motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 08:13:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

SPARC: Fix Leon3 cache control

Browse source 
The "leon3_cache_control_int" (op_helper.c) function is called within leon3.c
which leads to segfault error with the global "env".

Now cache control is a CPU feature and everything is handled in op_helper.c.

Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Fabien Chouteau 2011-01-31 11:36:54 +01:00 • committed by Blue Swirl
parent 2685d2961b
commit 60f356e86d
4 changed files with 23 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

18
target-sparc/op_helper.c
View file

@ -1653,7 +1653,7 @@ static void dump_asi(const char *txt, target_ulong addr, int asi, int size,
/* Leon3 cache control */
void leon3_cache_control_int(void)
static void leon3_cache_control_int(void)
{
uint32_t state = 0;
@ -1741,11 +1741,17 @@ static uint64_t leon3_cache_control_ld(target_ulong addr, int size)
DPRINTF_CACHE_CONTROL("read unknown register %08x\n", addr);
break;
};
DPRINTF_CACHE_CONTROL("st addr:%08x, ret:%" PRIx64 ", size:%d\n",
DPRINTF_CACHE_CONTROL("ld addr:%08x, ret:0x%" PRIx64 ", size:%d\n",
addr, ret, size);
return ret;
}
void leon3_irq_manager(void *irq_manager, int intno)
{
leon3_irq_ack(irq_manager, intno);
leon3_cache_control_int();
}
uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
{
uint64_t ret = 0;
@ -1760,7 +1766,9 @@ uint64_t helper_ld_asi(target_ulong addr, int asi, int size, int sign)
case 0x00: /* Leon3 Cache Control */
case 0x08: /* Leon3 Instruction Cache config */
case 0x0C: /* Leon3 Date Cache config */
ret = leon3_cache_control_ld(addr, size);
if (env->def->features & CPU_FEATURE_CACHE_CTRL) {
ret = leon3_cache_control_ld(addr, size);
}
break;
case 0x01c00a00: /* MXCC control register */
if (size == 8)
@ -1994,7 +2002,9 @@ void helper_st_asi(target_ulong addr, uint64_t val, int asi, int size)
case 0x00: /* Leon3 Cache Control */
case 0x08: /* Leon3 Instruction Cache config */
case 0x0C: /* Leon3 Date Cache config */
leon3_cache_control_st(addr, val, size);
if (env->def->features & CPU_FEATURE_CACHE_CTRL) {
leon3_cache_control_st(addr, val, size);
}
break;
case 0x01c00000: /* MXCC stream data register 0 */