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com: added remarks.

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This commit is contained in:
Martin Preuss
2023-01-19 23:16:46 +01:00
parent b8ae13a08b
commit d3d4f42b90
1 changed files with 2 additions and 0 deletions
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2
avr/com.asm
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@@ -172,6 +172,7 @@ COM_EnqueuePing:
rcall RingBuffer_Alloc rcall RingBuffer_Alloc
pop r17 pop r17
brcc COM_EnqueuePing_error brcc COM_EnqueuePing_error
; write header stuff
mov r18, r16 mov r18, r16
mov r20, r16 ; r20: start of packet in ring buffer mov r20, r16 ; r20: start of packet in ring buffer
ldd r19, y+RINGBUFFER_OFFS_MAXSIZE ldd r19, y+RINGBUFFER_OFFS_MAXSIZE
@@ -179,6 +180,7 @@ COM_EnqueuePing:
rcall RingBuffer_Write ; write length rcall RingBuffer_Write ; write length
clr r16 clr r16
rcall RingBuffer_Write ; write flags rcall RingBuffer_Write ; write flags
; write payload
mov r16, r17 mov r16, r17
rcall RingBuffer_Write ; write dest addr rcall RingBuffer_Write ; write dest addr
ldi r16, COM_CMD_PING ldi r16, COM_CMD_PING