diff options
| -rw-r--r-- | target/arm/helper.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index 9b317899a6..db837d53bd 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -4519,18 +4519,18 @@ static uint64_t tlbi_aa64_range_get_length(CPUARMState *env, uint64_t exponent; uint64_t length; - num = extract64(value, 39, 4); + num = extract64(value, 39, 5); scale = extract64(value, 44, 2); page_size_granule = extract64(value, 46, 2); - page_shift = page_size_granule * 2 + 12; - if (page_size_granule == 0) { qemu_log_mask(LOG_GUEST_ERROR, "Invalid page size granule %d\n", page_size_granule); return 0; } + page_shift = (page_size_granule - 1) * 2 + 12; + exponent = (5 * scale) + 1; length = (num + 1) << (exponent + page_shift); |