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[PULL 10/42] target/ppc: booke: System Call exception cleanup
From: |
Cédric Le Goater |
Subject: |
[PULL 10/42] target/ppc: booke: System Call exception cleanup |
Date: |
Thu, 10 Feb 2022 13:59:36 +0100 |
From: Fabiano Rosas <farosas@linux.ibm.com>
QEMU does not support BookE as a hypervisor.
Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20220128224018.1228062-10-farosas@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
target/ppc/excp_helper.c | 21 ++-------------------
1 file changed, 2 insertions(+), 19 deletions(-)
diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index dfcb9995b8a2..a5134e360cf7 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -751,7 +751,7 @@ static void powerpc_excp_booke(PowerPCCPU *cpu, int excp)
CPUPPCState *env = &cpu->env;
int excp_model = env->excp_model;
target_ulong msr, new_msr, vector;
- int srr0, srr1, lev = -1;
+ int srr0, srr1;
if (excp <= POWERPC_EXCP_NONE || excp >= POWERPC_EXCP_NB) {
cpu_abort(cs, "Invalid PowerPC exception %d. Aborting\n", excp);
@@ -884,30 +884,13 @@ static void powerpc_excp_booke(PowerPCCPU *cpu, int excp)
}
break;
case POWERPC_EXCP_SYSCALL: /* System call exception */
- lev = env->error_code;
-
- if ((lev == 1) && cpu->vhyp) {
- dump_hcall(env);
- } else {
- dump_syscall(env);
- }
+ dump_syscall(env);
/*
* We need to correct the NIP which in this case is supposed
* to point to the next instruction
*/
env->nip += 4;
-
- /* "PAPR mode" built-in hypercall emulation */
- if ((lev == 1) && cpu->vhyp) {
- PPCVirtualHypervisorClass *vhc =
- PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp);
- vhc->hypercall(cpu->vhyp, cpu);
- return;
- }
- if (lev == 1) {
- new_msr |= (target_ulong)MSR_HVB;
- }
break;
case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */
case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */
--
2.34.1
- [PULL 28/42] target/ppc: Simplify powerpc_excp_7xx, (continued)
- [PULL 28/42] target/ppc: Simplify powerpc_excp_7xx, Cédric Le Goater, 2022/02/10
- [PULL 02/42] target/ppc: Introduce powerpc_excp_booke, Cédric Le Goater, 2022/02/10
- [PULL 31/42] target/ppc: 7xx: Program exception cleanup, Cédric Le Goater, 2022/02/10
- [PULL 21/42] target/ppc: 6xx: Program exception cleanup, Cédric Le Goater, 2022/02/10
- [PULL 24/42] target/ppc: 6xx: Software TLB exceptions cleanup, Cédric Le Goater, 2022/02/10
- [PULL 25/42] target/ppc: 6xx: Set SRRs directly in exception code, Cédric Le Goater, 2022/02/10
- [PULL 36/42] target/ppc: Remove powerpc_excp_legacy, Cédric Le Goater, 2022/02/10
- [PULL 37/42] target/ppc: powerpc_excp: Move common code to the caller function, Cédric Le Goater, 2022/02/10
- [PULL 23/42] target/ppc: 6xx: System Reset interrupt cleanup, Cédric Le Goater, 2022/02/10
- [PULL 08/42] target/ppc: booke: External interrupt cleanup, Cédric Le Goater, 2022/02/10
- [PULL 10/42] target/ppc: booke: System Call exception cleanup,
Cédric Le Goater <=
- [PULL 13/42] target/ppc: Fix radix logging, Cédric Le Goater, 2022/02/10
- [PULL 35/42] target/ppc: 7xx: Set SRRs directly in exception code, Cédric Le Goater, 2022/02/10
- [PULL 29/42] target/ppc: 7xx: Machine Check exception cleanup, Cédric Le Goater, 2022/02/10
- [PULL 17/42] target/ppc: Simplify powerpc_excp_6xx, Cédric Le Goater, 2022/02/10
- [PULL 39/42] target/ppc: books: Remove excp_model argument from ppc_excp_apply_ail, Cédric Le Goater, 2022/02/10
- [PULL 40/42] target/ppc: Change VSX instructions behavior to fill with zeros, Cédric Le Goater, 2022/02/10
- [PULL 38/42] target/ppc: Assert if MSR bits differ from msr_mask during exceptions, Cédric Le Goater, 2022/02/10
- [PULL 41/42] docs: rstfy confidential guest documentation, Cédric Le Goater, 2022/02/10
- [PULL 34/42] target/ppc: 7xx: Software TLB cleanup, Cédric Le Goater, 2022/02/10
- [PULL 27/42] target/ppc: Introduce powerpc_excp_7xx, Cédric Le Goater, 2022/02/10