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Diffstat (limited to 'kernel/include/generic/vfs/devfs.hpp')
-rw-r--r--kernel/include/generic/vfs/devfs.hpp265
1 files changed, 0 insertions, 265 deletions
diff --git a/kernel/include/generic/vfs/devfs.hpp b/kernel/include/generic/vfs/devfs.hpp
deleted file mode 100644
index 690fa93..0000000
--- a/kernel/include/generic/vfs/devfs.hpp
+++ /dev/null
@@ -1,265 +0,0 @@
-
-#include <cstdint>
-#include <generic/vfs/vfs.hpp>
-#include <etc/list.hpp>
-
-#pragma once
-
-#define DEVFS_PACKET_CREATE_DEV 1
-#define DEVFS_PACKET_READ_READRING 2
-#define DEVFS_PACKET_WRITE_READRING 3
-#define DEVFS_PACKET_READ_WRITERING 4
-#define DEVFS_PACKET_WRITE_WRITERING 5
-#define DEVFS_PACKET_CREATE_IOCTL 6
-#define DEVFS_PACKET_SIZE_IOCTL 7
-#define DEVFS_PACKET_IOCTL 8
-#define DEVFS_ENABLE_PIPE 9
-#define DEVFS_SETUP_MMAP 10
-#define DEVFS_PACKET_CREATE_PIPE_DEV 11
-#define DEVFS_PACKET_ISATTY 12
-#define DEVFS_PACKET_SETUPTTY 13
-#define DEVFS_GETSLAVE_BY_MASTER 14
-#define DEVFS_PACKET_SETUP_RING_SIZE 15
-#define devfs_packet_get_num 16
-
-typedef unsigned int __u32;
-typedef unsigned short __u16;
-
-struct fb_fix_screeninfo {
- char id[16]; /* identification string eg "TT Builtin" */
- unsigned long smem_start; /* Start of frame buffer mem */
- /* (physical address) */
- __u32 smem_len; /* Length of frame buffer mem */
- __u32 type; /* see FB_TYPE_* */
- __u32 type_aux; /* Interleave for interleaved Planes */
- __u32 visual; /* see FB_VISUAL_* */
- __u16 xpanstep; /* zero if no hardware panning */
- __u16 ypanstep; /* zero if no hardware panning */
- __u16 ywrapstep; /* zero if no hardware ywrap */
- __u32 line_length; /* length of a line in bytes */
- unsigned long mmio_start; /* Start of Memory Mapped I/O */
- /* (physical address) */
- __u32 mmio_len; /* Length of Memory Mapped I/O */
- __u32 accel; /* Indicate to driver which */
- /* specific chip/card we have */
- __u16 capabilities; /* see FB_CAP_* */
- __u16 reserved[2]; /* Reserved for future compatibility */
-};
-
-/* Interpretation of offset for color fields: All offsets are from the right,
- * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
- * can use the offset as right argument to <<). A pixel afterwards is a bit
- * stream and is written to video memory as that unmodified.
- *
- * For pseudocolor: offset and length should be the same for all color
- * components. Offset specifies the position of the least significant bit
- * of the palette index in a pixel value. Length indicates the number
- * of available palette entries (i.e. # of entries = 1 << length).
- */
-struct fb_bitfield {
- __u32 offset; /* beginning of bitfield */
- __u32 length; /* length of bitfield */
- __u32 msb_right; /* != 0 : Most significant bit is */
- /* right */
-};
-
-#define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */
-#define FB_NONSTD_REV_PIX_IN_B 2 /* order of pixels in each byte is reversed */
-
-#define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/
-#define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */
-#define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */
-#define FB_ACTIVATE_MASK 15
- /* values */
-#define FB_ACTIVATE_VBL 16 /* activate values on next vbl */
-#define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */
-#define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */
-#define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/
-#define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */
-#define FB_ACTIVATE_KD_TEXT 512 /* for KDSET vt ioctl */
-
-#define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */
-
-#define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */
-#define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */
-#define FB_SYNC_EXT 4 /* external sync */
-#define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */
-#define FB_SYNC_BROADCAST 16 /* broadcast video timings */
- /* vtotal = 144d/288n/576i => PAL */
- /* vtotal = 121d/242n/484i => NTSC */
-#define FB_SYNC_ON_GREEN 32 /* sync on green */
-
-#define FB_VMODE_NONINTERLACED 0 /* non interlaced */
-#define FB_VMODE_INTERLACED 1 /* interlaced */
-#define FB_VMODE_DOUBLE 2 /* double scan */
-#define FB_VMODE_ODD_FLD_FIRST 4 /* interlaced: top line first */
-#define FB_VMODE_MASK 255
-
-#define FB_VMODE_YWRAP 256 /* ywrap instead of panning */
-#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */
-#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */
-
-/*
- * Display rotation support
- */
-#define FB_ROTATE_UR 0
-#define FB_ROTATE_CW 1
-#define FB_ROTATE_UD 2
-#define FB_ROTATE_CCW 3
-
-#define PICOS2KHZ(a) (1000000000UL/(a))
-#define KHZ2PICOS(a) (1000000000UL/(a))
-
-struct fb_var_screeninfo {
- __u32 xres; /* visible resolution */
- __u32 yres;
- __u32 xres_virtual; /* virtual resolution */
- __u32 yres_virtual;
- __u32 xoffset; /* offset from virtual to visible */
- __u32 yoffset; /* resolution */
-
- __u32 bits_per_pixel; /* guess what */
- __u32 grayscale; /* 0 = color, 1 = grayscale, */
- /* >1 = FOURCC */
- struct fb_bitfield red; /* bitfield in fb mem if true color, */
- struct fb_bitfield green; /* else only length is significant */
- struct fb_bitfield blue;
- struct fb_bitfield transp; /* transparency */
-
- __u32 nonstd; /* != 0 Non standard pixel format */
-
- __u32 activate; /* see FB_ACTIVATE_* */
-
- __u32 height; /* height of picture in mm */
- __u32 width; /* width of picture in mm */
-
- __u32 accel_flags; /* (OBSOLETE) see fb_info.flags */
-
- /* Timing: All values in pixclocks, except pixclock (of course) */
- __u32 pixclock; /* pixel clock in ps (pico seconds) */
- __u32 left_margin; /* time from sync to picture */
- __u32 right_margin; /* time from picture to sync */
- __u32 upper_margin; /* time from sync to picture */
- __u32 lower_margin;
- __u32 hsync_len; /* length of horizontal sync */
- __u32 vsync_len; /* length of vertical sync */
- __u32 sync; /* see FB_SYNC_* */
- __u32 vmode; /* see FB_VMODE_* */
- __u32 rotate; /* angle we rotate counter clockwise */
- __u32 colorspace; /* colorspace for FOURCC-based modes */
- __u32 reserved[4]; /* Reserved for future compatibility */
-};
-
-struct winsize {
- unsigned short ws_row;
- unsigned short ws_col;
- unsigned short ws_xpixel;
-/* unused */
- unsigned short ws_ypixel;
-/* unused */
-};
-
-#define TCGETS 0x5401
-#define TCSETS 0x5402
-#define TIOCGWINSZ 0x5413
-#define TIOCSWINSZ 0x5414
-
-namespace vfs {
-
- typedef struct {
- std::uint64_t is_pipe : 1;
- std::uint64_t is_pipe_rw : 1;
- } __attribute__((packed)) devfs_pipe_p_t;
-
- typedef struct {
- union {
- struct {
- std::uint8_t request;
- std::uint8_t* cycle;
- std::uint32_t* queue;
- std::uint32_t size;
- std::uint64_t value;
- };
- struct {
- std::uint8_t request;
- std::uint64_t ioctlreq;
- std::uint64_t arg;
- } ioctl;
- struct {
- std::uint8_t request;
- std::uint32_t writereg;
- std::uint32_t readreg;
- std::uint32_t size;
- std::uint64_t pointer;
- } create_ioctl;
- struct {
- std::uint8_t request;
- std::uint8_t pipe_target;
- std::uint64_t pipe_pointer;
- } enable_pipe;
- struct {
- std::uint8_t request;
- std::uint64_t dma_addr;
- std::uint64_t size;
- std::uint64_t flags;
- } setup_mmap;
- };
- } __attribute__((packed)) devfs_packet_t; /* User-Kernel interaction packet */
-
- typedef struct {
- std::uint32_t read_req;
- std::uint32_t write_req;
- std::uint32_t size;
- void* pointer_to_struct;
- } __attribute__((packed)) devfs_ioctl_packet_t;
-
- typedef struct devfs_node {
- devfs_pipe_p_t open_flags;
- union {
- struct {
- Lists::Ring* readring;
- Lists::Ring* writering;
- };
- struct {
- pipe* readpipe;
- pipe* writepipe;
- };
- };
- devfs_ioctl_packet_t ioctls[32];
- std::uint64_t pipe0;
- std::uint64_t mmap_base;
- std::uint64_t mmap_size;
- std::uint64_t mmap_flags;
- std::int32_t dev_num;
-
- int show_num;
- std::int8_t is_tty;
-
- std::int64_t (*read)(userspace_fd_t* fd, void* buffer, std::uint64_t count);
- std::int64_t (*write)(userspace_fd_t* fd, void* buffer, std::uint64_t size);
-
- std::int64_t (*slave_write)(userspace_fd_t* fd, void* buffer, std::uint64_t size);
-
- std::int32_t (*ioctl)(userspace_fd_t* fd, unsigned long req, void *arg, int *res);
- std::int32_t (*open)(userspace_fd_t* fd, char* path);
- int mode;
- int is_dir;
-
- int pgrp;
- std::uint64_t ino;
-
- termios_t* term_flags;
-
- struct devfs_node* next;
- char masterpath[256];
- char slavepath[256];
- } devfs_node_t;
-
- static_assert(sizeof(devfs_node_t) < 4096,"devfs_node_t is higher than fucking page size");
-
- class devfs {
- public:
- static void mount(vfs_node_t* node);
- static std::int64_t send_packet(char* path,devfs_packet_t* packet);
- };
-};
generated by cgit v1.2.3 (git 2.46.0) at 2026-04-02 18:31:41 +0000