mini/irq.h

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/*
mini - a Free Software replacement for the Nintendo/BroadOn IOS.
IRQ support
Copyright (C) 2008, 2009 Hector Martin "marcan" <marcan@marcansoft.com>
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Copyright (C) 2008, 2009 Sven Peter <svenpeter@gmail.com>
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# This code is licensed to you under the terms of the GNU GPL, version 2;
# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
*/
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#ifndef __IRQ_H__
#define __IRQ_H__
#ifdef CAN_HAZ_IRQ
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#define IRQ_TIMER 0
#define IRQ_NAND 1
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#define IRQ_AES 2
#define IRQ_SHA1 3
#define IRQ_EHCI 4
#define IRQ_OHCI0 5
#define IRQ_OHCI1 6
#define IRQ_SDHC 7
#define IRQ_WIFI 8
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#define IRQ_GPIO1B 10
#define IRQ_GPIO1 11
#define IRQ_RESET 17
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#define IRQ_PPCIPC 30
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#define IRQ_IPC 31
#define IRQF_TIMER (1<<IRQ_TIMER)
#define IRQF_NAND (1<<IRQ_NAND)
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#define IRQF_AES (1<<IRQ_AES)
#define IRQF_SDHC (1<<IRQ_SDHC)
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#define IRQF_GPIO1B (1<<IRQ_GPIO1B)
#define IRQF_GPIO1 (1<<IRQ_GPIO1)
#define IRQF_RESET (1<<IRQ_RESET)
#define IRQF_IPC (1<<IRQ_IPC)
#define IRQF_ALL ( \
IRQF_TIMER|IRQF_NAND|IRQF_GPIO1B|IRQF_GPIO1| \
IRQF_RESET|IRQF_IPC|IRQF_AES|IRQF_SDHC \
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)
#define CPSR_IRQDIS 0x80
#define CPSR_FIQDIS 0x40
#ifndef _LANGUAGE_ASSEMBLY
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#include "types.h"
#define IRQ_ALARM_MS2REG(x) (1898 * x)
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void irq_initialize(void);
void irq_shutdown(void);
void irq_enable(u32 irq);
void irq_disable(u32 irq);
u32 irq_kill(void);
void irq_restore(u32 cookie);
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static inline void irq_wait(void)
{
u32 data = 0;
__asm__ volatile ( "mcr\tp15, 0, %0, c7, c0, 4" : : "r" (data) );
}
void irq_set_alarm(u32 ms, u8 enable);
#endif
#else
// stub functions allow us to avoid sprinkling other code with ifdefs
static inline u32 irq_kill(void) {
return 0;
}
static inline void irq_restore(u32 cookie) {
(void)cookie;
}
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#endif
#endif
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