diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/score603e/irq/irq_init.c | 131 |
1 files changed, 0 insertions, 131 deletions
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 -} |