691b3c3238
having the CPU device that's a child of atmelarm that does stuff. o Create a linker_set for the support fucntions for the SoCs. o Rename soc_data to soc_info. o Move the delay and reset function pointers to new soc_data struct o Create elements for all known SoCs o Add lookup of the SoC we found, and print a warning if it isn't one we know about.
62 lines
2.6 KiB
C
62 lines
2.6 KiB
C
/*-
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* Copyright (c) 2005 M. Warner Losh. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* $FreeBSD$ */
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#ifndef ARM_AT91_AT91STREG_H
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#define ARM_AT91_AT91STREG_H
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#define ST_CR 0x00 /* Control register */
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#define ST_PIMR 0x04 /* Period interval mode register */
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#define ST_WDMR 0x08 /* Watchdog mode register */
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#define ST_RTMR 0x0c /* Real-time mode register */
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#define ST_SR 0x10 /* Status register */
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#define ST_IER 0x14 /* Interrupt enable register */
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#define ST_IDR 0x18 /* Interrupt disable register */
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#define ST_IMR 0x1c /* Interrupt mask register */
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#define ST_RTAR 0x20 /* Real-time alarm register */
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#define ST_CRTR 0x24 /* Current real-time register */
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/* ST_CR */
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#define ST_CR_WDRST (1U << 0) /* WDRST: Watchdog Timer Restart */
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/* ST_WDMR */
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#define ST_WDMR_EXTEN (1U << 17) /* EXTEN: External Signal Assert Enable */
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#define ST_WDMR_RSTEN (1U << 16) /* RSTEN: Reset Enable */
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/* ST_SR, ST_IER, ST_IDR, ST_IMR */
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#define ST_SR_PITS (1U << 0) /* PITS: Period Interval Timer Status */
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#define ST_SR_WDOVF (1U << 1) /* WDOVF: Watchdog Overflow */
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#define ST_SR_RTTINC (1U << 2) /* RTTINC: Real-time Timer Increment */
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#define ST_SR_ALMS (1U << 3) /* ALMS: Alarm Status */
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/* ST_CRTR */
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#define ST_CRTR_MASK 0xfffff /* 20-bit counter */
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void at91_st_delay(int n);
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void at91_st_cpu_reset(void);
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#endif /* ARM_AT91_AT91STREG_H */
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