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[PATCH 3/4] hw/dma: Add a trace log for a description loading failure
From: |
Fea.Wang |
Subject: |
[PATCH 3/4] hw/dma: Add a trace log for a description loading failure |
Date: |
Mon, 3 Jun 2024 13:52:47 +0800 |
Due to a description loading failure, adding a trace log makes observing
the DMA behavior easy.
Signed-off-by: Fea.Wang <fea.wang@sifive.com>
---
hw/dma/trace-events | 3 +++
hw/dma/xilinx_axidma.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/hw/dma/trace-events b/hw/dma/trace-events
index 3c47df54e4..95db083be4 100644
--- a/hw/dma/trace-events
+++ b/hw/dma/trace-events
@@ -44,3 +44,6 @@ pl330_debug_exec_stall(void) "stall of debug instruction not
implemented"
pl330_iomem_write(uint32_t offset, uint32_t value) "addr: 0x%08"PRIx32" data:
0x%08"PRIx32
pl330_iomem_write_clr(int i) "event interrupt lowered %d"
pl330_iomem_read(uint32_t addr, uint32_t data) "addr: 0x%08"PRIx32" data:
0x%08"PRIx32
+
+# xilinx_axidma.c
+xilinx_axidma_loading_desc_fail(uint32_t res) "error:%d"
diff --git a/hw/dma/xilinx_axidma.c b/hw/dma/xilinx_axidma.c
index b8ab5a423d..1bbb9d6c4c 100644
--- a/hw/dma/xilinx_axidma.c
+++ b/hw/dma/xilinx_axidma.c
@@ -36,6 +36,7 @@
#include "sysemu/dma.h"
#include "hw/stream.h"
#include "qom/object.h"
+#include "trace.h"
#define D(x)
@@ -200,6 +201,8 @@ static MemTxResult stream_desc_load(struct Stream *s,
hwaddr addr)
addr, MEMTXATTRS_UNSPECIFIED,
d, sizeof *d);
if (result != MEMTX_OK) {
+ trace_xilinx_axidma_loading_desc_fail(result);
+
s->regs[R_DMACR] &= ~DMACR_RUNSTOP;
s->regs[R_DMASR] |= DMASR_HALTED;
s->regs[R_DMASR] |= DMASR_SLVERR;
--
2.34.1