Commit f1c85677 authored by bellard's avatar bellard
Browse files

added last_io_time field


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1752 c046a42c-6fe2-441c-8c8c-71466251a162
parent 5f1ce948
......@@ -68,6 +68,9 @@ static inline DATA_TYPE glue(io_read, SUFFIX)(target_phys_addr_t physaddr,
res |= (uint64_t)io_mem_read[index][2](io_mem_opaque[index], physaddr + 4) << 32;
#endif
#endif /* SHIFT > 2 */
#ifdef USE_KQEMU
env->last_io_time = cpu_get_time_fast();
#endif
return res;
}
......@@ -201,6 +204,9 @@ static inline void glue(io_write, SUFFIX)(target_phys_addr_t physaddr,
io_mem_write[index][2](io_mem_opaque[index], physaddr + 4, val >> 32);
#endif
#endif /* SHIFT > 2 */
#ifdef USE_KQEMU
env->last_io_time = cpu_get_time_fast();
#endif
}
void REGPARM(2) glue(glue(__st, SUFFIX), MMUSUFFIX)(target_ulong addr,
......
......@@ -522,6 +522,7 @@ typedef struct CPUX86State {
#ifdef USE_KQEMU
int kqemu_enabled;
int last_io_time;
#endif
/* in order to simplify APIC support, we leave this pointer to the
user */
......@@ -637,6 +638,15 @@ void cpu_x86_update_cr0(CPUX86State *env, uint32_t new_cr0);
#define X86_DUMP_FPU 0x0001 /* dump FPU state too */
#define X86_DUMP_CCOP 0x0002 /* dump qemu flag cache */
#ifdef USE_KQEMU
static inline int cpu_get_time_fast(void)
{
int low, high;
asm volatile("rdtsc" : "=a" (low), "=d" (high));
return low;
}
#endif
#define TARGET_PAGE_BITS 12
#include "cpu-all.h"
......
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