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add MTDIOCTL_PROGMEM_ERASESTATE support

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Signed-off-by: Andres Sanchez <tito97_sp@hotmail.com>

solve style check errors.
This commit is contained in:
Andres Sanchez 2021-11-16 12:04:02 +01:00 committed by Alan Carvalho de Assis
parent 6db480a7f9
commit 064f6c8c55
6 changed files with 54 additions and 0 deletions
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5
arch/Kconfig
View File

@ -339,6 +339,11 @@ config ARCH_HAVE_PROGMEM_READ
default n
depends on ARCH_HAVE_PROGMEM
config ARCH_HAVE_PROGMEM_ERASESTATE
bool
default n
depends on ARCH_HAVE_PROGMEM
config ARCH_HAVE_RESET
bool
default n

8
arch/arm/src/stm32h7/Kconfig
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@ -333,6 +333,14 @@ config STM32H7_PROGMEM
Add progmem support, start block and end block options are provided to
obtain an uniform flash memory mapping.
config STM32H7_PROGMEM_ERASESTATE
bool "Flash progmem erasestate ictl support"
depends on STM32H7_PROGMEM
default y
select ARCH_HAVE_PROGMEM_ERASESTATE
---help---
Add progmem erasestate ictl command.
menu "STM32H7 Peripheral Selection"
# These "hidden" settings determine whether a peripheral option is available

5
arch/arm/src/stm32h7/stm32_flash.c
View File

@ -971,3 +971,8 @@ ssize_t up_progmem_write(size_t addr, const void *buf, size_t count)
stm32h7_flash_sem_unlock(priv);
return written;
}
ssize_t up_progmem_erasestate(void)
{
return FLASH_ERASEDVALUE;
}

11
drivers/mtd/Kconfig
View File

@ -136,6 +136,17 @@ config MTD_PROGMEM
using the interfaces defined in include/nuttx/progmem. Those
interfaces must be exported by chip-specific logic.
if MTD_PROGMEM
config MTD_PROGMEM_ERASESTATE
bool "Enable FLASH MTD device erasestate"
depends on ARCH_HAVE_PROGMEM_ERASESTATE
---help---
Enable the ioctl MTDIOCTL_PROGMEM_ERASESTATE command in the on-chip
FLASH interface.
endif #MTD_PROGMEM
config MTD_CONFIG
bool "Enable Dev Config (MTD based) device"
default n

13
drivers/mtd/mtd_progmem.c
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@ -367,6 +367,19 @@ static int progmem_ioctl(FAR struct mtd_dev_s *dev, int cmd,
}
break;
#ifdef CONFIG_MTD_PROGMEM_ERASESTATE
case MTDIOC_ERASESTATE:
{
FAR uint8_t *result = (FAR uint8_t *)arg;
*result = up_progmem_erasestate();
ret = OK;
}
break;
#endif /* CONFIG_ARCH_PROGMEM_ERASESTATE */
default:
ret = -ENOTTY; /* Bad command */
break;

12
include/nuttx/progmem.h
View File

@ -234,6 +234,18 @@ ssize_t up_progmem_write(size_t addr, FAR const void *buf, size_t count);
ssize_t up_progmem_read(size_t addr, FAR void *buf, size_t count);
#endif
/****************************************************************************
* Name: up_progmem_erasestate
*
* Description:
* Return value of erease state.
*
****************************************************************************/
#ifdef CONFIG_ARCH_HAVE_PROGMEM_ERASESTATE
ssize_t up_progmem_erasestate(void);
#endif /* CONFIG_ARCH_HAVE_PROGMEM_ERASESTATE */
#undef EXTERN
#if defined(__cplusplus)
}