Commit 3c1adf12350b65197d70c4d2911be4d7440d0cfc
1 parent
8cd6345d
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
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target-sh4/helper.c
| @@ -60,6 +60,12 @@ target_phys_addr_t cpu_get_phys_page_debug(CPUState * env, target_ulong addr) | @@ -60,6 +60,12 @@ target_phys_addr_t cpu_get_phys_page_debug(CPUState * env, target_ulong addr) | ||
| 60 | return addr; | 60 | return addr; |
| 61 | } | 61 | } |
| 62 | 62 | ||
| 63 | +int cpu_sh4_is_cached(CPUSH4State * env, target_ulong addr) | ||
| 64 | +{ | ||
| 65 | + /* For user mode, only U0 area is cachable. */ | ||
| 66 | + return !!(addr & 0x80000000); | ||
| 67 | +} | ||
| 68 | + | ||
| 63 | #else /* !CONFIG_USER_ONLY */ | 69 | #else /* !CONFIG_USER_ONLY */ |
| 64 | 70 | ||
| 65 | #define MMU_OK 0 | 71 | #define MMU_OK 0 |