diff options
Diffstat (limited to 'simulator/bcm5719_DEVICE_mmap.cpp')
| -rw-r--r-- | simulator/bcm5719_DEVICE_mmap.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/simulator/bcm5719_DEVICE_mmap.cpp b/simulator/bcm5719_DEVICE_mmap.cpp index 0166258..f1df15e 100644 --- a/simulator/bcm5719_DEVICE_mmap.cpp +++ b/simulator/bcm5719_DEVICE_mmap.cpp @@ -46,6 +46,12 @@ #include <utility> #include <bcm5719_DEVICE.h> +#ifdef __ppc64__ +#define BARRIER() do { asm volatile ("sync 0\neieio\n" ::: "memory"); } while(0) +#else +#define BARRIER() do { asm volatile ("" ::: "memory"); } while(0) +#endif + typedef std::pair<uint8_t *, uint32_t> ram_offset_t; static uint32_t read_from_ram(uint32_t val, void *args) @@ -55,6 +61,7 @@ static uint32_t read_from_ram(uint32_t val, void *args) uint8_t *base = loc->first; base += loc->second; + BARRIER(); return *(uint32_t *)base; } @@ -65,6 +72,7 @@ static uint32_t write_to_ram(uint32_t val, void *args) uint8_t *base = loc->first; base += loc->second; + BARRIER(); *(uint32_t *)base = val; return val; } |
