1e65bcc62SAndrew Jones #ifndef _ASMPOWERPC_HCALL_H_ 2e65bcc62SAndrew Jones #define _ASMPOWERPC_HCALL_H_ 3e65bcc62SAndrew Jones /* 4e65bcc62SAndrew Jones * Copyright (C) 2016, Red Hat Inc, Andrew Jones <drjones@redhat.com> 5e65bcc62SAndrew Jones * 6e65bcc62SAndrew Jones * This work is licensed under the terms of the GNU LGPL, version 2. 7e65bcc62SAndrew Jones */ 8e65bcc62SAndrew Jones 9e65bcc62SAndrew Jones #define SC1 0x44000022 10e65bcc62SAndrew Jones #define SC1_REPLACEMENT 0x7c000268 11e65bcc62SAndrew Jones 12e65bcc62SAndrew Jones #define H_SUCCESS 0 13e65bcc62SAndrew Jones #define H_HARDWARE -1 14e65bcc62SAndrew Jones #define H_FUNCTION -2 15e65bcc62SAndrew Jones #define H_PRIVILEGE -3 16e65bcc62SAndrew Jones #define H_PARAMETER -4 17e65bcc62SAndrew Jones 18c20e1e54SThomas Huth #define H_SET_SPRG0 0x24 19e65bcc62SAndrew Jones #define H_SET_DABR 0x28 20c20e1e54SThomas Huth #define H_PAGE_INIT 0x2c 21adb87bc4SSuraj Jitindar Singh #define H_CEDE 0xE0 221aee4297SAndrew Jones #define H_GET_TERM_CHAR 0x54 23e65bcc62SAndrew Jones #define H_PUT_TERM_CHAR 0x58 24c20e1e54SThomas Huth #define H_RANDOM 0x300 256842bc34SLaurent Vivier #define H_SET_MODE 0x31C 26e65bcc62SAndrew Jones 27*141b4584SDavid Gibson #define KVMPPC_HCALL_BASE 0xf000 28*141b4584SDavid Gibson #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 29*141b4584SDavid Gibson 30e65bcc62SAndrew Jones #ifndef __ASSEMBLY__ 31e65bcc62SAndrew Jones /* 32e65bcc62SAndrew Jones * hcall_have_broken_sc1 checks if we're on a host with a broken sc1. 33e65bcc62SAndrew Jones * Returns 0 if we're not. 34e65bcc62SAndrew Jones */ 35e65bcc62SAndrew Jones extern int hcall_have_broken_sc1(void); 36e65bcc62SAndrew Jones 37e65bcc62SAndrew Jones /* 38e65bcc62SAndrew Jones * hcall is the hypercall wrapper function. unittests may do what 39e65bcc62SAndrew Jones * they like, but the framework should make all hypercalls through 40e65bcc62SAndrew Jones * here to ensure they use a working sc1 instruction. @nr is the 41e65bcc62SAndrew Jones * hypercall number. 42e65bcc62SAndrew Jones */ 43e65bcc62SAndrew Jones extern unsigned long hcall(unsigned long nr, ...); 44e65bcc62SAndrew Jones 45e65bcc62SAndrew Jones #endif /* !__ASSEMBLY__ */ 46e65bcc62SAndrew Jones #endif /* _ASMPOWERPC_HCALL_H_ */ 47