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[Qemu-devel] [PATCH 3/7] PPC64: Implment tlbiel
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 3/7] PPC64: Implment tlbiel |
Date: |
Thu, 5 Mar 2009 15:14:10 +0100 |
Linux uses tlbiel to flush TLB entries in PPC64 mode. This special TLB
flush opcode only flushes an entry for the CPU it runs on, not across
all CPUs in the system.
Signed-off-by: Alexander Graf <address@hidden>
---
target-ppc/translate.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index f48ab20..b5de33b 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -4390,6 +4390,20 @@ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01,
PPC_MEM_TLBIA)
#endif
}
+/* tlbiel */
+GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ if (unlikely(!ctx->mem_idx)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+ gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
+#endif
+}
+
/* tlbie */
GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
{
--
1.6.0.2
- [Qemu-devel] [PATCH 0/7] PPC64 Linux bringup patches v2, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 1/7] PPC64: Implement slbmte, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 2/7] PPC64: Implement large pages, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 3/7] PPC64: Implment tlbiel,
Alexander Graf <=
- [Qemu-devel] [PATCH 4/7] Activate uninorth AGP bridge, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 5/7] PPC64: Nop some SPRs on 970fx, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 6/7] PPC64: Enable 64bit mode on interrupts, Alexander Graf, 2009/03/05
- [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Alexander Graf, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Paul Brook, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Alexander Graf, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Alexander Graf, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Paul Brook, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Paul Brook, 2009/03/05
- Re: [Qemu-devel] [PATCH 7/7] PPC64: Don't fault at lwsync, Daniel Jacobowitz, 2009/03/05