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subhobhai943
492045b24d
- Implement Intel 82574L / 82567LM / I217 / I219 PCIe Gigabit NIC driver with DMA ring buffers and auto-negotiation in drivers/net/e1000e.c and include/drivers/e1000e.h - Implement VirtIO-GPU 2D hardware graphics display adapter driver with dirty rect flushing in drivers/virtio/virtio_gpu.c and include/drivers/virtio_gpu.h - Implement Dynamic CPU Frequency Scaling and ACPI CPPC Power Governor with performance, powersave, ondemand, conservative, and schedutil policies in drivers/power/cpufreq.c and include/drivers/cpufreq.h - Implement VirtIO-Input para-virtualized tablet/mouse event driver in drivers/virtio/virtio_input.c and include/drivers/virtio_input.h - Expand stage2 kernel bootloader loading boundary to 768 KB (1536 sectors) - Add LazyBox applets: 'cpufreq', 'gpuinfo', 'e1000e' - Verified across x86_64, AArch64, and ARMv8i targets
31 lines
829 B
C
31 lines
829 B
C
#ifndef _DRIVERS_VIRTIO_GPU_H
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#define _DRIVERS_VIRTIO_GPU_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#define VIRTIO_GPU_FORMAT_B8G8R8A8_UNORM 1
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#define VIRTIO_GPU_FORMAT_B8G8R8X8_UNORM 2
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#define VIRTIO_GPU_FORMAT_A8R8G8B8_UNORM 3
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#define VIRTIO_GPU_FORMAT_X8R8G8B8_UNORM 4
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#define VIRTIO_GPU_FORMAT_R8G8B8A8_UNORM 67
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#define VIRTIO_GPU_FORMAT_R8G8B8X8_UNORM 68
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typedef struct {
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uint32_t width;
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uint32_t height;
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uint32_t bpp;
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uint32_t* framebuffer;
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bool active;
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} virtio_gpu_info_t;
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void virtio_gpu_init(void);
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bool virtio_gpu_is_active(void);
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virtio_gpu_info_t virtio_gpu_get_info(void);
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void virtio_gpu_flush_rect(uint32_t x, uint32_t y, uint32_t width, uint32_t height);
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void virtio_gpu_clear_color(uint32_t argb);
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void virtio_gpu_dump_status(void);
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#endif // _DRIVERS_VIRTIO_GPU_H
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