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| author | Ricardo Cerqueira <cyanogenmod@cerqueira.org> | 2014-06-19 17:51:24 +0100 |
|---|---|---|
| committer | Steve Kondik <steve@cyngn.com> | 2015-11-05 17:53:40 -0800 |
| commit | 1409df9d90ea66c26aa9e4ab5384b9f1b707260b (patch) | |
| tree | f0b462e882507dd08a433345db6f3130a2b5d112 | |
| parent | e5d6c7639cd15f57f146f33303c319e095c729a7 (diff) | |
| download | android_external_libnfc-nci-1409df9d90ea66c26aa9e4ab5384b9f1b707260b.tar.gz android_external_libnfc-nci-1409df9d90ea66c26aa9e4ab5384b9f1b707260b.tar.bz2 android_external_libnfc-nci-1409df9d90ea66c26aa9e4ab5384b9f1b707260b.zip | |
pn547: Don't attempt to downgrade firmware
As we just found, this makes things go boom in bad ways
Change-Id: I381fcf77bea920b43f202e407ff0dd9626552bf9
| -rw-r--r-- | halimpl/pn54x/hal/phNxpNciHal.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/halimpl/pn54x/hal/phNxpNciHal.c b/halimpl/pn54x/hal/phNxpNciHal.c index cc58003..3a11cdc 100644 --- a/halimpl/pn54x/hal/phNxpNciHal.c +++ b/halimpl/pn54x/hal/phNxpNciHal.c @@ -565,6 +565,11 @@ init_retry: NXPLOG_NCIHAL_D ("FW uptodate not required"); phDnldNfc_ReSetHwDevHandle(); } + else if (wFwVer != 0 && (wFwVerRsp & 0x0000FFFF) > wFwVer) + { + NXPLOG_NCIHAL_D ("FW image older than device's, skip update"); + phDnldNfc_ReSetHwDevHandle(); + } else { force_download: |