ash.h

来自「优龙2410linux2.6.8内核源代码」· C头文件 代码 · 共 84 行

/*
 * arch/ppc/platforms/4xx/ash.h
 *
 * Macros, definitions, and data structures specific to the IBM PowerPC
 * Ash eval board.
 *
 * Author: Armin Kuster <[e-mail]>
 *
 * 2000-2002 (c) MontaVista, Software, Inc.  This file is licensed under
 * the terms of the GNU General Public License version 2.  This program
 * is licensed "as is" without any warranty of any kind, whether express
 * or implied.
 */

#ifdef __KERNEL__
#ifndef __ASM_ASH_H__
#define __ASM_ASH_H__
#include <platforms/4xx/ibmnp405h.h>

#ifndef __ASSEMBLY__
/*
 * Data structure defining board information maintained by the boot
 * ROM on IBM's "Ash" 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[4][6];	/* Local Ethernet MAC address */
	unsigned char	 bi_pci_enetaddr[6];
	unsigned int	 bi_intfreq;		/* Processor speed, in Hz */
	unsigned int	 bi_busfreq;		/* PLB Bus speed, in Hz */
	unsigned int	 bi_pci_busfreq;	/* PCI speed in Hz */
} bd_t;

/* Some 4xx parts use a different timebase frequency from the internal clock.
*/
#define bi_tbfreq bi_intfreq

/* Memory map for the IBM "Ash" NP405H evaluation board.
 */

extern  void *ash_rtc_base;
#define ASH_RTC_PADDR		((uint)0xf0000000)
#define ASH_RTC_VADDR		ASH_RTC_PADDR
#define ASH_RTC_SIZE		((uint)8*1024)


/* Early initialization address mapping for block_io.
 * Standard 405GP map.
 */
#define PPC4xx_PCI_IO_PADDR	((uint)PPC405_PCI_PHY_IO_BASE)
#define PPC4xx_PCI_IO_VADDR	PPC4xx_PCI_IO_PADDR
#define PPC4xx_PCI_IO_SIZE	((uint)64*1024)
#define PPC4xx_PCI_CFG_PADDR	((uint)PPC405_PCI_CONFIG_ADDR)
#define PPC4xx_PCI_CFG_VADDR	PPC4xx_PCI_CFG_PADDR
#define PPC4xx_PCI_CFG_SIZE	((uint)4*1024)
#define PPC4xx_PCI_LCFG_PADDR	((uint)0xef400000)
#define PPC4xx_PCI_LCFG_VADDR	PPC4xx_PCI_LCFG_PADDR
#define PPC4xx_PCI_LCFG_SIZE	((uint)4*1024)
#define PPC4xx_ONB_IO_PADDR	((uint)0xef600000)
#define PPC4xx_ONB_IO_VADDR	PPC4xx_ONB_IO_PADDR
#define PPC4xx_ONB_IO_SIZE	((uint)4*1024)

#define NR_BOARD_IRQS 32

#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK
#define BASE_BAUD		201600
#else
#define BASE_BAUD		691200
#endif

#define PPC4xx_MACHINE_NAME "IBM NP405H Ash"

extern char pci_irq_table[][4];


#endif /* !__ASSEMBLY__ */
#endif /* __ASM_ASH_H__ */
#endif /* __KERNEL__ */