M:/USB-BDI/USB-BDI/Firmware/MPC555-USB-BDI/include/isr.h

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/*      USB-BDI Used for programming and debugging a MPC555 over USB
 * 
 *  Copyright 2005 NTB Interstate University of Applied Sciences of Technology Buchs
 *
 *  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.
 */

#ifndef _ISR_H_
#define _ISR_H_

/*
 * Standard Vector numbers
 */

#define SV_INT_0                0x03

#define SV_TIMER_0              0x0b

#define SV_INT_1                0x13

#define SV_TIMER_1              0x1b

#define SV_SERIAL_0             0x23

#define SV_TIMER_2              0x2b

#define SV_RESUME               0x33

#define SV_SERIAL_1             0x3b

#define SV_INT_2                0x43

#define SV_I2C                  0x4b

#define SV_INT_4                0x53

#define SV_INT_5                0x5b

#define SV_INT_6                0x63

#define SV_MIN                  SV_INT_0

#define SV_MAX                  SV_INT_6

/*
 * USB Auto Vector numbers
 */
#define UV_SUDAV                0x00

#define UV_SOF                  0x04

#define UV_SUTOK                0x08

#define UV_SUSPEND              0x0c

#define UV_USBRESET             0x10

#define UV_HIGHSPEED    0x14

#define UV_EP0ACK               0x18

#define UV_SPARE_1C             0x1c

#define UV_EP0IN                0x20

#define UV_EP0OUT               0x24

#define UV_EP1IN                0x28

#define UV_EP1OUT               0x2c

#define UV_EP2                  0x30

#define UV_EP4                  0x34

#define UV_EP6                  0x38

#define UV_EP8                  0x3c

#define UV_IBN                  0x40

#define UV_SPARE_44             0x44

#define UV_EP0PINGNAK           0x48

#define UV_EP1PINGNAK           0x4c

#define UV_EP2PINGNAK           0x50

#define UV_EP4PINGNAK           0x54

#define UV_EP6PINGNAK           0x58

#define UV_EP8PINGNAK           0x5c

#define UV_ERRLIMIT             0x60

#define UV_SPARE_64             0x64

#define UV_SPARE_68             0x68

#define UV_SPARE_6C             0x6c

#define UV_EP2ISOERR            0x70

#define UV_EP4ISOERR            0x74

#define UV_EP6ISOERR            0x78

#define UV_EP8ISOERR            0x7c

#define UV_MIN                  UV_SUDAV

#define UV_MAX                  UV_EP8ISOERR
/***/

/*
 * FIFO/GPIF Auto Vector numbers
 */
#define FGV_EP2PF               0x80

#define FGV_EP4PF               0x84

#define FGV_EP6PF               0x88

#define FGV_EP8PF               0x8c

#define FGV_EP2EF               0x90

#define FGV_EP4EF               0x94

#define FGV_EP6EF               0x98

#define FGV_EP8EF               0x9c

#define FGV_EP2FF               0xa0

#define FGV_EP4FF               0xa4

#define FGV_EP6FF               0xa8

#define FGV_EP8FF               0xac

#define FGV_GPIFDONE            0xb0

#define FGV_GPIFWF              0xb4

#define FGV_MIN                 FGV_EP2PF

#define FGV_MAX                 FGV_GPIFWF


/*
 * Hook standard interrupt vector.
 *
 * vector_number is from the SV_<foo> list above.
 * addr is the address of the interrupt service routine.
 */
void hook_sv (unsigned char vector_number, unsigned short addr);

/*
 * Hook usb interrupt vector.
 *
 * vector_number is from the UV_<foo> list above.
 * addr is the address of the interrupt service routine.
 */
void hook_uv (unsigned char vector_number, unsigned short addr);

/*
 * Hook fifo/gpif interrupt vector.
 *
 * vector_number is from the FGV_<foo> list above.
 * addr is the address of the interrupt service routine.
 */
void hook_fgv (unsigned char vector_number, unsigned short addr);

/*
 * One time call to enable autovectoring for both USB and FIFO/GPIF
 */
void setup_autovectors (void);

#define clear_usb_irq()                 \
        EXIF &= ~bmEXIF_USBINT;         \
        INT2CLR = 0

#define clear_fifo_gpif_irq()           \
        EXIF &= ~bmEXIF_IE4;            \
        INT4CLR = 0

#endif /* _ISR_H_ */