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[Qemu-ppc] [PATCH v2 05/10] ppc: Add dummy SPR_IC for POWER8
From: |
Cédric Le Goater |
Subject: |
[Qemu-ppc] [PATCH v2 05/10] ppc: Add dummy SPR_IC for POWER8 |
Date: |
Wed, 16 Mar 2016 14:13:49 +0100 |
From: Benjamin Herrenschmidt <address@hidden>
It's supposed to be an instruction counter. For now make us not
crash when accessing it.
Signed-off-by: Benjamin Herrenschmidt <address@hidden>
Reviewed-by: Thomas Huth <address@hidden>
Reviewed-by: David Gibson <address@hidden>
---
This is required for patch "ppc: A couple more dummy POWER8 Book4 regs"
target-ppc/cpu.h | 1 +
target-ppc/translate_init.c | 12 ++++++++++++
2 files changed, 13 insertions(+)
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h
index a7da0d3e95a9..167c73f863b3 100644
--- a/target-ppc/cpu.h
+++ b/target-ppc/cpu.h
@@ -1685,6 +1685,7 @@ static inline int cpu_mmu_index (CPUPPCState *env, bool
ifetch)
#define SPR_MPC_MD_DBRAM1 (0x32A)
#define SPR_RCPU_L2U_RA3 (0x32B)
#define SPR_TAR (0x32F)
+#define SPR_IC (0x350)
#define SPR_VTB (0x351)
#define SPR_MMCRC (0x353)
#define SPR_440_INV0 (0x370)
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index aaf8ad79361e..fa8d217295b9 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -7924,6 +7924,17 @@ static void gen_spr_power8_pspb(CPUPPCState *env)
KVM_REG_PPC_PSPB, 0);
}
+static void gen_spr_power8_ic(CPUPPCState *env)
+{
+#if !defined(CONFIG_USER_ONLY)
+ spr_register_hv(env, SPR_IC, "IC",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0);
+#endif
+}
+
static void init_proc_book3s_64(CPUPPCState *env, int version)
{
gen_spr_ne_601(env);
@@ -7976,6 +7987,7 @@ static void init_proc_book3s_64(CPUPPCState *env, int
version)
gen_spr_power8_tm(env);
gen_spr_power8_pspb(env);
gen_spr_vtb(env);
+ gen_spr_power8_ic(env);
}
if (version < BOOK3S_CPU_POWER8) {
gen_spr_book3s_dbg(env);
--
2.1.4
- [Qemu-ppc] [PATCH v2 00/10] ppc: preparing pnv landing, Cédric Le Goater, 2016/03/16
- [Qemu-ppc] [PATCH v2 05/10] ppc: Add dummy SPR_IC for POWER8,
Cédric Le Goater <=
- [Qemu-ppc] [PATCH v2 01/10] ppc: Update SPR definitions, Cédric Le Goater, 2016/03/16
- [Qemu-ppc] [PATCH v2 04/10] ppc: Create cpu_ppc_set_papr() helper, Cédric Le Goater, 2016/03/16
- [Qemu-ppc] [PATCH v2 03/10] ppc: Add a bunch of hypervisor SPRs to Book3s, Cédric Le Goater, 2016/03/16
- [Qemu-ppc] [PATCH v2 06/10] ppc: Initialize AMOR in PAPR mode, Cédric Le Goater, 2016/03/16
- [Qemu-ppc] [PATCH v2 08/10] ppc: Add POWER8 IAMR register, Cédric Le Goater, 2016/03/16