contiki/lib/include/asm.h
2011-02-28 18:44:42 -05:00

117 lines
3.1 KiB
C

/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.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.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
*
*/
#ifndef ASM_H
#define ASM_H
/* Structure-based register definitions */
/* Example use:
ASM->KEY0 = 0xaabbccdd;
ASM->CONTROL1bits = (struct ASM_CONTROL1) {
.MASK_IRQ = 1,
.CBC = 1,
};
ASM->CONTROL1bits.SELF_TEST = 1;
*/
struct ASM_struct {
uint32_t KEY0;
uint32_t KEY1;
uint32_t KEY2;
uint32_t KEY3;
uint32_t DATA0;
uint32_t DATA1;
uint32_t DATA2;
uint32_t DATA3;
uint32_t CTR0;
uint32_t CTR1;
uint32_t CTR2;
uint32_t CTR3;
uint32_t CTR0_RESULT;
uint32_t CTR1_RESULT;
uint32_t CTR2_RESULT;
uint32_t CTR3_RESULT;
uint32_t CBC0_RESULT;
uint32_t CBC1_RESULT;
uint32_t CBC2_RESULT;
uint32_t CBC3_RESULT;
union {
uint32_t CONTROL0;
struct ASM_CONTROL0 {
uint32_t :24;
uint32_t START:1;
uint32_t CLEAR:1;
uint32_t LOAD_MAC:1;
uint32_t :4;
uint32_t CLEAR_IRQ:1;
} CONTROL0bits;
};
union {
uint32_t CONTROL1;
struct ASM_CONTROL1 {
uint32_t ON:1;
uint32_t NORMAL_MODE:1;
uint32_t BYPASS:1;
uint32_t :21;
uint32_t CBC:1;
uint32_t CTR:1;
uint32_t SELF_TEST:1;
uint32_t :4;
uint32_t MASK_IRQ:1;
} CONTROL1bits;
};
union {
uint32_t STATUS;
struct ASM_STATUS {
uint32_t :24;
uint32_t DONE:1;
uint32_t TEST_PASS:1;
uint32_t :6;
} STATUSbits;
};
uint32_t reserved;
uint32_t MAC0;
uint32_t MAC1;
uint32_t MAC2;
uint32_t MAC3;
};
static volatile struct ASM_struct * const ASM = (void *) (0x80008000);
#endif