rt-thread-official/libcpu/Kconfig

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if ARCH_ARMV8 && ARCH_CPU_64BIT
menu "AArch64 Architecture Configuration"
config ARCH_TEXT_OFFSET
hex "Text offset"
default 0x200000
config ARCH_RAM_OFFSET
hex "RAM offset"
default 0
config ARCH_SECONDARY_CPU_STACK_SIZE
int "Secondary CPU stack size"
default 4096
config ARCH_HAVE_EFFICIENT_UNALIGNED_ACCESS
bool
default y
config ARCH_USING_GENERIC_CPUID
bool "Using generic cpuid implemenation"
select ARCH_USING_HW_THREAD_SELF
default y if RT_USING_OFW
default n
config ARCH_HEAP_SIZE
hex "Size of system heap"
default 0x4000000
config ARCH_INIT_PAGE_SIZE
hex "Size of init page region"
default 0x200000
endmenu
endif
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config ARCH_CPU_64BIT
bool
config RT_USING_CACHE
bool
default n
config RT_USING_HW_ATOMIC
bool
default n
config ARCH_CPU_BIG_ENDIAN
bool
config ARCH_ARM_BOOTWITH_FLUSH_CACHE
bool
default n
config ARCH_CPU_STACK_GROWS_UPWARD
bool
default n
config RT_USING_CPU_FFS
bool
default n
config ARCH_MM_MMU
bool
config ARCH_MM_MPU
bool
config ARCH_ARM
bool
config ARCH_ARM_CORTEX_M
bool
select ARCH_ARM
config ARCH_ARM_CORTEX_R
bool
select ARCH_ARM
config ARCH_ARM_CORTEX_FPU
bool
config ARCH_ARM_CORTEX_SECURE
bool
config ARCH_ARM_CORTEX_M0
bool
select ARCH_ARM_CORTEX_M
config ARCH_ARM_CORTEX_M3
bool
select ARCH_ARM_CORTEX_M
select RT_USING_CPU_FFS
select RT_USING_HW_ATOMIC
config ARCH_ARM_MPU
bool
depends on ARCH_ARM
select ARCH_MM_MPU
config ARCH_ARM_CORTEX_M4
bool
select ARCH_ARM_CORTEX_M
select RT_USING_CPU_FFS
select RT_USING_HW_ATOMIC
config ARCH_ARM_CORTEX_M7
bool
select ARCH_ARM_CORTEX_M
select RT_USING_CPU_FFS
select RT_USING_CACHE
config ARCH_ARM_CORTEX_M85
bool
select ARCH_ARM_CORTEX_M
select RT_USING_CPU_FFS
select RT_USING_HW_ATOMIC
config ARCH_ARM_CORTEX_M23
bool
select ARCH_ARM_CORTEX_M
select RT_USING_HW_ATOMIC
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config ARCH_ARM_CORTEX_M33
bool
select ARCH_ARM_CORTEX_M
select RT_USING_CPU_FFS
select RT_USING_HW_ATOMIC
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config ARCH_ARM_CORTEX_R
bool
select ARCH_ARM
select RT_USING_HW_ATOMIC
config ARCH_ARM_CORTEX_R52
bool
select ARCH_ARM_CORTEX_R
config ARCH_ARM_MMU
bool
select RT_USING_CACHE
select ARCH_MM_MMU
depends on ARCH_ARM
if RT_USING_SMART
config KERNEL_VADDR_START
hex "The virtural address of kernel start"
default 0xffff000000000000 if ARCH_ARMV8
default 0xc0000000 if ARCH_ARM
[libcpu] rv64: support for ARCH_REMAP_KERNEL (#9067) * [libcpu] support for ARCH_REMAP_KERNEL These changes introduce support for the ARCH_REMAP_KERNEL configuration, which isolates kernel space in high virtual address regions. This feature is necessary to enhance memory protection and management by segregating user and kernel spaces more effectively. Changes: - Updated conditional macros to check for ARCH_REMAP_KERNEL instead of ARCH_KERNEL_IN_HIGH_VA in board initialization files to reflect the new configuration option. - Modified qemu-virt64-riscv Kconfig and SConstruct files to include and utilize ARCH_REMAP_KERNEL. - Created a new linker script `link_smart.lds` for smart linking in qemu-virt64-riscv. - Updated rtconfig.py to use a more flexible execution path setup. - Enhanced user address space definitions in `lwp_arch.h` to support the new virtual address mappings. - Adjusted kernel memory initialization and mapping logic in `c906/mmu.c` and `virt64/mmu.c` to account for high virtual address regions. - Added Kconfig option to enable ARCH_REMAP_KERNEL for RISCV64 architectures. - Enhanced memory setup functions to support new mapping scheme, including updates to early page table setup and address relocation logic. These modifications ensure that the system can utilize high memory addresses for the kernel, improving memory isolation and system stability. Signed-off-by: Shell <smokewood@qq.com> * fixup: CI run failed * bsp: default config without using smart * fixup: static checks * restore rt_hw_mmu_kernel_map_init for D1 --------- Signed-off-by: Shell <smokewood@qq.com>
2024-06-18 11:15:59 +08:00
default 0xffffffc000000000 if ARCH_RISCV && ARCH_REMAP_KERNEL
default 0x80000000 if ARCH_RISCV
depends on ARCH_MM_MMU
config RT_IOREMAP_LATE
bool "Support to create IO mapping in the kernel address space after system initlalization."
default n
depends on ARCH_ARM_CORTEX_A
depends on ARCH_MM_MMU
endif
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config ARCH_ARM_ARM9
bool
select ARCH_ARM
config ARCH_ARM_ARM11
bool
select ARCH_ARM
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config ARCH_ARM_CORTEX_A
bool
select ARCH_ARM
select ARCH_ARM_MMU
select RT_USING_CPU_FFS
select RT_USING_HW_ATOMIC
if ARCH_ARM_CORTEX_A
config RT_SMP_AUTO_BOOT
bool
default n
config RT_USING_GIC_V2
bool
default n
config RT_USING_GIC_V3
bool
default n
config RT_NO_USING_GIC
bool
default y if !RT_USING_GIC_V2 && !RT_USING_GIC_V3
endif
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config ARCH_ARM_CORTEX_A5
bool
select ARCH_ARM_CORTEX_A
config ARCH_ARM_CORTEX_A7
bool
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select ARCH_ARM_CORTEX_A
config ARCH_ARM_CORTEX_A8
bool
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select ARCH_ARM_CORTEX_A
config ARCH_ARM_CORTEX_A9
bool
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select ARCH_ARM_CORTEX_A
config ARCH_ARM_CORTEX_A55
bool
select ARCH_ARM_CORTEX_A
config ARCH_ARM_SECURE_MODE
bool "Running in secure mode [ARM Cortex-A]"
default n
depends on ARCH_ARM_CORTEX_A
config RT_BACKTRACE_FUNCTION_NAME
bool "To show function name when backtrace."
default n
depends on ARCH_ARM_CORTEX_A
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config ARCH_ARMV8
bool
select ARCH_ARM
select ARCH_ARM_MMU
select RT_USING_CPU_FFS
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config ARCH_MIPS
bool
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config ARCH_MIPS64
bool
select ARCH_CPU_64BIT
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config ARCH_MIPS_XBURST
bool
select ARCH_MIPS
config ARCH_ANDES
bool
config ARCH_CSKY
bool
config ARCH_POWERPC
bool
config ARCH_RISCV
bool
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config ARCH_RISCV_FPU
bool
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config ARCH_RISCV_FPU_S
select ARCH_RISCV_FPU
bool
config ARCH_RISCV_FPU_D
select ARCH_RISCV_FPU
bool
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config ARCH_RISCV32
select ARCH_RISCV
bool
config ARCH_RISCV64
select ARCH_RISCV
select ARCH_CPU_64BIT
bool
[libcpu] rv64: support for ARCH_REMAP_KERNEL (#9067) * [libcpu] support for ARCH_REMAP_KERNEL These changes introduce support for the ARCH_REMAP_KERNEL configuration, which isolates kernel space in high virtual address regions. This feature is necessary to enhance memory protection and management by segregating user and kernel spaces more effectively. Changes: - Updated conditional macros to check for ARCH_REMAP_KERNEL instead of ARCH_KERNEL_IN_HIGH_VA in board initialization files to reflect the new configuration option. - Modified qemu-virt64-riscv Kconfig and SConstruct files to include and utilize ARCH_REMAP_KERNEL. - Created a new linker script `link_smart.lds` for smart linking in qemu-virt64-riscv. - Updated rtconfig.py to use a more flexible execution path setup. - Enhanced user address space definitions in `lwp_arch.h` to support the new virtual address mappings. - Adjusted kernel memory initialization and mapping logic in `c906/mmu.c` and `virt64/mmu.c` to account for high virtual address regions. - Added Kconfig option to enable ARCH_REMAP_KERNEL for RISCV64 architectures. - Enhanced memory setup functions to support new mapping scheme, including updates to early page table setup and address relocation logic. These modifications ensure that the system can utilize high memory addresses for the kernel, improving memory isolation and system stability. Signed-off-by: Shell <smokewood@qq.com> * fixup: CI run failed * bsp: default config without using smart * fixup: static checks * restore rt_hw_mmu_kernel_map_init for D1 --------- Signed-off-by: Shell <smokewood@qq.com>
2024-06-18 11:15:59 +08:00
if ARCH_RISCV64
config ARCH_REMAP_KERNEL
bool
depends on RT_USING_SMART
help
Remapping kernel image to high virtual address region
endif
config ARCH_IA32
bool
config ARCH_TIDSP
bool
config ARCH_TIDSP_C28X
bool
select ARCH_TIDSP
select ARCH_CPU_STACK_GROWS_UPWARD
config ARCH_HOST_SIMULATOR
bool
config ARCH_CPU_STACK_GROWS_UPWARD
bool
default n
config ARCH_USING_HW_THREAD_SELF
bool
default n