Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-12 Thread Alan Stern
On Wed, 12 Dec 2012, Golmer Palmer wrote: > Alan Stern writes: > > > > > On Mon, 10 Dec 2012, Golmer Palmer wrote: > > > > > Alan Stern writes: > > > > > > > > > > > Right. This limit represents a hypothetical 256-minute CD. > > > > > > 256 minutes CD, ok! (75 represents 75 sectors/sec) >

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-12 Thread Golmer Palmer
Alan Stern writes: > > On Mon, 10 Dec 2012, Golmer Palmer wrote: > > > Alan Stern writes: > > > > > > > > Right. This limit represents a hypothetical 256-minute CD. > > > > 256 minutes CD, ok! (75 represents 75 sectors/sec) > > Yes. So 255M:60S:75F > > > > > Nevertheless, with a DVD th

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-11 Thread Alan Stern
On Mon, 10 Dec 2012, Golmer Palmer wrote: > Alan Stern writes: > > > > > On Mon, 10 Dec 2012, Golmer Palmer wrote: > > > > > Now, another comment related to the "storage_common.c" file: > > > > > > Why the limit of "if (num_sectors >= 256*60*75*4)" in function > "fsg_lun_open()". > > > > T

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Golmer Palmer
Alan Stern writes: > > On Mon, 10 Dec 2012, Golmer Palmer wrote: > > > Now, another comment related to the "storage_common.c" file: > > > > Why the limit of "if (num_sectors >= 256*60*75*4)" in function "fsg_lun_open()". > > The limit is 256*60*75 = 1152000. > > > From my point of view (pl

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Alan Stern
On Mon, 10 Dec 2012, Golmer Palmer wrote: > Now, another comment related to the "storage_common.c" file: > > Why the limit of "if (num_sectors >= 256*60*75*4)" in function > "fsg_lun_open()". The limit is 256*60*75 = 1152000. > From my point of view (please, correct me if I wrong!), this are

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Golmer Palmer
Alan Stern writes: > > On Mon, 10 Dec 2012, Michal Nazarewicz wrote: > > > On Mon, Dec 10 2012, Golmer Palmer wrote: > > > This message is for request to support CD-ROM boot support in the USB Gadget > > > driver. > > > > > > Specifically, I ask for improve "g_mass_storage" driver with: > >

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Alan Stern
On Mon, 10 Dec 2012, Michal Nazarewicz wrote: > On Mon, Dec 10 2012, Golmer Palmer wrote: > > This message is for request to support CD-ROM boot support in the USB > > Gadget > > driver. > > > > Specifically, I ask for improve "g_mass_storage" driver with: > > > > * 2048 byte/sector support in

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Michal Nazarewicz
On Mon, Dec 10 2012, Golmer Palmer wrote: > This message is for request to support CD-ROM boot support in the USB Gadget > driver. > > Specifically, I ask for improve "g_mass_storage" driver with: > > * 2048 byte/sector support in CD mode. Unless I'm missing something, g_mass_storage is using 20

Re: USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Greg KH
On Mon, Dec 10, 2012 at 10:16:57AM +, Golmer Palmer wrote: > Hi, > > This message is for request to support CD-ROM boot support in the USB Gadget > driver. > > Specifically, I ask for improve "g_mass_storage" driver with: > > * 2048 byte/sector support in CD mode. > * workaround for READ TO

USB Gadget driver: Add support for CD-ROM booting

2012-12-10 Thread Golmer Palmer
Hi, This message is for request to support CD-ROM boot support in the USB Gadget driver. Specifically, I ask for improve "g_mass_storage" driver with: * 2048 byte/sector support in CD mode. * workaround for READ TOC command with incorrect length. I see this ancient patch about the problem from