From: Yu-Chien Peter Lin <peter.lin@sifive.com>
To: opensbi@lists.infradead.org
Cc: greentime.hu@sifive.com,
Yu-Chien Peter Lin <peter.lin@sifive.com>,
zong.li@sifive.com
Subject: [RFC PATCH 7/7] docs: opensbi_config: add description for reserved-pmp-count
Date: Fri, 15 Aug 2025 18:01:15 +0800 [thread overview]
Message-ID: <20250815100116.27776-8-peter.lin@sifive.com> (raw)
In-Reply-To: <20250815100116.27776-1-peter.lin@sifive.com>
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 <peter.lin@sifive.com>
---
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
--
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next prev parent reply other threads:[~2025-08-15 13:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-15 10:01 [RFC PATCH 0/7] Extend the reserved PMP entries Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 1/7] lib: utils: fdt_helper: add fdt_has_isa_extension() helper Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 2/7] include: sbi: sbi_platform: add reserved_pmp_count field Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 3/7] platform: generic: platform: introduce fw_platform_get_reserved_pmp_count() Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 4/7] lib: sbi_init: print total and reserved PMP counts Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 5/7] lib: sbi: riscv_asm: add reserved_pmp_alloc() to allocate a reserved PMP Yu-Chien Peter Lin
2025-08-15 10:01 ` [RFC PATCH 6/7] lib: sbi: sbi_hart: extend PMP handling to support multiple reserved entries Yu-Chien Peter Lin
2025-08-15 10:01 ` Yu-Chien Peter Lin [this message]
2025-10-06 5:21 ` [RFC PATCH 0/7] Extend the reserved PMP entries Anup Patel
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