2  * Architecture-dependent parts of process handling.
56 	pr_notice("Machine halt...\n");  in machine_halt()
74 void show_regs(struct pt_regs *regs)  in show_regs()  argument
80 		regs->r1,  regs->r2,  regs->r3,  regs->r4);  in show_regs()
83 		regs->r5,  regs->r6,  regs->r7,  regs->r8);  in show_regs()
86 		regs->r9,  regs->r10, regs->r11, regs->r12);  in show_regs()
89 		regs->r13, regs->r14, regs->r15);  in show_regs()
92 		regs->ra,  regs->fp,  regs->sp,  regs->gp);  in show_regs()
95 		regs->ea,  regs->estatus);  in show_regs()
104 	u64 clone_flags = args->flags;  in copy_thread()
105 	unsigned long usp = args->stack;  in copy_thread()
106 	unsigned long tls = args->tls;  in copy_thread()
108 	struct pt_regs *regs;  in copy_thread()  local
111 		((struct switch_stack *)childregs) - 1;  in copy_thread()
113 	if (unlikely(args->fn)) {  in copy_thread()
117 		childstack->r16 = (unsigned long) args->fn;  in copy_thread()
118 		childstack->r17 = (unsigned long) args->fn_arg;  in copy_thread()
119 		childstack->ra = (unsigned long) ret_from_kernel_thread;  in copy_thread()
120 		childregs->estatus = STATUS_PIE;  in copy_thread()
121 		childregs->sp = (unsigned long) childstack;  in copy_thread()
123 		p->thread.ksp = (unsigned long) childstack;  in copy_thread()
124 		p->thread.kregs = childregs;  in copy_thread()
128 	regs = current_pt_regs();  in copy_thread()
129 	*childregs = *regs;  in copy_thread()
130 	childregs->r2 = 0;	/* Set the return value for the child. */  in copy_thread()
131 	childregs->r7 = 0;  in copy_thread()
133 	stack = ((struct switch_stack *) regs) - 1;  in copy_thread()
135 	childstack->ra = (unsigned long)ret_from_fork;  in copy_thread()
136 	p->thread.kregs = childregs;  in copy_thread()
137 	p->thread.ksp = (unsigned long) childstack;  in copy_thread()
140 		childregs->sp = usp;  in copy_thread()
144 		childstack->r23 = tls;  in copy_thread()
159 	pr_emerg("COMM=%s PID=%d\n", current->comm, current->pid);  in dump()
161 	if (current->mm) {  in dump()
162 		pr_emerg("TEXT=%08x-%08x DATA=%08x-%08x BSS=%08x-%08x\n",  in dump()
163 			(int) current->mm->start_code,  in dump()
164 			(int) current->mm->end_code,  in dump()
165 			(int) current->mm->start_data,  in dump()
166 			(int) current->mm->end_data,  in dump()
167 			(int) current->mm->end_data,  in dump()
168 			(int) current->mm->brk);  in dump()
169 		pr_emerg("USER-STACK=%08x  KERNEL-STACK=%08x\n\n",  in dump()
170 			(int) current->mm->start_stack,  in dump()
174 	pr_emerg("PC: %08lx\n", fp->ea);  in dump()
176 		(long) fp->estatus, (long) fp);  in dump()
179 		fp->r1, fp->r2, fp->r3);  in dump()
182 		fp->r4, fp->r5, fp->r6, fp->r7);  in dump()
184 		fp->r8, fp->r9, fp->r10, fp->r11);  in dump()
186 		fp->r12, fp->r13, fp->r14, fp->r15);  in dump()
188 		fp->orig_r2, fp->ra, fp->fp, fp->sp);  in dump()
190 		(unsigned int) fp->sp, (unsigned int) fp);  in dump()
193 	tp = ((unsigned char *) fp->ea) - 0x20;  in dump()
202 	tp = ((unsigned char *) fp) - 0x40;  in dump()
212 	tp = (unsigned char *) (fp->sp - 0x10);  in dump()
228 	fp = ((struct switch_stack *)p->thread.ksp)->fp;	/* ;dgt2 */  in __get_wchan()
245 void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long sp)  in start_thread()  argument
247 	memset((void *) regs, 0, sizeof(struct pt_regs));  in start_thread()
248 	regs->estatus = ESTATUS_EPIE | ESTATUS_EU;  in start_thread()
249 	regs->ea = pc;  in start_thread()
250 	regs->sp = sp;  in start_thread()