43 	_xtensa_irq_stack_frame_a11_t *frame;  in init_stack()  local
67 	const int bsasz = sizeof(*frame) - 16;  in init_stack()
69 	frame = (void *)(((char *) stack_top) - bsasz);  in init_stack()
71 	(void)memset(frame, 0, bsasz);  in init_stack()
73 	frame->bsa.ps = PS_WOE | PS_UM | PS_CALLINC(1);  in init_stack()
88 		frame->bsa.pc = (uintptr_t)arch_user_mode_enter;  in init_stack()
90 		frame->bsa.pc = (uintptr_t)z_thread_entry;  in init_stack()
93 	frame->bsa.pc = (uintptr_t)z_thread_entry;  in init_stack()
98 	frame->bsa.threadptr = thread->tls;  in init_stack()
100 	frame->bsa.threadptr = (uintptr_t)((thread->base.user_options & K_USER) ? thread : NULL);  in init_stack()
109 	frame->a7 = (uintptr_t)arg1;  /* a7 */  in init_stack()
110 	frame->a6 = (uintptr_t)entry; /* a6 */  in init_stack()
111 	frame->a5 = 0;                /* a5 */  in init_stack()
112 	frame->a4 = 0;                /* a4 */  in init_stack()
114 	frame->a11 = 0;                /* a11 */  in init_stack()
115 	frame->a10 = 0;                /* a10 */  in init_stack()
116 	frame->a9  = (uintptr_t)arg3;  /* a9 */  in init_stack()
117 	frame->a8  = (uintptr_t)arg2;  /* a8 */  in init_stack()
122 	frame->ptr_to_bsa = (void *)&frame->bsa;  in init_stack()
123 	ret = &frame->ptr_to_bsa;  in init_stack()