[PULL,01/23] ppc: Add a bunch of hypervisor SPRs to Book3s

Commit Message

David Gibson July 1, 2016, 6:41 a.m. UTC

From: Benjamin Herrenschmidt <[e-mail]>

We don't give them a KVM reg number yet as no current KVM version
supports HV mode.

Signed-off-by: Benjamin Herrenschmidt <[e-mail]>
[clg: SPRs AMOR,DAWR,DARWX were already included in commit f401dd32cb8e9]
Signed-off-by: Cédric Le Goater <[e-mail]>
Signed-off-by: David Gibson <[e-mail]>
---
 target-ppc/translate_init.c | 119 ++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 116 insertions(+), 3 deletions(-)

Patch

diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 08bdd07..d328455 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -7793,15 +7793,116 @@  static void gen_spr_power5p_lpar(CPUPPCState *env)
     spr_register_kvm(env, SPR_LPCR, "LPCR",
                      SPR_NOACCESS, SPR_NOACCESS,
                      &spr_read_generic, &spr_write_generic,
-                     KVM_REG_PPC_LPCR, 0x00000000);
+                     KVM_REG_PPC_LPCR, LPCR_LPES0 | LPCR_LPES1);
 }
 
+#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);
+}
+#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 +8161,17 @@  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 +8229,7 @@  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);