def InitSemaphore(self,addr):
semaphore = AccessStruct(self.mem,SignalSemaphoreDef,struct_addr=addr)
semaphore.w_s("ss_Owner",0)
semaphore.w_s("ss_NestCount",0)
semaphore.w_s("ss_QueueCount",0xffff)
semaphore.w_s("ss_Link.ln_Type",self.NT_SIGNALSEM)
semaphore.w_s("ss_WaitQueue.mlh_Head",semaphore.s_get_addr("ss_WaitQueue.mlh_Tail"))
semaphore.w_s("ss_WaitQueue.mlh_Tail",0)
semaphore.w_s("ss_WaitQueue.mlh_TailPred",semaphore.s_get_addr("ss_WaitQueue.mlh_Head"))
return self.register_semaphore(addr)
def InitSemaphore(self, addr):
semaphore = AccessStruct(self.mem,
SignalSemaphoreDef,
struct_addr=addr)
semaphore.w_s("ss_Owner", 0)
semaphore.w_s("ss_NestCount", 0)
semaphore.w_s("ss_QueueCount", 0xffff)
semaphore.w_s("ss_Link.ln_Type", self.NT_SIGNALSEM)
semaphore.w_s("ss_WaitQueue.mlh_Head",
semaphore.s_get_addr("ss_WaitQueue.mlh_Tail"))
semaphore.w_s("ss_WaitQueue.mlh_Tail", 0)
semaphore.w_s("ss_WaitQueue.mlh_TailPred",
semaphore.s_get_addr("ss_WaitQueue.mlh_Head"))
return self.register_semaphore(addr)
def AddHead(self, ctx):
list_addr = ctx.cpu.r_reg(REG_A0)
node_addr = ctx.cpu.r_reg(REG_A1)
log_exec.info("AddHead(%06x, %06x)" % (list_addr, node_addr))
l = AccessStruct(ctx.mem, ListDef, list_addr)
n = AccessStruct(ctx.mem, NodeDef, node_addr)
n.w_s("ln_Pred", l.s_get_addr("lh_Head"))
h = l.r_s("lh_Head")
n.w_s("ln_Succ", h)
AccessStruct(ctx.mem, NodeDef, h).w_s("ln_Pred", node_addr)
l.w_s("lh_Head", node_addr)
def AddTail(self, ctx):
list_addr = ctx.cpu.r_reg(REG_A0)
node_addr = ctx.cpu.r_reg(REG_A1)
log_exec.info("AddTail(%06x, %06x)" % (list_addr, node_addr))
l = AccessStruct(ctx.mem, ListDef, list_addr)
n = AccessStruct(ctx.mem, NodeDef, node_addr)
n.w_s("ln_Succ", l.s_get_addr("lh_Tail"))
tp = l.r_s("lh_TailPred")
n.w_s("ln_Pred", tp)
AccessStruct(ctx.mem, NodeDef, tp).w_s("ln_Succ", node_addr)
l.w_s("lh_TailPred", node_addr)
