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37 lines
684 B
37 lines
684 B
// SPDX-License-Identifier: GPL-2.0
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/*
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* MIPS-specific debug support for pre-boot environment
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*
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* NOTE: putc() is board specific, if your board have a 16550 compatible uart,
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* please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. othewise, you
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* need to implement your own putc().
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*/
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#include <linux/compiler.h>
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#include <linux/types.h>
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void __weak putc(char c)
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{
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}
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void puts(const char *s)
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{
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char c;
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while ((c = *s++) != '\0') {
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putc(c);
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if (c == '\n')
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putc('\r');
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}
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}
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void puthex(unsigned long long val)
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{
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unsigned char buf[10];
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int i;
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for (i = 7; i >= 0; i--) {
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buf[i] = "0123456789ABCDEF"[val & 0x0F];
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val >>= 4;
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}
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buf[8] = '\0';
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puts(buf);
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}
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