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authorAmbroise Vincent <ambroise.vincent@arm.com>2019-02-21 14:16:24 +0000
committerAmbroise Vincent <ambroise.vincent@arm.com>2019-02-28 09:56:58 +0000
commitbd393704d2b12b1abe37eb2b462f5c8418ed0edd (patch)
tree328521aca949aec248be63f4434f9635f1761646 /include
parent5bd2c24f17fa24e8ee9e468c1401c809a97aae53 (diff)
downloadtrusted-firmware-a-bd393704d2b12b1abe37eb2b462f5c8418ed0edd.tar.gz
Cortex-A53: Workarounds for 819472, 824069 and 827319
The workarounds for these errata are so closely related that it is better to only have one patch to make it easier to understand. Change-Id: I0287fa69aefa8b72f884833f6ed0e7775ca834e9 Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
Diffstat (limited to 'include')
-rw-r--r--include/arch/aarch32/arch.h4
-rw-r--r--include/arch/aarch32/arch_helpers.h4
-rw-r--r--include/arch/aarch64/arch.h4
-rw-r--r--include/arch/aarch64/arch_helpers.h24
4 files changed, 36 insertions, 0 deletions
diff --git a/include/arch/aarch32/arch.h b/include/arch/aarch32/arch.h
index 2aa6effc2a..44044d4030 100644
--- a/include/arch/aarch32/arch.h
+++ b/include/arch/aarch32/arch.h
@@ -71,7 +71,11 @@
/* Data Cache set/way op type defines */
#define DC_OP_ISW U(0x0)
#define DC_OP_CISW U(0x1)
+#if ERRATA_A53_827319
+#define DC_OP_CSW DC_OP_CISW
+#else
#define DC_OP_CSW U(0x2)
+#endif
/*******************************************************************************
* Generic timer memory mapped registers & offsets
diff --git a/include/arch/aarch32/arch_helpers.h b/include/arch/aarch32/arch_helpers.h
index 64ddc86fe1..cbac84b93a 100644
--- a/include/arch/aarch32/arch_helpers.h
+++ b/include/arch/aarch32/arch_helpers.h
@@ -328,7 +328,11 @@ DEFINE_BPIOP_FUNC(allis, BPIALLIS)
*/
DEFINE_DCOP_PARAM_FUNC(civac, DCCIMVAC)
DEFINE_DCOP_PARAM_FUNC(ivac, DCIMVAC)
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_PARAM_FUNC(cvac, DCCIMVAC)
+#else
DEFINE_DCOP_PARAM_FUNC(cvac, DCCMVAC)
+#endif
/* Previously defined accessor functions with incomplete register names */
#define dsb() dsbsy()
diff --git a/include/arch/aarch64/arch.h b/include/arch/aarch64/arch.h
index b9d1f9faee..f796ae868d 100644
--- a/include/arch/aarch64/arch.h
+++ b/include/arch/aarch64/arch.h
@@ -119,7 +119,11 @@
/* Data cache set/way op type defines */
#define DCISW U(0x0)
#define DCCISW U(0x1)
+#if ERRATA_A53_827319
+#define DCCSW DCCISW
+#else
#define DCCSW U(0x2)
+#endif
/* ID_AA64PFR0_EL1 definitions */
#define ID_AA64PFR0_EL0_SHIFT U(0)
diff --git a/include/arch/aarch64/arch_helpers.h b/include/arch/aarch64/arch_helpers.h
index e07db300b5..836d61ef25 100644
--- a/include/arch/aarch64/arch_helpers.h
+++ b/include/arch/aarch64/arch_helpers.h
@@ -113,6 +113,18 @@ static inline void tlbi ## _type(uint64_t v) \
}
#endif /* ERRATA_A57_813419 */
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+/*
+ * Define function for DC instruction with register parameter that enables
+ * the workaround for errata 819472, 824069 and 827319 of Cortex-A53.
+ */
+#define DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(_name, _type) \
+static inline void dc ## _name(uint64_t v) \
+{ \
+ __asm__("dc " #_type ", %0" : : "r" (v)); \
+}
+#endif /* ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319 */
+
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle1)
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle1is)
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle2)
@@ -143,11 +155,23 @@ DEFINE_SYSOP_TYPE_PARAM_FUNC(tlbi, vale3is)
******************************************************************************/
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, isw)
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cisw)
+#if ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(csw, cisw)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, csw)
+#endif
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(cvac, civac)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cvac)
+#endif
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, ivac)
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, civac)
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(cvau, civac)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cvau)
+#endif
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, zva)
/*******************************************************************************