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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2011-05-08 22:45:06 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2011-05-08 22:45:06 +0200
commit878c5456c5a2f9bff741a7b7bcdccd5c1694db22 (patch)
treebcf3d101215fa70b953aa7e9d0de805c5f8865b4 /libdde_linux26/contrib/include/linux/vt_kern.h
parent9062642230b7bfb48e7b30f98cba8528172b2d36 (diff)
parentc8f311a7a32d4b0cb0c21672f63bca8efdf5d83a (diff)
Merge branch 'dde' into HEAD
Diffstat (limited to 'libdde_linux26/contrib/include/linux/vt_kern.h')
-rw-r--r--libdde_linux26/contrib/include/linux/vt_kern.h119
1 files changed, 119 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/vt_kern.h b/libdde_linux26/contrib/include/linux/vt_kern.h
new file mode 100644
index 00000000..2f111346
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/vt_kern.h
@@ -0,0 +1,119 @@
+#ifndef _VT_KERN_H
+#define _VT_KERN_H
+
+/*
+ * this really is an extension of the vc_cons structure in console.c, but
+ * with information needed by the vt package
+ */
+
+#include <linux/vt.h>
+#include <linux/kd.h>
+#include <linux/tty.h>
+#include <linux/mutex.h>
+#include <linux/console_struct.h>
+#include <linux/mm.h>
+#include <linux/consolemap.h>
+
+/*
+ * Presently, a lot of graphics programs do not restore the contents of
+ * the higher font pages. Defining this flag will avoid use of them, but
+ * will lose support for PIO_FONTRESET. Note that many font operations are
+ * not likely to work with these programs anyway; they need to be
+ * fixed. The linux/Documentation directory includes a code snippet
+ * to save and restore the text font.
+ */
+#ifdef CONFIG_VGA_CONSOLE
+#define BROKEN_GRAPHICS_PROGRAMS 1
+#endif
+
+extern void kd_mksound(unsigned int hz, unsigned int ticks);
+extern int kbd_rate(struct kbd_repeat *rep);
+extern int fg_console, last_console, want_console;
+
+/* console.c */
+
+int vc_allocate(unsigned int console);
+int vc_cons_allocated(unsigned int console);
+int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines);
+void vc_deallocate(unsigned int console);
+void reset_palette(struct vc_data *vc);
+void do_blank_screen(int entering_gfx);
+void do_unblank_screen(int leaving_gfx);
+void unblank_screen(void);
+void poke_blanked_console(void);
+int con_font_op(struct vc_data *vc, struct console_font_op *op);
+int con_set_cmap(unsigned char __user *cmap);
+int con_get_cmap(unsigned char __user *cmap);
+void scrollback(struct vc_data *vc, int lines);
+void scrollfront(struct vc_data *vc, int lines);
+void update_region(struct vc_data *vc, unsigned long start, int count);
+void redraw_screen(struct vc_data *vc, int is_switch);
+#define update_screen(x) redraw_screen(x, 0)
+#define switch_screen(x) redraw_screen(x, 1)
+
+struct tty_struct;
+int tioclinux(struct tty_struct *tty, unsigned long arg);
+
+#ifdef CONFIG_CONSOLE_TRANSLATIONS
+/* consolemap.c */
+
+struct unimapinit;
+struct unipair;
+
+int con_set_trans_old(unsigned char __user * table);
+int con_get_trans_old(unsigned char __user * table);
+int con_set_trans_new(unsigned short __user * table);
+int con_get_trans_new(unsigned short __user * table);
+int con_clear_unimap(struct vc_data *vc, struct unimapinit *ui);
+int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list);
+int con_get_unimap(struct vc_data *vc, ushort ct, ushort __user *uct, struct unipair __user *list);
+int con_set_default_unimap(struct vc_data *vc);
+void con_free_unimap(struct vc_data *vc);
+void con_protect_unimap(struct vc_data *vc, int rdonly);
+int con_copy_unimap(struct vc_data *dst_vc, struct vc_data *src_vc);
+
+#define vc_translate(vc, c) ((vc)->vc_translate[(c) | \
+ ((vc)->vc_toggle_meta ? 0x80 : 0)])
+#else
+#define con_set_trans_old(arg) (0)
+#define con_get_trans_old(arg) (-EINVAL)
+#define con_set_trans_new(arg) (0)
+#define con_get_trans_new(arg) (-EINVAL)
+#define con_clear_unimap(vc, ui) (0)
+#define con_set_unimap(vc, ct, list) (0)
+#define con_set_default_unimap(vc) (0)
+#define con_copy_unimap(d, s) (0)
+#define con_get_unimap(vc, ct, uct, list) (-EINVAL)
+#define con_free_unimap(vc) do { ; } while (0)
+#define con_protect_unimap(vc, rdonly) do { ; } while (0)
+
+#define vc_translate(vc, c) (c)
+#endif
+
+/* vt.c */
+int vt_waitactive(int vt);
+void change_console(struct vc_data *new_vc);
+void reset_vc(struct vc_data *vc);
+extern int unbind_con_driver(const struct consw *csw, int first, int last,
+ int deflt);
+int vty_init(const struct file_operations *console_fops);
+
+/*
+ * vc_screen.c shares this temporary buffer with the console write code so that
+ * we can easily avoid touching user space while holding the console spinlock.
+ */
+
+#define CON_BUF_SIZE (CONFIG_BASE_SMALL ? 256 : PAGE_SIZE)
+extern char con_buf[CON_BUF_SIZE];
+extern struct mutex con_buf_mtx;
+extern char vt_dont_switch;
+extern int default_utf8;
+
+struct vt_spawn_console {
+ spinlock_t lock;
+ struct pid *pid;
+ int sig;
+};
+extern struct vt_spawn_console vt_spawn_con;
+
+#endif /* _VT_KERN_H */