QTechOS/kernel/drivers/opensbi/extensions/rfence.cpp

#include "opensbi/extensions/rfence.h"

namespace drivers {
namespace opensbi::rfence {

    namespace {
        enum class ExtensionId {
            RFENCE = 0x52464E43
        };

        enum class FunctionId {
            REMOTE_FENCE_I,
            REMOTE_SFENCE_VMA,
            REMOTE_SFENCE_VMA_ASID,
            REMOTE_HFENCE_GVMA_VMID,
            REMOTE_HFENCE_GVMA,
            REMOTE_HFENCE_VVMA_ASID,
            REMOTE_HFENCE_VVMA
        };
    }

    SbiRet remote_fence_i(HartMask hart_mask) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_FENCE_I),
            hart_mask.mask,
            hart_mask.base);
    }

    SbiRet remote_sfence_vma(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_SFENCE_VMA),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size);
    }

    SbiRet remote_sfence_vma_asid(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size,
            unsigned long asid) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_SFENCE_VMA_ASID),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size,
            asid);
    }

    SbiRet remote_hfence_gvma_vmid(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size,
            unsigned long vmid) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_HFENCE_GVMA_VMID),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size,
            vmid);
    }

    SbiRet remote_hfence_gvma(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_HFENCE_GVMA),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size);
    }

    SbiRet remote_hfence_vvma_asid(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size,
            unsigned long asid) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_HFENCE_VVMA_ASID),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size,
            asid);
    }

    SbiRet remote_hfence_vvma(
            HartMask hart_mask,
            unsigned long start_addr,
            unsigned long size) {
        return ecall(
            static_cast<sbiword_t>(ExtensionId::RFENCE),
            static_cast<sbiword_t>(FunctionId::REMOTE_HFENCE_VVMA),
            hart_mask.mask,
            hart_mask.base,
            start_addr,
            size);
    }

}  // End namespace opensbi::rfence
}  // End namespace drivers