Source-Changes-D archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: CVS commit: src/sys/arch/atari/stand/installboot



On Nov 16,  6:07pm, campbell+netbsd-source-changes-d%mumble.net@localhost (Taylor R Campbell) wrote:
-- Subject: Re: CVS commit: src/sys/arch/atari/stand/installboot

|    Date: Mon, 17 Nov 2014 01:37:37 +0900
|    From: Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>
| 
|    > Changing `*(uint16_t *)p = v' to `memcpy(p, &v, 2)' doesn't change any
|    > of that.
| 
|    The formar can be easily changed
|     *(uint16_t *)p = htobe16(v);
|    but the latter can't. You might be able to use functions like
|    host16enc and target16enc for streaming data, but the target
|    cksum is not stream but just calculated in uint16_t.
| 
| So write this?
| 
| 	host16enc(bb->bb_xxboot + 510, 0);
| 	host16enc(bb->bb_xxboot + 510, 0x1234 - abcksum(bb->bb_xxboot));
| 
| I don't see the problem.

Yes be16enc() should work just fine, I think.

christos



Home | Main Index | Thread Index | Old Index