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| author |   edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-04-03 07:29:38 +0000 |
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| committer | edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-04-03 07:29:38 +0000 |
| commit | 3c1adf12350b65197d70c4d2911be4d7440d0cfc (patch) | |
| tree | 33a8c10d924d9155041c22130e36d00ebf53f7ac /target-sh4 | |
| parent | Immediate versions of ro[lr] (diff) | |
| download | qemu-kvm-3c1adf12350b65197d70c4d2911be4d7440d0cfc.tar.gz qemu-kvm-3c1adf12350b65197d70c4d2911be4d7440d0cfc.tar.bz2 qemu-kvm-3c1adf12350b65197d70c4d2911be4d7440d0cfc.zip | |
SH: Add cpu_sh4_is_cached for linux-user.
The entire U0 area is assumed to be cacheable.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6969 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-sh4')
| -rw-r--r-- | target-sh4/helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target-sh4/helper.c b/target-sh4/helper.c index d2e9b3b89..178bfae99 100644 --- a/target-sh4/helper.c +++ b/target-sh4/helper.c @@ -60,6 +60,12 @@ target_phys_addr_t cpu_get_phys_page_debug(CPUState * env, target_ulong addr) return addr; } +int cpu_sh4_is_cached(CPUSH4State * env, target_ulong addr) +{ + /* For user mode, only U0 area is cachable. */ + return !!(addr & 0x80000000); +} + #else /* !CONFIG_USER_ONLY */ #define MMU_OK 0 |