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kernel
os
linux
Hexagon: change arch version config to allow comparisons
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>
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arch/hexagon/Kconfig
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arch/hexagon/Kconfig
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Qualcomm Hexagon is a processor architecture designed for high
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performance and low power across a wide variety of applications.
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config HEXAGON_ARCH_V1
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bool
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config HEXAGON_ARCH_V2
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bool
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config HEXAGON_ARCH_V3
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bool
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config HEXAGON_ARCH_V4
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bool
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config HEXAGON_PHYS_OFFSET
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def_bool y
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---help---
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config HEXAGON_COMET
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bool "Comet Board"
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select HEXAGON_ARCH_V2
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---help---
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Support for the Comet platform.
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endchoice
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config HEXAGON_ARCH_VERSION
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int "Architecture version"
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default 2
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config HEXAGON_VM
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def_bool y
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arch/hexagon/Makefile
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arch/hexagon/Makefile
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# LDFLAGS_MODULE += -shared
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CFLAGS_MODULE += -mlong-calls
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cflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
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cflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
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cflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
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cflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
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aflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
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aflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
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aflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
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aflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
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ldflags-$(CONFIG_HEXAGON_ARCH_V1) += $(call cc-option,-mv1)
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ldflags-$(CONFIG_HEXAGON_ARCH_V2) += $(call cc-option,-mv2)
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ldflags-$(CONFIG_HEXAGON_ARCH_V3) += $(call cc-option,-mv3)
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ldflags-$(CONFIG_HEXAGON_ARCH_V4) += $(call cc-option,-mv4)
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cflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
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aflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
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ldflags-y += $(call cc-option,-mv${CONFIG_HEXAGON_ARCH_VERSION})
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KBUILD_CFLAGS += $(cflags-y)
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KBUILD_AFLAGS += $(aflags-y)
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arch/hexagon/include/asm/elf.h
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arch/hexagon/include/asm/elf.h
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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_HEXAGON
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#ifdef CONFIG_HEXAGON_ARCH_V2
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#if CONFIG_HEXAGON_ARCH_VERSION == 2
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#define ELF_CORE_EFLAGS 0x1
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#endif
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#ifdef CONFIG_HEXAGON_ARCH_V3
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#if CONFIG_HEXAGON_ARCH_VERSION == 3
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#define ELF_CORE_EFLAGS 0x2
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#endif
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#ifdef CONFIG_HEXAGON_ARCH_V4
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#if CONFIG_HEXAGON_ARCH_VERSION == 4
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#define ELF_CORE_EFLAGS 0x3
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#endif
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