RTOS/rtems
1
0
Fork 0
forked from Imagelibrary/rtems
Code Pull Requests Activity

2008-06-06 Joel Sherrill <joel.sherrill@oarcorp.com>

Browse Source 
* include/bsp.h, irq/irq.c, irq/irq_init.c, startup/bspclean.c,
	startup/bspstart.c: Slightly better names for IRQ benchmarking. Make
	sure the routines are present all the time.
This commit is contained in:
Joel Sherrill
2008-06-06 21:43:02 +00:00
parent e5b6bf463b
commit 6826a4c567
6 changed files with 80 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
c/src/lib/libbsp/powerpc/gen5200/ChangeLog
View File

@@ -1,3 +1,9 @@
2008-06-06 Joel Sherrill <joel.sherrill@oarcorp.com>
* include/bsp.h, irq/irq.c, irq/irq_init.c, startup/bspclean.c,
startup/bspstart.c: Slightly better names for IRQ benchmarking. Make
sure the routines are present all the time.
2008-05-22 Joel Sherrill <joel.sherrill@oarcorp.com>
* console/console.c: Remove explicit switch and call

3
c/src/lib/libbsp/powerpc/gen5200/include/bsp.h
View File

@@ -258,6 +258,9 @@ void bsp_cleanup(void);
Thread _Thread_Idle_body(uint32_t ignored);
#define BSP_IDLE_TASK_BODY _Thread_Idle_body
/* BSP specific IRQ Benchmarking support */
void BSP_IRQ_Benchmarking_Reset(void);
void BSP_IRQ_Benchmarking_Report(void);
#ifdef __cplusplus
}
#endif

14
c/src/lib/libbsp/powerpc/gen5200/irq/irq.c
View File

@@ -631,7 +631,14 @@ int BSP_rtems_irq_mngt_get(rtems_irq_global_settings** config)
return 0;
}
#if (BENCHMARK_IRQ_PROCESSING == 1)
#if (BENCHMARK_IRQ_PROCESSING == 0)
void BSP_IRQ_Benchmarking_Reset(void)
{
}
void BSP_IRQ_Benchmarking_Report(void)
{
}
#else
#include <stdio.h>
uint64_t BSP_Starting_TBR;
uint64_t BSP_Total_in_ISR;
@@ -640,7 +647,7 @@ uint32_t BSP_Worst_ISR;
#define BSP_COUNTED_IRQ 16
uint32_t BSP_ISR_Count_Per[BSP_COUNTED_IRQ + 1];
void BSP_initialize_IRQ_Timing(void)
void BSP_IRQ_Benchmarking_Reset(void)
{
int i;
BSP_Starting_TBR = PPC_Get_timebase_register();
@@ -659,7 +666,8 @@ static const char * u64tostring(
sprintf( buffer, "%lld %lld usecs", v, (v / 33) );
return buffer;
}
void BSP_report_IRQ_Timing(void)
void BSP_IRQ_Benchmarking_Report(void)
{
uint64_t now;
char buffer[96];

47
c/src/lib/libbsp/powerpc/gen5200/irq/irq_init.c
View File

@@ -231,35 +231,42 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
{
rtems_raw_except_connect_data vectorDesc;
int i;
#if (BENCHMARK_IRQ_PROCESSING == 1)
extern void BSP_initialize_IRQ_Timing(void);
void BSP_initialize_IRQ_Timing(void);
#endif
BSP_SIU_irq_init();
/*
* Initialize Rtems management interrupt table
*/
/*
* re-init the rtemsIrq table
*/
for (i = 0; i < BSP_IRQ_NUMBER; i++)
{
for (i = 0; i < BSP_IRQ_NUMBER; i++) {
rtemsIrq[i] = defaultIrq;
rtemsIrq[i].name = i;
}
/*
* Init initial Interrupt management config
*/
}
/*
* 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))
{
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");
}
BSP_panic(
"Unable to initialize RTEMS interrupt Management!!! System locked\n"
);
}
/*
* We must connect the raw irq handler for the two
@@ -273,30 +280,26 @@ void BSP_rtems_irq_mng_init(unsigned cpuId)
vectorDesc.off = nop_func;
vectorDesc.isOn = connected;
if (!ppc_set_exception (&vectorDesc))
{
BSP_panic("Unable to initialize RTEMS decrementer raw exception\n");
}
if (!ppc_set_exception (&vectorDesc)) {
BSP_panic("Unable to initialize RTEMS decrementer raw exception\n");
}
vectorDesc.exceptIndex = ASM_EXT_VECTOR;
vectorDesc.hdl.vector = ASM_EXT_VECTOR;
vectorDesc.hdl.raw_hdl = external_exception_vector_prolog_code;
vectorDesc.hdl.raw_hdl_size = (unsigned) &external_exception_vector_prolog_code_size;
if (!ppc_set_exception (&vectorDesc))
{
if (!ppc_set_exception (&vectorDesc)) {
BSP_panic("Unable to initialize RTEMS external raw exception\n");
}
}
vectorDesc.exceptIndex = ASM_60X_SYSMGMT_VECTOR;
vectorDesc.hdl.vector = ASM_60X_SYSMGMT_VECTOR;
vectorDesc.hdl.raw_hdl = system_management_exception_vector_prolog_code;
vectorDesc.hdl.raw_hdl_size = (unsigned) &system_management_exception_vector_prolog_code_size;
if (!ppc_set_exception (&vectorDesc))
{
if (!ppc_set_exception (&vectorDesc)) {
BSP_panic("Unable to initialize RTEMS system management raw exception\n");
}
}
}

3
c/src/lib/libbsp/powerpc/gen5200/startup/bspclean.c
View File

@@ -23,8 +23,7 @@ void bsp_cleanup( void )
#if (BENCHMARK_IRQ_PROCESSING == 1)
{
extern void BSP_report_IRQ_Timing(void);
BSP_report_IRQ_Timing();
BSP_IRQ_Benchmarking_Report();
}
#endif

66
c/src/lib/libbsp/powerpc/gen5200/startup/bspstart.c
View File

@@ -224,23 +224,24 @@ void bsp_start(void)
register unsigned char* intrStack;
/*
* Get CPU identification dynamically. Note that the get_ppc_cpu_type() function
* store the result in global variables so that it can be used latter...
* Get CPU identification dynamically. Note that the get_ppc_cpu_type()
* function store the result in global variables so that it can be used
* later...
*/
myCpu = get_ppc_cpu_type();
myCpuRevision = get_ppc_cpu_revision();
#if defined(HAS_UBOOT)
uboot_bdinfo_copy = *uboot_bdinfo_ptr;
uboot_bdinfo_ptr = &uboot_bdinfo_copy;
#endif
#if defined(HAS_UBOOT)
uboot_bdinfo_copy = *uboot_bdinfo_ptr;
uboot_bdinfo_ptr = &uboot_bdinfo_copy;
#endif
#if defined(HAS_UBOOT) && defined(SHOW_MORE_INIT_SETTINGS)
{
void dumpUBootBDInfo( bd_t * );
dumpUBootBDInfo( uboot_bdinfo_ptr );
}
#endif
#if defined(HAS_UBOOT) && defined(SHOW_MORE_INIT_SETTINGS)
{
void dumpUBootBDInfo( bd_t * );
dumpUBootBDInfo( uboot_bdinfo_ptr );
}
#endif
cpu_init();
@@ -266,12 +267,12 @@ void bsp_start(void)
/*
* Enable instruction and data caches. Do not force writethrough mode.
*/
#if INSTRUCTION_CACHE_ENABLE
rtems_cache_enable_instruction();
#endif
#if DATA_CACHE_ENABLE
rtems_cache_enable_data();
#endif
#if INSTRUCTION_CACHE_ENABLE
rtems_cache_enable_instruction();
#endif
#if DATA_CACHE_ENABLE
rtems_cache_enable_data();
#endif
/*
* Need to "allocate" the memory for the RTEMS Workspace and
@@ -279,28 +280,29 @@ void bsp_start(void)
* not malloc'ed. It is just "pulled from the air".
*/
Configuration.work_space_start = (void *)&_WorkspaceBase;
#ifdef SHOW_MORE_INIT_SETTINGS
printk( "workspace=%p\n", Configuration.work_space_start );
printk( "workspace size=%d\n", Configuration.work_space_size );
#endif
#ifdef SHOW_MORE_INIT_SETTINGS
printk( "workspace=%p\n", Configuration.work_space_start );
printk( "workspace size=%d\n", Configuration.work_space_size );
#endif
/*
* Initalize RTEMS IRQ system
*/
BSP_rtems_irq_mng_init(0);
#if (BENCHMARK_IRQ_PROCESSING == 1)
{
void BSP_initialize_IRQ_Timing(void);
BSP_initialize_IRQ_Timing();
}
#endif
/*
* If the BSP was built with IRQ benchmarking enabled,
* then intialize it.
*/
#if (BENCHMARK_IRQ_PROCESSING == 1)
BSP_IRQ_Benchmarking_Reset();
#endif
#ifdef SHOW_MORE_INIT_SETTINGS
printk("Exit from bspstart\n");
#endif
#ifdef SHOW_MORE_INIT_SETTINGS
printk("Exit from bspstart\n");
#endif
}
}
/*
*