From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/ia64/include/asm/kexec.h | 46 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 arch/ia64/include/asm/kexec.h (limited to 'arch/ia64/include/asm/kexec.h') diff --git a/arch/ia64/include/asm/kexec.h b/arch/ia64/include/asm/kexec.h new file mode 100644 index 000000000..294b1e1eb --- /dev/null +++ b/arch/ia64/include/asm/kexec.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_IA64_KEXEC_H +#define _ASM_IA64_KEXEC_H + +#include + +/* Maximum physical address we can use pages from */ +#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) +/* Maximum address we can reach in physical address mode */ +#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) +/* Maximum address we can use for the control code buffer */ +#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE + +#define KEXEC_CONTROL_PAGE_SIZE (8192 + 8192 + 4096) + +/* The native architecture */ +#define KEXEC_ARCH KEXEC_ARCH_IA_64 + +#define kexec_flush_icache_page(page) do { \ + unsigned long page_addr = (unsigned long)page_address(page); \ + flush_icache_range(page_addr, page_addr + PAGE_SIZE); \ + } while(0) + +extern struct kimage *ia64_kimage; +extern const unsigned int relocate_new_kernel_size; +extern void relocate_new_kernel(unsigned long, unsigned long, + struct ia64_boot_param *, unsigned long); +static inline void +crash_setup_regs(struct pt_regs *newregs, struct pt_regs *oldregs) +{ +} +extern struct resource efi_memmap_res; +extern struct resource boot_param_res; +extern void kdump_smp_send_stop(void); +extern void kdump_smp_send_init(void); +extern void kexec_disable_iosapic(void); +extern void crash_save_this_cpu(void); +struct rsvd_region; +extern unsigned long kdump_find_rsvd_region(unsigned long size, + struct rsvd_region *rsvd_regions, int n); +extern void kdump_cpu_freeze(struct unw_frame_info *info, void *arg); +extern int kdump_status[]; +extern atomic_t kdump_cpu_freezed; +extern atomic_t kdump_in_progress; + +#endif /* _ASM_IA64_KEXEC_H */ -- cgit v1.2.3