| /* Copyright 2013-2014 IBM Corp. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __NX_H |
| #define __NX_H |
| |
| /*************************************/ |
| /* Register addresses and bit fields */ |
| /*************************************/ |
| |
| #define NX_P7_SAT(sat, offset) XSCOM_SAT(0x1, sat, offset) |
| #define NX_P8_SAT(sat, offset) XSCOM_SAT(0xc, sat, offset) |
| |
| /* Random Number Generator */ |
| #define NX_P7_RNG_BAR NX_P7_SAT(0x2, 0x0c) |
| #define NX_P8_RNG_BAR NX_P8_SAT(0x2, 0x0d) |
| #define NX_P7_RNG_BAR_ADDR PPC_BITMASK(18, 51) |
| #define NX_P8_RNG_BAR_ADDR PPC_BITMASK(14, 51) |
| #define NX_RNG_BAR_SIZE PPC_BITMASK(53, 55) |
| #define NX_RNG_BAR_ENABLE PPC_BIT(52) |
| |
| #define NX_P7_RNG_CFG NX_P7_SAT(0x2, 0x12) |
| #define NX_P8_RNG_CFG NX_P8_SAT(0x2, 0x12) |
| #define NX_RNG_CFG_ENABLE PPC_BIT(63) |
| |
| /* Symmetric Crypto */ |
| #define NX_P7_SYM_CFG NX_P7_SAT(0x2, 0x09) |
| #define NX_P8_SYM_CFG NX_P8_SAT(0x2, 0x0a) |
| #define NX_SYM_CFG_CI PPC_BITMASK(2, 14) |
| #define NX_SYM_CFG_CT PPC_BITMASK(18, 23) |
| #define NX_SYM_CFG_FC_ENABLE PPC_BITMASK(32, 39) |
| #define NX_SYM_CFG_ENABLE PPC_BIT(63) |
| |
| /* Asymmetric Crypto */ |
| #define NX_P7_ASYM_CFG NX_P7_SAT(0x2, 0x0a) |
| #define NX_P8_ASYM_CFG NX_P8_SAT(0x2, 0x0b) |
| #define NX_ASYM_CFG_CI PPC_BITMASK(2, 14) |
| #define NX_ASYM_CFG_CT PPC_BITMASK(18, 23) |
| #define NX_ASYM_CFG_FC_ENABLE PPC_BITMASK(32, 52) |
| #define NX_ASYM_CFG_ENABLE PPC_BIT(63) |
| |
| /* 842 Compression */ |
| #define NX_P7_842_CFG NX_P7_SAT(0x2, 0x0b) |
| #define NX_P8_842_CFG NX_P8_SAT(0x2, 0x0c) |
| #define NX_842_CFG_CI PPC_BITMASK(2, 14) |
| #define NX_842_CFG_CT PPC_BITMASK(18, 23) |
| #define NX_842_CFG_FC_ENABLE PPC_BITMASK(32, 36) |
| #define NX_842_CFG_ENABLE PPC_BIT(63) |
| |
| /* DMA */ |
| #define NX_P7_DMA_CFG NX_P7_SAT(0x1, 0x02) |
| #define NX_P8_DMA_CFG NX_P8_SAT(0x1, 0x02) |
| #define NX_P8_DMA_CFG_842_COMPRESS_PREFETCH PPC_BIT(23) |
| #define NX_P8_DMA_CFG_842_DECOMPRESS_PREFETCH PPC_BIT(24) |
| #define NX_DMA_CFG_AES_SHA_MAX_RR PPC_BITMASK(25, 28) |
| #define NX_DMA_CFG_AMF_MAX_RR PPC_BITMASK(29, 32) |
| #define NX_DMA_CFG_842_COMPRESS_MAX_RR PPC_BITMASK(33, 36) |
| #define NX_DMA_CFG_842_DECOMPRESS_MAX_RR PPC_BITMASK(37, 40) |
| #define NX_DMA_CFG_AES_SHA_CSB_WR PPC_BITMASK(41, 42) |
| #define NX_DMA_CFG_AES_SHA_COMPLETION_MODE PPC_BITMASK(43, 44) |
| #define NX_DMA_CFG_AES_SHA_CPB_WR PPC_BITMASK(45, 46) |
| #define NX_DMA_CFG_AES_SHA_OUTPUT_DATA_WR PPC_BIT(47) |
| #define NX_DMA_CFG_AMF_CSB_WR PPC_BITMASK(49, 50) |
| #define NX_DMA_CFG_AMF_COMPLETION_MODE PPC_BITMASK(51, 52) |
| #define NX_DMA_CFG_AMF_CPB_WR PPC_BITMASK(53, 54) |
| #define NX_DMA_CFG_AMF_OUTPUT_DATA_WR PPC_BIT(55) |
| #define NX_DMA_CFG_842_SPBC PPC_BIT(56) |
| #define NX_DMA_CFG_842_CSB_WR PPC_BITMASK(57, 58) |
| #define NX_DMA_CFG_842_COMPLETION_MODE PPC_BITMASK(59, 60) |
| #define NX_DMA_CFG_842_CPB_WR PPC_BITMASK(61, 62) |
| #define NX_DMA_CFG_842_OUTPUT_DATA_WR PPC_BIT(63) |
| |
| /* Engine Enable Register */ |
| #define NX_P7_EE_CFG NX_P7_SAT(0x1, 0x01) |
| #define NX_P8_EE_CFG NX_P8_SAT(0x1, 0x01) |
| #define NX_EE_CFG_EFUSE PPC_BIT(0) |
| #define NX_EE_CFG_CH7 PPC_BIT(53) /* AMF */ |
| #define NX_EE_CFG_CH6 PPC_BIT(54) /* AMF */ |
| #define NX_EE_CFG_CH5 PPC_BIT(55) /* AMF */ |
| #define NX_EE_CFG_CH4 PPC_BIT(56) /* P7: SYM, P8: AMF */ |
| #define NX_EE_CFG_CH3 PPC_BIT(57) /* SYM */ |
| #define NX_EE_CFG_CH2 PPC_BIT(58) /* SYM */ |
| #define NX_EE_CFG_CH1 PPC_BIT(62) /* 842 */ |
| #define NX_EE_CFG_CH0 PPC_BIT(63) /* 842 */ |
| |
| /* PowerBus Registers */ |
| #define NX_P7_CRB_IQ NX_P7_SAT(0x2, 0x0e) |
| #define NX_P8_CRB_IQ NX_P8_SAT(0x2, 0x0f) |
| #define NX_CRB_IQ_SYM PPC_BITMASK(0, 2) |
| #define NX_CRB_IQ_ASYM PPC_BITMASK(3, 5) |
| |
| /* NX Status Register */ |
| #define NX_P7_STATUS NX_P7_SAT(0x1, 0x00) |
| #define NX_P8_STATUS NX_P8_SAT(0x1, 0x00) |
| #define NX_STATUS_HMI_ACTIVE PPC_BIT(54) |
| #define NX_STATUS_PBI_IDLE PPC_BIT(55) |
| #define NX_STATUS_DMA_CH0_IDLE PPC_BIT(56) |
| #define NX_STATUS_DMA_CH1_IDLE PPC_BIT(57) |
| #define NX_STATUS_DMA_CH2_IDLE PPC_BIT(58) |
| #define NX_STATUS_DMA_CH3_IDLE PPC_BIT(59) |
| #define NX_STATUS_DMA_CH4_IDLE PPC_BIT(60) |
| #define NX_STATUS_DMA_CH5_IDLE PPC_BIT(61) |
| #define NX_STATUS_DMA_CH6_IDLE PPC_BIT(62) |
| #define NX_STATUS_DMA_CH7_IDLE PPC_BIT(63) |
| |
| /* Channel Status Registers */ |
| #define NX_P7_CH_CRB(ch) NX_P7_SAT(0x1, 0x03 + ((ch) * 2)) |
| #define NX_P8_CH_CRB(ch) NX_P8_SAT(0x1, 0x03 + ((ch) * 2)) |
| #define NX_P7_CH_STATUS(ch) NX_P7_SAT(0x1, 0x04 + ((ch) * 2)) |
| #define NX_P8_CH_STATUS(ch) NX_P8_SAT(0x1, 0x04 + ((ch) * 2)) |
| #define NX_CH_STATUS_ABORT PPC_BIT(0) |
| #define NX_CH_STATUS_CCB_VALID PPC_BIT(4) |
| #define NX_CH_STATUS_CCB_CM PPC_BITMASK(5, 7) |
| #define NX_CH_STATUS_CCB_PRIO PPC_BITMASK(8, 15) |
| #define NX_CH_STATUS_CCB_SN PPC_BITMASK(16, 31) |
| #define NX_CH_STATUS_VALID PPC_BIT(32) |
| #define NX_CH_STATUS_LPID PPC_BITMASK(38, 47) |
| #define NX_CH_STATUS_CCB_ISN PPC_BITMASK(50, 63) |
| #define NX_CH_STATUS_CRB_SJT PPC_BITMASK(50, 63) |
| |
| /* Kill Register */ |
| #define NX_P7_CRB_KILL NX_P7_SAT(0x1, 0x13) |
| #define NX_P8_CRB_KILL NX_P8_SAT(0x1, 0x13) |
| #define NX_CRB_KILL_LPID_KILL PPC_BIT(0) |
| #define NX_CRB_KILL_LPID PPC_BITMASK(6, 15) |
| #define NX_CRB_KILL_ISN_KILL PPC_BIT(16) |
| #define NX_CRB_KILL_SJT_KILL PPC_BIT(17) |
| #define NX_CRB_KILL_ISN PPC_BITMASK(18, 31) |
| #define NX_CRB_KILL_SJT PPC_BITMASK(18, 31) |
| #define NX_CRB_KILL_DONE PPC_BIT(32) |
| #define NX_CRB_KILL_PBI_LOC PPC_BITMASK(40, 47) |
| #define NX_CRB_KILL_PREFETCH_CH PPC_BITMASK(48, 55) |
| #define NX_CRB_KILL_ALG_CH PPC_BITMASK(56, 63) |
| |
| /* Fault Isolation Registers (FIR) */ |
| #define NX_P7_DE_FIR_DATA NX_P7_SAT(0x4, 0x00) |
| #define NX_P8_DE_FIR_DATA NX_P8_SAT(0x4, 0x00) |
| #define NX_P7_DE_FIR_DATA_CLR NX_P7_SAT(0x4, 0x01) |
| #define NX_P8_DE_FIR_DATA_CLR NX_P8_SAT(0x4, 0x01) |
| #define NX_P7_DE_FIR_DATA_SET NX_P7_SAT(0x4, 0x02) |
| #define NX_P8_DE_FIR_DATA_SET NX_P8_SAT(0x4, 0x02) |
| #define NX_P7_DE_FIR_MASK NX_P7_SAT(0x4, 0x06) |
| #define NX_P8_DE_FIR_MASK NX_P8_SAT(0x4, 0x03) |
| #define NX_P7_DE_FIR_MASK_CLR NX_P7_SAT(0x4, 0x07) |
| #define NX_P8_DE_FIR_MASK_CLR NX_P8_SAT(0x4, 0x04) |
| #define NX_P7_DE_FIR_MASK_SET NX_P7_SAT(0x4, 0x08) |
| #define NX_P8_DE_FIR_MASK_SET NX_P8_SAT(0x4, 0x05) |
| #define NX_P7_DE_FIR_ACTION0 NX_P7_SAT(0x4, 0x03) |
| #define NX_P8_DE_FIR_ACTION0 NX_P8_SAT(0x4, 0x06) |
| #define NX_P7_DE_FIR_ACTION1 NX_P7_SAT(0x4, 0x04) |
| #define NX_P8_DE_FIR_ACTION1 NX_P8_SAT(0x4, 0x07) |
| #define NX_P7_DE_FIR_WOF NX_P7_SAT(0x4, 0x05) |
| #define NX_P8_DE_FIR_WOF NX_P8_SAT(0x4, 0x08) |
| #define NX_P7_PB_FIR_DATA NX_P7_SAT(0x2, 0x00) |
| #define NX_P8_PB_FIR_DATA NX_P8_SAT(0x2, 0x00) |
| #define NX_P7_PB_FIR_DATA_CLR NX_P7_SAT(0x2, 0x01) |
| #define NX_P8_PB_FIR_DATA_CLR NX_P8_SAT(0x2, 0x01) |
| #define NX_P7_PB_FIR_DATA_SET NX_P7_SAT(0x2, 0x02) |
| #define NX_P8_PB_FIR_DATA_SET NX_P8_SAT(0x2, 0x02) |
| #define NX_P7_PB_FIR_MASK NX_P7_SAT(0x2, 0x06) |
| #define NX_P8_PB_FIR_MASK NX_P8_SAT(0x2, 0x03) |
| #define NX_P7_PB_FIR_MASK_CLR NX_P7_SAT(0x2, 0x07) |
| #define NX_P8_PB_FIR_MASK_CLR NX_P8_SAT(0x2, 0x04) |
| #define NX_P7_PB_FIR_MASK_SET NX_P7_SAT(0x2, 0x08) |
| #define NX_P8_PB_FIR_MASK_SET NX_P8_SAT(0x2, 0x05) |
| #define NX_P7_PB_FIR_ACTION0 NX_P7_SAT(0x2, 0x03) |
| #define NX_P8_PB_FIR_ACTION0 NX_P8_SAT(0x2, 0x06) |
| #define NX_P7_PB_FIR_ACTION1 NX_P7_SAT(0x2, 0x04) |
| #define NX_P8_PB_FIR_ACTION1 NX_P8_SAT(0x2, 0x07) |
| #define NX_P7_PB_FIR_WOF NX_P7_SAT(0x2, 0x05) |
| #define NX_P8_PB_FIR_WOF NX_P8_SAT(0x2, 0x08) |
| #define NX_FIR_MCD_PB_CMD_HANG PPC_BIT(0) /* P7 only */ |
| #define NX_FIR_SHM_INV PPC_BIT(1) |
| #define NX_FIR_MCD_ARRAY_ECC_CE PPC_BIT(2) /* P7 only */ |
| #define NX_FIR_MCD_ARRAY_ECC_UE PPC_BIT(3) /* P7 only */ |
| #define NX_FIR_CH0_ECC_CE PPC_BIT(4) |
| #define NX_FIR_CH0_ECC_UE PPC_BIT(5) |
| #define NX_FIR_CH1_ECC_CE PPC_BIT(6) |
| #define NX_FIR_CH1_ECC_UE PPC_BIT(7) |
| #define NX_FIR_DMA_NZ_CSB_CC PPC_BIT(8) /* lab use only */ |
| #define NX_FIR_DMA_ARRAY_ECC_CE PPC_BIT(9) |
| #define NX_FIR_DMA_RW_ECC_CE PPC_BIT(10) |
| #define NX_FIR_CH5_ECC_CE PPC_BIT(11) |
| #define NX_FIR_CH6_ECC_CE PPC_BIT(12) |
| #define NX_FIR_CH7_ECC_CE PPC_BIT(13) |
| #define NX_FIR_OTHER_SCOM_ERR PPC_BIT(14) |
| #define NX_FIR_DMA_INV_STATE PPC_BITMASK(15, 16) |
| #define NX_FIR_DMA_ARRAY_ECC_UE PPC_BIT(17) |
| #define NX_FIR_DMA_RW_ECC_UE PPC_BIT(18) |
| #define NX_FIR_HYP PPC_BIT(19) /* for HYP to force HMI */ |
| #define NX_FIR_CH0_INV_STATE PPC_BIT(20) |
| #define NX_FIR_CH1_INV_STATE PPC_BIT(21) |
| #define NX_FIR_CH2_INV_STATE PPC_BIT(22) |
| #define NX_FIR_CH3_INV_STATE PPC_BIT(23) |
| #define NX_FIR_CH4_INV_STATE PPC_BIT(24) |
| #define NX_FIR_CH5_INV_STATE PPC_BIT(25) |
| #define NX_FIR_CH6_INV_STATE PPC_BIT(26) |
| #define NX_FIR_CH7_INV_STATE PPC_BIT(27) |
| #define NX_FIR_CH5_ECC_UE PPC_BIT(28) |
| #define NX_FIR_CH6_ECC_UE PPC_BIT(29) |
| #define NX_FIR_CH7_ECC_UE PPC_BIT(30) |
| #define NX_FIR_CRB_UE PPC_BIT(31) |
| #define NX_FIR_CRB_SUE PPC_BIT(32) |
| #define NX_FIR_DMA_RW_ECC_SUE PPC_BIT(33) |
| #define NX_FIR_MCD_CFG_REG_PARITY PPC_BIT(34) /* P7 only */ |
| #define NX_FIR_MCD_RECOVERY_INV_STATE PPC_BIT(35) /* P7 only */ |
| #define NX_FIR_P7_PARITY PPC_BIT(36) /* P7 only */ |
| #define NX_FIR_CH4_ECC_CE PPC_BIT(36) /* P8 only */ |
| #define NX_FIR_CH5_ECC_UE_2 PPC_BIT(37) /* P8 only */ |
| #define NX_FIR_P8_PARITY PPC_BITMASK(48, 49) |
| |
| |
| /**************************************/ |
| /* Register field values/restrictions */ |
| /**************************************/ |
| |
| /* Arbitrary Coprocessor Type values */ |
| #define NX_CT_SYM (1) |
| #define NX_CT_ASYM (2) |
| #define NX_CT_842 (3) |
| |
| /* Coprocessor Instance counter |
| * NX workbook, section 5.5.1 |
| * "Assigning <CT,CI> Values" |
| */ |
| #define NX_SYM_CFG_CI_MAX (511) |
| #define NX_SYM_CFG_CI_LSHIFT (2) |
| #define NX_ASYM_CFG_CI_MAX (127) |
| #define NX_ASYM_CFG_CI_LSHIFT (4) |
| #define NX_842_CFG_CI_MAX (511) |
| #define NX_842_CFG_CI_LSHIFT (2) |
| |
| /* DMA configuration values |
| * NX workbook, section 5.2.3, table 5-4 |
| * "DMA Configuration Register Bits" |
| * |
| * These values can be used for the AES/SHA, AMF, and 842 DMA |
| * configuration fields in the DMA configuration register. |
| * |
| * Abbreviations used below: |
| * pDMA - "partial DMA write" |
| * fDMA - "full DMA write" |
| * CI - Cache Inject |
| */ |
| /* NX_DMA_CSB_WR values: |
| * 0 = Always perform 8 or 16 byte pDMA |
| * 1 = Do 128 byte CI if CSB at end of cache line, else pDMA |
| * 2 = Do 128 byte fDMA if CSB at end of cache line, else pDMA |
| */ |
| #define NX_DMA_CSB_WR_PDMA (0) |
| #define NX_DMA_CSB_WR_CI (1) |
| #define NX_DMA_CSB_WR_FDMA (2) |
| /* NX_DMA_COMPLETION_MODE values: |
| * 0 = Always perform 8 byte pDMA |
| * 1 = Do 128 byte CI, replicating 8 bytes across entire 128 byte cache line |
| * 2 = Do 128 byte fDMA, replicating 8 bytes across entire 128 byte cache line |
| */ |
| #define NX_DMA_COMPLETION_MODE_PDMA (0) |
| #define NX_DMA_COMPLETION_MODE_CI (1) |
| #define NX_DMA_COMPLETION_MODE_FDMA (2) |
| /* NX_DMA_CPB_WR values: |
| * 0 = Always do pDMA or fDMA, based on number of bytes and alignment |
| * 1 = Always do pDMA on non-aligned cache lines, fDMA on aligned cache lines |
| * (may store dummy data at the end of the aligned data) |
| * 2 = Do 128 byte CI when writing 128 aligned bytes, else pDMA |
| * 3 = Do 128 byte CI when writing aligned cache lines, else pDMA |
| * (may store dummy data at the end of the aligned data) |
| */ |
| #define NX_DMA_CPB_WR_DMA_NOPAD (0) |
| #define NX_DMA_CPB_WR_DMA_PAD (1) |
| #define NX_DMA_CPB_WR_CI_NOPAD (2) |
| #define NX_DMA_CPB_WR_CI_PAD (3) |
| /* NX_DMA_OUTPUT_DATA_WR values: |
| * 0 = Always do pDMA or fDMA, based on number of bytes and alignment |
| * 1 = Do 128 byte CI when writing 128 aligned bytes, else pDMA |
| */ |
| #define NX_DMA_OUTPUT_DATA_WR_DMA (0) |
| #define NX_DMA_OUTPUT_DATA_WR_CI (1) |
| |
| |
| /******************************/ |
| /* NX node creation functions */ |
| /******************************/ |
| |
| extern void nx_create_rng_node(struct dt_node *); |
| extern void nx_create_crypto_node(struct dt_node *); |
| extern void nx_create_842_node(struct dt_node *); |
| |
| extern void nx_init(void); |
| |
| #endif /* __NX_H */ |
