henrykotze commented on issue #17809:
URL: https://github.com/apache/nuttx/issues/17809#issuecomment-3752961367
Hi @fdcavalcanti Thank you for your response. I have made the
MTD_BLKSIZE=64, but with the same issue.
Here is the output from PX4 on Nuttx 10.3
```
param save
bchdev_register: blkdev="/fs/mtd_params" chardev="/dev/tmpc000002" readonly=F
find_blockdriver: pathname="/fs/mtd_params"
find_blockdriver: /fs/mtd_params is a MTD
ftl_initialize_by_path: path="/dev/tmpb000002"
find_blockdriver: pathname="/dev/tmpb000002"
ftl_geometry: Entry
ftl_geometry: available: true mediachanged: false writeenabled: true
ftl_geometry: nsectors: 256 sectorsize: 256
ftl_read: sector: 0 nsectors: 1
esp32_bread: esp32_bread(0x3ffb7ee4, 0x3300, 0, 0x1)
esp32_read: esp32_read(0x3ffb7ee4, 0x330000, 0, 0x100)
esp32_read: esp32_read()=256
esp32_bread: esp32_bread()=1
ftl_write: sector: 0 nsectors: 1
esp32_bread: esp32_bread(0x3ffb7ee4, 0x3300, 0, 0x10)
esp32_read: esp32_read(0x3ffb7ee4, 0x330000, 0, 0x1000)
esp32_read: esp32_read()=4096
esp32_bread: esp32_bread()=16
esp32_erase: esp32_erase(0x3ffb7ee4, 816, 0)
esp32_erase: esp32_erase()=1
ftl_flush: Copy 256 bytes into erase block=0 at offset=0
esp32_bwrite: esp32_bwrite(0x3ffb7ee4, 0x3300, 0, 0x10)
esp32_write: esp32_write(0x3ffb7ee4, 0x330000, 0, 0x1000)
esp32_write: esp32_write()=4096
esp32_bwrite: esp32_bwrite()=16
bchdev_register: blkdev="/fs/mtd_params" chardev="/dev/tmpc000003" readonly=T
find_blockdriver: pathname="/fs/mtd_params"
find_blockdriver: /fs/mtd_params is a MTD
ftl_initialize_by_path: path="/dev/tmpb000003"
find_blockdriver: pathname="/dev/tmpb000003"
ftl_geometry: Entry
ftl_geometry: available: true mediachanged: false writeenabled: true
ftl_geometry: nsectors: 256 sectorsize: 256
ftl_read: sector: 0 nsectors: 1
esp32_bread: esp32_bread(0x3ffb7ee4, 0x3300, 0, 0x1)
esp32_read: esp32_read(0x3ffb7ee4, 0x330000, 0, 0x100)
esp32_read: esp32_read()=256
esp32_bread: esp32_bread()=1
```
Here is the output from PX4 on Nuttx 12.12
```
Entry
ESP SPI Flash information:
ID = 0x204017
Status mask = 0xffff
Chip size = 4096 KB
Page size = 256 B
Sector size = 4 KB
Block size = 64 KB
MTD offset = 0x330000
MTD size = 0x10000
esp_ioctl: 1537
blocksize: 64 erasesize: 4096 neraseblocks: 1024
return 0
NuttShell (NSH) NuttX-11.0.0
nsh> [Kparam select /fs/mtd_params
INFO [param] selected parameter default file /fs/mtd_params
nsh> [Kparam save
blkdev="/fs/mtd_params" chardev="/dev/tmpc000001" oflags=0x26
pathname="/fs/mtd_params"
/fs/mtd_params is a MTD
path="/dev/tmpb000001"
pathname="/dev/tmpb000001"
Entry
available: true mediachanged: false writeenabled: true
nsectors: 1024 sectorsize: 64
Entry
esp_ioctl: 778
return -25
sector: 0 nsectors: 1
esp_flash_read failed 24579
ERROR: Read 1 blocks starting at block 0 failed: -1
Read failed: -1
ERROR [tinybson] killed: write error
ERROR [parameters] BSON encoder finalize failed
ERROR [parameters] parameter export to /fs/mtdblkdev="/fs/mtd_params"
chardev="/dev/tmpc000002" oflags=0x26
pathname="/fs/mtd_params"
/fs/mtd_params is a MTD
path="/dev/tmpb000002"
pathname="/dev/tmpb000002"
Entry
available: true mediachanged: false writeenabled: true
nsectors: 1024 sectorsize: 64
Entry
esp_ioctl: 778
return -25
sector: 0 nsectors: 1
esp_flash_read failed 24579
ERROR: Read 1 blocks starting at block 0 failed: -1
Read failed: -1
_params failed (-1) attempt 1
ERROR [tinybson] killed: write error
ERROR [parameters] BSON encoder finalize failed
ERROR [parblkdev="/fs/mtd_params" chardev="/dev/tmpc000003" oflags=0x26
pathname="/fs/mtd_params"
/fs/mtd_params is a MTD
path="/dev/tmpb000003"
pathname="/dev/tmpb000003"
Entry
available: true mediachanged: false writeenabled: true
nsectors: 1024 sectorsize: 64
Entry
esp_ioctl: 778
return -25
sector: 0 nsectors: 1
esp_flash_read failed 24579
ERROR: Read 1 blocks starting at block 0 failed: -1
Read failed: -1
ameters] parameter export to /fs/mtd_params failed (-1) attempt 2
ERROR [tinybson] killed: write error
ERROR [parameters] BSON encoder finalize failed
ERROR [parameters] parameter export to /fs/mtd_params failed (-1) attempt 3
ERROR [parameters] param export failed (-1)
ERROR [param] Param save failed (-1)
nsh> [K
```
It seems in 12.12 the ftl_ioctl is called whereas in 10.3 its not.
Any suggestion would be of help. Thanks
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