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2f26e42455
Pull LoongArch updates from Huacai Chen: - Switch to relative exception tables - Add unaligned access support - Add alternative runtime patching mechanism - Add FDT booting support from efi system table - Add suspend/hibernation (ACPI S3/S4) support - Add basic STACKPROTECTOR support - Add ftrace (function tracer) support - Update the default config file * tag 'loongarch-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson: (24 commits) LoongArch: Update Loongson-3 default config file LoongArch: modules/ftrace: Initialize PLT at load time LoongArch/ftrace: Add HAVE_FUNCTION_GRAPH_RET_ADDR_PTR support LoongArch/ftrace: Add HAVE_DYNAMIC_FTRACE_WITH_ARGS support LoongArch/ftrace: Add HAVE_DYNAMIC_FTRACE_WITH_REGS support LoongArch/ftrace: Add dynamic function graph tracer support LoongArch/ftrace: Add dynamic function tracer support LoongArch/ftrace: Add recordmcount support LoongArch/ftrace: Add basic support LoongArch: module: Use got/plt section indices for relocations LoongArch: Add basic STACKPROTECTOR support LoongArch: Add hibernation (ACPI S4) support LoongArch: Add suspend (ACPI S3) support LoongArch: Add processing ISA Node in DeviceTree LoongArch: Add FDT booting support from efi system table LoongArch: Use alternative to optimize libraries LoongArch: Add alternative runtime patching mechanism LoongArch: Add unaligned access support LoongArch: BPF: Add BPF exception tables LoongArch: Remove the .fixup section usage ...
38 lines
910 B
C
38 lines
910 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2020-2022 Loongson Technology Corporation Limited
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*/
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#ifndef _ASM_LOONGARCH_EFI_H
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#define _ASM_LOONGARCH_EFI_H
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#include <linux/efi.h>
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void __init efi_init(void);
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void __init efi_runtime_init(void);
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void __init *efi_fdt_pointer(void);
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void efifb_setup_from_dmi(struct screen_info *si, const char *opt);
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#define ARCH_EFI_IRQ_FLAGS_MASK 0x00000004 /* Bit 2: CSR.CRMD.IE */
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#define arch_efi_call_virt_setup()
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#define arch_efi_call_virt_teardown()
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#define EFI_ALLOC_ALIGN SZ_64K
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#define EFI_RT_VIRTUAL_OFFSET CSR_DMW0_BASE
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static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
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{
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return ULONG_MAX;
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}
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static inline unsigned long efi_get_kimg_min_align(void)
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{
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return SZ_2M;
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}
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#define EFI_KIMG_PREFERRED_ADDRESS PHYSADDR(VMLINUX_LOAD_ADDRESS)
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unsigned long kernel_entry_address(void);
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#endif /* _ASM_LOONGARCH_EFI_H */
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