diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/s390/include/asm/cpu_mf.h')
-rw-r--r-- | ANDROID_3.4.5/arch/s390/include/asm/cpu_mf.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/ANDROID_3.4.5/arch/s390/include/asm/cpu_mf.h b/ANDROID_3.4.5/arch/s390/include/asm/cpu_mf.h deleted file mode 100644 index a3afecda..00000000 --- a/ANDROID_3.4.5/arch/s390/include/asm/cpu_mf.h +++ /dev/null @@ -1,97 +0,0 @@ -/* - * CPU-measurement facilities - * - * Copyright IBM Corp. 2012 - * Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com> - * Jan Glauber <jang@linux.vnet.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. - */ -#ifndef _ASM_S390_CPU_MF_H -#define _ASM_S390_CPU_MF_H - -#include <asm/facility.h> - -#define CPU_MF_INT_SF_IAE (1 << 31) /* invalid entry address */ -#define CPU_MF_INT_SF_ISE (1 << 30) /* incorrect SDBT entry */ -#define CPU_MF_INT_SF_PRA (1 << 29) /* program request alert */ -#define CPU_MF_INT_SF_SACA (1 << 23) /* sampler auth. change alert */ -#define CPU_MF_INT_SF_LSDA (1 << 22) /* loss of sample data alert */ -#define CPU_MF_INT_CF_CACA (1 << 7) /* counter auth. change alert */ -#define CPU_MF_INT_CF_LCDA (1 << 6) /* loss of counter data alert */ - -#define CPU_MF_INT_CF_MASK (CPU_MF_INT_CF_CACA|CPU_MF_INT_CF_LCDA) -#define CPU_MF_INT_SF_MASK (CPU_MF_INT_SF_IAE|CPU_MF_INT_SF_ISE| \ - CPU_MF_INT_SF_PRA|CPU_MF_INT_SF_SACA| \ - CPU_MF_INT_SF_LSDA) - -/* CPU measurement facility support */ -static inline int cpum_cf_avail(void) -{ - return MACHINE_HAS_SPP && test_facility(67); -} - -static inline int cpum_sf_avail(void) -{ - return MACHINE_HAS_SPP && test_facility(68); -} - - -struct cpumf_ctr_info { - u16 cfvn; - u16 auth_ctl; - u16 enable_ctl; - u16 act_ctl; - u16 max_cpu; - u16 csvn; - u16 max_cg; - u16 reserved1; - u32 reserved2[12]; -} __packed; - -/* Query counter information */ -static inline int qctri(struct cpumf_ctr_info *info) -{ - int rc = -EINVAL; - - asm volatile ( - "0: .insn s,0xb28e0000,%1\n" - "1: lhi %0,0\n" - "2:\n" - EX_TABLE(1b, 2b) - : "+d" (rc), "=Q" (*info)); - return rc; -} - -/* Load CPU-counter-set controls */ -static inline int lcctl(u64 ctl) -{ - int cc; - - asm volatile ( - " .insn s,0xb2840000,%1\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (cc) : "m" (ctl) : "cc"); - return cc; -} - -/* Extract CPU counter */ -static inline int ecctr(u64 ctr, u64 *val) -{ - register u64 content asm("4") = 0; - int cc; - - asm volatile ( - " .insn rre,0xb2e40000,%0,%2\n" - " ipm %1\n" - " srl %1,28\n" - : "=d" (content), "=d" (cc) : "d" (ctr) : "cc"); - if (!cc) - *val = content; - return cc; -} - -#endif /* _ASM_S390_CPU_MF_H */ |