I compiled a DarwinFox image from SDK with kernel version 2.6.25.20 to my FoxBoard 832. I tried to make a gprs connection with my mobile phone connected to ttyACM0 and I get strange errors, like this:
-----------------------cut from logread--------------------------------------------------------------
Jun 16 13:12:54 CrisOs
local2.info chat[394]: send (ATD*99***1#^M)
Jun 16 13:12:54 CrisOs
local2.info chat[394]: expect (CONNECT)
Jun 16 13:12:54 CrisOs
local2.info chat[394]: ^M
Jun 16 13:12:54 CrisOs
local2.info chat[394]: ATD*99***1#^M^M
Jun 16 13:12:54 CrisOs
local2.info chat[394]: CONNECT
Jun 16 13:12:54 CrisOs
local2.info chat[394]: -- got it
Jun 16 13:12:54 CrisOs
local2.info chat[394]: send (^M)
Jun 16 13:12:54 CrisOs
daemon.info pppd[392]: Serial connection established.
Jun 16 13:12:54 CrisOs
daemon.info pppd[392]: Using interface ppp0
Jun 16 13:12:54 CrisOs daemon.notice pppd[392]: Connect: ppp0 <--> /dev/ttyACM0
Jun 16 13:12:55 CrisOs daemon.warn pppd[392]: Warning - secret file /etc/ppp/pap-secrets has world and/or group access
Jun 16 13:12:55 CrisOs user.emerg kernel: skb_over_panic: text:d0088ed6 len:18 put:18 head:c1f515c0 data:c1f527c0 tail:0xc1f515c0 end:0xc1f515e0 dev:<NULL>
Jun 16 13:12:55 CrisOs user.alert kernel: Unable to handle kernel NULL pointer dereferenceOops: 0002
Jun 16 13:12:55 CrisOs user.warn kernel: IRP: c00f6d16 SRP: c00f6d0e DCCR: 00000428 USP: 9f99dcdc MOF: 00000000
Jun 16 13:12:55 CrisOs user.warn kernel: r0: 00000012 r1: 00000012 r2: c1f2cca0 r3: bcc1f515
Jun 16 13:12:55 CrisOs user.warn kernel: r4: 000b561a r5: 9f99de10 r6: 000859dc r7: 00087a50
Jun 16 13:12:55 CrisOs user.warn kernel: r8: 00000000 r9: c018e7ec r10: 00000075 r11: c1fda8a0
Jun 16 13:12:55 CrisOs user.warn kernel: r12: c1bc9f88 r13: c018e7ec oR10: 00000075 sp: c1ac5ed0
Jun 16 13:12:55 CrisOs user.warn kernel: R_MMU_CAUSE: d0075019
Jun 16 13:12:55 CrisOs user.warn kernel: Process pppd (pid: 392, stackpage=c1e49120)
Jun 16 13:12:55 CrisOs user.warn kernel: Stack from 9f99dcdc:
Jun 16 13:12:55 CrisOs user.warn kernel: 00000012 000b561a 0009a1fe 00000001 000f7398 0000000c 0008877a 00000003
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ifconfig shows only eth0 and lo. What is the problem?
I also tried with Huawei E220 HSDPA modem with kmod-usb-serial-option package installed, same problem! This mobile phone I used has worked with FoxServe firmware installed. My goal is to get the Huawei E220 modem working. Or some other 3G modem if there are better than E220.