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The Mikroe STM32 F4 board now uses /dev/config for configuration data storage. From Ken Pettit

This commit is contained in:
Gregory Nutt 2013-11-01 07:50:35 -06:00
parent b01900d7e6
commit b102d01046
3 changed files with 64 additions and 25 deletions
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2
ChangeLog
View File

@ -5928,3 +5928,5 @@
for an MTD device that can be used to provide a simple, lightweight
interface to configation data storage that resides on some storage
media that is wrapped as an MTD device. From Ken Pettit (2013-11-1).
* configs/mikroe-stm32f4: Now uses /dev/config for configuration data
storage. From Ken Pettit (2013-11-1).

46
configs/mikroe-stm32f4/Kconfig
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@ -8,55 +8,71 @@ if ARCH_BOARD_MIKROE_STM32F4
config MIKROE_FLASH
bool "MTD driver for onboard 1M FLASH"
default n
select MTD
select MTD_M25P
select MTD_SMART
select FS_SMARTFS
select STM32_SPI3
select MTD_BYTE_WRITE
select MTD
select MTD_M25P
select MTD_SMART
select FS_SMARTFS
select STM32_SPI3
select MTD_BYTE_WRITE
---help---
Configures an MTD device for use with the onboard flash
config MIKROE_FLASH_MINOR
int "Minor number for the FLASH /dev/smart entry"
default 0
depends on MIKROE_FLASH
depends on MIKROE_FLASH
---help---
Sets the minor number for the FLASH MTD /dev entry
config MIKROE_FLASH_PART
bool "Enable partition support on FLASH"
default n
depends on MIKROE_FLASH
depends on MIKROE_FLASH
---help---
Enables creation of partitions on the FLASH
config MIKROE_FLASH_CONFIG_PART
bool "Create application config data partition on FLASH"
default y
depends on MIKROE_FLASH_PART
depends on PLATFORM_CONFIGDATA
---help---
Enables creation of a /dev/config partition on the FLASH
config MIKROE_FLASH_CONFIG_PART_NUMBER
int "Index number of config partition (in list below)"
default 0
depends on MIKROE_FLASH_CONFIG_PART
---help---
Specifies the index number of the config data partition
from the partition list.
config MIKROE_FLASH_PART_LIST
string "Flash partition size list"
default "256,768"
depends on MIKROE_FLASH_PART
default "8,248,768"
depends on MIKROE_FLASH_PART
---help---
Comma separated list of partition sizes in KB
Comma separated list of partition sizes in KB.
config MIKROE_RAMMTD
bool "MTD driver for SMARTFS RAM disk"
default n
select MTD
select RAMMTD
select MTD
select RAMMTD
---help---
Configures an MTD based RAM device for use with SMARTFS.
config MIKROE_RAMMTD_MINOR
int "Minor number for RAM /dev/smart entry"
default 1
depends on MIKROE_RAMMTD
depends on MIKROE_RAMMTD
---help---
Sets the minor number for the RAM MTD /dev entry
config MIKROE_RAMMTD_SIZE
int "Size in KB of the RAM device to create"
default 32
depends on MIKROE_RAMMTD
depends on MIKROE_RAMMTD
---help---
Sets the size of static RAM allocation for the SMART RAM device

41
configs/mikroe-stm32f4/src/up_nsh.c
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@ -59,6 +59,12 @@
# include <apps/usbmonitor.h>
#endif
#ifdef CONFIG_MIKROE_FLASH_CONFIG_PART
#ifdef CONFIG_PLATFORM_CONFIGDATA
# include <nuttx/configdata.h>
#endif
#endif
#ifdef CONFIG_STM32_OTGFS
# include "stm32_usbhost.h"
#endif
@ -227,6 +233,7 @@ int nsh_archinitialize(void)
partno = 0;
ptr = partstring;
partoffset = 0;
while (*ptr != '\0')
{
/* Get the partition size */
@ -235,12 +242,27 @@ int nsh_archinitialize(void)
mtd_part = mtd_partition(mtd, partoffset, (partsize>>2)*16);
partoffset += (partsize >> 2) * 16;
/* Now initialize a SMART Flash block device and bind it to the MTD device */
#ifdef CONFIG_MIKROE_FLASH_CONFIG_PART
/* Test if this is the config partition */
if (CONFIG_MIKROE_FLASH_CONFIG_PART_NUMBER == partno)
{
/* Register the partition as the config device */
mtdconfig_register(mtd_part);
}
else
#endif
{
/* Now initialize a SMART Flash block device and bind it
* to the MTD device.
*/
#if defined(CONFIG_MTD_SMART) && defined(CONFIG_FS_SMARTFS)
sprintf(partname, "p%d", partno);
smart_initialize(CONFIG_MIKROE_FLASH_MINOR, mtd_part, partname);
sprintf(partname, "p%d", partno);
smart_initialize(CONFIG_MIKROE_FLASH_MINOR, mtd_part, partname);
#endif
}
/* Update the pointer to point to the next size in the list */
@ -258,7 +280,6 @@ int nsh_archinitialize(void)
partno++;
}
}
#else /* CONFIG_MIKROE_FLASH_PART */
/* Configure the device with no partition support */
@ -266,20 +287,21 @@ int nsh_archinitialize(void)
smart_initialize(CONFIG_MIKROE_FLASH_MINOR, mtd, NULL);
#endif /* CONFIG_MIKROE_FLASH_PART */
}
}
/* Create a RAM MTD device if configured */
#if defined(CONFIG_RAMMTD) && defined(CONFIG_MIKROE_RAMMTD)
{
uint8_t *start = (uint8_t *) kmalloc(CONFIG_MIKROE_RAMMTD_SIZE * 1024);
mtd = rammtd_initialize(start, CONFIG_MIKROE_RAMMTD_SIZE * 1024);
mtd->ioctl(mtd, MTDIOC_BULKERASE, 0);
uint8_t *start = (uint8_t *) kmalloc(CONFIG_MIKROE_RAMMTD_SIZE * 1024);
mtd = rammtd_initialize(start, CONFIG_MIKROE_RAMMTD_SIZE * 1024);
mtd->ioctl(mtd, MTDIOC_BULKERASE, 0);
/* Now initialize a SMART Flash block device and bind it to the MTD device */
/* Now initialize a SMART Flash block device and bind it to the MTD device */
#if defined(CONFIG_MTD_SMART) && defined(CONFIG_FS_SMARTFS)
smart_initialize(CONFIG_MIKROE_RAMMTD_MINOR, mtd, NULL);
smart_initialize(CONFIG_MIKROE_RAMMTD_MINOR, mtd, NULL);
#endif
}
@ -308,7 +330,6 @@ int nsh_archinitialize(void)
else
{
message("nsh_archinitialize: Successfully bound SPI to the MMC/SD driver\n");
}
#endif