Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 1 | /* $Id: entry.S,v 1.37 2004/06/11 13:02:46 doyu Exp $ |
| 2 | * |
| 3 | * linux/arch/sh/entry.S |
| 4 | * |
| 5 | * Copyright (C) 1999, 2000, 2002 Niibe Yutaka |
| 6 | * Copyright (C) 2003 Paul Mundt |
| 7 | * |
| 8 | * This file is subject to the terms and conditions of the GNU General Public |
| 9 | * License. See the file "COPYING" in the main directory of this archive |
| 10 | * for more details. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | ! NOTE: |
| 15 | ! GNU as (as of 2.9.1) changes bf/s into bt/s and bra, when the address |
| 16 | ! to be jumped is too far, but it causes illegal slot exception. |
| 17 | |
| 18 | /* |
| 19 | * entry.S contains the system-call and fault low-level handling routines. |
| 20 | * This also contains the timer-interrupt handler, as well as all interrupts |
| 21 | * and faults that can result in a task-switch. |
| 22 | * |
| 23 | * NOTE: This code handles signal-recognition, which happens every time |
| 24 | * after a timer-interrupt and after each system call. |
| 25 | * |
| 26 | * NOTE: This code uses a convention that instructions in the delay slot |
| 27 | * of a transfer-control instruction are indented by an extra space, thus: |
| 28 | * |
| 29 | * jmp @k0 ! control-transfer instruction |
| 30 | * ldc k1, ssr ! delay slot |
| 31 | * |
| 32 | * Stack layout in 'ret_from_syscall': |
| 33 | * ptrace needs to have all regs on the stack. |
| 34 | * if the order here is changed, it needs to be |
| 35 | * updated in ptrace.c and ptrace.h |
| 36 | * |
| 37 | * r0 |
| 38 | * ... |
| 39 | * r15 = stack pointer |
| 40 | * spc |
| 41 | * pr |
| 42 | * ssr |
| 43 | * gbr |
| 44 | * mach |
| 45 | * macl |
| 46 | * syscall # |
| 47 | * |
| 48 | */ |
| 49 | |
| 50 | #if defined(CONFIG_PREEMPT) |
| 51 | # define preempt_stop() cli |
| 52 | #else |
| 53 | # define preempt_stop() |
| 54 | # define resume_kernel __restore_all |
| 55 | #endif |
| 56 | |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 57 | |
| 58 | .align 2 |
| 59 | ENTRY(exception_error) |
| 60 | ! |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 61 | #ifdef CONFIG_TRACE_IRQFLAGS |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 62 | mov.l 2f, r0 |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 63 | jsr @r0 |
| 64 | nop |
| 65 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 66 | sti |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 67 | mov.l 1f, r0 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 68 | jmp @r0 |
| 69 | nop |
| 70 | |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 71 | .align 2 |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 72 | 1: .long do_exception_error |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 73 | #ifdef CONFIG_TRACE_IRQFLAGS |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 74 | 2: .long trace_hardirqs_on |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 75 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 76 | |
| 77 | .align 2 |
| 78 | ret_from_exception: |
| 79 | preempt_stop() |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 80 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 81 | mov.l 4f, r0 |
| 82 | jsr @r0 |
| 83 | nop |
| 84 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 85 | ENTRY(ret_from_irq) |
| 86 | ! |
| 87 | mov #OFF_SR, r0 |
| 88 | mov.l @(r0,r15), r0 ! get status register |
| 89 | shll r0 |
| 90 | shll r0 ! kernel space? |
| 91 | get_current_thread_info r8, r0 |
| 92 | bt resume_kernel ! Yes, it's from kernel, go back soon |
| 93 | |
| 94 | #ifdef CONFIG_PREEMPT |
| 95 | bra resume_userspace |
| 96 | nop |
| 97 | ENTRY(resume_kernel) |
| 98 | mov.l @(TI_PRE_COUNT,r8), r0 ! current_thread_info->preempt_count |
| 99 | tst r0, r0 |
| 100 | bf noresched |
| 101 | need_resched: |
| 102 | mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags |
| 103 | tst #_TIF_NEED_RESCHED, r0 ! need_resched set? |
| 104 | bt noresched |
| 105 | |
| 106 | mov #OFF_SR, r0 |
| 107 | mov.l @(r0,r15), r0 ! get status register |
| 108 | and #0xf0, r0 ! interrupts off (exception path)? |
| 109 | cmp/eq #0xf0, r0 |
| 110 | bt noresched |
| 111 | |
| 112 | mov.l 1f, r0 |
| 113 | mov.l r0, @(TI_PRE_COUNT,r8) |
| 114 | |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 115 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 116 | mov.l 3f, r0 |
| 117 | jsr @r0 |
| 118 | nop |
| 119 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 120 | sti |
| 121 | mov.l 2f, r0 |
| 122 | jsr @r0 |
| 123 | nop |
| 124 | mov #0, r0 |
| 125 | mov.l r0, @(TI_PRE_COUNT,r8) |
| 126 | cli |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 127 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 128 | mov.l 4f, r0 |
| 129 | jsr @r0 |
| 130 | nop |
| 131 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 132 | |
| 133 | bra need_resched |
| 134 | nop |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 135 | |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 136 | noresched: |
| 137 | bra __restore_all |
| 138 | nop |
| 139 | |
| 140 | .align 2 |
| 141 | 1: .long PREEMPT_ACTIVE |
| 142 | 2: .long schedule |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 143 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 144 | 3: .long trace_hardirqs_on |
| 145 | 4: .long trace_hardirqs_off |
| 146 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 147 | #endif |
| 148 | |
| 149 | ENTRY(resume_userspace) |
| 150 | ! r8: current_thread_info |
| 151 | cli |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 152 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 153 | mov.l 5f, r0 |
| 154 | jsr @r0 |
| 155 | nop |
| 156 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 157 | mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags |
| 158 | tst #_TIF_WORK_MASK, r0 |
| 159 | bt/s __restore_all |
| 160 | tst #_TIF_NEED_RESCHED, r0 |
| 161 | |
| 162 | .align 2 |
| 163 | work_pending: |
| 164 | ! r0: current_thread_info->flags |
| 165 | ! r8: current_thread_info |
| 166 | ! t: result of "tst #_TIF_NEED_RESCHED, r0" |
| 167 | bf/s work_resched |
| 168 | tst #(_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK), r0 |
| 169 | work_notifysig: |
| 170 | bt/s __restore_all |
| 171 | mov r15, r4 |
| 172 | mov r12, r5 ! set arg1(save_r0) |
| 173 | mov r0, r6 |
| 174 | mov.l 2f, r1 |
| 175 | mov.l 3f, r0 |
| 176 | jmp @r1 |
| 177 | lds r0, pr |
| 178 | work_resched: |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 179 | mov.l 1f, r1 |
| 180 | jsr @r1 ! schedule |
| 181 | nop |
| 182 | cli |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 183 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 184 | mov.l 5f, r0 |
| 185 | jsr @r0 |
| 186 | nop |
| 187 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 188 | ! |
| 189 | mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags |
| 190 | tst #_TIF_WORK_MASK, r0 |
| 191 | bt __restore_all |
| 192 | bra work_pending |
| 193 | tst #_TIF_NEED_RESCHED, r0 |
| 194 | |
| 195 | .align 2 |
| 196 | 1: .long schedule |
| 197 | 2: .long do_notify_resume |
| 198 | 3: .long restore_all |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 199 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 200 | 4: .long trace_hardirqs_on |
| 201 | 5: .long trace_hardirqs_off |
| 202 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 203 | |
| 204 | .align 2 |
| 205 | syscall_exit_work: |
| 206 | ! r0: current_thread_info->flags |
| 207 | ! r8: current_thread_info |
Yuichi Nakamura | 1322b9d | 2007-11-10 19:21:34 +0900 | [diff] [blame] | 208 | tst #_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP | _TIF_SYSCALL_AUDIT, r0 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 209 | bt/s work_pending |
| 210 | tst #_TIF_NEED_RESCHED, r0 |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 211 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 212 | mov.l 5f, r0 |
| 213 | jsr @r0 |
| 214 | nop |
| 215 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 216 | sti |
| 217 | ! XXX setup arguments... |
Yuichi Nakamura | 1322b9d | 2007-11-10 19:21:34 +0900 | [diff] [blame] | 218 | mov r15, r4 |
| 219 | mov #1, r5 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 220 | mov.l 4f, r0 ! do_syscall_trace |
| 221 | jsr @r0 |
| 222 | nop |
| 223 | bra resume_userspace |
| 224 | nop |
| 225 | |
| 226 | .align 2 |
| 227 | syscall_trace_entry: |
| 228 | ! Yes it is traced. |
| 229 | ! XXX setup arguments... |
Yuichi Nakamura | 1322b9d | 2007-11-10 19:21:34 +0900 | [diff] [blame] | 230 | mov r15, r4 |
| 231 | mov #0, r5 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 232 | mov.l 4f, r11 ! Call do_syscall_trace which notifies |
| 233 | jsr @r11 ! superior (will chomp R[0-7]) |
| 234 | nop |
| 235 | ! Reload R0-R4 from kernel stack, where the |
| 236 | ! parent may have modified them using |
| 237 | ! ptrace(POKEUSR). (Note that R0-R2 are |
| 238 | ! used by the system call handler directly |
| 239 | ! from the kernel stack anyway, so don't need |
| 240 | ! to be reloaded here.) This allows the parent |
| 241 | ! to rewrite system calls and args on the fly. |
| 242 | mov.l @(OFF_R4,r15), r4 ! arg0 |
| 243 | mov.l @(OFF_R5,r15), r5 |
| 244 | mov.l @(OFF_R6,r15), r6 |
| 245 | mov.l @(OFF_R7,r15), r7 ! arg3 |
| 246 | mov.l @(OFF_R3,r15), r3 ! syscall_nr |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 247 | ! |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 248 | mov.l 2f, r10 ! Number of syscalls |
| 249 | cmp/hs r10, r3 |
| 250 | bf syscall_call |
| 251 | mov #-ENOSYS, r0 |
| 252 | bra syscall_exit |
| 253 | mov.l r0, @(OFF_R0,r15) ! Return value |
| 254 | |
| 255 | __restore_all: |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 256 | mov.l 1f, r0 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 257 | jmp @r0 |
| 258 | nop |
| 259 | |
| 260 | .align 2 |
| 261 | 1: .long restore_all |
| 262 | |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 263 | .align 2 |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 264 | syscall_badsys: ! Bad syscall number |
Hideo Saito | 561c2bc | 2008-05-15 13:30:05 +0900 | [diff] [blame^] | 265 | get_current_thread_info r8, r0 |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 266 | mov #-ENOSYS, r0 |
| 267 | bra resume_userspace |
| 268 | mov.l r0, @(OFF_R0,r15) ! Return value |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 269 | |
| 270 | /* |
| 271 | * The main debug trap handler. |
| 272 | * |
| 273 | * r8=TRA (not the trap number!) |
| 274 | * |
| 275 | * Note: This assumes that the trapa value is left in its original |
| 276 | * form (without the shlr2 shift) so the calculation for the jump |
| 277 | * call table offset remains a simple in place mask. |
| 278 | */ |
| 279 | debug_trap: |
| 280 | mov r8, r0 |
| 281 | and #(0xf << 2), r0 |
| 282 | mov.l 1f, r8 |
| 283 | add r0, r8 |
| 284 | mov.l @r8, r8 |
| 285 | jmp @r8 |
| 286 | nop |
| 287 | |
| 288 | .align 2 |
| 289 | 1: .long debug_trap_table |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 290 | |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 291 | /* |
| 292 | * Syscall interface: |
| 293 | * |
| 294 | * Syscall #: R3 |
| 295 | * Arguments #0 to #3: R4--R7 |
| 296 | * Arguments #4 to #6: R0, R1, R2 |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 297 | * TRA: (number of arguments + ABI revision) x 4 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 298 | * |
| 299 | * This code also handles delegating other traps to the BIOS/gdb stub |
| 300 | * according to: |
| 301 | * |
| 302 | * Trap number |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 303 | * (TRA>>2) Purpose |
| 304 | * -------- ------- |
| 305 | * 0x00-0x0f original SH-3/4 syscall ABI (not in general use). |
| 306 | * 0x10-0x1f general SH-3/4 syscall ABI. |
| 307 | * 0x20-0x2f syscall ABI for SH-2 parts. |
| 308 | * 0x30-0x3f debug traps used by the kernel. |
| 309 | * 0x40-0xff Not supported by all parts, so left unhandled. |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 310 | * |
| 311 | * Note: When we're first called, the TRA value must be shifted |
| 312 | * right 2 bits in order to get the value that was used as the "trapa" |
| 313 | * argument. |
| 314 | */ |
| 315 | |
| 316 | .align 2 |
| 317 | .globl ret_from_fork |
| 318 | ret_from_fork: |
| 319 | mov.l 1f, r8 |
| 320 | jsr @r8 |
| 321 | mov r0, r4 |
| 322 | bra syscall_exit |
| 323 | nop |
| 324 | .align 2 |
| 325 | 1: .long schedule_tail |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 326 | |
| 327 | /* |
| 328 | * The poorly named main trapa decode and dispatch routine, for |
| 329 | * system calls and debug traps through their respective jump tables. |
| 330 | */ |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 331 | ENTRY(system_call) |
| 332 | #if !defined(CONFIG_CPU_SH2) |
| 333 | mov.l 1f, r9 |
| 334 | mov.l @r9, r8 ! Read from TRA (Trap Address) Register |
| 335 | #endif |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 336 | /* |
| 337 | * Check the trap type |
| 338 | */ |
| 339 | mov #((0x20 << 2) - 1), r9 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 340 | cmp/hi r9, r8 |
Paul Mundt | f413d0d | 2006-12-13 17:40:05 +0900 | [diff] [blame] | 341 | bt/s debug_trap ! it's a debug trap.. |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 342 | mov #OFF_TRA, r9 |
| 343 | add r15, r9 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 344 | mov.l r8, @r9 ! set TRA value to tra |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 345 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 346 | mov.l 5f, r10 |
| 347 | jsr @r10 |
| 348 | nop |
| 349 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 350 | sti |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 351 | |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 352 | ! |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 353 | get_current_thread_info r8, r10 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 354 | mov.l @(TI_FLAGS,r8), r8 |
Yuichi Nakamura | 1322b9d | 2007-11-10 19:21:34 +0900 | [diff] [blame] | 355 | mov #(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT), r10 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 356 | tst r10, r8 |
| 357 | bf syscall_trace_entry |
| 358 | ! |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 359 | mov.l 2f, r8 ! Number of syscalls |
| 360 | cmp/hs r8, r3 |
| 361 | bt syscall_badsys |
| 362 | ! |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 363 | syscall_call: |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 364 | shll2 r3 ! x4 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 365 | mov.l 3f, r8 ! Load the address of sys_call_table |
Stuart Menefy | e0969e0 | 2006-11-24 13:01:36 +0900 | [diff] [blame] | 366 | add r8, r3 |
| 367 | mov.l @r3, r8 |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 368 | jsr @r8 ! jump to specific syscall handler |
| 369 | nop |
| 370 | mov.l @(OFF_R0,r15), r12 ! save r0 |
| 371 | mov.l r0, @(OFF_R0,r15) ! save the return value |
| 372 | ! |
| 373 | syscall_exit: |
| 374 | cli |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 375 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 376 | mov.l 6f, r0 |
| 377 | jsr @r0 |
| 378 | nop |
| 379 | #endif |
Yoshinori Sato | de39840 | 2006-11-05 16:15:19 +0900 | [diff] [blame] | 380 | ! |
| 381 | get_current_thread_info r8, r0 |
| 382 | mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags |
| 383 | tst #_TIF_ALLWORK_MASK, r0 |
| 384 | bf syscall_exit_work |
| 385 | bra __restore_all |
| 386 | nop |
| 387 | .align 2 |
| 388 | #if !defined(CONFIG_CPU_SH2) |
| 389 | 1: .long TRA |
| 390 | #endif |
| 391 | 2: .long NR_syscalls |
| 392 | 3: .long sys_call_table |
| 393 | 4: .long do_syscall_trace |
Paul Mundt | afbfb52 | 2006-12-04 18:17:28 +0900 | [diff] [blame] | 394 | #ifdef CONFIG_TRACE_IRQFLAGS |
| 395 | 5: .long trace_hardirqs_on |
| 396 | 6: .long trace_hardirqs_off |
| 397 | #endif |