Trusted Firmware-A Tests, version 2.0
This is the first public version of the tests for the Trusted
Firmware-A project. Please see the documentation provided in the
source tree for more details.
Change-Id: I6f3452046a1351ac94a71b3525c30a4ca8db7867
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
Co-authored-by: amobal01 <amol.balasokamble@arm.com>
Co-authored-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
Co-authored-by: Asha R <asha.r@arm.com>
Co-authored-by: Chandni Cherukuri <chandni.cherukuri@arm.com>
Co-authored-by: David Cunado <david.cunado@arm.com>
Co-authored-by: Dimitris Papastamos <dimitris.papastamos@arm.com>
Co-authored-by: Douglas Raillard <douglas.raillard@arm.com>
Co-authored-by: dp-arm <dimitris.papastamos@arm.com>
Co-authored-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
Co-authored-by: Jonathan Wright <jonathan.wright@arm.com>
Co-authored-by: Kévin Petit <kevin.petit@arm.com>
Co-authored-by: Roberto Vargas <roberto.vargas@arm.com>
Co-authored-by: Sathees Balya <sathees.balya@arm.com>
Co-authored-by: Shawon Roy <Shawon.Roy@arm.com>
Co-authored-by: Soby Mathew <soby.mathew@arm.com>
Co-authored-by: Thomas Abraham <thomas.abraham@arm.com>
Co-authored-by: Vikram Kanigiri <vikram.kanigiri@arm.com>
Co-authored-by: Yatharth Kochar <yatharth.kochar@arm.com>
diff --git a/include/common/asm_macros_common.S b/include/common/asm_macros_common.S
new file mode 100644
index 0000000..d38dcce
--- /dev/null
+++ b/include/common/asm_macros_common.S
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2018, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __ASM_MACROS_COMMON_S__
+#define __ASM_MACROS_COMMON_S__
+
+ /*
+ * This macro is used to create a function label and place the
+ * code into a separate text section based on the function name
+ * to enable elimination of unused code during linking. It also adds
+ * basic debug information to enable call stack printing most of the
+ * time.
+ */
+ .macro func _name
+ /*
+ * Add Call Frame Information entry in the .debug_frame section for
+ * debugger consumption. This enables callstack printing in debuggers.
+ * This does not use any space in the final loaded binary, only in the
+ * ELF file.
+ * Note that a function manipulating the CFA pointer location (i.e. the
+ * x29 frame pointer on AArch64) should declare it using the
+ * appropriate .cfi* directives, or be prepared to have a degraded
+ * debugging experience.
+ */
+ .cfi_sections .debug_frame
+ .section .text.\_name, "ax"
+ .type \_name, %function
+ .func \_name
+ /*
+ * .cfi_startproc and .cfi_endproc are needed to output entries in
+ * .debug_frame
+ */
+ .cfi_startproc
+ \_name:
+ .endm
+
+ /*
+ * This macro is used to mark the end of a function.
+ */
+ .macro endfunc _name
+ .endfunc
+ .cfi_endproc
+ .size \_name, . - \_name
+ .endm
+
+ /*
+ * This macro declares an array of 1 or more stacks, properly
+ * aligned and in the requested section
+ */
+#define STACK_ALIGN 6
+
+ .macro declare_stack _name, _section, _size, _count
+ .if ((\_size & ((1 << STACK_ALIGN) - 1)) <> 0)
+ .error "Stack size not correctly aligned"
+ .endif
+ .section \_section, "aw", %nobits
+ .align STACK_ALIGN
+ \_name:
+ .space ((\_count) * (\_size)), 0
+ .endm
+
+#endif /* __ASM_MACROS_COMMON_S__ */
+