diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/score603e/irq')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/FPGA.c | 180 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/irq.c | 495 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/irq.h | 153 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c | 131 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/no_pic.c | 82 |
5 files changed, 0 insertions, 1041 deletions
diff --git a/c/src/lib/libbsp/powerpc/score603e/irq/FPGA.c b/c/src/lib/libbsp/powerpc/score603e/irq/FPGA.c deleted file mode 100644 index 9c08d1d7de..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/irq/FPGA.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * FPGA.c -- Bridge for second and subsequent generations - */ - -/* - * COPYRIGHT (c) 1989-2014. - * 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.org/license/LICENSE. - */ - -#include <bsp.h> -#include <bsp/irq.h> -#include <string.h> -#include <fcntl.h> -#include <assert.h> - -#include <rtems/libio.h> -#include <rtems/libcsupport.h> -#include <rtems/bspIo.h> - -/* - * initialize FPGA - */ -void initialize_PCI_bridge (void) -{ - /* Note: Accept DINKs setup of the PCI Bridge and don't - * change anything. - */ -} - -void set_irq_mask( - uint16_t value -) -{ - volatile uint16_t *loc; - - loc = (uint16_t*)SCORE603E_FPGA_MASK_DATA; - - *loc = value; -} - -uint16_t get_irq_mask( void ) -{ - volatile uint16_t *loc; - uint16_t value; - - loc = (uint16_t*)SCORE603E_FPGA_MASK_DATA; - - value = *loc; - - return value; -} - -void mask_irq( - uint16_t irq_idx -) -{ - uint16_t value; - uint32_t mask_idx = irq_idx; - - value = get_irq_mask(); - -#if (HAS_PMC_PSC8) - switch (irq_idx + Score_IRQ_First ) { - case SCORE603E_85C30_4_IRQ: - case SCORE603E_85C30_2_IRQ: - case SCORE603E_85C30_5_IRQ: - case SCORE603E_85C30_3_IRQ: - mask_idx = SCORE603E_PCI_IRQ_0 - Score_IRQ_First; - break; - default: - break; - } -#endif - - value |= (0x1 << mask_idx); - set_irq_mask( value ); -} - -void unmask_irq( - uint16_t irq_idx -) -{ - uint16_t value; - uint32_t mask_idx = irq_idx; - - value = get_irq_mask(); - -#if (HAS_PMC_PSC8) - switch (irq_idx + Score_IRQ_First ) { - case SCORE603E_85C30_4_IRQ: - case SCORE603E_85C30_2_IRQ: - case SCORE603E_85C30_5_IRQ: - case SCORE603E_85C30_3_IRQ: - mask_idx = SCORE603E_PCI_IRQ_0 - Score_IRQ_First; - break; - default: - break; - } -#endif - - value &= (~(0x1 << mask_idx)); - set_irq_mask( value ); -} - -void init_irq_data_register(void) -{ - uint32_t index; - uint32_t i; - - set_irq_mask( 0xffff ); - - /* - * Clear any existing interupts from the vector data register. - */ - for (i=0; i<20; i++) { - index = (*SCORE603E_FPGA_VECT_DATA); - if ( (index&0x10) != 0x10 ) - break; - } -} - -uint16_t read_and_clear_PMC_irq( - uint16_t irq -) -{ - uint16_t status_word = irq; - - status_word = (*BSP_PMC_STATUS_ADDRESS); - - return status_word; -} - -bool Is_PMC_IRQ( - uint32_t pmc_irq, - uint16_t status_word -) -{ - bool result = false; - - switch(pmc_irq) { - case SCORE603E_85C30_4_IRQ: - result = Is_PMC_85C30_4_IRQ( status_word ) ? true : false; - break; - case SCORE603E_85C30_2_IRQ: - result = Is_PMC_85C30_2_IRQ( status_word ) ? true : false; - break; - case SCORE603E_85C30_5_IRQ: - result = Is_PMC_85C30_5_IRQ( status_word ) ? true : false; - break; - case SCORE603E_85C30_3_IRQ: - result = Is_PMC_85C30_3_IRQ( status_word ) ? true : false; - break; - default: - assert( 0 ); - break; - } - - return result; -} - -uint16_t read_and_clear_irq(void) -{ - uint16_t irq; - - - irq = (*SCORE603E_FPGA_VECT_DATA); - Processor_Synchronize(); - if ((irq & 0xffff0) != 0x10) { - printk( "read_and_clear_irq:: ERROR==>no irq data 0x%x\n", irq); - return (irq | 0x80); - } - - irq &=0xf; - irq += Score_IRQ_First; - return irq; -} diff --git a/c/src/lib/libbsp/powerpc/score603e/irq/irq.c b/c/src/lib/libbsp/powerpc/score603e/irq/irq.c deleted file mode 100644 index 431d0a94fb..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/irq/irq.c +++ /dev/null @@ -1,495 +0,0 @@ -/* - * This file contains the implementation of the function described in irq.h - * - * Copyright (C) 1998, 1999 valette@crf.canon.fr - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include <stdlib.h> - -#include <bsp.h> -#include <bsp/irq.h> -#include <bsp/VME.h> -#include <rtems/score/apiext.h> /* for post ISR signal processing */ -#include <libcpu/io.h> -#include <bsp/vectors.h> -#include <stdlib.h> -#include <rtems/bspIo.h> /* for printk */ - -/* - * default handler connected on each irq after bsp initialization - */ -static rtems_irq_connect_data default_rtems_entry; - -/* - * location used to store initial tables used for interrupt - * management. - */ -static rtems_irq_global_settings* internal_config; -static rtems_irq_connect_data* rtems_hdl_tbl; - -/* - * Check if IRQ is an ISA IRQ - */ -static inline int is_isa_irq(const rtems_irq_number irqLine) -{ - return (((int) irqLine <= BSP_ISA_IRQ_MAX_OFFSET) & - ((int) irqLine >= BSP_ISA_IRQ_LOWEST_OFFSET) - ); -} - -/* - * Check if IRQ is an pci IRQ - */ -static inline int is_pci_irq(const rtems_irq_number irqLine) -{ - return (((int) irqLine <= BSP_PCI_IRQ_MAX_OFFSET) & - ((int) irqLine >= BSP_PCI_IRQ_LOWEST_OFFSET) - ); -} - -/* - * Check if IRQ is a Processor IRQ - */ -static inline int is_processor_irq(const rtems_irq_number irqLine) -{ - return (((int) irqLine <= BSP_PROCESSOR_IRQ_MAX_OFFSET) & - ((int) irqLine >= BSP_PROCESSOR_IRQ_LOWEST_OFFSET) - ); -} - -/* - * ------------------------ RTEMS Irq helper functions ---------------- - */ - -/* - * This function check that the value given for the irq line - * is valid. - */ - -static int isValidInterrupt(int irq) -{ - if ( (irq < BSP_LOWEST_OFFSET) || (irq > BSP_MAX_OFFSET)) - return 0; - return 1; -} - -/* - * ------------------------ RTEMS Shared Irq Handler Mngt Routines ---------------- - */ -int BSP_install_rtems_shared_irq_handler (const rtems_irq_connect_data* irq) -{ - rtems_interrupt_level level; - rtems_irq_connect_data* vchain; - -printk(" BSP_install_rtems_shared_irq_handler %d\n", irq->name ); - - if (!isValidInterrupt(irq->name)) { - printk("Invalid interrupt vector %d\n",irq->name); - return 0; - } - - rtems_interrupt_disable(level); - - if ( (int)rtems_hdl_tbl[irq->name].next_handler == -1 ) { - rtems_interrupt_enable(level); - printk("IRQ vector %d already connected to an unshared handler\n",irq->name); - return 0; - } - - vchain = (rtems_irq_connect_data*)malloc(sizeof(rtems_irq_connect_data)); - - /* save off topmost handler */ - vchain[0]= rtems_hdl_tbl[irq->name]; - - /* - * store the data provided by user - */ - rtems_hdl_tbl[irq->name] = *irq; - - /* link chain to new topmost handler */ - rtems_hdl_tbl[irq->name].next_handler = (void *)vchain; - - /* - * XXX FIX ME - */ - if (is_pci_irq(irq->name)) { - } - - if (is_processor_irq(irq->name)) { - /* - * Enable exception at processor level - */ - } - /* - * Enable interrupt on device - */ - if (irq->on) - irq->on(irq); - - rtems_interrupt_enable(level); - - return 1; -} - -/* - * This function disables a given XXX interrupt - */ -rtems_status_code bsp_interrupt_vector_disable( rtems_vector_number irqLine) -{ - /* XXX FIX ME!!!! */ - - printk("bsp_interrupt_vector_disable: 0x%x\n", irqLine ); - return RTEMS_SUCCESSFUL; -} - -rtems_status_code bsp_interrupt_vector_enable( rtems_vector_number irqLine) -{ - /* XXX FIX ME!!!! */ - printk("bsp_interrupt_vector_enable: 0x%x\n", irqLine ); - - return RTEMS_SUCCESSFUL; -} - - - -/* - * ------------------------ RTEMS Single Irq Handler Mngt Routines ---------------- - */ - -int BSP_install_rtems_irq_handler (const rtems_irq_connect_data* irq) -{ - rtems_interrupt_level level; - -printk(" BSP_install_rtems_irq_handler %d\n", irq->name ); - - if (!isValidInterrupt(irq->name)) { - printk("Invalid interrupt vector %d\n",irq->name); - return 0; - } - /* - * Check if default handler is actually connected. If not issue an error. - * You must first get the current handler via i386_get_current_idt_entry - * and then disconnect it using i386_delete_idt_entry. - * RATIONALE : to always have the same transition by forcing the user - * to get the previous handler before accepting to disconnect. - */ - rtems_interrupt_disable(level); - if (rtems_hdl_tbl[irq->name].hdl != default_rtems_entry.hdl) { - rtems_interrupt_enable(level); - printk("IRQ vector %d already connected\n",irq->name); - return 0; - } - - /* - * store the data provided by user - */ - rtems_hdl_tbl[irq->name] = *irq; - rtems_hdl_tbl[irq->name].next_handler = (void *)-1; - - /* XXX -FIX ME !! */ - if (is_pci_irq(irq->name)) { - /* - * Enable interrupt - */ - printk("is_pci_irq = TRUE - FIX THIS!\n"); - } - - if (is_processor_irq(irq->name)) { - /* - * Enable exception at processor level - */ - printk("is_processor_irq = TRUE : Fix This\n"); - } - - /* - * Enable interrupt on device - */ - if (irq->on) { - printk("Call 0x%x\n", irq->on ); - irq->on(irq); - } - - rtems_interrupt_enable(level); - - return 1; -} - -int BSP_get_current_rtems_irq_handler (rtems_irq_connect_data* irq) -{ - rtems_interrupt_level level; - -printk(" BSP_get_current_rtems_irq_handler %d\n", irq->name ); - if (!isValidInterrupt(irq->name)) { - return 0; - } - rtems_interrupt_disable(level); - *irq = rtems_hdl_tbl[irq->name]; - rtems_interrupt_enable(level); - return 1; -} - -int BSP_remove_rtems_irq_handler (const rtems_irq_connect_data* irq) -{ - rtems_irq_connect_data *pchain= NULL, *vchain = NULL; - rtems_interrupt_level level; - -printk(" BSP_remove_rtems_irq_handler %d\n", irq->name ); - if (!isValidInterrupt(irq->name)) { - return 0; - } - /* - * Check if default handler is actually connected. If not issue an error. - * You must first get the current handler via i386_get_current_idt_entry - * and then disconnect it using i386_delete_idt_entry. - * RATIONALE : to always have the same transition by forcing the user - * to get the previous handler before accepting to disconnect. - */ - rtems_interrupt_disable(level); - if (rtems_hdl_tbl[irq->name].hdl != irq->hdl) { - rtems_interrupt_enable(level); - return 0; - } - - if( (int)rtems_hdl_tbl[irq->name].next_handler != -1 ) - { - int found = 0; - - for( (pchain= NULL, vchain = &rtems_hdl_tbl[irq->name]); - (vchain->hdl != default_rtems_entry.hdl); - (pchain= vchain, vchain = (rtems_irq_connect_data*)vchain->next_handler) ) - { - if( vchain->hdl == irq->hdl ) - { - found= -1; break; - } - } - - if( !found ) - { - rtems_interrupt_enable(level); - return 0; - } - } - else - { - if (rtems_hdl_tbl[irq->name].hdl != irq->hdl) - { - rtems_interrupt_enable(level); - return 0; - } - } - - /* XXX - FIX ME !! */ - if (is_pci_irq(irq->name)) { - /* - * disable interrupt - */ - } - if (is_processor_irq(irq->name)) { - /* - * disable exception at processor level - */ - } - - /* - * Disable interrupt on device - */ - if (irq->off) - irq->off(irq); - - /* - * restore the default irq value - */ - if( !vchain ) - { - /* single handler vector... */ - rtems_hdl_tbl[irq->name] = default_rtems_entry; - } - else - { - if( pchain ) - { - /* non-first handler being removed */ - pchain->next_handler = vchain->next_handler; - } - else - { - /* first handler isn't malloc'ed, so just overwrite it. Since - the contents of vchain are being struct copied, vchain itself - goes away */ - rtems_hdl_tbl[irq->name]= *vchain; - } - free(vchain); - } - - rtems_interrupt_enable(level); - - return 1; -} - -/* - * RTEMS Global Interrupt Handler Management Routines - */ - -int BSP_rtems_irq_mngt_set(rtems_irq_global_settings* config) -{ - int i; - rtems_interrupt_level level; - - /* - * Store various code accelerators - */ - internal_config = config; - default_rtems_entry = config->defaultEntry; - rtems_hdl_tbl = config->irqHdlTbl; - -printk(" BSP_rtems_irq_mngt_set\n"); - - rtems_interrupt_disable(level); - /* - * set up internal tables used by rtems interrupt prologue - */ - - /* - * XXX - FIX ME !!! - */ - for (i=BSP_PCI_IRQ_LOWEST_OFFSET; i < BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER ; i++) { - if (rtems_hdl_tbl[i].hdl != default_rtems_entry.hdl) { - { - rtems_irq_connect_data* vchain; - for( vchain = &rtems_hdl_tbl[i]; - ((int)vchain != -1 && vchain->hdl != default_rtems_entry.hdl); - vchain = (rtems_irq_connect_data*)vchain->next_handler ) - { - if (vchain->on) - vchain->on(vchain); - } - } - - } - else { - /* if (rtems_hdl_tbl[i].off) rtems_hdl_tbl[i].off(&rtems_hdl_tbl[i]); */ - { - rtems_irq_connect_data* vchain; - for( vchain = &rtems_hdl_tbl[i]; - ((int)vchain != -1 && vchain->hdl != default_rtems_entry.hdl); - vchain = (rtems_irq_connect_data*)vchain->next_handler ) - { - if (vchain->off) - vchain->off(vchain); - } - } - } - } - /* - * finish with Processor exceptions handled like IRQ - */ - for (i=BSP_PROCESSOR_IRQ_LOWEST_OFFSET; i < BSP_PROCESSOR_IRQ_LOWEST_OFFSET+BSP_PROCESSOR_IRQ_NUMBER; i++){ - if (rtems_hdl_tbl[i].hdl != default_rtems_entry.hdl) { - { - rtems_irq_connect_data* vchain; - for( vchain = &rtems_hdl_tbl[i]; - ((int)vchain != -1 && vchain->hdl != default_rtems_entry.hdl); - vchain = (rtems_irq_connect_data*)vchain->next_handler ) - { - if (vchain->on) - vchain->on(vchain); - } - } - - } - else { - { - rtems_irq_connect_data* vchain; - for( vchain = &rtems_hdl_tbl[i]; - ((int)vchain != -1 && vchain->hdl != default_rtems_entry.hdl); - vchain = (rtems_irq_connect_data*)vchain->next_handler ) - { - if (vchain->off) - vchain->off(vchain); - } - } - - } - } - rtems_interrupt_enable(level); - return 1; -} - -int BSP_rtems_irq_mngt_get(rtems_irq_global_settings** config) -{ - *config = internal_config; - return 0; -} - -unsigned BSP_spuriousIntr = 0; - -/* - * High level IRQ handler called from shared_raw_irq_code_entry - */ -int C_dispatch_irq_handler (CPU_Interrupt_frame *frame, unsigned int excNum) -{ - register unsigned int irq; - register unsigned msr; - register unsigned new_msr; - - if (excNum == ASM_DEC_VECTOR) { - _CPU_MSR_GET(msr); - new_msr = msr | MSR_EE; - _CPU_MSR_SET(new_msr); - - rtems_hdl_tbl[BSP_DECREMENTER].hdl(rtems_hdl_tbl[BSP_DECREMENTER].handle); - - _CPU_MSR_SET(msr); - return 0; - - } - - irq = read_and_clear_irq(); - _CPU_MSR_GET(msr); - new_msr = msr | MSR_EE; - _CPU_MSR_SET(new_msr); - - /* rtems_hdl_tbl[irq].hdl(rtems_hdl_tbl[irq].handle); */ - { - rtems_irq_connect_data* vchain; - for( vchain = &rtems_hdl_tbl[irq]; - ((int)vchain != -1 && vchain->hdl != default_rtems_entry.hdl); - vchain = (rtems_irq_connect_data*)vchain->next_handler ) - { - vchain->hdl(vchain->handle); - } - } - - _CPU_MSR_SET(msr); - - return 0; -} - -rtems_status_code bsp_interrupt_facility_initialize(void) -{ - /* Install exception handler */ - if (ppc_exc_set_handler( ASM_EXT_VECTOR, C_dispatch_irq_handler)) { - return RTEMS_IO_ERROR; - } - if (ppc_exc_set_handler( ASM_DEC_VECTOR, C_dispatch_irq_handler)) { - return RTEMS_IO_ERROR; - } - if (ppc_exc_set_handler( ASM_E300_SYSMGMT_VECTOR, C_dispatch_irq_handler)) { - return RTEMS_IO_ERROR; - } - - return RTEMS_SUCCESSFUL; -} - -void bsp_interrupt_handler_default( rtems_vector_number vector ) -{ - if (vector != BSP_DECREMENTER) { - printk( "Spurious interrupt: 0x%08x\n", vector); - } -} - diff --git a/c/src/lib/libbsp/powerpc/score603e/irq/irq.h b/c/src/lib/libbsp/powerpc/score603e/irq/irq.h deleted file mode 100644 index 97977a75e7..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/irq/irq.h +++ /dev/null @@ -1,153 +0,0 @@ -/* 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.org/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 diff --git a/c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c b/c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c deleted file mode 100644 index 25128ad214..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c +++ /dev/null @@ -1,131 +0,0 @@ -/* irq_init.c - * - * This file contains the implementation of rtems initialization - * related to interrupt handling. - * - * CopyRight (C) 1999 valette@crf.canon.fr - * - * Enhanced by Jay Kulpinski <jskulpin@eng01.gdds.com> - * to make it valid for MVME2300 Motorola boards. - * - * Till Straumann <strauman@slac.stanford.edu>, 12/20/2001: - * Use the new interface to openpic_init - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include <libcpu/io.h> -#include <libcpu/spr.h> -#include <bsp/pci.h> -#include <bsp/residual.h> -#include <bsp/irq.h> -#include <bsp.h> -#include <bsp/vectors.h> -#include <rtems/bspIo.h> - -#define SHOW_ISA_PCI_BRIDGE_SETTINGS 1 -#define SCAN_PCI_PRINT 1 -#define TRACE_IRQ_INIT 0 - -typedef struct { - unsigned char bus; /* few chance the PCI/ISA bridge is not on first bus but ... */ - unsigned char device; - unsigned char function; -} pci_isa_bridge_device; - -pci_isa_bridge_device* via_82c586 = 0; - -extern unsigned int external_exception_vector_prolog_code_size[]; -extern void external_exception_vector_prolog_code(void); -extern unsigned int decrementer_exception_vector_prolog_code_size[]; -extern void decrementer_exception_vector_prolog_code(void); - -static void IRQ_Default_rtems_irq_hdl( - rtems_irq_hdl_param ptr -) -{ -} - -static void IRQ_Default_rtems_irq_enable( - const struct __rtems_irq_connect_data__ *ptr -) -{ -} - -static void IRQ_Default_rtems_irq_disable( - const struct __rtems_irq_connect_data__ *ptr -) -{ -} - -static int IRQ_Default_rtems_irq_is_enabled( - const struct __rtems_irq_connect_data__ *ptr) -{ - return 1; -} - -static rtems_irq_connect_data rtemsIrq[BSP_IRQ_NUMBER]; -static rtems_irq_global_settings initial_config; - -static rtems_irq_connect_data defaultIrq = { - .name = 0, - .hdl = IRQ_Default_rtems_irq_hdl, - .handle = NULL, - .on = IRQ_Default_rtems_irq_enable, - .on = IRQ_Default_rtems_irq_disable, - .isOn = IRQ_Default_rtems_irq_is_enabled -}; - -static rtems_irq_prio irqPrioTable[BSP_IRQ_NUMBER]; - - /* - * This code assumes the exceptions management setup has already - * been done. We just need to replace the exceptions that will - * be handled like interrupt. On mcp750/mpc750 and many PPC processors - * this means the decrementer exception and the external exception. - */ -void BSP_rtems_irq_mng_init(unsigned cpuId) -{ - int i; - - /* - * First initialize the Interrupt management hardware - */ - - /* - * Initialize RTEMS management interrupt table - */ - /* - * re-init the rtemsIrq table - */ - for (i = 0; i < BSP_IRQ_NUMBER; i++) { - irqPrioTable[i] = 8; - rtemsIrq[i] = defaultIrq; - rtemsIrq[i].name = i; -#ifdef BSP_SHARED_HANDLER_SUPPORT - rtemsIrq[i].next_handler = NULL; -#endif - } - - /* - * Init initial Interrupt management config - */ - initial_config.irqNb = BSP_IRQ_NUMBER; - initial_config.defaultEntry = defaultIrq; - initial_config.irqHdlTbl = rtemsIrq; - initial_config.irqBase = BSP_LOWEST_OFFSET; - initial_config.irqPrioTbl = irqPrioTable; - - if (!BSP_rtems_irq_mngt_set(&initial_config)) { - /* - * put something here that will show the failure... - */ - BSP_panic("Unable to initialize RTEMS interrupt Management!!! System locked\n"); - } - -#ifdef TRACE_IRQ_INIT - printk("RTEMS IRQ management is now operational\n"); -#endif -} diff --git a/c/src/lib/libbsp/powerpc/score603e/irq/no_pic.c b/c/src/lib/libbsp/powerpc/score603e/irq/no_pic.c deleted file mode 100644 index 37b9ca62af..0000000000 --- a/c/src/lib/libbsp/powerpc/score603e/irq/no_pic.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * - * This file contains the implementation of the function described in irq.h - * - * 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.org/license/LICENSE. - */ - -#include <rtems.h> -#include <bsp.h> -#include <bsp/irq.h> -#include <bsp/irq_supp.h> -#include <bsp/vectors.h> - -static rtems_irq_connect_data *rtems_hdl_tbl; -static rtems_irq_connect_data dflt_entry; - -/* - * High level IRQ handler called from shared_raw_irq_code_entry - */ -int C_dispatch_irq_handler( - BSP_Exception_frame *frame, - unsigned int excNum -) -{ - register unsigned int irq; -#if (HAS_PMC_PSC8) - uint16_t check_irq; - uint16_t status_word; -#endif - - if (excNum == ASM_DEC_VECTOR) { - bsp_irq_dispatch_list(rtems_hdl_tbl, BSP_DECREMENTER, dflt_entry.hdl); - return 0; - } - - irq = read_and_clear_irq(); - -#if (HAS_PMC_PSC8) - if (irq == SCORE603E_PCI_IRQ_0) { - status_word = read_and_clear_PMC_irq( irq ); - for (check_irq=SCORE603E_IRQ16; check_irq<=SCORE603E_IRQ19; check_irq++) { - if ( Is_PMC_IRQ( check_irq, status_word )) { - bsp_irq_dispatch_list_base(rtems_hdl_tbl, check_irq, dflt_entry.hdl); - } - } - } else -#endif - { - bsp_irq_dispatch_list_base(rtems_hdl_tbl, irq, dflt_entry.hdl); - } - - return 0; -} - -void -BSP_enable_irq_at_pic(const rtems_irq_number irq) -{ - uint16_t vec_idx = irq - Score_IRQ_First; - unmask_irq( vec_idx ); -} - -int -BSP_disable_irq_at_pic(const rtems_irq_number irq) -{ - uint16_t vec_idx = irq - Score_IRQ_First; - unmask_irq( vec_idx ); - return 0; -} - -int -BSP_setup_the_pic(rtems_irq_global_settings *config) -{ - dflt_entry = config->defaultEntry; - rtems_hdl_tbl = config->irqHdlTbl; - init_irq_data_register(); - return 1; -} |