diff options
| author | Jason Wright <jason@cvs.openbsd.org> | 1998-09-28 05:15:58 +0000 |
|---|---|---|
| committer | Jason Wright <jason@cvs.openbsd.org> | 1998-09-28 05:15:58 +0000 |
| commit | 176aef37c51d18ce28b0af043c7ec11b1a05c9bc (patch) | |
| tree | e57186f09dc7ab6c1fde265f2ea1dff14196310a /sys/arch/sparc/dev | |
| parent | 29cba08d4c89cdc3caea4dd03cc150e6c0d272ec (diff) | |
Remember the status of the aui/tp bit, and reset it and wait
appropriately during lehwreset(); idea from pk@NetBSD
Diffstat (limited to 'sys/arch/sparc/dev')
| -rw-r--r-- | sys/arch/sparc/dev/if_le.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/arch/sparc/dev/if_le.c b/sys/arch/sparc/dev/if_le.c index 68bb0cdf31a..dfc9a7dcdb8 100644 --- a/sys/arch/sparc/dev/if_le.c +++ b/sys/arch/sparc/dev/if_le.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_le.c,v 1.11 1998/09/19 15:11:50 jason Exp $ */ +/* $OpenBSD: if_le.c,v 1.12 1998/09/28 05:15:57 jason Exp $ */ /* $NetBSD: if_le.c,v 1.50 1997/09/09 20:54:48 pk Exp $ */ /*- @@ -303,12 +303,16 @@ lehwreset(sc) * Reset DMA channel. */ if (CPU_ISSUN4M && lesc->sc_dma) { + u_int32_t aui; + + aui = lesc->sc_dma->sc_regs->csr & DE_AUI_TP; DMA_RESET(lesc->sc_dma); lesc->sc_dma->sc_regs->en_bar = lesc->sc_laddr & 0xff000000; DMA_ENINTR(lesc->sc_dma); #define D_DSBL_WRINVAL D_DSBL_SCSI_DRN /* XXX: fix dmareg.h */ /* Disable E-cache invalidates on chip writes */ - lesc->sc_dma->sc_regs->csr |= D_DSBL_WRINVAL; + lesc->sc_dma->sc_regs->csr |= D_DSBL_WRINVAL | aui; + delay(20000); /* must not touch le for 20ms */ } #endif } |