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Drawing the screen: SetViewAttrs_b3

[NES version, Bank 7]

Name: SetViewAttrs_b3 [Show more] Type: Subroutine Category: Drawing the screen Summary: Call the SetViewAttrs routine in ROM bank 3 Deep dive: Splitting NES Elite across multiple ROM banks
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * TT66 calls SetViewAttrs_b3
.SetViewAttrs_b3 LDA currentBank ; If ROM bank 3 is already paged into memory, jump to CMP #3 ; bank9 BEQ bank9 PHA ; Otherwise store the current bank number on the stack LDA #3 ; Page ROM bank 3 into memory at $8000 JSR SetBank JSR SetViewAttrs ; Call SetViewAttrs, now that it is paged into memory JMP ResetBank ; Fetch the previous ROM bank number from the stack and ; page that bank back into memory at $8000, returning ; from the subroutine using a tail call .bank9 JMP SetViewAttrs ; Call SetViewAttrs, which is already paged into memory, ; and return from the subroutine using a tail call