Difference between revisions of "Bdisp PutDisp DD"
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| signature = Bdisp_PutDisp_DD(void) | | signature = Bdisp_PutDisp_DD(void) | ||
| header = fxcg/display.h | | header = fxcg/display.h | ||
| − | | comments = Puts the VRAM on the screen. This function blocks until the copy of the VRAM to the LCD through DMA is finished. | + | | comments = Puts the VRAM on the screen. This function blocks until the copy of the VRAM to the LCD through [[DMAC|DMA]] is finished. |
It is possible to write a non-blocking implementation, see [[Non-blocking_DMA]] which is used in, for example, [https://github.com/ComputerNerd/Casio-prizm-mpeg2-player ProgrammerNerd's MPEG player]. | It is possible to write a non-blocking implementation, see [[Non-blocking_DMA]] which is used in, for example, [https://github.com/ComputerNerd/Casio-prizm-mpeg2-player ProgrammerNerd's MPEG player]. | ||
| − | Internally this function falls through to Bdisp_PutDisp_DD_stripe | + | |
| + | Internally this function falls through to [[Bdisp_PutDisp_DD_stripe]]. | ||
<nowiki> | <nowiki> | ||
Bdisp_PutDisp_DD: ! CODE XREF: sub_8002CA70+B8�p | Bdisp_PutDisp_DD: ! CODE XREF: sub_8002CA70+B8�p | ||
Latest revision as of 08:56, 12 February 2015
Synopsis
Header: fxcg/display.h
Syscall index: 0x025F
Function signature: Bdisp_PutDisp_DD(void)
Comments
Puts the VRAM on the screen. This function blocks until the copy of the VRAM to the LCD through DMA is finished.
It is possible to write a non-blocking implementation, see Non-blocking_DMA which is used in, for example, ProgrammerNerd's MPEG player.
Internally this function falls through to Bdisp_PutDisp_DD_stripe.
Bdisp_PutDisp_DD: ! CODE XREF: sub_8002CA70+B8�p
! sub_8003E16A+AF6�p ...
mov #0xFFFFFFD7, r5
mov #0, r4 ! y1=0
extu.b r5, r5 ! y2=215
! End of function Bdisp_PutDisp_DD
! =============== S U B R O U T I N E =======================================
Bdisp_PutDisp_DD_stripe: ! CODE XREF: sub_800B458A+18C�p
