I tried to write a second bootloader code. I created app file, data file and main file. After that I executed CMake file code. That is completed. But when I try to build cmake file, I get a long error:
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s: Assembler messages:
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:1944: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:1945: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:1982: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2135: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2164: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2208: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2209: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2246: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2429: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2458: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2917: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2918: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:2955: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3028: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3057: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3227: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3228: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3265: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3338: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3367: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3472: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3473: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3510: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3631: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:3660: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4141: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4142: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4179: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4228: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4257: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4319: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4320: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4357: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4399: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4428: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4446: Error: selected processor does not support `sev' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4509: Error: selected processor does not support requested special purpose register -- `mrs r3,ipsr'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4601: Error: selected processor does not support requested special purpose register -- `mrs r3,PRIMASK'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4602: Error: selected processor does not support `cpsid i' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4639: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4681: Error: selected processor does not support `dmb' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4710: Error: selected processor does not support requested special purpose register -- `msr PRIMASK,r3'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4728: Error: selected processor does not support `wfe' in ARM mode
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4929: Error: selected processor does not support requested special purpose register -- `mrs r3,ipsr'
[build] C:\Users\UMUTKL~1\AppData\Local\Temp\ccEVbn3m.s:4987: Error: selected processor does not support `wfe' in ARM mode
[build] ninja: build stopped: subcommand failed.
[driver] Build completed: 00:00:00.557