13c90d1eaSRobert Watson /*- 23c90d1eaSRobert Watson * Copyright (c) 2000, 2001 Ben Harris 33c90d1eaSRobert Watson * Copyright (c) 1996 Scott K. Stevens 43c90d1eaSRobert Watson * 53c90d1eaSRobert Watson * Mach Operating System 63c90d1eaSRobert Watson * Copyright (c) 1991,1990 Carnegie Mellon University 73c90d1eaSRobert Watson * All Rights Reserved. 83c90d1eaSRobert Watson * 93c90d1eaSRobert Watson * Permission to use, copy, modify and distribute this software and its 103c90d1eaSRobert Watson * documentation is hereby granted, provided that both the copyright 113c90d1eaSRobert Watson * notice and this permission notice appear in all copies of the 123c90d1eaSRobert Watson * software, derivative works or modified versions, and any portions 133c90d1eaSRobert Watson * thereof, and that both notices appear in supporting documentation. 143c90d1eaSRobert Watson * 153c90d1eaSRobert Watson * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 163c90d1eaSRobert Watson * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 173c90d1eaSRobert Watson * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 183c90d1eaSRobert Watson * 193c90d1eaSRobert Watson * Carnegie Mellon requests users of this software to return to 203c90d1eaSRobert Watson * 213c90d1eaSRobert Watson * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 223c90d1eaSRobert Watson * School of Computer Science 233c90d1eaSRobert Watson * Carnegie Mellon University 243c90d1eaSRobert Watson * Pittsburgh PA 15213-3890 253c90d1eaSRobert Watson * 263c90d1eaSRobert Watson * any improvements or extensions that they make and grant Carnegie the 273c90d1eaSRobert Watson * rights to redistribute these changes. 283c90d1eaSRobert Watson * 293c90d1eaSRobert Watson * $FreeBSD$ 303c90d1eaSRobert Watson */ 313c90d1eaSRobert Watson 323c90d1eaSRobert Watson #ifndef _MACHINE_STACK_H_ 333c90d1eaSRobert Watson #define _MACHINE_STACK_H_ 343c90d1eaSRobert Watson 353c90d1eaSRobert Watson #define INKERNEL(va) (((vm_offset_t)(va)) >= VM_MIN_KERNEL_ADDRESS) 363c90d1eaSRobert Watson 373c90d1eaSRobert Watson #define FR_SCP (0) 383c90d1eaSRobert Watson #define FR_RLV (-1) 393c90d1eaSRobert Watson #define FR_RSP (-2) 403c90d1eaSRobert Watson #define FR_RFP (-3) 413c90d1eaSRobert Watson 42*6da235a3SAndrew Turner /* The state of the unwind process */ 43*6da235a3SAndrew Turner struct unwind_state { 44*6da235a3SAndrew Turner uint32_t registers[16]; 45*6da235a3SAndrew Turner uint32_t start_pc; 46*6da235a3SAndrew Turner uint32_t *insn; 47*6da235a3SAndrew Turner u_int entries; 48*6da235a3SAndrew Turner u_int byte; 49*6da235a3SAndrew Turner uint16_t update_mask; 50*6da235a3SAndrew Turner }; 51*6da235a3SAndrew Turner 52*6da235a3SAndrew Turner /* The register names */ 53*6da235a3SAndrew Turner #define FP 11 54*6da235a3SAndrew Turner #define SP 13 55*6da235a3SAndrew Turner #define LR 14 56*6da235a3SAndrew Turner #define PC 15 57*6da235a3SAndrew Turner 58*6da235a3SAndrew Turner int unwind_stack_one(struct unwind_state *); 59*6da235a3SAndrew Turner 603c90d1eaSRobert Watson #endif /* !_MACHINE_STACK_H_ */ 61