diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/if_em.c | 52 | ||||
| -rw-r--r-- | sys/dev/pci/if_em.h | 9 | ||||
| -rw-r--r-- | sys/dev/pci/if_em_hw.h | 3 |
3 files changed, 33 insertions, 31 deletions
diff --git a/sys/dev/pci/if_em.c b/sys/dev/pci/if_em.c index 44029fcc1c9..272a6890d47 100644 --- a/sys/dev/pci/if_em.c +++ b/sys/dev/pci/if_em.c @@ -31,7 +31,7 @@ POSSIBILITY OF SUCH DAMAGE. ***************************************************************************/ -/* $OpenBSD: if_em.c,v 1.80 2005/10/21 02:10:34 brad Exp $ */ +/* $OpenBSD: if_em.c,v 1.81 2005/10/24 21:42:34 brad Exp $ */ /* $FreeBSD: if_em.c,v 1.46 2004/09/29 18:28:28 mlaier Exp $ */ #include <dev/pci/if_em.h> @@ -714,44 +714,52 @@ em_init(void *arg) int em_intr(void *arg) { - u_int32_t loop_cnt = EM_MAX_INTR; - u_int32_t reg_icr; - struct ifnet *ifp; struct em_softc *sc = arg; - int s; + struct ifnet *ifp; + u_int32_t reg_icr; + int s, claimed = 0, wantinit = 0; s = splnet(); ifp = &sc->interface_data.ac_if; - reg_icr = E1000_READ_REG(&sc->hw, ICR); - if (!reg_icr) { - splx(s); - return (0); - } + for (;;) { + reg_icr = E1000_READ_REG(&sc->hw, ICR); + if (reg_icr == 0) + break; - /* Link status change */ - if (reg_icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) { - timeout_del(&sc->timer_handle); - sc->hw.get_link_status = 1; - em_check_for_link(&sc->hw); - em_update_link_status(sc); - timeout_add(&sc->timer_handle, hz); - } + claimed = 1; - while (loop_cnt > 0) { if (ifp->if_flags & IFF_RUNNING) { em_process_receive_interrupts(sc, -1); em_clean_transmit_interrupts(sc); } - loop_cnt--; + + /* Link status change */ + if (reg_icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) { + timeout_del(&sc->timer_handle); + sc->hw.get_link_status = 1; + em_check_for_link(&sc->hw); + em_update_link_status(sc); + timeout_add(&sc->timer_handle, hz); + } + + if (reg_icr & E1000_ICR_RXO) { + ifp->if_ierrors++; + wantinit = 1; + } } +#if 0 + if (wantinit) + em_init(sc); +#endif - if (ifp->if_flags & IFF_RUNNING && IFQ_IS_EMPTY(&ifp->if_snd) == 0) + if (ifp->if_flags & IFF_RUNNING && + IFQ_IS_EMPTY(&ifp->if_snd) == 0) em_start(ifp); splx(s); - return (1); + return (claimed); } /********************************************************************* diff --git a/sys/dev/pci/if_em.h b/sys/dev/pci/if_em.h index a9ac2feea9a..c5211b4f76e 100644 --- a/sys/dev/pci/if_em.h +++ b/sys/dev/pci/if_em.h @@ -32,7 +32,7 @@ POSSIBILITY OF SUCH DAMAGE. ***************************************************************************/ /* $FreeBSD: if_em.h,v 1.26 2004/09/01 23:22:41 pdeuskar Exp $ */ -/* $OpenBSD: if_em.h,v 1.16 2005/10/21 02:10:34 brad Exp $ */ +/* $OpenBSD: if_em.h,v 1.17 2005/10/24 21:42:34 brad Exp $ */ #ifndef _EM_H_DEFINED_ #define _EM_H_DEFINED_ @@ -168,13 +168,6 @@ POSSIBILITY OF SUCH DAMAGE. #define EM_RADV 64 /* - * This parameter controls the maximum no of times the driver will loop - * in the isr. - * Minimum Value = 1 - */ -#define EM_MAX_INTR 3 - -/* * This parameter controls the duration of transmit watchdog timer. */ #define EM_TX_TIMEOUT 5 /* set to 5 seconds */ diff --git a/sys/dev/pci/if_em_hw.h b/sys/dev/pci/if_em_hw.h index 9b5e87c1dd2..93ca38dbf9a 100644 --- a/sys/dev/pci/if_em_hw.h +++ b/sys/dev/pci/if_em_hw.h @@ -31,7 +31,7 @@ *******************************************************************************/ -/* $OpenBSD: if_em_hw.h,v 1.9 2005/10/07 23:24:42 brad Exp $ */ +/* $OpenBSD: if_em_hw.h,v 1.10 2005/10/24 21:42:34 brad Exp $ */ /* $FreeBSD: if_em_hw.h,v 1.15 2005/05/26 23:32:02 tackerman Exp $ */ /* if_em_hw.h * Structures, enums, and macros for the MAC @@ -564,6 +564,7 @@ uint8_t em_arc_subsystem_valid(struct em_hw *hw); E1000_IMS_TXDW | \ E1000_IMS_RXDMT0 | \ E1000_IMS_RXSEQ | \ + E1000_IMS_RXO | \ E1000_IMS_LSC) /* Number of high/low register pairs in the RAR. The RAR (Receive Address |