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-rw-r--r--include/lib/aarch32/arch.h66
-rw-r--r--include/lib/aarch32/arch_helpers.h13
-rw-r--r--include/lib/aarch64/arch.h69
-rw-r--r--include/lib/aarch64/arch_helpers.h5
-rw-r--r--include/lib/extensions/amu.h32
-rw-r--r--include/lib/extensions/amu_private.h15
6 files changed, 200 insertions, 0 deletions
diff --git a/include/lib/aarch32/arch.h b/include/lib/aarch32/arch.h
index eb768e3..16a6cf1 100644
--- a/include/lib/aarch32/arch.h
+++ b/include/lib/aarch32/arch.h
@@ -117,6 +117,11 @@
/* CSSELR definitions */
#define LEVEL_SHIFT 1
+/* ID_PFR0 definitions */
+#define ID_PFR0_AMU_SHIFT 20
+#define ID_PFR0_AMU_LENGTH 4
+#define ID_PFR0_AMU_MASK 0xf
+
/* ID_PFR1 definitions */
#define ID_PFR1_VIRTEXT_SHIFT 12
#define ID_PFR1_VIRTEXT_MASK 0xf
@@ -398,6 +403,7 @@
#define DCISW p15, 0, c7, c6, 2
#define CTR p15, 0, c0, c0, 1
#define CNTFRQ p15, 0, c14, c0, 0
+#define ID_PFR0 p15, 0, c0, c1, 0
#define ID_PFR1 p15, 0, c0, c1, 1
#define MAIR0 p15, 0, c10, c2, 0
#define MAIR1 p15, 0, c10, c2, 1
@@ -459,4 +465,64 @@
#define ICC_ASGI1R_EL1_64 p15, 1, c12
#define ICC_SGI0R_EL1_64 p15, 2, c12
+/*******************************************************************************
+ * Definitions for system register interface to AMU for ARMv8.4 onwards
+ ******************************************************************************/
+#define AMCR p15, 0, c13, c2, 0
+#define AMCFGR p15, 0, c13, c2, 1
+#define AMCGCR p15, 0, c13, c2, 2
+#define AMUSERENR p15, 0, c13, c2, 3
+#define AMCNTENCLR0 p15, 0, c13, c2, 4
+#define AMCNTENSET0 p15, 0, c13, c2, 5
+#define AMCNTENCLR1 p15, 0, c13, c3, 0
+#define AMCNTENSET1 p15, 0, c13, c3, 1
+
+/* Activity Monitor Group 0 Event Counter Registers */
+#define AMEVCNTR00 p15, 0, c0
+#define AMEVCNTR01 p15, 1, c0
+#define AMEVCNTR02 p15, 2, c0
+#define AMEVCNTR03 p15, 3, c0
+
+/* Activity Monitor Group 0 Event Type Registers */
+#define AMEVTYPER00 p15, 0, c13, c6, 0
+#define AMEVTYPER01 p15, 0, c13, c6, 1
+#define AMEVTYPER02 p15, 0, c13, c6, 2
+#define AMEVTYPER03 p15, 0, c13, c6, 3
+
+/* Activity Monitor Group 1 Event Counter Registers */
+#define AMEVCNTR10 p15, 0, c4
+#define AMEVCNTR11 p15, 1, c4
+#define AMEVCNTR12 p15, 2, c4
+#define AMEVCNTR13 p15, 3, c4
+#define AMEVCNTR14 p15, 4, c4
+#define AMEVCNTR15 p15, 5, c4
+#define AMEVCNTR16 p15, 6, c4
+#define AMEVCNTR17 p15, 7, c4
+#define AMEVCNTR18 p15, 0, c5
+#define AMEVCNTR19 p15, 1, c5
+#define AMEVCNTR1A p15, 2, c5
+#define AMEVCNTR1B p15, 3, c5
+#define AMEVCNTR1C p15, 4, c5
+#define AMEVCNTR1D p15, 5, c5
+#define AMEVCNTR1E p15, 6, c5
+#define AMEVCNTR1F p15, 7, c5
+
+/* Activity Monitor Group 1 Event Type Registers */
+#define AMEVTYPER10 p15, 0, c13, c14, 0
+#define AMEVTYPER11 p15, 0, c13, c14, 1
+#define AMEVTYPER12 p15, 0, c13, c14, 2
+#define AMEVTYPER13 p15, 0, c13, c14, 3
+#define AMEVTYPER14 p15, 0, c13, c14, 4
+#define AMEVTYPER15 p15, 0, c13, c14, 5
+#define AMEVTYPER16 p15, 0, c13, c14, 6
+#define AMEVTYPER17 p15, 0, c13, c14, 7
+#define AMEVTYPER18 p15, 0, c13, c15, 0
+#define AMEVTYPER19 p15, 0, c13, c15, 1
+#define AMEVTYPER1A p15, 0, c13, c15, 2
+#define AMEVTYPER1B p15, 0, c13, c15, 3
+#define AMEVTYPER1C p15, 0, c13, c15, 4
+#define AMEVTYPER1D p15, 0, c13, c15, 5
+#define AMEVTYPER1E p15, 0, c13, c15, 6
+#define AMEVTYPER1F p15, 0, c13, c15, 7
+
#endif /* __ARCH_H__ */
diff --git a/include/lib/aarch32/arch_helpers.h b/include/lib/aarch32/arch_helpers.h
index 116a2a5..73e844e 100644
--- a/include/lib/aarch32/arch_helpers.h
+++ b/include/lib/aarch32/arch_helpers.h
@@ -186,6 +186,7 @@ DEFINE_SYSREG_RW_FUNCS(cpsr)
******************************************************************************/
DEFINE_COPROCR_READ_FUNC(mpidr, MPIDR)
DEFINE_COPROCR_READ_FUNC(midr, MIDR)
+DEFINE_COPROCR_READ_FUNC(id_pfr0, ID_PFR0)
DEFINE_COPROCR_READ_FUNC(id_pfr1, ID_PFR1)
DEFINE_COPROCR_READ_FUNC(isr, ISR)
DEFINE_COPROCR_READ_FUNC(clidr, CLIDR)
@@ -232,6 +233,16 @@ DEFINE_COPROCR_RW_FUNCS(icc_eoir0_el1, ICC_EOIR0)
DEFINE_COPROCR_RW_FUNCS(icc_eoir1_el1, ICC_EOIR1)
DEFINE_COPROCR_WRITE_FUNC_64(icc_sgi1r, ICC_SGI1R_EL1_64)
+DEFINE_COPROCR_RW_FUNCS(amcntenset0, AMCNTENSET0)
+DEFINE_COPROCR_RW_FUNCS(amcntenset1, AMCNTENSET1)
+DEFINE_COPROCR_RW_FUNCS(amcntenclr0, AMCNTENCLR0)
+DEFINE_COPROCR_RW_FUNCS(amcntenclr1, AMCNTENCLR1)
+
+DEFINE_COPROCR_RW_FUNCS_64(amevcntr00, AMEVCNTR00)
+DEFINE_COPROCR_RW_FUNCS_64(amevcntr01, AMEVCNTR01)
+DEFINE_COPROCR_RW_FUNCS_64(amevcntr02, AMEVCNTR02)
+DEFINE_COPROCR_RW_FUNCS_64(amevcntr03, AMEVCNTR03)
+
/*
* TLBI operation prototypes
*/
@@ -320,6 +331,8 @@ static inline void disable_fiq(void)
#define read_cntpct_el0() read64_cntpct()
#define read_cnthp_cval_el2() read64_cnthp_cval_el2()
#define write_cnthp_cval_el2(v) write64_cnthp_cval_el2(v)
+#define read_amcntenset0_el0() read_amcntenset0()
+#define read_amcntenset1_el0() read_amcntenset1()
void disable_mmu_icache(void);
diff --git a/include/lib/aarch64/arch.h b/include/lib/aarch64/arch.h
index fe97b25..20cb089 100644
--- a/include/lib/aarch64/arch.h
+++ b/include/lib/aarch64/arch.h
@@ -135,6 +135,10 @@
#define GET_VIRT_EXT(id) ((id >> ID_PFR1_VIRTEXT_SHIFT) \
& ID_PFR1_VIRTEXT_MASK)
+#define ID_AA64PFR0_AMU_SHIFT 44
+#define ID_AA64PFR0_AMU_LENGTH 4
+#define ID_AA64PFR0_AMU_MASK 0xf
+
/* SCTLR definitions */
#define SCTLR_EL2_RES1 ((1 << 29) | (1 << 28) | (1 << 23) | (1 << 22) | \
(1 << 18) | (1 << 16) | (1 << 11) | (1 << 5) | \
@@ -375,4 +379,69 @@
/* Physical Timer Control register. */
#define CNTP_CTL 0x2c
+/*******************************************************************************
+ * Definitions for system register interface to AMU for ARMv8.4 onwards
+ ******************************************************************************/
+#define AMCR_EL0 S3_3_C13_C2_0
+#define AMCFGR_EL0 S3_3_C13_C2_1
+#define AMCGCR_EL0 S3_3_C13_C2_2
+#define AMUSERENR_EL0 S3_3_C13_C2_3
+#define AMCNTENCLR0_EL0 S3_3_C13_C2_4
+#define AMCNTENSET0_EL0 S3_3_C13_C2_5
+#define AMCNTENCLR1_EL0 S3_3_C13_C3_0
+#define AMCNTENSET1_EL0 S3_3_C13_C3_1
+
+/* Activity Monitor Group 0 Event Counter Registers */
+#define AMEVCNTR00_EL0 S3_3_C13_C4_0
+#define AMEVCNTR01_EL0 S3_3_C13_C4_1
+#define AMEVCNTR02_EL0 S3_3_C13_C4_2
+#define AMEVCNTR03_EL0 S3_3_C13_C4_3
+
+/* Activity Monitor Group 0 Event Type Registers */
+#define AMEVTYPER00_EL0 S3_3_C13_C6_0
+#define AMEVTYPER01_EL0 S3_3_C13_C6_1
+#define AMEVTYPER02_EL0 S3_3_C13_C6_2
+#define AMEVTYPER03_EL0 S3_3_C13_C6_3
+
+/* Activity Monitor Group 1 Event Counter Registers */
+#define AMEVCNTR10_EL0 S3_3_C13_C12_0
+#define AMEVCNTR11_EL0 S3_3_C13_C12_1
+#define AMEVCNTR12_EL0 S3_3_C13_C12_2
+#define AMEVCNTR13_EL0 S3_3_C13_C12_3
+#define AMEVCNTR14_EL0 S3_3_C13_C12_4
+#define AMEVCNTR15_EL0 S3_3_C13_C12_5
+#define AMEVCNTR16_EL0 S3_3_C13_C12_6
+#define AMEVCNTR17_EL0 S3_3_C13_C12_7
+#define AMEVCNTR18_EL0 S3_3_C13_C13_0
+#define AMEVCNTR19_EL0 S3_3_C13_C13_1
+#define AMEVCNTR1A_EL0 S3_3_C13_C13_2
+#define AMEVCNTR1B_EL0 S3_3_C13_C13_3
+#define AMEVCNTR1C_EL0 S3_3_C13_C13_4
+#define AMEVCNTR1D_EL0 S3_3_C13_C13_5
+#define AMEVCNTR1E_EL0 S3_3_C13_C13_6
+#define AMEVCNTR1F_EL0 S3_3_C13_C13_7
+
+/* Activity Monitor Group 1 Event Type Registers */
+#define AMEVTYPER10_EL0 S3_3_C13_C14_0
+#define AMEVTYPER11_EL0 S3_3_C13_C14_1
+#define AMEVTYPER12_EL0 S3_3_C13_C14_2
+#define AMEVTYPER13_EL0 S3_3_C13_C14_3
+#define AMEVTYPER14_EL0 S3_3_C13_C14_4
+#define AMEVTYPER15_EL0 S3_3_C13_C14_5
+#define AMEVTYPER16_EL0 S3_3_C13_C14_6
+#define AMEVTYPER17_EL0 S3_3_C13_C14_7
+#define AMEVTYPER18_EL0 S3_3_C13_C15_0
+#define AMEVTYPER19_EL0 S3_3_C13_C15_1
+#define AMEVTYPER1A_EL0 S3_3_C13_C15_2
+#define AMEVTYPER1B_EL0 S3_3_C13_C15_3
+#define AMEVTYPER1C_EL0 S3_3_C13_C15_4
+#define AMEVTYPER1D_EL0 S3_3_C13_C15_5
+#define AMEVTYPER1E_EL0 S3_3_C13_C15_6
+#define AMEVTYPER1F_EL0 S3_3_C13_C15_7
+
+/* AMCGCR_EL0 definitions */
+#define AMCGCR_EL0_CG1NC_SHIFT 8
+#define AMCGCR_EL0_CG1NC_LENGTH 8
+#define AMCGCR_EL0_CG1NC_MASK 0xff
+
#endif /* __ARCH_H__ */
diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h
index 9571341..536e398 100644
--- a/include/lib/aarch64/arch_helpers.h
+++ b/include/lib/aarch64/arch_helpers.h
@@ -325,6 +325,11 @@ DEFINE_RENAME_SYSREG_READ_FUNC(icc_hppir1_el1, ICC_HPPIR1_EL1)
DEFINE_RENAME_SYSREG_READ_FUNC(icc_iar1_el1, ICC_IAR1_EL1)
DEFINE_RENAME_SYSREG_WRITE_FUNC(icc_eoir1_el1, ICC_EOIR1_EL1)
+DEFINE_RENAME_SYSREG_RW_FUNCS(amcgcr_el0, AMCGCR_EL0)
+DEFINE_RENAME_SYSREG_RW_FUNCS(amcntenclr0_el0, AMCNTENCLR0_EL0)
+DEFINE_RENAME_SYSREG_RW_FUNCS(amcntenset0_el0, AMCNTENSET0_EL0)
+DEFINE_RENAME_SYSREG_RW_FUNCS(amcntenclr1_el0, AMCNTENCLR1_EL0)
+DEFINE_RENAME_SYSREG_RW_FUNCS(amcntenset1_el0, AMCNTENSET1_EL0)
#define IS_IN_EL(x) \
(GET_EL(read_CurrentEl()) == MODE_EL##x)
diff --git a/include/lib/extensions/amu.h b/include/lib/extensions/amu.h
new file mode 100644
index 0000000..bbe64d5
--- /dev/null
+++ b/include/lib/extensions/amu.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __AMU_H__
+#define __AMU_H__
+
+#include <platform_def.h>
+#include <stdint.h>
+
+#define AMU_GROUP0_NR_COUNTERS 4
+#define AMU_GROUP0_COUNTERS_MASK 0xf
+
+#ifdef PLAT_AMU_GROUP1_COUNTERS_MASK
+#define AMU_GROUP1_COUNTERS_MASK PLAT_AMU_GROUP1_COUNTERS_MASK
+#else
+#define AMU_GROUP1_COUNTERS_MASK 0
+#endif
+
+#ifdef PLAT_AMU_GROUP1_NR_COUNTERS
+#define AMU_GROUP1_NR_COUNTERS PLAT_AMU_GROUP1_NR_COUNTERS
+#else
+#define AMU_GROUP1_NR_COUNTERS 0
+#endif
+
+int amu_supported(void);
+uint64_t amu_group0_cnt_read(int idx);
+uint64_t amu_group1_cnt_read(int idx);
+
+#endif /* __AMU_H__ */
diff --git a/include/lib/extensions/amu_private.h b/include/lib/extensions/amu_private.h
new file mode 100644
index 0000000..08e3226
--- /dev/null
+++ b/include/lib/extensions/amu_private.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __AMU_PRIVATE_H__
+#define __AMU_PRIVATE_H__
+
+#include <stdint.h>
+
+uint64_t amu_group0_cnt_read_internal(int idx);
+uint64_t amu_group1_cnt_read_internal(int idx);
+
+#endif /* __AMU_PRIVATE_H__ */