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ppc: Add dummy CIABR SPR

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We should implement HW breakpoint/watchpoint, qemu supports them...

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Benjamin Herrenschmidt 2016-03-21 13:52:39 +01:00 committed by David Gibson
parent a6eabb9e59
commit eb5ceb4d38
2 changed files with 6 additions and 0 deletions
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1
target-ppc/cpu.h
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@ -1393,6 +1393,7 @@ static inline int cpu_mmu_index (CPUPPCState *env, bool ifetch)
#define SPR_PSPB (0x09F)
#define SPR_DAWR (0x0B4)
#define SPR_RPR (0x0BA)
#define SPR_CIABR (0x0BB)
#define SPR_DAWRX (0x0BC)
#define SPR_HFSCR (0x0BE)
#define SPR_VRSAVE (0x100)

5
target-ppc/translate_init.c
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@ -7589,6 +7589,11 @@ static void gen_spr_book3s_207_dbg(CPUPPCState *env)
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
KVM_REG_PPC_DAWRX, 0x00000000);
spr_register_kvm_hv(env, SPR_CIABR, "CIABR",
SPR_NOACCESS, SPR_NOACCESS,
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
KVM_REG_PPC_CIABR, 0x00000000);
}
static void gen_spr_970_dbg(CPUPPCState *env)