diff options
Diffstat (limited to 'src/arch/arm')
| -rw-r--r-- | src/arch/arm/linux/process.cc | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/src/arch/arm/linux/process.cc b/src/arch/arm/linux/process.cc index fc48ec12d..8cf113a60 100644 --- a/src/arch/arm/linux/process.cc +++ b/src/arch/arm/linux/process.cc @@ -518,8 +518,6 @@ ArmLinuxProcess::startup() swiNeg1, sizeof(swiNeg1)); } - // We don't have barriers, so just return. - // @todo Add a barrrier in this code uint8_t memory_barrier[] = { 0x5f, 0xf0, 0x7f, 0xf5, // dmb @@ -528,9 +526,6 @@ ArmLinuxProcess::startup() tc->getMemPort()->writeBlob(commPage + 0x0fa0, memory_barrier, sizeof(memory_barrier)); - // This -should- be atomic, but I don't think all the support that we'd - // need is implemented. There should also be memory barriers around it. - // @todo replace this with ldrex/strex and dmb uint8_t cmpxchg[] = { 0x9f, 0x3f, 0x92, 0xe1, // ldrex r3, [r2] |