 607ca46e97
			
		
	
	
	607ca46e97
	
	
	
		
			
			Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
		
			
				
	
	
		
			78 lines
		
	
	
	
		
			3.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
	
		
			3.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #ifndef _LINUX_TTY_FLAGS_H
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| #define _LINUX_TTY_FLAGS_H
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| 
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| /*
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|  * Definitions for async_struct (and serial_struct) flags field also
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|  * shared by the tty_port flags structures.
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|  *
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|  * Define ASYNCB_* for convenient use with {test,set,clear}_bit.
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|  */
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| #define ASYNCB_HUP_NOTIFY	 0 /* Notify getty on hangups and closes
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| 				    * on the callout port */
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| #define ASYNCB_FOURPORT		 1 /* Set OU1, OUT2 per AST Fourport settings */
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| #define ASYNCB_SAK		 2 /* Secure Attention Key (Orange book) */
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| #define ASYNCB_SPLIT_TERMIOS	 3 /* Separate termios for dialin/callout */
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| #define ASYNCB_SPD_HI		 4 /* Use 56000 instead of 38400 bps */
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| #define ASYNCB_SPD_VHI		 5 /* Use 115200 instead of 38400 bps */
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| #define ASYNCB_SKIP_TEST	 6 /* Skip UART test during autoconfiguration */
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| #define ASYNCB_AUTO_IRQ		 7 /* Do automatic IRQ during
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| 				    * autoconfiguration */
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| #define ASYNCB_SESSION_LOCKOUT	 8 /* Lock out cua opens based on session */
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| #define ASYNCB_PGRP_LOCKOUT	 9 /* Lock out cua opens based on pgrp */
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| #define ASYNCB_CALLOUT_NOHUP	10 /* Don't do hangups for cua device */
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| #define ASYNCB_HARDPPS_CD	11 /* Call hardpps when CD goes high  */
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| #define ASYNCB_SPD_SHI		12 /* Use 230400 instead of 38400 bps */
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| #define ASYNCB_LOW_LATENCY	13 /* Request low latency behaviour */
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| #define ASYNCB_BUGGY_UART	14 /* This is a buggy UART, skip some safety
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| 				    * checks.  Note: can be dangerous! */
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| #define ASYNCB_AUTOPROBE	15 /* Port was autoprobed by PCI or PNP code */
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| #define ASYNCB_LAST_USER	15
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| 
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| /* Internal flags used only by kernel */
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| #define ASYNCB_INITIALIZED	31 /* Serial port was initialized */
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| #define ASYNCB_SUSPENDED	30 /* Serial port is suspended */
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| #define ASYNCB_NORMAL_ACTIVE	29 /* Normal device is active */
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| #define ASYNCB_BOOT_AUTOCONF	28 /* Autoconfigure port on bootup */
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| #define ASYNCB_CLOSING		27 /* Serial port is closing */
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| #define ASYNCB_CTS_FLOW		26 /* Do CTS flow control */
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| #define ASYNCB_CHECK_CD		25 /* i.e., CLOCAL */
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| #define ASYNCB_SHARE_IRQ	24 /* for multifunction cards, no longer used */
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| #define ASYNCB_CONS_FLOW	23 /* flow control for console  */
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| #define ASYNCB_FIRST_KERNEL	22
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| 
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| #define ASYNC_HUP_NOTIFY	(1U << ASYNCB_HUP_NOTIFY)
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| #define ASYNC_SUSPENDED		(1U << ASYNCB_SUSPENDED)
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| #define ASYNC_FOURPORT		(1U << ASYNCB_FOURPORT)
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| #define ASYNC_SAK		(1U << ASYNCB_SAK)
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| #define ASYNC_SPLIT_TERMIOS	(1U << ASYNCB_SPLIT_TERMIOS)
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| #define ASYNC_SPD_HI		(1U << ASYNCB_SPD_HI)
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| #define ASYNC_SPD_VHI		(1U << ASYNCB_SPD_VHI)
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| #define ASYNC_SKIP_TEST		(1U << ASYNCB_SKIP_TEST)
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| #define ASYNC_AUTO_IRQ		(1U << ASYNCB_AUTO_IRQ)
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| #define ASYNC_SESSION_LOCKOUT	(1U << ASYNCB_SESSION_LOCKOUT)
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| #define ASYNC_PGRP_LOCKOUT	(1U << ASYNCB_PGRP_LOCKOUT)
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| #define ASYNC_CALLOUT_NOHUP	(1U << ASYNCB_CALLOUT_NOHUP)
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| #define ASYNC_HARDPPS_CD	(1U << ASYNCB_HARDPPS_CD)
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| #define ASYNC_SPD_SHI		(1U << ASYNCB_SPD_SHI)
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| #define ASYNC_LOW_LATENCY	(1U << ASYNCB_LOW_LATENCY)
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| #define ASYNC_BUGGY_UART	(1U << ASYNCB_BUGGY_UART)
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| #define ASYNC_AUTOPROBE		(1U << ASYNCB_AUTOPROBE)
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| 
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| #define ASYNC_FLAGS		((1U << (ASYNCB_LAST_USER + 1)) - 1)
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| #define ASYNC_USR_MASK		(ASYNC_SPD_MASK|ASYNC_CALLOUT_NOHUP| \
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| 		ASYNC_LOW_LATENCY)
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| #define ASYNC_SPD_CUST		(ASYNC_SPD_HI|ASYNC_SPD_VHI)
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| #define ASYNC_SPD_WARP		(ASYNC_SPD_HI|ASYNC_SPD_SHI)
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| #define ASYNC_SPD_MASK		(ASYNC_SPD_HI|ASYNC_SPD_VHI|ASYNC_SPD_SHI)
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| 
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| #define ASYNC_INITIALIZED	(1U << ASYNCB_INITIALIZED)
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| #define ASYNC_NORMAL_ACTIVE	(1U << ASYNCB_NORMAL_ACTIVE)
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| #define ASYNC_BOOT_AUTOCONF	(1U << ASYNCB_BOOT_AUTOCONF)
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| #define ASYNC_CLOSING		(1U << ASYNCB_CLOSING)
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| #define ASYNC_CTS_FLOW		(1U << ASYNCB_CTS_FLOW)
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| #define ASYNC_CHECK_CD		(1U << ASYNCB_CHECK_CD)
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| #define ASYNC_SHARE_IRQ		(1U << ASYNCB_SHARE_IRQ)
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| #define ASYNC_CONS_FLOW		(1U << ASYNCB_CONS_FLOW)
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| #define ASYNC_INTERNAL_FLAGS	(~((1U << ASYNCB_FIRST_KERNEL) - 1))
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| 
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| #endif
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