Return-path: Envelope-to: publicinbox@libre-riscv.org Delivery-date: Mon, 23 Mar 2020 08:54:45 +0000 Received: from localhost ([::1] helo=libre-riscv.org) by libre-riscv.org with esmtp (Exim 4.89) (envelope-from ) id 1jGIr6-0005B6-98; Mon, 23 Mar 2020 08:54:44 +0000 Received: from localhost ([127.0.0.1] helo=bugs.libre-riscv.org) by libre-riscv.org with esmtp (Exim 4.89) (envelope-from ) id 1jGIr3-0005As-KE for libre-riscv-dev@lists.libre-riscv.org; Mon, 23 Mar 2020 08:54:41 +0000 From: bugzilla-daemon@libre-riscv.org To: libre-riscv-dev@lists.libre-riscv.org Date: Mon, 23 Mar 2020 08:54:41 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Libre-SOC's first SoC X-Bugzilla-Component: Specification X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: programmerjake@gmail.com X-Bugzilla-Status: CONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: High X-Bugzilla-Assigned-To: lkcl@lkcl.net X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://bugs.libre-riscv.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Subject: [libre-riscv-dev] [Bug 264] ISA switch needs to be a privileged operation X-BeenThere: libre-riscv-dev@lists.libre-riscv.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Libre-RISCV General Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Libre-RISCV General Development Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: libre-riscv-dev-bounces@lists.libre-riscv.org Sender: "libre-riscv-dev" aHR0cDovL2J1Z3MubGlicmUtcmlzY3Yub3JnL3Nob3dfYnVnLmNnaT9pZD0yNjQKCi0tLSBDb21t ZW50ICM4IGZyb20gSmFjb2IgTGlmc2hheSA8cHJvZ3JhbW1lcmpha2VAZ21haWwuY29tPiAtLS0K KEluIHJlcGx5IHRvIEx1a2UgS2VubmV0aCBDYXNzb24gTGVpZ2h0b24gZnJvbSBjb21tZW50ICM2 KQo+IChJbiByZXBseSB0byBKYWNvYiBMaWZzaGF5IGZyb20gY29tbWVudCAjNSkKPiAKPiA+IElm IHdlIHVzZSB0aGUgc2FtZSAyIEMgb3Bjb2RlcyBmb3IgY29tcHJlc3NlZCBwYWlycywgdGhlbiB3 ZSBjYW4gZW5kIHVwIHdpdGgKPiA+IDEzLjUgYml0cyBhdmFpbGFibGUgcGVyIGluc3RydWN0aW9u LCByYXRoZXIgdGhhbiBqdXN0IDExLCB3aGljaCBhbGxvd3MgdXMgdG8KPiA+IGRlZmluZSBhYm91 dCA1LjY1NiAoISkgdGltZXMgYXMgbWFueSBjb21wcmVzc2VkIGluc3RydWN0aW9ucy4KPiA+IAo+ ID4gMTMuNSA9ICgzMiAtIDYgKyAxKSAvIDIKPiA+IDExID0gMTYgLSA2ICsgMQo+ID4gNS42NTYu Li4gPSAyIF4gKDEzLjUgLSAxMSkKPiAKPiBvdGhlciBpZGVhcyBhbG9uZyB0aGlzIHRoZW1lIGlu Y2x1ZGUgc2F5aW5nLCBpbiB0aGF0IGluaXRpYWwgMzItYml0IHNwYWNlLAo+IGlzIHRvIHNwZWNp ZnkgaG93IG1hbnkgb2YgdGhlIG5leHQgaW5zdHJ1Y3Rpb25zIGFyZSB0byBiZSBlbmNvZGVkIGFz IEMuCj4gCj4gaSdkIHJlY29tbWVuZCB0byByZXNlcnZlIHRoZSBvcHRpb24gdG8gZG8gdGhpcywg YXMgaXQgaW52b2x2ZXMgc3RvcmluZyBzdGF0ZQo+ICh0aGUgY291bnRkb3duIHRpbWVyKSB3aGVy ZWFzIGp1c3QgaGF2aW5nIDIgQyBvcGNvZGVzIGFzIHBhaXJzIGlzIGRlYWQKPiBzaW1wbGUsIGFz IGxvbmcgYXMgeW91IGFjY2VwdCB0aGF0IHRoZSBQQyBlbmNvZGVzIHRoZSBzdGF0ZSBpbmZvcm1h dGlvbgo+IGFib3V0IHRoZSBmYWN0IHRoYXQgaWYgdGhlIFBDIGlzIG9uIGEgMi1ieXRlIGJvdW5k YXJ5IHlvdSdyZSBpbiB0aGUgbWlkZGxlCj4gb2YgdGhlIHBhaXIuCj4gCj4gdGhpcyBhbGxvd3Mg dGhlIFBDIHRvIHN0b3JlIHRoZSBzdGF0ZSBpZiB0aGVyZSBpcyBhIHRyYXAuCgpFeGNlcHQsIGxp a2UgSSBtZW50aW9uZWQgYmVmb3JlLCB1c2luZyB0aGUgUEMgdG8gc3RvcmUgdGhhdCBpbmZvIG1h a2VzIGl0CmFtYmlndW91cyBiZXR3ZWVuIGV4ZWN1dGluZyB0aGUgc2Vjb25kIGluc3RydWN0aW9u IGluIGEgcGFpciBhbmQgZXhlY3V0aW5nIGEKbm9uLXBhaXJlZCBpbnN0cnVjdGlvbiB0aGF0IGhh cHBlbnMgdG8gc3RhcnQgYXQgYSAyLWJ5dGUgYm91bmRhcnkgYmVjYXVzZSB0aGVyZQp3YXMgYSBw cmVjZWRpbmcgNDgtYml0IGluc3RydWN0aW9uLiBTbywgd2UnbGwgZWl0aGVyIGhhdmUgdG8gbm90 IGhhdmUgYW55CjQ4LWJpdCBpbnN0cnVjdGlvbnMsIG5vdCB0cmFwIGluIHRoZSBtaWRkbGUgb2Yg YSBwYWlyLCBvciBub3QgaGF2ZSBwYWlyZWQKaW5zdHJ1Y3Rpb25zLgoKU3dpdGNoaW5nIGluc3Ry dWN0aW9uIG1lbW9yeSB0byBhbHdheXMgYmUgaW4gQkUgbW9kZSBpcyBub3QgYSBnb29kIHNvbHV0 aW9uCnNpbmNlIHRoYXQgaXMgbm90IGNvbXBhdGlibGUgd2l0aCBzdGFuZGFyZCBQb3dlciBjb2Rl IHRoYXQgZG9lc24ndCBrbm93IGFib3V0CnRoZSBlbmRpYW4gc3dpdGNoLgoKLS0gCllvdSBhcmUg cmVjZWl2aW5nIHRoaXMgbWFpbCBiZWNhdXNlOgpZb3UgYXJlIG9uIHRoZSBDQyBsaXN0IGZvciB0 aGUgYnVnLgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwps aWJyZS1yaXNjdi1kZXYgbWFpbGluZyBsaXN0CmxpYnJlLXJpc2N2LWRldkBsaXN0cy5saWJyZS1y aXNjdi5vcmcKaHR0cDovL2xpc3RzLmxpYnJlLXJpc2N2Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xp YnJlLXJpc2N2LWRldgo=