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hw/dma: Add a trace log for a description loading failure

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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>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
This commit is contained in:
Fea.Wang 2024-06-13 09:35:00 +08:00 committed by Edgar E. Iglesias
parent e6b45b6bb9
commit 8e25dddaf9
2 changed files with 6 additions and 0 deletions
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3
hw/dma/trace-events
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@ -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:%u"

3
hw/dma/xilinx_axidma.c
View file

@ -36,6 +36,7 @@
#include "sysemu/dma.h"
#include "hw/stream.h"
#include "qom/object.h"
#include "trace.h"
#define D(x)
@ -201,6 +202,8 @@ 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);
if (result == MEMTX_DECODE_ERROR) {
s->regs[R_DMASR] |= DMASR_DECERR;
} else {