Git-Mirrors/tillitis-key
1
0
Fork 0
mirror of https://github.com/tillitis/tillitis-key1.git synced 2025-04-25 09:29:21 -04:00
Code Issues Packages Projects Releases Wiki Activity

fw: Add ERASE_DATA syscall

Browse Source 
Erase one or more flash sectors in app storage areas
This commit is contained in:
Mikael Ågren 2025-04-17 08:43:27 +02:00
parent a9d3dd7242
commit 9c1bb53d7a
No known key found for this signature in database
GPG Key ID: E02DA3D397792C46
2 changed files with 31 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
hw/application_fpga/fw/testapp/main.c
View File

@ -145,7 +145,7 @@ int main(void)
}
puts(IO_CDC, "done.\r\n");
puts(IO_CDC, "\r\nReading from storage area...");
puts(IO_CDC, "\r\nReading data from storage area...");
uint8_t in_data[14] = {0};
if (syscall(TK1_SYSCALL_READ_DATA, 0, (uint32_t)in_data,
@ -158,6 +158,28 @@ int main(void)
}
puts(IO_CDC, "done.\r\n");
puts(IO_CDC, "\r\nErasing written data from storage area...");
if (syscall(TK1_SYSCALL_ERASE_DATA, 0, 4096, 0) != 0) {
failmsg("Failed to erase storage area");
}
puts(IO_CDC, "done.\r\n");
puts(IO_CDC, "\r\nVerify erased storage area data...");
if (syscall(TK1_SYSCALL_READ_DATA, 0, (uint32_t)in_data,
sizeof(in_data)) != 0) {
failmsg("Failed to write to storage area");
}
uint8_t check_data[sizeof(in_data)] = {0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff};
if (!memeq(in_data, check_data, sizeof(check_data))) {
failmsg("Failed to read back data from storage area");
anyfailed = 1;
}
puts(IO_CDC, "done.\r\n");
puts(IO_CDC, "\r\nDeallocating storage area...");
if (syscall(TK1_SYSCALL_DEALLOC_AREA, 0, 0, 0) != 0) {

8
hw/application_fpga/fw/tk1/syscall_handler.c
View File

@ -78,6 +78,14 @@ int32_t syscall_handler(uint32_t number, uint32_t arg1, uint32_t arg2,
}
return 0;
case TK1_SYSCALL_ERASE_DATA:
if (storage_erase_sector(&part_table_storage.table, arg1,
arg2) < 0) {
debug_puts("couldn't erase storage area\n");
return -1;
}
return 0;
case TK1_SYSCALL_GET_VIDPID:
// UDI is 2 words: VID/PID & serial. Return just the
// first word. Serial is kept secret to the device