NOTE TO SELF : A comment to post at stackoverflow [URL : http://stackoverflow.com/questions/14168603/ts-7500-doesnt-detect-ttyacm-ports/]
---------------------------------------------------------------------------------------
$ dmesg
gives the following output :
[ 37.940000] usb 2-2: new full speed USB device using str8100-ohci and address 2
[ 38.240000] usb 2-2: configuration #1 chosen from 1 choice
---------------------------------------------------------------------------------------
$ modprobe ohci-hcd
gives the no output !
---------------------------------------------------------------------------------------
$ dmesg
gives the following output (same as previous) :
[ 37.940000] usb 2-2: new full speed USB device using str8100-ohci and address 2
[ 38.240000] usb 2-2: configuration #1 chosen from 1 choice
---------------------------------------------------------------------------------------
$ lsmod
gives the following output :
Module Size Used by
g_ether 17744 0
str8100_udc 13572 1 g_ether
ohci_hcd 14372 0
smsc9500 56484 0
smscusbnet 16396 1 smsc9500
usb_storage 23072 0
ehci_hcd 22028 0
usbcore 74300 5 ohci_hcd,smsc9500,smscusbnet,usb_storage,ehci_hcd
sd_mod 15504 0
scsi_mod 55372 2 usb_storage,sd_mod
---------------------------------------------------------------------------------------
$ ls /lib/modules/2.6.24.4/kernel/drivers/usb/host/
gives the following output :
ehci-hcd.ko ohci-hcd.ko uhci-hcd.ko
---------------------------------------------------------------------------------------
$ ls /lib/modules/2.6.24.4/kernel/drivers/usb/serial/
gives the following output :
ftdi_sio.ko usbserial.ko
---------------------------------------------------------------------------------------