1 // SPDX-License-Identifier: GPL-2.0-or-later
18 /* IA32 Manual 3, 2-1 */
23 /* IA32 Manual 3, 3-432*/
29 /* IA32 Manual 3, 3-432*/
46 /* AMD64 Manual 3, Appendix A*/
77 	prf->shorted = 0;  in skip_prefix()
78 	prf->enlarged = 0;  in skip_prefix()
79 	prf->rexr = 0;  in skip_prefix()
80 	prf->rex = 0;  in skip_prefix()
86 				prf->shorted = 1;  in skip_prefix()
89 				prf->enlarged = 1;  in skip_prefix()
91 				prf->rexr = 1;  in skip_prefix()
93 				prf->rex = 1;  in skip_prefix()
100 	return (p - addr);  in skip_prefix()
204  * Note: these are NOT the same as in ptrace-abi.h.
210 	arg_BL = 3,
219 	arg_BX = 3,
242 		rv = (unsigned char *)&regs->ax;  in get_reg_w8()
245 		rv = (unsigned char *)&regs->bx;  in get_reg_w8()
248 		rv = (unsigned char *)&regs->cx;  in get_reg_w8()
251 		rv = (unsigned char *)&regs->dx;  in get_reg_w8()
255 		rv = (unsigned char *)&regs->r8;  in get_reg_w8()
258 		rv = (unsigned char *)&regs->r9;  in get_reg_w8()
261 		rv = (unsigned char *)&regs->r10;  in get_reg_w8()
264 		rv = (unsigned char *)&regs->r11;  in get_reg_w8()
267 		rv = (unsigned char *)&regs->r12;  in get_reg_w8()
270 		rv = (unsigned char *)&regs->r13;  in get_reg_w8()
273 		rv = (unsigned char *)&regs->r14;  in get_reg_w8()
276 		rv = (unsigned char *)&regs->r15;  in get_reg_w8()
293 			rv = (unsigned char *)&regs->si;  in get_reg_w8()
296 			rv = (unsigned char *)&regs->di;  in get_reg_w8()
299 			rv = (unsigned char *)&regs->bp;  in get_reg_w8()
302 			rv = (unsigned char *)&regs->sp;  in get_reg_w8()
310 			rv = 1 + (unsigned char *)&regs->ax;  in get_reg_w8()
313 			rv = 1 + (unsigned char *)&regs->bx;  in get_reg_w8()
316 			rv = 1 + (unsigned char *)&regs->cx;  in get_reg_w8()
319 			rv = 1 + (unsigned char *)&regs->dx;  in get_reg_w8()
338 		rv = &regs->ax;  in get_reg_w32()
341 		rv = &regs->bx;  in get_reg_w32()
344 		rv = &regs->cx;  in get_reg_w32()
347 		rv = &regs->dx;  in get_reg_w32()
350 		rv = &regs->sp;  in get_reg_w32()
353 		rv = &regs->bp;  in get_reg_w32()
356 		rv = &regs->si;  in get_reg_w32()
359 		rv = &regs->di;  in get_reg_w32()
363 		rv = &regs->r8;  in get_reg_w32()
366 		rv = &regs->r9;  in get_reg_w32()
369 		rv = &regs->r10;  in get_reg_w32()
372 		rv = &regs->r11;  in get_reg_w32()
375 		rv = &regs->r12;  in get_reg_w32()
378 		rv = &regs->r13;  in get_reg_w32()
381 		rv = &regs->r14;  in get_reg_w32()
384 		rv = &regs->r15;  in get_reg_w32()
413 	printk(KERN_ERR "mmiotrace: Not a register instruction, opcode "  in get_ins_reg_val()
423 		reg = ((mod_rm >> 3) & 0x7) | (prf.rexr << 3);  in get_ins_reg_val()
474 		/* if r/m is 5 we have a 32 disp (IA32 Manual 3, Table 2-2)  */  in get_ins_imm_val()
488 	case 3:  in get_ins_imm_val()
490 		printk(KERN_ERR "mmiotrace: not a memory access instruction "  in get_ins_imm_val()