hexagon/kernel/ptrace.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * Ptrace support for Hexagon
5  * Copyright (c) 2010-2013, The Linux Foundation. All rights reserved.
8 #include <linux/kernel.h>
9 #include <linux/sched.h>
10 #include <linux/sched/task_stack.h>
11 #include <linux/mm.h>
12 #include <linux/smp.h>
13 #include <linux/errno.h>
14 #include <linux/ptrace.h>
15 #include <linux/regset.h>
16 #include <linux/user.h>
17 #include <linux/elf.h>
19 #include <asm/user.h>
48 	membuf_write(&to, &regs->r00, 32*sizeof(unsigned long));  in genregs_get()
50 	membuf_store(&to, regs->sa0);  in genregs_get()
51 	membuf_store(&to, regs->lc0);  in genregs_get()
52 	membuf_store(&to, regs->sa1);  in genregs_get()
53 	membuf_store(&to, regs->lc1);  in genregs_get()
54 	membuf_store(&to, regs->m0);  in genregs_get()
55 	membuf_store(&to, regs->m1);  in genregs_get()
56 	membuf_store(&to, regs->usr);  in genregs_get()
57 	membuf_store(&to, regs->preds);  in genregs_get()
58 	membuf_store(&to, regs->gp);  in genregs_get()
59 	membuf_store(&to, regs->ugp);  in genregs_get()
64 	membuf_store(&to, regs->cs0);  in genregs_get()
65 	membuf_store(&to, regs->cs1);  in genregs_get()
82 		return -EIO;  in genregs_set()
85 				 &regs->r00, 0, 32*sizeof(unsigned long));  in genregs_set()
95 	INEXT(&regs->sa0, sa0);  in genregs_set()
96 	INEXT(&regs->lc0, lc0);  in genregs_set()
97 	INEXT(&regs->sa1, sa1);  in genregs_set()
98 	INEXT(&regs->lc1, lc1);  in genregs_set()
99 	INEXT(&regs->m0, m0);  in genregs_set()
100 	INEXT(&regs->m1, m1);  in genregs_set()
101 	INEXT(&regs->usr, usr);  in genregs_set()
102 	INEXT(&regs->preds, p3_0);  in genregs_set()
103 	INEXT(&regs->gp, gp);  in genregs_set()
104 	INEXT(&regs->ugp, ugp);  in genregs_set()
112 	INEXT(&regs->cs0, cs0);  in genregs_set()
113 	INEXT(&regs->cs1, cs1);  in genregs_set()
119 			offsetof(struct user_regs_struct, pad1), -1);  in genregs_set()
127 	regs->hvmer.vmpsp = regs->r29;  in genregs_set()
147 	.name = "hexagon",
162 	/* Boilerplate - resolves to null inline if no HW single-step */  in ptrace_disable()