Date: Thu, 23 Mar 2017 22:12:14 +0000 (UTC) From: "Landon J. Fuller" <landonf@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r315872 - head/sys/dev/bhnd/bcma Message-ID: <201703232212.v2NMCEuS038170@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: landonf Date: Thu Mar 23 22:12:14 2017 New Revision: 315872 URL: https://svnweb.freebsd.org/changeset/base/315872 Log: Add a workaround for the BCM4706's dangling core region EROM entries. Approved by: adrian (mentor, implicit) Modified: head/sys/dev/bhnd/bcma/bcma_erom.c Modified: head/sys/dev/bhnd/bcma/bcma_erom.c ============================================================================== --- head/sys/dev/bhnd/bcma/bcma_erom.c Thu Mar 23 22:06:06 2017 (r315871) +++ head/sys/dev/bhnd/bcma/bcma_erom.c Thu Mar 23 22:12:14 2017 (r315872) @@ -1344,6 +1344,19 @@ bcma_erom_next_corecfg(struct bcma_erom goto failed; } + /* + * Seek to the next core entry (if any), skipping any dangling/invalid + * region entries. + * + * On the BCM4706, the EROM entry for the memory controller core + * (0x4bf/0x52E) contains a dangling/unused slave wrapper port region + * descriptor. + */ + if ((error = bcma_erom_seek_next(erom, BCMA_EROM_ENTRY_TYPE_CORE))) { + if (error != ENOENT) + goto failed; + } + *result = cfg; return (0);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201703232212.v2NMCEuS038170>