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microblaze: Disable all cpu features before reset

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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>
This commit is contained in:
Michal Simek 2012-11-07 15:27:39 +01:00 • committed by Michal Simek
parent 783764521e
commit 8848668e13
1 changed files with 2 additions and 1 deletions
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3
board/xilinx/microblaze-generic/microblaze-generic.c
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@ -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;
}