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-rw-r--r--target-ppc/translate_init.c216
1 files changed, 197 insertions, 19 deletions
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 08bdd07751..843f19b748 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -277,6 +277,32 @@ static void spr_read_purr (DisasContext *ctx, int gprn, int sprn)
{
gen_helper_load_purr(cpu_gpr[gprn], cpu_env);
}
+
+/* HDECR */
+static void spr_read_hdecr(DisasContext *ctx, int gprn, int sprn)
+{
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_start();
+ }
+ gen_helper_load_hdecr(cpu_gpr[gprn], cpu_env);
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_end();
+ gen_stop_exception(ctx);
+ }
+}
+
+static void spr_write_hdecr(DisasContext *ctx, int sprn, int gprn)
+{
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_start();
+ }
+ gen_helper_store_hdecr(cpu_env, cpu_gpr[gprn]);
+ if (ctx->tb->cflags & CF_USE_ICOUNT) {
+ gen_io_end();
+ gen_stop_exception(ctx);
+ }
+}
+
#endif
#endif
@@ -7525,16 +7551,6 @@ static void gen_spr_970_hior(CPUPPCState *env)
0x00000000);
}
-static void gen_spr_970_lpar(CPUPPCState *env)
-{
- /* Logical partitionning */
- /* PPC970: HID4 is effectively the LPCR */
- spr_register(env, SPR_970_HID4, "HID4",
- SPR_NOACCESS, SPR_NOACCESS,
- &spr_read_generic, &spr_write_generic,
- 0x00000000);
-}
-
static void gen_spr_book3s_common(CPUPPCState *env)
{
spr_register(env, SPR_CTRL, "SPR_CTRL",
@@ -7787,21 +7803,155 @@ static void gen_spr_power5p_ear(CPUPPCState *env)
0x00000000);
}
+#if !defined(CONFIG_USER_ONLY)
+static void spr_write_hmer(DisasContext *ctx, int sprn, int gprn)
+{
+ TCGv hmer = tcg_temp_new();
+
+ gen_load_spr(hmer, sprn);
+ tcg_gen_and_tl(hmer, cpu_gpr[gprn], hmer);
+ gen_store_spr(sprn, hmer);
+ spr_store_dump_spr(sprn);
+ tcg_temp_free(hmer);
+}
+
+static void spr_write_lpcr(DisasContext *ctx, int sprn, int gprn)
+{
+ gen_helper_store_lpcr(cpu_env, cpu_gpr[gprn]);
+}
+
+static void spr_write_970_hid4(DisasContext *ctx, int sprn, int gprn)
+{
+#if defined(TARGET_PPC64)
+ spr_write_generic(ctx, sprn, gprn);
+ gen_helper_store_lpcr(cpu_env, cpu_gpr[gprn]);
+#endif
+}
+
+#endif /* !defined(CONFIG_USER_ONLY) */
+
+static void gen_spr_970_lpar(CPUPPCState *env)
+{
+#if !defined(CONFIG_USER_ONLY)
+ /* Logical partitionning */
+ /* PPC970: HID4 is effectively the LPCR */
+ spr_register(env, SPR_970_HID4, "HID4",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_970_hid4,
+ 0x00000000);
+#endif
+}
+
static void gen_spr_power5p_lpar(CPUPPCState *env)
{
+#if !defined(CONFIG_USER_ONLY)
/* Logical partitionning */
- spr_register_kvm(env, SPR_LPCR, "LPCR",
- SPR_NOACCESS, SPR_NOACCESS,
- &spr_read_generic, &spr_write_generic,
- KVM_REG_PPC_LPCR, 0x00000000);
+ spr_register_kvm_hv(env, SPR_LPCR, "LPCR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_lpcr,
+ KVM_REG_PPC_LPCR, LPCR_LPES0 | LPCR_LPES1);
+ spr_register_hv(env, SPR_HDEC, "HDEC",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_hdecr, &spr_write_hdecr, 0);
+#endif
}
static void gen_spr_book3s_ids(CPUPPCState *env)
{
+ /* FIXME: Will need to deal with thread vs core only SPRs */
+
/* Processor identification */
- spr_register(env, SPR_PIR, "PIR",
+ spr_register_hv(env, SPR_PIR, "PIR",
SPR_NOACCESS, SPR_NOACCESS,
- &spr_read_generic, &spr_write_pir,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, NULL,
+ 0x00000000);
+ spr_register_hv(env, SPR_HID0, "HID0",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_TSCR, "TSCR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HMER, "HMER",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_hmer,
+ 0x00000000);
+ spr_register_hv(env, SPR_HMEER, "HMEER",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_TFMR, "TFMR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_LPIDR, "LPIDR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HFSCR, "HFSCR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_MMCRC, "MMCRC",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_MMCRH, "MMCRH",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HSPRG0, "HSPRG0",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HSPRG1, "HSPRG1",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HSRR0, "HSRR0",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HSRR1, "HSRR1",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HDAR, "HDAR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HDSISR, "HDSISR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_RMOR, "RMOR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register_hv(env, SPR_HRMOR, "HRMOR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
0x00000000);
}
@@ -8060,6 +8210,17 @@ static void gen_spr_power7_book4(CPUPPCState *env)
#endif
}
+static void gen_spr_power8_rpr(CPUPPCState *env)
+{
+#if !defined(CONFIG_USER_ONLY)
+ spr_register_hv(env, SPR_RPR, "RPR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000103070F1F3F);
+#endif
+}
+
static void init_proc_book3s_64(CPUPPCState *env, int version)
{
gen_spr_ne_601(env);
@@ -8117,6 +8278,7 @@ static void init_proc_book3s_64(CPUPPCState *env, int version)
gen_spr_vtb(env);
gen_spr_power8_ic(env);
gen_spr_power8_book4(env);
+ gen_spr_power8_rpr(env);
}
if (version < BOOK3S_CPU_POWER8) {
gen_spr_book3s_dbg(env);
@@ -10131,8 +10293,8 @@ static void ppc_cpu_initfn(Object *obj)
if (pcc->sps) {
env->sps = *pcc->sps;
} else if (env->mmu_model & POWERPC_MMU_64) {
- /* Use default sets of page sizes */
- static const struct ppc_segment_page_sizes defsps = {
+ /* Use default sets of page sizes. We don't support MPSS */
+ static const struct ppc_segment_page_sizes defsps_4k = {
.sps = {
{ .page_shift = 12, /* 4K */
.slb_enc = 0,
@@ -10144,7 +10306,23 @@ static void ppc_cpu_initfn(Object *obj)
},
},
};
- env->sps = defsps;
+ static const struct ppc_segment_page_sizes defsps_64k = {
+ .sps = {
+ { .page_shift = 12, /* 4K */
+ .slb_enc = 0,
+ .enc = { { .page_shift = 12, .pte_enc = 0 } }
+ },
+ { .page_shift = 16, /* 64K */
+ .slb_enc = 0x110,
+ .enc = { { .page_shift = 16, .pte_enc = 1 } }
+ },
+ { .page_shift = 24, /* 16M */
+ .slb_enc = 0x100,
+ .enc = { { .page_shift = 24, .pte_enc = 0 } }
+ },
+ },
+ };
+ env->sps = (env->mmu_model & POWERPC_MMU_64K) ? defsps_64k : defsps_4k;
}
#endif /* defined(TARGET_PPC64) */
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-04-29 06:11:23 +0200