http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/asm-x86_64/kexec.h

#ifndef _X86_64_KEXEC_H #define _X86_64_KEXEC_H #include <linux/string.h> #include <asm/page.h> #include <asm/ptrace.h> /* * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. * I.e. Maximum page that is mapped directly into kernel memory, * and kmap is not required. * * So far x86_64 is limited to 40 physical address bits. */ /* Maximum physical address we can use pages from */ #define KEXEC_SOURCE_MEMORY_LIMIT (0xFFFFFFFFFFUL) /* Maximum address we can reach in physical address mode */ #define KEXEC_DESTINATION_MEMORY_LIMIT (0xFFFFFFFFFFUL) /* Maximum address we can use for the control pages */ #define KEXEC_CONTROL_MEMORY_LIMIT (0xFFFFFFFFFFUL) /* Allocate one page for the pdp and the second for the code */ #define KEXEC_CONTROL_CODE_SIZE (4096UL + 4096UL) /* The native architecture */ #define KEXEC_ARCH KEXEC_ARCH_X86_64 #define MAX_NOTE_BYTES 1024 /* * Saving the registers of the cpu on which panic occured in * crash_kexec to save a valid sp. The registers of other cpus * will be saved in machine_crash_shutdown while shooting down them. */ static inline void crash_setup_regs(struct pt_regs *newregs, struct pt_regs *oldregs) { if (oldregs) memcpy(newregs, oldregs, sizeof(*newregs)); else { __asm__ __volatile__("movq %%rbx,%0" : "=m"(newregs->rbx)); __asm__ __volatile__("movq %%rcx,%0" : "=m"(newregs->rcx)); __asm__ __volatile__("movq %%rdx,%0" : "=m"(newregs->rdx)); __asm__ __volatile__("movq %%rsi,%0" : "=m"(newregs->rsi)); __asm__ __volatile__("movq %%rdi,%0" : "=m"(newregs->rdi)); __asm__ __volatile__("movq %%rbp,%0" : "=m"(newregs->rbp)); __asm__ __volatile__("movq %%rax,%0" : "=m"(newregs->rax)); __asm__ __volatile__("movq %%rsp,%0" : "=m"(newregs->rsp)); __asm__ __volatile__("movq %%r8,%0" : "=m"(newregs->r8)); __asm__ __volatile__("movq %%r9,%0" : "=m"(newregs->r9)); __asm__ __volatile__("movq %%r10,%0" : "=m"(newregs->r10)); __asm__ __volatile__("movq %%r11,%0" : "=m"(newregs->r11)); __asm__ __volatile__("movq %%r12,%0" : "=m"(newregs->r12)); __asm__ __volatile__("movq %%r13,%0" : "=m"(newregs->r13)); __asm__ __volatile__("movq %%r14,%0" : "=m"(newregs->r14)); __asm__ __volatile__("movq %%r15,%0" : "=m"(newregs->r15)); __asm__ __volatile__("movl %%ss, %%eax;" :"=a"(newregs->ss)); __asm__ __volatile__("movl %%cs, %%eax;" :"=a"(newregs->cs)); __asm__ __volatile__("pushfq; popq %0" :"=m"(newregs->eflags)); newregs->rip = (unsigned long)current_text_addr(); } } #endif /* _X86_64_KEXEC_H */