diff options
| author | chenhy0106 <[email protected]> | 2023-03-09 20:25:54 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-03-09 07:25:54 -0500 |
| commit | f6847af0cdd345c5903349dc7e7b04992ecef44f (patch) | |
| tree | 23c4a7fdae02fe8759a1b61269748588fd77bfe8 | |
| parent | 95fea2f159633f0ad62f633b0970e09e0dec9044 (diff) | |
[libcpu/riscv/c906] fix "next_asid" type error (#7031)
MAX_ASID最大为0x10000，在next_asid==MAX_ASID时进入下一个generation。因此next_asid不能只有16位，否则将不能进入下一个generation。修改rt_uint16_t为rt_uint32_t。
| -rw-r--r-- | libcpu/risc-v/t-head/c906/mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libcpu/risc-v/t-head/c906/mmu.c b/libcpu/risc-v/t-head/c906/mmu.c index 73481dccf0..75893d65e6 100644 --- a/libcpu/risc-v/t-head/c906/mmu.c +++ b/libcpu/risc-v/t-head/c906/mmu.c @@ -42,7 +42,7 @@ volatile __attribute__((aligned(4 * 1024))) rt_ubase_t MMUTable[__SIZE(VPN2_BIT)]; static rt_uint8_t ASID_BITS = 0; -static rt_uint16_t next_asid; +static rt_uint32_t next_asid; static rt_uint64_t global_asid_generation; #define ASID_MASK ((1 << ASID_BITS) - 1) #define ASID_FIRST_GENERATION (1 << ASID_BITS) |