diff options
Diffstat (limited to 'usr/src/uts/sun4u/excalibur/sys/xcalppm_var.h')
| -rw-r--r-- | usr/src/uts/sun4u/excalibur/sys/xcalppm_var.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/usr/src/uts/sun4u/excalibur/sys/xcalppm_var.h b/usr/src/uts/sun4u/excalibur/sys/xcalppm_var.h new file mode 100644 index 0000000000..12bf7f1bf5 --- /dev/null +++ b/usr/src/uts/sun4u/excalibur/sys/xcalppm_var.h @@ -0,0 +1,107 @@ +/* + * 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 2004 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +/* + * Platform Power Management + */ + +#ifndef _SYS_XCALPPM_VAR_H +#define _SYS_XCALPPM_VAR_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * External function declarations + */ +extern int ppm_init(struct modlinkage *, size_t, char *); +extern int ppm_open(dev_t *, int, int, cred_t *); +extern int ppm_close(dev_t, int, int, cred_t *); +extern int ppm_ioctl(dev_t, int, intptr_t, int, cred_t *, int *); +extern int ppm_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **); +extern void spm_change_schizo_speed(int); + +/* + * ppm device flags + */ +#define XCPPMF_PCIB 0x1 +#define XCPPMF_UPA 0x2 + +/* + * Defines used for verification of CPU running at lowest speed. + */ +#define XCPPM_VCL_TRIES 5 +#define XCPPM_VCL_DELAY 10 +#define XCPPM_VCL_DIVISOR 32 + +/* + * driver private data + */ +typedef struct { + dev_info_t *dip; /* ptr to our dev_info node */ + struct xcppmreg regs; /* register accessed by ppm */ + struct xcppmhndl hndls; /* handles */ + kmutex_t gpio_lock; /* protects GPIO register */ + kmutex_t unit_lock; /* for state, led_tid fields below */ + kmutex_t creator_lock; /* held to create ppm_dev_t structs */ + uint_t state; /* ppm internal state */ + timeout_id_t led_tid; /* timeout id for LED */ +} xcppm_unit_t; + +/* + * Flags for the state word of ppm_unit + */ +#define XCPPM_ST_SUSPENDED 0x00000001 /* DDI_SUSPEND received */ + +#define XCPPM_GET8(handle, address) \ + ddi_get8(handle, (uint8_t *)(address)) + +#define XCPPM_SETGET8(handle, address, data) \ + ddi_put8(handle, (uint8_t *)(address), data); \ + data = XCPPM_GET8(handle, address) + +#define XCPPM_GET16(handle, address) \ + ddi_get16(handle, (uint16_t *)(address)) + +#define XCPPM_SETGET16(handle, address, data) \ + ddi_put16(handle, (uint16_t *)(address), data); \ + data = XCPPM_GET16(handle, address) + +#define XCPPM_GET32(handle, address) \ + ddi_get32(handle, (uint32_t *)(address)) + +#define XCPPM_SETGET32(handle, address, data) \ + ddi_put32(handle, (uint32_t *)(address), data); \ + data = XCPPM_GET32(handle, address) + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_XCALPPM_VAR_H */ |