7d0670f441
In XGMI configuration, the FB region covers vram region from peer device, adjust system aperture to cover all of them Signed-off-by: Le Ma <le.ma@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
511 lines
18 KiB
C
511 lines
18 KiB
C
/*
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* Copyright 2018 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "amdgpu.h"
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#include "mmhub_v9_4.h"
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#include "mmhub/mmhub_9_4_1_offset.h"
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#include "mmhub/mmhub_9_4_1_sh_mask.h"
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#include "mmhub/mmhub_9_4_1_default.h"
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#include "athub/athub_1_0_offset.h"
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#include "athub/athub_1_0_sh_mask.h"
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#include "vega10_enum.h"
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#include "soc15_common.h"
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#define MMHUB_NUM_INSTANCES 2
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#define MMHUB_INSTANCE_REGISTER_OFFSET 0x3000
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u64 mmhub_v9_4_get_fb_location(struct amdgpu_device *adev)
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{
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/* The base should be same b/t 2 mmhubs on Acrturus. Read one here. */
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u64 base = RREG32_SOC15(MMHUB, 0, mmVMSHAREDVC0_MC_VM_FB_LOCATION_BASE);
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base &= VMSHAREDVC0_MC_VM_FB_LOCATION_BASE__FB_BASE_MASK;
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base <<= 24;
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return base;
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}
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void mmhub_v9_4_setup_vm_pt_regs(struct amdgpu_device *adev, int hubid,
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uint32_t vmid, uint64_t value)
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{
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/* two registers distance between mmVML2VC0_VM_CONTEXT0_* to
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* mmVML2VC0_VM_CONTEXT1_*
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*/
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int dist = mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_BASE_ADDR_LO32
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- mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32;
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
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dist * vmid + hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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lower_32_bits(value));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
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dist * vmid + hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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upper_32_bits(value));
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}
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static void mmhub_v9_4_init_gart_aperture_regs(struct amdgpu_device *adev,
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int hubid)
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{
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uint64_t pt_base = amdgpu_gmc_pd_addr(adev->gart.bo);
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mmhub_v9_4_setup_vm_pt_regs(adev, hubid, 0, pt_base);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(adev->gmc.gart_start >> 12));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(adev->gmc.gart_start >> 44));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(adev->gmc.gart_end >> 12));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(adev->gmc.gart_end >> 44));
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}
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static void mmhub_v9_4_init_system_aperture_regs(struct amdgpu_device *adev,
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int hubid)
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{
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uint64_t value;
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uint32_t tmp;
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/* Program the AGP BAR */
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_BASE,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_TOP,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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adev->gmc.agp_end >> 24);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_AGP_BOT,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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adev->gmc.agp_start >> 24);
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/* Program the system aperture low logical page number. */
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_LOW_ADDR,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
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/* Set default page address. */
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value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
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adev->vm_manager.vram_base_offset;
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(value >> 12));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(value >> 44));
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/* Program "protection fault". */
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)(adev->dummy_page_addr >> 12));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
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(u32)((u64)adev->dummy_page_addr >> 44));
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
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ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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}
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static void mmhub_v9_4_init_tlb_regs(struct amdgpu_device *adev, int hubid)
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{
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uint32_t tmp;
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/* Setup TLB control */
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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ENABLE_L1_TLB, 1);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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SYSTEM_ACCESS_MODE, 3);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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ENABLE_ADVANCED_DRIVER_MODEL, 1);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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ECO_BITS, 0);
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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MTYPE, MTYPE_UC);/* XXX for emulation. */
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tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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ATC_EN, 1);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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}
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static void mmhub_v9_4_init_cache_regs(struct amdgpu_device *adev, int hubid)
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{
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uint32_t tmp;
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/* Setup L2 cache */
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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ENABLE_L2_CACHE, 1);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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ENABLE_L2_FRAGMENT_PROCESSING, 1);
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/* XXX for emulation, Refer to closed source code.*/
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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L2_PDE0_CACHE_TAG_GENERATION_MODE, 0);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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PDE_FAULT_CLASSIFICATION, 0);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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CONTEXT1_IDENTITY_ACCESS_MODE, 1);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
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IDENTITY_MODE_FRAGMENT_SIZE, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL2,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL2,
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INVALIDATE_ALL_L1_TLBS, 1);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL2,
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INVALIDATE_L2_CACHE, 1);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL2,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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tmp = mmVML2PF0_VM_L2_CNTL3_DEFAULT;
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL3,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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tmp = mmVML2PF0_VM_L2_CNTL4_DEFAULT;
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL4,
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VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
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tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL4,
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VMC_TAP_PTE_REQUEST_PHYSICAL, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL4,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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}
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static void mmhub_v9_4_enable_system_domain(struct amdgpu_device *adev,
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int hubid)
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{
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uint32_t tmp;
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
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}
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static void mmhub_v9_4_disable_identity_aperture(struct amdgpu_device *adev,
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int hubid)
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{
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0XFFFFFFFF);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0x0000000F);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2PF0_VM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
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}
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static void mmhub_v9_4_setup_vmid_config(struct amdgpu_device *adev, int hubid)
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{
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uint32_t tmp;
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int i;
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for (i = 0; i <= 14; i++) {
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT1_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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ENABLE_CONTEXT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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PAGE_TABLE_DEPTH,
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adev->vm_manager.num_level);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT,
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1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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PAGE_TABLE_BLOCK_SIZE,
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adev->vm_manager.block_size - 9);
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/* Send no-retry XNACK on fault to suppress VM fault storm. */
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tmp = REG_SET_FIELD(tmp, VML2VC0_VM_CONTEXT1_CNTL,
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RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT1_CNTL,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i,
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tmp);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i*2, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i*2, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i*2,
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lower_32_bits(adev->vm_manager.max_pfn - 1));
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + i*2,
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upper_32_bits(adev->vm_manager.max_pfn - 1));
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}
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}
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static void mmhub_v9_4_program_invalidation(struct amdgpu_device *adev,
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int hubid)
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{
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unsigned i;
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for (i = 0; i < 18; ++i) {
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + 2 * i,
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0xffffffff);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVML2VC0_VM_INVALIDATE_ENG0_ADDR_RANGE_HI32,
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hubid * MMHUB_INSTANCE_REGISTER_OFFSET + 2 * i,
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0x1f);
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}
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}
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int mmhub_v9_4_gart_enable(struct amdgpu_device *adev)
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{
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int i;
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for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
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if (amdgpu_sriov_vf(adev)) {
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/*
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* MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase
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* they are VF copy registers so vbios post doesn't
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* program them, for SRIOV driver need to program them
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*/
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDVC0_MC_VM_FB_LOCATION_BASE,
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i * MMHUB_INSTANCE_REGISTER_OFFSET,
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adev->gmc.vram_start >> 24);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmVMSHAREDVC0_MC_VM_FB_LOCATION_TOP,
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i * MMHUB_INSTANCE_REGISTER_OFFSET,
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adev->gmc.vram_end >> 24);
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}
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/* GART Enable. */
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mmhub_v9_4_init_gart_aperture_regs(adev, i);
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mmhub_v9_4_init_system_aperture_regs(adev, i);
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mmhub_v9_4_init_tlb_regs(adev, i);
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mmhub_v9_4_init_cache_regs(adev, i);
|
|
|
|
mmhub_v9_4_enable_system_domain(adev, i);
|
|
mmhub_v9_4_disable_identity_aperture(adev, i);
|
|
mmhub_v9_4_setup_vmid_config(adev, i);
|
|
mmhub_v9_4_program_invalidation(adev, i);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void mmhub_v9_4_gart_disable(struct amdgpu_device *adev)
|
|
{
|
|
u32 tmp;
|
|
u32 i, j;
|
|
|
|
for (j = 0; j < MMHUB_NUM_INSTANCES; j++) {
|
|
/* Disable all tables */
|
|
for (i = 0; i < 16; i++)
|
|
WREG32_SOC15_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_CONTEXT0_CNTL,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET +
|
|
i, 0);
|
|
|
|
/* Setup TLB control */
|
|
tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
|
|
mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET);
|
|
tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
|
|
ENABLE_L1_TLB, 0);
|
|
tmp = REG_SET_FIELD(tmp,
|
|
VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
|
|
ENABLE_ADVANCED_DRIVER_MODEL, 0);
|
|
WREG32_SOC15_OFFSET(MMHUB, 0,
|
|
mmVMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
|
|
|
|
/* Setup L2 cache */
|
|
tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
|
|
ENABLE_L2_CACHE, 0);
|
|
WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
|
|
WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_CNTL3,
|
|
j * MMHUB_INSTANCE_REGISTER_OFFSET, 0);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* mmhub_v1_0_set_fault_enable_default - update GART/VM fault handling
|
|
*
|
|
* @adev: amdgpu_device pointer
|
|
* @value: true redirects VM faults to the default page
|
|
*/
|
|
void mmhub_v9_4_set_fault_enable_default(struct amdgpu_device *adev, bool value)
|
|
{
|
|
u32 tmp;
|
|
int i;
|
|
|
|
for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
|
|
tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
|
|
mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE0_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE1_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE2_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp,
|
|
VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
TRANSLATE_FURTHER_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
NACK_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
VALID_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
READ_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
WRITE_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
if (!value) {
|
|
tmp = REG_SET_FIELD(tmp,
|
|
VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
CRASH_ON_NO_RETRY_FAULT, 1);
|
|
tmp = REG_SET_FIELD(tmp,
|
|
VML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
CRASH_ON_RETRY_FAULT, 1);
|
|
}
|
|
|
|
WREG32_SOC15_OFFSET(MMHUB, 0,
|
|
mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL,
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
|
|
}
|
|
}
|
|
|
|
void mmhub_v9_4_init(struct amdgpu_device *adev)
|
|
{
|
|
struct amdgpu_vmhub *hub[MMHUB_NUM_INSTANCES] =
|
|
{&adev->vmhub[AMDGPU_MMHUB_0], &adev->vmhub[AMDGPU_MMHUB_1]};
|
|
int i;
|
|
|
|
for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
|
|
hub[i]->ctx0_ptb_addr_lo32 =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->ctx0_ptb_addr_hi32 =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->vm_inv_eng0_req =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_INVALIDATE_ENG0_REQ) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->vm_inv_eng0_ack =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_INVALIDATE_ENG0_ACK) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->vm_context0_cntl =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2VC0_VM_CONTEXT0_CNTL) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->vm_l2_pro_fault_status =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2PF0_VM_L2_PROTECTION_FAULT_STATUS) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
hub[i]->vm_l2_pro_fault_cntl =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL) +
|
|
i * MMHUB_INSTANCE_REGISTER_OFFSET;
|
|
}
|
|
}
|