diff options
| author |   miod <miod@openbsd.org> | 2013-10-23 22:14:22 +0000 |
|---|---|---|
| committer | miod <miod@openbsd.org> | 2013-10-23 22:14:22 +0000 |
| commit | 2833c82c4cb17831e80df38bef501b852ba841c4 (patch) | |
| tree | f288da1a7d91086a7eee9ce911ca0b503ef16129 /sys | |
| parent | Enable TX checksum offload. (diff) | |
| download | wireguard-openbsd-2833c82c4cb17831e80df38bef501b852ba841c4.tar.xz wireguard-openbsd-2833c82c4cb17831e80df38bef501b852ba841c4.zip | |
Add a sc_hwinit callback when running on an ILACC, to make sure CSR4 does
not get lost if the chip is reset. Also try to mask the `TX start' interrupt,
but this doesn't seem to work.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/aviion/dev/if_le_syscon.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/sys/arch/aviion/dev/if_le_syscon.c b/sys/arch/aviion/dev/if_le_syscon.c index f24ce9147b0..1c66dc91636 100644 --- a/sys/arch/aviion/dev/if_le_syscon.c +++ b/sys/arch/aviion/dev/if_le_syscon.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_le_syscon.c,v 1.14 2013/09/24 20:14:34 miod Exp $ */ +/* $OpenBSD: if_le_syscon.c,v 1.15 2013/10/23 22:14:22 miod Exp $ */ /*- * Copyright (c) 1996 The NetBSD Foundation, Inc. @@ -100,6 +100,7 @@ struct cfattach le_syscon_ca = { sizeof(struct le_softc), le_syscon_match, le_syscon_attach }; +void le_syscon_hwinit_ilacc(struct lance_softc *); int le_syscon_intr_ilacc(void *); int le_syscon_intr_lance(void *); uint16_t le_syscon_rdcsr(struct lance_softc *, uint16_t); @@ -277,13 +278,14 @@ le_syscon_attach(struct device *parent, struct device *self, void *aux) sc->sc_rdcsr = le_syscon_rdcsr; sc->sc_wrcsr = le_syscon_wrcsr; sc->sc_hwreset = NULL; - sc->sc_hwinit = NULL; + if (lesc->sc_ilacc) + sc->sc_hwinit = le_syscon_hwinit_ilacc; + else + sc->sc_hwinit = NULL; if (lesc->sc_ilacc) { - le_syscon_wrcsr(sc, LE_CSR4, LE_C4_DMAPLUS | LE_C4_UINT); + le_syscon_hwinit_ilacc(sc); am79900_config(&lesc->u.sc_am79900); - /* Chip is stopped. Set "software style" to 32-bit. */ - le_syscon_wrcsr(sc, LE_CSR58, 2); } else am7990_config(&lesc->u.sc_am7990); @@ -298,6 +300,13 @@ le_syscon_attach(struct device *parent, struct device *self, void *aux) sysconintr_establish(intsrc, &lesc->sc_ih, self->dv_xname); } +void +le_syscon_hwinit_ilacc(struct lance_softc *sc) +{ + le_syscon_wrcsr(sc, LE_CSR4, + LE_C4_DMAPLUS | LE_C4_UINT | LE_C4_TXSTRTM); +} + int le_syscon_intr_ilacc(void *v) { @@ -308,7 +317,7 @@ le_syscon_intr_ilacc(void *v) /* Acknowledge TX start. XXX how to disable this? */ csr4 = le_syscon_rdcsr(sc, LE_CSR4); if (csr4 & LE_C4_TXSTRT) { - le_syscon_wrcsr(sc, LE_CSR4, csr4); + le_syscon_wrcsr(sc, LE_CSR4, csr4 | LE_C4_TXSTRTM); return 1; } |