From mboxrd@z Thu Jan 1 00:00:00 1970 From: cem@kernel.org Date: Wed, 13 Mar 2024 15:53:27 +0100 Subject: [PATCH 4/6] riscv: Implement test for architecture ID register In-Reply-To: <20240313145336.311611-1-cem@kernel.org> References: <20240313145336.311611-1-cem@kernel.org> Message-ID: <20240313145336.311611-5-cem@kernel.org> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: Carlos Maiolino Probe the MARCHID register and compare it to the specified MARCHID environment variable. Signed-off-by: Carlos Maiolino --- V3: - Adapt to use __base_sbi_ecall (which also fixes the wrong paramenters) V2: - Wrap commit message around 70 chars - Remove unneeded blank lines riscv/sbi.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/riscv/sbi.c b/riscv/sbi.c index ce0be84f..56b27765 100644 --- a/riscv/sbi.c +++ b/riscv/sbi.c @@ -57,6 +57,14 @@ static void check_base(void) gen_report(&ret, expected); report_prefix_pop(); + report_prefix_push("marchid"); + if (env_or_skip("MARCHID")) { + expected = strtol(getenv("MARCHID"), NULL, 0); + ret = __base_sbi_ecall(SBI_EXT_BASE_GET_MARCHID, 0); + gen_report(&ret, expected); + } + report_prefix_pop(); + report_prefix_pop(); } -- 2.44.0