2 * PowerPC emulation for qemu: read/write callbacks for SPRs
4 * Copyright (C) 2021 Instituto de Pesquisas Eldorado
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.
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.
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/>.
22 #define SPR_NOACCESS (&spr_noaccess)
25 # define USR_ARG(X) X,
26 # ifdef CONFIG_USER_ONLY
29 # define SYS_ARG(X) X,
36 # define KVM_ARG(X) X,
41 typedef void spr_callback(DisasContext *, int, int);
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);
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)
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)
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)
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)
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);
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);
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);
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);
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);