target/ppc/spr_common.h

   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