mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-03 01:26:41 +07:00
603fb42a66
Enable hibernation for ARM architectures and provide ARM
architecture specific calls used during hibernation.
The swsusp hibernation framework depends on the
platform first having functional suspend/resume.
Then, in order to enable hibernation on a given platform, a
platform_hibernation_ops structure may need to be registered with
the system in order to save/restore any SoC-specific / cpu specific
state needing (re)init over a suspend-to-disk/resume-from-disk cycle.
For example:
- "secure" SoCs that have different sets of control registers
and/or different CR reg access patterns.
- SoCs with L2 caches as the activation sequence there is
SoC-dependent; a full off-on cycle for L2 is not done
by the hibernation support code.
- SoCs requiring steps on wakeup _before_ the "generic" parts
done by cpu_suspend / cpu_resume can work correctly.
- SoCs having persistent state which is maintained during suspend
and resume, but will be lost during the power off cycle after
suspend-to-disk.
This is a rebase/rework of Frank Hofmann's v5 hibernation patchset.
Acked-by: Russ Dill <Russ.Dill@ti.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Signed-off-by: Sebastian Capella <sebastian.capella@linaro.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
[fixed duplicate virt_to_pfn() definition --rmk]
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
104 lines
3.1 KiB
Makefile
104 lines
3.1 KiB
Makefile
#
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# Makefile for the linux kernel.
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#
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CPPFLAGS_vmlinux.lds := -DTEXT_OFFSET=$(TEXT_OFFSET)
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AFLAGS_head.o := -DTEXT_OFFSET=$(TEXT_OFFSET)
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ifdef CONFIG_FUNCTION_TRACER
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CFLAGS_REMOVE_ftrace.o = -pg
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CFLAGS_REMOVE_insn.o = -pg
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CFLAGS_REMOVE_patch.o = -pg
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endif
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CFLAGS_REMOVE_return_address.o = -pg
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# Object file lists.
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obj-y := elf.o entry-common.o irq.o opcodes.o \
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process.o ptrace.o return_address.o \
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setup.o signal.o sigreturn_codes.o \
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stacktrace.o sys_arm.o time.o traps.o
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obj-$(CONFIG_ATAGS) += atags_parse.o
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obj-$(CONFIG_ATAGS_PROC) += atags_proc.o
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obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += atags_compat.o
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ifeq ($(CONFIG_CPU_V7M),y)
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obj-y += entry-v7m.o v7m.o
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else
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obj-y += entry-armv.o
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endif
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obj-$(CONFIG_OC_ETM) += etm.o
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obj-$(CONFIG_CPU_IDLE) += cpuidle.o
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obj-$(CONFIG_ISA_DMA_API) += dma.o
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obj-$(CONFIG_FIQ) += fiq.o fiqasm.o
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obj-$(CONFIG_MODULES) += armksyms.o module.o
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obj-$(CONFIG_ARTHUR) += arthur.o
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obj-$(CONFIG_ISA_DMA) += dma-isa.o
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obj-$(CONFIG_PCI) += bios32.o isa.o
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obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o suspend.o
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obj-$(CONFIG_HIBERNATION) += hibernate.o
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obj-$(CONFIG_SMP) += smp.o
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ifdef CONFIG_MMU
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obj-$(CONFIG_SMP) += smp_tlb.o
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endif
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obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o
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obj-$(CONFIG_HAVE_ARM_TWD) += smp_twd.o
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obj-$(CONFIG_ARM_ARCH_TIMER) += arch_timer.o
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obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o insn.o
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obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o insn.o
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obj-$(CONFIG_JUMP_LABEL) += jump_label.o insn.o patch.o
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obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o
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obj-$(CONFIG_UPROBES) += probes.o probes-arm.o uprobes.o uprobes-arm.o
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obj-$(CONFIG_KPROBES) += probes.o kprobes.o kprobes-common.o patch.o
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ifdef CONFIG_THUMB2_KERNEL
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obj-$(CONFIG_KPROBES) += kprobes-thumb.o probes-thumb.o
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else
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obj-$(CONFIG_KPROBES) += kprobes-arm.o probes-arm.o
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endif
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obj-$(CONFIG_ARM_KPROBES_TEST) += test-kprobes.o
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test-kprobes-objs := kprobes-test.o
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ifdef CONFIG_THUMB2_KERNEL
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test-kprobes-objs += kprobes-test-thumb.o
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else
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test-kprobes-objs += kprobes-test-arm.o
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endif
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obj-$(CONFIG_OABI_COMPAT) += sys_oabi-compat.o
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obj-$(CONFIG_ARM_THUMBEE) += thumbee.o
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obj-$(CONFIG_KGDB) += kgdb.o
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obj-$(CONFIG_ARM_UNWIND) += unwind.o
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obj-$(CONFIG_HAVE_TCM) += tcm.o
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obj-$(CONFIG_OF) += devtree.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_SWP_EMULATE) += swp_emulate.o
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CFLAGS_swp_emulate.o := -Wa,-march=armv7-a
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obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
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obj-$(CONFIG_CPU_XSCALE) += xscale-cp0.o
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obj-$(CONFIG_CPU_XSC3) += xscale-cp0.o
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obj-$(CONFIG_CPU_MOHAWK) += xscale-cp0.o
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obj-$(CONFIG_CPU_PJ4) += pj4-cp0.o
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obj-$(CONFIG_IWMMXT) += iwmmxt.o
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obj-$(CONFIG_PERF_EVENTS) += perf_regs.o
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obj-$(CONFIG_HW_PERF_EVENTS) += perf_event.o perf_event_cpu.o
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AFLAGS_iwmmxt.o := -Wa,-mcpu=iwmmxt
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obj-$(CONFIG_ARM_CPU_TOPOLOGY) += topology.o
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ifneq ($(CONFIG_ARCH_EBSA110),y)
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obj-y += io.o
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endif
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head-y := head$(MMUEXT).o
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obj-$(CONFIG_DEBUG_LL) += debug.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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obj-$(CONFIG_ARM_VIRT_EXT) += hyp-stub.o
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ifeq ($(CONFIG_ARM_PSCI),y)
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obj-y += psci.o
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obj-$(CONFIG_SMP) += psci_smp.o
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endif
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extra-y := $(head-y) vmlinux.lds
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