From: Michal Simek monstr@monstr.eu
Fix microblaze soft reset function and disable all cpu features. Especially disable caches because IRQs were off by disable_interrupts().
Reported-by: John Williams john.williams@xilinx.com Signed-off-by: Michal Simek monstr@monstr.eu Signed-off-by: Michal Simek michal.simek@xilinx.com --- board/xilinx/microblaze-generic/microblaze-generic.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/board/xilinx/microblaze-generic/microblaze-generic.c b/board/xilinx/microblaze-generic/microblaze-generic.c index 8ba99f9..1af0b86 100644 --- a/board/xilinx/microblaze-generic/microblaze-generic.c +++ b/board/xilinx/microblaze-generic/microblaze-generic.c @@ -40,7 +40,8 @@ int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #endif
puts ("Reseting board\n"); - asm ("bra r0"); + __asm__ __volatile__ (" mts rmsr, r0;" \ + "bra r0");
return 0; } -- 1.8.2.1