diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 31 | ||||
| -rw-r--r-- | arch/arm/config.mk | 8 | ||||
| -rw-r--r-- | arch/arm/cpu/arm920t/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/cache.c | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/cache_v7_asm.S | 2 | ||||
| -rw-r--r-- | arch/arm/cpu/pxa/cache.c | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/assembler.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/cache.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/setjmp.h | 2 | ||||
| -rw-r--r-- | arch/arm/lib/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/lib/cache.c | 2 | ||||
| -rw-r--r-- | arch/arm/lib/crt0.S | 2 | ||||
| -rw-r--r-- | arch/arm/lib/lib1funcs.S | 2 | ||||
| -rw-r--r-- | arch/arm/lib/memcpy.S | 2 | ||||
| -rw-r--r-- | arch/arm/lib/memset.S | 2 | ||||
| -rw-r--r-- | arch/arm/mach-at91/arm926ejs/Makefile | 8 | ||||
| -rw-r--r-- | arch/arm/mach-orion5x/Makefile | 2 |
18 files changed, 57 insertions, 20 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 7c5012acdf..d6b0cea63f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -181,6 +181,25 @@ config SEMIHOSTING the hosted environment to call out to the emulator to retrieve files from the host machine. +config SYS_THUMB_BUILD + bool "Build U-Boot using the Thumb instruction set" + depends on !ARM64 + help + Use this flag to build U-Boot using the Thumb instruction set for + ARM architectures. Thumb instruction set provides better code + density. For ARM architectures that support Thumb2 this flag will + result in Thumb2 code generated by GCC. + +config SPL_SYS_THUMB_BUILD + bool "Build SPL using the Thumb instruction set" + default y if SYS_THUMB_BUILD + depends on !ARM64 + help + Use this flag to build SPL using the Thumb instruction set for + ARM architectures. Thumb instruction set provides better code + density. For ARM architectures that support Thumb2 this flag will + result in Thumb2 code generated by GCC. + config SYS_L2CACHE_OFF bool "L2cache off" help @@ -571,6 +590,7 @@ config ARCH_KEYSTONE bool "TI Keystone" select CPU_V7 select SUPPORT_SPL + select SYS_THUMB_BUILD select CMD_POWEROFF config ARCH_MESON @@ -595,6 +615,7 @@ config ARCH_MX6 select SYS_FSL_HAS_SEC if SECURE_BOOT select SYS_FSL_SEC_COMPAT_4 select SYS_FSL_SEC_LE + select SYS_THUMB_BUILD if SPL config ARCH_MX5 bool "Freescale MX5" @@ -654,6 +675,7 @@ config OMAP34XX imply SPL_NAND_SUPPORT imply SPL_POWER_SUPPORT imply SPL_SERIAL_SUPPORT + imply SYS_THUMB_BUILD config OMAP44XX bool "OMAP44XX SoC" @@ -671,11 +693,13 @@ config OMAP44XX imply SPL_NAND_SUPPORT imply SPL_POWER_SUPPORT imply SPL_SERIAL_SUPPORT + imply SYS_THUMB_BUILD config OMAP54XX bool "OMAP54XX SoC" select ARCH_OMAP2 select ARM_ERRATA_798870 + select SYS_THUMB_BUILD imply SPL_DISPLAY_PRINT imply SPL_ENV_SUPPORT imply SPL_EXT_SUPPORT @@ -693,6 +717,7 @@ config OMAP54XX config AM43XX bool "AM43XX SoC" select ARCH_OMAP2 + imply SYS_THUMB_BUILD help Support for AM43xx SOC from Texas Instruments. The AM43xx high performance SOC features a Cortex-A9 @@ -703,6 +728,7 @@ config AM43XX config AM33XX bool "AM33XX SoC" select ARCH_OMAP2 + imply SYS_THUMB_BUILD help Support for AM335x SOC from Texas Instruments. The AM335x high performance SOC features a Cortex-A8 @@ -715,6 +741,7 @@ config ARCH_RMOBILE select DM select DM_SERIAL select BOARD_EARLY_INIT_F + imply SYS_THUMB_BUILD config TARGET_S32V234EVB bool "Support s32v234evb" @@ -744,6 +771,7 @@ config ARCH_SOCFPGA select ARCH_EARLY_INIT_R select ARCH_MISC_INIT select SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION + select SYS_THUMB_BUILD config TARGET_CM_T43 bool "Support cm_t43" @@ -766,6 +794,7 @@ config ARCH_SUNXI select SPL_STACK_R if SUPPORT_SPL select SPL_SYS_MALLOC_SIMPLE if SUPPORT_SPL select SYS_NS16550 + select SPL_SYS_THUMB_BUILD if !ARM64 select USB if DISTRO_DEFAULTS select USB_STORAGE if DISTRO_DEFAULTS select USB_KEYBOARD if DISTRO_DEFAULTS @@ -1095,6 +1124,7 @@ config STM32 select CPU_V7M select DM select DM_SERIAL + select SYS_THUMB_BUILD config ARCH_STI bool "Support STMicrolectronics SoCs" @@ -1114,6 +1144,7 @@ config ARCH_ROCKCHIP select DM select SPL_DM if SPL select SYS_MALLOC_F + select SYS_THUMB_BUILD if !ARM64 select SPL_SYS_MALLOC_SIMPLE if SPL select DM_GPIO select DM_I2C diff --git a/arch/arm/config.mk b/arch/arm/config.mk index 3a81f131e2..08d7d1bc69 100644 --- a/arch/arm/config.mk +++ b/arch/arm/config.mk @@ -31,7 +31,7 @@ PLATFORM_RELFLAGS += $(LLVM_RELFLAGS) PLATFORM_CPPFLAGS += -D__ARM__ # Choose between ARM/Thumb instruction sets -ifeq ($(CONFIG_SYS_THUMB_BUILD),y) +ifeq ($(CONFIG_$(SPL_)SYS_THUMB_BUILD),y) AFLAGS_IMPLICIT_IT := $(call as-option,-Wa$(comma)-mimplicit-it=always) PF_CPPFLAGS_ARM := $(AFLAGS_IMPLICIT_IT) \ $(call cc-option, -mthumb -mthumb-interwork,\ @@ -44,8 +44,7 @@ PF_CPPFLAGS_ARM := $(call cc-option,-marm,) \ endif # Only test once -ifneq ($(CONFIG_SPL_BUILD),y) -ifeq ($(CONFIG_SYS_THUMB_BUILD),y) +ifeq ($(CONFIG_$(SPL_)SYS_THUMB_BUILD),y) archprepare: checkthumb checkthumb: @@ -57,7 +56,6 @@ checkthumb: false; \ fi endif -endif # Try if EABI is supported, else fall back to old API, # i. e. for example: @@ -99,7 +97,7 @@ LDFLAGS_u-boot += -pie # # http://sourceware.org/bugzilla/show_bug.cgi?id=12532 # -ifeq ($(CONFIG_SYS_THUMB_BUILD),y) +ifeq ($(CONFIG_$(SPL_)SYS_THUMB_BUILD),y) ifeq ($(GAS_BUG_12532),) export GAS_BUG_12532:=$(shell if [ $(call binutils-version) -lt 0222 ] ; \ then echo y; else echo n; fi) diff --git a/arch/arm/cpu/arm920t/Makefile b/arch/arm/cpu/arm920t/Makefile index 1832b9d148..7aa432a6fc 100644 --- a/arch/arm/cpu/arm920t/Makefile +++ b/arch/arm/cpu/arm920t/Makefile @@ -16,6 +16,6 @@ obj-$(CONFIG_S3C24X0) += s3c24x0/ # some files can only build in ARM mode -ifdef CONFIG_SYS_THUMB_BUILD +ifdef CONFIG_$(SPL_)SYS_THUMB_BUILD CFLAGS_cpu.o := -marm endif diff --git a/arch/arm/cpu/arm926ejs/Makefile b/arch/arm/cpu/arm926ejs/Makefile index fe78922170..0f730117c0 100644 --- a/arch/arm/cpu/arm926ejs/Makefile +++ b/arch/arm/cpu/arm926ejs/Makefile @@ -23,7 +23,7 @@ obj-$(if $(filter spear,$(SOC)),y) += spear/ # some files can only build in ARM or THUMB2, not THUMB1 -ifdef CONFIG_SYS_THUMB_BUILD +ifdef CONFIG_$(SPL_)SYS_THUMB_BUILD ifndef CONFIG_HAS_THUMB2 CFLAGS_cpu.o := -marm diff --git a/arch/arm/cpu/arm926ejs/cache.c b/arch/arm/cpu/arm926ejs/cache.c index 02cb24c24f..d56e594af2 100644 --- a/arch/arm/cpu/arm926ejs/cache.c +++ b/arch/arm/cpu/arm926ejs/cache.c @@ -63,6 +63,6 @@ void flush_dcache_all(void) __weak void l2_cache_disable(void) {} -#if defined CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) __weak void invalidate_l2_cache(void) {} #endif diff --git a/arch/arm/cpu/armv7/cache_v7_asm.S b/arch/arm/cpu/armv7/cache_v7_asm.S index a433628bf5..bd27ab219c 100644 --- a/arch/arm/cpu/armv7/cache_v7_asm.S +++ b/arch/arm/cpu/armv7/cache_v7_asm.S @@ -7,7 +7,7 @@ #include <linux/sizes.h> #include <asm/system.h> -#ifdef CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) #define ARM(x...) #define THUMB(x...) x #else diff --git a/arch/arm/cpu/pxa/cache.c b/arch/arm/cpu/pxa/cache.c index d26354e1aa..30e1e34707 100644 --- a/arch/arm/cpu/pxa/cache.c +++ b/arch/arm/cpu/pxa/cache.c @@ -52,6 +52,6 @@ void flush_dcache_all(void) __weak void l2_cache_disable(void) {} -#if defined CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) __weak void invalidate_l2_cache(void) {} #endif diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index d24be2d484..b146918586 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -77,7 +77,7 @@ * We disable it especially for Thumb builds since those instructions * are not made in a Thumb ready way... */ -#ifdef CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) #define CALGN(code...) #else #define CALGN(code...) code diff --git a/arch/arm/include/asm/cache.h b/arch/arm/include/asm/cache.h index 5400cbe18f..fac65d8d7c 100644 --- a/arch/arm/include/asm/cache.h +++ b/arch/arm/include/asm/cache.h @@ -16,7 +16,7 @@ /* * Invalidate L2 Cache using co-proc instruction */ -#ifdef CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) void invalidate_l2_cache(void); #else static inline void invalidate_l2_cache(void) diff --git a/arch/arm/include/asm/setjmp.h b/arch/arm/include/asm/setjmp.h index df9934b267..c3399a7e15 100644 --- a/arch/arm/include/asm/setjmp.h +++ b/arch/arm/include/asm/setjmp.h @@ -39,7 +39,7 @@ static inline int setjmp(jmp_buf jmp) "x30", "cc", "memory"); #else asm volatile( -#ifdef CONFIG_SYS_THUMB_BUILD +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) ".align 2\n" "adr r0, jmp_target\n" "add r0, r0, $1\n" diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 166fa9e3da..b95e10599b 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -71,7 +71,7 @@ asflags-y += -DCONFIG_ARM_ASM_UNIFIED # some files can only build in ARM or THUMB2, not THUMB1 -ifdef CONFIG_SYS_THUMB_BUILD +ifdef CONFIG_$(SPL_)SYS_THUMB_BUILD asflags-$(CONFIG_HAS_THUMB2) += -DCONFIG_THUMB2_KERNEL ifndef CONFIG_HAS_THUMB2 diff --git a/arch/arm/lib/cache.c b/arch/arm/lib/cache.c index 4f72f8914c..7683386ad9 100644 --- a/arch/arm/lib/cache.c +++ b/arch/arm/lib/cache.c @@ -107,7 +107,7 @@ phys_addr_t noncached_alloc(size_t size, size_t align) } #endif /* CONFIG_SYS_NONCACHED_MEMORY */ -#if defined(CONFIG_SYS_THUMB_BUILD) +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) void invalidate_l2_cache(void) { unsigned int val = 0; diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S index 2c4867ab7f..fa81317717 100644 --- a/arch/arm/lib/crt0.S +++ b/arch/arm/lib/crt0.S @@ -156,7 +156,7 @@ clbss_l:cmp r0, r1 /* while not at end of BSS */ mov r0, r9 /* gd_t */ ldr r1, [r9, #GD_RELOCADDR] /* dest_addr */ /* call board_init_r */ -#if defined(CONFIG_SYS_THUMB_BUILD) +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) ldr lr, =board_init_r /* this is auto-relocated! */ bx lr #else diff --git a/arch/arm/lib/lib1funcs.S b/arch/arm/lib/lib1funcs.S index 76968cee17..6e29cbf2ab 100644 --- a/arch/arm/lib/lib1funcs.S +++ b/arch/arm/lib/lib1funcs.S @@ -368,7 +368,7 @@ ENDPROC(Ldiv0) .popsection /* Thumb-1 specialities */ -#if defined(CONFIG_SYS_THUMB_BUILD) && !defined(CONFIG_HAS_THUMB2) +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) && !defined(CONFIG_HAS_THUMB2) .pushsection .text.__gnu_thumb1_case_sqi, "ax" ENTRY(__gnu_thumb1_case_sqi) push {r1} diff --git a/arch/arm/lib/memcpy.S b/arch/arm/lib/memcpy.S index 00602e9cf8..588b3f8971 100644 --- a/arch/arm/lib/memcpy.S +++ b/arch/arm/lib/memcpy.S @@ -56,7 +56,7 @@ /* Prototype: void *memcpy(void *dest, const void *src, size_t n); */ .syntax unified -#if defined(CONFIG_SYS_THUMB_BUILD) && !defined(MEMCPY_NO_THUMB_BUILD) +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) && !defined(MEMCPY_NO_THUMB_BUILD) .thumb .thumb_func #endif diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index df053a31d5..cc4cc44cbb 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -16,7 +16,7 @@ .align 5 .syntax unified -#if defined(CONFIG_SYS_THUMB_BUILD) && !defined(MEMSET_NO_THUMB_BUILD) +#if CONFIG_IS_ENABLED(SYS_THUMB_BUILD) && !defined(MEMSET_NO_THUMB_BUILD) .thumb .thumb_func #endif diff --git a/arch/arm/mach-at91/arm926ejs/Makefile b/arch/arm/mach-at91/arm926ejs/Makefile index d36e15a51c..624ccd7c2f 100644 --- a/arch/arm/mach-at91/arm926ejs/Makefile +++ b/arch/arm/mach-at91/arm926ejs/Makefile @@ -27,3 +27,11 @@ obj-y += timer.o ifndef CONFIG_SKIP_LOWLEVEL_INIT obj-y += lowlevel_init.o endif + +ifdef CONFIG_$(SPL_)SYS_THUMB_BUILD +ifndef CONFIG_HAS_THUMB2 + +CFLAGS_cache.o := -marm + +endif +endif diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile index 33dcad40f2..5249aa8844 100644 --- a/arch/arm/mach-orion5x/Makefile +++ b/arch/arm/mach-orion5x/Makefile @@ -19,7 +19,7 @@ endif # some files can only build in ARM or THUMB2, not THUMB1 -ifdef CONFIG_SYS_THUMB_BUILD +ifdef CONFIG_$(SPL_)SYS_THUMB_BUILD ifndef CONFIG_HAS_THUMB2 CFLAGS_cpu.o := -marm |