^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * linux/drivers/char/ttyprintk.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2010 Samo Pogacnik
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * This pseudo device allows user to make printk messages. It is possible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * to store "console" messages inline with kernel messages for better analyses
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * of the boot process, for example.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/serial.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/tty.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/spinlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) struct ttyprintk_port {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct tty_port port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) spinlock_t spinlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) static struct ttyprintk_port tpk_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) * Our simple preformatting supports transparent output of (time-stamped)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * printk messages (also suitable for logging service):
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) * - any cr is replaced by nl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * - adds a ttyprintk source tag in front of each line
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * - too long message is fragmented, with '\'nl between fragments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * - TPK_STR_SIZE isn't really the write_room limiting factor, because
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * it is emptied on the fly during preformatting.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define TPK_STR_SIZE 508 /* should be bigger then max expected line length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define TPK_MAX_ROOM 4096 /* we could assume 4K for instance */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define TPK_PREFIX KERN_SOH __stringify(CONFIG_TTY_PRINTK_LEVEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) static int tpk_curr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static char tpk_buffer[TPK_STR_SIZE + 4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) static void tpk_flush(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) if (tpk_curr > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) tpk_buffer[tpk_curr] = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) printk(TPK_PREFIX "[U] %s\n", tpk_buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) tpk_curr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) static int tpk_printk(const unsigned char *buf, int count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) int i = tpk_curr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) if (buf == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) tpk_flush();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) return i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) if (tpk_curr >= TPK_STR_SIZE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) /* end of tmp buffer reached: cut the message in two */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) tpk_buffer[tpk_curr++] = '\\';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) tpk_flush();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) switch (buf[i]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) case '\r':
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) tpk_flush();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) if ((i + 1) < count && buf[i + 1] == '\n')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) case '\n':
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) tpk_flush();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) tpk_buffer[tpk_curr++] = buf[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) * TTY operations open function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static int tpk_open(struct tty_struct *tty, struct file *filp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) tty->driver_data = &tpk_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) return tty_port_open(&tpk_port.port, tty, filp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) * TTY operations close function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) static void tpk_close(struct tty_struct *tty, struct file *filp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) struct ttyprintk_port *tpkp = tty->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) spin_lock_irqsave(&tpkp->spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) /* flush tpk_printk buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) tpk_printk(NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) spin_unlock_irqrestore(&tpkp->spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) tty_port_close(&tpkp->port, tty, filp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) * TTY operations write function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) static int tpk_write(struct tty_struct *tty,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) const unsigned char *buf, int count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) struct ttyprintk_port *tpkp = tty->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) /* exclusive use of tpk_printk within this tty */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) spin_lock_irqsave(&tpkp->spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) ret = tpk_printk(buf, count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) spin_unlock_irqrestore(&tpkp->spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) * TTY operations write_room function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) static int tpk_write_room(struct tty_struct *tty)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) return TPK_MAX_ROOM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) * TTY operations ioctl function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) static int tpk_ioctl(struct tty_struct *tty,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) unsigned int cmd, unsigned long arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct ttyprintk_port *tpkp = tty->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) if (!tpkp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) switch (cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) /* Stop TIOCCONS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) case TIOCCONS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) return -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) return -ENOIOCTLCMD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) * TTY operations hangup function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) static void tpk_hangup(struct tty_struct *tty)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) struct ttyprintk_port *tpkp = tty->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) tty_port_hangup(&tpkp->port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static const struct tty_operations ttyprintk_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .open = tpk_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) .close = tpk_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .write = tpk_write,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .write_room = tpk_write_room,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) .ioctl = tpk_ioctl,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) .hangup = tpk_hangup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) static const struct tty_port_operations null_ops = { };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) static struct tty_driver *ttyprintk_driver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) static int __init ttyprintk_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) spin_lock_init(&tpk_port.spinlock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) ttyprintk_driver = tty_alloc_driver(1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) TTY_DRIVER_RESET_TERMIOS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) TTY_DRIVER_REAL_RAW |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) TTY_DRIVER_UNNUMBERED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) if (IS_ERR(ttyprintk_driver))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) return PTR_ERR(ttyprintk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) tty_port_init(&tpk_port.port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) tpk_port.port.ops = &null_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) ttyprintk_driver->driver_name = "ttyprintk";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) ttyprintk_driver->name = "ttyprintk";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) ttyprintk_driver->major = TTYAUX_MAJOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) ttyprintk_driver->minor_start = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) ttyprintk_driver->type = TTY_DRIVER_TYPE_CONSOLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) ttyprintk_driver->init_termios = tty_std_termios;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) ttyprintk_driver->init_termios.c_oflag = OPOST | OCRNL | ONOCR | ONLRET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) tty_set_operations(ttyprintk_driver, &ttyprintk_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) tty_port_link_device(&tpk_port.port, ttyprintk_driver, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) ret = tty_register_driver(ttyprintk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) printk(KERN_ERR "Couldn't register ttyprintk driver\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) goto error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) error:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) put_tty_driver(ttyprintk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) tty_port_destroy(&tpk_port.port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) static void __exit ttyprintk_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) tty_unregister_driver(ttyprintk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) put_tty_driver(ttyprintk_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) tty_port_destroy(&tpk_port.port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) device_initcall(ttyprintk_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) module_exit(ttyprintk_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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