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[PATCH 09/11] target/ppc: booke: System Call exception cleanup
From: |
Fabiano Rosas |
Subject: |
[PATCH 09/11] target/ppc: booke: System Call exception cleanup |
Date: |
Fri, 28 Jan 2022 19:40:16 -0300 |
QEMU does not support BookE as a hypervisor.
Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
---
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 dfcb9995b8..a5134e360c 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
- [PATCH 00/11] target/ppc: powerpc_excp improvements [BookE] (6/n), Fabiano Rosas, 2022/01/28
- [PATCH 03/11] target/ppc: booke: Critical exception cleanup, Fabiano Rosas, 2022/01/28
- [PATCH 02/11] target/ppc: Simplify powerpc_excp_booke, Fabiano Rosas, 2022/01/28
- [PATCH 01/11] target/ppc: Introduce powerpc_excp_booke, Fabiano Rosas, 2022/01/28
- [PATCH 04/11] target/ppc: booke: Machine Check cleanups, Fabiano Rosas, 2022/01/28
- [PATCH 08/11] target/ppc: booke: Alignment interrupt cleanup, Fabiano Rosas, 2022/01/28
- [PATCH 10/11] target/ppc: booke: Watchdog Timer interrupt, Fabiano Rosas, 2022/01/28
- [PATCH 09/11] target/ppc: booke: System Call exception cleanup,
Fabiano Rosas <=
- [PATCH 07/11] target/ppc: booke: External interrupt cleanup, Fabiano Rosas, 2022/01/28
- [PATCH 06/11] target/ppc: booke: Instruction storage exception cleanup, Fabiano Rosas, 2022/01/28
- [PATCH 05/11] target/ppc: booke: Data Storage exception cleanup, Fabiano Rosas, 2022/01/28
- [PATCH 11/11] target/ppc: booke: System Reset exception cleanup, Fabiano Rosas, 2022/01/28
- Re: [PATCH 00/11] target/ppc: powerpc_excp improvements [BookE] (6/n), BALATON Zoltan, 2022/01/28