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Significantly stylistic changes required after review of last PR

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This commit is contained in:
Gregory Nutt 2016-06-28 09:37:21 -06:00
parent 725a16d033
commit c74269ced6
7 changed files with 338 additions and 292 deletions
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5
arch/arm/src/common/up_checkstack.c
View File

@ -88,7 +88,9 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size)
{
return 0;
}
/* Get aligned addresses of the top and bottom of the stack */
#ifdef CONFIG_TLS
/* Skip over the TLS data structure at the bottom of the stack */
@ -126,7 +128,8 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size)
#if 0
if (mark + 16 > nwords)
{
int i, j;
int i;
int j;
ptr = (FAR uint32_t *)start;
for (i = 0; i < size; i += 4*64)

62
arch/arm/src/stm32f7/Kconfig
View File

@ -1196,8 +1196,8 @@ config STM32F7_QUADSPI
default n
config STM32F7_PWR
bool "PWR"
default n
bool "PWR"
default n
config STM32F7_RNG
bool "RNG"
@ -1801,57 +1801,57 @@ endmenu # "SDMMC2 Configuration"
if STM32F7_BKPSRAM
config STM32F7_BBSRAM
bool "BBSRAM File Support"
default n
bool "BBSRAM File Support"
default n
config STM32F7_BBSRAM_FILES
int "Max Files to support in BBSRAM"
default 4
int "Max Files to support in BBSRAM"
default 4
config STM32F7_SAVE_CRASHDUMP
bool "Enable Saving Panic to BBSRAM"
default n
bool "Enable Saving Panic to BBSRAM"
default n
endif # STM32F7_BKPSRAM
config STM32F7_HAVE_RTC_COUNTER
bool
default n
bool
default n
config STM32F7_HAVE_RTC_SUBSECONDS
bool
default n
bool
default n
config RTC_MAGIC_REG
int "The BKP register used to store/check the Magic value to determine if RTC is set already"
default 0
range 0 31
depends on RTC && !STM32F7_HAVE_RTC_COUNTER
int "The BKP register used to store/check the Magic value to determine if RTC is set already"
default 0
range 0 31
depends on RTC && !STM32F7_HAVE_RTC_COUNTER
config RTC_MAGIC
hex "Value used as Magic to determine if RTC is set already"
default 0xfacefeee
depends on RTC && !STM32F7_HAVE_RTC_COUNTER
hex "Value used as Magic to determine if RTC is set already"
default 0xfacefeee
depends on RTC && !STM32F7_HAVE_RTC_COUNTER
choice
prompt "RTC clock source"
default STM32F7_RTC_LSECLOCK
depends on RTC
prompt "RTC clock source"
default STM32F7_RTC_LSECLOCK
depends on RTC
config STM32F7_RTC_HSECLOCK
bool "HSE clock"
---help---
Drive the RTC with the HSE clock, divided down to 1MHz.
bool "HSE clock"
---help---
Drive the RTC with the HSE clock, divided down to 1MHz.
config STM32F7_RTC_LSECLOCK
bool "LSE clock"
---help---
Drive the RTC with the LSE clock
bool "LSE clock"
---help---
Drive the RTC with the LSE clock
config STM32F7_RTC_LSICLOCK
bool "LSI clock"
---help---
Drive the RTC with the LSI clock
bool "LSI clock"
---help---
Drive the RTC with the LSI clock
endchoice #"RTC clock source"

2
arch/arm/src/stm32f7/chip/stm32_rtcc.h
View File

@ -1,5 +1,5 @@
/************************************************************************************
* arch/arm/src/stm32f7/chip/stm32_rtcc.h.h
* arch/arm/src/stm32f7/chip/stm32_rtcc.h
*
* Copyright (C) 2011-2016 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>

4
arch/arm/src/stm32f7/stm32_pwr.c
View File

@ -52,10 +52,6 @@
#if defined(CONFIG_STM32F7_PWR)
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/************************************************************************************
* Private Functions
************************************************************************************/

3
configs/nucleo-144/src/nucleo-144.h
View File

@ -277,7 +277,6 @@ int stm32_sdio_initialize(void);
*
************************************************************************************/
#ifdef CONFIG_STM32F7_OTGFS
void stm32_usbinitialize(void);
#endif
@ -285,8 +284,10 @@ void stm32_usbinitialize(void);
/************************************************************************************
* Name: stm32_bbsram_int
************************************************************************************/
#ifdef CONFIG_STM32F7_BBSRAM
int stm32_bbsram_int(void);
#endif
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_NUCLEO_144_SRC_NUCLEO_144_H */

3
configs/nucleo-144/src/stm32_appinitialize.c
View File

@ -101,7 +101,10 @@ int board_app_initialize(uintptr_t arg)
syslog(LOG_ERR, "ERROR: userled_lower_initialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_STM32F7_BBSRAM
/* Initialize battery-backed RAM */
(void)stm32_bbsram_int();
#endif

551
configs/nucleo-144/src/stm32_bbsram.c
View File

@ -64,186 +64,208 @@
/* Configuration ********************************************************************/
/* The path to the Battery Backed up SRAM */
#define BBSRAM_PATH "/bbr"
#define HARDFAULT_FILENO 3
#define HARDFAULT_PATH "/bbr3"
/* The sizes of the files to create (-1) use rest of BBSRAM memory */
#define BSRAM_FILE_SIZES { \
256, \
256, \
1024, \
-1, \
0 \
}
#define BSRAM_FILE_SIZES \
{ \
256, \
256, \
1024, \
-1, \
0 \
}
#define MAX_FILE_PATH_LENGTH 40
#define CONFIG_ISTACK_SIZE 800
#define CONFIG_USTACK_SIZE 800
#define arraySize(a) (sizeof((a))/sizeof(a[0]))
/************************************************************************************
* Private Data
************************************************************************************/
typedef uint32_t stack_word_t;
/* Used for stack frame storage */
typedef uint32_t stack_word_t;
/* Stack related data */
typedef struct {
uint32_t sp;
uint32_t top;
uint32_t size;
typedef struct
{
uint32_t sp;
uint32_t top;
uint32_t size;
} _stack_s;
} _stack_t;
typedef struct {
_stack_s user;
typedef struct
{
_stack_t user;
#if CONFIG_ARCH_INTERRUPTSTACK > 3
_stack_s interrupt;
_stack_t interrupt;
#endif
} stack_t;
/* Not Used for reference only */
typedef struct {
uint32_t r0;
uint32_t r1;
uint32_t r2;
uint32_t r3;
uint32_t r4;
uint32_t r5;
uint32_t r6;
uint32_t r7;
uint32_t r8;
uint32_t r9;
uint32_t r10;
uint32_t r11;
uint32_t r12;
uint32_t sp;
uint32_t lr;
uint32_t pc;
uint32_t xpsr;
uint32_t d0;
uint32_t d1;
uint32_t d2;
uint32_t d3;
uint32_t d4;
uint32_t d5;
uint32_t d6;
uint32_t d7;
uint32_t d8;
uint32_t d9;
uint32_t d10;
uint32_t d11;
uint32_t d12;
uint32_t d13;
uint32_t d14;
uint32_t d15;
uint32_t fpscr;
uint32_t sp_main;
uint32_t sp_process;
uint32_t apsr;
uint32_t ipsr;
uint32_t epsr;
uint32_t primask;
uint32_t basepri;
uint32_t faultmask;
uint32_t control;
uint32_t s0;
uint32_t s1;
uint32_t s2;
uint32_t s3;
uint32_t s4;
uint32_t s5;
uint32_t s6;
uint32_t s7;
uint32_t s8;
uint32_t s9;
uint32_t s10;
uint32_t s11;
uint32_t s12;
uint32_t s13;
uint32_t s14;
uint32_t s15;
uint32_t s16;
uint32_t s17;
uint32_t s18;
uint32_t s19;
uint32_t s20;
uint32_t s21;
uint32_t s22;
uint32_t s23;
uint32_t s24;
uint32_t s25;
uint32_t s26;
uint32_t s27;
uint32_t s28;
uint32_t s29;
uint32_t s30;
uint32_t s31;
} proc_regs_s;
typedef struct
{
uint32_t r0;
uint32_t r1;
uint32_t r2;
uint32_t r3;
uint32_t r4;
uint32_t r5;
uint32_t r6;
uint32_t r7;
uint32_t r8;
uint32_t r9;
uint32_t r10;
uint32_t r11;
uint32_t r12;
uint32_t sp;
uint32_t lr;
uint32_t pc;
uint32_t xpsr;
uint32_t d0;
uint32_t d1;
uint32_t d2;
uint32_t d3;
uint32_t d4;
uint32_t d5;
uint32_t d6;
uint32_t d7;
uint32_t d8;
uint32_t d9;
uint32_t d10;
uint32_t d11;
uint32_t d12;
uint32_t d13;
uint32_t d14;
uint32_t d15;
uint32_t fpscr;
uint32_t sp_main;
uint32_t sp_process;
uint32_t apsr;
uint32_t ipsr;
uint32_t epsr;
uint32_t primask;
uint32_t basepri;
uint32_t faultmask;
uint32_t control;
uint32_t s0;
uint32_t s1;
uint32_t s2;
uint32_t s3;
uint32_t s4;
uint32_t s5;
uint32_t s6;
uint32_t s7;
uint32_t s8;
uint32_t s9;
uint32_t s10;
uint32_t s11;
uint32_t s12;
uint32_t s13;
uint32_t s14;
uint32_t s15;
uint32_t s16;
uint32_t s17;
uint32_t s18;
uint32_t s19;
uint32_t s20;
uint32_t s21;
uint32_t s22;
uint32_t s23;
uint32_t s24;
uint32_t s25;
uint32_t s26;
uint32_t s27;
uint32_t s28;
uint32_t s29;
uint32_t s30;
uint32_t s31;
} proc_regs_t;
/* Flags to identify what is in the dump */
typedef enum {
eRegsPresent = 0x01,
eUserStackPresent = 0x02,
eIntStackPresent = 0x04,
eInvalidUserStackPtr = 0x20,
eInvalidIntStackPrt = 0x40,
typedef enum
{
eRegsPresent = 0x01,
eUserStackPresent = 0x02,
eIntStackPresent = 0x04,
eInvalidUserStackPtr = 0x20,
eInvalidIntStackPrt = 0x40,
} fault_flags_t;
typedef struct {
fault_flags_t flags; /* What is in the dump */
uintptr_t current_regs; /* Used to validate the dump */
int lineno; /* __LINE__ to up_assert */
int pid; /* Process ID */
uint32_t regs[XCPTCONTEXT_REGS]; /* Interrupt register save
* area */
stack_t stacks; /* Stack info */
typedef struct
{
fault_flags_t flags; /* What is in the dump */
uintptr_t current_regs; /* Used to validate the dump */
int lineno; /* __LINE__ to up_assert */
int pid; /* Process ID */
uint32_t regs[XCPTCONTEXT_REGS]; /* Interrupt register save area */
stack_t stacks; /* Stack info */
#if CONFIG_TASK_NAME_SIZE > 0
char name[CONFIG_TASK_NAME_SIZE + 1]; /* Task name (with NULL
* terminator) */
char name[CONFIG_TASK_NAME_SIZE + 1]; /* Task name (with NULL
* terminator) */
#endif
char filename[MAX_FILE_PATH_LENGTH]; /* the Last of chars in
char filename[MAX_FILE_PATH_LENGTH]; /* the Last of chars in
* __FILE__ to up_assert */
} info_s;
} info_t;
typedef struct {
info_s info; /* The info */
#if CONFIG_ARCH_INTERRUPTSTACK > 3 /* The amount of stack data is compile time
* sized backed on what is left after the
* other BBSRAM files are defined
* The order is such that only the
* ustack should be truncated
*/
stack_word_t istack[CONFIG_USTACK_SIZE];
typedef struct
{
info_t info; /* The info */
#if CONFIG_ARCH_INTERRUPTSTACK > 3 /* The amount of stack data is compile time
* sized backed on what is left after the
* other BBSRAM files are defined
* The order is such that only the
* ustack should be truncated
*/
stack_word_t istack[CONFIG_USTACK_SIZE];
#endif
stack_word_t ustack[CONFIG_ISTACK_SIZE];
} fullcontext_s;
stack_word_t ustack[CONFIG_ISTACK_SIZE];
} fullcontext_t;
/************************************************************************************
* Private Data
************************************************************************************/
static uint8_t sdata[STM32F7_BBSRAM_SIZE];
/************************************************************************************
* Private Functions
************************************************************************************/
/****************************************************************************
* hardfault_get_desc
****************************************************************************/
/************************************************************************************
* Name: hardfault_get_desc
************************************************************************************/
static int hardfault_get_desc(struct bbsramd_s *desc)
{
int ret = -ENOENT;
int fd = open(HARDFAULT_PATH, O_RDONLY);
int rv;
if (fd < 0)
{
syslog(LOG_INFO, "stm32 bbsram: Failed to open Fault Log file [%s] (%d)\n", HARDFAULT_PATH, fd);
syslog(LOG_INFO, "stm32 bbsram: Failed to open Fault Log file [%s] (%d)\n",
HARDFAULT_PATH, fd);
}
else
{
ret = -EIO;
int rv = ioctl(fd, STM32F7_BBSRAM_GETDESC_IOCTL, (unsigned long)((uintptr_t)desc));
rv = ioctl(fd, STM32F7_BBSRAM_GETDESC_IOCTL,
(unsigned long)((uintptr_t)desc));
if (rv >= 0)
{
@ -251,49 +273,17 @@ static int hardfault_get_desc(struct bbsramd_s *desc)
}
else
{
syslog(LOG_INFO, "stm32 bbsram: Failed to get Fault Log descriptor (%d)\n", rv);
syslog(LOG_INFO, "stm32 bbsram: Failed to get Fault Log descriptor (%d)\n",
rv);
}
}
}
return ret;
}
/************************************************************************************
* Public Functions
* Name: copy_reverse
************************************************************************************/
int stm32_bbsram_int(void)
{
/* Using Battery Backed Up SRAM */
int filesizes[CONFIG_STM32F7_BBSRAM_FILES + 1] = BSRAM_FILE_SIZES;
int rv;
struct bbsramd_s desc;
stm32_bbsraminitialize(BBSRAM_PATH, filesizes);
#if defined(CONFIG_STM32F7_SAVE_CRASHDUMP)
/* Panic Logging in Battery Backed Up Files */
/* Do we have an hard fault in BBSRAM?
*/
rv = hardfault_get_desc(&desc);
if (rv >= OK)
{
printf("There is a hard fault logged.\n");
rv = unlink(HARDFAULT_PATH);
if (rv < 0)
{
syslog(LOG_INFO, "stm32 bbsram: Failed to unlink Fault Log file [%s] (%d)\n", HARDFAULT_PATH, rv);
}
}
#endif // CONFIG_STM32_SAVE_CRASHDUMP
return rv;
}
#if defined(CONFIG_STM32F7_SAVE_CRASHDUMP)
static void copy_reverse(stack_word_t *dest, stack_word_t *src, int size)
@ -303,146 +293,199 @@ static void copy_reverse(stack_word_t *dest, stack_word_t *src, int size)
*dest++ = *src--;
}
}
uint8_t sdata[STM32F7_BBSRAM_SIZE];
void board_crashdump(uintptr_t currentsp, FAR void *tcb, FAR const uint8_t *filename, int lineno)
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: stm32_bbsram_int
************************************************************************************/
int stm32_bbsram_int(void)
{
fullcontext_s *pdump = (fullcontext_s *)&sdata;
int filesizes[CONFIG_STM32F7_BBSRAM_FILES + 1] = BSRAM_FILE_SIZES;
struct bbsramd_s desc;
int rv;
(void)enter_critical_section();
/* Using Battery Backed Up SRAM */
struct tcb_s *rtcb = (struct tcb_s *)tcb;
stm32_bbsraminitialize(BBSRAM_PATH, filesizes);
/* Zero out everything */
#if defined(CONFIG_STM32F7_SAVE_CRASHDUMP)
/* Panic Logging in Battery Backed Up Files */
/* Do we have an hard fault in BBSRAM? */
memset(pdump, 0, sizeof(fullcontext_s));
rv = hardfault_get_desc(&desc);
if (rv >= OK)
{
printf("There is a hard fault logged.\n");
/* Save Info */
rv = unlink(HARDFAULT_PATH);
if (rv < 0)
{
syslog(LOG_INFO, "stm32 bbsram: Failed to unlink Fault Log file [%s] (%d)\n", HARDFAULT_PATH, rv);
}
}
#endif /* CONFIG_STM32_SAVE_CRASHDUMP */
pdump->info.lineno = lineno;
return rv;
}
if (filename) {
/************************************************************************************
* Name: board_crashdump
************************************************************************************/
int offset = 0;
unsigned int len = strlen((char *)filename) + 1;
void board_crashdump(uintptr_t currentsp, FAR void *tcb,
FAR const uint8_t *filename, int lineno)
{
fullcontext_t *pdump = (fullcontext_t *)&sdata;
FAR struct tcb_s *rtcb;
int rv;
if (len > sizeof(pdump->info.filename)) {
offset = len - sizeof(pdump->info.filename) ;
(void)enter_critical_section();
rtcb = (FAR struct tcb_s *)tcb;
/* Zero out everything */
memset(pdump, 0, sizeof(fullcontext_t));
/* Save Info */
pdump->info.lineno = lineno;
if (filename)
{
int offset = 0;
unsigned int len = strlen((char *)filename) + 1;
if (len > sizeof(pdump->info.filename))
{
offset = len - sizeof(pdump->info.filename);
}
strncpy(pdump->info.filename, (char *)&filename[offset], sizeof(pdump->info.filename));
strncpy(pdump->info.filename, (char *)&filename[offset],
sizeof(pdump->info.filename));
}
/* Save the value of the pointer for current_regs as debugging info.
* It should be NULL in case of an ASSERT and will aid in cross
* checking the validity of system memory at the time of the
* fault.
*/
/* Save the value of the pointer for current_regs as debugging info.
* It should be NULL in case of an ASSERT and will aid in cross
* checking the validity of system memory at the time of the
* fault.
*/
pdump->info.current_regs = (uintptr_t) CURRENT_REGS;
/* Save Context */
pdump->info.current_regs = (uintptr_t) CURRENT_REGS;
/* Save Context */
#if CONFIG_TASK_NAME_SIZE > 0
strncpy(pdump->info.name, rtcb->name, CONFIG_TASK_NAME_SIZE);
strncpy(pdump->info.name, rtcb->name, CONFIG_TASK_NAME_SIZE);
#endif
pdump->info.pid = rtcb->pid;
pdump->info.pid = rtcb->pid;
/* If current_regs is not NULL then we are in an interrupt context
* and the user context is in current_regs else we are running in
* the users context
*/
/* If current_regs is not NULL then we are in an interrupt context
* and the user context is in current_regs else we are running in
* the users context
*/
if (CURRENT_REGS)
{
pdump->info.stacks.interrupt.sp = currentsp;
pdump->info.flags |= (eRegsPresent | eUserStackPresent | eIntStackPresent);
memcpy(pdump->info.regs, (void *)CURRENT_REGS, sizeof(pdump->info.regs));
pdump->info.stacks.user.sp = pdump->info.regs[REG_R13];
}
else
{
/* users context */
if (CURRENT_REGS) {
pdump->info.stacks.interrupt.sp = currentsp;
pdump->info.flags |= (eRegsPresent | eUserStackPresent | eIntStackPresent);
memcpy(pdump->info.regs, (void *)CURRENT_REGS, sizeof(pdump->info.regs));
pdump->info.stacks.user.sp = pdump->info.regs[REG_R13];
} else {
/* users context */
pdump->info.flags |= eUserStackPresent;
pdump->info.stacks.user.sp = currentsp;
pdump->info.flags |= eUserStackPresent;
pdump->info.stacks.user.sp = currentsp;
}
if (pdump->info.pid == 0) {
pdump->info.stacks.user.top = g_idle_topstack - 4;
pdump->info.stacks.user.size = CONFIG_IDLETHREAD_STACKSIZE;
} else {
pdump->info.stacks.user.top = (uint32_t) rtcb->adj_stack_ptr;
pdump->info.stacks.user.size = (uint32_t) rtcb->adj_stack_size;;
if (pdump->info.pid == 0)
{
pdump->info.stacks.user.top = g_idle_topstack - 4;
pdump->info.stacks.user.size = CONFIG_IDLETHREAD_STACKSIZE;
}
else
{
pdump->info.stacks.user.top = (uint32_t) rtcb->adj_stack_ptr;
pdump->info.stacks.user.size = (uint32_t) rtcb->adj_stack_size;;
}
#if CONFIG_ARCH_INTERRUPTSTACK > 3
/* Get the limits on the interrupt stack memory */
/* Get the limits on the interrupt stack memory */
pdump->info.stacks.interrupt.top = (uint32_t)&g_intstackbase;
pdump->info.stacks.interrupt.size = (CONFIG_ARCH_INTERRUPTSTACK & ~3);
pdump->info.stacks.interrupt.top = (uint32_t)&g_intstackbase;
pdump->info.stacks.interrupt.size = (CONFIG_ARCH_INTERRUPTSTACK & ~3);
/* If In interrupt Context save the interrupt stack data centered
* about the interrupt stack pointer
*/
/* If In interrupt Context save the interrupt stack data centered
* about the interrupt stack pointer
*/
if ((pdump->info.flags & eIntStackPresent) != 0) {
stack_word_t *ps = (stack_word_t *) pdump->info.stacks.interrupt.sp;
copy_reverse(pdump->istack, &ps[arraySize(pdump->istack) / 2], arraySize(pdump->istack));
if ((pdump->info.flags & eIntStackPresent) != 0)
{
stack_word_t *ps = (stack_word_t *) pdump->info.stacks.interrupt.sp;
copy_reverse(pdump->istack, &ps[arraySize(pdump->istack) / 2], arraySize(pdump->istack));
}
/* Is it Invalid? */
/* Is it Invalid? */
if (!(pdump->info.stacks.interrupt.sp <= pdump->info.stacks.interrupt.top &&
pdump->info.stacks.interrupt.sp > pdump->info.stacks.interrupt.top - pdump->info.stacks.interrupt.size)) {
pdump->info.flags |= eInvalidIntStackPrt;
if (!(pdump->info.stacks.interrupt.sp <= pdump->info.stacks.interrupt.top &&
pdump->info.stacks.interrupt.sp > pdump->info.stacks.interrupt.top -
pdump->info.stacks.interrupt.size))
{
pdump->info.flags |= eInvalidIntStackPrt;
}
#endif
/* If In interrupt context or User save the user stack data centered
* about the user stack pointer
*/
/* If In interrupt context or User save the user stack data centered
* about the user stack pointer
*/
if ((pdump->info.flags & eUserStackPresent) != 0) {
stack_word_t *ps = (stack_word_t *) pdump->info.stacks.user.sp;
copy_reverse(pdump->ustack, &ps[arraySize(pdump->ustack) / 2], arraySize(pdump->ustack));
if ((pdump->info.flags & eUserStackPresent) != 0)
{
stack_word_t *ps = (stack_word_t *) pdump->info.stacks.user.sp;
copy_reverse(pdump->ustack, &ps[arraySize(pdump->ustack) / 2],
arraySize(pdump->ustack));
}
/* Is it Invalid? */
/* Is it Invalid? */
if (!(pdump->info.stacks.user.sp <= pdump->info.stacks.user.top &&
pdump->info.stacks.user.sp > pdump->info.stacks.user.top - pdump->info.stacks.user.size)) {
pdump->info.flags |= eInvalidUserStackPtr;
if (!(pdump->info.stacks.user.sp <= pdump->info.stacks.user.top &&
pdump->info.stacks.user.sp > pdump->info.stacks.user.top -
pdump->info.stacks.user.size))
{
pdump->info.flags |= eInvalidUserStackPtr;
}
int rv = stm32_bbsram_savepanic(HARDFAULT_FILENO, (uint8_t *)pdump, sizeof(fullcontext_s));
rv = stm32_bbsram_savepanic(HARDFAULT_FILENO, (uint8_t *)pdump, sizeof(fullcontext_t));
/* Test if memory got wiped because of using _sdata */
/* Test if memory got wiped because of using _sdata */
if (rv == -ENXIO) {
char *dead = "Memory wiped - dump not saved!";
if (rv == -ENXIO)
{
char *dead = "Memory wiped - dump not saved!";
while (*dead) {
up_lowputc(*dead++);
while (*dead)
{
up_lowputc(*dead++);
}
} else if (rv == -ENOSPC) {
/* hard fault again */
up_lowputc('!');
}
else if (rv == -ENOSPC)
{
/* hard fault again */
up_lowputc('!');
}
#if defined(CONFIG_BOARD_RESET_ON_CRASH)
up_systemreset();
up_systemreset();
#endif
}
#endif // CONFIG_STM32_SAVE_CRASHDUMP
#endif /* CONFIG_STM32_SAVE_CRASHDUMP */
#endif /* CONFIG_STM32_BBSRAM */