Dear Remy,
In message <19f8576c6e063c45be387c64729e739403e5ca6...@dbde02.ent.ti.com>
"Abraham, Thomas" wrote:
>
> The LUN number is not part of the Command Descriptor Block (CDB) for scsi
> inquiry, request sense, test unit ready, read capacity and read10 commands.
> This patch removes the LUN number information from the CDB.
>
> Signed-off-by: Thomas Abraham <t-abra...@ti.com>
>
> --- u-boot-usb/common/usb_storage.c.orig 2008-10-28 17:08:45.000000000
> +0530
> +++ u-boot-usb/common/usb_storage.c 2008-10-28 17:09:12.000000000 +0530
> @@ -827,7 +827,6 @@ static int usb_inquiry(ccb *srb,struct u
> do {
> memset(&srb->cmd[0],0,12);
> srb->cmd[0]=SCSI_INQUIRY;
> - srb->cmd[1]=srb->lun<<5;
> srb->cmd[4]=36;
> srb->datalen=36;
> srb->cmdlen=12;
> @@ -851,7 +850,6 @@ static int usb_request_sense(ccb *srb,st
> ptr=(char *)srb->pdata;
> memset(&srb->cmd[0],0,12);
> srb->cmd[0]=SCSI_REQ_SENSE;
> - srb->cmd[1]=srb->lun<<5;
> srb->cmd[4]=18;
> srb->datalen=18;
> srb->pdata = &srb->sense_buf[0];
> @@ -869,7 +867,6 @@ static int usb_test_unit_ready(ccb *srb,
> do {
> memset(&srb->cmd[0],0,12);
> srb->cmd[0]=SCSI_TST_U_RDY;
> - srb->cmd[1]=srb->lun<<5;
> srb->datalen=0;
> srb->cmdlen=12;
> if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
> @@ -889,7 +886,6 @@ static int usb_read_capacity(ccb *srb,st
> do {
> memset(&srb->cmd[0],0,12);
> srb->cmd[0]=SCSI_RD_CAPAC;
> - srb->cmd[1]=srb->lun<<5;
> srb->datalen=8;
> srb->cmdlen=12;
> if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
> @@ -904,7 +900,6 @@ static int usb_read_10(ccb *srb,struct u
> {
> memset(&srb->cmd[0],0,12);
> srb->cmd[0]=SCSI_READ10;
> - srb->cmd[1]=srb->lun<<5;
> srb->cmd[2]=((unsigned char) (start>>24))&0xff;
> srb->cmd[3]=((unsigned char) (start>>16))&0xff;
> srb->cmd[4]=((unsigned char) (start>>8))&0xff;
Is this patch still in some of your queues?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
The day-to-day travails of the IBM programmer are so amusing to most
of us who are fortunate enough never to have been one - like watching
Charlie Chaplin trying to cook a shoe.
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