12091b417SMarek BehúnWhat: /sys/kernel/debug/moxtet/input 22091b417SMarek BehúnDate: March 2019 32091b417SMarek BehúnKernelVersion: 5.3 4*b37c3848SMarek BehúnContact: Marek Behún <kabel@kernel.org> 54119f0dfSMauro Carvalho ChehabDescription: (Read) Read input from the shift registers, in hexadecimal. 62091b417SMarek Behún Returns N+1 bytes, where N is the number of Moxtet connected 72091b417SMarek Behún modules. The first byte is from the CPU board itself. 8002a9c2fSMauro Carvalho Chehab 9002a9c2fSMauro Carvalho Chehab Example:: 10002a9c2fSMauro Carvalho Chehab 11002a9c2fSMauro Carvalho Chehab 101214 12002a9c2fSMauro Carvalho Chehab 13002a9c2fSMauro Carvalho Chehab == ======================================= 14002a9c2fSMauro Carvalho Chehab 10 CPU board with SD card 15002a9c2fSMauro Carvalho Chehab 12 2 = PCIe module, 1 = IRQ not active 16002a9c2fSMauro Carvalho Chehab 14 4 = Peridot module, 1 = IRQ not active 17002a9c2fSMauro Carvalho Chehab == ======================================= 182091b417SMarek Behún 192091b417SMarek BehúnWhat: /sys/kernel/debug/moxtet/output 202091b417SMarek BehúnDate: March 2019 212091b417SMarek BehúnKernelVersion: 5.3 22*b37c3848SMarek BehúnContact: Marek Behún <kabel@kernel.org> 232091b417SMarek BehúnDescription: (RW) Read last written value to the shift registers, in 242091b417SMarek Behún hexadecimal, or write values to the shift registers, also 252091b417SMarek Behún in hexadecimal. 26002a9c2fSMauro Carvalho Chehab 27002a9c2fSMauro Carvalho Chehab Example:: 28002a9c2fSMauro Carvalho Chehab 29002a9c2fSMauro Carvalho Chehab 0102 30002a9c2fSMauro Carvalho Chehab 31002a9c2fSMauro Carvalho Chehab == ================================================ 32002a9c2fSMauro Carvalho Chehab 01 01 was last written, or is to be written, to the 332091b417SMarek Behún first module's shift register 34002a9c2fSMauro Carvalho Chehab 02 the same for second module 35002a9c2fSMauro Carvalho Chehab == ================================================ 36