From: Bharat Bhushan <Bharat.Bhushan@freescale.com>
To: agraf@suse.de
Cc: Bharat Bhushan <Bharat.Bhushan@freescale.com>,
maddy@linux.vnet.ibm.com, qemu-ppc@nongnu.org,
qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH 2/4 v8] ppc: synchronize excp_vectors for injecting exception
Date: Mon, 14 Jul 2014 14:45:36 +0530 [thread overview]
Message-ID: <1405329338-10206-3-git-send-email-Bharat.Bhushan@freescale.com> (raw)
In-Reply-To: <1405329338-10206-1-git-send-email-Bharat.Bhushan@freescale.com>
This patch synchronizes env->excp_vectors[] with env->iovr[].
This is required for using the existing interrupt injection mechanism
for kvm.
Signed-off-by: Bharat Bhushan <Bharat.Bhushan@freescale.com>
---
v7->v8
- No change
target-ppc/kvm.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index 4df23dd..e00a20f 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -903,6 +903,11 @@ int kvm_arch_put_registers(CPUState *cs, int level)
return ret;
}
+static void kvm_sync_excp(CPUPPCState *env, int vector, int ivor)
+{
+ env->excp_vectors[vector] = env->spr[ivor] + env->spr[SPR_BOOKE_IVPR];
+}
+
int kvm_arch_get_registers(CPUState *cs)
{
PowerPCCPU *cpu = POWERPC_CPU(cs);
@@ -985,35 +990,57 @@ int kvm_arch_get_registers(CPUState *cs)
if (sregs.u.e.features & KVM_SREGS_E_IVOR) {
env->spr[SPR_BOOKE_IVOR0] = sregs.u.e.ivor_low[0];
+ kvm_sync_excp(env, POWERPC_EXCP_CRITICAL, SPR_BOOKE_IVOR0);
env->spr[SPR_BOOKE_IVOR1] = sregs.u.e.ivor_low[1];
+ kvm_sync_excp(env, POWERPC_EXCP_MCHECK, SPR_BOOKE_IVOR1);
env->spr[SPR_BOOKE_IVOR2] = sregs.u.e.ivor_low[2];
+ kvm_sync_excp(env, POWERPC_EXCP_DSI, SPR_BOOKE_IVOR2);
env->spr[SPR_BOOKE_IVOR3] = sregs.u.e.ivor_low[3];
+ kvm_sync_excp(env, POWERPC_EXCP_ISI, SPR_BOOKE_IVOR3);
env->spr[SPR_BOOKE_IVOR4] = sregs.u.e.ivor_low[4];
+ kvm_sync_excp(env, POWERPC_EXCP_EXTERNAL, SPR_BOOKE_IVOR4);
env->spr[SPR_BOOKE_IVOR5] = sregs.u.e.ivor_low[5];
+ kvm_sync_excp(env, POWERPC_EXCP_ALIGN, SPR_BOOKE_IVOR5);
env->spr[SPR_BOOKE_IVOR6] = sregs.u.e.ivor_low[6];
+ kvm_sync_excp(env, POWERPC_EXCP_PROGRAM, SPR_BOOKE_IVOR6);
env->spr[SPR_BOOKE_IVOR7] = sregs.u.e.ivor_low[7];
+ kvm_sync_excp(env, POWERPC_EXCP_FPU, SPR_BOOKE_IVOR7);
env->spr[SPR_BOOKE_IVOR8] = sregs.u.e.ivor_low[8];
+ kvm_sync_excp(env, POWERPC_EXCP_SYSCALL, SPR_BOOKE_IVOR8);
env->spr[SPR_BOOKE_IVOR9] = sregs.u.e.ivor_low[9];
+ kvm_sync_excp(env, POWERPC_EXCP_APU, SPR_BOOKE_IVOR9);
env->spr[SPR_BOOKE_IVOR10] = sregs.u.e.ivor_low[10];
+ kvm_sync_excp(env, POWERPC_EXCP_DECR, SPR_BOOKE_IVOR10);
env->spr[SPR_BOOKE_IVOR11] = sregs.u.e.ivor_low[11];
+ kvm_sync_excp(env, POWERPC_EXCP_FIT, SPR_BOOKE_IVOR11);
env->spr[SPR_BOOKE_IVOR12] = sregs.u.e.ivor_low[12];
+ kvm_sync_excp(env, POWERPC_EXCP_WDT, SPR_BOOKE_IVOR12);
env->spr[SPR_BOOKE_IVOR13] = sregs.u.e.ivor_low[13];
+ kvm_sync_excp(env, POWERPC_EXCP_DTLB, SPR_BOOKE_IVOR13);
env->spr[SPR_BOOKE_IVOR14] = sregs.u.e.ivor_low[14];
+ kvm_sync_excp(env, POWERPC_EXCP_ITLB, SPR_BOOKE_IVOR14);
env->spr[SPR_BOOKE_IVOR15] = sregs.u.e.ivor_low[15];
+ kvm_sync_excp(env, POWERPC_EXCP_DEBUG, SPR_BOOKE_IVOR15);
if (sregs.u.e.features & KVM_SREGS_E_SPE) {
env->spr[SPR_BOOKE_IVOR32] = sregs.u.e.ivor_high[0];
+ kvm_sync_excp(env, POWERPC_EXCP_SPEU, SPR_BOOKE_IVOR32);
env->spr[SPR_BOOKE_IVOR33] = sregs.u.e.ivor_high[1];
+ kvm_sync_excp(env, POWERPC_EXCP_EFPDI, SPR_BOOKE_IVOR33);
env->spr[SPR_BOOKE_IVOR34] = sregs.u.e.ivor_high[2];
+ kvm_sync_excp(env, POWERPC_EXCP_EFPRI, SPR_BOOKE_IVOR34);
}
if (sregs.u.e.features & KVM_SREGS_E_PM) {
env->spr[SPR_BOOKE_IVOR35] = sregs.u.e.ivor_high[3];
+ kvm_sync_excp(env, POWERPC_EXCP_EPERFM, SPR_BOOKE_IVOR35);
}
if (sregs.u.e.features & KVM_SREGS_E_PC) {
env->spr[SPR_BOOKE_IVOR36] = sregs.u.e.ivor_high[4];
+ kvm_sync_excp(env, POWERPC_EXCP_DOORI, SPR_BOOKE_IVOR36);
env->spr[SPR_BOOKE_IVOR37] = sregs.u.e.ivor_high[5];
+ kvm_sync_excp(env, POWERPC_EXCP_DOORCI, SPR_BOOKE_IVOR37);
}
}
--
1.9.3
next prev parent reply other threads:[~2014-07-14 9:17 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-14 9:15 [Qemu-devel] [PATCH 0/4 v8] ppc: Add debug stub support Bharat Bhushan
2014-07-14 9:15 ` [Qemu-devel] [PATCH 1/4 v8] ppc: debug stub: Get trap instruction opcode from KVM Bharat Bhushan
2014-07-14 11:52 ` Madhavan Srinivasan
2014-07-14 9:15 ` Bharat Bhushan [this message]
2014-07-14 9:15 ` [Qemu-devel] [PATCH 4/4 v8] ppc: Add hw breakpoint watchpoint support Bharat Bhushan
2014-07-14 9:15 ` [Qemu-devel] [PATCH 3/4 v8] ppc: Add software breakpoint support Bharat Bhushan
2014-07-14 11:51 ` Madhavan Srinivasan
2014-07-28 13:36 ` [Qemu-devel] [PATCH 0/4 v8] ppc: Add debug stub support Alexander Graf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1405329338-10206-3-git-send-email-Bharat.Bhushan@freescale.com \
--to=bharat.bhushan@freescale.com \
--cc=agraf@suse.de \
--cc=maddy@linux.vnet.ibm.com \
--cc=qemu-devel@nongnu.org \
--cc=qemu-ppc@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).