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501 Commits

Author SHA1 Message Date
Xiang Xiao
c6e9edcbb6 net: Rename arp_arpin to arp_input 
align with other similar function(e.g. ipv4_input and ipv6_input)

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-12-04 20:39:21 +08:00
chao an
34d2cde8a8 net/l2/l3/l4: add support of iob offload 
1. Add new config CONFIG_NET_LL_GUARDSIZE to isolation of l2 stack,
   which will benefit l3(IP) layer for multi-MAC(l2) implementation,
   especially in some NICs such as celluler net driver.

new configuration options: CONFIG_NET_LL_GUARDSIZE

CONFIG_NET_LL_GUARDSIZE will reserved l2 buffer header size of
network buffer to isolate the L2/L3 (MAC/IP) data on network layer,
which will be beneficial to L3 network layer protocol transparent
transmission and forwarding

------------------------------------------------------------
Layout of frist iob entry:

        iob_data (aligned by CONFIG_IOB_ALIGNMENT)
            |
            |                  io_offset(CONFIG_NET_LL_GUARDSIZE)
            |                                |
            -------------------------------------------------
      iob   |            Reserved            |    io_len    |
            -------------------------------------------------

-------------------------------------------------------------
Layout of different NICs implementation:

        iob_data (aligned by CONFIG_IOB_ALIGNMENT)
            |
            |                 io_offset(CONFIG_NET_LL_GUARDSIZE)
            |                                |
            -------------------------------------------------
 Ethernet   |       Reserved    | ETH_HDRLEN |    io_len    |
            ---------------------------------|---------------
 8021Q      |   Reserved  | ETH_8021Q_HDRLEN |    io_len    |
            ---------------------------------|---------------
 ipforward  |            Reserved            |    io_len    |
            -------------------------------------------------

--------------------------------------------------------------------

2. Support iob offload to l2 driver to avoid unnecessary memory copy

Support send/receive iob vectors directly between the NICs and l3/l4
stack to avoid unnecessary memory copies, especially on hardware that
supports Scatter/gather, which can greatly improve performance.

new interface to support iob offload:

  ------------------------------------------
  |    IOB version     |     original      |
  |----------------------------------------|
  |  devif_iob_poll()  |   devif_poll()    |
  |       ...          |       ...         |
  ------------------------------------------

--------------------------------------------------------------------

1> NIC hardware support Scatter/gather transfer

TX:

                tcp_poll()/udp_poll()/pkt_poll()/...(l3|l4)
                           /              \
                          /                \
devif_poll_[l3|l4]_connections()     devif_iob_send() (nocopy:udp/icmp/...)
           /                                   \      (copy:tcp)
          /                                     \
  devif_iob_poll("NIC"_txpoll)                callback() // "NIC"_txpoll
                                                  |
                            dev->d_iob:           |
                                                ---------------         ---------------
                             io_data       iob1 |  |          |    iob3 |  |          |
                                    \           ---------------         ---------------
                                  ---------------  |       --------------- |
                             iob0 |  |          |  |  iob2 |  |          | |
                                  ---------------  |       --------------- |
                                     \             |          /           /
                                        \          |       /           /
                                   ----------------------------------------------
                    NICs io vector |    |    |    |    |    |    |    |    |    |
                                   ----------------------------------------------

RX:

  [tcp|udp|icmp|...]ipv[4|6]_data_handler()(iob_concat/append to readahead)
                    |
                    |
      [tcp|udp|icmp|...]_ipv[4|6]_in()/...
                    |
                    |
          pkt/ipv[4/6]_input()/...
                    |
                    |
     NICs io vector receive(iov_base to each iobs)

--------------------------------------------------------------------

2> CONFIG_IOB_BUFSIZE is greater than MTU:

TX:

"(CONFIG_IOB_BUFSIZE) > (MAX_NETDEV_PKTSIZE + CONFIG_NET_GUARDSIZE + CONFIG_NET_LL_GUARDSIZE)"

                tcp_poll()/udp_poll()/pkt_poll()/...(l3|l4)
                           /              \
                          /                \
devif_poll_[l3|l4]_connections()     devif_iob_send() (nocopy:udp/icmp/...)
           /                                   \      (copy:tcp)
          /                                     \
  devif_iob_poll("NIC"_txpoll)                callback() // "NIC"_txpoll
                                                  |
                                             "NIC"_send()
                          (dev->d_iob->io_data[CONFIG_NET_LL_GUARDSIZE - NET_LL_HDRLEN(dev)])

RX:

  [tcp|udp|icmp|...]ipv[4|6]_data_handler()(iob_concat/append to readahead)
                    |
                    |
      [tcp|udp|icmp|...]_ipv[4|6]_in()/...
                    |
                    |
          pkt/ipv[4/6]_input()/...
                    |
                    |
     NICs io vector receive(iov_base to io_data)

--------------------------------------------------------------------

3> Compatible with all old flat buffer NICs

TX:
                tcp_poll()/udp_poll()/pkt_poll()/...(l3|l4)
                           /              \
                          /                \
devif_poll_[l3|l4]_connections()     devif_iob_send() (nocopy:udp/icmp/...)
           /                                   \      (copy:tcp)
          /                                     \
  devif_iob_poll(devif_poll_callback())  devif_poll_callback() /* new interface, gather iobs to flat buffer */
       /                                           \
      /                                             \
 devif_poll("NIC"_txpoll)                     "NIC"_send()(dev->d_buf)

RX:

  [tcp|udp|icmp|...]ipv[4|6]_data_handler()(iob_concat/append to readahead)
                    |
                    |
      [tcp|udp|icmp|...]_ipv[4|6]_in()/...
                    |
                    |
               netdev_input()  /* new interface, Scatter/gather flat/iob buffer */
                    |
                    |
          pkt/ipv[4|6]_input()/...
                    |
                    |
    NICs io vector receive(Orignal flat buffer)

3. Iperf passthrough on NuttX simulator:

  -------------------------------------------------
  |  Protocol      | Server | Client |            |
  |-----------------------------------------------|
  |  TCP           |  813   |   834  |  Mbits/sec |
  |  TCP(Offload)  | 1720   |  1100  |  Mbits/sec |
  |  UDP           |   22   |   757  |  Mbits/sec |
  |  UDP(Offload)  |   25   |  1250  |  Mbits/sec |
  -------------------------------------------------

Signed-off-by: chao an <anchao@xiaomi.com>
 2022-12-03 11:47:04 +08:00
chao an
0de9e387a7 net/loopback: reuse devif_loopback() logic for device lo(loopback) 
TX poll callback in device lo(loopback) can be replaced by devif_loopback()
from devif_poll() hook, remove duplicate code to reuse this logic

Signed-off-by: chao an <anchao@xiaomi.com>
 2022-11-30 10:07:14 +08:00
chao an
6fa60627eb net/devif/ip: build l2 header on the IP layer 
Signed-off-by: chao an <anchao@xiaomi.com>
 2022-11-27 12:13:45 +08:00
chao an
8850dee746 net/devif: move preprocess of txpoll into common code 
Signed-off-by: chao an <anchao@xiaomi.com>
 2022-11-27 12:11:12 +08:00
Xiang Xiao
d8e53d7b4f Fix error: format specifies type 'unsigned long' but the argument has type 'unsigned int' 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-11-20 14:34:44 +01:00
David Sidrane
d05a5d16ee imxrt:Support TJ1103 PHY 2022-11-15 02:27:35 +08:00
anjiahao
d07792a343 Initialize global mutext/sem by NXMUTEX_INITIALIZER and SEM_INITIALIZER 
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-11-14 09:34:04 +09:00
zhanghongyu
f00c11aec4 socket: separation error code EBADF and ENOTSOCK 
Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
 2022-10-29 08:18:02 +02:00
chao an
a8d3286258 net: move device buffer define to common header 
Signed-off-by: chao an <anchao@xiaomi.com>
 2022-10-28 00:32:16 -04:00
anjiahao
5724c6b2e4 sem:remove sem default protocl 
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
 2022-10-22 14:50:48 +08:00
Xiang Xiao
6b31918b42 Remove the unnecessary cast for main_t, NULL and argv 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-10-18 08:51:45 +02:00
anjiahao
d1d46335df Replace nxsem API when used as a lock with nxmutex API 
Signed-off-by: anjiahao <anjiahao@xiaomi.com>
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-10-17 15:59:46 +09:00
Masayuki Ishikawa
9930ad3279 drivers: net: Fix build errors in skeleton.c 
Summary:
- This commit fixes build errors in skeleton.c
- Also, add CONFIG_NET_SKELETON to Kconfig and Make.defs

Impact:
- None

Testing:
- Build with sabre-6quad:netnsh (will be updated later)

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
 2022-10-07 14:34:03 +08:00
Xiang Xiao
486a6f81d1 drivers/net: Enable NETDEVICES by default 
since there are many net drivers doesn't depend on phy

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-10-01 19:12:15 +02:00
Xiang Xiao
0fa17f32f2 drivers/telnet: Remove io work thread 
The thread isn't really needed but complicate the workflow

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-09-30 12:54:29 +09:00
Xiang Xiao
c3b6d35290 drivers/telnet: Let psock_poll check the valid of td_psock instead 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-09-30 12:54:29 +09:00
Xiang Xiao
a52fbe87eb drivers/telnet: Return the partial sent bytes in telnet_write 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-09-30 12:54:29 +09:00
Xiang Xiao
40ef5bc6db libc: Move queue.h from include to include/nuttx 
to avoid the conflict with libuv's queue.h

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-09-26 08:04:58 +02:00
wangbowen6
344c8be049 poll: add poll_notify() api and call it in all drivers 
Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
 2022-09-26 12:06:32 +08:00
Alan Carvalho de Assis
72313301e2 net/w5500: Fix small typo 2022-09-13 19:50:25 -04:00
Huang Qi
e4e3208180 Replace all strncpy with strlcpy for safety 
Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
 2022-08-25 13:38:36 +08:00
Xiang Xiao
2b37909c9e libc: Move crc8.h, crc16.h and crc32.h from include to include/nuttx 
to avoid the conflict with the 3rd party library

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-08-13 13:28:24 +03:00
Petro Karashchenko
b3cd9090d1 drivers/net: make sure that net driver d_buf is 16-bit aligned 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-08-05 22:21:37 +08:00
ligd
8a3683fb9f rptun: add ns_match callback to resolve rptun deadlock 
thread A: accept -> net_lock -> socket_rpmsg_accept
          -> rpmsg_register_callabck -> rptun_lock
thread B: ns_bind -> rpmsg_socket_ns_bind -> get_tx_payload_buffer
          -> rptun_wait_tx -> usrsock_rpmsg_ept_cb -> usrsockdev_write
          -> net_lock -> deadlock

fix:
add ns_match callback

Signed-off-by: ligd <liguiding1@xiaomi.com>
 2022-07-27 20:36:51 +08:00
Gustavo Henrique Nihei
e999708b31 drivers: Convert DEBUGASSERT(false) into more intuitive DEBUGPANIC() 
Signed-off-by: Gustavo Henrique Nihei <gustavo.nihei@espressif.com>
 2022-07-14 12:08:45 +08:00
Nathan Hartman
849f760b77 Fix various typos 2022-07-08 02:15:54 +08:00
Michael Jung
9be3848491 Add driver for WIZnet W5500 Ethernet controller 
A device driver based on drivers/net/skeleton.c, which uses the W5500 in
MACRAW mode (i.e. bypassing the integrated protocol stack).

Signed-off-by: Michael Jung <michael.jung@secore.ly>
 2022-06-03 13:01:23 +08:00
zhanghongyu
035d925864 devif: remove all devif_timer 
Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
 2022-06-02 20:11:50 -03:00
Petro Karashchenko
09b3fb25ab drivers: remove unimplemented open/close/ioctl interfaces 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-04-15 16:56:25 +08:00
Xiang Xiao
9785d6606c openamp: Change the dependence from OPENAMP to RPTUN 
since all rpmsg driver need the extension api exposed by rptun driver

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-04-05 10:05:41 +03:00
Petro Karashchenko
68902d8732 pid_t: unify usage of special task IDs 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-03-22 21:22:32 +08:00
Petro Karashchenko
08043fb5bc net: unify FAR keyword usage for all net buffer memory mapped buffers 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-01-20 01:42:56 +08:00
Petro Karashchenko
9551de7115 net: use HTONS, NTOHS, HTONL, NTOHL macro in kernel code 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-01-18 10:59:47 +01:00
Petro Karashchenko
a743fed63d file_operations: get back C89 compatible initializer 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2022-01-11 02:14:00 +08:00
Xiang Xiao
7060408c62 Fix net/rpmsgdrv.c:440:20: error: '#' flag used with '%p' gnu_printf format 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2022-01-07 15:59:58 +08:00
Xiang Xiao
348b9b0d35 net/slip: Update IFF_RUNNING flag by netdev_carrier_on and netdev_carrier_off 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-12-22 07:15:00 -03:00
Xiang Xiao
e63e083a2f net/tun: Update IFF_RUNNING flag by netdev_carrier_on and netdev_carrier_off 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-12-22 07:15:00 -03:00
Xiang Xiao
500d8541fa net/loopback: Update IFF_RUNNING flag by netdev_carrier_on and netdev_carrier_off 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-12-22 07:15:00 -03:00
Xiang Xiao
dfcb3cea59 Replace self defined macros with NET_SOCK_[FAMILY|TYPE|PROTOCOL] 
NET_SOCK_* is defined by nuttx/net/netconfig.h and then can be shared

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-12-21 11:02:33 -03:00
Petro Karashchenko
51a2db6ffc Kconfig: improve uniformity 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2021-12-14 07:32:48 -06:00
Petro Karashchenko
3b3cebdd3e typo: fix type for word "instance" 
Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
 2021-12-14 06:39:34 -06:00
Alin Jerpelea
91a5f90a7f author: UVC Ingenieure : update licenses to Apache 
Gregory Nutt has submitted the SGA
UVC Ingenieure has submitted the SGA
Max Holtzberg has submitted the ICLA

as a result we can migrate the licenses to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2021-09-15 15:57:55 +08:00
Alin Jerpelea
151f6eab3c author: Anton D. Kachalov: update licenses to Apache 
Anton D. Kachalov has submitted the ICLA
as a result we can migrate the licenses to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2021-09-01 21:02:34 +08:00
Xiang Xiao
b3f9ffbe72 Replace all __attribute__((aligned(x)) with aligned_data(x) 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-07-29 21:55:21 -03:00
chao.an
50f415d529 net/telnet: fix a potential busyloop if rxbuffer writes faster than read 
Signed-off-by: chao.an <anchao@xiaomi.com>
 2021-06-13 05:06:54 -05:00
Xiang Xiao
2e54df0f35 Don't include assert.h from public header file 
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
 2021-06-03 08:36:03 -07:00
Alin Jerpelea
e1d361eddf drivers: nxstyle fixes 
Fixes for errors reported by nxstyle

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2021-04-05 07:31:45 -05:00
Alin Jerpelea
ccff570e6f drivers: nxstyle fixes 
nxstyle fixes to pass the CI.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2021-03-04 18:32:27 -08:00
Alin Jerpelea
e5b6305f4a drivers: Author Gregory Nutt: update licenses to Apache 
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
 2021-03-04 18:32:27 -08:00