2 * Generate definitions needed by assembly language modules.
3 * This code generates raw asm output which is post-processed to extract
4 * and format the required data.
7 #include <linux/crypto.h>
8 #include <linux/sched.h>
9 #include <linux/stddef.h>
10 #include <linux/errno.h>
11 #include <linux/hardirq.h>
12 #include <linux/suspend.h>
14 #include <asm/processor.h>
15 #include <asm/segment.h>
16 #include <asm/thread_info.h>
18 #include <asm/bootparam.h>
20 #define DEFINE(sym, val) \
21 asm volatile("\n->" #sym " %0 " #val : : "i" (val))
23 #define BLANK() asm volatile("\n->" : : )
25 #define OFFSET(sym, str, mem) \
26 DEFINE(sym, offsetof(struct str, mem))
30 #undef _ASM_X86_64_UNISTD_H_
31 #define __SYSCALL(nr, sym) [nr] = 1,
32 static char syscalls[] = {
33 #include <asm/unistd.h>
38 #define ENTRY(entry) DEFINE(tsk_ ## entry, offsetof(struct task_struct, entry))
44 #define ENTRY(entry) DEFINE(threadinfo_ ## entry, offsetof(struct thread_info, entry))
49 #ifdef CONFIG_IA32_EMULATION
50 ENTRY(sysenter_return);
54 #define ENTRY(entry) DEFINE(pda_ ## entry, offsetof(struct x8664_pda, entry))
64 #ifdef CONFIG_PARAVIRT
66 OFFSET(PARAVIRT_enabled, pv_info, paravirt_enabled);
67 OFFSET(PARAVIRT_PATCH_pv_cpu_ops, paravirt_patch_template, pv_cpu_ops);
68 OFFSET(PARAVIRT_PATCH_pv_irq_ops, paravirt_patch_template, pv_irq_ops);
69 OFFSET(PV_IRQ_irq_disable, pv_irq_ops, irq_disable);
70 OFFSET(PV_IRQ_irq_enable, pv_irq_ops, irq_enable);
71 OFFSET(PV_CPU_iret, pv_cpu_ops, iret);
72 OFFSET(PV_CPU_irq_enable_syscall_ret, pv_cpu_ops, irq_enable_syscall_ret);
73 OFFSET(PV_CPU_swapgs, pv_cpu_ops, swapgs);
74 OFFSET(PV_MMU_read_cr2, pv_mmu_ops, read_cr2);
78 #ifdef CONFIG_IA32_EMULATION
79 #define ENTRY(entry) DEFINE(IA32_SIGCONTEXT_ ## entry, offsetof(struct sigcontext_ia32, entry))
91 DEFINE(IA32_RT_SIGFRAME_sigcontext,
92 offsetof (struct rt_sigframe32, uc.uc_mcontext));
95 DEFINE(pbe_address, offsetof(struct pbe, address));
96 DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
97 DEFINE(pbe_next, offsetof(struct pbe, next));
99 #define ENTRY(entry) DEFINE(pt_regs_ ## entry, offsetof(struct pt_regs, entry))
119 #define ENTRY(entry) DEFINE(saved_context_ ## entry, offsetof(struct saved_context, entry))
127 DEFINE(TSS_ist, offsetof(struct tss_struct, x86_tss.ist));
129 DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
131 DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
134 OFFSET(BP_scratch, boot_params, scratch);
135 OFFSET(BP_loadflags, boot_params, hdr.loadflags);
136 OFFSET(BP_hardware_subarch, boot_params, hdr.hardware_subarch);
137 OFFSET(BP_version, boot_params, hdr.version);