主题 : CS8900移植完成但请教一个奇怪问题 复制链接 | 浏览器收藏 | 打印
级别: 新手上路
UID: 38096
精华: 0
发帖: 3
金钱: 15 两
威望: 3 点
贡献值: 0 点
综合积分: 6 分
注册时间: 2011-02-21
最后登录: 2011-05-04
楼主  发表于: 2011-02-21 17:22

 CS8900移植完成但请教一个奇怪问题

各位好!这几天移植了linux-2.6.28.7及cs8900a,系统启动时cs8900检测正常而且可以ping成功了!但有一个奇怪现象请各位指点指点!
就是在没有插上网线时使用ping命令会出现下面的提示:
# ping 172.18.96.222
PING 172.18.96.222 (172.18.96.222): 56 data bytes
------------[ cut here ]------------
WARNING: at net/sched/sch_generic.c:226 dev_watchdog+0x184/0x270()
NETDEV WATCHDOG: eth0 (): transmit timed out
Modules linked in:
[<c002e834>] (dump_stack+0x0/0x14) from [<c0048ce0>] (warn_slowpath+0x5c/0x78)
[<c0048c84>] (warn_slowpath+0x0/0x78) from [<c023a8f4>] (dev_watchdog+0x184/0x270)
r3:c39f1800 r2:c034852c
r6:00000001 r5:00000001 r4:c39f1800
[<c023a770>] (dev_watchdog+0x0/0x270) from [<c0052044>] (run_timer_softirq+0x168/0x1d4)
r7:c023a770 r6:00000100 r5:c0398f80 r4:c0366000
[<c0051edc>] (run_timer_softirq+0x0/0x1d4) from [<c004d5cc>] (__do_softirq+0x68/0x104)
[<c004d564>] (__do_softirq+0x0/0x104) from [<c004d894>] (irq_exit+0x44/0x4c)
[<c004d850>] (irq_exit+0x0/0x4c) from [<c002a068>] (asm_do_IRQ+0x68/0x80)
[<c002a000>] (asm_do_IRQ+0x0/0x80) from [<c002a9e4>] (__irq_svc+0x24/0xa0)
Exception stack(0xc0367f54 to 0xc0367f9c)
7f40:                                              c3a151e0 ffffffff f410000c
7f60: 80000013 c002b9dc c0366000 c0025f0c c0369d2c 30023c44 41129200 30023bdc
7f80: c0367fa8 c0367f9c c0367f9c c002ba3c c002ba48 80000013 ffffffff          
r6:00004000 r5:f4000000 r4:ffffffff
[<c002b9dc>] (default_idle+0x0/0x78) from [<c002ba9c>] (cpu_idle+0x48/0x64)
[<c002ba54>] (cpu_idle+0x0/0x64) from [<c02a3120>] (rest_init+0x54/0x68)
r5:c0387408 r4:c039b7c8
[<c02a30cc>] (rest_init+0x0/0x68) from [<c0008950>] (start_kernel+0x2a0/0x30c)
[<c00086b0>] (start_kernel+0x0/0x30c) from [<30008034>] (0x30008034)
r6:c0025f08 r5:c03878cc r4:c0007175
---[ end trace 032c41f7261ced5b ]---
eth0: Transmit buffer not free!

但如果再插上网线网络也会正常ping通的!请问这是什么问题?请各位指点一下.....
级别: 新手上路
UID: 36231
精华: 0
发帖: 3
金钱: 15 两
威望: 3 点
贡献值: 0 点
综合积分: 6 分
注册时间: 2011-01-13
最后登录: 2011-08-11
1楼  发表于: 2011-08-11 13:40
楼主你好,请问你移植uboot的cs8900成功了吗?我想请教下cs8900的移植问题。