cregit-Linux how code gets into the kernel

Release 4.7 drivers/pcmcia/yenta_socket.h

Directory: drivers/pcmcia
#ifndef __YENTA_H

#define __YENTA_H

#include <asm/io.h>


#define CB_SOCKET_EVENT		0x00

#define    CB_CSTSEVENT		0x00000001	
/* Card status event */

#define    CB_CD1EVENT		0x00000002	
/* Card detect 1 change event */

#define    CB_CD2EVENT		0x00000004	
/* Card detect 2 change event */

#define    CB_PWREVENT		0x00000008	
/* PWRCYCLE change event */


#define CB_SOCKET_MASK		0x04

#define    CB_CSTSMASK		0x00000001	
/* Card status mask */

#define    CB_CDMASK		0x00000006	
/* Card detect 1&2 mask */

#define    CB_PWRMASK		0x00000008	
/* PWRCYCLE change mask */


#define CB_SOCKET_STATE		0x08

#define    CB_CARDSTS		0x00000001	
/* CSTSCHG status */

#define    CB_CDETECT1		0x00000002	
/* Card detect status 1 */

#define    CB_CDETECT2		0x00000004	
/* Card detect status 2 */

#define    CB_PWRCYCLE		0x00000008	
/* Socket powered */

#define    CB_16BITCARD		0x00000010	
/* 16-bit card detected */

#define    CB_CBCARD		0x00000020	
/* CardBus card detected */

#define    CB_IREQCINT		0x00000040	
/* READY(xIRQ)/xCINT high */

#define    CB_NOTACARD		0x00000080	
/* Unrecognizable PC card detected */

#define    CB_DATALOST		0x00000100	
/* Potential data loss due to card removal */

#define    CB_BADVCCREQ		0x00000200	
/* Invalid Vcc request by host software */

#define    CB_5VCARD		0x00000400	
/* Card Vcc at 5.0 volts? */

#define    CB_3VCARD		0x00000800	
/* Card Vcc at 3.3 volts? */

#define    CB_XVCARD		0x00001000	
/* Card Vcc at X.X volts? */

#define    CB_YVCARD		0x00002000	
/* Card Vcc at Y.Y volts? */

#define    CB_5VSOCKET		0x10000000	
/* Socket Vcc at 5.0 volts? */

#define    CB_3VSOCKET		0x20000000	
/* Socket Vcc at 3.3 volts? */

#define    CB_XVSOCKET		0x40000000	
/* Socket Vcc at X.X volts? */

#define    CB_YVSOCKET		0x80000000	
/* Socket Vcc at Y.Y volts? */


#define CB_SOCKET_FORCE		0x0C

#define    CB_FCARDSTS		0x00000001	
/* Force CSTSCHG */

#define    CB_FCDETECT1		0x00000002	
/* Force CD1EVENT */

#define    CB_FCDETECT2		0x00000004	
/* Force CD2EVENT */

#define    CB_FPWRCYCLE		0x00000008	
/* Force PWREVENT */

#define    CB_F16BITCARD	0x00000010	
/* Force 16-bit PCMCIA card */

#define    CB_FCBCARD		0x00000020	
/* Force CardBus line */

#define    CB_FNOTACARD		0x00000080	
/* Force NOTACARD */

#define    CB_FDATALOST		0x00000100	
/* Force data lost */

#define    CB_FBADVCCREQ	0x00000200	
/* Force bad Vcc request */

#define    CB_F5VCARD		0x00000400	
/* Force 5.0 volt card */

#define    CB_F3VCARD		0x00000800	
/* Force 3.3 volt card */

#define    CB_FXVCARD		0x00001000	
/* Force X.X volt card */

#define    CB_FYVCARD		0x00002000	
/* Force Y.Y volt card */

#define    CB_CVSTEST		0x00004000	
/* Card VS test */


#define CB_SOCKET_CONTROL	0x10

#define  CB_SC_VPP_MASK		0x00000007

#define   CB_SC_VPP_OFF		0x00000000

#define   CB_SC_VPP_12V		0x00000001

#define   CB_SC_VPP_5V		0x00000002

#define   CB_SC_VPP_3V		0x00000003

#define   CB_SC_VPP_XV		0x00000004

#define   CB_SC_VPP_YV		0x00000005

#define  CB_SC_VCC_MASK		0x00000070

#define   CB_SC_VCC_OFF		0x00000000

#define   CB_SC_VCC_5V		0x00000020

#define   CB_SC_VCC_3V		0x00000030

#define   CB_SC_VCC_XV		0x00000040

#define   CB_SC_VCC_YV		0x00000050

#define  CB_SC_CCLK_STOP	0x00000080


#define CB_SOCKET_POWER		0x20

#define    CB_SKTACCES		0x02000000	
/* A PC card access has occurred (clear on read) */

#define    CB_SKTMODE		0x01000000	
/* Clock frequency has changed (clear on read) */

#define    CB_CLKCTRLEN		0x00010000	
/* Clock control enabled (RW) */

#define    CB_CLKCTRL		0x00000001	
/* Stop(0) or slow(1) CB clock (RW) */

/*
 * Cardbus configuration space
 */

#define CB_BRIDGE_BASE(m)	(0x1c + 8*(m))

#define CB_BRIDGE_LIMIT(m)	(0x20 + 8*(m))

#define CB_BRIDGE_CONTROL	0x3e

#define   CB_BRIDGE_CPERREN	0x00000001

#define   CB_BRIDGE_CSERREN	0x00000002

#define   CB_BRIDGE_ISAEN	0x00000004

#define   CB_BRIDGE_VGAEN	0x00000008

#define   CB_BRIDGE_MABTMODE	0x00000020

#define   CB_BRIDGE_CRST	0x00000040

#define   CB_BRIDGE_INTR	0x00000080

#define   CB_BRIDGE_PREFETCH0	0x00000100

#define   CB_BRIDGE_PREFETCH1	0x00000200

#define   CB_BRIDGE_POSTEN	0x00000400

#define CB_LEGACY_MODE_BASE	0x44

/*
 * ExCA area extensions in Yenta
 */

#define CB_MEM_PAGE(map)	(0x40 + (map))


/* control how 16bit cards are powered */

#define YENTA_16BIT_POWER_EXCA	0x00000001

#define YENTA_16BIT_POWER_DF	0x00000002


struct yenta_socket;


struct cardbus_type {
	
int	(*override)(struct yenta_socket *);
	
void	(*save_state)(struct yenta_socket *);
	
void	(*restore_state)(struct yenta_socket *);
	
int	(*sock_init)(struct yenta_socket *);
};


struct yenta_socket {
	
struct pci_dev *dev;
	

int cb_irq, io_irq;
	
void __iomem *base;
	
struct timer_list poll_timer;

	
struct pcmcia_socket socket;
	
struct cardbus_type *type;

	
u32 flags;

	/* for PCI interrupt probing */
	
unsigned int probe_status;

	/* A few words of private data for special stuff of overrides... */
	
unsigned int private[8];

	/* PCI saved state */
	
u32 saved_state[2];
};


#endif

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Directory: drivers/pcmcia
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