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bsps/arm: Add a9mpcore_clock_initialize_early()

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This is necessary to use the CPU counter converter even in case no clock
driver is present, e.g. in tmcontext01.
This commit is contained in:
Sebastian Huber
2014-09-10 16:17:02 +02:00
parent 0facefc30f
commit ecf64a5eb9
5 changed files with 16 additions and 5 deletions
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2
c/src/lib/libbsp/arm/altera-cyclone-v/startup/bspstart.c
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@@ -13,11 +13,13 @@
*/
#include <bsp/bootcard.h>
#include <bsp/arm-a9mpcore-clock.h>
#include <bsp/irq-generic.h>
#include <bsp/nocache-heap.h>
void bsp_start( void )
{
a9mpcore_clock_initialize_early();
bsp_interrupt_initialize();
altera_cyclone_v_nocache_init_heap();
}

2
c/src/lib/libbsp/arm/realview-pbx-a9/startup/bspstart.c
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@@ -14,9 +14,11 @@
#include <bsp.h>
#include <bsp/bootcard.h>
#include <bsp/arm-a9mpcore-clock.h>
#include <bsp/irq-generic.h>
void bsp_start(void)
{
a9mpcore_clock_initialize_early();
bsp_interrupt_initialize();
}

4
c/src/lib/libbsp/arm/shared/arm-a9mpcore-clock-config.c
View File

@@ -12,8 +12,6 @@
* http://www.rtems.org/license/LICENSE.
*/
#include <rtems/counter.h>
#include <bsp.h>
#include <bsp/fatal.h>
#include <bsp/irq.h>
@@ -108,8 +106,6 @@ static void a9mpcore_clock_initialize(void)
| A9MPCORE_GT_CTRL_IRQ_EN
| A9MPCORE_GT_CTRL_COMP_EN
| A9MPCORE_GT_CTRL_TMR_EN;
rtems_counter_initialize_converter((uint32_t) periphclk);
}
CPU_Counter_ticks _CPU_Counter_read(void)

11
c/src/lib/libbsp/arm/shared/include/arm-a9mpcore-clock.h
View File

@@ -9,7 +9,7 @@
#ifndef LIBBSP_ARM_SHARED_ARM_A9MPCORE_CLOCK_H
#define LIBBSP_ARM_SHARED_ARM_A9MPCORE_CLOCK_H
#include <bsp.h>
#include <rtems/counter.h>
#ifdef __cplusplus
extern "C" {
@@ -22,6 +22,15 @@ extern "C" {
*/
uint32_t a9mpcore_clock_periphclk(void);
/**
* @brief Do early clock initialization so that the CPU counter conversion
* works.
*/
static inline void a9mpcore_clock_initialize_early(void)
{
rtems_counter_initialize_converter(a9mpcore_clock_periphclk());
}
#ifdef __cplusplus
}
#endif /* __cplusplus */

2
c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c
View File

@@ -14,9 +14,11 @@
#include <bsp.h>
#include <bsp/bootcard.h>
#include <bsp/arm-a9mpcore-clock.h>
#include <bsp/irq-generic.h>
void bsp_start(void)
{
a9mpcore_clock_initialize_early();
bsp_interrupt_initialize();
}