AM3352: Assembly set F bit in CPSR, but value of F does not change in register window

Andy Lin94

Expert 1390 points

Part Number: AM3352

When program reached at line 199, that is to say, the program already executed line 198.

The F bit in CPSR will not be changed.

over 6 years ago

0 Biser Gatchev-XID over 6 years ago

TI__Guru**** 393215 points

Hi,

What board is this? What software is this, and which version?

0 Biser Gatchev-XID over 6 years ago in reply to Biser Gatchev-XID

TI__Guru**** 393215 points

Looking at your screenshots, it seems that you are trying to manipulate FIQ related bits. FIQ is not supported in AM335x devices. See the note in section 6.1 of the AM335x TRM Rev. P.

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AM3352: Assembly set F bit in CPSR, but value of F does not change in register window