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([2a01:e0a:e17:9700:16d2:7456:6634:9626]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-742a9829ce8sm12466688b3a.118.2025.05.23.03.21.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 May 2025 03:21:35 -0700 (PDT) From: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= To: Paul Walmsley , Palmer Dabbelt , Anup Patel , Atish Patra , Shuah Khan , Jonathan Corbet , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org Cc: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Samuel Holland , Andrew Jones , Deepak Gupta , Charlie Jenkins , Atish Patra Subject: [PATCH v8 05/14] riscv: sbi: add SBI FWFT extension calls Date: Fri, 23 May 2025 12:19:22 +0200 Message-ID: <20250523101932.1594077-6-cleger@rivosinc.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250523101932.1594077-1-cleger@rivosinc.com> References: <20250523101932.1594077-1-cleger@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250523_112138_865995_C193ADD9 X-CRM114-Status: GOOD ( 13.47 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org QWRkIEZXRlQgZXh0ZW5zaW9uIGNhbGxzLiBUaGlzIHdpbGwgYmUgcmF0aWZpZWQgaW4gU0JJIFYz LjAgaGVuY2UsIGl0IGlzCnByb3ZpZGVkIGFzIGEgc2VwYXJhdGUgY29tbWl0IHRoYXQgY2FuIGJl IGxlZnQgb3V0IGlmIG5lZWRlZC4KClNpZ25lZC1vZmYtYnk6IENsw6ltZW50IEzDqWdlciA8Y2xl Z2VyQHJpdm9zaW5jLmNvbT4KUmV2aWV3ZWQtYnk6IEFuZHJldyBKb25lcyA8YWpvbmVzQHZlbnRh bmFtaWNyby5jb20+ClJldmlld2VkLWJ5OiBBdGlzaCBQYXRyYSA8YXRpc2hwQHJpdm9zaW5jLmNv bT4KLS0tCiBhcmNoL3Jpc2N2L2tlcm5lbC9zYmkuYyB8IDIwICsrKysrKysrKysrKysrKysrKyst CiAxIGZpbGUgY2hhbmdlZCwgMTkgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAt LWdpdCBhL2FyY2gvcmlzY3Yva2VybmVsL3NiaS5jIGIvYXJjaC9yaXNjdi9rZXJuZWwvc2JpLmMK aW5kZXggODE4ZWZhZmRjOGU5Li41MzgzNmE5MjM1ZTMgMTAwNjQ0Ci0tLSBhL2FyY2gvcmlzY3Yv a2VybmVsL3NiaS5jCisrKyBiL2FyY2gvcmlzY3Yva2VybmVsL3NiaS5jCkBAIC0yOTksNiArMjk5 LDggQEAgc3RhdGljIGludCBfX3NiaV9yZmVuY2VfdjAyKGludCBmaWQsIGNvbnN0IHN0cnVjdCBj cHVtYXNrICpjcHVfbWFzaywKIAlyZXR1cm4gMDsKIH0KIAorc3RhdGljIGJvb2wgc2JpX2Z3ZnRf c3VwcG9ydGVkOworCiBzdHJ1Y3QgZndmdF9zZXRfcmVxIHsKIAl1MzIgZmVhdHVyZTsKIAl1bnNp Z25lZCBsb25nIHZhbHVlOwpAQCAtMzI2LDcgKzMyOCwxNSBAQCBzdGF0aWMgdm9pZCBjcHVfc2Jp X2Z3ZnRfc2V0KHZvaWQgKmFyZykKICAqLwogaW50IHNiaV9md2Z0X3NldCh1MzIgZmVhdHVyZSwg dW5zaWduZWQgbG9uZyB2YWx1ZSwgdW5zaWduZWQgbG9uZyBmbGFncykKIHsKLQlyZXR1cm4gLUVP UE5PVFNVUFA7CisJc3RydWN0IHNiaXJldCByZXQ7CisKKwlpZiAoIXNiaV9md2Z0X3N1cHBvcnRl ZCkKKwkJcmV0dXJuIC1FT1BOT1RTVVBQOworCisJcmV0ID0gc2JpX2VjYWxsKFNCSV9FWFRfRldG VCwgU0JJX0VYVF9GV0ZUX1NFVCwKKwkJCWZlYXR1cmUsIHZhbHVlLCBmbGFncywgMCwgMCwgMCk7 CisKKwlyZXR1cm4gc2JpX2Vycl9tYXBfbGludXhfZXJybm8ocmV0LmVycm9yKTsKIH0KIAogLyoq CkBAIC0zNDgsNiArMzU4LDkgQEAgaW50IHNiaV9md2Z0X3NldF9jcHVtYXNrKGNvbnN0IGNwdW1h c2tfdCAqbWFzaywgdTMyIGZlYXR1cmUsCiAJCS5lcnJvciA9IEFUT01JQ19JTklUKDApLAogCX07 CiAKKwlpZiAoIXNiaV9md2Z0X3N1cHBvcnRlZCkKKwkJcmV0dXJuIC1FT1BOT1RTVVBQOworCiAJ aWYgKGZlYXR1cmUgJiBTQklfRldGVF9HTE9CQUxfRkVBVFVSRV9CSVQpCiAJCXJldHVybiAtRUlO VkFMOwogCkBAIC02NzksNiArNjkyLDExIEBAIHZvaWQgX19pbml0IHNiaV9pbml0KHZvaWQpCiAJ CQlwcl9pbmZvKCJTQkkgREJDTiBleHRlbnNpb24gZGV0ZWN0ZWRcbiIpOwogCQkJc2JpX2RlYnVn X2NvbnNvbGVfYXZhaWxhYmxlID0gdHJ1ZTsKIAkJfQorCQlpZiAoc2JpX3NwZWNfdmVyc2lvbiA+ PSBzYmlfbWtfdmVyc2lvbigzLCAwKSAmJgorCQkgICAgc2JpX3Byb2JlX2V4dGVuc2lvbihTQklf RVhUX0ZXRlQpKSB7CisJCQlwcl9pbmZvKCJTQkkgRldGVCBleHRlbnNpb24gZGV0ZWN0ZWRcbiIp OworCQkJc2JpX2Z3ZnRfc3VwcG9ydGVkID0gdHJ1ZTsKKwkJfQogCX0gZWxzZSB7CiAJCV9fc2Jp X3NldF90aW1lciA9IF9fc2JpX3NldF90aW1lcl92MDE7CiAJCV9fc2JpX3NlbmRfaXBpCT0gX19z Ymlfc2VuZF9pcGlfdjAxOwotLSAKMi40OS4wCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KbGludXgtcmlzY3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2 QGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9s aXN0aW5mby9saW51eC1yaXNjdgo=