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avr: added memstat message.

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This commit is contained in:
Martin Preuss
2023-04-09 18:49:50 +02:00
parent 047a0a9937
commit 0600a2d9ab
3 changed files with 72 additions and 0 deletions
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1
avr/att84_temp1.asm
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@@ -227,6 +227,7 @@
.include "comproto_addr.asm" .include "comproto_addr.asm"
.include "comproto_stats.asm" .include "comproto_stats.asm"
.include "comproto_device.asm" .include "comproto_device.asm"
.include "comproto_memstats.asm"
.include "comproto_values.asm" .include "comproto_values.asm"
;.include "comproto_debug.asm" ;.include "comproto_debug.asm"
;.include "comproto_twi.asm" ;.include "comproto_twi.asm"

1
avr/comproto.asm
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@@ -36,6 +36,7 @@
.equ CPRO_CMD_FLASH_RSP = 74 .equ CPRO_CMD_FLASH_RSP = 74
.equ CPRO_CMD_DEVICE = 80 .equ CPRO_CMD_DEVICE = 80
.equ CPRO_CMD_MEMSTATS = 81
; flags for variable payload enqueue function ; flags for variable payload enqueue function

70
avr/comproto_memstats.asm Normal file
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@@ -0,0 +1,70 @@
; ***************************************************************************
; copyright : (C) 2023 by Martin Preuss
; email : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome". *
; * Please see toplevel file COPYING of that project for license details. *
; ***************************************************************************
; ***************************************************************************
; code
.cseg
; ---------------------------------------------------------------------------
; Enqueue a MEMSTATS packet.
;
; IN:
; - R16: destination address
; OUT:
; - CFLAG: set if okay, clear otherwise
; MODIFIED REGS: R6, R16, R17, R18, R20 (R3, R4, R15, R19, R21, X)
CPRO_EnqueueMemStats:
mov r6, r16
rcall COM_AllocBufferAndGetXY ; (r16, r17, r21)
brcc CPRO_EnqueueMemStats_error
push xh
push xl
mov r16, r6
ldi r17, CPRO_PAYLOAD_FLAGS_UID | CPRO_PAYLOAD_FLAGS_SECONDS | (7<<CPRO_PAYLOAD_FLAGS_SHIFT_NUM)
ldi r18, CPRO_CMD_MEMSTATS
rcall cproBeginMsgWithVariablePayload ; (R3, R4, R16, R17, R18, R19, R20, R21, X)
; payload
in r17, SPL
st X+, r17 ; current stackpointer
in r17, SPH
st X+, r17
lds r17, comRecvBuffersUsed
st X+, r17 ; used buffers
lds r17, comStatsSendNoBuffer
st X+, r17 ; sendNoBuffer
lds r17, comStatsSendNoBuffer+1
st X+, r17
lds r17, comStatsRecvNoBuffer
st X+, r17 ; recvNoBuffer
lds r17, comStatsRecvNoBuffer+1
st X+, r17
pop xl
pop xh
rcall comCalcAndAddChecksumByte ; (R16, R17, R18, R19, X)
; mark buffer as enqueued with PRIO "normal" (slightly limited number of retries)
ldi r20, COM_BUFFER_PRIO_NORMAL
rcall COM_EnqueuePacket ; (R15, R16)
brcc CPRO_EnqueueMemStats_error
sec
ret
CPRO_EnqueueMemStats_error:
clc
ret