25 #include <kernel/thread.h>
151 static void init_regs(struct thread_ctx *thread, uint32_t a0, uint32_t a1,  in init_regs()  argument
155 	thread->regs.pc = (uint32_t)pc;  in init_regs()
161 	thread->regs.cpsr = read_cpsr() & ARM32_CPSR_E;  in init_regs()
162 	thread->regs.cpsr |= CPSR_MODE_SVC | CPSR_A |  in init_regs()
165 	if (thread->regs.pc & 1)  in init_regs()
166 		thread->regs.cpsr |= CPSR_T;  in init_regs()
168 	thread->regs.svc_sp = thread->stack_va_end;  in init_regs()
172 	 * arguments appear in r0-r7 when thread is started.  in init_regs()
174 	thread->regs.r0 = a0;  in init_regs()
175 	thread->regs.r1 = a1;  in init_regs()
176 	thread->regs.r2 = a2;  in init_regs()
177 	thread->regs.r3 = a3;  in init_regs()
178 	thread->regs.r4 = a4;  in init_regs()
179 	thread->regs.r5 = a5;  in init_regs()
180 	thread->regs.r6 = a6;  in init_regs()
181 	thread->regs.r7 = a7;  in init_regs()
186 static void init_regs(struct thread_ctx *thread, uint32_t a0, uint32_t a1,  in init_regs()  argument
190 	thread->regs.pc = (uint64_t)pc;  in init_regs()
196 	thread->regs.cpsr = SPSR_64(SPSR_64_MODE_EL1, SPSR_64_MODE_SP_EL0,  in init_regs()
199 	thread->regs.sp = thread->stack_va_end;  in init_regs()
203 	 * arguments appear in x0-x7 when thread is started.  in init_regs()
205 	thread->regs.x[0] = a0;  in init_regs()
206 	thread->regs.x[1] = a1;  in init_regs()
207 	thread->regs.x[2] = a2;  in init_regs()
208 	thread->regs.x[3] = a3;  in init_regs()
209 	thread->regs.x[4] = a4;  in init_regs()
210 	thread->regs.x[5] = a5;  in init_regs()
211 	thread->regs.x[6] = a6;  in init_regs()
212 	thread->regs.x[7] = a7;  in init_regs()
215 	thread->regs.x[29] = 0;  in init_regs()
288 	 * r0-r3 when thread is resumed.  in copy_a0_to_a3()
303 	 * x0-x3 when thread is resumed.  in copy_a0_to_a3()
795 		 * thread was using the VFP state.  in thread_kernel_enable_vfp()
1027 	 * We're using the per thread location of saved context registers  in thread_enter_user_mode()