From: Masahiro Yamada <masahiroy@kernel.org>
To: Guo Ren <guoren@kernel.org>, linux-csky@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Masahiro Yamada <masahiroy@kernel.org>
Subject: [PATCH 3/4] csky: introduce CONFIG_CSKY_ABI_V1/2
Date: Thu, 12 May 2022 12:59:02 +0900 [thread overview]
Message-ID: <20220512035903.2779287-3-masahiroy@kernel.org> (raw)
In-Reply-To: <20220512035903.2779287-1-masahiroy@kernel.org>
This is useful to clean up Makefile.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---
arch/csky/Kconfig | 11 +++++++++++
arch/csky/Makefile | 14 ++++++++------
2 files changed, 19 insertions(+), 6 deletions(-)
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index 75ef86605d69..da756ecf0f85 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -161,6 +161,12 @@ config ARCH_MMAP_RND_BITS_MIN
config ARCH_MMAP_RND_BITS_MAX
default 17
+config CSKY_ABI_V1
+ bool
+
+config CSKY_ABI_V2
+ bool
+
menu "Processor type and features"
choice
@@ -172,15 +178,18 @@ config CPU_CK610
select CPU_NEED_TLBSYNC
select CPU_NEED_SOFTALIGN
select CPU_NO_USER_BKPT
+ select CSKY_ABI_V1
config CPU_CK810
bool "CSKY CPU ck810"
select CPU_HAS_HILO
select CPU_NEED_TLBSYNC
+ select CSKY_ABI_V2
config CPU_CK807
bool "CSKY CPU ck807"
select CPU_HAS_HILO
+ select CSKY_ABI_V2
config CPU_CK860
bool "CSKY CPU ck860"
@@ -188,6 +197,8 @@ config CPU_CK860
select CPU_HAS_CACHEV2
select CPU_HAS_LDSTEX
select CPU_HAS_FPUV2
+ select CSKY_ABI_V2
+
endchoice
choice
diff --git a/arch/csky/Makefile b/arch/csky/Makefile
index 4d72aca4069b..2b30525f39e1 100644
--- a/arch/csky/Makefile
+++ b/arch/csky/Makefile
@@ -16,34 +16,36 @@ endif
ifdef CONFIG_CPU_CK610
CPUTYPE = ck610
-CSKYABI = abiv1
endif
ifdef CONFIG_CPU_CK810
CPUTYPE = ck810
-CSKYABI = abiv2
endif
ifdef CONFIG_CPU_CK807
CPUTYPE = ck807
-CSKYABI = abiv2
endif
ifdef CONFIG_CPU_CK860
CPUTYPE = ck860
+endif
+
+ifdef CONFIG_CSKY_ABI_V1
+CSKYABI = abiv1
+endif
+
+ifdef CONFIG_CSKY_ABI_V2
CSKYABI = abiv2
endif
-ifneq ($(CSKYABI),)
MCPU_STR = $(CPUTYPE)$(FPUEXT)$(VDSPEXT)$(TEEEXT)
KBUILD_CFLAGS += -mcpu=$(CPUTYPE) -Wa,-mcpu=$(MCPU_STR)
KBUILD_CFLAGS += -DCSKYCPU_DEF_NAME=\"$(MCPU_STR)\"
KBUILD_CFLAGS += -msoft-float -mdiv
KBUILD_CFLAGS += -fno-tree-vectorize
-endif
KBUILD_CFLAGS += -pipe
-ifeq ($(CSKYABI),abiv2)
+ifdef CONFIG_CSKY_ABI_V2
KBUILD_CFLAGS += -mno-stack-size
endif
--
2.32.0
next prev parent reply other threads:[~2022-05-12 4:02 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-12 3:59 [PATCH 1/4] csky: remove unused $(dtb-y) from arch/csky/boot/Makefile Masahiro Yamada
2022-05-12 3:59 ` [PATCH 2/4] csky: do not add dts/ to core-y Masahiro Yamada
2022-05-13 6:43 ` Guo Ren
2022-05-12 3:59 ` Masahiro Yamada [this message]
2022-05-13 6:57 ` [PATCH 3/4] csky: introduce CONFIG_CSKY_ABI_V1/2 Guo Ren
2022-05-13 8:28 ` Masahiro Yamada
2022-05-13 8:51 ` Guo Ren
2022-05-12 3:59 ` [PATCH 4/4] cskly: move $(core-y) into arch/csky/Kbuild Masahiro Yamada
2022-05-13 3:27 ` Masahiro Yamada
2022-05-13 6:44 ` Guo Ren
2022-05-13 6:43 ` [PATCH 1/4] csky: remove unused $(dtb-y) from arch/csky/boot/Makefile Guo Ren
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