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49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
/*---------------------------------------------------------*\
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| FrameworkDesktopController_Linux.h |
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| Driver for the Framework Desktop ARGB header, |
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| controlled through the ChromeOS Embedded Controller |
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| (cros_ec) |
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| Francis De Brabandere (francisdb@gmail.com) 16 Oct 2026 |
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| This file is part of the OpenRGB project |
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| SPDX-License-Identifier: GPL-2.0-or-later |
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\*---------------------------------------------------------*/
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#pragma once
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#include <string>
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#include <vector>
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#include "RGBControllerInterface.h"
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#define FRAMEWORK_DESKTOP_CROS_EC_DEV "/dev/cros_ec"
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/*---------------------------------------------------------*\
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| The EC accepts up to 128 LEDs (EC_RGBKBD_MAX_KEY_COUNT), |
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| sent in chunks of 64 to fit in one host command packet. |
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| See the EC firmware, Framework Desktop (dogwood) branch: |
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| https://github.com/FrameworkComputer/EmbeddedController |
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| zephyr/program/framework/src/ws2812_npcx_bitbang.c |
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\*---------------------------------------------------------*/
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#define FRAMEWORK_DESKTOP_MAX_LEDS 128
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#define FRAMEWORK_DESKTOP_LEDS_PER_CMD 64
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class FrameworkDesktopController
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{
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public:
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FrameworkDesktopController(int fd, std::string dev_path);
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~FrameworkDesktopController();
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std::string GetLocation();
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void SetLEDs(const std::vector<RGBColor>& colors);
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private:
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int fd;
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std::string location;
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std::size_t last_led_count;
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void SendColors(unsigned char start, const RGBColor* colors, unsigned char count);
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};
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