freebsd-dev/sys/dev/cxgbe/firmware/t6fw_cfg.txt
Navdeep Parhar 15f3355567 cxgbe(4): Allow a T6 adapter to switch between TOE and NIC TLS mode.
The hw.cxgbe.kern_tls tunable was used for this in the past and if it
was set then all T6 adapters would be configured for NIC TLS operation
and could not be reconfigured for TOE without a reload.  With this
change ifconfig can be used to manipulate toe and txtls caps like any
other caps.  hw.cxgbe.kern_tls continues to work as usual but its
effects are not permanent any more.

* Enable nic_ktls_ofld in the default configuration file and use the
  firmware instead of direct register manipulation to apply/rollback
  NIC TLS configuration.  This allows the driver to switch the hardware
  between TOE and NIC TLS mode in a safe manner.  Note that the
  configuration is adapter-wide and not per-port.

* Remove the kern_tls config file as it works with 100G T6 cards only
  and leads to firmware crashes with 25G cards.  The configurations
  included with the driver (with the exception of the FPGA configs) are
  supposed to work with all adapters.

Reported by:	Veeresh U.K. at Chelsio
MFC after:	2 weeks
Sponsored by:	Chelsio Communications
Reviewed by:	jhb@
Differential Revision: https://reviews.freebsd.org/D29291
2021-03-25 12:39:41 -07:00

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# Firmware configuration file.
#
# Global limits (some are hardware limits, others are due to the firmware).
# nvi = 128 virtual interfaces
# niqflint = 1023 ingress queues with freelists and/or interrupts
# nethctrl = 64K Ethernet or ctrl egress queues
# neq = 64K egress queues of all kinds, including freelists
# nexactf = 512 MPS TCAM entries, can oversubscribe.
[global]
rss_glb_config_mode = basicvirtual
rss_glb_config_options = tnlmapen,hashtoeplitz,tnlalllkp
# PL_TIMEOUT register
pl_timeout_value = 200 # the timeout value in units of us
sge_timer_value = 1, 5, 10, 50, 100, 200 # SGE_TIMER_VALUE* in usecs
reg[0x10c4] = 0x20000000/0x20000000 # GK_CONTROL, enable 5th thread
reg[0x7dc0] = 0x0e2f8849 # TP_SHIFT_CNT
#Tick granularities in kbps
tsch_ticks = 100000, 10000, 1000, 10
filterMode = fragmentation, mpshittype, protocol, vlan, port, fcoe
filterMask = protocol
tp_pmrx = 36, 512
tp_pmrx_pagesize = 64K
# TP number of RX channels (0 = auto)
tp_nrxch = 0
tp_pmtx = 46, 512
tp_pmtx_pagesize = 64K
# TP number of TX channels (0 = auto)
tp_ntxch = 0
# TP OFLD MTUs
tp_mtus = 88, 256, 512, 576, 808, 1024, 1280, 1488, 1500, 2002, 2048, 4096, 4352, 8192, 9000, 9600
# enable TP_OUT_CONFIG.IPIDSplitMode, CRxPktEnc, and CCplAckMode.
reg[0x7d04] = 0x00012008/0x00012008
# TP_GLOBAL_CONFIG
reg[0x7d08] = 0x00000800/0x00000800 # set IssFromCplEnable
# TP_PC_CONFIG
reg[0x7d48] = 0x00000000/0x00000400 # clear EnableFLMError
# TP_PARA_REG0
reg[0x7d60] = 0x06000000/0x07000000 # set InitCWND to 6
# cluster, lan, or wan.
tp_tcptuning = lan
# LE_DB_CONFIG
reg[0x19c04] = 0x00000000/0x00440000 # LE Server SRAM disabled
# LE IPv4 compression disabled
# LE_DB_HASH_CONFIG
reg[0x19c28] = 0x00800000/0x01f00000 # LE Hash bucket size 8,
# ULP_TX_CONFIG
reg[0x8dc0] = 0x00000104/0x00000104 # Enable ITT on PI err
# Enable more error msg for ...
# TPT error.
# ULP_RX_MISC_FEATURE_ENABLE
#reg[0x1925c] = 0x01003400/0x01003400 # iscsi tag pi bit
# Enable offset decrement after ...
# PI extraction and before DDP
# ulp insert pi source info in DIF
# iscsi_eff_offset_en
#Enable iscsi completion moderation feature
reg[0x1925c] = 0x000041c0/0x000031c0 # Enable offset decrement after
# PI extraction and before DDP.
# ulp insert pi source info in
# DIF.
# Enable iscsi hdr cmd mode.
# iscsi force cmd mode.
# Enable iscsi cmp mode.
# MC configuration
#mc_mode_brc[0] = 1 # mc0 - 1: enable BRC, 0: enable RBC
# PFs 0-3. These get 8 MSI/8 MSI-X vectors each. VFs are supported by
# these 4 PFs only.
[function "0"]
wx_caps = all
r_caps = all
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x1
[function "1"]
wx_caps = all
r_caps = all
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x2
[function "2"]
wx_caps = all
r_caps = all
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x4
[function "3"]
wx_caps = all
r_caps = all
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x8
# PF4 is the resource-rich PF that the bus/nexus driver attaches to.
# It gets 32 MSI/128 MSI-X vectors.
[function "4"]
wx_caps = all
r_caps = all
nvi = 32
rssnvi = 32
niqflint = 512
nethctrl = 1024
neq = 2048
nqpcq = 8192
nexactf = 454
nrawf = 2
cmask = all
pmask = all
ncrypto_lookaside = 16
nclip = 320
nethofld = 8192
# TCAM has 6K cells; each region must start at a multiple of 128 cell.
# Each entry in these categories takes 2 cells each. nhash will use the
# TCAM iff there is room left (that is, the rest don't add up to 3072).
nfilter = 2032
nserver = 512
nhpfilter = 0
nhash = 16384
protocol = ofld, rddp, rdmac, iscsi_initiator_pdu, iscsi_target_pdu, iscsi_t10dif, tlskeys, crypto_lookaside, nic_ktls_ofld
tp_l2t = 4096
tp_ddp = 2
tp_ddp_iscsi = 2
tp_tls_key = 3
tp_tls_mxrxsize = 17408 # 16384 + 1024, governs max rx data, pm max xfer len, rx coalesce sizes
tp_stag = 2
tp_pbl = 5
tp_rq = 7
tp_srq = 128
# PF5 is the SCSI Controller PF. It gets 32 MSI/40 MSI-X vectors.
# Not used right now.
[function "5"]
nvi = 1
rssnvi = 0
# PF6 is the FCoE Controller PF. It gets 32 MSI/40 MSI-X vectors.
# Not used right now.
[function "6"]
nvi = 1
rssnvi = 0
# The following function, 1023, is not an actual PCIE function but is used to
# configure and reserve firmware internal resources that come from the global
# resource pool.
#
[function "1023"]
wx_caps = all
r_caps = all
nvi = 4
rssnvi = 0
cmask = all
pmask = all
nexactf = 8
nfilter = 16
# For Virtual functions, we only allow NIC functionality and we only allow
# access to one port (1 << PF). Note that because of limitations in the
# Scatter Gather Engine (SGE) hardware which checks writes to VF KDOORBELL
# and GTS registers, the number of Ingress and Egress Queues must be a power
# of 2.
#
[function "0/*"]
wx_caps = 0x82
r_caps = 0x86
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x1
[function "1/*"]
wx_caps = 0x82
r_caps = 0x86
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x2
[function "2/*"]
wx_caps = 0x82
r_caps = 0x86
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x1
[function "3/*"]
wx_caps = 0x82
r_caps = 0x86
nvi = 1
rssnvi = 0
niqflint = 2
nethctrl = 2
neq = 4
nexactf = 2
cmask = all
pmask = 0x2
# MPS has 192K buffer space for ingress packets from the wire as well as
# loopback path of the L2 switch.
[port "0"]
dcb = none
#bg_mem = 25
#lpbk_mem = 25
hwm = 60
lwm = 15
dwm = 30
[port "1"]
dcb = none
#bg_mem = 25
#lpbk_mem = 25
hwm = 60
lwm = 15
dwm = 30
[fini]
version = 0x1
checksum = 0x5fbc0a4a
#
# $FreeBSD$
#