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/* irq.h
*
* This include file describe the data structure and the functions implemented
* by RTEMS to write interrupt handlers.
*
* This code is heavilly inspired by the public specification of STREAM V2
* that can be found at :
*
* <http://www.chorus.com/Documentation/index.html> by following
* the STREAM API Specification Document link.
*
* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#ifndef BSP_POWERPC_IRQ_H
#define BSP_POWERPC_IRQ_H
#define BSP_SHARED_HANDLER_SUPPORT 1
#include <rtems/irq.h>
#ifndef ASM
#ifdef __cplusplus
extern "C" {
#endif
/*
* rtems_irq_number Definitions
*/
/*
* ISA IRQ handler related definitions
*/
#define BSP_ISA_IRQ_NUMBER (16)
#define BSP_ISA_IRQ_LOWEST_OFFSET (0)
#define BSP_ISA_IRQ_MAX_OFFSET (BSP_ISA_IRQ_LOWEST_OFFSET + BSP_ISA_IRQ_NUMBER - 1)
/*
* PCI IRQ handlers related definitions
*/
#define BSP_PCI_IRQ_NUMBER (16)
#define BSP_PCI_IRQ_LOWEST_OFFSET (BSP_ISA_IRQ_NUMBER)
#define BSP_PCI_IRQ_MAX_OFFSET (BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER - 1)
/*
* PMC IRQ
*/
#define BSP_PMC_IRQ_NUMBER (4)
#define BSP_PMC_IRQ_LOWEST_OFFSET (BSP_PCI_IRQ_MAX_OFFSET + 1)
#define BSP_PMC_IRQ_MAX_OFFSET (BSP_PMC_IRQ_LOWEST_OFFSET + BSP_PMC_IRQ_NUMBER - 1)
/*
* PowerPC exceptions handled as interrupt where an RTEMS managed interrupt
* handler might be connected
*/
#define BSP_PROCESSOR_IRQ_NUMBER (1)
#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_PMC_IRQ_MAX_OFFSET + 1)
#define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET + BSP_PROCESSOR_IRQ_NUMBER - 1)
/* Misc vectors for OPENPIC irqs (IPI, timers)
*/
#define BSP_MISC_IRQ_NUMBER (8)
#define BSP_MISC_IRQ_LOWEST_OFFSET (BSP_PROCESSOR_IRQ_MAX_OFFSET + 1)
#define BSP_MISC_IRQ_MAX_OFFSET (BSP_MISC_IRQ_LOWEST_OFFSET + BSP_MISC_IRQ_NUMBER - 1)
/*
* Summary
*/
#define BSP_IRQ_NUMBER (BSP_MISC_IRQ_MAX_OFFSET + 1)
#define BSP_LOWEST_OFFSET (BSP_ISA_IRQ_LOWEST_OFFSET)
#define BSP_MAX_OFFSET (BSP_MISC_IRQ_MAX_OFFSET)
/*
* Some Processor execption handled as RTEMS IRQ symbolic name definition
*/
#define BSP_DECREMENTER (BSP_PROCESSOR_IRQ_LOWEST_OFFSET)
/*
* First Score Unique IRQ
*/
#define Score_IRQ_First ( BSP_PCI_IRQ_LOWEST_OFFSET )
/*
* The Following Are part of a Score603e FPGA.
*/
#define SCORE603E_IRQ00 ( Score_IRQ_First + 0 )
#define SCORE603E_IRQ01 ( Score_IRQ_First + 1 )
#define SCORE603E_IRQ02 ( Score_IRQ_First + 2 )
#define SCORE603E_IRQ03 ( Score_IRQ_First + 3 )
#define SCORE603E_IRQ04 ( Score_IRQ_First + 4 )
#define SCORE603E_IRQ05 ( Score_IRQ_First + 5 )
#define SCORE603E_IRQ06 ( Score_IRQ_First + 6 )
#define SCORE603E_IRQ07 ( Score_IRQ_First + 7 )
#define SCORE603E_IRQ08 ( Score_IRQ_First + 8 )
#define SCORE603E_IRQ09 ( Score_IRQ_First + 9 )
#define SCORE603E_IRQ10 ( Score_IRQ_First + 10 )
#define SCORE603E_IRQ11 ( Score_IRQ_First + 11 )
#define SCORE603E_IRQ12 ( Score_IRQ_First + 12 )
#define SCORE603E_IRQ13 ( Score_IRQ_First + 13 )
#define SCORE603E_IRQ14 ( Score_IRQ_First + 14 )
#define SCORE603E_IRQ15 ( Score_IRQ_First + 15 )
#define SCORE603E_TIMER1_IRQ SCORE603E_IRQ00
#define SCORE603E_TIMER2_IRQ SCORE603E_IRQ01
#define SCORE603E_TIMER3_IRQ SCORE603E_IRQ02
#define SCORE603E_85C30_1_IRQ SCORE603E_IRQ03
#define SCORE603E_85C30_0_IRQ SCORE603E_IRQ04
#define SCORE603E_RTC_IRQ SCORE603E_IRQ05
#define SCORE603E_PCI_IRQ_0 SCORE603E_IRQ06
#define SCORE603E_PCI_IRQ_1 SCORE603E_IRQ07
#define SCORE603E_PCI_IRQ_2 SCORE603E_IRQ08
#define SCORE603E_PCI_IRQ_3 SCORE603E_IRQ09
#define SCORE603E_UNIVERSE_IRQ SCORE603E_IRQ10
#define SCORE603E_1553_IRQ SCORE603E_IRQ11
#define SCORE603E_MAIL_BOX_IRQ_0 SCORE603E_IRQ12
#define SCORE603E_MAIL_BOX_IRQ_1 SCORE603E_IRQ13
#define SCORE603E_MAIL_BOX_IRQ_2 SCORE603E_IRQ14
#define SCORE603E_MAIL_BOX_IRQ_3 SCORE603E_IRQ15
/*
* The Score FPGA maps all interrupts comming from the PMC card to
* the FPGA interrupt SCORE603E_PCI_IRQ_0 the PMC status word must be
* read to indicate which interrupt was chained to the FPGA.
*/
#define SCORE603E_IRQ16 ( Score_IRQ_First + 16 )
#define SCORE603E_IRQ17 ( Score_IRQ_First + 17 )
#define SCORE603E_IRQ18 ( Score_IRQ_First + 18 )
#define SCORE603E_IRQ19 ( Score_IRQ_First + 19 )
/*
* IRQ'a read from the PMC card
*/
#define SCORE603E_85C30_4_IRQ SCORE603E_IRQ16 /* SCC 422-1 */
#define SCORE603E_85C30_2_IRQ SCORE603E_IRQ17 /* SCC 232-1 */
#define SCORE603E_85C30_5_IRQ SCORE603E_IRQ18 /* SCC 422-2 */
#define SCORE603E_85C30_3_IRQ SCORE603E_IRQ19 /* SCC 232-2 */
#define MAX_BOARD_IRQS SCORE603E_IRQ19
extern void BSP_rtems_irq_mng_init(unsigned cpuId);
#ifdef __cplusplus
}
#endif
#endif
#endif
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