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Diffstat (limited to 'sys/arch/aviion/dev/vmevar.h')
| -rw-r--r-- | sys/arch/aviion/dev/vmevar.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sys/arch/aviion/dev/vmevar.h b/sys/arch/aviion/dev/vmevar.h new file mode 100644 index 00000000000..b8e0be4841c --- /dev/null +++ b/sys/arch/aviion/dev/vmevar.h @@ -0,0 +1,64 @@ +/* $OpenBSD: vmevar.h,v 1.1 2006/05/09 18:17:37 miod Exp $ */ +/* + * Copyright (c) 2006, Miodrag Vallat + * + * 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. + * + * 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. + */ + +#ifndef _AVIION_VME_H_ +#define _AVIION_VME_H_ + +typedef u_int32_t vme_addr_t; + +/* + * Attachment information for VME devices. + * + * The driver is supposed to know in which space it lives if it got an + * unspecified address (this is to simplify kernel configuration files). + * + * Drivers are also supposed to do their interrupt vector allocation + * themselves. + */ +struct vme_attach_args { + /* address locators */ + vme_addr_t vaa_addr_a16; + vme_addr_t vaa_addr_a24; + vme_addr_t vaa_addr_a32; + /* interrupt level if specified */ + u_int vaa_ipl; +}; + +int vmeintr_allocate(u_int, int, u_int *); +#define VMEINTR_ANY 0x00 +#define VMEINTR_CONTIGUOUS 0x01 /* allocate a contiguous range */ +int vmeintr_establish(u_int, struct intrhand *, const char *); + +int vmebus_get_bst(struct device *, u_int, u_int, bus_space_tag_t *); +#define VME_A32 0x04 /* 100..000 */ +#define VME_A24 0x03 /* 011..000 */ +#define VME_A16 0x02 /* 010..000 */ +#define VME_D32 0x04 /* 100..000 */ +#define VME_D16 0x02 /* 010..000 */ +#define VME_D8 0x01 /* 001..000 */ +void vmebus_release_bst(struct device *, bus_space_tag_t); + +#endif /* _AVIION_VME_H_ */ |