/* SPDX-License-Identifier: MIT * Copyright 2014 Advanced Micro Devices, Inc. * Copyright 2022 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * */ #ifndef AMD_PM4_H #define AMD_PM4_H /* PM4 */ #define PACKET_TYPE0 0 #define PACKET_TYPE1 1 #define PACKET_TYPE2 2 #define PACKET_TYPE3 3 #define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3) #define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF) #define CP_PACKET0_GET_REG(h) ((h) & 0xFFFF) #define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF) #define PACKET0(reg, n) ((PACKET_TYPE0 << 30) | \ ((reg) & 0xFFFF) | \ ((n) & 0x3FFF) << 16) #define CP_PACKET2 0x80000000 #define PACKET2_PAD_SHIFT 0 #define PACKET2_PAD_MASK (0x3fffffff << 0) #define PACKET2(v) (CP_PACKET2 | REG_SET(PACKET2_PAD, (v))) #define PACKET3(op, n) ((PACKET_TYPE3 << 30) | \ (((op) & 0xFF) << 8) | \ ((n) & 0x3FFF) << 16) #define PACKET3_COMPUTE(op, n) PACKET3(op, n) | (1 << 1) /* Packet 3 types */ #define PACKET3_NOP 0x10 #define PACKET3_WRITE_DATA 0x37 #define WRITE_DATA_DST_SEL(x) ((x) << 8) /* 0 - register * 1 - memory (sync - via GRBM) * 2 - gl2 * 3 - gds * 4 - reserved * 5 - memory (async - direct) */ #define WR_ONE_ADDR (1 << 16) #define WR_CONFIRM (1 << 20) #define WRITE_DATA_CACHE_POLICY(x) ((x) << 25) /* 0 - LRU * 1 - Stream */ #define WRITE_DATA_ENGINE_SEL(x) ((x) << 30) /* 0 - me * 1 - pfp * 2 - ce */ #define PACKET3_DMA_DATA 0x50 /* 1. header * 2. CONTROL * 3. SRC_ADDR_LO or DATA [31:0] * 4. SRC_ADDR_HI [31:0] * 5. DST_ADDR_LO [31:0] * 6. DST_ADDR_HI [7:0] * 7. COMMAND [30:21] | BYTE_COUNT [20:0] */ /* CONTROL */ # define PACKET3_DMA_DATA_ENGINE(x) ((x) << 0) /* 0 - ME * 1 - PFP */ # define PACKET3_DMA_DATA_SRC_CACHE_POLICY(x) ((x) << 13) /* 0 - LRU * 1 - Stream * 2 - Bypass */ # define PACKET3_DMA_DATA_SRC_VOLATILE (1 << 15) # define PACKET3_DMA_DATA_DST_SEL(x) ((x) << 20) /* 0 - DST_ADDR using DAS * 1 - GDS * 3 - DST_ADDR using L2 */ # define PACKET3_DMA_DATA_DST_CACHE_POLICY(x) ((x) << 25) /* 0 - LRU * 1 - Stream * 2 - Bypass */ # define PACKET3_DMA_DATA_DST_VOLATILE (1 << 27) # define PACKET3_DMA_DATA_SRC_SEL(x) ((x) << 29) /* 0 - SRC_ADDR using SAS * 1 - GDS * 2 - DATA * 3 - SRC_ADDR using L2 */ # define PACKET3_DMA_DATA_CP_SYNC (1 << 31) /* COMMAND */ # define PACKET3_DMA_DATA_DIS_WC (1 << 21) # define PACKET3_DMA_DATA_CMD_SRC_SWAP(x) ((x) << 22) /* 0 - none * 1 - 8 in 16 * 2 - 8 in 32 * 3 - 8 in 64 */ # define PACKET3_DMA_DATA_CMD_DST_SWAP(x) ((x) << 24) /* 0 - none * 1 - 8 in 16 * 2 - 8 in 32 * 3 - 8 in 64 */ # define PACKET3_DMA_DATA_CMD_SAS (1 << 26) /* 0 - memory * 1 - register */ # define PACKET3_DMA_DATA_CMD_DAS (1 << 27) /* 0 - memory * 1 - register */ # define PACKET3_DMA_DATA_CMD_SAIC (1 << 28) # define PACKET3_DMA_DATA_CMD_DAIC (1 << 29) # define PACKET3_DMA_DATA_CMD_RAW_WAIT (1 << 30) #define PACKET3_ATOMIC_MEM 0x1E #define TC_OP_ATOMIC_CMPSWAP_RTN_32 0x00000008 #define ATOMIC_MEM_COMMAND(x) ((x) << 8) /* 0 - single_pass_atomic. * 1 - loop_until_compare_satisfied. */ #define ATOMIC_MEM_CACHEPOLICAY(x) ((x) << 25) /* 0 - lru. * 1 - stream. */ #define ATOMIC_MEM_ENGINESEL(x) ((x) << 30) /* 0 - micro_engine.*/ #define PKT3_CONTEXT_CONTROL 0x28 #define CONTEXT_CONTROL_LOAD_ENABLE(x) (((unsigned)(x) & 0x1) << 31) #define CONTEXT_CONTROL_LOAD_CE_RAM(x) (((unsigned)(x) & 0x1) << 28) #define CONTEXT_CONTROL_SHADOW_ENABLE(x) (((unsigned)(x) & 0x1) << 31) #define PKT3_CLEAR_STATE 0x12 #define PKT3_SET_SH_REG 0x76 #define PKT3_SET_SH_REG_INDEX 0x9B #define PACKET3_DISPATCH_DIRECT 0x15 #define PACKET3_EVENT_WRITE 0x46 #define PACKET3_ACQUIRE_MEM 0x58 #define PACKET3_SET_CONTEXT_REG 0x69 #define PACKET3_SET_UCONFIG_REG 0x79 #define PACKET3_DRAW_INDEX_AUTO 0x2D #define PACKET3_WAIT_REG_MEM 0x3C #define WAIT_REG_MEM_FUNCTION(x) ((x) << 0) /* 0 - always * 1 - < * 2 - <= * 3 - == * 4 - != * 5 - >= * 6 - > */ #define WAIT_REG_MEM_MEM_SPACE(x) ((x) << 4) /* 0 - reg * 1 - mem */ #define WAIT_REG_MEM_OPERATION(x) ((x) << 6) /* 0 - wait_reg_mem * 1 - wr_wait_wr_reg */ #define WAIT_REG_MEM_ENGINE(x) ((x) << 8) /* 0 - me * 1 - pfp */ #define PACKET3_INDIRECT_BUFFER 0x3F #define PACKET3_PROTECTED_FENCE_SIGNAL 0xd0 #define PACKET3_WRITE_DATA 0x37 #define WRITE_DATA_DST_SEL(x) ((x) << 8) /* 0 - register * 1 - memory (sync - via GRBM) * 2 - gl2 * 3 - gds * 4 - reserved * 5 - memory (async - direct) */ #define WR_ONE_ADDR (1 << 16) #define WR_CONFIRM (1 << 20) #define WRITE_DATA_CACHE_POLICY(x) ((x) << 25) /* 0 - LRU * 1 - Stream */ #define WRITE_DATA_ENGINE_SEL(x) ((x) << 30) /* 0 - me * 1 - pfp * 2 - ce */ /* GMC registers */ #define mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR 0x54f #define GFX_COMPUTE_NOP 0xffff1000 #define PACKET3_SET_CE_DE_COUNTERS 0x89 #define PACKET3_INCREMENT_CE_COUNTER 0x84 #define PACKET3_WAIT_ON_CE_COUNTER 0x86 #endif