cpu/esp32: use always newlib_syscalls_default

Modules newlib and newlib_syscalls_default are now used by default. Conditional compilations for MODULE_NEWLIB_SYSCALLS_DEFAULT as well as alternative code are removed completely.
This commit is contained in:
Gunar Schorcht 2019-08-19 14:29:28 +02:00 committed by Schorcht
parent f483988ae9
commit 87cd181f56
3 changed files with 5 additions and 101 deletions

View File

@ -68,7 +68,7 @@ USEMODULE += esp_idf_driver
USEMODULE += esp_idf_esp32
USEMODULE += esp_idf_soc
USEMODULE += log
USEMODULE += newlib_syscalls_default
USEMODULE += newlib
USEMODULE += periph
USEMODULE += periph_adc_ctrl
USEMODULE += periph_hwrng

View File

@ -294,16 +294,12 @@ static NORETURN void IRAM system_init (void)
/* init random number generator */
srand(hwrand());
#if defined(MODULE_NEWLIB_SYSCALLS_DEFAULT)
/*
* initialization as it should be called from newlibc (includes the
* execution of stdio_init)
*/
extern void _init(void);
_init();
#elif defined(MODULE_STDIO_UART)
stdio_init();
#endif
/* add SPI RAM to heap if enabled */
#if CONFIG_SPIRAM_SUPPORT && CONFIG_SPIRAM_BOOT_INIT

View File

@ -273,15 +273,6 @@ void* IRAM_ATTR __wrap__calloc_r(struct _reent *r, size_t count, size_t size)
return result;
}
#ifndef MODULE_NEWLIB_SYSCALLS_DEFAULT
/* this should not happen when MODULE_ESP_IDF_HEAP is activated since heap_caps
doesn't use _sbrk_r to allocate memory blocks */
void* _sbrk_r (struct _reent *r, ptrdiff_t sz)
{
_exit(ENOSYS);
}
#endif /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
#else /* MODULE_ESP_IDF_HEAP */
/* for compatibiliy with ESP-IDF heap functions */
@ -304,48 +295,8 @@ void* IRAM heap_caps_realloc( void *ptr, size_t size )
extern uint8_t _eheap; /* end of heap (defined in esp32.common.ld) */
extern uint8_t _sheap; /* start of heap (defined in esp32.common.ld) */
extern uint8_t *heap_top; /* current top of heap as defined in newlib_syscalls_default */
#ifdef MODULE_NEWLIB_SYSCALLS_DEFAULT
extern uint8_t *heap_top;
#define _cheap heap_top
#else /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
static uint8_t* _cheap = 0; /* last allocated chunk of heap */
void* IRAM _sbrk_r (struct _reent *r, ptrdiff_t incr)
{
uint8_t* _cheap_old;
/* initial _cheap */
if (_cheap == NULL) {
_cheap = &_sheap;
}
/* save old _cheap */
_cheap_old = _cheap;
/* check whether _cheap + incr overflows the heap */
if (_cheap + incr >= &_eheap) {
r->_errno = ENOMEM;
return (caddr_t)-1;
}
/* set new _cheap */
_cheap += incr;
#if ENABLE_DEBUG
uint32_t remaining = &_eheap - _cheap;
printf ("%s %i byte allocated in %p .. %p, remaining %u\n",
__func__, incr, _cheap_old, _cheap, remaining);
#endif
/* return allocated memory */
return (caddr_t) _cheap_old;
}
#endif /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
#endif /* MODULE_ESP_IDF_HEAP */
unsigned int IRAM get_free_heap_size (void)
@ -353,7 +304,7 @@ unsigned int IRAM get_free_heap_size (void)
#if MODULE_ESP_IDF_HEAP
return heap_caps_get_free_size( MALLOC_CAP_DEFAULT );
#else
return &_eheap - ((_cheap) ? _cheap : &_sheap);
return &_eheap - ((heap_top) ? heap_top : &_sheap);
#endif
}
@ -365,39 +316,6 @@ uint32_t esp_get_free_heap_size( void ) __attribute__((alias("get_free_heap_size
* @name Other system functions
*/
#ifndef MODULE_NEWLIB_SYSCALLS_DEFAULT
int _getpid_r(struct _reent *r)
{
return sched_active_pid;
}
int _kill_r(struct _reent *r, int pid, int sig)
{
DEBUG("%s: system function not yet implemented\n", __func__);
r->_errno = ESRCH; /* no such process */
return -1;
}
void _exit(int __status)
{
ets_printf("#! exit %d: powering off\n", __status);
pm_off();
while(1);
}
clock_t IRAM_ATTR _times_r(struct _reent *r, struct tms *ptms)
{
ptms->tms_cstime = 0;
ptms->tms_cutime = 0;
ptms->tms_stime = system_get_time() / (US_PER_SEC / CLK_TCK);
ptms->tms_utime = 0;
return ptms->tms_stime / MHZ;
}
#endif /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
void _abort(void)
{
ets_printf("#! abort called: powering off\n");
@ -441,8 +359,8 @@ static struct syscall_stub_table s_stub_table =
._kill_r = &_kill_r,
._times_r = &_times_r,
#ifdef MODULE_NEWLIB_SYSCALLS_DEFAULT
._gettimeofday_r = _gettimeofday_r,
._open_r = &_open_r,
._close_r = &_close_r,
._lseek_r = (int (*)(struct _reent *r, int, int, int))&_lseek_r,
@ -451,17 +369,6 @@ static struct syscall_stub_table s_stub_table =
._write_r = (int (*)(struct _reent *r, int, const void *, int))&_write_r,
._read_r = (int (*)(struct _reent *r, int, void *, int))&_read_r,
._unlink_r = &_unlink_r,
#else /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
._gettimeofday_r = (int (*)(struct _reent *r, struct timeval *, void *))&_no_sys_func,
._open_r = (int (*)(struct _reent *r, const char *, int, int))&_no_sys_func,
._close_r = (int (*)(struct _reent *r, int))&_no_sys_func,
._lseek_r = (int (*)(struct _reent *r, int, int, int))&_no_sys_func,
._fstat_r = (int (*)(struct _reent *r, int, struct stat *))&_no_sys_func,
._stat_r = (int (*)(struct _reent *r, const char*, struct stat *))&_no_sys_func,
._write_r = (int (*)(struct _reent *r, int, const void *, int))&_no_sys_func,
._read_r = (int (*)(struct _reent *r, int, void *, int))&_no_sys_func,
._unlink_r = (int (*)(struct _reent *r, const char*))&_no_sys_func,
#endif /* MODULE_NEWLIB_SYSCALLS_DEFAULT */
._link_r = (int (*)(struct _reent *r, const char*, const char*))&_no_sys_func,
._rename_r = (int (*)(struct _reent *r, const char*, const char*))&_no_sys_func,
@ -475,6 +382,7 @@ static struct syscall_stub_table s_stub_table =
._lock_try_acquire_recursive = &_lock_try_acquire_recursive,
._lock_release = &_lock_release,
._lock_release_recursive = &_lock_release_recursive,
#if CONFIG_NEWLIB_NANO_FORMAT
._printf_float = &_printf_float,
._scanf_float = &_scanf_float,