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git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-09-18 22:14:16 +00:00
23c996fc2b
Instead of grouping all vendor extensions into the same riscv_isa_ext that standard instructions use, create a struct "riscv_isa_vendor_ext_data_list" that allows each vendor to maintain their vendor extensions independently of the standard extensions. xandespmu is currently the only vendor extension so that is the only extension that is affected by this change. An additional benefit of this is that the extensions of each vendor can be conditionally enabled. A config RISCV_ISA_VENDOR_EXT_ANDES has been added to allow for that. Signed-off-by: Charlie Jenkins <charlie@rivosinc.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Reviewed-by: Andy Chiu <andy.chiu@sifive.com> Tested-by: Yu Chien Peter Lin <peterlin@andestech.com> Reviewed-by: Yu Chien Peter Lin <peterlin@andestech.com> Link: https://lore.kernel.org/r/20240719-support_vendor_extensions-v3-1-0af7587bbec0@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
114 lines
3.2 KiB
Makefile
114 lines
3.2 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0-only
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#
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# Makefile for the RISC-V Linux kernel
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#
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ifdef CONFIG_FTRACE
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CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_patch.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_sbi.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_return_address.o = $(CC_FLAGS_FTRACE)
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endif
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CFLAGS_syscall_table.o += $(call cc-option,-Wno-override-init,)
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CFLAGS_compat_syscall_table.o += $(call cc-option,-Wno-override-init,)
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ifdef CONFIG_KEXEC_CORE
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AFLAGS_kexec_relocate.o := -mcmodel=medany $(call cc-option,-mno-relax)
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endif
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# cmodel=medany and notrace when patching early
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ifdef CONFIG_RISCV_ALTERNATIVE_EARLY
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CFLAGS_alternative.o := -mcmodel=medany
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CFLAGS_cpufeature.o := -mcmodel=medany
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ifdef CONFIG_FTRACE
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CFLAGS_REMOVE_alternative.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_cpufeature.o = $(CC_FLAGS_FTRACE)
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endif
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ifdef CONFIG_RELOCATABLE
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CFLAGS_alternative.o += -fno-pie
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CFLAGS_cpufeature.o += -fno-pie
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endif
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ifdef CONFIG_KASAN
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KASAN_SANITIZE_alternative.o := n
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KASAN_SANITIZE_cpufeature.o := n
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endif
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endif
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extra-y += vmlinux.lds
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obj-y += head.o
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obj-y += soc.o
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obj-$(CONFIG_RISCV_ALTERNATIVE) += alternative.o
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obj-y += cpu.o
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obj-y += cpufeature.o
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obj-y += entry.o
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obj-y += irq.o
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obj-y += process.o
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obj-y += ptrace.o
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obj-y += reset.o
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obj-y += return_address.o
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obj-y += setup.o
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obj-y += signal.o
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obj-y += syscall_table.o
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obj-y += sys_riscv.o
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obj-y += sys_hwprobe.o
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obj-y += time.o
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obj-y += traps.o
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obj-y += riscv_ksyms.o
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obj-y += stacktrace.o
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obj-y += cacheinfo.o
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obj-y += patch.o
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obj-y += vendor_extensions.o
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obj-y += vendor_extensions/
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obj-y += probes/
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obj-y += tests/
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obj-$(CONFIG_MMU) += vdso.o vdso/
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obj-$(CONFIG_RISCV_MISALIGNED) += traps_misaligned.o
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obj-$(CONFIG_RISCV_MISALIGNED) += unaligned_access_speed.o
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obj-$(CONFIG_RISCV_PROBE_UNALIGNED_ACCESS) += copy-unaligned.o
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obj-$(CONFIG_FPU) += fpu.o
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obj-$(CONFIG_FPU) += kernel_mode_fpu.o
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obj-$(CONFIG_RISCV_ISA_V) += vector.o
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obj-$(CONFIG_RISCV_ISA_V) += kernel_mode_vector.o
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obj-$(CONFIG_SMP) += smpboot.o
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obj-$(CONFIG_SMP) += smp.o
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obj-$(CONFIG_SMP) += cpu_ops.o
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obj-$(CONFIG_RISCV_BOOT_SPINWAIT) += cpu_ops_spinwait.o
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obj-$(CONFIG_MODULES) += module.o
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obj-$(CONFIG_MODULE_SECTIONS) += module-sections.o
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obj-$(CONFIG_CPU_PM) += suspend_entry.o suspend.o
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obj-$(CONFIG_HIBERNATION) += hibernate.o hibernate-asm.o
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obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o
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obj-$(CONFIG_DYNAMIC_FTRACE) += mcount-dyn.o
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obj-$(CONFIG_PERF_EVENTS) += perf_callchain.o
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obj-$(CONFIG_HAVE_PERF_REGS) += perf_regs.o
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obj-$(CONFIG_RISCV_SBI) += sbi.o
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ifeq ($(CONFIG_RISCV_SBI), y)
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obj-$(CONFIG_SMP) += sbi-ipi.o
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obj-$(CONFIG_SMP) += cpu_ops_sbi.o
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endif
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obj-$(CONFIG_HOTPLUG_CPU) += cpu-hotplug.o
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obj-$(CONFIG_PARAVIRT) += paravirt.o
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obj-$(CONFIG_KGDB) += kgdb.o
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obj-$(CONFIG_KEXEC_CORE) += kexec_relocate.o crash_save_regs.o machine_kexec.o
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obj-$(CONFIG_KEXEC_FILE) += elf_kexec.o machine_kexec_file.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_VMCORE_INFO) += vmcore_info.o
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obj-$(CONFIG_JUMP_LABEL) += jump_label.o
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obj-$(CONFIG_CFI_CLANG) += cfi.o
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obj-$(CONFIG_EFI) += efi.o
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obj-$(CONFIG_COMPAT) += compat_syscall_table.o
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obj-$(CONFIG_COMPAT) += compat_signal.o
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obj-$(CONFIG_COMPAT) += compat_vdso/
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obj-$(CONFIG_64BIT) += pi/
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obj-$(CONFIG_ACPI) += acpi.o
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