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dsmi_get_device_flash_info
Prototype
int dsmi_get_device_flash_info(int device_id, unsigned int flash_index, dm_flash_info_stru *pflash_info)
Description
Obtains the flash device information.
For the Ascend 310 AI Processor, this API supports mini modules (EP) and standard PCIe cards.
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
device_id |
Input |
Device ID For the Ascend 310 AI Processor, the value range is 0–63. Obtain the actual device ID by calling dsmi_list_device. |
flash_index |
Input |
Flash index, fixed at 0 |
pflash_info |
Output |
Flash device information The information struct is as follows. typedef struct dm_flash_info_stru {
unsigned long flash_id; /* combined device & manufacturer code */
unsigned short device_id; /* device id */
unsigned short vendor; /* the primary vendor id */
unsigned int state; /*flash health, 0x8 indicates normal, and 0x10 indicates abnormal.*/
unsigned long size; /* total size in bytes */
unsigned int sector_count; /* number of erase units */
unsigned short manufacturer_id; /* manufacturer id */
}DM_FLASH_INFO_STRU, dm_flash_info_stru;
|
Returns
Type |
Description |
|---|---|
int |
0 on success; else, failure |
Restrictions
None
Example
int i;
int ret = 0;
dm_flash_info_stru flash_info = {0};
unsigned int flash_count = 0;
ret = dsmi_get_device_flash_count(0, &flash_count);
...
for (i = 0; i < flash_count; i++){
ret = dsmi_get_device_flash_info(0, i, &flash_info);
if(ret != 0) {
//To-do: records logs.
return ret;
}
...
}
...