This value was not very useful as the size of the table is fixed (equals
RTE_KVARGS_MAX).
By the way, the memset in the initialization function was wrong (size
too short). Even if it was not really an issue since we rely on the
"count" field, it is now fixed by this patch.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
Now that rte_kvargs is a generic library, there is no need to have an argument
for the driver name in rte_kvargs_tokenize() and rte_kvargs_parse()
prototypes. This argument was only used to log the driver name in case of
error. Instead, we can add a log in init function of pmd_pcap and pmd_ring.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
The rte_kvargs library is a reworked copy of rte_eth_pcap_arg_parser,
so it provides the same service. Therefore we can use it and remove the
code of rte_eth_pcap_arg_parser.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
This macro was used for blacklist parsing but is not used anymore
since commit 5a55b9ac91.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
1) In the EAL initialization phase, invoke the function rte_eal_cpu_init
to detect the set of running cores (and enable them by default) before
processing the [enabled] core mask option that is performed during the
parsing of EAL arguments.
2) In the function rte_eal_cpu_init():
- to parse the set of all running logical cores on the machine, do not
use the RTE_LCORE_FOREACH macro that considers the set of already
detected cores...
Instead, use a standard loop based on the RTE_MAX_LCORE constant.
- explicitely set to ROLE_RTE the role of each detected logical core
that is recorded in the EAL configuration, as all running cores are
enabled by default.
3) In the function eal_parse_coremask(), update the "lcore_count" field
of the EAL configuration with the effective number of logical cores
that are set in the mask of enabled logical cores.
Signed-off-by: Ivan Boule <ivan.boule@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Adding or subtracting a value to a pointer makes a new pointer
of unknown type.
So typeof() is replaced by (void*) in RTE_PTR_ADD() and RTE_PTR_SUB().
But RTE_PTR_ALIGN_* macros have in their explicit API to return a pointer
of the same type. Since RTE_PTR_ALIGN_CEIL is based on RTE_PTR_ADD, a
typeof() is added to keep the original behaviour.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Add an option to specify libraries to be loaded before probing the PCI.
For instance, testpmd -d librte_pmd_xxx.so can be used to enable xxx driver
support on testpmd without any recompilation of testpmd.
Plugins are loaded before creating threads because we want the threads to
inherit any property that could be set while loading a plugin, such as iopl().
Signed-off-by: Damien Millescamps <damien.millescamps@6wind.com>
Signed-off-by: Jean-Mickael Guerin <jean-mickael.guerin@6wind.com>
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Before recompiling a file, rte.compile-pre.mk checks whether the command
line is different from the previous one.
This is done by storing for each object file the entire command line in a
kind of dependency file with a .cmd extension (see obj2cmd). If that file
exists, the line is retrieved first and compared against $(C_TO_O_STR).
The object file gets recompiled if the file doesn't exist or if the line
is different.
The problem is that sometimes, files are recompiled for no apparent reason.
The check doesn't work properly when a command line contains double-quoted
strings such as -DFOO='"bar"' because the shell interprets and strips them.
This is fixed by protecting C_TO_O_CMD with simple quotes, knowing that
such quotes are already escaped in C_TO_O_STR.
Moreover, because simple quotes are escaped in C_TO_O_STR, the retrieved
command should be compared against C_TO_O instead.
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
The GCC prefix -Wl was ignored because the command line value has higher priority.
It ended in impossibilty for GCC to pass parameters to LD.
The prefixed value must override the command line one.
Signed-off-by: Julien Courtat <julien.courtat@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Add mk/rte.shared.mk and mk/rte.extshared.mk in framework to
allow shared libraries compilation through framework
Signed-off-by: Didier Pallard <didier.pallard@6wind.com>
Acked-by: Ivan Boule <ivan.boule@6wind.com>
This will install the binary sdk (bin + modules + libs + headers + mk)
in the specified directory.
This directory can be used as RTE_SDK by external applications.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
This allows the user to prepare a configuration with make config
before using make install.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
This variable $(O) can be used to specify a build directory
when doing an "install" procedure. The default is ".", which
means that targets will be built in the source dpdk.
This option is useful to compile outside of the source tree that may be
read-only.
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
The goal of this rule is to show which rules/options are available from a
"make" command.
Let's start by printing short doc about SDK building.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Reviewed-by: Olivier Matz <olivier.matz@6wind.com>
Allow to list configs in config/ directory with a simple make rule.
The rule showconfigs is reused in config error.
In the same time, "echo -n" is replaced by the more portable "printf".
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Reviewed-by: Olivier Matz <olivier.matz@6wind.com>
This is a cheat sheet to build DPDK and can be used for a "make help".
It is explicitly described as a build help in order to concatenate it
with other helps such as test commands.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
The parameter PROJECT_NUMBER is used in the HTML header
via the template variable $projectnumber.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Vincent Jardin <vincent.jardin@6wind.com>
The version string is extracted from rte_version.h.
RTE_VER_* macros are concatenated and separators " . . r " are inserted.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Vincent Jardin <vincent.jardin@6wind.com>
- rte_panic must be before rte_panic_ to be associated to its doc
- marker /**< must be used when commenting after the declaration only
- fix rte_string_fns.h title
- typos
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Ignore __attribute__ because it was wrongly parsed as an identifier.
This configuration is described in
http://www.stack.nl/~dimitri/doxygen/manual/preprocessing.html
Reported-by: Cyril Cressent <cyril.cressent@intel.com>
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Some functions are available only if RTE_MBUF_SCATTER_GATHER is enabled.
So it must be configured for doxygen parser.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
- add index page
- add doxygen configuration for API
- add doxygen CSS customization applied by a script
- HTML generation via make rules
The configuration is splitted in a static file and a make rule in order to
dynamically configure output format and path.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: David Marchand <david.marchand@6wind.com>
It seems that doc/ has been removed so these rules are useless.
This clean-up is preliminary to generate some doc.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
rte.sdkroot.mk is mainly calling other makefiles.
These redirecting rules can be factorized by called makefile.
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
The option RTE_LIBRTE_KNI_DEBUG has no effect so it should be removed.
The right options are:
- RTE_KNI_KO_DEBUG
- RTE_KNI_VHOST_DEBUG_RX
- RTE_KNI_VHOST_DEBUG_TX
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This is not supported, disable to avoid compilation error like:
lib/librte_eal/linuxapp/kni/kni_misc.c:304:2: error:
format '%llx' expects argument of type 'long long unsigned int',
but argument 2 has type 'phys_addr_t' [-Werror=format]
Signed-off-by: Jean-Mickael Guerin <jean-mickael.guerin@6wind.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
This provides a sample application and library showing how to use the
Intel(R) DPDK with basic netmap applications.
The Netmap compatibility library provides a minimal set of APIs to give the ability to
programs written against the Netmap APIs to be run with minimal changes to their
source code, using the Intel® DPDK to perform the actual packet I/O.
Since Netmap applications use regular system calls, like open(), ioctl() and
mmap() to communicate with the Netmap kernel module performing the packet I/O,
the compat_netmap library provides a set of similar APIs to use in place of those
system calls, effectively turning a Netmap application into a Intel(R) DPDK one.
The provided library is currently minimal and doesn’t support all the features that
Netmap supports, but is enough to run simple applications, such as the
bridge example included.
The application requires a single command line option:
-i INTERFACE is the number of a valid Intel(R) DPDK port to use.
If a single -i parameter is given, the interface will send back all the traffic it
receives. If two -i parameters are given, the two interfaces form a bridge, where
traffic received on one interface is replicated and sent by the other interface.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
This provides a new sample application which demonstrates how
the ivshmem library and EAL capabilities can be used to create
a zero-copy fast-path for packet communication between host
machine and guest vm.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
The vhost sample application demonstrates integration of the Intel(R) Data Plane
Development Kit (Intel(R) DPDK) with the Linux KVM hypervisor by implementing the
vhost-net offload API. The sample application performs simple packet switching
between virtual machines based on Media Access Control (MAC) address or Virtual
Local Area Network (VLAN) tag. The splitting of ethernet traffic from an external switch
is performed in hardware by the Virtual Machine Device Queues (VMDQ) and Data
Center Bridging (DCB) features of the Intel(R) 82599 10 Gigabit Ethernet Controller.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Updates including support for Intel® Communications Chipset
8925 to 8955 Series.
Add support for the wireless KASUMI algorithm.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
A series of minor changes to example applications included in the
Intel DPDK 1.6 release.
* changes to NIC configuration flags, e.g. specifying RSS
* replacing local "DIM" macro with common "RTE_DIM" macro
* minor whitespace changes for alignment.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Hardware does not support RSS in SRIOV setups.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Signed-off-by: David Marchand <david.marchand@6wind.com>
The mq_mode was not set when rxq is > 0; it's defaulted to ETH_MQ_RX_NONE.
As a result, RSS remains inactive. The fix is to set mq_mode to ETH_MQ_RX_RSS
when hf is non-zero.
This bug was introduced by commit 243db2ddee
igb/ixgbe: ETH_MQ_RX_NONE should disable RSS
Signed-off-by: Daniel Kan <dan@nyansa.com>
Acked-by: Maxime Leroy <maxime.leroy@6wind.com>
This adds a new forwarding mode to testpmd, whereby it will forward
packets, but on a transmit failure, it will wait a small amount of time
before retrying the transmit again. This mode can be useful in some
cases to set a zero-packet loss rate at the cost of overall throughput,
especially in cases where TX ring size/buffering is constrained, such as
with virtio.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
* Change behaviour to spread the memory specified across all sockets
rather than duplicating the memory for each one. This way the memory
size specified is the total memory needed by the test.
* Minor reordering of test cases, to ensure that ring autotest is the
final test run.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
It's no longer possible to run all autotests in
a single go and have them pass, so remove that option.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Minor chanes including replacing local DIM macro with more standard
RTE_DIM macro from rte_common.h.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
don't compile the timer autotests unless timer library is turned on in
the compile-time configuration.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Minor fixes/updates to the autotest app, including:
* replace hard-coded values with #defines in rte_power.h
* replace local DIM() macro with common RTE_DIM
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
The following changes are included in this patch for ixgbe:
* Support for a separate Vector Poll-Mode Driver component
* Refactoring to extract out definitions from .c file to separate .h
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
This is a fix for the ixgbe hardware offload flags not being set
when bulk alloc RX is used. The issue was caused by masking off
the bits that store the hardware offload values in the status_error
field to retrieve the done bit for the descriptor.
Commit 7431041062 in DPDK-1.3.0
introduced bulk dequeue, which included the bug.
Signed-off-by: Bryan Benson <bmbenson@amazon.com>
Acked-by: Ivan Boule <ivan.boule@6wind.com>
Physical Function assignes Tx/Rx queues to each Virtual Function
according to different schemes[1]. By querying through mailbox,
VF is able to get number of Tx/Rx queues assigned to it.
Note that current Intel ixgbe driver ixgbe-3.18.7 does not fully
support mailbox message IXGBE_VF_GET_QUEUES. The service routine
for IXGBE_VF_GET_QUEUES must be fixed, otherwise PF always return
1 as Tx/Rx queue number.
[1] See section 7.2.1.2.1, 7.1.2.2 and 7.10.2.7.2 of Intel 82599 10
Gbe Controller Datasheet.
Signed-off-by: Qinglai Xiao <jigsaw@gmail.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Following introduction of loopback mode, this mode should be explicitely
disabled in ixgbe_dev_rx_init() if not enabled.
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Signed-off-by: David Marchand <david.marchand@6wind.com>
82599 has two loopback operation modes, Tx->Rx and Rx->Tx.
For the time being only Tx->Rx is supported.
The new field lpbk_mode added in struct rte_eth_conf defines loopback
operation mode for certain ethernet controller. By default the value
of lpbk_mode is 0, meaning loopback mode disabled.
Since each ethernet controller has its own definition of loopback modes,
API user has to check both datasheet and implementation of certain driver
so as to understand what are valid values to be set, and what are the
expected behaviors.
Check IXGBE_LPBK_82599_XXX which are defined in ixgbe_ethdev.h
for valid values of 82599 loopback mode.
Signed-off-by: Qinglai Xiao <jigsaw@gmail.com>
Acked-by: Ivan Boule <ivan.boule@6wind.com>
Acked-by: Venky Venkatesan <venky.venkatesan@intel.com>
The 82576 has known issues which require the write threshold to be set to 1.
See:
http://download.intel.com/design/network/specupdt/82576_SPECUPDATE.pdf
If not then single packets will hang in transmit ring until more arrive.
Simple tests like ping will fail.
The workaround was in the wrong file (commit a30ebfbb8c).
Move it in igb one to restore original patch (7e9e49feea).
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
