From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/include/linux/console.h | 41 +++++++++++++++++++++++++----------------
1 files changed, 25 insertions(+), 16 deletions(-)
diff --git a/kernel/include/linux/console.h b/kernel/include/linux/console.h
index cce6e71..e6ff518 100644
--- a/kernel/include/linux/console.h
+++ b/kernel/include/linux/console.h
@@ -16,6 +16,7 @@
#include <linux/atomic.h>
#include <linux/types.h>
+#include <linux/printk.h>
struct vc_data;
struct console_font_op;
@@ -24,16 +25,12 @@
struct tty_struct;
struct notifier_block;
-/*
- * this is what the terminal answers to a ESC-Z or csi0c query.
- */
-#define VT100ID "\033[?1;2c"
-#define VT102ID "\033[?6c"
-
enum con_scroll {
SM_UP,
SM_DOWN,
};
+
+enum vc_intensity;
/**
* struct consw - callbacks for consoles
@@ -74,10 +71,11 @@
void (*con_scrolldelta)(struct vc_data *vc, int lines);
int (*con_set_origin)(struct vc_data *vc);
void (*con_save_screen)(struct vc_data *vc);
- u8 (*con_build_attr)(struct vc_data *vc, u8 color, u8 intensity,
- u8 blink, u8 underline, u8 reverse, u8 italic);
+ u8 (*con_build_attr)(struct vc_data *vc, u8 color,
+ enum vc_intensity intensity,
+ bool blink, bool underline, bool reverse, bool italic);
void (*con_invert_region)(struct vc_data *vc, u16 *p, int count);
- u16 *(*con_screen_pos)(struct vc_data *vc, int offset);
+ u16 *(*con_screen_pos)(const struct vc_data *vc, int offset);
unsigned long (*con_getxy)(struct vc_data *vc, unsigned long position,
int *px, int *py);
/*
@@ -101,7 +99,6 @@
extern const struct consw dummy_con; /* dummy console buffer */
extern const struct consw vga_con; /* VGA text console */
extern const struct consw newport_con; /* SGI Newport console */
-extern const struct consw prom_con; /* SPARC PROM console */
int con_is_bound(const struct consw *csw);
int do_unregister_con_driver(const struct consw *csw);
@@ -135,27 +132,32 @@
*/
#define CON_PRINTBUFFER (1)
-#define CON_CONSDEV (2) /* Last on the command line */
+#define CON_CONSDEV (2) /* Preferred console, /dev/console */
#define CON_ENABLED (4)
#define CON_BOOT (8)
#define CON_ANYTIME (16) /* Safe to call when cpu is offline */
#define CON_BRL (32) /* Used for a braille device */
#define CON_EXTENDED (64) /* Use the extended output format a la /dev/kmsg */
-#ifdef CONFIG_PSTORE_CONSOLE_FORCE
-#define CON_PSTORE (128) /* Print to pstore console anyway */
-#endif
+#define CON_HANDOVER (128) /* Device was previously a boot console. */
struct console {
char name[16];
void (*write)(struct console *, const char *, unsigned);
+ void (*write_atomic)(struct console *co, const char *s, unsigned int count);
int (*read)(struct console *, char *, unsigned);
struct tty_driver *(*device)(struct console *, int *);
void (*unblank)(void);
int (*setup)(struct console *, char *);
+ int (*exit)(struct console *);
int (*match)(struct console *, char *name, int idx, char *options);
short flags;
short index;
int cflag;
+#ifdef CONFIG_PRINTK
+ char sync_buf[CONSOLE_LOG_MAX];
+#endif
+ atomic64_t printk_seq;
+ struct task_struct *thread;
void *data;
struct console *next;
};
@@ -169,6 +171,11 @@
extern int console_set_on_cmdline;
extern struct console *early_console;
+enum con_flush_mode {
+ CONSOLE_FLUSH_PENDING,
+ CONSOLE_REPLAY_ALL,
+};
+
extern int add_preferred_console(char *name, int idx, char *options);
extern void register_console(struct console *);
extern int unregister_console(struct console *);
@@ -178,7 +185,7 @@
extern void console_unlock(void);
extern void console_conditional_schedule(void);
extern void console_unblank(void);
-extern void console_flush_on_panic(void);
+extern void console_flush_on_panic(enum con_flush_mode mode);
extern struct tty_driver *console_device(int *);
extern void console_stop(struct console *);
extern void console_start(struct console *);
@@ -199,7 +206,6 @@
extern void resume_console(void);
int mda_console_init(void);
-void prom_con_init(void);
void vcs_make_sysfs(int index);
void vcs_remove_sysfs(int index);
@@ -232,4 +238,7 @@
void dummycon_register_output_notifier(struct notifier_block *nb);
void dummycon_unregister_output_notifier(struct notifier_block *nb);
+extern void console_atomic_lock(unsigned int *flags);
+extern void console_atomic_unlock(unsigned int flags);
+
#endif /* _LINUX_CONSOLE_H */
--
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