On 01/07/15 01:00, Miroslav Lachman wrote:
I have action camera SJ4000 based on Novatek NTK96650+AR0330 solution.
It has a USB cable and can be connected as USB mass storage, but FreeBSD
10.1 does not properly recognize it.

ugen1.4: <NOVATEK> at usbus1
umass0: <NOVATEK J1455, class 0/0, rev 2.00/1.00, addr 4> on usbus1
umass0:  SCSI over Bulk-Only; quirks = 0x4100
umass0:2:0:-1: Attached to scbus2
(probe0:umass-sim0:0:0:0): REPORT LUNS. CDB: a0 00 00 00 00 00 00 00 00
10 00 00
(probe0:umass-sim0:0:0:0): CAM status: SCSI Status Error
(probe0:umass-sim0:0:0:0): SCSI status: Check Condition
(probe0:umass-sim0:0:0:0): SCSI sense: ILLEGAL REQUEST asc:20,0 (Invalid
command operation code)
(probe0:umass-sim0:0:0:0): Error 22, Unretryable error
(da0:umass-sim0:0:0:0): unsupportable block size 0

Are there any quirks that I can try to attach this cam as mass storage?

# usbconfig -d 1.4 dump_device_desc
ugen1.4: <J1455 NOVATEK> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps)
pwr=ON (500mA)

   bLength = 0x0012
   bDescriptorType = 0x0001
   bcdUSB = 0x0200
   bDeviceClass = 0x0000
   bDeviceSubClass = 0x0000
   bDeviceProtocol = 0x0000
   bMaxPacketSize0 = 0x0040
   idVendor = 0x0603
   idProduct = 0x8611
   bcdDevice = 0x0100
   iManufacturer = 0x0001  <NOVATEK >
   iProduct = 0x0002  <J1455 >
   iSerialNumber = 0x0003  <966110000000100>
   bNumConfigurations = 0x0001

What more details should I provide?

Miroslav Lachman

Hi,

Can you build a kernel with the attached patch?

cat scsi_da.c.diff | patch -d /usr/src/sys

Does it help?

--HPS

Index: cam/scsi/scsi_da.c
===================================================================
--- cam/scsi/scsi_da.c	(revision 276747)
+++ cam/scsi/scsi_da.c	(working copy)
@@ -3094,8 +3094,10 @@
 			if (block_size == 0 && maxsector == 0) {
 				block_size = 512;
 				maxsector = -1;
+			} else if (block_size == 0) {
+				block_size = 512;
 			}
-			if (block_size >= MAXPHYS || block_size == 0) {
+			if (block_size >= MAXPHYS) {
 				xpt_print(periph->path,
 				    "unsupportable block size %ju\n",
 				    (uintmax_t) block_size);
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