si-riscv / hbird-e-sdk Goto Github PK

Contributors

Stargazers

Forkers

jasoncry wujiu913 lxing1988 sernc11 tkliche 547grbluser naturesensor ll550 gwsu hhhcommon albertcity zjf1990 jarodlmn lzpfmh tsinghua96 naniprince qicny xuel0532 zuowenjiangyi sunmyfong zhougaochao e203-group-archlab-ustc darwinbeing maoxiai guitarhua zhuomingliang elllusion thu-cs zmole945 xinyue-zhouzheng sinferwu mincheerleader b-xiang wuwei3017 taolixincheng ericdoug-qi btqiao swjtu-mxb icydresden metis-riscv 2006xianrenzhang yorhaz0 jiaozhu88 alex-1997-wzx yunhaifan ruiqichen29 helmunt96 nimo-lee zhvn100 bugfreee davidfoxhu qusir jackluluonema hqpetrichor wutiandou takeshineshiro junjiewang-ai jasonzhoupro loulansuiye toobusyboy cuda-convnet bobe-wang mfkiwl kiwichen2003 a1253098354 hfyfpga tpmamba yuyongep cjh8668 felixshi-senscomm tanwubin edgreen1992 justscalar andyliugang xjfl64 zhyaxc strongli-bsx minefujiko multimedia-processing andy-fox

void PLIC_enable_interrupt (plic_instance_t * this_plic, plic_source source){
  unsigned long hart_id = read_csr(mhartid);

  volatile uint8_t * current_ptr = (volatile uint8_t *)(this_plic->base_addr +

                                                        PLIC_ENABLE_OFFSET +

                                                        (hart_id << PLIC_ENABLE_SHIFT_PER_TARGET) +

                                                        (source >> 3));

  uint8_t current = *current_ptr;

  current = current | ( 1 << (source & 0x7));

  *current_ptr = current;

}