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([2a01:e0a:3cb:7bb0:771e:3d0f:d9c9:2f92]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-390e485db82sm17669254f8f.88.2025.03.04.07.31.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 07:31:27 -0800 (PST) From: Jerome Forissier To: u-boot@lists.denx.de Cc: Ilias Apalodimas , Jerome Forissier , Tom Rini , Rick Chen , Leo , Dan Carpenter , Heinrich Schuchardt , Simon Glass , Jiaxun Yang , Andrew Goodbody , Yu-Chien Peter Lin Subject: [PATCH v3 03/14] riscv: add initjmp() Date: Tue, 4 Mar 2025 16:24:51 +0100 Message-ID: <20250304152510.2832340-4-jerome.forissier@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250304152510.2832340-1-jerome.forissier@linaro.org> References: <20250304152510.2832340-1-jerome.forissier@linaro.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Implement initjmp() for RISC-V. Signed-off-by: Jerome Forissier --- arch/Kconfig | 1 + arch/riscv/lib/setjmp.S | 10 ++++++++++ 2 files changed, 11 insertions(+) diff --git a/arch/Kconfig b/arch/Kconfig index 7a3141e92b3..aa60c5ff03c 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -153,6 +153,7 @@ config RISCV bool "RISC-V architecture" select CREATE_ARCH_SYMLINK select HAVE_SETJMP + select HAVE_INITJMP select SUPPORT_ACPI select SUPPORT_LITTLE_ENDIAN select SUPPORT_OF_CONTROL diff --git a/arch/riscv/lib/setjmp.S b/arch/riscv/lib/setjmp.S index 99d6195827e..6f952a16eee 100644 --- a/arch/riscv/lib/setjmp.S +++ b/arch/riscv/lib/setjmp.S @@ -59,3 +59,13 @@ ENTRY(longjmp) ret ENDPROC(longjmp) .popsection + +.pushsection .text.initjmp, "ax" +ENTRY(initjmp) + /* a1: entry point address, a2: stack top */ + STORE_IDX(a1, 12) + STORE_IDX(a2, 13) + li a0, 0 + ret +ENDPROC(initjmp) +.popsection