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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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79 lines
1.5 KiB
Plaintext
79 lines
1.5 KiB
Plaintext
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NetWinder specific documentation
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================================
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The NetWinder is a small low-power computer, primarily designed
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to run Linux. It is based around the StrongARM RISC processor,
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DC21285 PCI bridge, with PC-type hardware glued around it.
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Port usage
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==========
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Min - Max Description
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---------------------------
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0x0000 - 0x000f DMA1
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0x0020 - 0x0021 PIC1
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0x0060 - 0x006f Keyboard
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0x0070 - 0x007f RTC
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0x0080 - 0x0087 DMA1
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0x0088 - 0x008f DMA2
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0x00a0 - 0x00a3 PIC2
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0x00c0 - 0x00df DMA2
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0x0180 - 0x0187 IRDA
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0x01f0 - 0x01f6 ide0
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0x0201 Game port
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0x0203 RWA010 configuration read
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0x0220 - ? SoundBlaster
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0x0250 - ? WaveArtist
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0x0279 RWA010 configuration index
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0x02f8 - 0x02ff Serial ttyS1
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0x0300 - 0x031f Ether10
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0x0338 GPIO1
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0x033a GPIO2
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0x0370 - 0x0371 W83977F configuration registers
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0x0388 - ? AdLib
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0x03c0 - 0x03df VGA
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0x03f6 ide0
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0x03f8 - 0x03ff Serial ttyS0
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0x0400 - 0x0408 DC21143
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0x0480 - 0x0487 DMA1
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0x0488 - 0x048f DMA2
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0x0a79 RWA010 configuration write
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0xe800 - 0xe80f ide0/ide1 BM DMA
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Interrupt usage
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===============
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IRQ type Description
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---------------------------
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0 ISA 100Hz timer
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1 ISA Keyboard
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2 ISA cascade
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3 ISA Serial ttyS1
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4 ISA Serial ttyS0
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5 ISA PS/2 mouse
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6 ISA IRDA
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7 ISA Printer
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8 ISA RTC alarm
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9 ISA
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10 ISA GP10 (Orange reset button)
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11 ISA
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12 ISA WaveArtist
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13 ISA
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14 ISA hda1
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15 ISA
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DMA usage
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=========
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DMA type Description
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---------------------------
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0 ISA IRDA
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1 ISA
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2 ISA cascade
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3 ISA WaveArtist
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4 ISA
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5 ISA
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6 ISA
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7 ISA WaveArtist
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