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bsp/raspberrypi: Use shared start code

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This commit is contained in:
Sebastian Huber
2013-05-06 09:59:16 +02:00
parent 86b79fba5f
commit f2e9d0df8a
1 changed files with 2 additions and 60 deletions
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62
c/src/lib/libbsp/arm/raspberrypi/startup/bspstarthooks.c
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@@ -21,26 +21,10 @@
* http://www.rtems.com/license/LICENSE
*/
#include <stdbool.h>
#include <bspopts.h>
#include <bsp/start.h>
#include <bsp/raspberrypi.h>
#include <bsp/mmu.h>
#include <bsp/linker-symbols.h>
#include <bsp/uart-output-char.h>
static void BSP_START_TEXT_SECTION clear_bss(void)
{
const int *end = (const int *) bsp_section_bss_end;
int *out = (int *) bsp_section_bss_begin;
/* Clear BSS */
while (out != end) {
*out = 0;
++out;
}
}
static void BSP_START_TEXT_SECTION raspberrypi_cache_setup(void)
{
@@ -67,48 +51,6 @@ void BSP_START_TEXT_SECTION bsp_start_hook_0(void)
void BSP_START_TEXT_SECTION bsp_start_hook_1(void)
{
/* Copy .text section */
arm_cp15_instruction_cache_invalidate();
bsp_start_memcpy(
(int *) bsp_section_text_begin,
(const int *) bsp_section_text_load_begin,
(size_t) bsp_section_text_size
);
/* Copy .rodata section */
arm_cp15_instruction_cache_invalidate();
bsp_start_memcpy(
(int *) bsp_section_rodata_begin,
(const int *) bsp_section_rodata_load_begin,
(size_t) bsp_section_rodata_size
);
/* Copy .data section */
arm_cp15_instruction_cache_invalidate();
bsp_start_memcpy(
(int *) bsp_section_data_begin,
(const int *) bsp_section_data_load_begin,
(size_t) bsp_section_data_size
);
/* Copy .fast_text section */
arm_cp15_instruction_cache_invalidate();
bsp_start_memcpy(
(int *) bsp_section_fast_text_begin,
(const int *) bsp_section_fast_text_load_begin,
(size_t) bsp_section_fast_text_size
);
/* Copy .fast_data section */
arm_cp15_instruction_cache_invalidate();
bsp_start_memcpy(
(int *) bsp_section_fast_data_begin,
(const int *) bsp_section_fast_data_load_begin,
(size_t) bsp_section_fast_data_size
);
/* Clear .bss section */
clear_bss();
bsp_start_copy_sections();
bsp_start_clear_bss();
}