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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=205.220.168.131; envelope-from=brian.cain@oss.qualcomm.com; helo=mx0a-0031df01.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @qualcomm.com) X-ZM-MESSAGEID: 1781156009495158500 Add the hexagon TLB device interface header. Reviewed-by: Pierrick Bouvier Signed-off-by: Brian Cain --- include/hw/hexagon/hexagon_tlb.h | 46 ++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 include/hw/hexagon/hexagon_tlb.h diff --git a/include/hw/hexagon/hexagon_tlb.h b/include/hw/hexagon/hexagon_= tlb.h new file mode 100644 index 00000000000..90d9ed84043 --- /dev/null +++ b/include/hw/hexagon/hexagon_tlb.h @@ -0,0 +1,46 @@ +/* + * Hexagon TLB QOM Device + * + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_HEXAGON_TLB_H +#define HW_HEXAGON_TLB_H + +#include "hw/core/sysbus.h" +#include "qom/object.h" +#include "exec/hwaddr.h" +#include "exec/mmu-access-type.h" +#include "monitor/monitor.h" +#define TYPE_HEXAGON_TLB "hexagon-tlb" +OBJECT_DECLARE_SIMPLE_TYPE(HexagonTLBState, HEXAGON_TLB) + +struct HexagonTLBState { + SysBusDevice parent_obj; + + uint32_t num_entries; + uint64_t *entries; +}; + +uint64_t hexagon_tlb_read(HexagonTLBState *tlb, uint32_t index); +void hexagon_tlb_write(HexagonTLBState *tlb, uint32_t index, uint64_t valu= e); + +bool hexagon_tlb_find_match(HexagonTLBState *tlb, uint32_t asid, + uint32_t VA, MMUAccessType access_type, + hwaddr *PA, int *prot, uint64_t *size, + int32_t *excp, int *cause_code, int mmu_idx); + +uint32_t hexagon_tlb_lookup(HexagonTLBState *tlb, uint32_t asid, + uint32_t VA, int *cause_code); + +int hexagon_tlb_check_overlap(HexagonTLBState *tlb, uint64_t entry, + uint64_t index); + +void hexagon_tlb_dump(Monitor *mon, HexagonTLBState *tlb); + +bool hexagon_tlb_dump_entry(Monitor *mon, uint64_t entry); + +uint32_t hexagon_tlb_get_num_entries(HexagonTLBState *tlb); + +#endif /* HW_HEXAGON_TLB_H */ --=20 2.34.1