Re: [PATCH 4/4] docs/arm64: cpu-feature-registers: Documents missing visible fields

From: Julien Grall
Date: Thu Oct 31 2019 - 12:48:23 EST


Hi,

On 03/10/2019 12:12, Julien Grall wrote:
A couple of fields visible to userspace are not described in the
documentation. So update it.

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
---
Documentation/arm64/cpu-feature-registers.rst | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/arm64/cpu-feature-registers.rst b/Documentation/arm64/cpu-feature-registers.rst
index 2955287e9acc..ffcf4e2c71ef 100644
--- a/Documentation/arm64/cpu-feature-registers.rst
+++ b/Documentation/arm64/cpu-feature-registers.rst
@@ -193,6 +193,10 @@ infrastructure:
+------------------------------+---------+---------+
| Name | bits | visible |
+------------------------------+---------+---------+
+ | SB | [36-39] | y |
+ +------------------------------+---------+---------+
+ | FRINTTS | [32-35] | y |
+ +------------------------------+---------+---------+

Will reported the bitfields were inconsistent (see [1]). Looking in more details, it seems that I messed up this patch when sending it (I honestly can't remember why I wrote like that :().

@Catalin, I saw you applied this patch to for-next/elf-hwcap-docs. Would you
mind to update the content of the patch? Or do you prefer a new version?

| GPI | [31-28] | y |
+------------------------------+---------+---------+
| GPA | [27-24] | y |


Cheers,

[1] <20191029111517.GE11590@willie-the-truck>

--
Julien Grall