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[Qemu-ppc] [PATCH v4 19/29] target-ppc: Add POWER7's TIR SPR


From: Alexey Kardashevskiy
Subject: [Qemu-ppc] [PATCH v4 19/29] target-ppc: Add POWER7's TIR SPR
Date: Tue, 3 Jun 2014 19:27:54 +1000

This adds TIR (Thread Identification Register) SPR first defined in
PowerISA 2.05.

Signed-off-by: Alexey Kardashevskiy <address@hidden>
---
Changes:
v4:
* disabled reading it from user space
---
 target-ppc/cpu.h            | 1 +
 target-ppc/translate_init.c | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index 97f01ca..8f43b37 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -1374,6 +1374,7 @@ static inline int cpu_mmu_index (CPUPPCState *env)
 #define SPR_BOOKE_GIVOR8      (0x1BB)
 #define SPR_BOOKE_GIVOR13     (0x1BC)
 #define SPR_BOOKE_GIVOR14     (0x1BD)
+#define SPR_TIR               (0x1BE)
 #define SPR_BOOKE_SPEFSCR     (0x200)
 #define SPR_Exxx_BBEAR        (0x201)
 #define SPR_Exxx_BBTAR        (0x202)
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 17163e7..c41d289 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -7509,6 +7509,11 @@ static void gen_spr_book3s_ids(CPUPPCState *env)
                  SPR_NOACCESS, SPR_NOACCESS,
                  &spr_read_generic, &spr_write_pir,
                  0x00000000);
+
+    spr_register(env, SPR_TIR, "TIR",
+                 SPR_NOACCESS, SPR_NOACCESS,
+                 &spr_read_generic, SPR_NOACCESS,
+                 0x00000000);
 }
 
 static void gen_spr_book3s_purr(CPUPPCState *env)
-- 
2.0.0




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