diff options
author | Gregory Nutt <gnutt@nuttx.org> | 2014-04-03 14:09:11 -0600 |
---|---|---|
committer | Gregory Nutt <gnutt@nuttx.org> | 2014-04-03 14:09:11 -0600 |
commit | 9ffe0def9e5db1fa76cdbe01bc3229582283fb26 (patch) | |
tree | 6dba63cfe0c565c95941bfbbf08ac3e5dbdcb1b6 /nuttx/ChangeLog | |
parent | 4950e35a30bd47bf1633e0e78316e1862b7e1cc3 (diff) | |
download | px4-nuttx-9ffe0def9e5db1fa76cdbe01bc3229582283fb26.tar.gz px4-nuttx-9ffe0def9e5db1fa76cdbe01bc3229582283fb26.tar.bz2 px4-nuttx-9ffe0def9e5db1fa76cdbe01bc3229582283fb26.zip |
SAMA5: When booting from SDRAM, don't copy vectors to ISRAM. Instread just set the VBAR register to add address of the vectors in SDRAM
Diffstat (limited to 'nuttx/ChangeLog')
-rw-r--r-- | nuttx/ChangeLog | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog index 6683cad09..7773572a8 100644 --- a/nuttx/ChangeLog +++ b/nuttx/ChangeLog @@ -7122,3 +7122,10 @@ * arch/arm/src/sama5/sam_irq.c: After we modify the AXI MATRIX, make sure to invalidate all caches and TLBs (probably un-necessary) (2014-4-2). + * arch/arm/src/sama5/sam_irq.c: Set the VBAR register to zero. If + were started by a bootloader (vs. a RESET), then the VBAR register + may not be in its reset state (zero, 2014-4-3). + * arch/arm/src/sama5/sam_boot.c, sam_irq.c, and chip/sama5d3x_memorymap.h: + When booting from SDRAM, don't relocated vectors to ISRAM. Instead, + just set the VBAR register to address of the vectors in SDRAM. + |