Re: [PATCH v4] QEMU fw_cfg DMA interface documentation

2015-10-05 Thread Stefan Hajnoczi
On Mon, Oct 5, 2015 at 11:06 AM, Marc Marí wrote: > On Mon, 5 Oct 2015 09:20:55 +0100 > Stefan Hajnoczi wrote: > >> On Thu, Oct 1, 2015 at 1:15 PM, Marc Marí wrote: >> > +Additionaly, if the DMA interface is available then a read to the >> > DMA Address +will return 0x51454d5520434647 ("QEMU CFG

Re: [PATCH v4] QEMU fw_cfg DMA interface documentation

2015-10-05 Thread Marc Marí
On Mon, 5 Oct 2015 09:20:55 +0100 Stefan Hajnoczi wrote: > On Thu, Oct 1, 2015 at 1:15 PM, Marc Marí wrote: > > +Additionaly, if the DMA interface is available then a read to the > > DMA Address +will return 0x51454d5520434647 ("QEMU CFG" in > > big-endian format). > > What does this mean? > h

Re: [PATCH v4] QEMU fw_cfg DMA interface documentation

2015-10-05 Thread Stefan Hajnoczi
On Thu, Oct 1, 2015 at 1:15 PM, Marc Marí wrote: > +Additionaly, if the DMA interface is available then a read to the DMA Address > +will return 0x51454d5520434647 ("QEMU CFG" in big-endian format). What does this mean? Stefan -- To unsubscribe from this list: send the line "unsubscribe linux-ke

[PATCH v4] QEMU fw_cfg DMA interface documentation

2015-10-01 Thread Marc Marí
Add fw_cfg DMA interface specfication in the fw_cfg documentation. Signed-off-by: Marc Marí --- Documentation/devicetree/bindings/arm/fw-cfg.txt | 52 +++- 1 file changed, 51 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/arm/fw-cfg.txt b/Docume