Re: [PATCHv4 15/15] Pass boot device list to firmware.

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From: Kevin O'Connor

Subject: Re: [PATCHv4 15/15] Pass boot device list to firmware.

Date: Monday, November 15, 2010 - 6:26 am

On Mon, Nov 15, 2010 at 09:40:08AM +0200, Gleb Natapov wrote:
quoted text> On Sun, Nov 14, 2010 at 10:40:33PM -0500, Kevin O'Connor wrote:
> > Why not just return a newline separated list that is null terminated?
> > 
> Doing it like this will needlessly complicate firmware side. How do you
> know how much memory to allocate before reading device list?

My preference would be for the size to be exposed via the
QEMU_CFG_FILE_DIR selector.  (My preference would be for all objects
in fw_cfg to have entries in QEMU_CFG_FILE_DIR describing their size
in a reliable manner.)

-Kevin
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Messages in current thread:

[PATCHv4 00/15] boot order specification, Gleb Natapov, (Sun Nov 14, 8:39 am)

[PATCHv4 12/15] Change fw_cfg_add_file() to get full file ..., Gleb Natapov, (Sun Nov 14, 8:39 am)

[PATCHv4 14/15] Add notifier that will be called when mach ..., Gleb Natapov, (Sun Nov 14, 8:39 am)

[PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Sun Nov 14, 8:39 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Sun Nov 14, 11:41 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Sun Nov 14, 11:52 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Sun Nov 14, 1:49 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Sun Nov 14, 1:54 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Sun Nov 14, 1:56 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Sun Nov 14, 1:57 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Sun Nov 14, 2:13 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Sun Nov 14, 2:45 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Sun Nov 14, 3:50 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Kevin O'Connor, (Sun Nov 14, 8:40 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Mon Nov 15, 12:40 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Mon Nov 15, 12:53 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Mon Nov 15, 1:09 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Mon Nov 15, 1:42 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Kevin O'Connor, (Mon Nov 15, 6:26 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Mon Nov 15, 6:36 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Mon Nov 15, 6:46 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Mon Nov 15, 1:29 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Kevin O'Connor, (Mon Nov 15, 7:52 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Tue Nov 16, 12:22 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Kevin O'Connor, (Tue Nov 16, 6:49 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Tue Nov 16, 7:11 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Tue Nov 16, 11:19 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Tue Nov 16, 11:30 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Tue Nov 16, 12:02 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Blue Swirl, (Wed Nov 17, 2:54 pm)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Thu Nov 18, 3:18 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Thu Nov 18, 4:38 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Thu Nov 18, 4:45 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Thu Nov 18, 4:52 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Thu Nov 18, 5:16 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Thu Nov 18, 5:23 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Gleb Natapov, (Thu Nov 18, 5:37 am)

Re: [PATCHv4 15/15] Pass boot device list to firmware., Michael S. Tsirkin, (Thu Nov 18, 6:12 am)