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[Qemu-devel] [PATCH 06/26] target/hppa: Convert to CPUClass::tlb_fill
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 06/26] target/hppa: Convert to CPUClass::tlb_fill |
Date: |
Wed, 3 Apr 2019 10:43:38 +0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
target/hppa/cpu.h | 8 ++++----
target/hppa/cpu.c | 5 ++---
target/hppa/mem_helper.c | 22 +++++++++++++++++-----
3 files changed, 23 insertions(+), 12 deletions(-)
diff --git a/target/hppa/cpu.h b/target/hppa/cpu.h
index c062c7969c..e0e5d879e1 100644
--- a/target/hppa/cpu.h
+++ b/target/hppa/cpu.h
@@ -360,10 +360,10 @@ int hppa_cpu_gdb_write_register(CPUState *cpu, uint8_t
*buf, int reg);
void hppa_cpu_do_interrupt(CPUState *cpu);
bool hppa_cpu_exec_interrupt(CPUState *cpu, int int_req);
void hppa_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function, int);
-#ifdef CONFIG_USER_ONLY
-int hppa_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int size,
- int rw, int midx);
-#else
+bool hppa_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
+ MMUAccessType access_type, int mmu_idx,
+ bool probe, uintptr_t retaddr);
+#ifndef CONFIG_USER_ONLY
int hppa_get_physical_address(CPUHPPAState *env, vaddr addr, int mmu_idx,
int type, hwaddr *pphys, int *pprot);
extern const MemoryRegionOps hppa_io_eir_ops;
diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c
index 00bf444620..46750980f7 100644
--- a/target/hppa/cpu.c
+++ b/target/hppa/cpu.c
@@ -167,9 +167,8 @@ static void hppa_cpu_class_init(ObjectClass *oc, void *data)
cc->synchronize_from_tb = hppa_cpu_synchronize_from_tb;
cc->gdb_read_register = hppa_cpu_gdb_read_register;
cc->gdb_write_register = hppa_cpu_gdb_write_register;
-#ifdef CONFIG_USER_ONLY
- cc->handle_mmu_fault = hppa_cpu_handle_mmu_fault;
-#else
+ cc->tlb_fill = hppa_cpu_tlb_fill;
+#ifndef CONFIG_USER_ONLY
cc->get_phys_page_debug = hppa_cpu_get_phys_page_debug;
dc->vmsd = &vmstate_hppa_cpu;
#endif
diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c
index c9b57d07c3..f61b0fdb9f 100644
--- a/target/hppa/mem_helper.c
+++ b/target/hppa/mem_helper.c
@@ -25,8 +25,9 @@
#include "trace.h"
#ifdef CONFIG_USER_ONLY
-int hppa_cpu_handle_mmu_fault(CPUState *cs, vaddr address,
- int size, int rw, int mmu_idx)
+bool hppa_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
+ MMUAccessType access_type, int mmu_idx,
+ bool probe, uintptr_t retaddr)
{
HPPACPU *cpu = HPPA_CPU(cs);
@@ -34,7 +35,7 @@ int hppa_cpu_handle_mmu_fault(CPUState *cs, vaddr address,
which would affect si_code. */
cs->exception_index = EXCP_DMP;
cpu->env.cr[CR_IOR] = address;
- return 1;
+ cpu_loop_exit_restore(cs, retaddr);
}
#else
static hppa_tlb_entry *hppa_find_tlb(CPUHPPAState *env, vaddr addr)
@@ -214,8 +215,9 @@ hwaddr hppa_cpu_get_phys_page_debug(CPUState *cs, vaddr
addr)
return excp == EXCP_DTLB_MISS ? -1 : phys;
}
-void tlb_fill(CPUState *cs, target_ulong addr, int size,
- MMUAccessType type, int mmu_idx, uintptr_t retaddr)
+bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int size,
+ MMUAccessType type, int mmu_idx,
+ bool probe, uintptr_t retaddr)
{
HPPACPU *cpu = HPPA_CPU(cs);
CPUHPPAState *env = &cpu->env;
@@ -237,6 +239,9 @@ void tlb_fill(CPUState *cs, target_ulong addr, int size,
excp = hppa_get_physical_address(env, addr, mmu_idx,
a_prot, &phys, &prot);
if (unlikely(excp >= 0)) {
+ if (probe) {
+ return false;
+ }
trace_hppa_tlb_fill_excp(env, addr, size, type, mmu_idx);
/* Failure. Raise the indicated exception. */
cs->exception_index = excp;
@@ -253,6 +258,13 @@ void tlb_fill(CPUState *cs, target_ulong addr, int size,
/* Success! Store the translation into the QEMU TLB. */
tlb_set_page(cs, addr & TARGET_PAGE_MASK, phys & TARGET_PAGE_MASK,
prot, mmu_idx, TARGET_PAGE_SIZE);
+ return true;
+}
+
+void tlb_fill(CPUState *cs, target_ulong addr, int size,
+ MMUAccessType type, int mmu_idx, uintptr_t retaddr)
+{
+ hppa_cpu_tlb_fill(cs, addr, size, type, mmu_idx, false, retaddr);
}
/* Insert (Insn/Data) TLB Address. Note this is PA 1.1 only. */
--
2.17.1
- [Qemu-devel] [PATCH 02/26] tcg: Add CPUClass::tlb_fill, (continued)
- [Qemu-devel] [PATCH 02/26] tcg: Add CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 03/26] target/alpha: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 04/26] target/arm: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 05/26] target/cris: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 06/26] target/hppa: Convert to CPUClass::tlb_fill,
Richard Henderson <=
- [Qemu-devel] [PATCH 08/26] target/lm32: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 07/26] target/i386: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 09/26] target/m68k: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02
- [Qemu-devel] [PATCH 10/26] target/microblaze: Convert to CPUClass::tlb_fill, Richard Henderson, 2019/04/02