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Date:      Fri, 30 Apr 1999 08:29:06 +0800
From:      Chung-Kie Tung <tung@turtle.ee.ncku.edu.tw>
To:        freebsd-mobile@FreeBSD.ORG
Subject:   the modem works but won't respsons immediately...
Message-ID:  <19990430082906.A96025@turtle.ee.ncku.edu.tw>

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Hello...

I have a pcmcia modem which works greatly with the old FreeBSD 2.2.5+PAO,
but it has some strange behaver in the FreeBSD 3.1+PAO.

The problem is that any command send to the modem works, but the response
won't appear immidiately until I press the [enter] key.

For Example:

When I press 'at&f', I won't see the echo 'at&f' unless the [enter] is 
pressed, and the modem response 'OK' appears after I press the [enter] again.

But if I input 'atdt2757575' and press [enter], though the echo 'atdt2757575'
doesn't appear completely, the modem start to dial immediately.

I try to use this modem to dialup to some ISP, the respons from the ISP
won't appear unless I press more and more [enter]s.


From my guess, the effect of the [enter] key is to put more data into the
modem output buffer or something like that, and the output won't show up
 unless the number of chars in buffer has reached a boundary.

This modem works ok when using win95, I also test my notebook with 
another external modem, it works okay too.
So it seems that my FreeBSD and the pcmcia modem have no problem.

My notebook PCIC is PD6729/6730 and It only works when flag 0x1 is used.
The pcic is now using port 0xfcfc,IRQ 9 (IRQ 11 also has been tried)

Below is my pccard.conf and the pccardc dumpcis output

pccard.conf
----------------------------------------------------------------------
# Generally available IO ports
#io	0x240-0x3ff
io	0x240-0x320 0x3a0-0x3ff
# Unavailable IRQs
#ignirq	9
# refrain from using SoundBlaster's IRQ, by default.
ignirq 5
# it may be helful for most of notebook PCs
#ignirq 15
# Available memory slots
memory	0xd4000	96k

# NE2000 compatible PCMCIA
card "Ethernet" "Adapter"
	config	default "ed0" any
	insert	logger -s NE2000 inserted
	insert	/etc/pccard_ether $device
	remove	logger -s NE2000 removed 
	remove	/etc/pccard_ether_remove $device

card "Intelligent" "PCMCIA  FAX/MODEM"
#	config	0x22 "sio2" 11
	config	auto "sio2" any
	insert	logger -s 33.6K modem inserted
	remove	logger -s 33.6K modem removed 

And the pccardc dumpcis output
----------------------------------------------------------------------
Configuration data for card in slot 0
Tuple #1, code = 0x1 (Common memory descriptor), length = 3
    000:  00 00 ff
	Common memory device information:
		Device number 1, type No device, WPS = OFF
		Speed = No speed, Memory block size = 512b, 1 units
Tuple #2, code = 0x15 (Version 1 info), length = 54
    000:  04 01 49 6e 74 65 6c 6c 69 67 65 6e 74 00 50 43
    010:  4d 43 49 41 20 20 46 41 58 2f 4d 4f 44 45 4d 00
    020:  20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20
    030:  20 20 20 20 00 ff
	Version = 4.1, Manuf = [Intelligent], card vers = [PCMCIA  FAX/MODEM]
	Addit. info = [                    ]
Tuple #3, code = 0x1a (Configuration map), length = 5
    000:  01 23 00 01 03
	Reg len = 2, config register addr = 0x100, last config = 0x23
	Registers: XX------ 
Tuple #4, code = 0x1b (Configuration entry), length = 16
    000:  f0 41 99 49 55 46 0e aa 60 f8 03 07 30 ff ff 28
	Config index = 0x30(default)
	Interface byte = 0x41 (I/O)  +RDY/-BSY active
	Vcc pwr:
		Nominal operating supply voltage: 5 x 1V
		Continuous supply current: 4 x 100mA
		Power down supply current: 1.2 x 100mA
	Card decodes 10 address lines, 8 Bit I/O only
		I/O address # 1: block start = 0x3f8 block length = 0x8
		IRQ modes: Level
		IRQs:  0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
	Max twin cards = 0
	Misc attr: (Audio-BVD2) (Power down supported)
Tuple #5, code = 0x1b (Configuration entry), length = 7
    000:  21 08 aa 60 f8 02 07
	Config index = 0x21
	Card decodes 10 address lines, 8 Bit I/O only
		I/O address # 1: block start = 0x2f8 block length = 0x8
Tuple #6, code = 0x1b (Configuration entry), length = 7
    000:  22 08 aa 60 e8 03 07
	Config index = 0x22
	Card decodes 10 address lines, 8 Bit I/O only
		I/O address # 1: block start = 0x3e8 block length = 0x8
Tuple #7, code = 0x1b (Configuration entry), length = 7
    000:  23 08 aa 60 e8 02 07
	Config index = 0x23
	Card decodes 10 address lines, 8 Bit I/O only
		I/O address # 1: block start = 0x2e8 block length = 0x8
Tuple #8, code = 0x0 (Null tuple), length = 21
    000:  ff ff ff ff ff fe be fa ba ff f8 ff 51 62 28 0f
    010:  00 fa 34 00 34
Tuple #9, code = 0x20 (Manufacturer ID), length = 4
    000:  02 01 06 00
	PCMCIA ID = 0x102, OEM ID = 0x6
Tuple #10, code = 0x21 (Functional ID), length = 2
    000:  02 01
	Serial port/modem - POST initialize
Tuple #11, code = 0x22 (Functional EXT), length = 4
    000:  00 02 0f 5c
	Serial interface extension:
		16550 UART, Parity - Space,Mark,Odd,Even
		Data bit - 7bit,8bit, Stop bit - 1bit,2bit
Tuple #12, code = 0x22 (Functional EXT), length = 9
    000:  01 1f 1f ff 03 00 ff 03 00
	Modem interface capabilities:
Tuple #13, code = 0x22 (Functional EXT), length = 12
    000:  02 06 00 3f 1c 03 03 0f 07 00 02 b5
	Data modem services available:
Tuple #14, code = 0x22 (Functional EXT), length = 8
    000:  13 06 00 0f 00 02 00 b5
	Fax1/modem services available:
Tuple #15, code = 0x22 (Functional EXT), length = 8
    000:  23 06 00 0f 00 02 00 b5
	Fax2/modem services available:
Tuple #16, code = 0x0 (Null tuple), length = 7
    000:  02 01 06 00 07 00 ff
Tuple #17, code = 0x0 (Null tuple), length = 13
    000:  30 30 30 30 38 36 30 30 34 34 33 31 ff
Tuple #18, code = 0x14 (No link), length = 0
Tuple #19, code = 0xff (Terminator), length = 0
2 slots found

Does anyone has the same problem with your problem?

tung




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