diff options
Diffstat (limited to 'sys/dev/ic/apcdmareg.h')
| -rw-r--r-- | sys/dev/ic/apcdmareg.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/sys/dev/ic/apcdmareg.h b/sys/dev/ic/apcdmareg.h new file mode 100644 index 00000000000..425115c2930 --- /dev/null +++ b/sys/dev/ic/apcdmareg.h @@ -0,0 +1,118 @@ +/* $OpenBSD: apcdmareg.h,v 1.1 2001/10/01 03:31:03 jason Exp $ */ + +/* + * Copyright (c) 2001 Jason L. Wright (jason@thought.net) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jason L. Wright + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Definitions for Sun APC DMA controller. + */ + +/* APC DMA registers */ +#define APC_CSR 0x0010 /* control/status */ +#define APC_CVA 0x0020 /* capture virtual address */ +#define APC_CC 0x0024 /* capture count */ +#define APC_CNVA 0x0028 /* capture next virtual address */ +#define APC_CNC 0x002c /* capture next count */ +#define APC_PVA 0x0030 /* playback virtual address */ +#define APC_PC 0x0034 /* playback count */ +#define APC_PNVA 0x0038 /* playback next virtual address */ +#define APC_PNC 0x003c /* playback next count */ + +/* + * APC DMA Register definitions + */ +#define APC_CSR_RESET 0x00000001 /* reset */ +#define APC_CSR_CDMA_GO 0x00000004 /* capture dma go */ +#define APC_CSR_PDMA_GO 0x00000008 /* playback dma go */ +#define APC_CSR_CODEC_RESET 0x00000020 /* codec reset */ +#define APC_CSR_CPAUSE 0x00000040 /* capture dma pause */ +#define APC_CSR_PPAUSE 0x00000080 /* playback dma pause */ +#define APC_CSR_CMIE 0x00000100 /* capture pipe empty enb */ +#define APC_CSR_CMI 0x00000200 /* capture pipe empty intr */ +#define APC_CSR_CD 0x00000400 /* capture nva dirty */ +#define APC_CSR_CM 0x00000800 /* capture data lost */ +#define APC_CSR_PMIE 0x00001000 /* pb pipe empty intr enable */ +#define APC_CSR_PD 0x00002000 /* pb nva dirty */ +#define APC_CSR_PM 0x00004000 /* pb pipe empty */ +#define APC_CSR_PMI 0x00008000 /* pb pipe empty interrupt */ +#define APC_CSR_EIE 0x00010000 /* error interrupt enable */ +#define APC_CSR_CIE 0x00020000 /* capture intr enable */ +#define APC_CSR_PIE 0x00040000 /* playback intr enable */ +#define APC_CSR_GIE 0x00080000 /* general intr enable */ +#define APC_CSR_EI 0x00100000 /* error interrupt */ +#define APC_CSR_CI 0x00200000 /* capture interrupt */ +#define APC_CSR_PI 0x00400000 /* playback interrupt */ +#define APC_CSR_GI 0x00800000 /* general interrupt */ + +#define APC_CSR_PLAY ( \ + APC_CSR_EI | \ + APC_CSR_GIE | \ + APC_CSR_PIE | \ + APC_CSR_EIE | \ + APC_CSR_PDMA_GO | \ + APC_CSR_PMIE ) + +#define APC_CSR_CAPTURE ( \ + APC_CSR_EI | \ + APC_CSR_GIE | \ + APC_CSR_CIE | \ + APC_CSR_EIE | \ + APC_CSR_CDMA_GO ) + +#define APC_CSR_PLAY_PAUSE (~( \ + APC_CSR_PPAUSE | \ + APC_CSR_GI | \ + APC_CSR_PI | \ + APC_CSR_CI | \ + APC_CSR_EI | \ + APC_CSR_PMI | \ + APC_CSR_PMIE | \ + APC_CSR_CMI | \ + APC_CSR_CMIE ) ) + +#define APC_CSR_CAPTURE_PAUSE (~( \ + APC_CSR_PPAUSE | \ + APC_CSR_GI | \ + APC_CSR_PI | \ + APC_CSR_CI | \ + APC_CSR_EI | \ + APC_CSR_PMI | \ + APC_CSR_PMIE | \ + APC_CSR_CMI | \ + APC_CSR_CMIE ) ) + +#define APC_CSR_INTR_MASK ( \ + APC_CSR_GI | \ + APC_CSR_PI | \ + APC_CSR_CI | \ + APC_CSR_EI | \ + APC_CSR_PMI | \ + APC_CSR_CMI ) |