115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/*
|
|
* A collection of structures, addresses, and values associated with
|
|
* the RPCG RPX-Classic board. Copied from the RPX-Lite stuff.
|
|
*
|
|
* Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
|
|
*/
|
|
#ifdef __KERNEL__
|
|
#ifndef __MACH_RPX_DEFS
|
|
#define __MACH_RPX_DEFS
|
|
|
|
|
|
#ifndef __ASSEMBLY__
|
|
/* 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 PCI_ISA_IO_ADDR ((unsigned)0x80000000)
|
|
#define PCI_ISA_IO_SIZE ((uint)(512 * 1024 * 1024))
|
|
#define PCI_ISA_MEM_ADDR ((unsigned)0xc0000000)
|
|
#define PCI_ISA_MEM_SIZE ((uint)(512 * 1024 * 1024))
|
|
#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 PCI_CSR_ADDR ((uint)0x80000000)
|
|
#define PCI_CSR_SIZE ((uint)(64 * 1024))
|
|
#define PCMCIA_MEM_ADDR ((uint)0xe0000000)
|
|
#define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
|
|
#define PCMCIA_IO_ADDR ((uint)0xe4000000)
|
|
#define PCMCIA_IO_SIZE ((uint)(4 * 1024))
|
|
#define PCMCIA_ATTRB_ADDR ((uint)0xe8000000)
|
|
#define PCMCIA_ATTRB_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_ENFLSHSEL ((uint)0x04000000)
|
|
#define BCSR0_FLASH_SEL ((uint)0x02000000)
|
|
#define BCSR0_ENMONXCVR ((uint)0x01000000)
|
|
|
|
#define BCSR0_PCMCIAVOLT ((uint)0x000f0000) /* CLLF */
|
|
#define BCSR0_PCMCIA3VOLT ((uint)0x000a0000) /* CLLF */
|
|
#define BCSR0_PCMCIA5VOLT ((uint)0x00060000) /* CLLF */
|
|
|
|
#define BCSR1_IPB5SEL ((uint)0x00100000)
|
|
#define BCSR1_PCVCTL4 ((uint)0x00080000)
|
|
#define BCSR1_PCVCTL5 ((uint)0x00040000)
|
|
#define BCSR1_PCVCTL6 ((uint)0x00020000)
|
|
#define BCSR1_PCVCTL7 ((uint)0x00010000)
|
|
|
|
#define BCSR2_EN232XCVR ((uint)0x00008000)
|
|
#define BCSR2_QSPACESEL ((uint)0x00004000)
|
|
#define BCSR2_FETHLEDMODE ((uint)0x00000800) /* CLLF */
|
|
|
|
/* define IO_BASE for pcmcia, CLLF only */
|
|
#if !defined(CONFIG_PCI)
|
|
#define _IO_BASE 0x80000000
|
|
#define _IO_BASE_SIZE 0x1000
|
|
|
|
/* for pcmcia sandisk */
|
|
#ifdef CONFIG_IDE
|
|
# define MAX_HWIFS 1
|
|
#endif
|
|
#endif
|
|
|
|
/* Interrupt level assignments.
|
|
*/
|
|
#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
|
|
|
|
|
|
/* CPM Ethernet through SCCx.
|
|
*
|
|
* Bits in parallel I/O port registers that have to be set/cleared
|
|
* to configure the pins for SCC1 use.
|
|
*/
|
|
#define PA_ENET_RXD ((ushort)0x0001)
|
|
#define PA_ENET_TXD ((ushort)0x0002)
|
|
#define PA_ENET_TCLK ((ushort)0x0200)
|
|
#define PA_ENET_RCLK ((ushort)0x0800)
|
|
#define PB_ENET_TENA ((uint)0x00001000)
|
|
#define PC_ENET_CLSN ((ushort)0x0010)
|
|
#define PC_ENET_RENA ((ushort)0x0020)
|
|
|
|
/* Control bits in the SICR to route TCLK (CLK2) and RCLK (CLK4) to
|
|
* SCC1. Also, make sure GR1 (bit 24) and SC1 (bit 25) are zero.
|
|
*/
|
|
#define SICR_ENET_MASK ((uint)0x000000ff)
|
|
#define SICR_ENET_CLKRT ((uint)0x0000003d)
|
|
|
|
/* We don't use the 8259.
|
|
*/
|
|
|
|
#define NR_8259_INTS 0
|
|
|
|
#endif /* !__ASSEMBLY__ */
|
|
#endif /* __MACH_RPX_DEFS */
|
|
#endif /* __KERNEL__ */
|