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/* $OpenBSD: scfreg.h,v 1.2 2003/06/02 18:40:59 jason Exp $ */
/*
* Copyright (c) 1999 Jason L. Wright (jason@thought.net)
* All rights reserved.
*
* This software was developed by Jason L. Wright under contract with
* RTMX Incorporated (http://www.rtmx.com).
*
* 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.
*/
struct scf_regs {
volatile u_int8_t led1; /* user led 1 control */
volatile u_int8_t led2; /* user led 2 control */
volatile u_int8_t fmpcr1; /* flash prog control 1 */
volatile u_int8_t rssr; /* rotary switch status */
volatile u_int8_t _reserved0[4]; /* unused */
volatile u_int8_t brscr; /* boot ROM size ctrl */
volatile u_int8_t fmpcr2; /* flash prog control reg 2 */
volatile u_int8_t fmpvcr; /* flash prog voltage ctrl */
volatile u_int8_t ssldcr; /* 7-segment led ctrl */
volatile u_int8_t fmb0; /* FMB chan 0 data discard */
volatile u_int8_t fmb1; /* FMB chan 1 data discard */
volatile u_int8_t _reserved1[1]; /* unused */
volatile u_int8_t lcaid; /* LCA identification */
};
/* led1/led2: user led 1/led 2 control */
#define LED_MASK 0x0f
#define LED_COLOR_MASK 0x03 /* color mask */
#define LED_COLOR_OFF 0x00 /* led is off */
#define LED_COLOR_GREEN 0x01 /* led is green */
#define LED_COLOR_RED 0x02 /* led is red */
#define LED_COLOR_YELLOW 0x03 /* led is yellow */
#define LED_BLINK_MASK 0x0c /* blink mask */
#define LED_BLINK_NONE 0x00 /* led does not blink */
#define LED_BLINK_HALF 0x04 /* led blinks at 0.5hz */
#define LED_BLINK_ONE 0x08 /* led blinks at 1.0hz */
#define LED_BLINK_TWO 0x0c /* led blinks at 2.0hz */
/* fmpcr1: flash memory programming control register 1 */
#define FMPCR1_MASK 0xf0 /* must be or'd with this on write */
#define FMPCR1_SELADDR 0x0e /* address select */
#define FMPCR1_SELROM 0x01 /* 0=first,1=second flash memory */
/* rssr: rotary switch status register */
#define RSSR_MASK 0x0f /* value of user rotary switch */
/* brscr: boot ROM size control register */
/* ??? */
/* fmpcr2: flash memory programming control register 2 */
#define FMPCR2_MASK 0xfe /* must be or'd with this on write */
#define FMPCR2_SELBOOT 0x01 /* 0=USER,1=BOOT flash memory */
/* fmpvcr: flash memory programming voltage control register */
#define FMPVCR_MASK 0xfe /* must be or'd with this on write */
#define FMPVCR_VPP 0x01 /* 1=prog voltage on, 0 = off */
/* fmb0/fmb1: FMB channel 0/1 data discard status register */
#define FMB_MSBVALID 0x01 /* (ro) whether to discard FMB data */
/* ssldcr: seven segment LED display control register */
/*
* Layout:
* AAA
* FF BB
* GGG
* EE CC
* DDD P
*/
#define SSLDCR_A 0x01
#define SSLDCR_B 0x02
#define SSLDCR_C 0x04
#define SSLDCR_D 0x08
#define SSLDCR_E 0x10
#define SSLDCR_F 0x20
#define SSLDCR_G 0x40
#define SSLDCR_P 0x80
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