70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2023 Intel Corporation
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*/
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#ifndef _XE_MI_COMMANDS_H_
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#define _XE_MI_COMMANDS_H_
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#include "instructions/xe_instr_defs.h"
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/*
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* MI (Memory Interface) commands are supported by all GT engines. They
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* provide general memory operations and command streamer control. MI commands
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* have a command type of 0x0 (MI_COMMAND) in bits 31:29 of the instruction
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* header dword and a specific MI opcode in bits 28:23.
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*/
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#define MI_OPCODE REG_GENMASK(28, 23)
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#define MI_SUBOPCODE REG_GENMASK(22, 17) /* used with MI_EXPANSION */
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#define __MI_INSTR(opcode) \
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(XE_INSTR_MI | REG_FIELD_PREP(MI_OPCODE, opcode))
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#define MI_NOOP __MI_INSTR(0x0)
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#define MI_USER_INTERRUPT __MI_INSTR(0x2)
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#define MI_ARB_CHECK __MI_INSTR(0x5)
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#define MI_ARB_ON_OFF __MI_INSTR(0x8)
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#define MI_ARB_ENABLE REG_BIT(0)
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#define MI_ARB_DISABLE 0x0
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#define MI_BATCH_BUFFER_END __MI_INSTR(0xA)
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#define MI_TOPOLOGY_FILTER __MI_INSTR(0xD)
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#define MI_FORCE_WAKEUP __MI_INSTR(0x1D)
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#define MI_STORE_DATA_IMM __MI_INSTR(0x20)
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#define MI_SDI_GGTT REG_BIT(22)
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#define MI_SDI_LEN_DW GENMASK(9, 0)
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#define MI_SDI_NUM_DW(x) REG_FIELD_PREP(MI_SDI_LEN_DW, (x) + 3 - 2)
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#define MI_SDI_NUM_QW(x) (REG_FIELD_PREP(MI_SDI_LEN_DW, 2 * (x) + 3 - 2) | \
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REG_BIT(21))
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#define MI_LOAD_REGISTER_IMM __MI_INSTR(0x22)
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#define MI_LRI_LRM_CS_MMIO REG_BIT(19)
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#define MI_LRI_MMIO_REMAP_EN REG_BIT(17)
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#define MI_LRI_NUM_REGS(x) XE_INSTR_NUM_DW(2 * (x) + 1)
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#define MI_LRI_FORCE_POSTED REG_BIT(12)
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#define MI_LRI_LEN(x) (((x) & 0xff) + 1)
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#define MI_FLUSH_DW __MI_INSTR(0x26)
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#define MI_FLUSH_DW_STORE_INDEX REG_BIT(21)
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#define MI_INVALIDATE_TLB REG_BIT(18)
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#define MI_FLUSH_DW_CCS REG_BIT(16)
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#define MI_FLUSH_DW_OP_STOREDW REG_BIT(14)
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#define MI_FLUSH_DW_LEN_DW REG_GENMASK(5, 0)
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#define MI_FLUSH_IMM_DW REG_FIELD_PREP(MI_FLUSH_DW_LEN_DW, 4 - 2)
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#define MI_FLUSH_IMM_QW REG_FIELD_PREP(MI_FLUSH_DW_LEN_DW, 5 - 2)
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#define MI_FLUSH_DW_USE_GTT REG_BIT(2)
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#define MI_LOAD_REGISTER_MEM (__MI_INSTR(0x29) | XE_INSTR_NUM_DW(4))
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#define MI_LRM_USE_GGTT REG_BIT(22)
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#define MI_COPY_MEM_MEM (__MI_INSTR(0x2e) | XE_INSTR_NUM_DW(5))
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#define MI_COPY_MEM_MEM_SRC_GGTT REG_BIT(22)
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#define MI_COPY_MEM_MEM_DST_GGTT REG_BIT(21)
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#define MI_BATCH_BUFFER_START __MI_INSTR(0x31)
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#endif
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