mirror of
				https://github.com/smaeul/u-boot.git
				synced 2025-10-24 17:48:14 +01:00 
			
		
		
		
	- adapt to the more generic EXCEPTION_PROLOG and CRIT_EXCEPTION macros - minor 4xx cleanup
		
			
				
	
	
		
			126 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			126 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * 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__ */
 |