drivers/pcmcia/vg468.h

Source file repositories/reference/linux-study-clean/drivers/pcmcia/vg468.h

File Facts

System
Linux kernel
Corpus path
drivers/pcmcia/vg468.h
Extension
.h
Size
4227 bytes
Lines
107
Domain
Driver Families
Bucket
drivers/pcmcia
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _LINUX_VG468_H
#define _LINUX_VG468_H

/* Special bit in I365_IDENT used for Vadem chip detection */
#define I365_IDENT_VADEM	0x08

/* Special definitions in I365_POWER */
#define VG468_VPP2_MASK		0x0c
#define VG468_VPP2_5V		0x04
#define VG468_VPP2_12V		0x08

/* Unique Vadem registers */
#define VG469_VSENSE		0x1f	/* Card voltage sense */
#define VG469_VSELECT		0x2f	/* Card voltage select */
#define VG468_CTL		0x38	/* Control register */
#define VG468_TIMER		0x39	/* Timer control */
#define VG468_MISC		0x3a	/* Miscellaneous */
#define VG468_GPIO_CFG		0x3b	/* GPIO configuration */
#define VG469_EXT_MODE		0x3c	/* Extended mode register */
#define VG468_SELECT		0x3d	/* Programmable chip select */
#define VG468_SELECT_CFG	0x3e	/* Chip select configuration */
#define VG468_ATA		0x3f	/* ATA control */

/* Flags for VG469_VSENSE */
#define VG469_VSENSE_A_VS1	0x01
#define VG469_VSENSE_A_VS2	0x02
#define VG469_VSENSE_B_VS1	0x04
#define VG469_VSENSE_B_VS2	0x08

/* Flags for VG469_VSELECT */
#define VG469_VSEL_VCC		0x03
#define VG469_VSEL_5V		0x00
#define VG469_VSEL_3V		0x03
#define VG469_VSEL_MAX		0x0c
#define VG469_VSEL_EXT_STAT	0x10
#define VG469_VSEL_EXT_BUS	0x20
#define VG469_VSEL_MIXED	0x40
#define VG469_VSEL_ISA		0x80

/* Flags for VG468_CTL */
#define VG468_CTL_SLOW		0x01	/* 600ns memory timing */
#define VG468_CTL_ASYNC		0x02	/* Asynchronous bus clocking */
#define VG468_CTL_TSSI		0x08	/* Tri-state some outputs */
#define VG468_CTL_DELAY		0x10	/* Card detect debounce */
#define VG468_CTL_INPACK	0x20	/* Obey INPACK signal? */
#define VG468_CTL_POLARITY	0x40	/* VCCEN polarity */
#define VG468_CTL_COMPAT	0x80	/* Compatibility stuff */

#define VG469_CTL_WS_COMPAT	0x04	/* Wait state compatibility */
#define VG469_CTL_STRETCH	0x10	/* LED stretch */

/* Flags for VG468_TIMER */
#define VG468_TIMER_ZEROPWR	0x10	/* Zero power control */
#define VG468_TIMER_SIGEN	0x20	/* Power up */
#define VG468_TIMER_STATUS	0x40	/* Activity timer status */
#define VG468_TIMER_RES		0x80	/* Timer resolution */
#define VG468_TIMER_MASK	0x0f	/* Activity timer timeout */

/* Flags for VG468_MISC */
#define VG468_MISC_GPIO		0x04	/* General-purpose IO */
#define VG468_MISC_DMAWSB	0x08	/* DMA wait state control */
#define VG469_MISC_LEDENA	0x10	/* LED enable */
#define VG468_MISC_VADEMREV	0x40	/* Vadem revision control */
#define VG468_MISC_UNLOCK	0x80	/* Unique register lock */

/* Flags for VG469_EXT_MODE_A */
#define VG469_MODE_VPPST	0x03	/* Vpp steering control */
#define VG469_MODE_INT_SENSE	0x04	/* Internal voltage sense */
#define VG469_MODE_CABLE	0x08
#define VG469_MODE_COMPAT	0x10	/* i82365sl B or DF step */
#define VG469_MODE_TEST		0x20
#define VG469_MODE_RIO		0x40	/* Steer RIO to INTR? */

/* Flags for VG469_EXT_MODE_B */
#define VG469_MODE_B_3V		0x01	/* 3.3v for socket B */

#endif /* _LINUX_VG468_H */

Annotation

Implementation Notes