/* * Generate definitions needed by assembly language modules. * This code generates raw asm output which is post-processed to extract * and format the required data. */ #define COMPILE_OFFSETS #include <linux/crypto.h> #include <linux/sched.h> #include <linux/stddef.h> #include <linux/errno.h> #include <linux/hardirq.h> #include <linux/suspend.h> #include <linux/kbuild.h> #include <asm/processor.h> #include <asm/segment.h> #include <asm/thread_info.h> #include <asm/ia32.h> #include <asm/bootparam.h> #include <asm/suspend.h> #include <xen/interface/xen.h> #include <asm/sigframe.h> #define __NO_STUBS 1 #undef __SYSCALL #undef _ASM_X86_UNISTD_64_H #define __SYSCALL(nr, sym) [nr] = 1, static char syscalls[] = { #include <asm/unistd.h> }; int main(void) { #define ENTRY(entry) DEFINE(tsk_ ## entry, offsetof(struct task_struct, entry)) ENTRY(state); ENTRY(flags); ENTRY(pid); BLANK(); #undef ENTRY #define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry)) ENTRY(flags); ENTRY(addr_limit); ENTRY(preempt_count); ENTRY(status); #ifdef CONFIG_IA32_EMULATION ENTRY(sysenter_return); #endif BLANK(); #undef ENTRY #ifdef CONFIG_PARAVIRT BLANK(); OFFSET(PARAVIRT_enabled, pv_info, paravirt_enabled); OFFSET(PARAVIRT_PATCH_pv_cpu_ops, paravirt_patch_template, pv_cpu_ops); OFFSET(PARAVIRT_PATCH_pv_irq_ops, paravirt_patch_template, pv_irq_ops); OFFSET(PV_IRQ_irq_disable, pv_irq_ops, irq_disable); OFFSET(PV_IRQ_irq_enable, pv_irq_ops, irq_enable); OFFSET(PV_IRQ_adjust_exception_frame, pv_irq_ops, adjust_exception_frame); OFFSET(PV_CPU_iret, pv_cpu_ops, iret); OFFSET(PV_CPU_usergs_sysret32, pv_cpu_ops, usergs_sysret32); OFFSET(PV_CPU_usergs_sysret64, pv_cpu_ops, usergs_sysret64); OFFSET(PV_CPU_irq_enable_sysexit, pv_cpu_ops, irq_enable_sysexit); OFFSET(PV_CPU_swapgs, pv_cpu_ops, swapgs); OFFSET(PV_MMU_read_cr2, pv_mmu_ops, read_cr2); #endif #ifdef CONFIG_IA32_EMULATION #define ENTRY(entry) DEFINE(IA32_SIGCONTEXT_ ## entry, offsetof(struct sigcontext_ia32, entry)) ENTRY(ax); ENTRY(bx); ENTRY(cx); ENTRY(dx); ENTRY(si); ENTRY(di); ENTRY(bp); ENTRY(sp); ENTRY(ip); BLANK(); #undef ENTRY DEFINE(IA32_RT_SIGFRAME_sigcontext, offsetof (struct rt_sigframe_ia32, uc.uc_mcontext)); BLANK(); #endif DEFINE(pbe_address, offsetof(struct pbe, address)); DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address)); DEFINE(pbe_next, offsetof(struct pbe, next)); BLANK(); #define ENTRY(entry) DEFINE(pt_regs_ ## entry, offsetof(struct pt_regs, entry)) ENTRY(bx); ENTRY(bx); ENTRY(cx); ENTRY(dx); ENTRY(sp); ENTRY(bp); ENTRY(si); ENTRY(di); ENTRY(r8); ENTRY(r9); ENTRY(r10); ENTRY(r11); ENTRY(r12); ENTRY(r13); ENTRY(r14); ENTRY(r15); ENTRY(flags); BLANK(); #undef ENTRY #define ENTRY(entry) DEFINE(saved_context_ ## entry, offsetof(struct saved_context, entry)) ENTRY(cr0); ENTRY(cr2); ENTRY(cr3); ENTRY(cr4); ENTRY(cr8); BLANK(); #undef ENTRY DEFINE(TSS_ist, offsetof(struct tss_struct, x86_tss.ist)); BLANK(); DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx)); BLANK(); DEFINE(__NR_syscall_max, sizeof(syscalls) - 1); BLANK(); OFFSET(BP_scratch, boot_params, scratch); OFFSET(BP_loadflags, boot_params, hdr.loadflags); OFFSET(BP_hardware_subarch, boot_params, hdr.hardware_subarch); OFFSET(BP_version, boot_params, hdr.version); OFFSET(BP_kernel_alignment, boot_params, hdr.kernel_alignment); BLANK(); DEFINE(PAGE_SIZE_asm, PAGE_SIZE); #ifdef CONFIG_XEN BLANK(); OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask); OFFSET(XEN_vcpu_info_pending, vcpu_info, evtchn_upcall_pending); #undef ENTRY #endif return 0; }