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xtensa: smp_lx200_defconfig: fix vectors clash
authorMax Filippov <jcmvbkbc@gmail.com>
Fri, 25 Jan 2019 01:16:11 +0000 (17:16 -0800)
committerMax Filippov <jcmvbkbc@gmail.com>
Sat, 26 Jan 2019 10:02:13 +0000 (02:02 -0800)
Secondary CPU reset vector overlaps part of the double exception handler
code, resulting in weird crashes and hangups when running user code.
Move exception vectors one page up so that they don't clash with the
secondary CPU reset vector.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
arch/xtensa/configs/smp_lx200_defconfig

index 11fed6c..b593816 100644 (file)
@@ -33,6 +33,7 @@ CONFIG_SMP=y
 CONFIG_HOTPLUG_CPU=y
 # CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX is not set
 # CONFIG_PCI is not set
+CONFIG_VECTORS_OFFSET=0x00002000
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=96M@0"