motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-07-30 13:53:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

cpu: Turn cpu_unassigned_access() into a CPUState hook

Browse source 
Use it for all targets, but be careful not to pass invalid CPUState.
cpu_single_env can be NULL, e.g. on Xen.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-05-27 06:49:53 +02:00
parent ce927ed9e4
commit c658b94f6e
16 changed files with 124 additions and 45 deletions
Download patch file Download diff file Expand all files Collapse all files

1
target-mips/cpu.c
View file

@ -80,6 +80,7 @@ static void mips_cpu_class_init(ObjectClass *c, void *data)
cc->do_interrupt = mips_cpu_do_interrupt;
cc->dump_state = mips_cpu_dump_state;
cpu_class_set_do_unassigned_access(cc, mips_cpu_unassigned_access);
}
static const TypeInfo mips_cpu_type_info = {

5
target-mips/cpu.h
View file

@ -493,8 +493,9 @@ void r4k_helper_tlbwr(CPUMIPSState *env);
void r4k_helper_tlbp(CPUMIPSState *env);
void r4k_helper_tlbr(CPUMIPSState *env);
void cpu_unassigned_access(CPUMIPSState *env, hwaddr addr,
int is_write, int is_exec, int unused, int size);
void mips_cpu_unassigned_access(CPUState *cpu, hwaddr addr,
bool is_write, bool is_exec, int unused,
unsigned size);
#endif
void mips_cpu_list (FILE *f, fprintf_function cpu_fprintf);

13
target-mips/op_helper.c
View file

@ -2147,13 +2147,18 @@ void tlb_fill(CPUMIPSState *env, target_ulong addr, int is_write, int mmu_idx,
}
}
void cpu_unassigned_access(CPUMIPSState *env, hwaddr addr,
int is_write, int is_exec, int unused, int size)
void mips_cpu_unassigned_access(CPUState *cs, hwaddr addr,
bool is_write, bool is_exec, int unused,
unsigned size)
{
if (is_exec)
MIPSCPU *cpu = MIPS_CPU(cs);
CPUMIPSState *env = &cpu->env;
if (is_exec) {
helper_raise_exception(env, EXCP_IBE);
else
} else {
helper_raise_exception(env, EXCP_DBE);
}
}
#endif /* !CONFIG_USER_ONLY */