Messages in this thread | | | Subject | Re: [PATCH v4] ACPI / tables: Add IORT to injectable table list | From | Hanjun Guo <> | Date | Tue, 6 Feb 2018 15:18:02 +0800 |
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On 2018/2/6 14:37, Yang Shunyong wrote: > Loading IORT table from initrd can be used to fix severe firmware > IORT defects temporarily before platform/BIOS vendor releases an > upgraded BIOS binary. > > Moreover, it is very powerful to debug SMMU node/device probe, MSI > allocation, stream id translation and IORT table from firmware. > > It is also very useful to enable SMMU and devices behind SMMU before > firmware is ready. > > This patch adds ACPI_SIG_IORT to the table, which enables IORT > from initrd to override which from firmware. > > Cc: Joey Zheng <yu.zheng@hxt-semitech.com> > Cc: Wang Dongsheng <dongsheng.wang@hxt-semitech.com> > Cc: Jiang Yutang <yutang2.jiang@hxt-semitech.com> > Cc: Hanjun Guo <guohanjun@huawei.com> > Signed-off-by: Yang Shunyong <shunyong.yang@hxt-semitech.com>
Acked-by: Hanjun Guo <hanjun.guo@linaro.org>
Thanks Hanjun
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