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/*
*
* Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu>
*
* Module name: oak.h
*
* Description:
* Macros, definitions, and data structures specific to the IBM PowerPC
* 403G{A,B,C,CX} "Oak" evaluation board. Anything specific to the pro-
* cessor itself is defined elsewhere.
*
*/
#ifndef __OAK_H__
#define __OAK_H__
#include <asm/irq.h>
#ifdef __cplusplus
extern "C" {
#endif
#define _IO_BASE 0
#define _ISA_MEM_BASE 0
#define PCI_DRAM_OFFSET 0
/* Memory map for the "Oak" evaluation board */
#define PPC403SPU_IO_BASE 0x40000000 /* 403 On-chip serial port */
#define PPC403SPU_IO_SIZE 0x00000008
#define OAKSERIAL_IO_BASE 0x7E000000 /* NS16550DV serial port */
#define OAKSERIAL_IO_SIZE 0x00000008
#define OAKNET_IO_BASE 0xF4000000 /* NS83902AV Ethernet */
#define OAKNET_IO_SIZE 0x00000040
#define OAKPROM_IO_BASE 0xFFFE0000 /* AMD 29F010 Flash ROM */
#define OAKPROM_IO_SIZE 0x00020000
/* Interrupt assignments fixed by the hardware implementation */
#define PPC403SPU_RX_INT AIC_INT4
#define PPC403SPU_TX_INT AIC_INT5
#define OAKNET_INT AIC_INT27
#define OAKSERIAL_INT AIC_INT28
/*
* Data structure defining board information maintained by the boot
* ROM on IBM's "Oak" evaluation board. An effort has been made to
* keep the field names consistent with the 8xx 'bd_t' board info
* structures.
*/
typedef struct board_info {
unsigned char bi_s_version[4]; /* Version of this structure */
unsigned char bi_r_version[30]; /* Version of the IBM ROM */
unsigned int bi_memsize; /* DRAM installed, in bytes */
unsigned char bi_enetaddr[6]; /* Ethernet MAC address */
unsigned int bi_intfreq; /* Processor speed, in Hz */
unsigned int bi_busfreq; /* Bus speed, in Hz */
} bd_t;
#ifdef __cplusplus
}
#endif
#endif /* __OAK_H__ */
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