36 lines
599 B
C
36 lines
599 B
C
/*
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* misc.c
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*
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* Copyright (C) 2019-2020 Sylvain Munaut <tnt@246tNt.com>
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include "config.h"
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#include "misc.h"
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struct misc {
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uint32_t warmboot;
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uint32_t _rsvd0[3];;
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struct {
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uint16_t tx;
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uint16_t rx;
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} e1_tick[2];
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uint32_t _rsvd1;
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uint32_t time;
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} __attribute__((packed,aligned(4)));
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static volatile struct misc * const misc_regs = (void*)(MISC_BASE);
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void
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e1_tick_read(uint16_t *ticks)
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{
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uint32_t v = misc_regs->e1_tick;
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ticks[0] = (v ) & 0xffff;
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ticks[1] = (v >> 16) & 0xffff;
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}
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