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Wed, 29 Oct 2025 04:27:23 -0700 (PDT) Received: from ventana-desktop.localhost ([2405:201:d019:c0ce:f7f5:7789:48e5:c03f]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-33fed7f6040sm15316918a91.16.2025.10.29.04.27.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Oct 2025 04:27:23 -0700 (PDT) From: Himanshu Chauhan To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-efi@vger.kernel.org, acpica-devel@lists.linux.dev Subject: [RFC PATCH v2 04/10] riscv: Add fixmap indices for GHES IRQ and SSE contexts Date: Wed, 29 Oct 2025 16:56:42 +0530 Message-ID: <20251029112649.3811657-5-hchauhan@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251029112649.3811657-1-hchauhan@ventanamicro.com> References: <20251029112649.3811657-1-hchauhan@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251029_042724_867984_13D0A6EA X-CRM114-Status: UNSURE ( 8.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: apatel@ventanamicro.com, cleger@rivosinc.com, tony.luck@intel.com, Himanshu Chauhan , robert.moore@intel.com, conor@kernel.org, james.morse@arm.com, paul.walmsley@sifive.com, palmer@dabbelt.com, ardb@kernel.org, lenb@kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org GHES error handling requires fixmap entries for IRQ notifications. Add fixmap indices for IRQ, SSE Low and High priority notifications. Signed-off-by: Himanshu Chauhan --- arch/riscv/include/asm/fixmap.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/riscv/include/asm/fixmap.h b/arch/riscv/include/asm/fixmap.h index 0a55099bb734..e874fd952286 100644 --- a/arch/riscv/include/asm/fixmap.h +++ b/arch/riscv/include/asm/fixmap.h @@ -38,6 +38,14 @@ enum fixed_addresses { FIX_TEXT_POKE0, FIX_EARLYCON_MEM_BASE, +#ifdef CONFIG_ACPI_APEI_GHES + /* Used for GHES mapping from assorted contexts */ + FIX_APEI_GHES_IRQ, +#ifdef CONFIG_RISCV_SBI_SSE + FIX_APEI_GHES_SSE_LOW_PRIORITY, + FIX_APEI_GHES_SSE_HIGH_PRIORITY, +#endif /* CONFIG_RISCV_SBI_SSE */ +#endif /* CONFIG_ACPI_APEI_GHES */ __end_of_permanent_fixed_addresses, /* * Temporary boot-time mappings, used by early_ioremap(), -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv