/*!
* ======== InterruptHost_intRegister ========
*/
Void InterruptHost_intRegister(UInt16 remoteProcId, IInterrupt_IntInfo *intInfo,
Fxn func, UArg arg)
{
UInt key;
Hwi_Params hwiAttrs;
/* Make sure that we're trying to talk to the HOST */
Assert_isTrue(remoteProcId == MultiProc_getId("DSP"),
ti_sdo_ipc_Ipc_A_invArgument);
/* Disable global interrupts */
key = Hwi_disable();
InterruptHost_intClear(remoteProcId, intInfo);
/* Register interrupt for communication between ARM and DSP */
Hwi_Params_init(&hwiAttrs);
hwiAttrs.maskSetting = Hwi_MaskingOption_SELF;
hwiAttrs.arg = arg;
Hwi_create(HOSTINT,
(Hwi_FuncPtr)func,
&hwiAttrs,
NULL);
/* Enable the mailbox interrupt to the DSP */
REG32(MAILBOX_IRQENABLE_GPP) = 0x4; /* Mailbox 0 */
/* Restore global interrupts */
Hwi_restore(key);
/* Unmask IVA_2_IRQ[10] to allow interrupt to come into DSP */
Hwi_enableInterrupt(HOSTINT);
}
/*
* ======== InterruptHost_intRegister ========
*/
Void InterruptHost_intRegister(UInt16 remoteProcId, IInterrupt_IntInfo *intInfo,
Fxn func, UArg arg)
{
UInt key;
Int index;
Error_Block eb;
InterruptHost_FxnTable *table;
/* init error block */
Error_init(&eb);
if (remoteProcId == InterruptHost_dspProcId) {
index = 0;
}
else if (remoteProcId == InterruptHost_videoProcId) {
index = 1;
}
else if (remoteProcId == InterruptHost_vpssProcId) {
index = 2;
}
else if (remoteProcId == InterruptHost_eveProcId) {
index = 3;
}
else {
Assert_isTrue(FALSE, ti_sdo_ipc_Ipc_A_internal);
return; /* should never get here, but keep Coverity happy */
}
/* Disable global interrupts */
key = Hwi_disable();
table = &(InterruptHost_module->fxnTable[index]);
table->func = func;
table->arg = arg;
InterruptHost_intClear(remoteProcId, intInfo);
if (remoteProcId == InterruptHost_eveProcId) {
/* Register interrupt for eve mailbox */
Hwi_create(EVE_MAILBOX_HOSTINT,
(Hwi_FuncPtr)InterruptHost_intEveShmStub,
NULL,
&eb);
Hwi_enableInterrupt(EVE_MAILBOX_HOSTINT);
}
else {
/* Make sure the interrupt only gets plugged once */
InterruptHost_module->numPlugged++;
if (InterruptHost_module->numPlugged == 1) {
/* Register interrupt for system mailbox */
Hwi_create(MAILBOX_HOSTINT,
(Hwi_FuncPtr)InterruptHost_intShmStub,
NULL,
&eb);
Hwi_enableInterrupt(MAILBOX_HOSTINT);
}
}
/* Enable the mailbox interrupt to the HOST core */
InterruptHost_intEnable(remoteProcId, intInfo);
/* Restore global interrupts */
Hwi_restore(key);
}
