Merge tag 'qemu-sparc-20240213' of https://github.com/mcayland/qemu into staging

Merge tag 'qemu-sparc-20240213' of https://github.com/mcayland/qemu into staging

qemu-sparc queue

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# gpg: Signature made Tue 13 Feb 2024 19:37:48 GMT
# gpg:                using RSA key CC621AB98E82200D915CC9C45BC2C56FAE0F321F
# gpg:                issuer "mark.cave-ayland@ilande.co.uk"
# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>" [full]
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C  C9C4 5BC2 C56F AE0F 321F

* tag 'qemu-sparc-20240213' of https://github.com/mcayland/qemu: (88 commits)
  esp.c: add my copyright to the file
  esp.c: switch TypeInfo registration to use DEFINE_TYPES() macro
  esp.c: keep track of the DRQ state during DMA
  esp.c: rename irq_data IRQ to drq_irq
  esp.c: implement DMA Transfer Pad command for DATA phases
  esp.c: replace n variable with len in esp_do_nodma()
  esp.c: consolidate DMA and PDMA logic in STATUS and MESSAGE IN phases
  esp.c: remove redundant n variable in PDMA COMMAND phase
  esp.c: consolidate DMA and PDMA logic in MESSAGE OUT phase
  esp.c: consolidate DMA and PDMA logic in DATA IN phase
  esp.c: consolidate DMA and PDMA logic in DATA OUT phase
  esp.c: only transfer non-DMA MESSAGE OUT phase data for specific commands
  esp.c: only transfer non-DMA COMMAND phase data for specific commands
  esp.c: improve ESP_RSEQ logic consolidation
  esp.c: handle non-DMA FIFO writes used to terminate DMA commands
  esp.c: remove restriction on FIFO read access when DMA memory routines defined
  esp.c: handle TC underflow for DMA SCSI requests
  esp.c: don't clear the SCSI phase when reading ESP_RINTR
  esp.c: ensure that STAT_INT is cleared when reading ESP_RINTR
  esp.c: consolidate end of command sequence after ICCS command
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>