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| author | Yangjie Zhang <jay1273062855@outlook.com> | 2023-09-28 16:25:23 +0800 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2023-10-06 17:58:09 +0530 |
| commit | e8114c6ae2f9ae2db96e49907710434557b0dc2a (patch) | |
| tree | 1942f3956ce763f5d53ee5508299862047a18ee0 /docs | |
| parent | d891caeae96397ba7a5ab01d6722996ea3a1dd16 (diff) | |
| download | opensbi-e8114c6ae2f9ae2db96e49907710434557b0dc2a.zip opensbi-e8114c6ae2f9ae2db96e49907710434557b0dc2a.tar.gz opensbi-e8114c6ae2f9ae2db96e49907710434557b0dc2a.tar.bz2 | |
docs: platform: update platform_requirements.md
"Zicsr" isa extension has been separated from "I" extension.
This patch add the isa requirement of "Zicsr" extension in
platform requirements documentation.
Signed-off-by: Yangjie Zhang <jay1273062855@outlook.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/platform_requirements.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/platform_requirements.md b/docs/platform_requirements.md index 8735adb..a843feb 100644 --- a/docs/platform_requirements.md +++ b/docs/platform_requirements.md @@ -18,7 +18,7 @@ Base Platform Requirements The base RISC-V platform requirements for OpenSBI are as follows: -1. At least rv32ima or rv64ima required on all HARTs +1. At least rv32ima_zicsr or rv64ima_zicsr required on all HARTs 2. At least one HART should have S-mode support because: * SBI calls are meant for RISC-V S-mode (Supervisor mode) @@ -33,7 +33,7 @@ The base RISC-V platform requirements for OpenSBI are as follows: 6. Hardware support for injecting M-mode software interrupts on a multi-HART platform -The RISC-V extensions not covered by rv32ima or rv64ima are optional +The RISC-V extensions not covered by rv32ima_zicsr or rv64ima_zicsr are optional for OpenSBI. Although, OpenSBI will detect and handle some of these optional RISC-V extensions at runtime. |