xref: /openbmc/linux/arch/ia64/kernel/asm-offsets.c (revision f42b3800)
1 /*
2  * Generate definitions needed by assembly language modules.
3  * This code generates raw asm output which is post-processed
4  * to extract and format the required data.
5  */
6 
7 #define ASM_OFFSETS_C 1
8 
9 #include <linux/sched.h>
10 #include <linux/pid.h>
11 #include <linux/clocksource.h>
12 
13 #include <asm-ia64/processor.h>
14 #include <asm-ia64/ptrace.h>
15 #include <asm-ia64/siginfo.h>
16 #include <asm-ia64/sigcontext.h>
17 #include <asm-ia64/mca.h>
18 
19 #include "../kernel/sigframe.h"
20 #include "../kernel/fsyscall_gtod_data.h"
21 
22 #define DEFINE(sym, val) \
23         asm volatile("\n->" #sym " %0 " #val : : "i" (val))
24 
25 #define BLANK() asm volatile("\n->" : : )
26 
27 void foo(void)
28 {
29 	DEFINE(IA64_TASK_SIZE, sizeof (struct task_struct));
30 	DEFINE(IA64_THREAD_INFO_SIZE, sizeof (struct thread_info));
31 	DEFINE(IA64_PT_REGS_SIZE, sizeof (struct pt_regs));
32 	DEFINE(IA64_SWITCH_STACK_SIZE, sizeof (struct switch_stack));
33 	DEFINE(IA64_SIGINFO_SIZE, sizeof (struct siginfo));
34 	DEFINE(IA64_CPU_SIZE, sizeof (struct cpuinfo_ia64));
35 	DEFINE(SIGFRAME_SIZE, sizeof (struct sigframe));
36 	DEFINE(UNW_FRAME_INFO_SIZE, sizeof (struct unw_frame_info));
37 
38 	BUILD_BUG_ON(sizeof(struct upid) != 32);
39 	DEFINE(IA64_UPID_SHIFT, 5);
40 
41 	BLANK();
42 
43 	DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
44 	DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
45 	DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
46 #ifdef CONFIG_VIRT_CPU_ACCOUNTING
47 	DEFINE(TI_AC_STAMP, offsetof(struct thread_info, ac_stamp));
48 	DEFINE(TI_AC_LEAVE, offsetof(struct thread_info, ac_leave));
49 	DEFINE(TI_AC_STIME, offsetof(struct thread_info, ac_stime));
50 	DEFINE(TI_AC_UTIME, offsetof(struct thread_info, ac_utime));
51 #endif
52 
53 	BLANK();
54 
55 	DEFINE(IA64_TASK_BLOCKED_OFFSET,offsetof (struct task_struct, blocked));
56 	DEFINE(IA64_TASK_CLEAR_CHILD_TID_OFFSET,offsetof (struct task_struct, clear_child_tid));
57 	DEFINE(IA64_TASK_GROUP_LEADER_OFFSET, offsetof (struct task_struct, group_leader));
58 	DEFINE(IA64_TASK_TGIDLINK_OFFSET, offsetof (struct task_struct, pids[PIDTYPE_PID].pid));
59 	DEFINE(IA64_PID_LEVEL_OFFSET, offsetof (struct pid, level));
60 	DEFINE(IA64_PID_UPID_OFFSET, offsetof (struct pid, numbers[0]));
61 	DEFINE(IA64_TASK_PENDING_OFFSET,offsetof (struct task_struct, pending));
62 	DEFINE(IA64_TASK_PID_OFFSET, offsetof (struct task_struct, pid));
63 	DEFINE(IA64_TASK_REAL_PARENT_OFFSET, offsetof (struct task_struct, real_parent));
64 	DEFINE(IA64_TASK_SIGHAND_OFFSET,offsetof (struct task_struct, sighand));
65 	DEFINE(IA64_TASK_SIGNAL_OFFSET,offsetof (struct task_struct, signal));
66 	DEFINE(IA64_TASK_TGID_OFFSET, offsetof (struct task_struct, tgid));
67 	DEFINE(IA64_TASK_THREAD_KSP_OFFSET, offsetof (struct task_struct, thread.ksp));
68 	DEFINE(IA64_TASK_THREAD_ON_USTACK_OFFSET, offsetof (struct task_struct, thread.on_ustack));
69 
70 	BLANK();
71 
72 	DEFINE(IA64_SIGHAND_SIGLOCK_OFFSET,offsetof (struct sighand_struct, siglock));
73 
74 	BLANK();
75 
76 	DEFINE(IA64_SIGNAL_GROUP_STOP_COUNT_OFFSET,offsetof (struct signal_struct,
77 							     group_stop_count));
78 	DEFINE(IA64_SIGNAL_SHARED_PENDING_OFFSET,offsetof (struct signal_struct, shared_pending));
79 
80 	BLANK();
81 
82 	DEFINE(IA64_PT_REGS_B6_OFFSET, offsetof (struct pt_regs, b6));
83 	DEFINE(IA64_PT_REGS_B7_OFFSET, offsetof (struct pt_regs, b7));
84 	DEFINE(IA64_PT_REGS_AR_CSD_OFFSET, offsetof (struct pt_regs, ar_csd));
85 	DEFINE(IA64_PT_REGS_AR_SSD_OFFSET, offsetof (struct pt_regs, ar_ssd));
86 	DEFINE(IA64_PT_REGS_R8_OFFSET, offsetof (struct pt_regs, r8));
87 	DEFINE(IA64_PT_REGS_R9_OFFSET, offsetof (struct pt_regs, r9));
88 	DEFINE(IA64_PT_REGS_R10_OFFSET, offsetof (struct pt_regs, r10));
89 	DEFINE(IA64_PT_REGS_R11_OFFSET, offsetof (struct pt_regs, r11));
90 	DEFINE(IA64_PT_REGS_CR_IPSR_OFFSET, offsetof (struct pt_regs, cr_ipsr));
91 	DEFINE(IA64_PT_REGS_CR_IIP_OFFSET, offsetof (struct pt_regs, cr_iip));
92 	DEFINE(IA64_PT_REGS_CR_IFS_OFFSET, offsetof (struct pt_regs, cr_ifs));
93 	DEFINE(IA64_PT_REGS_AR_UNAT_OFFSET, offsetof (struct pt_regs, ar_unat));
94 	DEFINE(IA64_PT_REGS_AR_PFS_OFFSET, offsetof (struct pt_regs, ar_pfs));
95 	DEFINE(IA64_PT_REGS_AR_RSC_OFFSET, offsetof (struct pt_regs, ar_rsc));
96 	DEFINE(IA64_PT_REGS_AR_RNAT_OFFSET, offsetof (struct pt_regs, ar_rnat));
97 
98 	DEFINE(IA64_PT_REGS_AR_BSPSTORE_OFFSET, offsetof (struct pt_regs, ar_bspstore));
99 	DEFINE(IA64_PT_REGS_PR_OFFSET, offsetof (struct pt_regs, pr));
100 	DEFINE(IA64_PT_REGS_B0_OFFSET, offsetof (struct pt_regs, b0));
101 	DEFINE(IA64_PT_REGS_LOADRS_OFFSET, offsetof (struct pt_regs, loadrs));
102 	DEFINE(IA64_PT_REGS_R1_OFFSET, offsetof (struct pt_regs, r1));
103 	DEFINE(IA64_PT_REGS_R12_OFFSET, offsetof (struct pt_regs, r12));
104 	DEFINE(IA64_PT_REGS_R13_OFFSET, offsetof (struct pt_regs, r13));
105 	DEFINE(IA64_PT_REGS_AR_FPSR_OFFSET, offsetof (struct pt_regs, ar_fpsr));
106 	DEFINE(IA64_PT_REGS_R15_OFFSET, offsetof (struct pt_regs, r15));
107 	DEFINE(IA64_PT_REGS_R14_OFFSET, offsetof (struct pt_regs, r14));
108 	DEFINE(IA64_PT_REGS_R2_OFFSET, offsetof (struct pt_regs, r2));
109 	DEFINE(IA64_PT_REGS_R3_OFFSET, offsetof (struct pt_regs, r3));
110 	DEFINE(IA64_PT_REGS_R16_OFFSET, offsetof (struct pt_regs, r16));
111 	DEFINE(IA64_PT_REGS_R17_OFFSET, offsetof (struct pt_regs, r17));
112 	DEFINE(IA64_PT_REGS_R18_OFFSET, offsetof (struct pt_regs, r18));
113 	DEFINE(IA64_PT_REGS_R19_OFFSET, offsetof (struct pt_regs, r19));
114 	DEFINE(IA64_PT_REGS_R20_OFFSET, offsetof (struct pt_regs, r20));
115 	DEFINE(IA64_PT_REGS_R21_OFFSET, offsetof (struct pt_regs, r21));
116 	DEFINE(IA64_PT_REGS_R22_OFFSET, offsetof (struct pt_regs, r22));
117 	DEFINE(IA64_PT_REGS_R23_OFFSET, offsetof (struct pt_regs, r23));
118 	DEFINE(IA64_PT_REGS_R24_OFFSET, offsetof (struct pt_regs, r24));
119 	DEFINE(IA64_PT_REGS_R25_OFFSET, offsetof (struct pt_regs, r25));
120 	DEFINE(IA64_PT_REGS_R26_OFFSET, offsetof (struct pt_regs, r26));
121 	DEFINE(IA64_PT_REGS_R27_OFFSET, offsetof (struct pt_regs, r27));
122 	DEFINE(IA64_PT_REGS_R28_OFFSET, offsetof (struct pt_regs, r28));
123 	DEFINE(IA64_PT_REGS_R29_OFFSET, offsetof (struct pt_regs, r29));
124 	DEFINE(IA64_PT_REGS_R30_OFFSET, offsetof (struct pt_regs, r30));
125 	DEFINE(IA64_PT_REGS_R31_OFFSET, offsetof (struct pt_regs, r31));
126 	DEFINE(IA64_PT_REGS_AR_CCV_OFFSET, offsetof (struct pt_regs, ar_ccv));
127 	DEFINE(IA64_PT_REGS_F6_OFFSET, offsetof (struct pt_regs, f6));
128 	DEFINE(IA64_PT_REGS_F7_OFFSET, offsetof (struct pt_regs, f7));
129 	DEFINE(IA64_PT_REGS_F8_OFFSET, offsetof (struct pt_regs, f8));
130 	DEFINE(IA64_PT_REGS_F9_OFFSET, offsetof (struct pt_regs, f9));
131 	DEFINE(IA64_PT_REGS_F10_OFFSET, offsetof (struct pt_regs, f10));
132 	DEFINE(IA64_PT_REGS_F11_OFFSET, offsetof (struct pt_regs, f11));
133 
134 	BLANK();
135 
136 	DEFINE(IA64_SWITCH_STACK_CALLER_UNAT_OFFSET, offsetof (struct switch_stack, caller_unat));
137 	DEFINE(IA64_SWITCH_STACK_AR_FPSR_OFFSET, offsetof (struct switch_stack, ar_fpsr));
138 	DEFINE(IA64_SWITCH_STACK_F2_OFFSET, offsetof (struct switch_stack, f2));
139 	DEFINE(IA64_SWITCH_STACK_F3_OFFSET, offsetof (struct switch_stack, f3));
140 	DEFINE(IA64_SWITCH_STACK_F4_OFFSET, offsetof (struct switch_stack, f4));
141 	DEFINE(IA64_SWITCH_STACK_F5_OFFSET, offsetof (struct switch_stack, f5));
142 	DEFINE(IA64_SWITCH_STACK_F12_OFFSET, offsetof (struct switch_stack, f12));
143 	DEFINE(IA64_SWITCH_STACK_F13_OFFSET, offsetof (struct switch_stack, f13));
144 	DEFINE(IA64_SWITCH_STACK_F14_OFFSET, offsetof (struct switch_stack, f14));
145 	DEFINE(IA64_SWITCH_STACK_F15_OFFSET, offsetof (struct switch_stack, f15));
146 	DEFINE(IA64_SWITCH_STACK_F16_OFFSET, offsetof (struct switch_stack, f16));
147 	DEFINE(IA64_SWITCH_STACK_F17_OFFSET, offsetof (struct switch_stack, f17));
148 	DEFINE(IA64_SWITCH_STACK_F18_OFFSET, offsetof (struct switch_stack, f18));
149 	DEFINE(IA64_SWITCH_STACK_F19_OFFSET, offsetof (struct switch_stack, f19));
150 	DEFINE(IA64_SWITCH_STACK_F20_OFFSET, offsetof (struct switch_stack, f20));
151 	DEFINE(IA64_SWITCH_STACK_F21_OFFSET, offsetof (struct switch_stack, f21));
152 	DEFINE(IA64_SWITCH_STACK_F22_OFFSET, offsetof (struct switch_stack, f22));
153 	DEFINE(IA64_SWITCH_STACK_F23_OFFSET, offsetof (struct switch_stack, f23));
154 	DEFINE(IA64_SWITCH_STACK_F24_OFFSET, offsetof (struct switch_stack, f24));
155 	DEFINE(IA64_SWITCH_STACK_F25_OFFSET, offsetof (struct switch_stack, f25));
156 	DEFINE(IA64_SWITCH_STACK_F26_OFFSET, offsetof (struct switch_stack, f26));
157 	DEFINE(IA64_SWITCH_STACK_F27_OFFSET, offsetof (struct switch_stack, f27));
158 	DEFINE(IA64_SWITCH_STACK_F28_OFFSET, offsetof (struct switch_stack, f28));
159 	DEFINE(IA64_SWITCH_STACK_F29_OFFSET, offsetof (struct switch_stack, f29));
160 	DEFINE(IA64_SWITCH_STACK_F30_OFFSET, offsetof (struct switch_stack, f30));
161 	DEFINE(IA64_SWITCH_STACK_F31_OFFSET, offsetof (struct switch_stack, f31));
162 	DEFINE(IA64_SWITCH_STACK_R4_OFFSET, offsetof (struct switch_stack, r4));
163 	DEFINE(IA64_SWITCH_STACK_R5_OFFSET, offsetof (struct switch_stack, r5));
164 	DEFINE(IA64_SWITCH_STACK_R6_OFFSET, offsetof (struct switch_stack, r6));
165 	DEFINE(IA64_SWITCH_STACK_R7_OFFSET, offsetof (struct switch_stack, r7));
166 	DEFINE(IA64_SWITCH_STACK_B0_OFFSET, offsetof (struct switch_stack, b0));
167 	DEFINE(IA64_SWITCH_STACK_B1_OFFSET, offsetof (struct switch_stack, b1));
168 	DEFINE(IA64_SWITCH_STACK_B2_OFFSET, offsetof (struct switch_stack, b2));
169 	DEFINE(IA64_SWITCH_STACK_B3_OFFSET, offsetof (struct switch_stack, b3));
170 	DEFINE(IA64_SWITCH_STACK_B4_OFFSET, offsetof (struct switch_stack, b4));
171 	DEFINE(IA64_SWITCH_STACK_B5_OFFSET, offsetof (struct switch_stack, b5));
172 	DEFINE(IA64_SWITCH_STACK_AR_PFS_OFFSET, offsetof (struct switch_stack, ar_pfs));
173 	DEFINE(IA64_SWITCH_STACK_AR_LC_OFFSET, offsetof (struct switch_stack, ar_lc));
174 	DEFINE(IA64_SWITCH_STACK_AR_UNAT_OFFSET, offsetof (struct switch_stack, ar_unat));
175 	DEFINE(IA64_SWITCH_STACK_AR_RNAT_OFFSET, offsetof (struct switch_stack, ar_rnat));
176 	DEFINE(IA64_SWITCH_STACK_AR_BSPSTORE_OFFSET, offsetof (struct switch_stack, ar_bspstore));
177 	DEFINE(IA64_SWITCH_STACK_PR_OFFSET, offsetof (struct switch_stack, pr));
178 
179 	BLANK();
180 
181 	DEFINE(IA64_SIGCONTEXT_IP_OFFSET, offsetof (struct sigcontext, sc_ip));
182 	DEFINE(IA64_SIGCONTEXT_AR_BSP_OFFSET, offsetof (struct sigcontext, sc_ar_bsp));
183 	DEFINE(IA64_SIGCONTEXT_AR_FPSR_OFFSET, offsetof (struct sigcontext, sc_ar_fpsr));
184 	DEFINE(IA64_SIGCONTEXT_AR_RNAT_OFFSET, offsetof (struct sigcontext, sc_ar_rnat));
185 	DEFINE(IA64_SIGCONTEXT_AR_UNAT_OFFSET, offsetof (struct sigcontext, sc_ar_unat));
186 	DEFINE(IA64_SIGCONTEXT_B0_OFFSET, offsetof (struct sigcontext, sc_br[0]));
187 	DEFINE(IA64_SIGCONTEXT_CFM_OFFSET, offsetof (struct sigcontext, sc_cfm));
188 	DEFINE(IA64_SIGCONTEXT_FLAGS_OFFSET, offsetof (struct sigcontext, sc_flags));
189 	DEFINE(IA64_SIGCONTEXT_FR6_OFFSET, offsetof (struct sigcontext, sc_fr[6]));
190 	DEFINE(IA64_SIGCONTEXT_PR_OFFSET, offsetof (struct sigcontext, sc_pr));
191 	DEFINE(IA64_SIGCONTEXT_R12_OFFSET, offsetof (struct sigcontext, sc_gr[12]));
192 	DEFINE(IA64_SIGCONTEXT_RBS_BASE_OFFSET,offsetof (struct sigcontext, sc_rbs_base));
193 	DEFINE(IA64_SIGCONTEXT_LOADRS_OFFSET, offsetof (struct sigcontext, sc_loadrs));
194 
195 	BLANK();
196 
197 	DEFINE(IA64_SIGPENDING_SIGNAL_OFFSET, offsetof (struct sigpending, signal));
198 
199 	BLANK();
200 
201 	DEFINE(IA64_SIGFRAME_ARG0_OFFSET, offsetof (struct sigframe, arg0));
202 	DEFINE(IA64_SIGFRAME_ARG1_OFFSET, offsetof (struct sigframe, arg1));
203 	DEFINE(IA64_SIGFRAME_ARG2_OFFSET, offsetof (struct sigframe, arg2));
204 	DEFINE(IA64_SIGFRAME_HANDLER_OFFSET, offsetof (struct sigframe, handler));
205 	DEFINE(IA64_SIGFRAME_SIGCONTEXT_OFFSET, offsetof (struct sigframe, sc));
206 	BLANK();
207     /* for assembly files which can't include sched.h: */
208 	DEFINE(IA64_CLONE_VFORK, CLONE_VFORK);
209 	DEFINE(IA64_CLONE_VM, CLONE_VM);
210 
211 	BLANK();
212 	DEFINE(IA64_CPUINFO_NSEC_PER_CYC_OFFSET,
213 	       offsetof (struct cpuinfo_ia64, nsec_per_cyc));
214 	DEFINE(IA64_CPUINFO_PTCE_BASE_OFFSET,
215 	       offsetof (struct cpuinfo_ia64, ptce_base));
216 	DEFINE(IA64_CPUINFO_PTCE_COUNT_OFFSET,
217 	       offsetof (struct cpuinfo_ia64, ptce_count));
218 	DEFINE(IA64_CPUINFO_PTCE_STRIDE_OFFSET,
219 	       offsetof (struct cpuinfo_ia64, ptce_stride));
220 	BLANK();
221 	DEFINE(IA64_TIMESPEC_TV_NSEC_OFFSET,
222 	       offsetof (struct timespec, tv_nsec));
223 
224 	DEFINE(CLONE_SETTLS_BIT, 19);
225 #if CLONE_SETTLS != (1<<19)
226 # error "CLONE_SETTLS_BIT incorrect, please fix"
227 #endif
228 
229 	BLANK();
230 	DEFINE(IA64_MCA_CPU_MCA_STACK_OFFSET,
231 	       offsetof (struct ia64_mca_cpu, mca_stack));
232 	DEFINE(IA64_MCA_CPU_INIT_STACK_OFFSET,
233 	       offsetof (struct ia64_mca_cpu, init_stack));
234 	BLANK();
235 	DEFINE(IA64_SAL_OS_STATE_OS_GP_OFFSET,
236 	       offsetof (struct ia64_sal_os_state, os_gp));
237 	DEFINE(IA64_SAL_OS_STATE_PROC_STATE_PARAM_OFFSET,
238 	       offsetof (struct ia64_sal_os_state, proc_state_param));
239 	DEFINE(IA64_SAL_OS_STATE_SAL_RA_OFFSET,
240 	       offsetof (struct ia64_sal_os_state, sal_ra));
241 	DEFINE(IA64_SAL_OS_STATE_SAL_GP_OFFSET,
242 	       offsetof (struct ia64_sal_os_state, sal_gp));
243 	DEFINE(IA64_SAL_OS_STATE_PAL_MIN_STATE_OFFSET,
244 	       offsetof (struct ia64_sal_os_state, pal_min_state));
245 	DEFINE(IA64_SAL_OS_STATE_OS_STATUS_OFFSET,
246 	       offsetof (struct ia64_sal_os_state, os_status));
247 	DEFINE(IA64_SAL_OS_STATE_CONTEXT_OFFSET,
248 	       offsetof (struct ia64_sal_os_state, context));
249 	DEFINE(IA64_SAL_OS_STATE_SIZE,
250 	       sizeof (struct ia64_sal_os_state));
251 	BLANK();
252 
253 	DEFINE(IA64_PMSA_GR_OFFSET,
254 	       offsetof (struct pal_min_state_area_s, pmsa_gr));
255 	DEFINE(IA64_PMSA_BANK1_GR_OFFSET,
256 	       offsetof (struct pal_min_state_area_s, pmsa_bank1_gr));
257 	DEFINE(IA64_PMSA_PR_OFFSET,
258 	       offsetof (struct pal_min_state_area_s, pmsa_pr));
259 	DEFINE(IA64_PMSA_BR0_OFFSET,
260 	       offsetof (struct pal_min_state_area_s, pmsa_br0));
261 	DEFINE(IA64_PMSA_RSC_OFFSET,
262 	       offsetof (struct pal_min_state_area_s, pmsa_rsc));
263 	DEFINE(IA64_PMSA_IIP_OFFSET,
264 	       offsetof (struct pal_min_state_area_s, pmsa_iip));
265 	DEFINE(IA64_PMSA_IPSR_OFFSET,
266 	       offsetof (struct pal_min_state_area_s, pmsa_ipsr));
267 	DEFINE(IA64_PMSA_IFS_OFFSET,
268 	       offsetof (struct pal_min_state_area_s, pmsa_ifs));
269 	DEFINE(IA64_PMSA_XIP_OFFSET,
270 	       offsetof (struct pal_min_state_area_s, pmsa_xip));
271 	BLANK();
272 
273 	/* used by fsys_gettimeofday in arch/ia64/kernel/fsys.S */
274 	DEFINE(IA64_GTOD_LOCK_OFFSET,
275 		offsetof (struct fsyscall_gtod_data_t, lock));
276 	DEFINE(IA64_GTOD_WALL_TIME_OFFSET,
277 		offsetof (struct fsyscall_gtod_data_t, wall_time));
278 	DEFINE(IA64_GTOD_MONO_TIME_OFFSET,
279 		offsetof (struct fsyscall_gtod_data_t, monotonic_time));
280 	DEFINE(IA64_CLKSRC_MASK_OFFSET,
281 		offsetof (struct fsyscall_gtod_data_t, clk_mask));
282 	DEFINE(IA64_CLKSRC_MULT_OFFSET,
283 		offsetof (struct fsyscall_gtod_data_t, clk_mult));
284 	DEFINE(IA64_CLKSRC_SHIFT_OFFSET,
285 		offsetof (struct fsyscall_gtod_data_t, clk_shift));
286 	DEFINE(IA64_CLKSRC_MMIO_OFFSET,
287 		offsetof (struct fsyscall_gtod_data_t, clk_fsys_mmio));
288 	DEFINE(IA64_CLKSRC_CYCLE_LAST_OFFSET,
289 		offsetof (struct fsyscall_gtod_data_t, clk_cycle_last));
290 	DEFINE(IA64_ITC_JITTER_OFFSET,
291 		offsetof (struct itc_jitter_data_t, itc_jitter));
292 	DEFINE(IA64_ITC_LASTCYCLE_OFFSET,
293 		offsetof (struct itc_jitter_data_t, itc_lastcycle));
294 }
295