lkml.org 
[lkml]   [2022]   [May]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/4] csky: introduce CONFIG_CSKY_ABI_V1/2
Date
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
\
 
 \ /
  Last update: 2022-05-12 06:04    [W:1.729 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site