From 2f3eb6d6774ab63b75788c27bde7644da48121b2 Mon Sep 17 00:00:00 2001
From: xucheng5 <xucheng5@xiaomi.com>
Date: Mon, 17 Feb 2025 15:31:38 +0800
Subject: [PATCH] caros_x86_64: add support for generating linker map

This patch introduces support for generating a linker map file during
the build process for the x86_64 configuration.

Signed-off-by: xucheng5 <xucheng5@xiaomi.com>
---
 arch/x86_64/src/common/Toolchain.defs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/x86_64/src/common/Toolchain.defs b/arch/x86_64/src/common/Toolchain.defs
index 5d0abca0ef7..d789417837b 100644
--- a/arch/x86_64/src/common/Toolchain.defs
+++ b/arch/x86_64/src/common/Toolchain.defs
@@ -253,6 +253,16 @@ AFLAGS := $(CFLAGS) -D__ASSEMBLY__ -Wa,--divide
 CMODULEFLAGS = $(CFLAGS) -fvisibility=hidden
 LDMODULEFLAGS = -r -T $(call CONVERT_PATH,$(TOPDIR)/libs/libc/elf/gnu-elf.ld)
 
+# Debug link map
+
+ifeq ($(CONFIG_DEBUG_LINK_MAP),y)
+  LDFLAGS += --cref -Map=$(call CONVERT_PATH,$(TOPDIR)$(DELIM)nuttx.map)
+endif
+
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
+  ARCHOPTIMIZATION += $(CONFIG_DEBUG_SYMBOLS_LEVEL)
+endif
+
 # ELF module definitions
 
 CELFFLAGS = $(CFLAGS) -fvisibility=hidden