| /* |
| * QEMU RISC-V CPU CFG |
| * |
| * Copyright (c) 2016-2017 Sagar Karandikar, sagark@eecs.berkeley.edu |
| * Copyright (c) 2017-2018 SiFive, Inc. |
| * Copyright (c) 2021-2023 PLCT Lab |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2 or later, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifndef RISCV_CPU_CFG_H |
| #define RISCV_CPU_CFG_H |
| |
| /* |
| * map is a 16-bit bitmap: the most significant set bit in map is the maximum |
| * satp mode that is supported. It may be chosen by the user and must respect |
| * what qemu implements (valid_1_10_32/64) and what the hw is capable of |
| * (supported bitmap below). |
| * |
| * init is a 16-bit bitmap used to make sure the user selected a correct |
| * configuration as per the specification. |
| * |
| * supported is a 16-bit bitmap used to reflect the hw capabilities. |
| */ |
| typedef struct { |
| uint16_t map, init, supported; |
| } RISCVSATPMap; |
| |
| struct RISCVCPUConfig { |
| bool ext_zba; |
| bool ext_zbb; |
| bool ext_zbc; |
| bool ext_zbkb; |
| bool ext_zbkc; |
| bool ext_zbkx; |
| bool ext_zbs; |
| bool ext_zca; |
| bool ext_zcb; |
| bool ext_zcd; |
| bool ext_zce; |
| bool ext_zcf; |
| bool ext_zcmp; |
| bool ext_zcmt; |
| bool ext_zk; |
| bool ext_zkn; |
| bool ext_zknd; |
| bool ext_zkne; |
| bool ext_zknh; |
| bool ext_zkr; |
| bool ext_zks; |
| bool ext_zksed; |
| bool ext_zksh; |
| bool ext_zkt; |
| bool ext_zifencei; |
| bool ext_zicntr; |
| bool ext_zicsr; |
| bool ext_zicbom; |
| bool ext_zicbop; |
| bool ext_zicboz; |
| bool ext_zicond; |
| bool ext_zihintntl; |
| bool ext_zihintpause; |
| bool ext_zihpm; |
| bool ext_ztso; |
| bool ext_smstateen; |
| bool ext_sstc; |
| bool ext_svadu; |
| bool ext_svinval; |
| bool ext_svnapot; |
| bool ext_svpbmt; |
| bool ext_zdinx; |
| bool ext_zaamo; |
| bool ext_zacas; |
| bool ext_zalrsc; |
| bool ext_zawrs; |
| bool ext_zfa; |
| bool ext_zfbfmin; |
| bool ext_zfh; |
| bool ext_zfhmin; |
| bool ext_zfinx; |
| bool ext_zhinx; |
| bool ext_zhinxmin; |
| bool ext_zve32f; |
| bool ext_zve64f; |
| bool ext_zve64d; |
| bool ext_zvbb; |
| bool ext_zvbc; |
| bool ext_zvkb; |
| bool ext_zvkg; |
| bool ext_zvkned; |
| bool ext_zvknha; |
| bool ext_zvknhb; |
| bool ext_zvksed; |
| bool ext_zvksh; |
| bool ext_zvkt; |
| bool ext_zvkn; |
| bool ext_zvknc; |
| bool ext_zvkng; |
| bool ext_zvks; |
| bool ext_zvksc; |
| bool ext_zvksg; |
| bool ext_zmmul; |
| bool ext_zvfbfmin; |
| bool ext_zvfbfwma; |
| bool ext_zvfh; |
| bool ext_zvfhmin; |
| bool ext_smaia; |
| bool ext_ssaia; |
| bool ext_sscofpmf; |
| bool ext_smepmp; |
| bool rvv_ta_all_1s; |
| bool rvv_ma_all_1s; |
| |
| uint32_t mvendorid; |
| uint64_t marchid; |
| uint64_t mimpid; |
| |
| /* Named features */ |
| bool ext_svade; |
| bool ext_zic64b; |
| |
| /* |
| * Always 'true' booleans for named features |
| * TCG always implement/can't be user disabled, |
| * based on spec version. |
| */ |
| bool has_priv_1_12; |
| bool has_priv_1_11; |
| |
| /* Vendor-specific custom extensions */ |
| bool ext_xtheadba; |
| bool ext_xtheadbb; |
| bool ext_xtheadbs; |
| bool ext_xtheadcmo; |
| bool ext_xtheadcondmov; |
| bool ext_xtheadfmemidx; |
| bool ext_xtheadfmv; |
| bool ext_xtheadmac; |
| bool ext_xtheadmemidx; |
| bool ext_xtheadmempair; |
| bool ext_xtheadsync; |
| bool ext_XVentanaCondOps; |
| |
| uint32_t pmu_mask; |
| uint16_t vlenb; |
| uint16_t elen; |
| uint16_t cbom_blocksize; |
| uint16_t cbop_blocksize; |
| uint16_t cboz_blocksize; |
| bool mmu; |
| bool pmp; |
| bool debug; |
| bool misa_w; |
| |
| bool short_isa_string; |
| |
| #ifndef CONFIG_USER_ONLY |
| RISCVSATPMap satp_mode; |
| #endif |
| }; |
| |
| typedef struct RISCVCPUConfig RISCVCPUConfig; |
| |
| /* Helper functions to test for extensions. */ |
| |
| static inline bool always_true_p(const RISCVCPUConfig *cfg __attribute__((__unused__))) |
| { |
| return true; |
| } |
| |
| static inline bool has_xthead_p(const RISCVCPUConfig *cfg) |
| { |
| return cfg->ext_xtheadba || cfg->ext_xtheadbb || |
| cfg->ext_xtheadbs || cfg->ext_xtheadcmo || |
| cfg->ext_xtheadcondmov || |
| cfg->ext_xtheadfmemidx || cfg->ext_xtheadfmv || |
| cfg->ext_xtheadmac || cfg->ext_xtheadmemidx || |
| cfg->ext_xtheadmempair || cfg->ext_xtheadsync; |
| } |
| |
| #define MATERIALISE_EXT_PREDICATE(ext) \ |
| static inline bool has_ ## ext ## _p(const RISCVCPUConfig *cfg) \ |
| { \ |
| return cfg->ext_ ## ext ; \ |
| } |
| |
| MATERIALISE_EXT_PREDICATE(xtheadba) |
| MATERIALISE_EXT_PREDICATE(xtheadbb) |
| MATERIALISE_EXT_PREDICATE(xtheadbs) |
| MATERIALISE_EXT_PREDICATE(xtheadcmo) |
| MATERIALISE_EXT_PREDICATE(xtheadcondmov) |
| MATERIALISE_EXT_PREDICATE(xtheadfmemidx) |
| MATERIALISE_EXT_PREDICATE(xtheadfmv) |
| MATERIALISE_EXT_PREDICATE(xtheadmac) |
| MATERIALISE_EXT_PREDICATE(xtheadmemidx) |
| MATERIALISE_EXT_PREDICATE(xtheadmempair) |
| MATERIALISE_EXT_PREDICATE(xtheadsync) |
| MATERIALISE_EXT_PREDICATE(XVentanaCondOps) |
| |
| #endif |
