Module sbi::rfence

source · [−]
Expand description

RFENCE extension

Constants

EXTENSION_ID

The RFENCE extension ID

Functions

remote_fence_i

Instructs the given harts to execute a FENCE.I instruction.

remote_hfence_gvma

Instructs the given harts to execute a HFENCE.GVMA for the region contained by start_addr and size. Only valid on harts which support the hypervisor extension. size is the size in bytes of the memory region for which an HFENCE.GVMA will be executed.

remote_hfence_gvma_vmid

Instructs the given harts to execute a HFENCE.GVMA for the region contained by start_addr and size, only covering the provided VMID. Only valid on harts which support the hypervisor extension. size is the size in bytes of the memory region for which an HFENCE.GVMA will be executed.

remote_hfence_vvma

Instructs the given harts to execute a HFENCE.VVMA for the region contained by start_addr and size for the current VMID of the calling hart. Only valid on harts which support the hypervisor extension.size is the size in bytes of the memory region for which an HFENCE.VVMA will be executed.

remote_hfence_vvma_asid

Instructs the given harts to execute a HFENCE.VVMA for the region contained by start_addr and size for the current VMID of the calling hart, and the given ASID. Only valid on harts which support the hypervisor extension. size is the size in bytes of the memory region for which an HFENCE.VVMA will be executed.

remote_sfence_vma

Instructs the given harts to execute a SFENCE.VMA for the region contained by start_addr and size. size is the size in bytes of the memory region for which an SFENCE.VMA will be executed.

remote_sfence_vma_asid

Instructs the given harts to execute a SFENCE.VMA for the region contained by start_addr and size, only covering the provided ASID. size is the size in bytes of the memory region for which an SFENCE.VMA will be executed.