2022-08-04 11:40:24 +08:00

100 lines
2.5 KiB
C

#pragma once
/*
* This file is part of open_agb_firm
* Copyright (C) 2021 derrek, profi200
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "arm.h"
#include "types.h"
typedef enum
{
IRQ_DMAC_1_0 = 0u, // DMAC_1 = NDMA
IRQ_DMAC_1_1 = 1u,
IRQ_DMAC_1_2 = 2u,
IRQ_DMAC_1_3 = 3u,
IRQ_DMAC_1_4 = 4u,
IRQ_DMAC_1_5 = 5u,
IRQ_DMAC_1_6 = 6u,
IRQ_DMAC_1_7 = 7u,
IRQ_TIMER_0 = 8u,
IRQ_TIMER_1 = 9u,
IRQ_TIMER_2 = 10u,
IRQ_TIMER_3 = 11u,
IRQ_PXI_SYNC = 12u,
IRQ_PXI_NOT_FULL = 13u,
IRQ_PXI_NOT_EMPTY = 14u,
IRQ_AES = 15u,
IRQ_SDIO_1 = 16u,
IRQ_SDIO_1_ASYNC = 17u,
IRQ_SDIO_3 = 18u,
IRQ_SDIO_3_ASYNC = 19u,
IRQ_DEBUG_RECV = 20u,
IRQ_DEBUG_SEND = 21u,
IRQ_RSA = 22u,
IRQ_CTR_CARD_1 = 23u, // SPICARD and CTRCARD too?
IRQ_CTR_CARD_2 = 24u,
IRQ_CGC = 25u,
IRQ_CGC_DET = 26u,
IRQ_DS_CARD = 27u,
IRQ_DMAC_2 = 28u,
IRQ_DMAC_2_ABORT = 29u
} Interrupt;
// IRQ interrupt service routine type.
// id: contains the interrupt ID
typedef void (*IrqIsr)(u32 id);
/**
* @brief Initializes interrupts.
*/
void IRQ_init(void);
/**
* @brief Registers a interrupt service routine and enables the specified interrupt.
*
* @param[in] id The interrupt ID. Must be <32.
* @param[in] isr The interrupt service routine to call.
*/
void IRQ_registerIsr(Interrupt id, IrqIsr isr);
/**
* @brief Unregisters the interrupt service routine and disables the specified interrupt.
*
* @param[in] id The interrupt ID. Must be <32.
*/
void IRQ_unregisterIsr(Interrupt id);
#if !__thumb__
static inline u32 enterCriticalSection(void)
{
u32 tmp;
__setCpsr_c((tmp = __getCpsr()) | PSR_I);
return tmp & PSR_I;
}
static inline void leaveCriticalSection(u32 oldState)
{
__setCpsr_c((__getCpsr() & ~PSR_I) | oldState);
}
#endif