53 lines
1.4 KiB
Diff
53 lines
1.4 KiB
Diff
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From 783cbd59fcf086a9aaf603271823fb4ca71f0c55 Mon Sep 17 00:00:00 2001
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From: Danny Milosavljevic <dannym@scratchpost.org>
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Date: Thu, 8 Oct 2020 23:01:05 +0200
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Subject: [PATCH] meminfo: Replace sys/io.h by direct register accesses.
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See: https://github.com/linux-sunxi/sunxi-tools/pull/144
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Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
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---
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meminfo.c | 9 ++++-----
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1 file changed, 4 insertions(+), 5 deletions(-)
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diff --git a/meminfo.c b/meminfo.c
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index 0b0ff23..3b3a5df 100644
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--- a/meminfo.c
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+++ b/meminfo.c
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@@ -22,7 +22,6 @@
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#include <sys/mman.h>
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#include <stdint.h>
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#include <errno.h>
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-#include <sys/io.h>
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#include <stdbool.h>
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#include "common.h"
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@@ -74,24 +73,24 @@ static enum sunxi_soc_version soc_version;
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unsigned int
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sunxi_io_read(void *base, int offset)
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{
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- return inl((unsigned long) (base + offset));
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+ return *(volatile unsigned int*) (base + offset);
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}
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void
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sunxi_io_write(void *base, int offset, unsigned int value)
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{
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- outl(value, (unsigned long) (base + offset));
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+ *(volatile unsigned int*) (base + offset) = value;
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}
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void
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sunxi_io_mask(void *base, int offset, unsigned int value, unsigned int mask)
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{
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- unsigned int tmp = inl((unsigned long) (base + offset));
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+ unsigned int tmp = sunxi_io_read(base, offset);
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tmp &= ~mask;
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tmp |= value & mask;
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- outl(tmp, (unsigned long) (base + offset));
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+ sunxi_io_write(base, offset, tmp);
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}
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