aboutsummaryrefslogtreecommitdiff
path: root/hw
diff options
context:
space:
mode:
authorAurelien Jarno <aurelien@aurel32.net>2010-02-02 19:39:11 +0100
committerAurelien Jarno <aurelien@aurel32.net>2010-02-09 21:07:03 +0100
commite0bcb9ca36e4f3081c7e6841283646985ed9676b (patch)
tree966a3463050e3ea20ff252e85412b3e176bceb80 /hw
parent434254aa5f1a9497710dd10993a72ec434e149a6 (diff)
sh7750: handle MMUCR TI bit
When the MMUCR TI bit is set, all the UTLB and ITLB entries should be flushed. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'hw')
-rw-r--r--hw/sh7750.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/hw/sh7750.c b/hw/sh7750.c
index 933bbc0c7a..9c39f4b68b 100644
--- a/hw/sh7750.c
+++ b/hw/sh7750.c
@@ -396,8 +396,11 @@ static void sh7750_mem_writel(void *opaque, target_phys_addr_t addr,
portb_changed(s, temp);
return;
case SH7750_MMUCR_A7:
- s->cpu->mmucr = mem_value;
- return;
+ if (mem_value & MMUCR_TI) {
+ cpu_sh4_invalidate_tlb(s->cpu);
+ }
+ s->cpu->mmucr = mem_value & ~MMUCR_TI;
+ return;
case SH7750_PTEH_A7:
/* If asid changes, clear all registered tlb entries. */
if ((s->cpu->pteh & 0xff) != (mem_value & 0xff))