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Sync HOOK_INSN hooks

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This commit is contained in:
mio
2025-04-12 23:22:04 +08:00
parent 015e2f27ff
commit 83ad137ac2
3 changed files with 55 additions and 19 deletions
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12
qemu/include/exec/ioport.h
View File

@@ -40,12 +40,12 @@ typedef struct MemoryRegionPortio {
#define PORTIO_END_OF_LIST() { }
void cpu_outb(struct uc_struct *uc, uint32_t addr, uint8_t val);
void cpu_outw(struct uc_struct *uc, uint32_t addr, uint16_t val);
void cpu_outl(struct uc_struct *uc, uint32_t addr, uint32_t val);
uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr);
uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr);
uint32_t cpu_inl(struct uc_struct *uc, uint32_t addr);
void cpu_outb(struct uc_struct *uc, uint32_t addr, uint8_t val, uintptr_t retaddr);
void cpu_outw(struct uc_struct *uc, uint32_t addr, uint16_t val, uintptr_t retaddr);
void cpu_outl(struct uc_struct *uc, uint32_t addr, uint32_t val, uintptr_t retaddr);
uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr);
uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr);
uint32_t cpu_inl(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr);
typedef struct PortioList {
const struct MemoryRegionPortio *ports;

43
qemu/softmmu/ioport.c
View File

@@ -28,10 +28,11 @@
#include "qemu/osdep.h"
#include "cpu.h"
#include "exec/memory.h"
#include "exec/exec-all.h"
#include "uc_priv.h"
#include "tcg/tcg-apple-jit.h"
void cpu_outb(struct uc_struct *uc, uint32_t addr, uint8_t val)
void cpu_outb(struct uc_struct *uc, uint32_t addr, uint8_t val, uintptr_t retaddr)
{
// address_space_write(&uc->address_space_io, addr, MEMTXATTRS_UNSPECIFIED,
// &val, 1);
@@ -39,17 +40,22 @@ void cpu_outb(struct uc_struct *uc, uint32_t addr, uint8_t val)
//LOG_IOPORT("outb: %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
// Unicorn: call registered OUT callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_OUT) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
JIT_CALLBACK_GUARD(((uc_cb_insn_out_t)hook->callback)(uc, addr, 1, val, hook->user_data));
}
}
}
void cpu_outw(struct uc_struct *uc, uint32_t addr, uint16_t val)
void cpu_outw(struct uc_struct *uc, uint32_t addr, uint16_t val, uintptr_t retaddr)
{
// uint8_t buf[2];
@@ -60,17 +66,22 @@ void cpu_outw(struct uc_struct *uc, uint32_t addr, uint16_t val)
//LOG_IOPORT("outw: %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
// Unicorn: call registered OUT callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_OUT) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
JIT_CALLBACK_GUARD(((uc_cb_insn_out_t)hook->callback)(uc, addr, 2, val, hook->user_data));
}
}
}
void cpu_outl(struct uc_struct *uc, uint32_t addr, uint32_t val)
void cpu_outl(struct uc_struct *uc, uint32_t addr, uint32_t val, uintptr_t retaddr)
{
// uint8_t buf[4];
@@ -81,17 +92,22 @@ void cpu_outl(struct uc_struct *uc, uint32_t addr, uint32_t val)
//LOG_IOPORT("outl: %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
// Unicorn: call registered OUT callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_OUT) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
JIT_CALLBACK_GUARD(((uc_cb_insn_out_t)hook->callback)(uc, addr, 4, val, hook->user_data));
}
}
}
uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr)
uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr)
{
// uint8_t val;
@@ -101,11 +117,16 @@ uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr)
//LOG_IOPORT("inb : %04"FMT_pioaddr" %02"PRIx8"\n", addr, val);
// Unicorn: call registered IN callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_IN) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
uint8_t ret;
JIT_CALLBACK_GUARD_VAR(ret, ((uc_cb_insn_in_t)hook->callback)(uc, addr, 1, hook->user_data));
return ret;
@@ -115,7 +136,7 @@ uint8_t cpu_inb(struct uc_struct *uc, uint32_t addr)
return 0;
}
uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr)
uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr)
{
// uint8_t buf[2];
// uint16_t val;
@@ -126,11 +147,16 @@ uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr)
//LOG_IOPORT("inw : %04"FMT_pioaddr" %04"PRIx16"\n", addr, val);
// Unicorn: call registered IN callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_IN) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
uint16_t ret;
JIT_CALLBACK_GUARD_VAR(ret, ((uc_cb_insn_in_t)hook->callback)(uc, addr, 2, hook->user_data));
return ret;
@@ -140,7 +166,7 @@ uint16_t cpu_inw(struct uc_struct *uc, uint32_t addr)
return 0;
}
uint32_t cpu_inl(struct uc_struct *uc, uint32_t addr)
uint32_t cpu_inl(struct uc_struct *uc, uint32_t addr, uintptr_t retaddr)
{
// uint8_t buf[4];
// uint32_t val;
@@ -153,11 +179,16 @@ uint32_t cpu_inl(struct uc_struct *uc, uint32_t addr)
//LOG_IOPORT("inl : %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
// Unicorn: call registered IN callbacks
struct hook *hook;
bool synced = false;
HOOK_FOREACH_VAR_DECLARE;
HOOK_FOREACH(uc, hook, UC_HOOK_INSN) {
if (hook->to_delete)
continue;
if (hook->insn == UC_X86_INS_IN) {
if (!synced && !uc->skip_sync_pc_on_exit && retaddr) {
cpu_restore_state(uc->cpu, retaddr, false);
synced = true;
}
uint32_t ret;
JIT_CALLBACK_GUARD_VAR(ret, ((uc_cb_insn_in_t)hook->callback)(uc, addr, 4, hook->user_data));
return ret;

19
qemu/target/i386/misc_helper.c
View File

@@ -35,7 +35,7 @@ void helper_outb(CPUX86State *env, uint32_t port, uint32_t data)
// address_space_stb(env->uc, &env->uc->address_space_io, port, data & 0xff,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_outb(env->uc, port, data);
return cpu_outb(env->uc, port, data, GETPC());
}
target_ulong helper_inb(CPUX86State *env, uint32_t port)
@@ -46,7 +46,7 @@ target_ulong helper_inb(CPUX86State *env, uint32_t port)
// return address_space_ldub(env->uc, &env->uc->address_space_io, port,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_inb(env->uc, port);
return cpu_inb(env->uc, port, GETPC());
}
void helper_outw(CPUX86State *env, uint32_t port, uint32_t data)
@@ -57,7 +57,7 @@ void helper_outw(CPUX86State *env, uint32_t port, uint32_t data)
// address_space_stw(env->uc, &env->uc->address_space_io, port, data & 0xffff,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_outw(env->uc, port, data);
return cpu_outw(env->uc, port, data, GETPC());
}
target_ulong helper_inw(CPUX86State *env, uint32_t port)
@@ -68,7 +68,7 @@ target_ulong helper_inw(CPUX86State *env, uint32_t port)
// return address_space_lduw(env->uc, &env->uc->address_space_io, port,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_inw(env->uc, port);
return cpu_inw(env->uc, port, GETPC());
}
void helper_outl(CPUX86State *env, uint32_t port, uint32_t data)
@@ -79,7 +79,7 @@ void helper_outl(CPUX86State *env, uint32_t port, uint32_t data)
// address_space_stl(env->uc, &env->uc->address_space_io, port, data,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_outl(env->uc, port, data);
return cpu_outl(env->uc, port, data, GETPC());
}
target_ulong helper_inl(CPUX86State *env, uint32_t port)
@@ -90,7 +90,7 @@ target_ulong helper_inl(CPUX86State *env, uint32_t port)
// return address_space_ldl(env->uc, &env->uc->address_space_io, port,
// #endif
// cpu_get_mem_attrs(env), NULL);
return cpu_inl(env->uc, port);
return cpu_inl(env->uc, port, GETPC());
}
void helper_into(CPUX86State *env, int next_eip_addend)
@@ -109,7 +109,7 @@ void helper_cpuid(CPUX86State *env)
uc_engine *uc = env->uc;
struct hook *hook;
int skip_cpuid = 0;
bool synced = false;
cpu_svm_check_intercept_param(env, SVM_EXIT_CPUID, 0, GETPC());
// Unicorn: call registered CPUID hooks
@@ -123,6 +123,11 @@ void helper_cpuid(CPUX86State *env)
// Multiple cpuid callbacks returning different values is undefined.
// true -> skip the cpuid instruction
if (hook->insn == UC_X86_INS_CPUID) {
uintptr_t pc = GETPC();
if (!synced && !uc->skip_sync_pc_on_exit && pc) {
cpu_restore_state(uc->cpu, pc, false);
synced = true;
}
JIT_CALLBACK_GUARD_VAR(skip_cpuid, ((uc_cb_insn_cpuid_t)hook->callback)(env->uc, hook->user_data));
}