18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
28c2ecf20Sopenharmony_ci/* Routines to test for presence/absence of hardware registers:
38c2ecf20Sopenharmony_ci * see arch/m68k/mm/hwtest.c.
48c2ecf20Sopenharmony_ci *  -- PMM <pmaydell@chiark.greenend.org.uk> 05/1998
58c2ecf20Sopenharmony_ci *
68c2ecf20Sopenharmony_ci * Removed __init from decls.  We might want them in modules, and
78c2ecf20Sopenharmony_ci * the code is tiny anyway.  16/5/98 pb
88c2ecf20Sopenharmony_ci */
98c2ecf20Sopenharmony_ci
108c2ecf20Sopenharmony_ci#ifndef __ASM_HWTEST_H
118c2ecf20Sopenharmony_ci#define __ASM_HWTEST_H
128c2ecf20Sopenharmony_ci
138c2ecf20Sopenharmony_ciextern int hwreg_present(volatile void *regp);
148c2ecf20Sopenharmony_ciextern int hwreg_write(volatile void *regp, unsigned short val);
158c2ecf20Sopenharmony_ci
168c2ecf20Sopenharmony_ci#endif
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