1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Routines to test for presence/absence of hardware registers: 3 * see arch/m68k/mm/hwtest.c. 4 * -- PMM <pmaydell@chiark.greenend.org.uk> 05/1998 5 * 6 * Removed __init from decls. We might want them in modules, and 7 * the code is tiny anyway. 16/5/98 pb 8 */ 9 10 #ifndef __ASM_HWTEST_H 11 #define __ASM_HWTEST_H 12 13 extern int hwreg_present(volatile void *regp); 14 extern int hwreg_write(volatile void *regp, unsigned short val); 15 16 #endif 17