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