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clean up some f/w revision stuff. clean up some dualbus stuff.

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This commit is contained in:
mjacob 1999-12-20 00:39:16 +00:00
parent 83931d33df
commit 955d4bb00b
1 changed files with 99 additions and 77 deletions
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176
sys/dev/ic/isp.c
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@ -1,4 +1,4 @@
/* $NetBSD: isp.c,v 1.44 1999/12/16 05:35:42 mjacob Exp $ */
/* $NetBSD: isp.c,v 1.45 1999/12/20 00:39:16 mjacob Exp $ */
/*
* Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration
* All rights reserved.
@ -789,25 +789,35 @@ isp_scsi_init(isp)
isp->isp_reqidx = isp->isp_reqodx = 0;
/*
* Turn on Fast Posting, LVD transitions
* Turn on Fast Posting, LVD transitions
*
* Ultra2 F/W always has had fast posting (and LVD transitions)
*
* Ultra and older (i.e., SBus) cards may not. Assume SBus cards
* do not, and only guess that 4.55.0 <= x < 5.0.0 (initiator
* only) and x >= 7.55 (initiator/target) has fast posting.
*/
if (IS_ULTRA2(isp) ||
ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)) {
mbs.param[0] = MBOX_SET_FW_FEATURES;
mbs.param[0] = MBOX_SET_FW_FEATURES;
mbs.param[1] = 0;
if (IS_ULTRA2(isp))
mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
#ifndef ISP_NO_FASTPOST_SCSI
if ((ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(4, 55, 0) &&
(ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(5, 0, 0))) ||
(ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))) {
mbs.param[1] |= FW_FEATURE_FAST_POST;
#else
mbs.param[1] = 0;
}
#endif
if (IS_ULTRA2(isp))
mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
if (mbs.param[1] != 0) {
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
PRINTF("%s: unable enable FW features\n",
isp->isp_name);
}
if (mbs.param[1] != 0) {
u_int16_t sfeat = mbs.param[1];
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
PRINTF("%s: cannot enable FW features (0x%x)\n",
isp->isp_name, sfeat);
} else {
CFGPRINTF("%s: enabled FW features (0x%x)\n",
isp->isp_name, sfeat);
}
}
@ -861,13 +871,17 @@ isp_scsi_channel_init(isp, channel)
if (IS_ULTRA2(isp) && sdp->isp_lvdmode) {
sdf = DPARM_DEFAULT & ~DPARM_TQING;
} else {
int rvf = ISP_FW_REVX(isp->isp_fwrev);
sdf = DPARM_SAFE_DFLT;
/*
* It is not quite clear when this changed over so that
* we could force narrow and async, so assume >= 7.55.
* we could force narrow and async, so assume >= 7.55
* for i/t F/W and = 4.55 for initiator f/w.
*/
if (ISP_FW_REVX(isp->isp_fwrev) >=
ISP_FW_REV(7, 55, 0)) {
if ((ISP_FW_REV(4, 55, 0) <= rvf &&
(ISP_FW_REV(5, 0, 0) > rvf)) ||
(ISP_FW_REV(7, 55, 0) <= rvf)) {
sdf |= DPARM_NARROW | DPARM_ASYNC;
}
}
@ -917,6 +931,7 @@ isp_scsi_channel_init(isp, channel)
}
IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n",
isp->isp_name, sdf, mbs.param[2], tgt));
#else
/*
* We don't update any information because we need to run
@ -931,7 +946,9 @@ isp_scsi_channel_init(isp, channel)
* seen yet.
*/
sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING;
if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))
if ((ISP_FW_REV(4, 55, 0) <= ISP_FW_REVX(isp->isp_fwrev) &&
(ISP_FW_REV(5, 0, 0) > ISP_FW_REVX(isp->isp_fwrev))) ||
(ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)))
maxlun = 32;
else
maxlun = 8;
@ -3719,7 +3736,7 @@ isp_setdfltparm(isp, channel)
{
int tgt;
mbreg_t mbs;
sdparam *sdp, *sdp_chan0, *sdp_chan1;
sdparam *sdp;
if (IS_FC(isp)) {
fcparam *fcp = (fcparam *) isp->isp_param;
@ -3749,9 +3766,8 @@ isp_setdfltparm(isp, channel)
return;
}
sdp_chan0 = (sdparam *) isp->isp_param;
sdp_chan1 = sdp_chan0 + 1;
sdp = sdp_chan0 + channel;
sdp = (sdparam *) isp->isp_param;
sdp += channel;
/*
* Been there, done that, got the T-shirt...
@ -3776,27 +3792,29 @@ isp_setdfltparm(isp, channel)
/*
* Now try and see whether we have specific values for them.
*/
mbs.param[0] = MBOX_GET_ACT_NEG_STATE;
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
IDPRINTF(2, ("could not GET ACT NEG STATE\n"));
sdp_chan0->isp_req_ack_active_neg = 1;
sdp_chan0->isp_data_line_active_neg = 1;
if (IS_DUALBUS(isp)) {
sdp_chan1->isp_req_ack_active_neg = 1;
sdp_chan1->isp_data_line_active_neg = 1;
if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
mbs.param[0] = MBOX_GET_ACT_NEG_STATE;
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
IDPRINTF(2, ("could not GET ACT NEG STATE\n"));
sdp->isp_req_ack_active_neg = 1;
sdp->isp_data_line_active_neg = 1;
} else {
sdp->isp_req_ack_active_neg =
(mbs.param[1+channel] >> 4) & 0x1;
sdp->isp_data_line_active_neg =
(mbs.param[1+channel] >> 5) & 0x1;
}
} else {
sdp_chan0->isp_req_ack_active_neg = (mbs.param[1] >> 4) & 0x1;
sdp_chan0->isp_data_line_active_neg = (mbs.param[1] >> 5) & 0x1;
if (IS_DUALBUS(isp)) {
sdp_chan1->isp_req_ack_active_neg =
(mbs.param[2] >> 4) & 0x1;
sdp_chan1->isp_data_line_active_neg =
(mbs.param[2] >> 5) & 0x1;
}
sdp->isp_req_ack_active_neg = 1;
sdp->isp_data_line_active_neg = 1;
}
IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n",
isp->isp_name, channel, sdp->isp_req_ack_active_neg));
IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n",
isp->isp_name, channel, sdp->isp_data_line_active_neg));
/*
* The trick here is to establish a default for the default (honk!)
* state (dev_flags). Then try and get the current status from
@ -3830,47 +3848,51 @@ isp_setdfltparm(isp, channel)
* Don't get current target parameters if we've been
* told not to use NVRAM- it's really the same thing.
*/
if (isp->isp_confopts & ISP_CFG_NONVRAM) {
continue;
}
if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
mbs.param[0] = MBOX_GET_TARGET_PARAMS;
mbs.param[1] = tgt << 8;
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
continue;
}
sdp->isp_devparam[tgt].cur_dflags = mbs.param[2];
sdp->isp_devparam[tgt].dev_flags = mbs.param[2];
sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff;
sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8;
mbs.param[0] = MBOX_GET_TARGET_PARAMS;
mbs.param[1] = tgt << 8;
isp_mboxcmd(isp, &mbs);
if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
continue;
}
sdp->isp_devparam[tgt].cur_dflags = mbs.param[2];
sdp->isp_devparam[tgt].dev_flags = mbs.param[2];
sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff;
sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8;
/*
* The maximum period we can really see
* here is 100 (decimal), or 400 ns.
* For some unknown reason we sometimes
* get back wildass numbers from the
* boot device's parameters (alpha only).
*/
if ((mbs.param[3] & 0xff) <= 0x64) {
sdp->isp_devparam[tgt].sync_period =
mbs.param[3] & 0xff;
sdp->isp_devparam[tgt].sync_offset =
mbs.param[3] >> 8;
}
/*
* The maximum period we can really see
* here is 100 (decimal), or 400 ns.
* For some unknown reason we sometimes
* get back wildass numbers from the
* boot device's parameters (alpha only).
*/
if ((mbs.param[3] & 0xff) <= 0x64) {
sdp->isp_devparam[tgt].sync_period =
mbs.param[3] & 0xff;
sdp->isp_devparam[tgt].sync_offset =
mbs.param[3] >> 8;
}
/*
* It is not safe to run Ultra Mode with a clock < 60.
*/
if (((isp->isp_clock && isp->isp_clock < 60) ||
(isp->isp_type < ISP_HA_SCSI_1020A)) &&
(sdp->isp_devparam[tgt].sync_period <=
(ISP_20M_SYNCPARMS & 0xff))) {
sdp->isp_devparam[tgt].sync_offset =
ISP_10M_SYNCPARMS >> 8;
sdp->isp_devparam[tgt].sync_period =
ISP_10M_SYNCPARMS & 0xff;
/*
* It is not safe to run Ultra Mode with a clock < 60.
*/
if (((isp->isp_clock && isp->isp_clock < 60) ||
(isp->isp_type < ISP_HA_SCSI_1020A)) &&
(sdp->isp_devparam[tgt].sync_period <=
(ISP_20M_SYNCPARMS & 0xff))) {
sdp->isp_devparam[tgt].sync_offset =
ISP_10M_SYNCPARMS >> 8;
sdp->isp_devparam[tgt].sync_period =
ISP_10M_SYNCPARMS & 0xff;
}
}
IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n",
isp->isp_name, channel, tgt,
sdp->isp_devparam[tgt].dev_flags,
sdp->isp_devparam[tgt].sync_period,
sdp->isp_devparam[tgt].sync_period));
}
/*