linux-kernel - [PATCH v6 0/2] AMD Zen debugging documentation

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Message-ID: <20250501214147.2488164-1-superm1@kernel.org>
Date: Thu,  1 May 2025 16:41:45 -0500
From: Mario Limonciello <superm1@...nel.org>
To: Borislav Petkov <bp@...en8.de>
Cc: Jonathan Corbet <corbet@....net>,
	Mario Limonciello <mario.limonciello@....com>,
	Yazen Ghannam <yazen.ghannam@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	x86@...nel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)),
	"H . Peter Anvin" <hpa@...or.com>,
	Shyam Sundar S K <Shyam-sundar.S-k@....com>,
	linux-doc@...r.kernel.org (open list:DOCUMENTATION),
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v6 0/2] AMD Zen debugging documentation

From: Mario Limonciello <mario.limonciello@....com>

Introduce documentation for debugging some issues on AMD zen hardware.
As one of the debugging techniques read and add information for
S5_RESET_STATUS register.

v6:
 * Drop pre-req patches already merged to tip.git
 * Use Boris' suggestion for reading S5_RESET_STATUS

Mario Limonciello (1):
  Documentation: Add AMD Zen debugging document

Yazen Ghannam (1):
  x86/CPU/AMD: Print the reason for the last reset

 Documentation/arch/x86/amd-debugging.rst | 362 +++++++++++++++++++++++
 Documentation/arch/x86/index.rst         |   1 +
 Documentation/arch/x86/resume.svg        |   4 +
 Documentation/arch/x86/suspend.svg       |   4 +
 arch/x86/include/asm/amd/fch.h           |   1 +
 arch/x86/kernel/cpu/amd.c                |  53 ++++
 6 files changed, 425 insertions(+)
 create mode 100644 Documentation/arch/x86/amd-debugging.rst
 create mode 100644 Documentation/arch/x86/resume.svg
 create mode 100644 Documentation/arch/x86/suspend.svg

-- 
2.43.0