UM1618 datasheet(32/51 Pages) STMICROELECTRONICS

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API specification

UM1618

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DocID024371 Rev 3

2.7.11

GetLock

Description

This function checks the block locking status of Low/Middle/High/Large address spaces in

the C55 module via either main or alternate interface.

Prototype

UINT32 GetLock (PSSD_CONFIG pSSDConfig,

UINT8 blkLockIndicator,

UINT32 *blkLockState);

Arguments

Return values

Troubleshooting

Table 43. Arguments for GetLock

Argument

Description

Range

pSSDConfig

Pointer to the SSD Configuration

Structure.

The values in this structure are chip-

dependent. Please refer to Section 2.3

for more details.

blkLockIndicator

Indicating the address space

which determines the address

space block locking register to be

checked.

Refer to Table 46 for valid values for this

parameter.

blkLockState

Returns the blocks’ locking status

in the given address space

Bit mapped value indicating the locking

status of the specified address space.

1: The block is locked from

program/erase.

0: The block is ready for program/erase

Table 44. Return values for GetLock

Type

Description

Possible values

UINT32

Successful completion or error value.

C55_OK

C55_ERROR_BLOCK_INDICATOR

C55_ERROR_ALTERNATE

Table 45. Troubleshooting for GetLock

Returned Error Bits

Possible causes

Solution

C55_ERROR_BLOCK_INDICATOR

The input blkLockIndicator is

invalid.

Set this argument to correct

value listed in Table 46.

C55_ERROR_ALTERNATE

User calls this function to get

lock status for Large block

space via alternate interface.

Alternate interface does not

support for Large block space.

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