67 lines
2.8 KiB
C
67 lines
2.8 KiB
C
/* $NetBSD: cyclone_boot.h,v 1.3 1999/12/06 09:55:57 mark Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1997,1998 Mark Brinicombe.
|
|
* Copyright (c) 1997,1998 Causality Limited.
|
|
* 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 Mark Brinicombe.
|
|
* 4. The name of the company nor the name of the author may 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 OR CONTRIBUTORS 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.
|
|
*/
|
|
|
|
/*
|
|
* Define the boot structure that is passed to the kernel
|
|
* from the cyclone firmware.
|
|
*
|
|
* The bootloader reserves a page for boot argument info.
|
|
* This page will contain the ebsaboot structure and the
|
|
* kernel argument string.
|
|
*/
|
|
|
|
struct ebsaboot {
|
|
u_int32_t bt_magic; /* boot info magic number */
|
|
u_int32_t bt_vargp; /* virtual addr of arg page */
|
|
u_int32_t bt_pargp; /* physical addr of arg page */
|
|
const char * bt_args; /* kernel args string pointer */
|
|
pd_entry_t * bt_l1; /* active L1 page table */
|
|
u_int32_t bt_memstart; /* start of physical memory */
|
|
u_int32_t bt_memend; /* end of physical memory */
|
|
u_int32_t bt_memavail; /* start of avail phys memory */
|
|
u_int32_t bt_fclk; /* fclk frequency */
|
|
u_int32_t bt_pciclk; /* PCI bus frequency */
|
|
u_int32_t bt_vers; /* structure version (CATS) */
|
|
u_int32_t bt_features; /* feature mask (CATS) */
|
|
};
|
|
|
|
#define BT_MAGIC_NUMBER_EBSA 0x45425341
|
|
#define BT_MAGIC_NUMBER_CATS 0x43415453
|
|
|
|
#define BT_BOOT_VERSION_OLD 0
|
|
#define BT_BOOT_VERSION_NEW 1
|
|
|
|
/* End of cyclone_boot.h */
|