paul@0 | 1 | -- vim: ft=lua ts=2 et sw=2 |
paul@0 | 2 | |
paul@0 | 3 | -- Test LCD driver code. The target platform is the Ben NanoNote. |
paul@0 | 4 | |
paul@0 | 5 | local L4 = require("L4"); |
paul@0 | 6 | |
paul@0 | 7 | local l = L4.default_loader; |
paul@0 | 8 | |
paul@0 | 9 | -- Define general access to peripherals. |
paul@0 | 10 | |
paul@0 | 11 | local io_buses = { |
paul@0 | 12 | cpm = l:new_channel(); |
paul@0 | 13 | gpio = l:new_channel(); |
paul@0 | 14 | lcd = l:new_channel(); |
paul@0 | 15 | }; |
paul@0 | 16 | |
paul@0 | 17 | l:start({ |
paul@0 | 18 | caps = { |
paul@0 | 19 | cpm = io_buses.cpm:svr(), |
paul@0 | 20 | gpio = io_buses.gpio:svr(), |
paul@0 | 21 | lcd = io_buses.lcd:svr(), |
paul@0 | 22 | |
paul@0 | 23 | icu = L4.Env.icu, |
paul@0 | 24 | sigma0 = L4.cast(L4.Proto.Factory, L4.Env.sigma0):create(L4.Proto.Sigma0), |
paul@0 | 25 | }, |
paul@0 | 26 | }, |
paul@7 | 27 | "rom/io rom/hw_devices.io rom/mips-qi_lb60-common.io"); |
paul@0 | 28 | |
paul@0 | 29 | -- Expose a SPI peripheral as a device. |
paul@0 | 30 | |
paul@0 | 31 | local spi = l:new_channel(); |
paul@0 | 32 | |
paul@0 | 33 | l:startv({ |
paul@0 | 34 | caps = { |
paul@0 | 35 | vbus = io_buses.gpio, |
paul@0 | 36 | spi = spi:svr(), |
paul@0 | 37 | }, |
paul@0 | 38 | }, |
paul@0 | 39 | "rom/dev_spi_jz4740", "C23", "C22", "C21"); -- specifying clock, data, enable pin details |
paul@0 | 40 | |
paul@0 | 41 | -- Expose a SPI backlight device for the Ben. |
paul@0 | 42 | |
paul@0 | 43 | local backlight = l:new_channel(); -- exposes backlight device |
paul@0 | 44 | |
paul@0 | 45 | l:start({ |
paul@0 | 46 | caps = { |
paul@0 | 47 | spi = spi, |
paul@0 | 48 | backlight = backlight:svr(), |
paul@0 | 49 | }, |
paul@0 | 50 | }, |
paul@19 | 51 | "rom/dev_backlight_spi_ili8960"); |
paul@0 | 52 | |
paul@0 | 53 | -- Expose a display device for the Ben. |
paul@0 | 54 | |
paul@0 | 55 | local display = l:new_channel(); -- exposes display device |
paul@0 | 56 | |
paul@0 | 57 | l:start({ |
paul@0 | 58 | caps = { |
paul@0 | 59 | backlight = backlight, |
paul@0 | 60 | display = display:svr(), |
paul@0 | 61 | vbus = io_buses.gpio, |
paul@0 | 62 | }, |
paul@0 | 63 | }, |
paul@0 | 64 | "rom/dev_display_qi_lb60"); |
paul@0 | 65 | |
paul@0 | 66 | -- Expose the CPM peripheral. |
paul@0 | 67 | |
paul@0 | 68 | local cpm = l:new_channel(); |
paul@0 | 69 | |
paul@0 | 70 | l:start({ |
paul@0 | 71 | caps = { |
paul@0 | 72 | vbus = io_buses.cpm, |
paul@0 | 73 | cpm = cpm:svr(), |
paul@0 | 74 | }, |
paul@0 | 75 | }, |
paul@0 | 76 | "rom/dev_cpm_jz4740"); |
paul@0 | 77 | |
paul@0 | 78 | -- Start and demonstrate the LCD driver. |
paul@0 | 79 | |
paul@0 | 80 | l:start({ |
paul@0 | 81 | caps = { |
paul@0 | 82 | icu = L4.Env.icu, |
paul@0 | 83 | vbus = io_buses.lcd, |
paul@0 | 84 | cpm = cpm, |
paul@0 | 85 | display = display, -- needed by LCD driver |
paul@0 | 86 | }, |
paul@0 | 87 | }, |
paul@0 | 88 | "rom/ex_jz4740_lcd_driver"); |