Messages in this thread | | | Date | Tue, 28 Apr 2009 12:39:29 -0500 | From | Doug Warzecha <> | Subject | Re: Class device namespaces |
| |
On Tue, Apr 28, 2009 at 10:10:20AM +0200, Jean Delvare wrote: > On Mon, 27 Apr 2009 12:23:30 -0500, Michael Brown wrote: > > On Mon, Apr 27, 2009 at 10:27 AM, Jean Delvare <khali@linux-fr.org> wrote: > > > The question was: any change to _which_ paths exactly? Sysfs often > > > offers several ways to reach the same object, and it matters to know > > > which need to be preserved and which can change. > > > > > > const char *rbu_v2_fw_data_file = "/sys/class/firmware/dell_rbu/data"; > > > const char *rbu_v2_fw_load_file = "/sys/class/firmware/dell_rbu/loading"; > > > const char *rbu_v2_img_type_file = "/sys/devices/platform/dell_rbu/image_type"; > > > const char *rbu_v2_pkt_size_file = "/sys/devices/platform/dell_rbu/packet_size"; > > > > > > I guess that noawadays v2 applies, so the only path which needs to be > > > preserved is "/sys/class/firmware/dell_rbu". Is that correct? Is it the > > > same for srvadmin-hap? > > > > You are correct WRT libsmbios. For hapi, I've cc'd Doug who can tell > > you about their code. I've done a quick grep of their code, and the > > paths above look like the same ones he is using, but I could be wrong. > > > > hapi/apilibrary/dchbas/linux/umhbaslx.c:#define > > HBAS_RBU_SYSFS_NEW_DATAREAD_PFNAME "/sys/devices/platform/dell_rbu/data" > > hapi/apilibrary/dchbas/linux/umhbaslx.c:#define > > HBAS_RBU_SYSFS_NEW_IMAGETYPE_PFNAME "/sys/devices/platform/dell_rbu/image_type" > > hapi/apilibrary/dchbas/linux/umhbaslx.c:#define > > HBAS_RBU_SYSFS_NEW_PKTSIZE_PFNAME "/sys/devices/platform/dell_rbu/packet_size" > > This doesn't make use of the firmware class at all, so I guess it won't > be affected by any change to the firmware class? >
Dell makes use of the following dell_rbu paths:
/sys/class/firmware/dell_rbu/loading /sys/class/firmware/dell_rbu/data /sys/devices/platform/dell_rbu/data /sys/devices/platform/dell_rbu/image_type /sys/devices/platform/dell_rbu/packet_size
Doug
| |