[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__

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

/*
 * platform register addresses
 */

#define GUTS_SVR	(CFG_CCSRBAR + 0xE00A4)
#define MCM_ABCR	(CFG_CCSRBAR + 0x01000)
#define MCM_DBCR	(CFG_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 */

/*
 * BAT settings.  Look in config_<BOARD>.h for the actual setup
 */

#define BATU_BL_128K            0x00000000
#define BATU_BL_256K            0x00000004
#define BATU_BL_512K            0x0000000c
#define BATU_BL_1M              0x0000001c
#define BATU_BL_2M              0x0000003c
#define BATU_BL_4M              0x0000007c
#define BATU_BL_8M              0x000000fc
#define BATU_BL_16M             0x000001fc
#define BATU_BL_32M             0x000003fc
#define BATU_BL_64M             0x000007fc
#define BATU_BL_128M            0x00000ffc
#define BATU_BL_256M            0x00001ffc
#define BATU_BL_512M            0x00003ffc
#define BATU_BL_1G              0x00007ffc
#define BATU_BL_2G              0x0000fffc
#define BATU_BL_4G              0x0001fffc

#define BATU_VS                 0x00000002
#define BATU_VP                 0x00000001
#define BATU_INVALID            0x00000000

#define BATL_WRITETHROUGH       0x00000040
#define BATL_CACHEINHIBIT       0x00000020
#define BATL_MEMCOHERENCE	0x00000010
#define BATL_GUARDEDSTORAGE     0x00000008
#define BATL_NO_ACCESS		0x00000000

#define BATL_PP_MSK		0x00000003
#define BATL_PP_00		0x00000000 /* No access */
#define BATL_PP_01		0x00000001 /* Read-only */
#define BATL_PP_10		0x00000002 /* Read-write */
#define BATL_PP_11		0x00000003

#define BATL_PP_NO_ACCESS	BATL_PP_00
#define BATL_PP_RO		BATL_PP_01
#define BATL_PP_RW		BATL_PP_10

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

#ifndef __ASSEMBLY__

typedef struct {
	unsigned long freqProcessor;
	unsigned long freqSystemBus;
} 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;
}

#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
	10	#define EXC_OFF_SYS_RESET 0x0100 /* System reset offset */
02032e8f	11	#define _START_OFFSET EXC_OFF_SYS_RESET
a75af9bf JY	12
	13	/*
	14	* platform register addresses
	15	*/
	16
	17	#define GUTS_SVR (CFG_CCSRBAR + 0xE00A4)
	18	#define MCM_ABCR (CFG_CCSRBAR + 0x01000)
	19	#define MCM_DBCR (CFG_CCSRBAR + 0x01008)
	20
5c9efb36	21	/*
debb7354 JL	22	* l2cr values. Look in config_<BOARD>.h for the actual setup
	23	*/
	24	#define l2cr 1017
	25
	26	#define L2CR_L2E 0x80000000 /* bit 0 - enable */
	27	#define L2CR_L2PE 0x40000000 /* bit 1 - data parity */
	28	#define L2CR_L2I 0x00200000 /* bit 10 - global invalidate bit */
	29	#define L2CR_L2CTL 0x00100000 /* bit 11 - l2 ram control */
	30	#define L2CR_L2DO 0x00010000 /* bit 15 - data-only mode */
	31	#define L2CR_REP 0x00001000 /* bit 19 - l2 replacement alg */
	32	#define L2CR_HWF 0x00000800 /* bit 20 - hardware flush */
	33	#define L2CR_L2IP 0x00000001 /* global invalidate in progress */
	34
5c9efb36	35	/*
debb7354 JL	36	* BAT settings. Look in config_<BOARD>.h for the actual setup
	37	*/
	38
	39	#define BATU_BL_128K 0x00000000
	40	#define BATU_BL_256K 0x00000004
	41	#define BATU_BL_512K 0x0000000c
	42	#define BATU_BL_1M 0x0000001c
	43	#define BATU_BL_2M 0x0000003c
	44	#define BATU_BL_4M 0x0000007c
	45	#define BATU_BL_8M 0x000000fc
	46	#define BATU_BL_16M 0x000001fc
	47	#define BATU_BL_32M 0x000003fc
	48	#define BATU_BL_64M 0x000007fc
	49	#define BATU_BL_128M 0x00000ffc
	50	#define BATU_BL_256M 0x00001ffc
	51	#define BATU_BL_512M 0x00003ffc
	52	#define BATU_BL_1G 0x00007ffc
	53	#define BATU_BL_2G 0x0000fffc
	54	#define BATU_BL_4G 0x0001fffc
	55
	56	#define BATU_VS 0x00000002
	57	#define BATU_VP 0x00000001
	58	#define BATU_INVALID 0x00000000
	59
	60	#define BATL_WRITETHROUGH 0x00000040
	61	#define BATL_CACHEINHIBIT 0x00000020
	62	#define BATL_MEMCOHERENCE 0x00000010
	63	#define BATL_GUARDEDSTORAGE 0x00000008
	64	#define BATL_NO_ACCESS 0x00000000
	65
	66	#define BATL_PP_MSK 0x00000003
	67	#define BATL_PP_00 0x00000000 /* No access */
	68	#define BATL_PP_01 0x00000001 /* Read-only */
	69	#define BATL_PP_10 0x00000002 /* Read-write */
	70	#define BATL_PP_11 0x00000003
	71
	72	#define BATL_PP_NO_ACCESS BATL_PP_00
	73	#define BATL_PP_RO BATL_PP_01
	74	#define BATL_PP_RW BATL_PP_10
	75
	76	#define HID0_XBSEN 0x00000100
	77	#define HID0_HIGH_BAT_EN 0x00800000
	78	#define HID0_XAEN 0x00020000
	79
	80	#ifndef __ASSEMBLY__
	81
b93775c2 JL	82	typedef struct {
	83	unsigned long freqProcessor;
	84	unsigned long freqSystemBus;
debb7354 JL	85	} MPC86xx_SYS_INFO;
	86
	87	#define l1icache_enable icache_enable
	88
	89	void l2cache_enable(void);
	90	void l1dcache_enable(void);
	91
	92	static __inline__ unsigned long get_hid0 (void)
	93	{
	94	unsigned long hid0;
	95	asm volatile("mfspr %0, 1008" : "=r" (hid0) :);
	96	return hid0;
	97	}
	98
	99	static __inline__ unsigned long get_hid1 (void)
	100	{
	101	unsigned long hid1;
	102	asm volatile("mfspr %0, 1009" : "=r" (hid1) :);
	103	return hid1;
	104	}
	105
	106	static __inline__ void set_hid0 (unsigned long hid0)
	107	{
	108	asm volatile("mtspr 1008, %0" : : "r" (hid0));
	109	}
	110
	111	static __inline__ void set_hid1 (unsigned long hid1)
	112	{
	113	asm volatile("mtspr 1009, %0" : : "r" (hid1));
	114	}
	115
	116
	117	static __inline__ unsigned long get_l2cr (void)
	118	{
	119	unsigned long l2cr_val;
	120	asm volatile("mfspr %0, 1017" : "=r" (l2cr_val) :);
	121	return l2cr_val;
	122	}
	123
	124	#endif /* _ASMLANGUAGE */
	125	#endif /* __MPC86xx_H__ */