diff options
| author | Marco Peereboom <marco@cvs.openbsd.org> | 2006-05-21 22:56:46 +0000 |
|---|---|---|
| committer | Marco Peereboom <marco@cvs.openbsd.org> | 2006-05-21 22:56:46 +0000 |
| commit | 71b92a5af276d179d321e20d38b1aca8377af937 (patch) | |
| tree | 21fd096468845c477335703247f0e471d07f17ab /sys/dev/ic/mfi.c | |
| parent | caf11ef7c6a468905e2f4db28a496bbca6ccd6a9 (diff) | |
Do a giant flush of disk and raid-card memory when SYNCHONIZE_CACHE is called.
Diffstat (limited to 'sys/dev/ic/mfi.c')
| -rw-r--r-- | sys/dev/ic/mfi.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/sys/dev/ic/mfi.c b/sys/dev/ic/mfi.c index aa69aec8d76..79fefe77772 100644 --- a/sys/dev/ic/mfi.c +++ b/sys/dev/ic/mfi.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mfi.c,v 1.46 2006/05/21 21:55:44 marco Exp $ */ +/* $OpenBSD: mfi.c,v 1.47 2006/05/21 22:56:45 marco Exp $ */ /* * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us> * @@ -919,6 +919,7 @@ mfi_scsi_cmd(struct scsi_xfer *xs) struct scsi_rw_big *rwb; uint32_t blockno, blockcnt; uint8_t target = link->target; + uint8_t flushcmd; DNPRINTF(MFI_D_CMD, "%s: mfi_scsi_cmd opcode: %#x\n", DEVNAME(sc), xs->cmd->opcode); @@ -961,6 +962,17 @@ mfi_scsi_cmd(struct scsi_xfer *xs) } break; + case SYNCHRONIZE_CACHE: + mfi_put_ccb(ccb); /* we don't need this */ + + flushcmd = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE; + if (mfi_mgmt(sc, MR_DCMD_CTRL_CACHE_FLUSH, MFI_DATA_NONE, + sizeof(flushcmd), &flushcmd)) + goto stuffup;; + + return (COMPLETE); + /* NOTREACHED */ + /* hand it of to the firmware and let it deal with it */ default: if (mfi_scsi_ld(ccb, xs)) { @@ -1097,6 +1109,13 @@ mfi_mgmt(struct mfi_softc *sc, uint32_t opc, uint32_t dir, uint32_t len, ccb->ccb_frame_size = MFI_DCMD_FRAME_SIZE; + /* handle special opcodes, use the buffer parameter */ + switch (opc) { + case MR_DCMD_CTRL_CACHE_FLUSH: + dcmd->mdf_mbox[0] = *((uint8_t *)buf); + break; + } + if (dir != MFI_DATA_NONE) { dcmd->mdf_header.mfh_data_len = len; ccb->ccb_data = buf; |