xref: /linux/arch/x86/kernel/asm-offsets.c (revision b82fef82d56789439e6be638a87a1a5bba1e6e75)
1*b82fef82SJan Beulich /*
2*b82fef82SJan Beulich  * Generate definitions needed by assembly language modules.
3*b82fef82SJan Beulich  * This code generates raw asm output which is post-processed to extract
4*b82fef82SJan Beulich  * and format the required data.
5*b82fef82SJan Beulich  */
6*b82fef82SJan Beulich #define COMPILE_OFFSETS
7*b82fef82SJan Beulich 
8*b82fef82SJan Beulich #include <linux/crypto.h>
9*b82fef82SJan Beulich #include <linux/sched.h>
10*b82fef82SJan Beulich #include <linux/stddef.h>
11*b82fef82SJan Beulich #include <linux/hardirq.h>
12*b82fef82SJan Beulich #include <linux/suspend.h>
13*b82fef82SJan Beulich #include <linux/kbuild.h>
14*b82fef82SJan Beulich #include <asm/processor.h>
15*b82fef82SJan Beulich #include <asm/thread_info.h>
16*b82fef82SJan Beulich #include <asm/sigframe.h>
17*b82fef82SJan Beulich #include <asm/bootparam.h>
18*b82fef82SJan Beulich #include <asm/suspend.h>
19*b82fef82SJan Beulich 
20*b82fef82SJan Beulich #ifdef CONFIG_XEN
21*b82fef82SJan Beulich #include <xen/interface/xen.h>
22*b82fef82SJan Beulich #endif
23*b82fef82SJan Beulich 
249a163ed8SThomas Gleixner #ifdef CONFIG_X86_32
259a163ed8SThomas Gleixner # include "asm-offsets_32.c"
269a163ed8SThomas Gleixner #else
279a163ed8SThomas Gleixner # include "asm-offsets_64.c"
289a163ed8SThomas Gleixner #endif
29*b82fef82SJan Beulich 
30*b82fef82SJan Beulich void common(void) {
31*b82fef82SJan Beulich 	BLANK();
32*b82fef82SJan Beulich 	DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
33*b82fef82SJan Beulich 	DEFINE(PAGE_SHIFT_asm, PAGE_SHIFT);
34*b82fef82SJan Beulich 	DEFINE(THREAD_SIZE_asm, THREAD_SIZE);
35*b82fef82SJan Beulich 
36*b82fef82SJan Beulich 	BLANK();
37*b82fef82SJan Beulich 	OFFSET(TI_flags, thread_info, flags);
38*b82fef82SJan Beulich 	OFFSET(TI_status, thread_info, status);
39*b82fef82SJan Beulich 	OFFSET(TI_addr_limit, thread_info, addr_limit);
40*b82fef82SJan Beulich 	OFFSET(TI_preempt_count, thread_info, preempt_count);
41*b82fef82SJan Beulich 
42*b82fef82SJan Beulich 	BLANK();
43*b82fef82SJan Beulich 	OFFSET(crypto_tfm_ctx_offset, crypto_tfm, __crt_ctx);
44*b82fef82SJan Beulich 
45*b82fef82SJan Beulich 	BLANK();
46*b82fef82SJan Beulich 	OFFSET(pbe_address, pbe, address);
47*b82fef82SJan Beulich 	OFFSET(pbe_orig_address, pbe, orig_address);
48*b82fef82SJan Beulich 	OFFSET(pbe_next, pbe, next);
49*b82fef82SJan Beulich 
50*b82fef82SJan Beulich #ifdef CONFIG_PARAVIRT
51*b82fef82SJan Beulich 	BLANK();
52*b82fef82SJan Beulich 	OFFSET(PARAVIRT_enabled, pv_info, paravirt_enabled);
53*b82fef82SJan Beulich 	OFFSET(PARAVIRT_PATCH_pv_cpu_ops, paravirt_patch_template, pv_cpu_ops);
54*b82fef82SJan Beulich 	OFFSET(PARAVIRT_PATCH_pv_irq_ops, paravirt_patch_template, pv_irq_ops);
55*b82fef82SJan Beulich 	OFFSET(PV_IRQ_irq_disable, pv_irq_ops, irq_disable);
56*b82fef82SJan Beulich 	OFFSET(PV_IRQ_irq_enable, pv_irq_ops, irq_enable);
57*b82fef82SJan Beulich 	OFFSET(PV_CPU_iret, pv_cpu_ops, iret);
58*b82fef82SJan Beulich 	OFFSET(PV_CPU_irq_enable_sysexit, pv_cpu_ops, irq_enable_sysexit);
59*b82fef82SJan Beulich 	OFFSET(PV_CPU_read_cr0, pv_cpu_ops, read_cr0);
60*b82fef82SJan Beulich 	OFFSET(PV_MMU_read_cr2, pv_mmu_ops, read_cr2);
61*b82fef82SJan Beulich #endif
62*b82fef82SJan Beulich 
63*b82fef82SJan Beulich #ifdef CONFIG_XEN
64*b82fef82SJan Beulich 	BLANK();
65*b82fef82SJan Beulich 	OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask);
66*b82fef82SJan Beulich 	OFFSET(XEN_vcpu_info_pending, vcpu_info, evtchn_upcall_pending);
67*b82fef82SJan Beulich #endif
68*b82fef82SJan Beulich 
69*b82fef82SJan Beulich 	BLANK();
70*b82fef82SJan Beulich 	OFFSET(BP_scratch, boot_params, scratch);
71*b82fef82SJan Beulich 	OFFSET(BP_loadflags, boot_params, hdr.loadflags);
72*b82fef82SJan Beulich 	OFFSET(BP_hardware_subarch, boot_params, hdr.hardware_subarch);
73*b82fef82SJan Beulich 	OFFSET(BP_version, boot_params, hdr.version);
74*b82fef82SJan Beulich 	OFFSET(BP_kernel_alignment, boot_params, hdr.kernel_alignment);
75*b82fef82SJan Beulich }
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