diff options
Diffstat (limited to 'usr/src/uts/sun4u/sys/jbusppm.h')
| -rw-r--r-- | usr/src/uts/sun4u/sys/jbusppm.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/usr/src/uts/sun4u/sys/jbusppm.h b/usr/src/uts/sun4u/sys/jbusppm.h new file mode 100644 index 0000000000..c05f86a9fa --- /dev/null +++ b/usr/src/uts/sun4u/sys/jbusppm.h @@ -0,0 +1,77 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2005 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _SYS_JBUSPPM_H +#define _SYS_JBUSPPM_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Driver state structure + */ +typedef struct { + dev_info_t *dip; + ddi_acc_handle_t devid_hndl; + ddi_acc_handle_t estar_hndl; + uint64_t *devid_csr; + uint64_t *estar_csr; + uint64_t *j_chng_csr; + int is_master; + int lyropen; /* ref count */ +} jbppm_unit; + +/* offset to JBus Change Initiation Control Register */ +#define J_CHNG_INITIATION_OFFSET 0x08 + +/* J_ID[1] set indicates master IO bridge */ +#define MASTER_IOBRIDGE_BIT 0x040000 /* j_id[1] */ + +/* + * JBus Estar Control Register + */ +#define JBUS_ESTAR_CNTL_32 0x20ULL +#define JBUS_ESTAR_CNTL_2 0x2ULL +#define JBUS_ESTAR_CNTL_1 0x1ULL +#define JBUS_ESTAR_CNTL_MASK (JBUS_ESTAR_CNTL_32 | \ + JBUS_ESTAR_CNTL_2 | JBUS_ESTAR_CNTL_1) + +/* + * JBus Change Initiation Control Register + */ +#define J_CHNG_INITIATION_MASK 0x18ULL /* Chng_Init[1:0] */ +#define J_CHNG_START 0x10ULL +#define J_CHNG_OCCURED 0x18ULL +#define J_CHNG_DELAY_MASK 0x07ULL /* Chng_Delay[2:0] */ + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_JBUSPPM_H */ |