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([2a01:e0a:e17:9700:16d2:7456:6634:9626]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22db5100c4esm16270255ad.173.2025.04.24.10.34.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Apr 2025 10:34:20 -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 Subject: [PATCH v6 05/14] riscv: sbi: add SBI FWFT extension calls Date: Thu, 24 Apr 2025 19:31:52 +0200 Message-ID: <20250424173204.1948385-6-cleger@rivosinc.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250424173204.1948385-1-cleger@rivosinc.com> References: <20250424173204.1948385-1-cleger@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250424_103422_301369_32C0D7D8 X-CRM114-Status: GOOD ( 13.64 ) 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+Ci0tLQogYXJjaC9yaXNjdi9rZXJuZWwvc2JpLmMgfCAyMCArKysrKysrKysr KysrKysrKysrLQogMSBmaWxlIGNoYW5nZWQsIDE5IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24o LSkKCmRpZmYgLS1naXQgYS9hcmNoL3Jpc2N2L2tlcm5lbC9zYmkuYyBiL2FyY2gvcmlzY3Yva2Vy bmVsL3NiaS5jCmluZGV4IGQ1N2U0ZGFlN2RhYy4uMDcwMDE0ZmYzNWQ0IDEwMDY0NAotLS0gYS9h cmNoL3Jpc2N2L2tlcm5lbC9zYmkuYworKysgYi9hcmNoL3Jpc2N2L2tlcm5lbC9zYmkuYwpAQCAt Mjk5LDYgKzI5OSw4IEBAIHN0YXRpYyBpbnQgX19zYmlfcmZlbmNlX3YwMihpbnQgZmlkLCBjb25z dCBzdHJ1Y3QgY3B1bWFzayAqY3B1X21hc2ssCiAJcmV0dXJuIDA7CiB9CiAKK3N0YXRpYyBib29s IHNiaV9md2Z0X3N1cHBvcnRlZDsKKwogLyoqCiAgKiBzYmlfZndmdF9zZXQoKSAtIFNldCBhIGZl YXR1cmUgb24gdGhlIGxvY2FsIGhhcnQKICAqIEBmZWF0dXJlOiBUaGUgZmVhdHVyZSBJRCB0byBi ZSBzZXQKQEAgLTMwOSw3ICszMTEsMTUgQEAgc3RhdGljIGludCBfX3NiaV9yZmVuY2VfdjAyKGlu dCBmaWQsIGNvbnN0IHN0cnVjdCBjcHVtYXNrICpjcHVfbWFzaywKICAqLwogaW50IHNiaV9md2Z0 X3NldCh1MzIgZmVhdHVyZSwgdW5zaWduZWQgbG9uZyB2YWx1ZSwgdW5zaWduZWQgbG9uZyBmbGFn cykKIHsKLQlyZXR1cm4gLUVPUE5PVFNVUFA7CisJc3RydWN0IHNiaXJldCByZXQ7CisKKwlpZiAo IXNiaV9md2Z0X3N1cHBvcnRlZCkKKwkJcmV0dXJuIC1FT1BOT1RTVVBQOworCisJcmV0ID0gc2Jp X2VjYWxsKFNCSV9FWFRfRldGVCwgU0JJX0VYVF9GV0ZUX1NFVCwKKwkJCWZlYXR1cmUsIHZhbHVl LCBmbGFncywgMCwgMCwgMCk7CisKKwlyZXR1cm4gc2JpX2Vycl9tYXBfbGludXhfZXJybm8ocmV0 LmVycm9yKTsKIH0KIAogc3RydWN0IGZ3ZnRfc2V0X3JlcSB7CkBAIC0zNDgsNiArMzU4LDkgQEAg aW50IHNiaV9md2Z0X3NldF9jcHVtYXNrKGNvbnN0IGNwdW1hc2tfdCAqbWFzaywgdTMyIGZlYXR1 cmUsCiAJCS5lcnJvciA9IEFUT01JQ19JTklUKDApLAogCX07CiAKKwlpZiAoIXNiaV9md2Z0X3N1 cHBvcnRlZCkKKwkJcmV0dXJuIC1FT1BOT1RTVVBQOworCiAJaWYgKGZlYXR1cmUgJiBTQklfRldG VF9HTE9CQUxfRkVBVFVSRV9CSVQpCiAJCXJldHVybiAtRUlOVkFMOwogCkBAIC02NzksNiArNjky LDExIEBAIHZvaWQgX19pbml0IHNiaV9pbml0KHZvaWQpCiAJCQlwcl9pbmZvKCJTQkkgREJDTiBl eHRlbnNpb24gZGV0ZWN0ZWRcbiIpOwogCQkJc2JpX2RlYnVnX2NvbnNvbGVfYXZhaWxhYmxlID0g dHJ1ZTsKIAkJfQorCQlpZiAoc2JpX3NwZWNfdmVyc2lvbiA+PSBzYmlfbWtfdmVyc2lvbigzLCAw KSAmJgorCQkgICAgc2JpX3Byb2JlX2V4dGVuc2lvbihTQklfRVhUX0ZXRlQpKSB7CisJCQlwcl9p bmZvKCJTQkkgRldGVCBleHRlbnNpb24gZGV0ZWN0ZWRcbiIpOworCQkJc2JpX2Z3ZnRfc3VwcG9y dGVkID0gdHJ1ZTsKKwkJfQogCX0gZWxzZSB7CiAJCV9fc2JpX3NldF90aW1lciA9IF9fc2JpX3Nl dF90aW1lcl92MDE7CiAJCV9fc2JpX3NlbmRfaXBpCT0gX19zYmlfc2VuZF9pcGlfdjAxOwotLSAK Mi40OS4wCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K bGludXgtcmlzY3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2QGxpc3RzLmluZnJhZGVhZC5vcmcK aHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1yaXNjdgo=