Merge remote-tracking branch 'remotes/vivier/tags/q800-for-5.0-pull-request' into staging

m68k: fix CACR valid bits
q800: add a fake mac rom reset (used by linux)
      fix and improve PRAM emulation

# gpg: Signature made Tue 07 Jan 2020 13:25:50 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier/tags/q800-for-5.0-pull-request:
  target/m68k: only change valid bits in CACR
  q800: implement mac rom reset function for BIOS-less mode
  q800: add a block backend to the PRAM
  q800: fix mac_via RTC PRAM commands

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 22 insertions, 6 deletions

diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c
index e6596de29c..f276335faf 100644
--- a/target/m68k/cpu.c
+++ b/target/m68k/cpu.c
@@ -114,11 +114,9 @@ static void m68000_cpu_initfn(Object *obj)
     m68k_set_feature(env, M68K_FEATURE_MOVEP);
 }
 
-static void m68020_cpu_initfn(Object *obj)
+/* common features for 68020, 68030 and 68040 */
+static void m680x0_cpu_common(CPUM68KState *env)
 {
-    M68kCPU *cpu = M68K_CPU(obj);
-    CPUM68KState *env = &cpu->env;
-
     m68k_set_feature(env, M68K_FEATURE_M68000);
     m68k_set_feature(env, M68K_FEATURE_USP);
     m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
@@ -136,14 +134,31 @@ static void m68020_cpu_initfn(Object *obj)
     m68k_set_feature(env, M68K_FEATURE_CHK2);
     m68k_set_feature(env, M68K_FEATURE_MOVEP);
 }
-#define m68030_cpu_initfn m68020_cpu_initfn
+
+static void m68020_cpu_initfn(Object *obj)
+{
+    M68kCPU *cpu = M68K_CPU(obj);
+    CPUM68KState *env = &cpu->env;
+
+    m680x0_cpu_common(env);
+    m68k_set_feature(env, M68K_FEATURE_M68020);
+}
+
+static void m68030_cpu_initfn(Object *obj)
+{
+    M68kCPU *cpu = M68K_CPU(obj);
+    CPUM68KState *env = &cpu->env;
+
+    m680x0_cpu_common(env);
+    m68k_set_feature(env, M68K_FEATURE_M68030);
+}
 
 static void m68040_cpu_initfn(Object *obj)
 {
     M68kCPU *cpu = M68K_CPU(obj);
     CPUM68KState *env = &cpu->env;
 
-    m68020_cpu_initfn(obj);
+    m680x0_cpu_common(env);
     m68k_set_feature(env, M68K_FEATURE_M68040);
 }
 
@@ -166,6 +181,7 @@ static void m68060_cpu_initfn(Object *obj)
     m68k_set_feature(env, M68K_FEATURE_BKPT);
     m68k_set_feature(env, M68K_FEATURE_RTD);
     m68k_set_feature(env, M68K_FEATURE_CHK2);
+    m68k_set_feature(env, M68K_FEATURE_M68060);
 }
 
 static void m5208_cpu_initfn(Object *obj)