rpxlite.h

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/*
 * A collection of structures, addresses, and values associated with
 * the RPCG RPX-Lite board.  Copied from the MBX stuff.
 *
 * Copyright (c) 1998 Dan Malek ([e-mail])
 */
#ifdef __KERNEL__
#ifndef __MACH_RPX_DEFS
#define __MACH_RPX_DEFS

/* A Board Information structure that is given to a program when
 * prom starts it up.
 */
typedef struct bd_info {
	unsigned int	bi_memstart;	/* Memory start address */
	unsigned int	bi_memsize;	/* Memory (end) size in bytes */
	unsigned int	bi_intfreq;	/* Internal Freq, in Hz */
	unsigned int	bi_busfreq;	/* Bus Freq, in Hz */
	unsigned char	bi_enetaddr[6];
	unsigned int	bi_baudrate;
} bd_t;

extern bd_t m8xx_board_info;

/* Memory map is configured by the PROM startup.
 * We just map a few things we need.  The CSR is actually 4 byte-wide
 * registers that can be accessed as 8-, 16-, or 32-bit values.
 */
#define RPX_CSR_ADDR		((uint)0xfa400000)
#define RPX_CSR_SIZE		((uint)(4 * 1024))
#define IMAP_ADDR		((uint)0xfa200000)
#define IMAP_SIZE		((uint)(64 * 1024))
#define HIOX_CSR_ADDR		((uint)0xfac00000)
#define HIOX_CSR_SIZE		((uint)(4 * 1024))
#define PCMCIA_MEM_ADDR		((uint)0x04000000)
#define PCMCIA_MEM_SIZE		((uint)(64 * 1024))
#define PCMCIA_IO_ADDR		((uint)0x04400000)
#define PCMCIA_IO_SIZE		((uint)(4 * 1024))

/* Things of interest in the CSR.
*/
#define BCSR0_ETHEN		((uint)0x80000000)
#define BCSR0_ETHLPBK		((uint)0x40000000)
#define BCSR0_COLTESTDIS	((uint)0x20000000)
#define BCSR0_FULLDPLXDIS	((uint)0x10000000)
#define BCSR0_LEDOFF		((uint)0x08000000)
#define BCSR0_USBDISABLE	((uint)0x04000000)
#define BCSR0_USBHISPEED	((uint)0x02000000)
#define BCSR0_USBPWREN		((uint)0x01000000)
#define BCSR0_PCMCIAVOLT	((uint)0x000f0000)
#define BCSR0_PCMCIA3VOLT	((uint)0x000a0000)
#define BCSR0_PCMCIA5VOLT	((uint)0x00060000)

/* HIO Expansion card.
*/
#define HIOX_CSR_ENAUDIO	((uint)0x00000200)
#define HIOX_CSR_RSTAUDIO	((uint)0x00000100)	/* 0 == reset */

/* We don't use the 8259.
*/
#define NR_8259_INTS	0

/* Machine type
*/
#define _MACH_8xx (_MACH_rpxlite)

#endif
#endif /* __KERNEL__ */