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Fri, 15 Aug 2025 03:01:37 -0700 (PDT) Received: from hsinchu16.internal.sifive.com ([210.176.154.34]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b472d5a7a40sm879220a12.9.2025.08.15.03.01.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Aug 2025 03:01:37 -0700 (PDT) From: Yu-Chien Peter Lin To: opensbi@lists.infradead.org Subject: [RFC PATCH 7/7] docs: opensbi_config: add description for reserved-pmp-count Date: Fri, 15 Aug 2025 18:01:15 +0800 Message-ID: <20250815100116.27776-8-peter.lin@sifive.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250815100116.27776-1-peter.lin@sifive.com> References: <20250815100116.27776-1-peter.lin@sifive.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250815_030138_564060_D36A2EA1 X-CRM114-Status: UNSURE ( 9.53 ) X-CRM114-Notice: Please train this message. X-BeenThere: opensbi@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: greentime.hu@sifive.com, Yu-Chien Peter Lin , zong.li@sifive.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "opensbi" Errors-To: opensbi-bounces+opensbi=archiver.kernel.org@lists.infradead.org Add documentation for the reserved-pmp-count property, which specifies the number of additional high-priority PMP entries. Signed-off-by: Yu-Chien Peter Lin --- docs/opensbi_config.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/opensbi_config.md b/docs/opensbi_config.md index 104d82c9..02481800 100644 --- a/docs/opensbi_config.md +++ b/docs/opensbi_config.md @@ -26,6 +26,9 @@ The DT properties of a domain configuration DT node are as follows: * **heap-size** (Optional) - When present, the specified value is used as the size of the heap in bytes. +* **reserved-pmp-count** (Optional) - When present, the specified value + is used as the additional number of reserved high-priority PMP entries. + * **system-suspend-test** (Optional) - When present, enable a system suspend test implementation which simply waits five seconds and issues a WFI. @@ -40,6 +43,7 @@ The OpenSBI Configuration Node will be deleted at the end of cold boot compatible = "opensbi,config"; cold-boot-harts = <&cpu1 &cpu2 &cpu3 &cpu4>; heap-size = <0x400000>; + reserved-pmp-count = <2>; system-suspend-test; }; }; -- 2.48.0 -- opensbi mailing list opensbi@lists.infradead.org http://lists.infradead.org/mailman/listinfo/opensbi