1 /* 2 * PowerPC emulation for qemu: read/write callbacks for SPRs 3 * 4 * Copyright (C) 2021 Instituto de Pesquisas Eldorado 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18 */ 19 #ifndef SPR_COMMON_H 20 #define SPR_COMMON_H 21 22 #define SPR_NOACCESS (&spr_noaccess) 23 24 #ifdef CONFIG_TCG 25 # define USR_ARG(X) X, 26 # ifdef CONFIG_USER_ONLY 27 # define SYS_ARG(X) 28 # else 29 # define SYS_ARG(X) X, 30 # endif 31 #else 32 # define USR_ARG(X) 33 # define SYS_ARG(X) 34 #endif 35 #ifdef CONFIG_KVM 36 # define KVM_ARG(X) X, 37 #else 38 # define KVM_ARG(X) 39 #endif 40 41 typedef void spr_callback(DisasContext *, int, int); 42 43 void _spr_register(CPUPPCState *env, int num, const char *name, 44 USR_ARG(spr_callback *uea_read) 45 USR_ARG(spr_callback *uea_write) 46 SYS_ARG(spr_callback *oea_read) 47 SYS_ARG(spr_callback *oea_write) 48 SYS_ARG(spr_callback *hea_read) 49 SYS_ARG(spr_callback *hea_write) 50 KVM_ARG(uint64_t one_reg_id) 51 target_ulong initial_value); 52 53 /* spr_register_kvm_hv passes all required arguments. */ 54 #define spr_register_kvm_hv(env, num, name, uea_read, uea_write, \ 55 oea_read, oea_write, hea_read, hea_write, \ 56 one_reg_id, initial_value) \ 57 _spr_register(env, num, name, \ 58 USR_ARG(uea_read) USR_ARG(uea_write) \ 59 SYS_ARG(oea_read) SYS_ARG(oea_write) \ 60 SYS_ARG(hea_read) SYS_ARG(hea_write) \ 61 KVM_ARG(one_reg_id) initial_value) 62 63 /* spr_register_kvm duplicates the oea callbacks to the hea callbacks. */ 64 #define spr_register_kvm(env, num, name, uea_read, uea_write, \ 65 oea_read, oea_write, one_reg_id, ival) \ 66 spr_register_kvm_hv(env, num, name, uea_read, uea_write, oea_read, \ 67 oea_write, oea_read, oea_write, one_reg_id, ival) 68 69 /* spr_register_hv and spr_register are similar, except there is no kvm id. */ 70 #define spr_register_hv(env, num, name, uea_read, uea_write, \ 71 oea_read, oea_write, hea_read, hea_write, ival) \ 72 spr_register_kvm_hv(env, num, name, uea_read, uea_write, oea_read, \ 73 oea_write, hea_read, hea_write, 0, ival) 74 75 #define spr_register(env, num, name, uea_read, uea_write, \ 76 oea_read, oea_write, ival) \ 77 spr_register_kvm(env, num, name, uea_read, uea_write, \ 78 oea_read, oea_write, 0, ival) 79 80 /* prototypes for readers and writers for SPRs */ 81 void spr_noaccess(DisasContext *ctx, int gprn, int sprn); 82 void spr_read_generic(DisasContext *ctx, int gprn, int sprn); 83 void spr_write_generic(DisasContext *ctx, int sprn, int gprn); 84 void spr_write_generic32(DisasContext *ctx, int sprn, int gprn); 85 void spr_core_write_generic(DisasContext *ctx, int sprn, int gprn); 86 void spr_write_MMCR0(DisasContext *ctx, int sprn, int gprn); 87 void spr_write_MMCR1(DisasContext *ctx, int sprn, int gprn); 88 void spr_write_PMC(DisasContext *ctx, int sprn, int gprn); 89 void spr_write_CTRL(DisasContext *ctx, int sprn, int gprn); 90 void spr_read_xer(DisasContext *ctx, int gprn, int sprn); 91 void spr_write_xer(DisasContext *ctx, int sprn, int gprn); 92 void spr_read_lr(DisasContext *ctx, int gprn, int sprn); 93 void spr_write_lr(DisasContext *ctx, int sprn, int gprn); 94 void spr_read_ctr(DisasContext *ctx, int gprn, int sprn); 95 void spr_write_ctr(DisasContext *ctx, int sprn, int gprn); 96 void spr_read_ureg(DisasContext *ctx, int gprn, int sprn); 97 void spr_read_MMCR0_ureg(DisasContext *ctx, int gprn, int sprn); 98 void spr_read_MMCR2_ureg(DisasContext *ctx, int gprn, int sprn); 99 void spr_read_PMC(DisasContext *ctx, int gprn, int sprn); 100 void spr_read_PMC14_ureg(DisasContext *ctx, int gprn, int sprn); 101 void spr_read_PMC56_ureg(DisasContext *ctx, int gprn, int sprn); 102 void spr_read_tbl(DisasContext *ctx, int gprn, int sprn); 103 void spr_read_tbu(DisasContext *ctx, int gprn, int sprn); 104 void spr_read_atbl(DisasContext *ctx, int gprn, int sprn); 105 void spr_read_atbu(DisasContext *ctx, int gprn, int sprn); 106 void spr_read_spefscr(DisasContext *ctx, int gprn, int sprn); 107 void spr_write_spefscr(DisasContext *ctx, int sprn, int gprn); 108 void spr_write_MMCR0_ureg(DisasContext *ctx, int sprn, int gprn); 109 void spr_write_MMCR2_ureg(DisasContext *ctx, int sprn, int gprn); 110 void spr_write_PMC14_ureg(DisasContext *ctx, int sprn, int gprn); 111 void spr_write_PMC56_ureg(DisasContext *ctx, int sprn, int gprn); 112 113 #ifndef CONFIG_USER_ONLY 114 void spr_write_clear(DisasContext *ctx, int sprn, int gprn); 115 void spr_access_nop(DisasContext *ctx, int sprn, int gprn); 116 void spr_read_decr(DisasContext *ctx, int gprn, int sprn); 117 void spr_write_decr(DisasContext *ctx, int sprn, int gprn); 118 void spr_write_tbl(DisasContext *ctx, int sprn, int gprn); 119 void spr_write_tbu(DisasContext *ctx, int sprn, int gprn); 120 void spr_write_atbl(DisasContext *ctx, int sprn, int gprn); 121 void spr_write_atbu(DisasContext *ctx, int sprn, int gprn); 122 void spr_read_ibat(DisasContext *ctx, int gprn, int sprn); 123 void spr_read_ibat_h(DisasContext *ctx, int gprn, int sprn); 124 void spr_write_ibatu(DisasContext *ctx, int sprn, int gprn); 125 void spr_write_ibatu_h(DisasContext *ctx, int sprn, int gprn); 126 void spr_write_ibatl(DisasContext *ctx, int sprn, int gprn); 127 void spr_write_ibatl_h(DisasContext *ctx, int sprn, int gprn); 128 void spr_read_dbat(DisasContext *ctx, int gprn, int sprn); 129 void spr_read_dbat_h(DisasContext *ctx, int gprn, int sprn); 130 void spr_write_dbatu(DisasContext *ctx, int sprn, int gprn); 131 void spr_write_dbatu_h(DisasContext *ctx, int sprn, int gprn); 132 void spr_write_dbatl(DisasContext *ctx, int sprn, int gprn); 133 void spr_write_dbatl_h(DisasContext *ctx, int sprn, int gprn); 134 void spr_write_sdr1(DisasContext *ctx, int sprn, int gprn); 135 void spr_read_40x_pit(DisasContext *ctx, int gprn, int sprn); 136 void spr_write_40x_pit(DisasContext *ctx, int sprn, int gprn); 137 void spr_write_40x_dbcr0(DisasContext *ctx, int sprn, int gprn); 138 void spr_write_40x_sler(DisasContext *ctx, int sprn, int gprn); 139 void spr_write_40x_tcr(DisasContext *ctx, int sprn, int gprn); 140 void spr_write_40x_tsr(DisasContext *ctx, int sprn, int gprn); 141 void spr_write_40x_pid(DisasContext *ctx, int sprn, int gprn); 142 void spr_write_booke_tcr(DisasContext *ctx, int sprn, int gprn); 143 void spr_write_booke_tsr(DisasContext *ctx, int sprn, int gprn); 144 void spr_read_403_pbr(DisasContext *ctx, int gprn, int sprn); 145 void spr_write_403_pbr(DisasContext *ctx, int sprn, int gprn); 146 void spr_write_pir(DisasContext *ctx, int sprn, int gprn); 147 void spr_write_excp_prefix(DisasContext *ctx, int sprn, int gprn); 148 void spr_write_excp_vector(DisasContext *ctx, int sprn, int gprn); 149 void spr_read_thrm(DisasContext *ctx, int gprn, int sprn); 150 void spr_write_e500_l1csr0(DisasContext *ctx, int sprn, int gprn); 151 void spr_write_e500_l1csr1(DisasContext *ctx, int sprn, int gprn); 152 void spr_write_e500_l2csr0(DisasContext *ctx, int sprn, int gprn); 153 void spr_write_booke206_mmucsr0(DisasContext *ctx, int sprn, int gprn); 154 void spr_write_booke_pid(DisasContext *ctx, int sprn, int gprn); 155 void spr_write_eplc(DisasContext *ctx, int sprn, int gprn); 156 void spr_write_epsc(DisasContext *ctx, int sprn, int gprn); 157 void spr_write_mas73(DisasContext *ctx, int sprn, int gprn); 158 void spr_read_mas73(DisasContext *ctx, int gprn, int sprn); 159 #ifdef TARGET_PPC64 160 void spr_read_cfar(DisasContext *ctx, int gprn, int sprn); 161 void spr_write_cfar(DisasContext *ctx, int sprn, int gprn); 162 void spr_write_ciabr(DisasContext *ctx, int sprn, int gprn); 163 void spr_write_dawr0(DisasContext *ctx, int sprn, int gprn); 164 void spr_write_dawrx0(DisasContext *ctx, int sprn, int gprn); 165 void spr_write_ureg(DisasContext *ctx, int sprn, int gprn); 166 void spr_read_purr(DisasContext *ctx, int gprn, int sprn); 167 void spr_write_purr(DisasContext *ctx, int sprn, int gprn); 168 void spr_read_hdecr(DisasContext *ctx, int gprn, int sprn); 169 void spr_write_hdecr(DisasContext *ctx, int sprn, int gprn); 170 void spr_read_vtb(DisasContext *ctx, int gprn, int sprn); 171 void spr_write_vtb(DisasContext *ctx, int sprn, int gprn); 172 void spr_write_tbu40(DisasContext *ctx, int sprn, int gprn); 173 void spr_write_pidr(DisasContext *ctx, int sprn, int gprn); 174 void spr_write_lpidr(DisasContext *ctx, int sprn, int gprn); 175 void spr_read_hior(DisasContext *ctx, int gprn, int sprn); 176 void spr_write_hior(DisasContext *ctx, int sprn, int gprn); 177 void spr_write_ptcr(DisasContext *ctx, int sprn, int gprn); 178 void spr_write_pcr(DisasContext *ctx, int sprn, int gprn); 179 void spr_read_dpdes(DisasContext *ctx, int gprn, int sprn); 180 void spr_write_dpdes(DisasContext *ctx, int sprn, int gprn); 181 void spr_write_amr(DisasContext *ctx, int sprn, int gprn); 182 void spr_write_uamor(DisasContext *ctx, int sprn, int gprn); 183 void spr_write_iamr(DisasContext *ctx, int sprn, int gprn); 184 #endif 185 #endif 186 187 #ifdef TARGET_PPC64 188 void spr_read_prev_upper32(DisasContext *ctx, int gprn, int sprn); 189 void spr_write_prev_upper32(DisasContext *ctx, int sprn, int gprn); 190 void spr_read_tar(DisasContext *ctx, int gprn, int sprn); 191 void spr_write_tar(DisasContext *ctx, int sprn, int gprn); 192 void spr_read_tm(DisasContext *ctx, int gprn, int sprn); 193 void spr_write_tm(DisasContext *ctx, int sprn, int gprn); 194 void spr_read_tm_upper32(DisasContext *ctx, int gprn, int sprn); 195 void spr_write_tm_upper32(DisasContext *ctx, int sprn, int gprn); 196 void spr_read_ebb(DisasContext *ctx, int gprn, int sprn); 197 void spr_write_ebb(DisasContext *ctx, int sprn, int gprn); 198 void spr_read_ebb_upper32(DisasContext *ctx, int gprn, int sprn); 199 void spr_write_ebb_upper32(DisasContext *ctx, int sprn, int gprn); 200 void spr_write_hmer(DisasContext *ctx, int sprn, int gprn); 201 void spr_read_tfmr(DisasContext *ctx, int gprn, int sprn); 202 void spr_write_tfmr(DisasContext *ctx, int sprn, int gprn); 203 void spr_write_lpcr(DisasContext *ctx, int sprn, int gprn); 204 void spr_read_dexcr_ureg(DisasContext *ctx, int gprn, int sprn); 205 #endif 206 207 void register_low_BATs(CPUPPCState *env); 208 void register_high_BATs(CPUPPCState *env); 209 void register_sdr1_sprs(CPUPPCState *env); 210 void register_thrm_sprs(CPUPPCState *env); 211 void register_usprgh_sprs(CPUPPCState *env); 212 void register_non_embedded_sprs(CPUPPCState *env); 213 void register_6xx_7xx_soft_tlb(CPUPPCState *env, int nb_tlbs, int nb_ways); 214 void register_generic_sprs(PowerPCCPU *cpu); 215 216 #endif 217