motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-12-11 16:00:50 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

sigtrap support

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@147 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-05-10 15:10:36 +00:00
parent 564c8f9978
commit 447db2139a
5 changed files with 43 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

11
linux-user/vm86.c
View file

@ -178,7 +178,7 @@ static inline unsigned int get_vflags(CPUX86State *env)
/* handle VM86 interrupt (NOTE: the CPU core currently does not
support TSS interrupt revectoring, so this code is always executed) */
void do_int(CPUX86State *env, int intno)
static void do_int(CPUX86State *env, int intno)
{
TaskState *ts = env->opaque;
uint32_t *int_ptr, segoffs;
@ -225,6 +225,15 @@ void do_int(CPUX86State *env, int intno)
return_to_32bit(env, TARGET_VM86_INTx | (intno << 8));
}
void handle_vm86_trap(CPUX86State *env, int trapno)
{
if (trapno == 1 || trapno == 3) {
return_to_32bit(env, TARGET_VM86_TRAP + (trapno << 8));
} else {
do_int(env, trapno);
}
}
#define CHECK_IF_IN_TRAP(disp) \
if ((tswap32(ts->target_v86->vm86plus.flags) & TARGET_vm86dbg_active) && \
(tswap32(ts->target_v86->vm86plus.flags) & TARGET_vm86dbg_TFpendig)) \