Date: Sat, 4 Jun 2016 18:53:27 GMT From: iateaca@FreeBSD.org To: svn-soc-all@FreeBSD.org Subject: socsvn commit: r304659 - soc2016/iateaca/bhyve-hda-head/usr.sbin/bhyve Message-ID: <201606041853.u54IrRcU014334@socsvn.freebsd.org>
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Author: iateaca Date: Sat Jun 4 18:53:26 2016 New Revision: 304659 URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=304659 Log: decode the (verb, payload) content from the cmd_data function of 12bit or 4bit Modified: soc2016/iateaca/bhyve-hda-head/usr.sbin/bhyve/hda_codec.c Modified: soc2016/iateaca/bhyve-hda-head/usr.sbin/bhyve/hda_codec.c ============================================================================== --- soc2016/iateaca/bhyve-hda-head/usr.sbin/bhyve/hda_codec.c Sat Jun 4 17:40:23 2016 (r304658) +++ soc2016/iateaca/bhyve-hda-head/usr.sbin/bhyve/hda_codec.c Sat Jun 4 18:53:26 2016 (r304659) @@ -56,11 +56,16 @@ uint8_t cad = 0, nid = 0; uint16_t verb = 0, payload = 0; - // TODO find if the cmd is 12bit or 4bit cad = (cmd_data >> HDA_CMD_CAD_SHIFT) & 0x0f; // 4 bits nid = (cmd_data >> HDA_CMD_NID_SHIFT) & 0xff; // 8 bits - verb = (cmd_data >> HDA_CMD_VERB_12BIT_SHIFT) & 0x0fff; // 12 bits - payload = cmd_data & 0xff; // 8 bits + + if ((cmd_data & 0x70000) == 0x70000) { + verb = (cmd_data >> HDA_CMD_VERB_12BIT_SHIFT) & 0x0fff; // 12 bits + payload = cmd_data & 0xff; // 8 bits + } else { + verb = (cmd_data >> HDA_CMD_VERB_4BIT_SHIFT) & 0x0f; // 4 bits + payload = cmd_data & 0xffff; // 16 bits + } assert(cad == hci->cad); assert(hci);
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