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/*
* Copyright (c) 2006 Maxim Sobolev <sobomax@FreeBSD.org>
* 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.
*
* 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.
*
* $FreeBSD: release/9.1.0/sys/dev/powermac_nvram/powermac_nvramvar.h 212240 2010-09-05 20:04:02Z mav $
*/
#ifndef _POWERPC_POWERMAC_POWERMAC_NVRAMVAR_H_
#define _POWERPC_POWERMAC_POWERMAC_NVRAMVAR_H_
#define NVRAM_SIZE 0x2000
#define CORE99_SIGNATURE 0x5a
#define SM_FLASH_CMD_ERASE_CONFIRM 0xd0
#define SM_FLASH_CMD_ERASE_SETUP 0x20
#define SM_FLASH_CMD_RESET 0xff
#define SM_FLASH_CMD_WRITE_SETUP 0x40
#define SM_FLASH_CMD_CLEAR_STATUS 0x50
#define SM_FLASH_CMD_READ_STATUS 0x70
#define SM_FLASH_STATUS_DONE 0x80
#define SM_FLASH_STATUS_ERR 0x38
#ifdef _KERNEL
struct powermac_nvram_softc {
device_t sc_dev;
phandle_t sc_node;
vm_offset_t sc_bank;
vm_offset_t sc_bank0;
vm_offset_t sc_bank1;
uint8_t sc_data[NVRAM_SIZE];
struct cdev * sc_cdev;
int sc_type;
#define FLASH_TYPE_SM 0
#define FLASH_TYPE_AMD 1
int sc_isopen;
int sc_rpos;
int sc_wpos;
};
#endif /* _KERNEL */
struct chrp_header {
uint8_t signature;
uint8_t chrp_checksum;
uint16_t length;
char name[12];
};
struct core99_header {
struct chrp_header chrp_header;
uint32_t adler_checksum;
uint32_t generation;
uint32_t reserved[2];
};
#endif /* _POWERPC_POWERMAC_POWERMAC_NVRAMVAR_H_ */