Re: [Qemu-devel] [PATCH 1/3] firmware: introduce sysfs driver for QEMU's fw_cfg device

2015-08-10 Thread Greg KH
On Mon, Aug 10, 2015 at 03:02:22PM -0400, Gabriel L. Somlo wrote: > Mainly, qemu's fw_cfg is a read-only "device", so one wouldn't ever > care to try writing anything to it. /sys/firmware/... feels like a fit > because fw_cfg contains binary blobs originally meant to be used by > the bios (it's how

Re: [Qemu-devel] [PATCH 1/3] firmware: introduce sysfs driver for QEMU's fw_cfg device

2015-08-10 Thread Gabriel L. Somlo
On Mon, Aug 10, 2015 at 11:30:54AM -0700, Greg KH wrote: > On Mon, Aug 10, 2015 at 12:31:18PM -0400, Gabriel L. Somlo wrote: > > From: "Gabriel Somlo" > > > > Make fw_cfg entries of type "file" available via sysfs. Entries > > are listed under /sys/firmware/fw_cfg/by_select, in folders named > >

Re: [Qemu-devel] [PATCH 1/3] firmware: introduce sysfs driver for QEMU's fw_cfg device

2015-08-10 Thread Greg KH
On Mon, Aug 10, 2015 at 12:31:18PM -0400, Gabriel L. Somlo wrote: > From: "Gabriel Somlo" > > Make fw_cfg entries of type "file" available via sysfs. Entries > are listed under /sys/firmware/fw_cfg/by_select, in folders named > after each entry's selector key. Filename, selector value, and > size

[Qemu-devel] [PATCH 1/3] firmware: introduce sysfs driver for QEMU's fw_cfg device

2015-08-10 Thread Gabriel L. Somlo
From: "Gabriel Somlo" Make fw_cfg entries of type "file" available via sysfs. Entries are listed under /sys/firmware/fw_cfg/by_select, in folders named after each entry's selector key. Filename, selector value, and size read-only attributes are included for each entry. Also, a "raw" attribute all