1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 249148020SSam Ravnborg /* Routines to test for presence/absence of hardware registers: 349148020SSam Ravnborg * see arch/m68k/mm/hwtest.c. 449148020SSam Ravnborg * -- PMM <pmaydell@chiark.greenend.org.uk> 05/1998 549148020SSam Ravnborg * 649148020SSam Ravnborg * Removed __init from decls. We might want them in modules, and 749148020SSam Ravnborg * the code is tiny anyway. 16/5/98 pb 849148020SSam Ravnborg */ 949148020SSam Ravnborg 1049148020SSam Ravnborg #ifndef __ASM_HWTEST_H 1149148020SSam Ravnborg #define __ASM_HWTEST_H 1249148020SSam Ravnborg 1349148020SSam Ravnborg extern int hwreg_present(volatile void *regp); 1449148020SSam Ravnborg extern int hwreg_write(volatile void *regp, unsigned short val); 1549148020SSam Ravnborg 1649148020SSam Ravnborg #endif 17