Date: Fri, 10 Feb 2017 16:22:01 -0600 From: Karl Denninger <karl@denninger.net> To: Oleksandr Tymoshenko <gonzo@bluezbox.com> Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: Pi3 vchiq driver? Message-ID: <4ce65a43-8216-acbc-2a6c-c7da6e070727@denninger.net> In-Reply-To: <20170210221953.GA54179@bluezbox.com> References: <f5ecf842-8151-bb67-6056-f73f4c302cd4@denninger.net> <20170210221953.GA54179@bluezbox.com>
next in thread | previous in thread | raw e-mail | index | archive | help
This is a cryptographically signed message in MIME format. --------------ms020209030703090500090104 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 2/10/2017 16:19, Oleksandr Tymoshenko wrote: > Karl Denninger (karl@denninger.net) wrote: >> I assume this will provide the audio service (which is currently not >> available) on the Pi3. >> >> Attempting to include it results in a handful of compilation errors.=20 >> They'd be easy to fix for the instant case but generalizing them so th= ey >> ALSO compile on the Pi2 would likely be a good idea, and I'm >> less-certain on the "right" way to do that. > ... skipped ... >> Guidance? > VCHI driver is designed for 32-bit system. It passes pointers as opaque= > values to VideoCore and expectes them mirrored back and reused as > pointers. This is not going to work on 64-bit system. It can be fixed > but it's not a matter of adding more #ifdefs some additional logic > required. There is also a matter of userland-facing API which is not > relevant for audio driver but relevant for OpenGL and other parts of > raspberrypi-userland port. > > I have some work in progress but it's far from proper state. > Gotcha.... The i2c driver compiles on the Pi3 but I don't know if it works yet. I also have yet to check the GPIO outputs (the "led" driver does *not* work and that might portend bad things, but we'll see.) I'll get the breadboard out with one of my spare i2c modules and see if I can talk to = it. --=20 Karl Denninger karl@denninger.net <mailto:karl@denninger.net> /The Market Ticker/ /[S/MIME encrypted email preferred]/ --------------ms020209030703090500090104 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCC BlwwggZYMIIEQKADAgECAgE9MA0GCSqGSIb3DQEBCwUAMIGQMQswCQYDVQQGEwJVUzEQMA4G A1UECBMHRmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3Rl bXMgTExDMRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhND dWRhIFN5c3RlbXMgTExDIENBMB4XDTE2MTIxODE5NDUzNVoXDTIxMTIxNzE5NDUzNVowVzEL MAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExGTAXBgNVBAoTEEN1ZGEgU3lzdGVtcyBM TEMxGzAZBgNVBAMUEmthcmxAZGVubmluZ2VyLm5ldDCCAiIwDQYJKoZIhvcNAQEBBQADggIP ADCCAgoCggIBAM2N5maxs7NkoY9g5NMxFWll0TYiO7gXrGZTo3q25ZJgNdPMwrntLz/5ewE9 07TEbwJ3ah/Ep9BfZm7JF9vTtE1HkgKtXNKi0pawNGm1Yn26Dz5AbUr1byby6dFtDJr14E07 trzDCtRRvTkOVSBj6PQPal0fAnDtkIYQBVcuMkXkuMCtyfE95pjm8g4K9l7lAcKii3T1/3rE hCc1o2nBnb7EN1/XwBeCDGB+I2SN/ftZDbKQqGAF5q9dUn+iXU7Z/CVSfUWmhVh6cVZA4Ftv TglUqj410OuPx+cUQch3h1kFgsuhQR63HiJc3HbRJllHsV0rihvL1CjeARQkhnA6uY9NLFST p5I/PfzBzW2MSmtN/tGZvmfKKnmtbfUNgkzbIR1K3lsum+yEL71kB93Xtz/4f1demEx5c8TJ RBIniDHjDeLGK1aoBu8nfnvXAvgthFNTWBOEoR49AHEPjC3kZj0l8JQml1Y8bTQD5gtC5txl klO60WV0EufU7Hy9CmynMuFtjiA2v71pm097rXeCdrAKgisdYeEESB+SFrlY65rLiLv4n8o1 PX7DqRfqKkOYIakZ0ug/yHVKcq2EM3RiJxwzls5gT70CoOBlKbrC98O8TA6teON0Jq30M06t NTI2HhvNbJDLbBH+Awf4h1UKB+0ufENwjVvF5Jfz8Ww/FaSDAgMBAAGjgfQwgfEwNwYIKwYB BQUHAQEEKzApMCcGCCsGAQUFBzABhhtodHRwOi8vY3VkYXN5c3RlbXMubmV0Ojg4ODgwCQYD VR0TBAIwADARBglghkgBhvhCAQEEBAMCBaAwCwYDVR0PBAQDAgXgMCwGCWCGSAGG+EIBDQQf Fh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUpfAI3y+751pp9A0w 6vJHx8RoR/MwHwYDVR0jBBgwFoAUJHGbnYV9/N3dvbDKkpQDofrTbTUwHQYDVR0RBBYwFIES a2FybEBkZW5uaW5nZXIubmV0MA0GCSqGSIb3DQEBCwUAA4ICAQBiB6MlugxYJdccD8boZ/u8 d8VxmLkJCtbfyYHRjYdyoABLW5hE3k3xSpYCM9L7vzWyV/UWwDYKi4ZzxHo4g+jG/GQZfKhx v38BQjL2G9xD0Hn2d+cygOq3UPjVYlbbfQoew6JbyCFXrrZ7/0jvRMLAN2+bRC7ynaFUixPH Whnj9JSH7ieYdzak8KN+G2coIC2t2iyfXVKehzi5gdNQ0vJ7+ypbGsRm4gE8Mdo9N/WgFPvZ HPFqR9Dwas7Z+aHwOabpk5r/336SyjOaZsn3MqKJQZL6GqDKusVOCWt+9uFAD8kadg7FetZe atIoD9I+zbp59oVoMnkMDMx7Hi85faU03csusqMGsjSsAzWSI1N8PJytZlchLiykokLKc3OL G87QKlErotlou7cfPX2BbEAH5wmkj9oiqZhxIL/wwAUA+PkiTbEmksKBNompSjUq/6UsR8EA s74gnu17lmijv8mrg2qMlwRirE7qG8pnE8egLtCDxcjd0Of9WMi2NJskn0/ovC7P+J60Napl m3ZIgPJst1piYSE0Zc1FIat4fFphMfK5v4iLblo1tFSlkdx1UNDGdg/U+LaXkNVXlMp8fyPm R80V6cIrCAlEWnBJNxG1UyfbbsvNMCCZBM4faGGsR/hhQOiydlruxhjL6P8J2WV8p11DdeGx KymWoil2s1J5WTGCBRMwggUPAgEBMIGWMIGQMQswCQYDVQQGEwJVUzEQMA4GA1UECBMHRmxv cmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3RlbXMgTExDMRww GgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhNDdWRhIFN5c3Rl bXMgTExDIENBAgE9MA0GCWCGSAFlAwQCAwUAoIICTTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcN AQcBMBwGCSqGSIb3DQEJBTEPFw0xNzAyMTAyMjIyMDFaME8GCSqGSIb3DQEJBDFCBEDkdO/H NAMPG9/bADYQNaCvCVK81NAQRMiNUm+H8AMKMlVYCB6grkQj5AjqG7gbb06FVgSouvgJEzN4 +WCcmkMzMGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEqMAsGCWCGSAFlAwQBAjAKBggq hkiG9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwICAUAwBwYFKw4DAgcwDQYIKoZI hvcNAwICASgwgacGCSsGAQQBgjcQBDGBmTCBljCBkDELMAkGA1UEBhMCVVMxEDAOBgNVBAgT B0Zsb3JpZGExEjAQBgNVBAcTCU5pY2V2aWxsZTEZMBcGA1UEChMQQ3VkYSBTeXN0ZW1zIExM QzEcMBoGA1UEAxMTQ3VkYSBTeXN0ZW1zIExMQyBDQTEiMCAGCSqGSIb3DQEJARYTQ3VkYSBT eXN0ZW1zIExMQyBDQQIBPTCBqQYLKoZIhvcNAQkQAgsxgZmggZYwgZAxCzAJBgNVBAYTAlVT MRAwDgYDVQQIEwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoTEEN1ZGEg U3lzdGVtcyBMTEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExIjAgBgkqhkiG9w0B CQEWE0N1ZGEgU3lzdGVtcyBMTEMgQ0ECAT0wDQYJKoZIhvcNAQEBBQAEggIAOzHkaRcY2v/u UOPJ55SeFkOB/I5grab3DPpn74n2pK1tslkAsySbjQBWXEjAY+dQmaxrFVHQNbJppiQehrBF 9OvlAXsSZ3fFvX531tR/w45dxCBboqdvFjvGpMJCdroThkUDjwkzvGFm/qr9tPVqE13wf4Ae pQo4xAHoFb9M7A9TZmU0NjtnNp97yGYuawDStiN1oHtlA4yLlAVZ5X99KiqEF5tFF4alGSDt vpBPCpewfX8jjOmVDuvEsBD64NUlySECuXTIDCrNjiPlGonDbZdLzKWS5JqZ29Zz+Efr7DMW +El7425pZ15V1tJnaQHyGwqTTcTtxkXgGNBRlnr5/RTX1AYGFw7IGzRQxgo1jYEiv/jSRTX8 phiVJScKbINmVewBiqo5JeKJc+UpmlIrhcZUF4bkjg5jv5gZuI/GybvqLDY0bI91TOaz6sTc SzGfezxSc5n5XYYaFQirO5JpkcDsr4gfRK37lUXlCHbxHKPHe0AlZSFxHylHV0IpfFoqec+3 6IXei82twn7t8rq5vCeCrwJP7QCdderKJEEdzQArKllzay/4vz2meSi6TXpOSDi4KCVmwuaJ BZeM/di4tTBiiNwGv5Y8CdUXu19xKLEOljrwxuIgMnjJQqJS16m5y8vcf3ghxvugEFRLaO2u 7wepbcmWDYA2HqsG5ZkF/0MAAAAAAAA= --------------ms020209030703090500090104--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4ce65a43-8216-acbc-2a6c-c7da6e070727>