blob: 9fe47480325354270ec9b5cee7194b7d1025464d
1 | /* |
2 | * Copyright 2006 Freescale Semiconductor. |
3 | * Jeffrey Brown |
4 | * Srikanth Srinivasan (srikanth.srinivasan@freescale.com) |
5 | */ |
6 | |
7 | #ifndef __MPC86xx_H__ |
8 | #define __MPC86xx_H__ |
9 | |
10 | #include <asm/fsl_lbc.h> |
11 | |
12 | #define EXC_OFF_SYS_RESET 0x0100 /* System reset offset */ |
13 | #define _START_OFFSET EXC_OFF_SYS_RESET |
14 | |
15 | /* |
16 | * platform register addresses |
17 | */ |
18 | |
19 | #define GUTS_SVR (CONFIG_SYS_CCSRBAR + 0xE00A4) |
20 | #define MCM_ABCR (CONFIG_SYS_CCSRBAR + 0x01000) |
21 | #define MCM_DBCR (CONFIG_SYS_CCSRBAR + 0x01008) |
22 | |
23 | /* |
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 | |
37 | #define HID0_XBSEN 0x00000100 |
38 | #define HID0_HIGH_BAT_EN 0x00800000 |
39 | #define HID0_XAEN 0x00020000 |
40 | |
41 | #ifndef __ASSEMBLY__ |
42 | |
43 | typedef struct { |
44 | unsigned long freq_processor; |
45 | unsigned long freq_systembus; |
46 | unsigned long freq_localbus; |
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 | |
86 | void setup_ddr_bat(phys_addr_t dram_size); |
87 | extern void setup_bats(void); |
88 | |
89 | #endif /* _ASMLANGUAGE */ |
90 | #endif /* __MPC86xx_H__ */ |
91 |