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gustavonihei pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git
The following commit(s) were added to refs/heads/master by this push:
new 757d01d progmem: eliminate PROGMEM_ERASESTATE configuration option
757d01d is described below
commit 757d01d915c2c007353f79cf76b57c1b13a37083
Author: Petro Karashchenko <[email protected]>
AuthorDate: Mon Mar 21 22:31:31 2022 +0100
progmem: eliminate PROGMEM_ERASESTATE configuration option
Signed-off-by: Petro Karashchenko <[email protected]>
---
arch/Kconfig | 5 -----
arch/arm/src/efm32/efm32_flash.c | 11 ++++++++--
arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.c | 15 ++++++++++++-
arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h | 4 ++++
arch/arm/src/nrf52/nrf52_flash.c | 17 +++++++++++++-
arch/arm/src/s32k1xx/s32k1xx_progmem.c | 33 +++++++++++++++++++---------
arch/arm/src/s32k1xx/s32k1xx_progmem.h | 4 +++-
arch/arm/src/samd5e5/sam_progmem.c | 17 +++++++++++++-
arch/arm/src/samv7/Kconfig | 7 ------
arch/arm/src/samv7/sam_progmem.c | 4 ++--
arch/arm/src/stm32/stm32f10xxf30xx_flash.c | 7 +++++-
arch/arm/src/stm32/stm32f20xxf40xx_flash.c | 5 +++++
arch/arm/src/stm32/stm32l15xx_flash.c | 6 +++++
arch/arm/src/stm32f7/stm32_flash.c | 5 +++++
arch/arm/src/stm32h7/Kconfig | 8 -------
arch/arm/src/stm32h7/stm32_flash.c | 8 +++----
arch/arm/src/stm32l4/stm32l4_flash.c | 8 ++++++-
arch/arm/src/stm32l5/stm32l5_flash.c | 10 +++++++--
arch/arm/src/stm32u5/stm32_flash.c | 18 +++++++++++++--
boards/arm/samv7/common/Kconfig | 2 --
drivers/mtd/Kconfig | 7 ------
drivers/mtd/mtd_progmem.c | 3 ---
include/nuttx/progmem.h | 4 +---
23 files changed, 145 insertions(+), 63 deletions(-)
diff --git a/arch/Kconfig b/arch/Kconfig
index 5bf143b..bd5d080 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -359,11 +359,6 @@ 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
diff --git a/arch/arm/src/efm32/efm32_flash.c b/arch/arm/src/efm32/efm32_flash.c
index e042ac3..6c68972 100644
--- a/arch/arm/src/efm32/efm32_flash.c
+++ b/arch/arm/src/efm32/efm32_flash.c
@@ -88,7 +88,7 @@
/* Only for the EFM32 family for now */
-#if (defined(CONFIG_ARCH_CHIP_EFM32) && defined(CONFIG_EFM32_FLASHPROG))
+#if defined(CONFIG_ARCH_CHIP_EFM32) && defined(CONFIG_EFM32_FLASHPROG)
/****************************************************************************
* Pre-processor Definitions
@@ -114,6 +114,8 @@
# define EFM32_USERDATA_PAGESIZE (EFM32_USERDATA_SIZE/EFM32_USERDATA_NPAGES)
#endif
+#define EFM32_FLASH_ERASEDVAL (0xffu)
+
/* brief:
* The timeout used while waiting for the flash to become ready after
* a write. This number indicates the number of iterations to perform
@@ -749,7 +751,7 @@ ssize_t up_progmem_ispageerased(size_t page)
count = up_progmem_pagesize(page);
count; count--, addr++)
{
- if (getreg8(addr) != 0xff)
+ if (getreg8(addr) != EFM32_FLASH_ERASEDVAL)
{
bwritten++;
}
@@ -880,4 +882,9 @@ ssize_t __ramfunc__ up_progmem_write(size_t addr,
return word_count;
}
+uint8_t up_progmem_erasestate(void)
+{
+ return EFM32_FLASH_ERASEDVAL;
+}
+
#endif /* defined(CONFIG_ARCH_CHIP_EFM32) */
diff --git a/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.c
b/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.c
index 7ad7930..e83a248 100644
--- a/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.c
+++ b/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.c
@@ -382,7 +382,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (i = 0; i < page_size; i++)
{
- if (p[i] != 0xffu)
+ if (p[i] != LPC17_40_FLASH_ERASEDVAL)
{
break;
}
@@ -454,3 +454,16 @@ ssize_t up_progmem_write(size_t addr, FAR const void *buf,
size_t count)
return count;
}
+
+/****************************************************************************
+ * Name: up_progmem_erasestate
+ *
+ * Description:
+ * Return value of erase state.
+ *
+ ****************************************************************************/
+
+uint8_t up_progmem_erasestate(void)
+{
+ return LPC17_40_FLASH_ERASEDVAL;
+}
diff --git a/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h
b/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h
index 18f766d..6f7b544 100644
--- a/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h
+++ b/arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h
@@ -53,6 +53,10 @@
#define LPC17_40_FLASH_NUM_SECTORS \
(LPC17_40_FLASH_NUM_4K_SECTORS + LPC17_40_FLASH_NUM_32K_SECTORS)
+/* Flash erased byte value */
+
+#define LPC17_40_FLASH_ERASEDVAL (0xffu)
+
/* Size of a write page. */
#define LPC17_40_WRITE_SIZE 256
diff --git a/arch/arm/src/nrf52/nrf52_flash.c b/arch/arm/src/nrf52/nrf52_flash.c
index eddcec0..e8f6ef3 100644
--- a/arch/arm/src/nrf52/nrf52_flash.c
+++ b/arch/arm/src/nrf52/nrf52_flash.c
@@ -63,6 +63,8 @@
#define NRF52_FLASH_PAGE_SIZE (4*1024)
+#define NRF52_FLASH_ERASEDVAL (0xffu)
+
/****************************************************************************
* Public Functions
****************************************************************************/
@@ -269,7 +271,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (addr = up_progmem_getaddress(page), count = up_progmem_pagesize(page);
count; count--, addr++)
{
- if (getreg8(addr) != 0xff)
+ if (getreg8(addr) != NRF52_FLASH_ERASEDVAL)
{
bwritten++;
}
@@ -342,3 +344,16 @@ ssize_t up_progmem_write(size_t addr, const void *buf,
size_t count)
return written;
}
+
+/****************************************************************************
+ * Name: up_progmem_erasestate
+ *
+ * Description:
+ * Return value of erase state.
+ *
+ ****************************************************************************/
+
+uint8_t up_progmem_erasestate(void)
+{
+ return NRF52_FLASH_ERASEDVAL;
+}
diff --git a/arch/arm/src/s32k1xx/s32k1xx_progmem.c
b/arch/arm/src/s32k1xx/s32k1xx_progmem.c
index ef90f11..239ad59 100644
--- a/arch/arm/src/s32k1xx/s32k1xx_progmem.c
+++ b/arch/arm/src/s32k1xx/s32k1xx_progmem.c
@@ -50,13 +50,13 @@
union fccob_flash_addr
{
- uint32_t addr;
- struct
+ uint32_t addr;
+ struct
{
- uint8_t fccob3;
- uint8_t fccob2;
- uint8_t fccob1;
- uint8_t pad;
+ uint8_t fccob3;
+ uint8_t fccob2;
+ uint8_t fccob1;
+ uint8_t pad;
} fccobs;
};
@@ -64,7 +64,7 @@ union fccob_flash_addr
* Private Functions
****************************************************************************/
-static inline void wait_ftfc_ready()
+static inline void wait_ftfc_ready(void)
{
while ((getreg8(S32K1XX_FTFC_FSTAT) & FTTC_FSTAT_CCIF) == 0)
{
@@ -72,7 +72,7 @@ static inline void wait_ftfc_ready()
}
}
-static uint32_t execute_ftfc_command()
+static uint32_t execute_ftfc_command(void)
{
uint8_t regval;
uint32_t retval;
@@ -288,7 +288,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (i = 0; i < S32K1XX_PROGMEM_PAGE_SIZE; i++)
{
- if (p[i] != 0xff)
+ if (p[i] != S32K1XX_PROGMEM_ERASEDVAL)
{
break;
}
@@ -387,7 +387,20 @@ ssize_t up_progmem_write(size_t addr, FAR const void *buf,
size_t count)
return count;
}
-void s32k1xx_progmem_init()
+/****************************************************************************
+ * Name: up_progmem_erasestate
+ *
+ * Description:
+ * Return value of erase state.
+ *
+ ****************************************************************************/
+
+uint8_t up_progmem_erasestate(void)
+{
+ return S32K1XX_PROGMEM_ERASEDVAL;
+}
+
+void s32k1xx_progmem_init(void)
{
/* Disable D-Flash Cache */
diff --git a/arch/arm/src/s32k1xx/s32k1xx_progmem.h
b/arch/arm/src/s32k1xx/s32k1xx_progmem.h
index 09bfe9d..3222cf1 100644
--- a/arch/arm/src/s32k1xx/s32k1xx_progmem.h
+++ b/arch/arm/src/s32k1xx/s32k1xx_progmem.h
@@ -71,10 +71,12 @@
#define S32K1XX_PROGMEM_DFLASH_WRITE_UNIT_SIZE 8
+#define S32K1XX_PROGMEM_ERASEDVAL (0xffu)
+
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
-void s32k1xx_progmem_init();
+void s32k1xx_progmem_init(void);
#endif /* __ARCH_ARM_SRC_S32K1XX_S32K1XX_PROGMEM_H */
diff --git a/arch/arm/src/samd5e5/sam_progmem.c
b/arch/arm/src/samd5e5/sam_progmem.c
index 7a03c18..e3f612d 100644
--- a/arch/arm/src/samd5e5/sam_progmem.c
+++ b/arch/arm/src/samd5e5/sam_progmem.c
@@ -137,6 +137,8 @@
#define SAMD5E5_PROGMEM_ENDSEC (SAMD5E5_TOTAL_NSECTORS)
#define SAMD5E5_PROGMEM_STARTSEC (SAMD5E5_PROGMEM_ENDSEC -
CONFIG_SAMD5E5_PROGMEM_NSECTORS)
+#define SAMD5E5_PROGMEM_ERASEDVAL (0xffu)
+
/* Misc stuff */
#ifndef MIN
@@ -608,7 +610,7 @@ ssize_t up_progmem_ispageerased(size_t cluster)
nleft > 0;
nleft--, address++)
{
- if (getreg8(address) != 0xff)
+ if (getreg8(address) != SAMD5E5_PROGMEM_ERASEDVAL)
{
nwritten++;
}
@@ -867,6 +869,19 @@ ssize_t up_progmem_write(size_t address, const void
*buffer, size_t buflen)
}
/****************************************************************************
+ * Name: up_progmem_erasestate
+ *
+ * Description:
+ * Return value of erase state.
+ *
+ ****************************************************************************/
+
+uint8_t up_progmem_erasestate(void)
+{
+ return SAMD5E5_PROGMEM_ERASEDVAL;
+}
+
+/****************************************************************************
* The NVM User Row contains calibration data that are
* automatically read at device power on.
* The NVM User Row can be read at address 0x804000.
diff --git a/arch/arm/src/samv7/Kconfig b/arch/arm/src/samv7/Kconfig
index 5e81a09..0b29d2c 100644
--- a/arch/arm/src/samv7/Kconfig
+++ b/arch/arm/src/samv7/Kconfig
@@ -1046,13 +1046,6 @@ config SAMV7_PROGMEM_NSECTORS
flash memory that will be reserved for use with by the
interfaces
prototyped in include/nuttx/progmem.h
-config SAMV7_PROGMEM_ERASESTATE
- bool "Flash progmem erasestate ioctl support"
- default y
- select ARCH_HAVE_PROGMEM_ERASESTATE
- ---help---
- Add progmem erasestate ioctl command.
-
endif # SAMV7_PROGMEM
menu "SDRAM Configuration"
diff --git a/arch/arm/src/samv7/sam_progmem.c b/arch/arm/src/samv7/sam_progmem.c
index 46df887..c8f52ed 100644
--- a/arch/arm/src/samv7/sam_progmem.c
+++ b/arch/arm/src/samv7/sam_progmem.c
@@ -136,7 +136,7 @@
#define SAMV7_PROGMEM_ENDSEC (SAMV7_TOTAL_NSECTORS)
#define SAMV7_PROGMEM_STARTSEC (SAMV7_PROGMEM_ENDSEC -
CONFIG_SAMV7_PROGMEM_NSECTORS)
-#define SAMV7_PROGMEM_ERASEDVAL (0xff)
+#define SAMV7_PROGMEM_ERASEDVAL (0xffu)
/* Misc stuff */
@@ -622,7 +622,7 @@ ssize_t up_progmem_write(size_t address, const void
*buffer, size_t buflen)
*
****************************************************************************/
-ssize_t up_progmem_erasestate(void)
+uint8_t up_progmem_erasestate(void)
{
return SAMV7_PROGMEM_ERASEDVAL;
}
diff --git a/arch/arm/src/stm32/stm32f10xxf30xx_flash.c
b/arch/arm/src/stm32/stm32f10xxf30xx_flash.c
index d2e3618..794ac7e 100644
--- a/arch/arm/src/stm32/stm32f10xxf30xx_flash.c
+++ b/arch/arm/src/stm32/stm32f10xxf30xx_flash.c
@@ -55,7 +55,7 @@
#define FLASH_KEY2 0xcdef89ab
#define FLASH_OPTKEY1 0x08192a3b
#define FLASH_OPTKEY2 0x4c5d6e7f
-#define FLASH_ERASEDVALUE 0xff
+#define FLASH_ERASEDVALUE 0xffu
#if defined(STM32_FLASH_DUAL_BANK)
/* Bank 0 is 512Kb; Bank 1 is up to 512Kb */
@@ -385,4 +385,9 @@ ssize_t up_progmem_write(size_t addr, const void *buf,
size_t count)
return written;
}
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
+
#endif /* defined(CONFIG_STM32_STM32F10XX) || defined(CONFIG_STM32_STM32F30XX)
*/
diff --git a/arch/arm/src/stm32/stm32f20xxf40xx_flash.c
b/arch/arm/src/stm32/stm32f20xxf40xx_flash.c
index fd1b0cd..fa781ff 100644
--- a/arch/arm/src/stm32/stm32f20xxf40xx_flash.c
+++ b/arch/arm/src/stm32/stm32f20xxf40xx_flash.c
@@ -452,4 +452,9 @@ ssize_t up_progmem_write(size_t addr, const void *buf,
size_t count)
return written;
}
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
+
#endif /* defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F4XXX)
*/
diff --git a/arch/arm/src/stm32/stm32l15xx_flash.c
b/arch/arm/src/stm32/stm32l15xx_flash.c
index cfb0ed6..269efb1 100644
--- a/arch/arm/src/stm32/stm32l15xx_flash.c
+++ b/arch/arm/src/stm32/stm32l15xx_flash.c
@@ -557,4 +557,10 @@ out:
sem_unlock();
return (ret == OK) ? written : ret;
}
+
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
+
#endif /* defined(CONFIG_STM32_STM32L15XX) */
diff --git a/arch/arm/src/stm32f7/stm32_flash.c
b/arch/arm/src/stm32f7/stm32_flash.c
index efa8212..36886d9 100644
--- a/arch/arm/src/stm32f7/stm32_flash.c
+++ b/arch/arm/src/stm32f7/stm32_flash.c
@@ -455,3 +455,8 @@ ssize_t up_progmem_write(size_t addr, const void *buf,
size_t count)
sem_unlock();
return written;
}
+
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
diff --git a/arch/arm/src/stm32h7/Kconfig b/arch/arm/src/stm32h7/Kconfig
index 1dad0d0..4f60dd0 100644
--- a/arch/arm/src/stm32h7/Kconfig
+++ b/arch/arm/src/stm32h7/Kconfig
@@ -332,14 +332,6 @@ 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 ioctl support"
- depends on STM32H7_PROGMEM
- default y
- select ARCH_HAVE_PROGMEM_ERASESTATE
- ---help---
- Add progmem erasestate ioctl command.
-
menu "STM32H7 Peripheral Selection"
# These "hidden" settings determine whether a peripheral option is available
diff --git a/arch/arm/src/stm32h7/stm32_flash.c
b/arch/arm/src/stm32h7/stm32_flash.c
index 28ea69f..7e174b5 100644
--- a/arch/arm/src/stm32h7/stm32_flash.c
+++ b/arch/arm/src/stm32h7/stm32_flash.c
@@ -150,10 +150,10 @@
#define FLASH_KEY2 0xcdef89ab
#define FLASH_OPTKEY1 0x08192a3b
#define FLASH_OPTKEY2 0x4c5d6e7f
-#define FLASH_ERASEDVALUE 0xff
+#define FLASH_ERASEDVALUE 0xffu
#define FLASH_ERASEDVALUE_DW 0xffffffff
-#define PROGMEM_NBLOCKS STM32_FLASH_NBLOCKS
-#define FLASH_NPAGES (STM32_FLASH_SIZE / FLASH_PAGE_SIZE)
+#define PROGMEM_NBLOCKS STM32_FLASH_NBLOCKS
+#define FLASH_NPAGES (STM32_FLASH_SIZE / FLASH_PAGE_SIZE)
#define FLASH_TIMEOUT_VALUE 5000000 /* 5s */
@@ -987,7 +987,7 @@ exit_with_sem:
return written;
}
-ssize_t up_progmem_erasestate(void)
+uint8_t up_progmem_erasestate(void)
{
return FLASH_ERASEDVALUE;
}
diff --git a/arch/arm/src/stm32l4/stm32l4_flash.c
b/arch/arm/src/stm32l4/stm32l4_flash.c
index 555021d..cda4ea4 100644
--- a/arch/arm/src/stm32l4/stm32l4_flash.c
+++ b/arch/arm/src/stm32l4/stm32l4_flash.c
@@ -62,6 +62,7 @@
#define FLASH_KEY1 0x45670123
#define FLASH_KEY2 0xCDEF89AB
+#define FLASH_ERASEDVALUE 0xffu
#define OPTBYTES_KEY1 0x08192A3B
#define OPTBYTES_KEY2 0x4C5D6E7F
@@ -405,7 +406,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (addr = up_progmem_getaddress(page), count = up_progmem_pagesize(page);
count; count--, addr++)
{
- if (getreg8(addr) != 0xff)
+ if (getreg8(addr) != FLASH_ERASEDVALUE)
{
bwritten++;
}
@@ -579,3 +580,8 @@ out:
sem_unlock();
return (ret == OK) ? written : ret;
}
+
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
diff --git a/arch/arm/src/stm32l5/stm32l5_flash.c
b/arch/arm/src/stm32l5/stm32l5_flash.c
index 9bdd1c7..bff483c 100644
--- a/arch/arm/src/stm32l5/stm32l5_flash.c
+++ b/arch/arm/src/stm32l5/stm32l5_flash.c
@@ -46,7 +46,7 @@
#include "stm32l5_flash.h"
#include "arm_internal.h"
-#if !(defined(CONFIG_STM32L5_STM32L562XX))
+#if !defined(CONFIG_STM32L5_STM32L562XX)
# error "Unrecognized STM32 chip"
#endif
@@ -60,6 +60,7 @@
#define FLASH_KEY1 0x45670123
#define FLASH_KEY2 0xCDEF89AB
+#define FLASH_ERASEDVALUE 0xffu
#define OPTBYTES_KEY1 0x08192A3B
#define OPTBYTES_KEY2 0x4C5D6E7F
@@ -351,7 +352,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (addr = up_progmem_getaddress(page), count = up_progmem_pagesize(page);
count; count--, addr++)
{
- if (getreg8(addr) != 0xff)
+ if (getreg8(addr) != FLASH_ERASEDVALUE)
{
bwritten++;
}
@@ -504,3 +505,8 @@ out:
sem_unlock();
return (ret == OK) ? written : ret;
}
+
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
diff --git a/arch/arm/src/stm32u5/stm32_flash.c
b/arch/arm/src/stm32u5/stm32_flash.c
index a202f21..f444176 100644
--- a/arch/arm/src/stm32u5/stm32_flash.c
+++ b/arch/arm/src/stm32u5/stm32_flash.c
@@ -46,7 +46,7 @@
#include "stm32_flash.h"
#include "arm_internal.h"
-#if !(defined(CONFIG_STM32U5_STM32U585XX))
+#if !defined(CONFIG_STM32U5_STM32U585XX)
# error "Unrecognized STM32 chip"
#endif
@@ -60,6 +60,7 @@
#define FLASH_KEY1 0x45670123
#define FLASH_KEY2 0xCDEF89AB
+#define FLASH_ERASEDVALUE 0xffu
#define OPTBYTES_KEY1 0x08192A3B
#define OPTBYTES_KEY2 0x4C5D6E7F
@@ -351,7 +352,7 @@ ssize_t up_progmem_ispageerased(size_t page)
for (addr = up_progmem_getaddress(page), count = up_progmem_pagesize(page);
count; count--, addr++)
{
- if (getreg8(addr) != 0xff)
+ if (getreg8(addr) != FLASH_ERASEDVALUE)
{
bwritten++;
}
@@ -504,3 +505,16 @@ out:
sem_unlock();
return (ret == OK) ? written : ret;
}
+
+/****************************************************************************
+ * Name: up_progmem_erasestate
+ *
+ * Description:
+ * Return value of erase state.
+ *
+ ****************************************************************************/
+
+uint8_t up_progmem_erasestate(void)
+{
+ return FLASH_ERASEDVALUE;
+}
diff --git a/boards/arm/samv7/common/Kconfig b/boards/arm/samv7/common/Kconfig
index a0c7bb9..8fa68fc 100644
--- a/boards/arm/samv7/common/Kconfig
+++ b/boards/arm/samv7/common/Kconfig
@@ -62,9 +62,7 @@ config SAMV7_PROGMEM_OTA_PARTITION
select MTD_BYTE_WRITE
select MTD_PARTITION
select MTD_PROGMEM
- select MTD_PROGMEM_ERASESTATE
select SAMV7_PROGMEM
- select SAMV7_PROGMEM_ERASESTATE
config SAMV7_MCUBOOT_HEADER_SIZE
hex
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index 3c3d79d..006215b 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -137,13 +137,6 @@ config MTD_PROGMEM
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
diff --git a/drivers/mtd/mtd_progmem.c b/drivers/mtd/mtd_progmem.c
index 3ecb920..48e18fd 100644
--- a/drivers/mtd/mtd_progmem.c
+++ b/drivers/mtd/mtd_progmem.c
@@ -367,7 +367,6 @@ 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;
@@ -377,8 +376,6 @@ static int progmem_ioctl(FAR struct mtd_dev_s *dev, int cmd,
}
break;
-#endif /* CONFIG_ARCH_PROGMEM_ERASESTATE */
-
default:
ret = -ENOTTY; /* Bad command */
break;
diff --git a/include/nuttx/progmem.h b/include/nuttx/progmem.h
index 933d303..719b5d4 100644
--- a/include/nuttx/progmem.h
+++ b/include/nuttx/progmem.h
@@ -242,9 +242,7 @@ ssize_t up_progmem_read(size_t addr, FAR void *buf, size_t
count);
*
****************************************************************************/
-#ifdef CONFIG_ARCH_HAVE_PROGMEM_ERASESTATE
-ssize_t up_progmem_erasestate(void);
-#endif /* CONFIG_ARCH_HAVE_PROGMEM_ERASESTATE */
+uint8_t up_progmem_erasestate(void);
#undef EXTERN
#if defined(__cplusplus)
