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Merge pull request #11517 from balajicyp/tcp_pktloss 

TCP Packet loss happens due to running of out of Mailbox size.
pull/11590/head
Anna Bridge 2019-09-27 13:27:27 +01:00 committed by GitHub
parent 07b3fb9db9 4f8036b682
commit 727b089291
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 20 additions and 3 deletions
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2
features/lwipstack/lwip-sys/arch/sys_arch.h
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@ -46,7 +46,7 @@ typedef struct {
} sys_mutex_t;
// === MAIL BOX ===
#define MB_SIZE 8
#define MB_SIZE MBED_CONF_LWIP_MBOX_SIZE
typedef struct {
osEventFlagsId_t id;

5
features/lwipstack/lwipopts.h
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@ -93,8 +93,9 @@
#define LWIP_RAW 0
#endif
#define TCPIP_MBOX_SIZE 8
#define DEFAULT_TCP_RECVMBOX_SIZE 8
#define MEMP_NUM_TCPIP_MSG_INPKT MBED_CONF_LWIP_MEMP_NUM_TCPIP_MSG_INPKT
#define TCPIP_MBOX_SIZE MBED_CONF_LWIP_TCPIP_MBOX_SIZE
#define DEFAULT_TCP_RECVMBOX_SIZE MBED_CONF_LWIP_DEFAULT_TCP_RECVMBOX_SIZE
#define DEFAULT_UDP_RECVMBOX_SIZE 8
#define DEFAULT_RAW_RECVMBOX_SIZE 8
#define DEFAULT_ACCEPTMBOX_SIZE 8

16
features/lwipstack/mbed_lib.json
View File

@ -77,10 +77,26 @@
"help": "Number of simultaneously queued TCP segments. Current default (used if null here) is set to 16 in opt.h, unless overridden by target Ethernet drivers.",
"value": null
},
"memp-num-tcpip-msg-inpkt": {
"help": "Number of simultaneously queued TCP messages that are received",
"value": 8
},
"tcp-mss": {
"help": "TCP Maximum segment size. Current default (used if null here) is set to 536 in opt.h, unless overridden by target Ethernet drivers.",
"value": null
},
"tcpip-mbox-size": {
"help": "TCPIP mailbox size",
"value": 8
},
"default-tcp-recvmbox-size": {
"help": "Default TCPIP receive mailbox size",
"value": 8
},
"mbox-size": {
"help": "mailbox size",
"value": 8
},
"tcp-snd-buf": {
"help": "TCP sender buffer space (bytes). Current default (used if null here) is set to (2 * TCP_MSS) in opt.h, unless overridden by target Ethernet drivers.",
"value": null