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2008-07-21 Till Straumann <strauman@slac.stanford.edu>

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* Makefile.am, preinstall.am, irq/irq_init.c:
	Use low-level exception handling support from
	new-exceptions/bspsupport.
This commit is contained in:
Till Straumann
2008-07-22 05:52:05 +00:00
parent 336495b9c0
commit aee685a3df
4 changed files with 20 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files
c/src/lib/libbsp/powerpc/virtex/ChangeLog
+6
View File
@@ -1,3 +1,9 @@
2008-07-21 Till Straumann <strauman@slac.stanford.edu>
* Makefile.am, preinstall.am, irq/irq_init.c:
Use low-level exception handling support from
new-exceptions/bspsupport.
2008-07-21 Till Straumann <strauman@slac.stanford.edu>
* startup/bspstart.c: Removed SPRG0 warning - this BSP
c/src/lib/libbsp/powerpc/virtex/Makefile.am
+5 -5
View File
@@ -44,12 +44,11 @@ include_bsp_HEADERS = include/opbintctrl.h
opbintctrl_SOURCES = opbintctrl/opbintctrl.c
include_bsp_HEADERS += irq/irq.h
irq_SOURCES = irq/irq_init.c ../shared/irq/irq_asm.S
irq_SOURCES = irq/irq_init.c
include_bsp_HEADERS += ../../powerpc/shared/vectors/vectors.h
vectors_SOURCES = ../../powerpc/shared/vectors/vectors.h \
../../powerpc/shared/vectors/vectors_init.c \
../../powerpc/shared/vectors/vectors.S
include_bsp_HEADERS += \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/vectors.h \
../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/ppc_exc_bspsupp.h
if HAS_NETWORKING
network_CPPFLAGS = -D__INSIDE_RTEMS_BSD_TCPIP_STACK__
@@ -68,6 +67,7 @@ libbsp_a_SOURCES = $(startup_SOURCES) $(dlentry_SOURCES) \
libbsp_a_LIBADD = \
../../../libcpu/@RTEMS_CPU@/@exceptions@/rtems-cpu.rel \
../../../libcpu/@RTEMS_CPU@/@exceptions@/raw_exception.rel \
../../../libcpu/@RTEMS_CPU@/@exceptions@/exc_bspsupport.rel \
../../../libcpu/@RTEMS_CPU@/shared/cpuIdent.rel \
../../../libcpu/@RTEMS_CPU@/ppc403/clock.rel \
../../../libcpu/@RTEMS_CPU@/ppc403/timer.rel \
c/src/lib/libbsp/powerpc/virtex/irq/irq_init.c
+4 -81
View File
@@ -96,19 +96,6 @@ int C_dispatch_irq_handler (CPU_Interrupt_frame *frame, unsigned int excNum)
* Handle interrupt
*/
switch(excNum) {
#if 0
case ASM_DEC_VECTOR:
_CPU_MSR_GET(msr);
new_msr = msr | MSR_EE;
_CPU_MSR_SET(new_msr);
BSP_rtems_irq_tbl[BSP_DECREMENTER].hdl
(BSP_rtems_irq_tbl[BSP_DECREMENTER].handle);
_CPU_MSR_SET(msr);
break;
#endif
case ASM_EXT_VECTOR:
BSP_irq_handle_at_opbintc();
break;
@@ -124,21 +111,6 @@ int C_dispatch_irq_handler (CPU_Interrupt_frame *frame, unsigned int excNum)
return 0;
}
void _ThreadProcessSignalsFromIrq (BSP_Exception_frame* ctx)
{
/*
* Process pending signals that have not already been
* processed by _Thread_Displatch. This happens quite
* unfrequently : the ISR must have posted an action
* to the current running thread.
*/
if ( _Thread_Do_post_task_switch_extension ||
_Thread_Executing->do_post_task_switch_extension ) {
_Thread_Executing->do_post_task_switch_extension = FALSE;
_API_extensions_Run_postswitch();
}
}
/***********************************************************
* functions to set/get/remove interrupt handlers
***********************************************************/
@@ -314,51 +286,6 @@ int BSP_rtems_irq_mngt_set(rtems_irq_global_settings* config)
rtems_interrupt_enable(level);
return 1;
}
/**********************************************
* list of exception vectors to tap for interrupt handlers
*/
static rtems_raw_except_connect_data BSP_vec_desc[] = {
#if 0 /* ppc405 has no decrementer */
{ASM_DEC_VECTOR,
{ASM_DEC_VECTOR,
decrementer_exception_vector_prolog_code,
(size_t)decrementer_exception_vector_prolog_code_size
},
exception_nop_enable,
exception_nop_enable,
exception_always_enabled
},
#endif
{ASM_EXT_VECTOR,
{ASM_EXT_VECTOR,
external_exception_vector_prolog_code,
(size_t)&external_exception_vector_prolog_code_size
},
exception_nop_enable,
exception_nop_enable,
exception_always_enabled
},
{ASM_BOOKE_DEC_VECTOR,
{ASM_BOOKE_DEC_VECTOR,
pit_exception_vector_prolog_code,
(size_t)&pit_exception_vector_prolog_code_size
},
exception_nop_enable,
exception_nop_enable,
exception_always_enabled
}
#if 0 /* Critical interrupts not yet supported */
,{ASM_BOOKE_CRIT_VECTOR,
{ASM_BOOKE_CRIT_VECTOR,
critical_exception_vector_prolog_code,
critical_exception_vector_prolog_code_size
}
BSP_irq_nop_func,
BSP_irq_nop_func,
BSP_irq_true_func
}
#endif
};
/*
* dummy for an empty IRQ handler entry
@@ -389,17 +316,13 @@ static rtems_irq_global_settings initialConfig = {
void BSP_rtems_irq_mng_init(unsigned cpuId)
{
int i;
/*
* connect all exception vectors needed
*/
for (i = 0;
i < (sizeof(BSP_vec_desc) /
sizeof(BSP_vec_desc[0]));
i++) {
if (!ppc_set_exception (&BSP_vec_desc[i])) {
BSP_panic("Unable to initialize RTEMS raw exception\n");
}
}
ppc_exc_set_handler(ASM_EXT_VECTOR, C_dispatch_irq_handler);
ppc_exc_set_handler(ASM_BOOKE_DEC_VECTOR, C_dispatch_irq_handler);
/*
* setup interrupt handlers table
*/
c/src/lib/libbsp/powerpc/virtex/preinstall.am
+5 -1
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@@ -78,7 +78,11 @@ $(PROJECT_INCLUDE)/bsp/irq.h: irq/irq.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/irq.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/irq.h
$(PROJECT_INCLUDE)/bsp/vectors.h: ../../powerpc/shared/vectors/vectors.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(PROJECT_INCLUDE)/bsp/vectors.h: ../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/vectors.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/vectors.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/vectors.h
$(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h: ../../../libcpu/@RTEMS_CPU@/@exceptions@/bspsupport/ppc_exc_bspsupp.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/ppc_exc_bspsupp.h