162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Callers outside of misc.c need access to the error reporting routines, 462306a36Sopenharmony_ci * but the *_putstr() functions need to stay in misc.c because of how 562306a36Sopenharmony_ci * memcpy() and memmove() are defined for the compressed boot environment. 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci#include "misc.h" 862306a36Sopenharmony_ci#include "error.h" 962306a36Sopenharmony_ci 1062306a36Sopenharmony_civoid warn(const char *m) 1162306a36Sopenharmony_ci{ 1262306a36Sopenharmony_ci error_putstr("\n\n"); 1362306a36Sopenharmony_ci error_putstr(m); 1462306a36Sopenharmony_ci error_putstr("\n\n"); 1562306a36Sopenharmony_ci} 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_civoid error(char *m) 1862306a36Sopenharmony_ci{ 1962306a36Sopenharmony_ci warn(m); 2062306a36Sopenharmony_ci error_putstr(" -- System halted"); 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci while (1) 2362306a36Sopenharmony_ci asm("hlt"); 2462306a36Sopenharmony_ci} 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci/* EFI libstub provides vsnprintf() */ 2762306a36Sopenharmony_ci#ifdef CONFIG_EFI_STUB 2862306a36Sopenharmony_civoid panic(const char *fmt, ...) 2962306a36Sopenharmony_ci{ 3062306a36Sopenharmony_ci static char buf[1024]; 3162306a36Sopenharmony_ci va_list args; 3262306a36Sopenharmony_ci int len; 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ci va_start(args, fmt); 3562306a36Sopenharmony_ci len = vsnprintf(buf, sizeof(buf), fmt, args); 3662306a36Sopenharmony_ci va_end(args); 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_ci if (len && buf[len - 1] == '\n') 3962306a36Sopenharmony_ci buf[len - 1] = '\0'; 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_ci error(buf); 4262306a36Sopenharmony_ci} 4362306a36Sopenharmony_ci#endif 44