From: Guo Ren <ren_guo@xxxxxxxxx> Use VDSP enhanced instructions Co-processor instead of DSP. Signed-off-by: Guo Ren <ren_guo@xxxxxxxxx> --- arch/Config.in.csky | 17 +++-------------- arch/arch.mk.csky | 24 ++++++++++++++++++++++++ 2 files changed, 27 insertions(+), 14 deletions(-) create mode 100644 arch/arch.mk.csky diff --git a/arch/Config.in.csky b/arch/Config.in.csky index e88e4e2..3817a2d 100644 --- a/arch/Config.in.csky +++ b/arch/Config.in.csky @@ -23,9 +23,9 @@ config BR2_CSKY_FPU Floating-Point Coprocessor or if you don't need FPU support for your user-space programs. -config BR2_CSKY_DSP - bool "Enable DSP enhanced instructions" - depends on BR2_ck810 || BR2_ck807 +config BR2_CSKY_VDSP + bool "Enable VDSP enhanced instructions Co-processor" + depends on BR2_CSKY_FPU config BR2_ARCH default "csky" @@ -33,16 +33,5 @@ config BR2_ARCH config BR2_ENDIAN default "LITTLE" -config BR2_GCC_TARGET_CPU - default "ck610" if (BR2_ck610 && !BR2_CSKY_FPU && !BR2_CSKY_DSP) - default "ck807" if (BR2_ck807 && !BR2_CSKY_FPU && !BR2_CSKY_DSP) - default "ck807e" if (BR2_ck807 && !BR2_CSKY_FPU && BR2_CSKY_DSP) - default "ck807f" if (BR2_ck807 && BR2_CSKY_FPU && !BR2_CSKY_DSP) - default "ck807ef" if (BR2_ck807 && BR2_CSKY_FPU && BR2_CSKY_DSP) - default "ck810" if (BR2_ck810 && !BR2_CSKY_FPU && !BR2_CSKY_DSP) - default "ck810e" if (BR2_ck810 && !BR2_CSKY_FPU && BR2_CSKY_DSP) - default "ck810f" if (BR2_ck810 && BR2_CSKY_FPU && !BR2_CSKY_DSP) - default "ck810ef" if (BR2_ck810 && BR2_CSKY_FPU && BR2_CSKY_DSP) - config BR2_READELF_ARCH_NAME default "CSKY" diff --git a/arch/arch.mk.csky b/arch/arch.mk.csky new file mode 100644 index 0000000..f2c90eb --- /dev/null +++ b/arch/arch.mk.csky @@ -0,0 +1,24 @@ +# +# Configure the GCC_TARGET_ARCH variable and append the +# appropriate C-SKY ISA extensions. +# + +ifeq ($(BR2_csky),y) + +ifeq ($(BR2_ck610),y) +GCC_TARGET_CPU := ck610 +else ifeq ($(BR2_ck807),y) +GCC_TARGET_CPU := ck807 +else ifeq ($(BR2_ck810),y) +GCC_TARGET_CPU := ck810 +endif + +ifeq ($(BR2_CSKY_FPU),y) +GCC_TARGET_CPU := $(GCC_TARGET_CPU)f +endif + +ifeq ($(BR2_CSKY_VDSP),y) +GCC_TARGET_CPU := $(GCC_TARGET_CPU)v +endif + +endif -- 2.7.4
