From 336b733a510302af86fb4a528dd4371ff83ccfa4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B6=82=E7=85=9C=E6=B4=8B?= <1163589503@qq.com>
Date: Tue, 11 Jul 2023 18:57:12 +0800
Subject: [PATCH] 23/07/11 Fix Lwip TCP Rx Speed.

---
 .../resources/ethernet/LwIP/arch/sys_arch.c   | 42 ++-----------------
 1 file changed, 4 insertions(+), 38 deletions(-)

diff --git a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/sys_arch.c b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/sys_arch.c
index dae31e531..281ad1f56 100644
--- a/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/sys_arch.c
+++ b/Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/arch/sys_arch.c
@@ -85,27 +85,18 @@ char lwip_flag = 0;
 
 x_ticks_t lwip_sys_now;
 
-struct sys_timeouts {
-  struct sys_timeo *next;
-};
-
-struct timeoutlist {
-  struct sys_timeouts timeouts;
-  int32 pid;
-};
-
 #define SYS_THREAD_MAX 4
 
-static struct timeoutlist s_timeoutlist[SYS_THREAD_MAX];
-
-static u16_t s_nextthread = 0;
-
 struct netif gnetif;
 sys_sem_t* get_eth_recv_sem() {
     static sys_sem_t g_recv_sem = 0;
     return &g_recv_sem;
 }
 
+void sys_init(void) {
+  // do nothing
+}
+
 u32_t
 sys_jiffies(void) {
   lwip_sys_now = CurrentTicksGain();
@@ -118,31 +109,6 @@ sys_now(void) {
   return CalculateTimeMsFromTick(lwip_sys_now);
 }
 
-void
-sys_init(void) {
-  int i;
-  for(i = 0; i < SYS_THREAD_MAX; i++) {
-    s_timeoutlist[i].pid = 0;
-    s_timeoutlist[i].timeouts.next = NULL;
-  }
-  s_nextthread = 0;
-}
-
-struct sys_timeouts *sys_arch_timeouts(void) {
-  int i;
-  int32 pid;
-  struct timeoutlist *tl;
-  pid = (int32)GetKTaskDescriptor()->id.id;
-  for(i = 0; i < s_nextthread; i++) {
-    tl = &(s_timeoutlist[i]);
-    if(tl->pid == pid)
-    {
-      return &(tl->timeouts);
-    }
-  }
-  return NULL;
-}
-
 sys_prot_t sys_arch_protect(void) {
   return CriticalAreaLock();
 }