Author: jhibbits
Date: Sat Apr 20 02:44:38 2019
New Revision: 346426
URL: https://svnweb.freebsd.org/changeset/base/346426
Log:
powerpc64/powernv: Relax flash block write requirements
Since writes don't necessarily need to be on erase-block boundaries, we can
relax the block size and alignments down to sector size. If it needs to be
erased, opalflash_erase() will check proper alignment and size.
Modified:
head/sys/powerpc/powernv/opal_flash.c
Modified: head/sys/powerpc/powernv/opal_flash.c
==============================================================================
--- head/sys/powerpc/powernv/opal_flash.c Sat Apr 20 00:04:31 2019
(r346425)
+++ head/sys/powerpc/powernv/opal_flash.c Sat Apr 20 02:44:38 2019
(r346426)
@@ -239,8 +239,8 @@ opalflash_write(struct opalflash_softc *sc, off_t off,
int rv, size, token;
/* Ensure we write aligned to a full block size. */
- if (off % sc->sc_disk->d_stripesize != 0 ||
- count % sc->sc_disk->d_stripesize != 0)
+ if (off % sc->sc_disk->d_sectorsize != 0 ||
+ count % sc->sc_disk->d_sectorsize != 0)
return (EIO);
if (sc->sc_erase) {
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