1 // SPDX-License-Identifier: GPL-2.0
9  * Added Linux support -miguel (weird, eh?, the original code was meant
51 	unsigned long reg_window = regs->u_regs[UREG_I6];  in regwindow32_get()
56 			return -EFAULT;  in regwindow32_get()
60 			return -EFAULT;  in regwindow32_get()
69 	unsigned long reg_window = regs->u_regs[UREG_I6];  in regwindow32_set()
74 			return -EFAULT;  in regwindow32_set()
78 			return -EFAULT;  in regwindow32_set()
87 	const struct pt_regs *regs = target->thread.kregs;  in genregs32_get()
93 	membuf_write(&to, regs->u_regs, 16 * sizeof(u32));  in genregs32_get()
97 		return -EFAULT;  in genregs32_get()
99 	membuf_store(&to, regs->psr);  in genregs32_get()
100 	membuf_store(&to, regs->pc);  in genregs32_get()
101 	membuf_store(&to, regs->npc);  in genregs32_get()
102 	membuf_store(&to, regs->y);  in genregs32_get()
111 	struct pt_regs *regs = target->thread.kregs;  in genregs32_set()
120 				 regs->u_regs,  in genregs32_set()
126 		return -EFAULT;  in genregs32_set()
133 		return -EFAULT;  in genregs32_set()
142 	regs->psr = (regs->psr & ~(PSR_ICC | PSR_SYSCALL)) |  in genregs32_set()
147 				 &regs->pc,  in genregs32_set()
152 				 &regs->npc,  in genregs32_set()
157 				 &regs->y,  in genregs32_set()
175 	membuf_write(&to, target->thread.float_regs, 32 * sizeof(u32));  in fpregs32_get()
177 	membuf_write(&to, &target->thread.fsr, sizeof(u32));  in fpregs32_get()
187 	unsigned long *fpregs = target->thread.float_regs;  in fpregs32_set()
203 					 &target->thread.fsr,  in fpregs32_set()
208 					  34 * sizeof(u32), -1);  in fpregs32_set()
214 	 * 	G0 --> G7
215 	 *	O0 --> O7
216 	 *	L0 --> L7
217 	 *	I0 --> I7
227 	 *	F0 --> F31
228 	 *	empty 32-bit word
229 	 *	FSR (32--bit word)
230 	 *	FPU QUEUE COUNT (8-bit char)
231 	 *	FPU QUEUE ENTRYSIZE (8-bit char)
232 	 *	FPU ENABLED (8-bit char)
233 	 *	empty 8-bit char
234 	 *	FPU QUEUE (64 32-bit ints)
248 	const struct pt_regs *regs = target->thread.kregs;  in getregs_get()
253 	membuf_store(&to, regs->psr);  in getregs_get()
254 	membuf_store(&to, regs->pc);  in getregs_get()
255 	membuf_store(&to, regs->npc);  in getregs_get()
256 	membuf_store(&to, regs->y);  in getregs_get()
257 	return membuf_write(&to, regs->u_regs + 1, 15 * sizeof(u32));  in getregs_get()
265 	struct pt_regs *regs = target->thread.kregs;  in setregs_set()
266 	u32 v[4];  in setregs_set()  local
273 				 v,  in setregs_set()
277 	regs->psr = (regs->psr & ~(PSR_ICC | PSR_SYSCALL)) |  in setregs_set()
278 		    (v[0] & (PSR_ICC | PSR_SYSCALL));  in setregs_set()
279 	regs->pc = v[1];  in setregs_set()
280 	regs->npc = v[2];  in setregs_set()
281 	regs->y = v[3];  in setregs_set()
283 				 regs->u_regs + 1,  in setregs_set()
284 				 4 * sizeof(u32) , 19 * sizeof(u32));  in setregs_set()
295 	membuf_write(&to, &target->thread.float_regs, 32 * sizeof(u32));  in getfpregs_get()
296 	membuf_write(&to, &target->thread.fsr, sizeof(u32));  in getfpregs_get()
305 	unsigned long *fpregs = target->thread.float_regs;  in setfpregs_set()
318 				 &target->thread.fsr,  in setfpregs_set()
325 		.n = 19, .size = sizeof(u32),
363 	unsigned long addr2 = current->thread.kregs->u_regs[UREG_I4];  in arch_ptrace()
377 					  19 * sizeof(u32),  in arch_ptrace()
385 					    19 * sizeof(u32),  in arch_ptrace()
413 			ret = -EIO;  in arch_ptrace()
423 			ret = -EIO;  in arch_ptrace()