pinebuds/utils/heap/pool_api.c
Ben V. Brown 75381150fd Formatting
Formatting Pass 1

Lots of fixups to adding stdint and stdbool all over the place

Formatting Pass 2
Formatting Pass 3
Formatting Pass 4

Update app_bt_stream.cpp
2023-02-02 07:56:49 +11:00

78 lines
2 KiB
C

#include "hal_trace.h"
#include "heap_api.h"
extern uint8_t __StackLimit[];
extern uint8_t __HeapLimit[];
uint8_t *syspool_addr = NULL;
uint32_t syspool_size = 0;
static uint32_t syspoll_used = 0;
static void syspool_init_addr(void) {
syspool_addr = __HeapLimit;
syspool_size = syspool_original_size();
}
uint32_t syspool_original_size(void) {
return __StackLimit - __HeapLimit - 512;
}
void syspool_init() {
syspool_init_addr();
syspoll_used = 0;
memset(syspool_addr, 0, syspool_size);
TRACE(2, "syspool_init: %p,0x%x", syspool_addr, syspool_size);
}
void syspool_init_specific_size(uint32_t size) {
syspool_init_addr();
syspoll_used = 0;
TRACE(2, "syspool_init_specific_size: %d/%d", size, syspool_size);
if (size < syspool_size) {
syspool_size = size;
}
memset(syspool_addr, 0, syspool_size);
TRACE(2, "syspool_init_specific_size: %p,0x%x", syspool_addr, size);
}
uint8_t *syspool_start_addr(void) { return (uint8_t *)(&__HeapLimit); }
uint32_t syspool_total_size(void) { return syspool_size; }
int syspool_free_size() { return syspool_size - syspoll_used; }
int syspool_get_buff(uint8_t **buff, uint32_t size) {
uint32_t buff_size_free;
buff_size_free = syspool_free_size();
if (size % 4) {
size = size + (4 - size % 4);
}
TRACE(3, "[%s] size = %d , free size = %d", __func__, size, buff_size_free);
ASSERT(size <= buff_size_free,
"System pool in shortage! To allocate size %d but free size %d.", size,
buff_size_free);
*buff = syspool_addr + syspoll_used;
syspoll_used += size;
return buff_size_free;
}
int syspool_get_available(uint8_t **buff) {
uint32_t buff_size_free;
buff_size_free = syspool_free_size();
TRACE(2, "[%s] free size = %d", __func__, buff_size_free);
if (buff_size_free < 8)
return -1;
if (buff != NULL) {
*buff = syspool_addr + syspoll_used;
syspoll_used += buff_size_free;
}
return buff_size_free;
}
#if defined(A2DP_LDAC_ON)
int syspool_force_used_size(uint32_t size) { return syspoll_used = size; }
#endif