1 // SPDX-License-Identifier: GPL-2.0-only
22 			   unsigned long start, unsigned long size,
45 	ret.value = a1;  in sbi_ecall()
57 		return -EPERM;  in sbi_err_map_linux_errno()
59 		return -EINVAL;  in sbi_err_map_linux_errno()
61 		return -EFAULT;  in sbi_err_map_linux_errno()
65 		return -ENOTSUPP;  in sbi_err_map_linux_errno()
77 	 * There is no maximum hartid concept in RISC-V and NR_CPUS must not be  in __sbi_v01_cpumask_to_hartmask()
96  * sbi_console_putchar() - Writes given character to the console device.
108  * sbi_console_getchar() - Reads a byte from console device.
110  * Returns the value read from console.
123  * sbi_shutdown() - Remove all the harts from executing supervisor code.
134  * __sbi_set_timer_v01() - Program the timer for next timer event.
135  * @stime_value: The value after which next timer event should fire.
158 			    unsigned long start, unsigned long size,  in __sbi_rfence_v01()  argument
176 			  (unsigned long)&hart_mask, start, size,  in __sbi_rfence_v01()
181 			  (unsigned long)&hart_mask, start, size,  in __sbi_rfence_v01()
186 		result = -EINVAL;  in __sbi_rfence_v01()
210 			    unsigned long start, unsigned long size,  in __sbi_rfence_v01()  argument
248 				 unsigned long hbase, unsigned long start,  in __sbi_rfence_v02_call()  argument
261 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
265 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
270 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
274 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
278 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
282 		ret = sbi_ecall(ext, fid, hmask, hbase, start,  in __sbi_rfence_v02_call()
288 		result = -EINVAL;  in __sbi_rfence_v02_call()
301 			    unsigned long start, unsigned long size,  in __sbi_rfence_v02()  argument
316 						hbase, start, size, arg4, arg5);  in __sbi_rfence_v02()
322 				hmask <<= hbase - hartid;  in __sbi_rfence_v02()
332 		hmask |= BIT(hartid - hbase);  in __sbi_rfence_v02()
337 					       start, size, arg4, arg5);  in __sbi_rfence_v02()
346  * sbi_set_timer() - Program the timer for next timer event.
347  * @stime_value: The value after which next timer event should fire.
357  * sbi_send_ipi() - Send an IPI to any hart.
367  * sbi_remote_fence_i() - Execute FENCE.I instruction on given remote harts.
380  * sbi_remote_sfence_vma() - Execute SFENCE.VMA instructions on given remote
383  * @start: Start of the virtual address
389 			   unsigned long start,  in sbi_remote_sfence_vma()  argument
393 			    cpu_mask, start, size, 0, 0);  in sbi_remote_sfence_vma()
398  * sbi_remote_sfence_vma_asid() - Execute SFENCE.VMA instructions on given
402  * @start: Start of the virtual address
404  * @asid: The value of address space identifier (ASID).
409 				unsigned long start,  in sbi_remote_sfence_vma_asid()  argument
414 			    cpu_mask, start, size, asid, 0);  in sbi_remote_sfence_vma_asid()
419  * sbi_remote_hfence_gvma() - Execute HFENCE.GVMA instructions on given remote
422  * @start: Start of the guest physical address
428 			   unsigned long start,  in sbi_remote_hfence_gvma()  argument
432 			    cpu_mask, start, size, 0, 0);  in sbi_remote_hfence_gvma()
437  * sbi_remote_hfence_gvma_vmid() - Execute HFENCE.GVMA instructions on given
441  * @start: Start of the guest physical address
443  * @vmid: The value of guest ID (VMID).
448 				unsigned long start,  in sbi_remote_hfence_gvma_vmid()  argument
453 			    cpu_mask, start, size, vmid, 0);  in sbi_remote_hfence_gvma_vmid()
458  * sbi_remote_hfence_vvma() - Execute HFENCE.VVMA instructions on given remote
461  * @start: Start of the current guest virtual address
467 			   unsigned long start,  in sbi_remote_hfence_vvma()  argument
471 			    cpu_mask, start, size, 0, 0);  in sbi_remote_hfence_vvma()
476  * sbi_remote_hfence_vvma_asid() - Execute HFENCE.VVMA instructions on given
481  * @start: Start of the current guest virtual address
483  * @asid: The value of address space identifier (ASID).
488 				unsigned long start,  in sbi_remote_hfence_vvma_asid()  argument
493 			    cpu_mask, start, size, asid, 0);  in sbi_remote_hfence_vvma_asid()
524  * sbi_probe_extension() - Check if an SBI extension ID is supported or not.
527  * Return: 1 or an extension specific nonzero value if yes, 0 otherwise.
536 		return ret.value;  in sbi_probe_extension()
548 		return ret.value;  in __sbi_base_ecall()