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/*
* Copyright 2023 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 __UMC_V12_0_H__
#define __UMC_V12_0_H__
#include "soc15_common.h"
#include "amdgpu.h"
#define UMC_V12_0_NODE_DIST 0x40000000
#define UMC_V12_0_INST_DIST 0x40000
/* UMC register per channel offset */
#define UMC_V12_0_PER_CHANNEL_OFFSET 0x400
/* UMC cross node offset */
#define UMC_V12_0_CROSS_NODE_OFFSET 0x100000000
/* OdEccErrCnt max value */
#define UMC_V12_0_CE_CNT_MAX 0xffff
/* umc ce interrupt threshold */
#define UMC_V12_0_CE_INT_THRESHOLD 0xffff
/* umc ce count initial value */
#define UMC_V12_0_CE_CNT_INIT (UMC_V12_0_CE_CNT_MAX - UMC_V12_0_CE_INT_THRESHOLD)
/* number of umc channel instance with memory map register access */
#define UMC_V12_0_CHANNEL_INSTANCE_NUM 8
/* number of umc instance with memory map register access */
#define UMC_V12_0_UMC_INSTANCE_NUM 4
/* Total channel instances for all available umc nodes */
#define UMC_V12_0_TOTAL_CHANNEL_NUM(adev) \
(UMC_V12_0_CHANNEL_INSTANCE_NUM * (adev)->gmc.num_umc)
/* one piece of normalized address is mapped to 8 pieces of physical address */
#define UMC_V12_0_NA_MAP_PA_NUM 8
/* R13 bit shift should be considered, double the number */
#define UMC_V12_0_BAD_PAGE_NUM_PER_CHANNEL (UMC_V12_0_NA_MAP_PA_NUM * 2)
/* bank bits in MCA error address */
#define UMC_V12_0_MCA_B0_BIT 6
#define UMC_V12_0_MCA_B1_BIT 7
#define UMC_V12_0_MCA_B2_BIT 8
#define UMC_V12_0_MCA_B3_BIT 9
/* column bits in SOC physical address */
#define UMC_V12_0_PA_C2_BIT 15
#define UMC_V12_0_PA_C4_BIT 21
/* row bits in SOC physical address */
#define UMC_V12_0_PA_R13_BIT 35
/* channel index bits in SOC physical address */
#define UMC_V12_0_PA_CH4_BIT 12
#define UMC_V12_0_PA_CH5_BIT 13
#define UMC_V12_0_PA_CH6_BIT 14
/* bank hash settings */
#define UMC_V12_0_XOR_EN0 1
#define UMC_V12_0_XOR_EN1 1
#define UMC_V12_0_XOR_EN2 1
#define UMC_V12_0_XOR_EN3 1
#define UMC_V12_0_COL_XOR0 0x0
#define UMC_V12_0_COL_XOR1 0x0
#define UMC_V12_0_COL_XOR2 0x800
#define UMC_V12_0_COL_XOR3 0x1000
#define UMC_V12_0_ROW_XOR0 0x11111
#define UMC_V12_0_ROW_XOR1 0x22222
#define UMC_V12_0_ROW_XOR2 0x4444
#define UMC_V12_0_ROW_XOR3 0x8888
/* channel hash settings */
#define UMC_V12_0_HASH_4K 0
#define UMC_V12_0_HASH_64K 1
#define UMC_V12_0_HASH_2M 1
#define UMC_V12_0_HASH_1G 1
#define UMC_V12_0_HASH_1T 1
/* XOR some bits of PA into CH4~CH6 bits (bits 12~14 of PA),
* hash bit is only effective when related setting is enabled
*/
#define UMC_V12_0_CHANNEL_HASH_CH4(channel_idx, pa) ((((channel_idx) >> 5) & 0x1) ^ \
(((pa) >> 20) & 0x1ULL & UMC_V12_0_HASH_64K) ^ \
(((pa) >> 27) & 0x1ULL & UMC_V12_0_HASH_2M) ^ \
(((pa) >> 34) & 0x1ULL & UMC_V12_0_HASH_1G) ^ \
(((pa) >> 41) & 0x1ULL & UMC_V12_0_HASH_1T))
#define UMC_V12_0_CHANNEL_HASH_CH5(channel_idx, pa) ((((channel_idx) >> 6) & 0x1) ^ \
(((pa) >> 21) & 0x1ULL & UMC_V12_0_HASH_64K) ^ \
(((pa) >> 28) & 0x1ULL & UMC_V12_0_HASH_2M) ^ \
(((pa) >> 35) & 0x1ULL & UMC_V12_0_HASH_1G) ^ \
(((pa) >> 42) & 0x1ULL & UMC_V12_0_HASH_1T))
#define UMC_V12_0_CHANNEL_HASH_CH6(channel_idx, pa) ((((channel_idx) >> 4) & 0x1) ^ \
(((pa) >> 19) & 0x1ULL & UMC_V12_0_HASH_64K) ^ \
(((pa) >> 26) & 0x1ULL & UMC_V12_0_HASH_2M) ^ \
(((pa) >> 33) & 0x1ULL & UMC_V12_0_HASH_1G) ^ \
(((pa) >> 40) & 0x1ULL & UMC_V12_0_HASH_1T) ^ \
(((pa) >> 47) & 0x1ULL & UMC_V12_0_HASH_4K))
#define UMC_V12_0_SET_CHANNEL_HASH(channel_idx, pa) do { \
(pa) &= ~(0x7ULL << UMC_V12_0_PA_CH4_BIT); \
(pa) |= (UMC_V12_0_CHANNEL_HASH_CH4(channel_idx, pa) << UMC_V12_0_PA_CH4_BIT); \
(pa) |= (UMC_V12_0_CHANNEL_HASH_CH5(channel_idx, pa) << UMC_V12_0_PA_CH5_BIT); \
(pa) |= (UMC_V12_0_CHANNEL_HASH_CH6(channel_idx, pa) << UMC_V12_0_PA_CH6_BIT); \
} while (0)
bool umc_v12_0_is_uncorrectable_error(uint64_t mc_umc_status);
bool umc_v12_0_is_correctable_error(uint64_t mc_umc_status);
extern const uint32_t
umc_v12_0_channel_idx_tbl[]
[UMC_V12_0_UMC_INSTANCE_NUM]
[UMC_V12_0_CHANNEL_INSTANCE_NUM];
extern struct amdgpu_umc_ras umc_v12_0_ras;
#endif
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