diff options
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/exec.c b/exec.c index c2ed10a2d6..9c3f3047d3 100644 --- a/exec.c +++ b/exec.c @@ -1768,7 +1768,7 @@ static uint64_t subpage_read(void *opaque, hwaddr addr, unsigned len) { subpage_t *subpage = opaque; - uint8_t buf[4]; + uint8_t buf[8]; #if defined(DEBUG_SUBPAGE) printf("%s: subpage %p len %u addr " TARGET_FMT_plx "\n", __func__, @@ -1782,6 +1782,8 @@ static uint64_t subpage_read(void *opaque, hwaddr addr, return lduw_p(buf); case 4: return ldl_p(buf); + case 8: + return ldq_p(buf); default: abort(); } @@ -1791,7 +1793,7 @@ static void subpage_write(void *opaque, hwaddr addr, uint64_t value, unsigned len) { subpage_t *subpage = opaque; - uint8_t buf[4]; + uint8_t buf[8]; #if defined(DEBUG_SUBPAGE) printf("%s: subpage %p len %u addr " TARGET_FMT_plx @@ -1808,6 +1810,9 @@ static void subpage_write(void *opaque, hwaddr addr, case 4: stl_p(buf, value); break; + case 8: + stq_p(buf, value); + break; default: abort(); } @@ -1830,6 +1835,10 @@ static bool subpage_accepts(void *opaque, hwaddr addr, static const MemoryRegionOps subpage_ops = { .read = subpage_read, .write = subpage_write, + .impl.min_access_size = 1, + .impl.max_access_size = 8, + .valid.min_access_size = 1, + .valid.max_access_size = 8, .valid.accepts = subpage_accepts, .endianness = DEVICE_NATIVE_ENDIAN, }; |