1 // SPDX-License-Identifier: GPL-2.0-only
24 			   unsigned long start, unsigned long size,
34 	 * There is no maximum hartid concept in RISC-V and NR_CPUS must not be  in __sbi_v01_cpumask_to_hartmask()
53  * sbi_console_putchar() - Writes given character to the console device.
65  * sbi_console_getchar() - Reads a byte from console device.
67  * Returns the value read from console.
80  * sbi_shutdown() - Remove all the harts from executing supervisor code.
91  * __sbi_set_timer_v01() - Program the timer for next timer event.
92  * @stime_value: The value after which next timer event should fire.
115 			    unsigned long start, unsigned long size,  in __sbi_rfence_v01()  argument
133 			  (unsigned long)&hart_mask, start, size,  in __sbi_rfence_v01()
138 			  (unsigned long)&hart_mask, start, size,  in __sbi_rfence_v01()
143 		result = -EINVAL;  in __sbi_rfence_v01()
167 			    unsigned long start, unsigned long size,  in __sbi_rfence_v01()  argument
205 				 unsigned long hbase, unsigned long start,  in __sbi_rfence_v02_call()  argument
218 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
222 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
227 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
231 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
235 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
239 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
245 		result = -EINVAL;  in __sbi_rfence_v02_call()
258 			    unsigned long start, unsigned long size,  in __sbi_rfence_v02()  argument
273 						hbase, start, size, arg4, arg5);  in __sbi_rfence_v02()
279 				hmask <<= hbase - hartid;  in __sbi_rfence_v02()
289 		hmask |= BIT(hartid - hbase);  in __sbi_rfence_v02()
294 					       start, size, arg4, arg5);  in __sbi_rfence_v02()
303  * sbi_set_timer() - Program the timer for next timer event.
304  * @stime_value: The value after which next timer event should fire.
314  * sbi_send_ipi() - Send an IPI to any hart.
324  * sbi_remote_fence_i() - Execute FENCE.I instruction on given remote harts.
337  * sbi_remote_sfence_vma_asid() - Execute SFENCE.VMA instructions on given
341  * @start: Start of the virtual address
343  * @asid: The value of address space identifier (ASID), or FLUSH_TLB_NO_ASID
349 				unsigned long start,  in sbi_remote_sfence_vma_asid()  argument
355 				    cpu_mask, start, size, 0, 0);  in sbi_remote_sfence_vma_asid()
358 				    cpu_mask, start, size, asid, 0);  in sbi_remote_sfence_vma_asid()
363  * sbi_remote_hfence_gvma() - Execute HFENCE.GVMA instructions on given remote
366  * @start: Start of the guest physical address
372 			   unsigned long start,  in sbi_remote_hfence_gvma()  argument
376 			    cpu_mask, start, size, 0, 0);  in sbi_remote_hfence_gvma()
381  * sbi_remote_hfence_gvma_vmid() - Execute HFENCE.GVMA instructions on given
385  * @start: Start of the guest physical address
387  * @vmid: The value of guest ID (VMID).
392 				unsigned long start,  in sbi_remote_hfence_gvma_vmid()  argument
397 			    cpu_mask, start, size, vmid, 0);  in sbi_remote_hfence_gvma_vmid()
402  * sbi_remote_hfence_vvma() - Execute HFENCE.VVMA instructions on given remote
405  * @start: Start of the current guest virtual address
411 			   unsigned long start,  in sbi_remote_hfence_vvma()  argument
415 			    cpu_mask, start, size, 0, 0);  in sbi_remote_hfence_vvma()
420  * sbi_remote_hfence_vvma_asid() - Execute HFENCE.VVMA instructions on given
425  * @start: Start of the current guest virtual address
427  * @asid: The value of address space identifier (ASID).
432 				unsigned long start,  in sbi_remote_hfence_vvma_asid()  argument
437 			    cpu_mask, start, size, asid, 0);  in sbi_remote_hfence_vvma_asid()
468  * sbi_probe_extension() - Check if an SBI extension ID is supported or not.
471  * Return: 1 or an extension specific nonzero value if yes, 0 otherwise.
480 		return ret.value;  in sbi_probe_extension()
527 		return -EOPNOTSUPP;  in sbi_debug_console_write()
535 		num_bytes = PAGE_SIZE - offset_in_page(bytes);  in sbi_debug_console_write()
546 		return -EIO;  in sbi_debug_console_write()
547 	return ret.error ? sbi_err_map_linux_errno(ret.error) : ret.value;  in sbi_debug_console_write()
556 		return -EOPNOTSUPP;  in sbi_debug_console_read()
564 		num_bytes = PAGE_SIZE - offset_in_page(bytes);  in sbi_debug_console_read()
575 		return -EIO;  in sbi_debug_console_read()
576 	return ret.error ? sbi_err_map_linux_errno(ret.error) : ret.value;  in sbi_debug_console_read()