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| author | Mark Cave-Ayland | 2021-03-04 23:10:51 +0100 |
|---|---|---|
| committer | Mark Cave-Ayland | 2021-03-07 11:39:05 +0100 |
| commit | cf1b8286007a5a12f7d42d484b8ac0e031038e2e (patch) | |
| tree | 1aa011bb7227ce46ffc27fb86ca066a82f1ab93a /include | |
| parent | esp: remove pdma_origin from ESPState (diff) | |
| download | qemu-cf1b8286007a5a12f7d42d484b8ac0e031038e2e.tar.gz qemu-cf1b8286007a5a12f7d42d484b8ac0e031038e2e.tar.xz qemu-cf1b8286007a5a12f7d42d484b8ac0e031038e2e.zip | |
esp: add 4 byte PDMA read and write transfers
The MacOS toolbox ROM performs 4 byte reads/writes when transferring data to
and from the target. Since the SCSI bus is 16-bits wide, use the memory API
to split a 4 byte access into 2 x 2 byte accesses.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210304221103.6369-31-mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions