From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- Documentation/arm/Netwinder | 78 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/arm/Netwinder (limited to 'Documentation/arm/Netwinder') diff --git a/Documentation/arm/Netwinder b/Documentation/arm/Netwinder new file mode 100644 index 00000000..f1b457fb --- /dev/null +++ b/Documentation/arm/Netwinder @@ -0,0 +1,78 @@ +NetWinder specific documentation +================================ + +The NetWinder is a small low-power computer, primarily designed +to run Linux. It is based around the StrongARM RISC processor, +DC21285 PCI bridge, with PC-type hardware glued around it. + +Port usage +========== + +Min - Max Description +--------------------------- +0x0000 - 0x000f DMA1 +0x0020 - 0x0021 PIC1 +0x0060 - 0x006f Keyboard +0x0070 - 0x007f RTC +0x0080 - 0x0087 DMA1 +0x0088 - 0x008f DMA2 +0x00a0 - 0x00a3 PIC2 +0x00c0 - 0x00df DMA2 +0x0180 - 0x0187 IRDA +0x01f0 - 0x01f6 ide0 +0x0201 Game port +0x0203 RWA010 configuration read +0x0220 - ? SoundBlaster +0x0250 - ? WaveArtist +0x0279 RWA010 configuration index +0x02f8 - 0x02ff Serial ttyS1 +0x0300 - 0x031f Ether10 +0x0338 GPIO1 +0x033a GPIO2 +0x0370 - 0x0371 W83977F configuration registers +0x0388 - ? AdLib +0x03c0 - 0x03df VGA +0x03f6 ide0 +0x03f8 - 0x03ff Serial ttyS0 +0x0400 - 0x0408 DC21143 +0x0480 - 0x0487 DMA1 +0x0488 - 0x048f DMA2 +0x0a79 RWA010 configuration write +0xe800 - 0xe80f ide0/ide1 BM DMA + + +Interrupt usage +=============== + +IRQ type Description +--------------------------- + 0 ISA 100Hz timer + 1 ISA Keyboard + 2 ISA cascade + 3 ISA Serial ttyS1 + 4 ISA Serial ttyS0 + 5 ISA PS/2 mouse + 6 ISA IRDA + 7 ISA Printer + 8 ISA RTC alarm + 9 ISA +10 ISA GP10 (Orange reset button) +11 ISA +12 ISA WaveArtist +13 ISA +14 ISA hda1 +15 ISA + +DMA usage +========= + +DMA type Description +--------------------------- + 0 ISA IRDA + 1 ISA + 2 ISA cascade + 3 ISA WaveArtist + 4 ISA + 5 ISA + 6 ISA + 7 ISA WaveArtist -- cgit v1.2.3