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-rw-r--r--lib/cpus/aarch64/cortex_a55.S5
-rw-r--r--lib/cpus/aarch64/cortex_a75.S5
-rw-r--r--lib/cpus/aarch64/cortex_a76.S5
-rw-r--r--lib/cpus/aarch64/cortex_a76ae.S5
-rw-r--r--lib/cpus/aarch64/cortex_deimos.S7
-rw-r--r--lib/cpus/aarch64/neoverse_e1.S5
-rw-r--r--lib/cpus/aarch64/neoverse_n1.S5
-rw-r--r--lib/cpus/aarch64/neoverse_zeus.S5
8 files changed, 41 insertions, 1 deletions
diff --git a/lib/cpus/aarch64/cortex_a55.S b/lib/cpus/aarch64/cortex_a55.S
index b9a3f3653..0ef373a0a 100644
--- a/lib/cpus/aarch64/cortex_a55.S
+++ b/lib/cpus/aarch64/cortex_a55.S
@@ -11,6 +11,11 @@
#include <cpu_macros.S>
#include <plat_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Cortex-A55 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* --------------------------------------------------
* Errata Workaround for Cortex A55 Errata #768277.
* This applies only to revision r0p0 of Cortex A55.
diff --git a/lib/cpus/aarch64/cortex_a75.S b/lib/cpus/aarch64/cortex_a75.S
index fda1aecbe..657457ee1 100644
--- a/lib/cpus/aarch64/cortex_a75.S
+++ b/lib/cpus/aarch64/cortex_a75.S
@@ -10,6 +10,11 @@
#include <cpuamu.h>
#include <cpu_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Cortex-A75 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* --------------------------------------------------
* Errata Workaround for Cortex A75 Errata #764081.
* This applies only to revision r0p0 of Cortex A75.
diff --git a/lib/cpus/aarch64/cortex_a76.S b/lib/cpus/aarch64/cortex_a76.S
index aed7970ed..b48283cbb 100644
--- a/lib/cpus/aarch64/cortex_a76.S
+++ b/lib/cpus/aarch64/cortex_a76.S
@@ -13,6 +13,11 @@
#include <plat_macros.S>
#include <services/arm_arch_svc.h>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Cortex-A76 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
#define ESR_EL3_A64_SMC0 0x5e000000
#define ESR_EL3_A32_SMC0 0x4e000000
diff --git a/lib/cpus/aarch64/cortex_a76ae.S b/lib/cpus/aarch64/cortex_a76ae.S
index 1ba8e9a7d..46e9450f2 100644
--- a/lib/cpus/aarch64/cortex_a76ae.S
+++ b/lib/cpus/aarch64/cortex_a76ae.S
@@ -8,6 +8,11 @@
#include <cortex_a76ae.h>
#include <cpu_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Cortex-A76AE must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* ---------------------------------------------
* HW will do the cache maintenance while powering down
* ---------------------------------------------
diff --git a/lib/cpus/aarch64/cortex_deimos.S b/lib/cpus/aarch64/cortex_deimos.S
index 0e72fba5a..e73e89f73 100644
--- a/lib/cpus/aarch64/cortex_deimos.S
+++ b/lib/cpus/aarch64/cortex_deimos.S
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -11,6 +11,11 @@
#include <cpu_macros.S>
#include <plat_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Deimos must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* ---------------------------------------------
* HW will do the cache maintenance while powering down
* ---------------------------------------------
diff --git a/lib/cpus/aarch64/neoverse_e1.S b/lib/cpus/aarch64/neoverse_e1.S
index 8e403062f..71e7b5171 100644
--- a/lib/cpus/aarch64/neoverse_e1.S
+++ b/lib/cpus/aarch64/neoverse_e1.S
@@ -11,6 +11,11 @@
#include <cpu_macros.S>
#include <plat_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Neoverse E1 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
func neoverse_e1_cpu_pwr_dwn
mrs x0, NEOVERSE_E1_CPUPWRCTLR_EL1
orr x0, x0, #NEOVERSE_E1_CPUPWRCTLR_EL1_CORE_PWRDN_BIT
diff --git a/lib/cpus/aarch64/neoverse_n1.S b/lib/cpus/aarch64/neoverse_n1.S
index ce63899a7..2038f318b 100644
--- a/lib/cpus/aarch64/neoverse_n1.S
+++ b/lib/cpus/aarch64/neoverse_n1.S
@@ -10,6 +10,11 @@
#include <cpuamu.h>
#include <cpu_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Neoverse N1 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* --------------------------------------------------
* Errata Workaround for Neoverse N1 Errata
* This applies to revision r0p0 and r1p0 of Neoverse N1.
diff --git a/lib/cpus/aarch64/neoverse_zeus.S b/lib/cpus/aarch64/neoverse_zeus.S
index 79c8b2fdf..c5241afab 100644
--- a/lib/cpus/aarch64/neoverse_zeus.S
+++ b/lib/cpus/aarch64/neoverse_zeus.S
@@ -11,6 +11,11 @@
#include <cpu_macros.S>
#include <plat_macros.S>
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Neoverse Zeus must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
/* ---------------------------------------------
* HW will do the cache maintenance while powering down
* ---------------------------------------------