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arch/risc-v/esp32c3/esp32c3_modtext.c: Prioritise allocation from the

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RTC heap when available.

Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
This commit is contained in:
Abdelatif Guettouche 2021-06-16 23:38:25 +01:00 committed by Xiang Xiao
parent f54804bafc
commit 79e9347551
1 changed files with 49 additions and 7 deletions
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56
arch/risc-v/src/esp32c3/esp32c3_modtext.c
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@ -33,6 +33,12 @@
#include <nuttx/arch.h>
#include <nuttx/kmalloc.h>
#include "hardware/esp32c3_soc.h"
#ifdef CONFIG_ESP32C3_RTC_HEAP
#include "esp32c3_rtc_heap.h"
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
@ -49,20 +55,44 @@
void up_module_text_init()
{
#ifdef CONFIG_ESP32C3_RTC_HEAP
/* Initialize the RTC heap */
esp32c3_rtc_heap_initialize();
#endif
}
/****************************************************************************
* Name: up_module_text_memalign()
*
* Description:
* Allocate memory for module text with the specified alignment.
*
****************************************************************************/
FAR void *up_module_text_memalign(size_t align, size_t size)
{
FAR void *ret;
FAR void *ret = NULL;
ret = kmm_memalign(align, size);
if (ret)
/* Prioritise allocating from RTC. If that fails, allocate from the
* main heap.
*/
#ifdef CONFIG_ESP32C3_RTC_HEAP
ret = esp32c3_rtc_heap_memalign(align, size);
#endif
if (ret == NULL)
{
ret += D_I_BUS_OFFSET;
ret = kmm_memalign(align, size);
if (ret)
{
/* kmm_memalign buffer is at the Data bus offset. Adjust it so we
* can access it from the Instruction bus.
*/
ret += D_I_BUS_OFFSET;
}
}
return ret;
@ -70,14 +100,26 @@ FAR void *up_module_text_memalign(size_t align, size_t size)
/****************************************************************************
* Name: up_module_text_free()
*
* Description:
* Free memory for module text.
*
****************************************************************************/
void up_module_text_free(FAR void *p)
{
if (p)
{
p -= D_I_BUS_OFFSET;
#ifdef CONFIG_ESP32C3_RTC_HEAP
if (esp32c3_ptr_rtc(p))
{
esp32c3_rtc_heap_free(p);
}
else
#endif
{
p -= D_I_BUS_OFFSET;
kmm_free(p);
}
}
kmm_free(p);
}