[people/ms/u-boot.git] / include / mpc86xx.h

/*
 * Copyright 2006 Freescale Semiconductor.
 * Jeffrey Brown
 * Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
 */

#ifndef	__MPC86xx_H__
#define __MPC86xx_H__

#include <asm/fsl_lbc.h>

#define EXC_OFF_SYS_RESET	0x0100	/* System reset	offset */
#define _START_OFFSET		EXC_OFF_SYS_RESET

/*
 * platform register addresses
 */

#define GUTS_SVR	(CONFIG_SYS_CCSRBAR + 0xE00A4)
#define MCM_ABCR	(CONFIG_SYS_CCSRBAR + 0x01000)
#define MCM_DBCR	(CONFIG_SYS_CCSRBAR + 0x01008)

/*
 * l2cr values.  Look in config_<BOARD>.h for the actual setup
 */
#define l2cr		 1017

#define L2CR_L2E         0x80000000 /* bit 0 - enable */
#define L2CR_L2PE        0x40000000 /* bit 1 - data parity */
#define L2CR_L2I         0x00200000 /* bit 10 - global invalidate bit */
#define L2CR_L2CTL       0x00100000 /* bit 11 - l2 ram control */
#define L2CR_L2DO        0x00010000 /* bit 15 - data-only mode */
#define L2CR_REP         0x00001000 /* bit 19 - l2 replacement alg */
#define L2CR_HWF         0x00000800 /* bit 20 - hardware flush */
#define L2CR_L2IP        0x00000001 /* global invalidate in progress */

#define HID0_XBSEN              0x00000100
#define HID0_HIGH_BAT_EN        0x00800000
#define HID0_XAEN               0x00020000

#ifndef __ASSEMBLY__

typedef struct {
	unsigned long freq_processor;
	unsigned long freq_systembus;
	unsigned long freq_localbus;
} MPC86xx_SYS_INFO;

#define l1icache_enable	icache_enable

void l2cache_enable(void);
void l1dcache_enable(void);

static __inline__ unsigned long get_hid0 (void)
{
	unsigned long hid0;
	asm volatile("mfspr %0, 1008" : "=r" (hid0) :);
	return hid0;
}

static __inline__ unsigned long get_hid1 (void)
{
	unsigned long hid1;
	asm volatile("mfspr %0, 1009" : "=r" (hid1) :);
	return hid1;
}

static __inline__ void set_hid0 (unsigned long hid0)
{
	asm volatile("mtspr 1008, %0" : : "r" (hid0));
}

static __inline__ void set_hid1 (unsigned long hid1)
{
	asm volatile("mtspr 1009, %0" : : "r" (hid1));
}


static __inline__ unsigned long get_l2cr (void)
{
   unsigned long l2cr_val;
   asm volatile("mfspr %0, 1017" : "=r" (l2cr_val) :);
   return l2cr_val;
}

void setup_ddr_bat(phys_addr_t dram_size);
extern void setup_bats(void);

#endif  /* _ASMLANGUAGE */
#endif	/* __MPC86xx_H__ */
Commit	Line	Data
debb7354	1	/*
5c9efb36	2	* Copyright 2006 Freescale Semiconductor.
b93775c2	3	* Jeffrey Brown
debb7354 JL	4	* Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
	5	*/
	6
	7	#ifndef __MPC86xx_H__
	8	#define __MPC86xx_H__
	9
bf30bb1f AV	10	#include <asm/fsl_lbc.h>
bf30bb1f AV	11
debb7354	12	#define EXC_OFF_SYS_RESET 0x0100 /* System reset offset */
02032e8f	13	#define _START_OFFSET EXC_OFF_SYS_RESET
a75af9bf JY	14
	15	/*
	16	* platform register addresses
	17	*/
	18
6d0f6bcf JCPV	19	#define GUTS_SVR (CONFIG_SYS_CCSRBAR + 0xE00A4)
	20	#define MCM_ABCR (CONFIG_SYS_CCSRBAR + 0x01000)
	21	#define MCM_DBCR (CONFIG_SYS_CCSRBAR + 0x01008)
a75af9bf	22
5c9efb36	23	/*
debb7354 JL	24	* l2cr values. Look in config_<BOARD>.h for the actual setup
	25	*/
	26	#define l2cr 1017
	27
	28	#define L2CR_L2E 0x80000000 /* bit 0 - enable */
	29	#define L2CR_L2PE 0x40000000 /* bit 1 - data parity */
	30	#define L2CR_L2I 0x00200000 /* bit 10 - global invalidate bit */
	31	#define L2CR_L2CTL 0x00100000 /* bit 11 - l2 ram control */
	32	#define L2CR_L2DO 0x00010000 /* bit 15 - data-only mode */
	33	#define L2CR_REP 0x00001000 /* bit 19 - l2 replacement alg */
	34	#define L2CR_HWF 0x00000800 /* bit 20 - hardware flush */
	35	#define L2CR_L2IP 0x00000001 /* global invalidate in progress */
	36
debb7354 JL	37	#define HID0_XBSEN 0x00000100
	38	#define HID0_HIGH_BAT_EN 0x00800000
	39	#define HID0_XAEN 0x00020000
	40
	41	#ifndef __ASSEMBLY__
	42
b93775c2	43	typedef struct {
997399fa PK	44	unsigned long freq_processor;
	45	unsigned long freq_systembus;
	46	unsigned long freq_localbus;
debb7354 JL	47	} MPC86xx_SYS_INFO;
	48
	49	#define l1icache_enable icache_enable
	50
	51	void l2cache_enable(void);
	52	void l1dcache_enable(void);
	53
	54	static __inline__ unsigned long get_hid0 (void)
	55	{
	56	unsigned long hid0;
	57	asm volatile("mfspr %0, 1008" : "=r" (hid0) :);
	58	return hid0;
	59	}
	60
	61	static __inline__ unsigned long get_hid1 (void)
	62	{
	63	unsigned long hid1;
	64	asm volatile("mfspr %0, 1009" : "=r" (hid1) :);
	65	return hid1;
	66	}
	67
	68	static __inline__ void set_hid0 (unsigned long hid0)
	69	{
	70	asm volatile("mtspr 1008, %0" : : "r" (hid0));
	71	}
	72
	73	static __inline__ void set_hid1 (unsigned long hid1)
	74	{
	75	asm volatile("mtspr 1009, %0" : : "r" (hid1));
	76	}
	77
	78
	79	static __inline__ unsigned long get_l2cr (void)
	80	{
	81	unsigned long l2cr_val;
	82	asm volatile("mfspr %0, 1017" : "=r" (l2cr_val) :);
	83	return l2cr_val;
	84	}
	85
9ff32d8c	86	void setup_ddr_bat(phys_addr_t dram_size);
1605cc9e	87	extern void setup_bats(void);
9ff32d8c	88
debb7354 JL	89	#endif /* _ASMLANGUAGE */
debb7354 JL	90	#endif /* __MPC86xx_H__ */