2013/2/18 Stefan Hajnoczi <stefa...@gmail.com>: > On Wed, Feb 06, 2013 at 05:45:19PM +0800, Kuo-Jung Su wrote: >> From: Kuo-Jung Su <dant...@faraday-tech.com> >> >> The FTMAC110 is an Ethernet controller that provides AHB master capability >> and is in full compliance with the IEEE 802.3 10/100 Mbps specifications. >> Its DMA controller handles all data transfers between system memory >> and on-chip memories. >> It supports half-word data transfer for Linux. However it has a weird DMA >> alignment issue: >> >> (1) Tx DMA Buffer Address: >> 1 bytes aligned: Invalid >> 2 bytes aligned: O.K >> 4 bytes aligned: O.K >> >> (2) Rx DMA Buffer Address: >> 1 bytes aligned: Invalid >> 2 bytes aligned: O.K >> 4 bytes aligned: Invalid (It means 0x0, 0x4, 0x8, 0xC are invalid) >> >> Signed-off-by: Kuo-Jung Su <dant...@faraday-tech.com> >> --- >> hw/arm/Makefile.objs | 1 + >> hw/arm/faraday_a360.c | 10 + >> hw/arm/ftmac110.c | 681 >> +++++++++++++++++++++++++++++++++++++++++++++++++ >> hw/arm/ftmac110.h | 131 ++++++++++ >> 4 files changed, 823 insertions(+) >> create mode 100644 hw/arm/ftmac110.c >> create mode 100644 hw/arm/ftmac110.h > > Hi Kuo-Jung, > Is there a datasheet and/or driver programming guide for this Ethernet > controller? >
The datasheet distribution is prohibited in Faraday, while it's absolutely O.K to deliver software codes along with register description. So, I can't share the datasheets with you, but I can add register description to the source files. Is this what you need? > Stefan -- Best wishes, Kuo-Jung Su