forked from Github_Repos/cvw
144 lines
4.5 KiB
Systemverilog
144 lines
4.5 KiB
Systemverilog
//////////////////////////////////////////
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// wally-config.vh
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//
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// Written: David_Harris@hmc.edu 4 January 2021
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// Modified:
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//
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// Purpose: Specify which features are configured
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// Macros to determine which modes are supported based on MISA
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//
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// A component of the Wally configurable RISC-V project.
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//
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// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
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// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
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// is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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///////////////////////////////////////////
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// include shared configuration
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`include "wally-shared.vh"
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`define FPGA 0
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`define QEMU 0
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`define DESIGN_COMPILER 0
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// RV32 or RV64: XLEN = 32 or 64
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`define XLEN 32
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// IEEE 754 compliance
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`define IEEE754 0
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// I
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`define MISA (32'h00000100 | 1 << 20 | 1 << 18 )
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`define ZICSR_SUPPORTED 1
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`define ZIFENCEI_SUPPORTED 1
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`define COUNTERS 32
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`define ZICOUNTERS_SUPPORTED 1
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`define ZFH_SUPPORTED 0
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// Microarchitectural Features
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`define UARCH_PIPELINED 1
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`define UARCH_SUPERSCALR 0
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`define UARCH_SINGLECYCLE 0
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// LSU microarchitectural Features
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`define BUS 1
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`define DCACHE 1
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`define ICACHE 1
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`define VIRTMEM_SUPPORTED 1
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`define VECTORED_INTERRUPTS_SUPPORTED 1
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`define BIGENDIAN_SUPPORTED 0
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// TLB configuration. Entries should be a power of 2
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`define ITLB_ENTRIES 32
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`define DTLB_ENTRIES 32
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// Cache configuration. Sizes should be a power of two
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// typical configuration 4 ways, 4096 bytes per way, 256 bit or more lines
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`define DCACHE_NUMWAYS 4
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`define DCACHE_WAYSIZEINBYTES 4096
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`define DCACHE_LINELENINBITS 512
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`define ICACHE_NUMWAYS 4
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`define ICACHE_WAYSIZEINBYTES 4096
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`define ICACHE_LINELENINBITS 512
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// Integer Divider Configuration
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// DIV_BITSPERCYCLE must be 1, 2, or 4
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`define DIV_BITSPERCYCLE 4
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// Legal number of PMP entries are 0, 16, or 64
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`define PMP_ENTRIES 64
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// Address space
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`define RESET_VECTOR 32'h80000000
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// WFI Timeout Wait
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`define WFI_TIMEOUT_BIT 16
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// Peripheral Addresses
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// Peripheral memory space extends from BASE to BASE+RANGE
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// Range should be a thermometer code with 0's in the upper bits and 1s in the lower bits
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`define DTIM_SUPPORTED 1'b0
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`define DTIM_BASE 34'h80000000
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`define DTIM_RANGE 34'h00001FFF
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`define IROM_SUPPORTED 1'b0
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`define IROM_BASE 34'h80000000
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`define IROM_RANGE 34'h00001FFF
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`define BOOTROM_SUPPORTED 1'b1
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`define BOOTROM_BASE 34'h00001000
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`define BOOTROM_RANGE 34'h00000FFF
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`define UNCORE_RAM_SUPPORTED 1'b1
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`define UNCORE_RAM_BASE 34'h80000000
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`define UNCORE_RAM_RANGE 34'h07FFFFFF
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`define EXT_MEM_SUPPORTED 1'b0
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`define EXT_MEM_BASE 34'h80000000
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`define EXT_MEM_RANGE 34'h07FFFFFF
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`define CLINT_SUPPORTED 1'b1
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`define CLINT_BASE 34'h02000000
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`define CLINT_RANGE 34'h0000FFFF
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`define GPIO_SUPPORTED 1'b1
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`define GPIO_BASE 34'h10060000
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`define GPIO_RANGE 34'h000000FF
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`define UART_SUPPORTED 1'b1
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`define UART_BASE 34'h10000000
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`define UART_RANGE 34'h00000007
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`define PLIC_SUPPORTED 1'b1
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`define PLIC_BASE 34'h0C000000
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`define PLIC_RANGE 34'h03FFFFFF
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`define SDC_SUPPORTED 1'b0
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`define SDC_BASE 34'h00012100
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`define SDC_RANGE 34'h0000001F
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// Bus Interface width
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`define AHBW 32
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// Test modes
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// Tie GPIO outputs back to inputs
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`define GPIO_LOOPBACK_TEST 1
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// Hardware configuration
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`define UART_PRESCALE 1
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// Interrupt configuration
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`define PLIC_NUM_SRC 10
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// comment out the following if >=32 sources
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`define PLIC_NUM_SRC_LT_32
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`define PLIC_GPIO_ID 3
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`define PLIC_UART_ID 10
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`define BPRED_ENABLED 1
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`define BPTYPE "BPGSHARE" // BPLOCALPAg or BPGLOBAL or BPTWOBIT or BPGSHARE
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`define TESTSBP 0
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`define BPRED_SIZE 10
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`define HPTW_WRITES_SUPPORTED 0
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