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| author | Rene Stange | 2020-02-07 15:04:27 +0100 |
|---|---|---|
| committer | Peter Maydell | 2020-02-07 15:04:27 +0100 |
| commit | eb87ff05eab2a39bc0fcd8b4ec51433c4e7fbe42 (patch) | |
| tree | 457bc59d7ea9df52e6dcea742add7c02399bc87b /docs | |
| parent | target/arm: Raise only one interrupt in arm_cpu_exec_interrupt (diff) | |
| download | qemu-eb87ff05eab2a39bc0fcd8b4ec51433c4e7fbe42.tar.gz qemu-eb87ff05eab2a39bc0fcd8b4ec51433c4e7fbe42.tar.xz qemu-eb87ff05eab2a39bc0fcd8b4ec51433c4e7fbe42.zip | |
bcm2835_dma: Fix the ylen loop in TD mode
In TD (two dimensions) DMA mode ylen has to be increased by one after
reading it from the TXFR_LEN register, because a value of zero has to
result in one run through of the ylen loop. This has been tested on a
real Raspberry Pi 3 Model B+. In the previous implementation the ylen
loop was not passed at all for a value of zero.
Signed-off-by: Rene Stange <rsta2@o2online.de>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
0 files changed, 0 insertions, 0 deletions