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adds missing files

This commit is contained in:
Eyck Jentzsch 2023-09-30 20:31:58 +02:00
parent eeb17437ee
commit b082091db2
3 changed files with 36 additions and 0 deletions
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1
bare-metal-bsp/libwrap/sys/_exit.c
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@ -5,6 +5,7 @@
extern volatile uint32_t tohost;
extern volatile uint32_t fromhost;
void write_hex(int fd, uint32_t hex);
void __wrap__exit(int code)
{

28
bare-metal-bsp/libwrap/sys/puts.c Normal file
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@ -0,0 +1,28 @@
/* See LICENSE of license details. */
#include <stdint.h>
#include <errno.h>
#include <unistd.h>
#include <sys/types.h>
#include "platform.h"
#include "stub.h"
#include "weak_under_alias.h"
int __wrap_puts(const char *s)
{
while (*s != '\0') {
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
UART0_REG(UART_REG_TXFIFO) = *s;
if (*s == '\n') {
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
UART0_REG(UART_REG_TXFIFO) = '\r';
}
++s;
}
return 0;
}
weak_under_alias(puts);

7
bare-metal-bsp/libwrap/sys/weak_under_alias.h Normal file
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@ -0,0 +1,7 @@
#ifndef _BSP_LIBWRAP_WEAK_UNDER_ALIAS_H
#define _BSP_LIBWRAP_WEAK_UNDER_ALIAS_H
#define weak_under_alias(name) \
extern __typeof (__wrap_##name) __wrap__##name __attribute__ ((weak, alias ("__wrap_"#name)))
#endif