = mii_read ( &smscusb->mii, smscusb->phy_source );
if ( intr < 0 ) {
rc = intr;
DBGC ( smscusb, "SMSCUSB %p could not get PHY interrupt "
@@ -587,7 +587,7 @@ int smscusb_mii_check_link ( struct smscusb_device *smscusb ) {
}
/* Acknowledge PHY interrupt */
if ( ( rc = mii_write ( &smscusb->mii, SMSCUSB_MII_PHY_INTR_SOURCE,
if ( ( rc = mii_write ( &smscusb->mii, smscusb->phy_source,
intr ) ) != 0 ) {
DBGC ( smscusb, "SMSCUSB %p could not acknowledge PHY "
"interrupt: %s\n", smscusb, strerror ( rc ) );
@@ -610,15 +610,16 @@ int smscusb_mii_check_link ( struct smscusb_device *smscusb ) {
* Enable PHY interrupts and update link status
*
* @v smscusb SMSC USB device
* @v phy_mask PHY interrupt mask register
* @v intrs PHY interrupts to enable
* @ret rc Return status code
*/
int smscusb_mii_open ( struct smscusb_device *smscusb ) {
int smscusb_mii_open ( struct smscusb_device *smscusb,
unsigned int phy_mask, unsigned int intrs ) {
int rc;
/* Enable PHY interrupts */
if ( ( rc = mii_write ( &smscusb->mii, SMSCUSB_MII_PHY_INTR_MASK,
( SMSCUSB_PHY_INTR_ANEG_DONE |
SMSCUSB_PHY_INTR_LINK_DOWN ) ) ) != 0 ) {
if ( ( rc = mii_write ( &smscusb->mii, phy_mask, intrs ) ) != 0 ) {
DBGC ( smscusb, "SMSCUSB %p could not set PHY interrupt "
"mask: %s\n", smscusb, strerror ( rc ) );
return rc;