1 /* 2 * QEMU model of the CFU Configuration Unit. 3 * 4 * Copyright (C) 2023, Advanced Micro Devices, Inc. 5 * 6 * Written by Francisco Iglesias <francisco.iglesias@amd.com> 7 * 8 * SPDX-License-Identifier: GPL-2.0-or-later 9 * 10 * References: 11 * [1] Versal ACAP Technical Reference Manual, 12 * https://www.xilinx.com/support/documentation/architecture-manuals/am011-versal-acap-trm.pdf 13 * 14 * [2] Versal ACAP Register Reference, 15 * https://docs.xilinx.com/r/en-US/am012-versal-register-reference/CFU_CSR-Module 16 */ 17 #ifndef HW_MISC_XLNX_VERSAL_CFU_APB_H 18 #define HW_MISC_XLNX_VERSAL_CFU_APB_H 19 20 #include "hw/sysbus.h" 21 #include "hw/register.h" 22 #include "hw/misc/xlnx-cfi-if.h" 23 #include "qemu/fifo32.h" 24 25 #define TYPE_XLNX_VERSAL_CFU_APB "xlnx-versal-cfu-apb" 26 OBJECT_DECLARE_SIMPLE_TYPE(XlnxVersalCFUAPB, XLNX_VERSAL_CFU_APB) 27 28 #define TYPE_XLNX_VERSAL_CFU_FDRO "xlnx-versal-cfu-fdro" 29 OBJECT_DECLARE_SIMPLE_TYPE(XlnxVersalCFUFDRO, XLNX_VERSAL_CFU_FDRO) 30 31 #define TYPE_XLNX_VERSAL_CFU_SFR "xlnx-versal-cfu-sfr" 32 OBJECT_DECLARE_SIMPLE_TYPE(XlnxVersalCFUSFR, XLNX_VERSAL_CFU_SFR) 33 34 REG32(CFU_ISR, 0x0) 35 FIELD(CFU_ISR, USR_GTS_EVENT, 9, 1) 36 FIELD(CFU_ISR, USR_GSR_EVENT, 8, 1) 37 FIELD(CFU_ISR, SLVERR, 7, 1) 38 FIELD(CFU_ISR, DECOMP_ERROR, 6, 1) 39 FIELD(CFU_ISR, BAD_CFI_PACKET, 5, 1) 40 FIELD(CFU_ISR, AXI_ALIGN_ERROR, 4, 1) 41 FIELD(CFU_ISR, CFI_ROW_ERROR, 3, 1) 42 FIELD(CFU_ISR, CRC32_ERROR, 2, 1) 43 FIELD(CFU_ISR, CRC8_ERROR, 1, 1) 44 FIELD(CFU_ISR, SEU_ENDOFCALIB, 0, 1) 45 REG32(CFU_IMR, 0x4) 46 FIELD(CFU_IMR, USR_GTS_EVENT, 9, 1) 47 FIELD(CFU_IMR, USR_GSR_EVENT, 8, 1) 48 FIELD(CFU_IMR, SLVERR, 7, 1) 49 FIELD(CFU_IMR, DECOMP_ERROR, 6, 1) 50 FIELD(CFU_IMR, BAD_CFI_PACKET, 5, 1) 51 FIELD(CFU_IMR, AXI_ALIGN_ERROR, 4, 1) 52 FIELD(CFU_IMR, CFI_ROW_ERROR, 3, 1) 53 FIELD(CFU_IMR, CRC32_ERROR, 2, 1) 54 FIELD(CFU_IMR, CRC8_ERROR, 1, 1) 55 FIELD(CFU_IMR, SEU_ENDOFCALIB, 0, 1) 56 REG32(CFU_IER, 0x8) 57 FIELD(CFU_IER, USR_GTS_EVENT, 9, 1) 58 FIELD(CFU_IER, USR_GSR_EVENT, 8, 1) 59 FIELD(CFU_IER, SLVERR, 7, 1) 60 FIELD(CFU_IER, DECOMP_ERROR, 6, 1) 61 FIELD(CFU_IER, BAD_CFI_PACKET, 5, 1) 62 FIELD(CFU_IER, AXI_ALIGN_ERROR, 4, 1) 63 FIELD(CFU_IER, CFI_ROW_ERROR, 3, 1) 64 FIELD(CFU_IER, CRC32_ERROR, 2, 1) 65 FIELD(CFU_IER, CRC8_ERROR, 1, 1) 66 FIELD(CFU_IER, SEU_ENDOFCALIB, 0, 1) 67 REG32(CFU_IDR, 0xc) 68 FIELD(CFU_IDR, USR_GTS_EVENT, 9, 1) 69 FIELD(CFU_IDR, USR_GSR_EVENT, 8, 1) 70 FIELD(CFU_IDR, SLVERR, 7, 1) 71 FIELD(CFU_IDR, DECOMP_ERROR, 6, 1) 72 FIELD(CFU_IDR, BAD_CFI_PACKET, 5, 1) 73 FIELD(CFU_IDR, AXI_ALIGN_ERROR, 4, 1) 74 FIELD(CFU_IDR, CFI_ROW_ERROR, 3, 1) 75 FIELD(CFU_IDR, CRC32_ERROR, 2, 1) 76 FIELD(CFU_IDR, CRC8_ERROR, 1, 1) 77 FIELD(CFU_IDR, SEU_ENDOFCALIB, 0, 1) 78 REG32(CFU_ITR, 0x10) 79 FIELD(CFU_ITR, USR_GTS_EVENT, 9, 1) 80 FIELD(CFU_ITR, USR_GSR_EVENT, 8, 1) 81 FIELD(CFU_ITR, SLVERR, 7, 1) 82 FIELD(CFU_ITR, DECOMP_ERROR, 6, 1) 83 FIELD(CFU_ITR, BAD_CFI_PACKET, 5, 1) 84 FIELD(CFU_ITR, AXI_ALIGN_ERROR, 4, 1) 85 FIELD(CFU_ITR, CFI_ROW_ERROR, 3, 1) 86 FIELD(CFU_ITR, CRC32_ERROR, 2, 1) 87 FIELD(CFU_ITR, CRC8_ERROR, 1, 1) 88 FIELD(CFU_ITR, SEU_ENDOFCALIB, 0, 1) 89 REG32(CFU_PROTECT, 0x14) 90 FIELD(CFU_PROTECT, ACTIVE, 0, 1) 91 REG32(CFU_FGCR, 0x18) 92 FIELD(CFU_FGCR, GCLK_CAL, 14, 1) 93 FIELD(CFU_FGCR, SC_HBC_TRIGGER, 13, 1) 94 FIELD(CFU_FGCR, GLOW, 12, 1) 95 FIELD(CFU_FGCR, GPWRDWN, 11, 1) 96 FIELD(CFU_FGCR, GCAP, 10, 1) 97 FIELD(CFU_FGCR, GSCWE, 9, 1) 98 FIELD(CFU_FGCR, GHIGH_B, 8, 1) 99 FIELD(CFU_FGCR, GMC_B, 7, 1) 100 FIELD(CFU_FGCR, GWE, 6, 1) 101 FIELD(CFU_FGCR, GRESTORE, 5, 1) 102 FIELD(CFU_FGCR, GTS_CFG_B, 4, 1) 103 FIELD(CFU_FGCR, GLUTMASK, 3, 1) 104 FIELD(CFU_FGCR, EN_GLOBS_B, 2, 1) 105 FIELD(CFU_FGCR, EOS, 1, 1) 106 FIELD(CFU_FGCR, INIT_COMPLETE, 0, 1) 107 REG32(CFU_CTL, 0x1c) 108 FIELD(CFU_CTL, GSR_GSC, 15, 1) 109 FIELD(CFU_CTL, SLVERR_EN, 14, 1) 110 FIELD(CFU_CTL, CRC32_RESET, 13, 1) 111 FIELD(CFU_CTL, AXI_ERROR_EN, 12, 1) 112 FIELD(CFU_CTL, FLUSH_AXI, 11, 1) 113 FIELD(CFU_CTL, SSI_PER_SLR_PR, 10, 1) 114 FIELD(CFU_CTL, GCAP_CLK_EN, 9, 1) 115 FIELD(CFU_CTL, STATUS_SYNC_DISABLE, 8, 1) 116 FIELD(CFU_CTL, IGNORE_CFI_ERROR, 7, 1) 117 FIELD(CFU_CTL, CFRAME_DISABLE, 6, 1) 118 FIELD(CFU_CTL, QWORD_CNT_RESET, 5, 1) 119 FIELD(CFU_CTL, CRC8_DISABLE, 4, 1) 120 FIELD(CFU_CTL, CRC32_CHECK, 3, 1) 121 FIELD(CFU_CTL, DECOMPRESS, 2, 1) 122 FIELD(CFU_CTL, SEU_GO, 1, 1) 123 FIELD(CFU_CTL, CFI_LOCAL_RESET, 0, 1) 124 REG32(CFU_CRAM_RW, 0x20) 125 FIELD(CFU_CRAM_RW, RFIFO_AFULL_DEPTH, 18, 9) 126 FIELD(CFU_CRAM_RW, RD_WAVE_CNT_LEFT, 12, 6) 127 FIELD(CFU_CRAM_RW, RD_WAVE_CNT, 6, 6) 128 FIELD(CFU_CRAM_RW, WR_WAVE_CNT, 0, 6) 129 REG32(CFU_MASK, 0x28) 130 REG32(CFU_CRC_EXPECT, 0x2c) 131 REG32(CFU_CFRAME_LEFT_T0, 0x60) 132 FIELD(CFU_CFRAME_LEFT_T0, NUM, 0, 20) 133 REG32(CFU_CFRAME_LEFT_T1, 0x64) 134 FIELD(CFU_CFRAME_LEFT_T1, NUM, 0, 20) 135 REG32(CFU_CFRAME_LEFT_T2, 0x68) 136 FIELD(CFU_CFRAME_LEFT_T2, NUM, 0, 20) 137 REG32(CFU_ROW_RANGE, 0x6c) 138 FIELD(CFU_ROW_RANGE, HALF_FSR, 5, 1) 139 FIELD(CFU_ROW_RANGE, NUM, 0, 5) 140 REG32(CFU_STATUS, 0x100) 141 FIELD(CFU_STATUS, SEU_WRITE_ERROR, 30, 1) 142 FIELD(CFU_STATUS, FRCNT_ERROR, 29, 1) 143 FIELD(CFU_STATUS, RSVD_ERROR, 28, 1) 144 FIELD(CFU_STATUS, FDRO_ERROR, 27, 1) 145 FIELD(CFU_STATUS, FDRI_ERROR, 26, 1) 146 FIELD(CFU_STATUS, FDRI_READ_ERROR, 25, 1) 147 FIELD(CFU_STATUS, READ_FDRI_ERROR, 24, 1) 148 FIELD(CFU_STATUS, READ_SFR_ERROR, 23, 1) 149 FIELD(CFU_STATUS, READ_STREAM_ERROR, 22, 1) 150 FIELD(CFU_STATUS, UNKNOWN_STREAM_PKT, 21, 1) 151 FIELD(CFU_STATUS, USR_GTS, 20, 1) 152 FIELD(CFU_STATUS, USR_GSR, 19, 1) 153 FIELD(CFU_STATUS, AXI_BAD_WSTRB, 18, 1) 154 FIELD(CFU_STATUS, AXI_BAD_AR_SIZE, 17, 1) 155 FIELD(CFU_STATUS, AXI_BAD_AW_SIZE, 16, 1) 156 FIELD(CFU_STATUS, AXI_BAD_ARADDR, 15, 1) 157 FIELD(CFU_STATUS, AXI_BAD_AWADDR, 14, 1) 158 FIELD(CFU_STATUS, SCAN_CLEAR_PASS, 13, 1) 159 FIELD(CFU_STATUS, HC_SEC_ERROR, 12, 1) 160 FIELD(CFU_STATUS, GHIGH_B_ISHIGH, 11, 1) 161 FIELD(CFU_STATUS, GHIGH_B_ISLOW, 10, 1) 162 FIELD(CFU_STATUS, GMC_B_ISHIGH, 9, 1) 163 FIELD(CFU_STATUS, GMC_B_ISLOW, 8, 1) 164 FIELD(CFU_STATUS, GPWRDWN_B_ISHIGH, 7, 1) 165 FIELD(CFU_STATUS, CFI_SEU_CRC_ERROR, 6, 1) 166 FIELD(CFU_STATUS, CFI_SEU_ECC_ERROR, 5, 1) 167 FIELD(CFU_STATUS, CFI_SEU_HEARTBEAT, 4, 1) 168 FIELD(CFU_STATUS, SCAN_CLEAR_DONE, 3, 1) 169 FIELD(CFU_STATUS, HC_COMPLETE, 2, 1) 170 FIELD(CFU_STATUS, CFI_CFRAME_BUSY, 1, 1) 171 FIELD(CFU_STATUS, CFU_STREAM_BUSY, 0, 1) 172 REG32(CFU_INTERNAL_STATUS, 0x104) 173 FIELD(CFU_INTERNAL_STATUS, SSI_EOS, 22, 1) 174 FIELD(CFU_INTERNAL_STATUS, SSI_GWE, 21, 1) 175 FIELD(CFU_INTERNAL_STATUS, RFIFO_EMPTY, 20, 1) 176 FIELD(CFU_INTERNAL_STATUS, RFIFO_FULL, 19, 1) 177 FIELD(CFU_INTERNAL_STATUS, SEL_SFR, 18, 1) 178 FIELD(CFU_INTERNAL_STATUS, STREAM_CFRAME, 17, 1) 179 FIELD(CFU_INTERNAL_STATUS, FDRI_PHASE, 16, 1) 180 FIELD(CFU_INTERNAL_STATUS, CFI_PIPE_EN, 15, 1) 181 FIELD(CFU_INTERNAL_STATUS, AWFIFO_DCNT, 10, 5) 182 FIELD(CFU_INTERNAL_STATUS, WFIFO_DCNT, 5, 5) 183 FIELD(CFU_INTERNAL_STATUS, REPAIR_BUSY, 4, 1) 184 FIELD(CFU_INTERNAL_STATUS, TRIMU_BUSY, 3, 1) 185 FIELD(CFU_INTERNAL_STATUS, TRIMB_BUSY, 2, 1) 186 FIELD(CFU_INTERNAL_STATUS, HCLEANR_BUSY, 1, 1) 187 FIELD(CFU_INTERNAL_STATUS, HCLEAN_BUSY, 0, 1) 188 REG32(CFU_QWORD_CNT, 0x108) 189 REG32(CFU_CRC_LIVE, 0x10c) 190 REG32(CFU_PENDING_READ_CNT, 0x110) 191 FIELD(CFU_PENDING_READ_CNT, NUM, 0, 25) 192 REG32(CFU_FDRI_CNT, 0x114) 193 REG32(CFU_ECO1, 0x118) 194 REG32(CFU_ECO2, 0x11c) 195 196 #define R_MAX (R_CFU_ECO2 + 1) 197 198 #define NUM_STREAM 2 199 #define WFIFO_SZ 4 200 201 struct XlnxVersalCFUAPB { 202 SysBusDevice parent_obj; 203 MemoryRegion iomem; 204 MemoryRegion iomem_stream[NUM_STREAM]; 205 qemu_irq irq_cfu_imr; 206 207 /* 128-bit wfifo. */ 208 uint32_t wfifo[WFIFO_SZ]; 209 210 uint32_t regs[R_MAX]; 211 RegisterInfo regs_info[R_MAX]; 212 213 uint8_t fdri_row_addr; 214 215 struct { 216 XlnxCfiIf *cframe[15]; 217 } cfg; 218 }; 219 220 221 struct XlnxVersalCFUFDRO { 222 SysBusDevice parent_obj; 223 MemoryRegion iomem_fdro; 224 225 Fifo32 fdro_data; 226 }; 227 228 struct XlnxVersalCFUSFR { 229 SysBusDevice parent_obj; 230 MemoryRegion iomem_sfr; 231 232 /* 128-bit wfifo. */ 233 uint32_t wfifo[WFIFO_SZ]; 234 235 struct { 236 XlnxVersalCFUAPB *cfu; 237 } cfg; 238 }; 239 240 /** 241 * This is a helper function for updating a CFI data write fifo, an array of 4 242 * uint32_t and 128 bits of data that are allowed to be written through 4 243 * sequential 32 bit accesses. After the last index has been written into the 244 * write fifo (wfifo), the data is copied to and returned in a secondary fifo 245 * provided to the function (wfifo_ret), and the write fifo is cleared 246 * (zeroized). 247 * 248 * @addr: the address used when calculating the wfifo array index to update 249 * @value: the value to write into the wfifo array 250 * @wfifo: the wfifo to update 251 * @wfifo_out: will return the wfifo data when all 128 bits have been written 252 * 253 * @return: true if all 128 bits have been updated. 254 */ 255 bool update_wfifo(hwaddr addr, uint64_t value, 256 uint32_t *wfifo, uint32_t *wfifo_ret); 257 258 #endif 259