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(parent: 09afac7) | patch
riscv: clear all pending interrupts when booting
authorChristoph Hellwig <hch@lst.de>
Mon, 15 Apr 2019 09:14:36 +0000 (11:14 +0200)
committerPalmer Dabbelt <palmer@sifive.com>
Thu, 25 Apr 2019 21:51:10 +0000 (14:51 -0700)
commitdf16c40cbfb43fbd6d5d879585b268b131fa95eb
treec1c45c1738eddba7c15f06e22bec302a30f47884tree | snapshot
parent09afac77b6e83b66e95ab0a32ba878beb4f6ee28commit | diff
riscv: clear all pending interrupts when booting

Just in case an old interrupt is pending make sure we clear everything
asserted before this kernel started.  Based on similar M-mode code in
opensbi.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Nick Kossifidis <mick@ics.forth.gr>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
arch/riscv/kernel/head.S diff | blob | history
Domain: System / Kernel;