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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
commit102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch)
treebcf648efac40ca6139842707f0eba5a4496a6dd2 /include/plat/arm/common/aarch64/cci_macros.S
parentInitial commit. (diff)
downloadarm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.tar.xz
arm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.zip
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--include/plat/arm/common/aarch64/cci_macros.S37
1 files changed, 37 insertions, 0 deletions
diff --git a/include/plat/arm/common/aarch64/cci_macros.S b/include/plat/arm/common/aarch64/cci_macros.S
new file mode 100644
index 0000000..07f7cd3
--- /dev/null
+++ b/include/plat/arm/common/aarch64/cci_macros.S
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef CCI_MACROS_S
+#define CCI_MACROS_S
+
+#include <drivers/arm/cci.h>
+#include <platform_def.h>
+
+.section .rodata.cci_reg_name, "aS"
+cci_iface_regs:
+ .asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , ""
+
+ /* ------------------------------------------------
+ * The below required platform porting macro prints
+ * out relevant interconnect registers whenever an
+ * unhandled exception is taken in BL31.
+ * Clobbers: x0 - x9, sp
+ * ------------------------------------------------
+ */
+ .macro print_cci_regs
+ adr x6, cci_iface_regs
+ /* Store in x7 the base address of the first interface */
+ mov_imm x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET( \
+ PLAT_ARM_CCI_CLUSTER0_SL_IFACE_IX))
+ ldr w8, [x7, #SNOOP_CTRL_REG]
+ /* Store in x7 the base address of the second interface */
+ mov_imm x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET( \
+ PLAT_ARM_CCI_CLUSTER1_SL_IFACE_IX))
+ ldr w9, [x7, #SNOOP_CTRL_REG]
+ /* Store to the crash buf and print to console */
+ bl str_in_crash_buf_print
+ .endm
+
+#endif /* CCI_MACROS_S */