xref: /openbmc/qemu/target/ppc/power8-pmu.h (revision 769244f9)
1 /*
2  * PMU emulation helpers for TCG IBM POWER chips
3  *
4  *  Copyright IBM Corp. 2021
5  *
6  * Authors:
7  *  Daniel Henrique Barboza      <danielhb413@gmail.com>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
10  * See the COPYING file in the top-level directory.
11  */
12 
13 #ifndef POWER8_PMU_H
14 #define POWER8_PMU_H
15 
16 #define BHRB_TYPE_NORECORD      0x00
17 #define BHRB_TYPE_CALL          0x01
18 #define BHRB_TYPE_INDIRECT      0x02
19 #define BHRB_TYPE_COND          0x04
20 #define BHRB_TYPE_OTHER         0x08
21 #define BHRB_TYPE_XL_FORM       0x10
22 
23 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
24 
25 #define PMC_COUNTER_NEGATIVE_VAL 0x80000000UL
26 
27 void cpu_ppc_pmu_init(CPUPPCState *env);
28 void pmu_mmcr01a_updated(CPUPPCState *env);
29 #else
30 static inline void cpu_ppc_pmu_init(CPUPPCState *env) { }
31 static inline void pmu_mmcr01a_updated(CPUPPCState *env) { }
32 #endif
33 
34 #endif
35