change Kconfig

Signed-off-by: Weikang Guo <guoweikang@kylinos.cn>

Author: guoweikang

Kconfig

@@ -55,7 +55,10 @@ endchoice
 
 config ARCH
     string
-    default "$(if $(ARCH_AARCH64),aarch64,$(if $(ARCH_RISCV64),riscv64,$(if $(ARCH_X86_64),x86_64,$(if $(ARCH_LOONGARCH64),loongarch64,unknown)))) )"
+    default "aarch64" if ARCH_AARCH64
+    default "riscv64" if ARCH_RISCV64
+    default "x86_64" if ARCH_X86_64
+    default "loongarch64" if ARCH_LOONGARCH64
     help
       The name of the selected architecture.
 
@@ -76,11 +79,6 @@ config PLATFORM_AARCH64_CROSVM_VIRT
 config PLATFORM_AARCH64_RASPI
     bool "Raspberry Pi 4B"
 
-config PLATFORM
-    string
-    default "$(if $(PLATFORM_AARCH64_QEMU_VIRT),aarch64-qemu-virt,$(if $(PLATFORM_AARCH64_CROSVM_VIRT),aarch64-crosvm-virt,$(if $(PLATFORM_AARCH64_RASPI),raspi4b,unknown))))"
-
-
 endchoice
 
 endif # ARCH_AARCH64
@@ -94,9 +92,6 @@ choice
 config PLATFORM_RISCV64_QEMU_VIRT
     bool "QEMU RISC-V 64 Virtual Machine"
 
-config PLATFORM
-    string
-    default "$(if $(PLATFORM_RISCV64_QEMU_VIRT),riscv64-qemu-virt,unknown)"
 endchoice
 
 endif # ARCH_RISCV64
@@ -113,10 +108,6 @@ config PLATFORM_X86_64_QEMU_VIRT
 config PLATFORM_X86_CSV
     bool "x86 CSV Platform"
 
-config PLATFORM
-    string
-    default "$(if $(PLATFORM_X86_64_QEMU_VIRT),x86_64-qemu-virt,$(if $(PLATFORM_X86_CSV),x86-csv,unknown))"
-
 endchoice
 
 endif # ARCH_X86_64
@@ -130,14 +121,23 @@ choice
 config PLATFORM_LOONGARCH64_QEMU_VIRT
     bool "QEMU LoongArch64 Virtual Machine"
 
-config PLATFORM
-    string
-    default "$(if $(PLATFORM_LOONGARCH64_QEMU_VIRT),loongarch64-qemu-virt,unknown)"
-
 endchoice
 
 endif # ARCH_LOONGARCH64
 
+config PLATFORM
+    string
+    default "aarch64-qemu-virt" if PLATFORM_AARCH64_QEMU_VIRT
+    default "aarch64-crosvm-virt" if PLATFORM_AARCH64_CROSVM_VIRT
+    default "aarch64-raspi4b" if PLATFORM_AARCH64_RASPI
+    default "riscv64-qemu-virt" if PLATFORM_RISCV64_QEMU_VIRT
+    default "x86_64-qemu-virt" if PLATFORM_X86_64_QEMU_VIRT
+    default "x86-csv" if PLATFORM_X86_CSV
+    default "loongarch64-qemu-virt" if PLATFORM_LOONGARCH64_QEMU_VIRT
+    help
+      The name of the selected platform.
+
+
 endmenu
 
 menu "Kernel Features"