xref: /openbmc/u-boot/arch/powerpc/include/asm/ppc.h (revision baefb63a)
1 /*
2  * Ugly header containing required header files. This could  be adjusted
3  * so that including asm/arch/hardware includes the correct file.
4  *
5  * (C) Copyright 2000-2009
6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef __ASM_PPC_H
12 #define __ASM_PPC_H
13 
14 #ifndef __ASSEMBLY__
15 
16 #if defined(CONFIG_8xx)
17 #include <asm/8xx_immap.h>
18 #endif
19 #ifdef CONFIG_MPC86xx
20 #include <mpc86xx.h>
21 #include <asm/immap_86xx.h>
22 #endif
23 #ifdef CONFIG_MPC85xx
24 #include <mpc85xx.h>
25 #include <asm/immap_85xx.h>
26 #endif
27 #ifdef CONFIG_MPC83xx
28 #include <mpc83xx.h>
29 #include <asm/immap_83xx.h>
30 #endif
31 #ifdef CONFIG_SOC_DA8XX
32 #include <asm/arch/hardware.h>
33 #endif
34 #ifdef CONFIG_FSL_LSCH3
35 #include <asm/arch/immap_lsch3.h>
36 #endif
37 #ifdef CONFIG_FSL_LSCH2
38 #include <asm/arch/immap_lsch2.h>
39 #endif
40 
41 #include <asm/processor.h>
42 
43 #if defined(CONFIG_8xx)
44 static inline uint get_immr(uint mask)
45 {
46 	uint immr = mfspr(SPRN_IMMR);
47 
48 	return mask ? (immr & mask) : immr;
49 }
50 #endif
51 static inline uint get_pvr(void)
52 {
53 	return mfspr(PVR);
54 }
55 
56 static inline uint get_svr(void)
57 {
58 	return mfspr(SVR);
59 }
60 
61 #if defined(CONFIG_MPC85xx)	|| \
62 	defined(CONFIG_MPC86xx)	|| \
63 	defined(CONFIG_MPC83xx)
64 unsigned char	in8(unsigned int);
65 void		out8(unsigned int, unsigned char);
66 unsigned short	in16(unsigned int);
67 unsigned short	in16r(unsigned int);
68 void		out16(unsigned int, unsigned short value);
69 void		out16r(unsigned int, unsigned short value);
70 unsigned long	in32(unsigned int);
71 unsigned long	in32r(unsigned int);
72 void		out32(unsigned int, unsigned long value);
73 void		out32r(unsigned int, unsigned long value);
74 void		ppcDcbf(unsigned long value);
75 void		ppcDcbi(unsigned long value);
76 void		ppcSync(void);
77 void		ppcDcbz(unsigned long value);
78 #endif
79 #if defined(CONFIG_MPC83xx)
80 void		ppcDWload(unsigned int *addr, unsigned int *ret);
81 void		ppcDWstore(unsigned int *addr, unsigned int *value);
82 void disable_addr_trans(void);
83 void enable_addr_trans(void);
84 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
85 void ddr_enable_ecc(unsigned int dram_size);
86 #endif
87 #endif
88 
89 #if defined(CONFIG_MPC85xx)
90 typedef MPC85xx_SYS_INFO sys_info_t;
91 void get_sys_info(sys_info_t *);
92 void ft_fixup_cpu(void *, u64);
93 void ft_fixup_num_cores(void *);
94 #endif
95 #if defined(CONFIG_MPC86xx)
96 ulong get_bus_freq(ulong);
97 typedef MPC86xx_SYS_INFO sys_info_t;
98 void   get_sys_info(sys_info_t *);
99 static inline ulong get_ddr_freq(ulong dummy)
100 {
101 	return get_bus_freq(dummy);
102 }
103 #else
104 ulong get_ddr_freq(ulong);
105 #endif
106 
107 static inline unsigned long get_msr(void)
108 {
109 	unsigned long msr;
110 
111 	asm volatile ("mfmsr %0" : "=r" (msr) : );
112 
113 	return msr;
114 }
115 
116 static inline void set_msr(unsigned long msr)
117 {
118 	asm volatile ("mtmsr %0" : : "r" (msr));
119 }
120 
121 #ifdef CONFIG_CMD_REGINFO
122 void print_reginfo(void);
123 #endif
124 
125 void interrupt_init_cpu(unsigned *);
126 void timer_interrupt_cpu(struct pt_regs *);
127 unsigned long search_exception_table(unsigned long addr);
128 
129 #endif /* !__ASSEMBLY__ */
130 
131 #ifdef CONFIG_PPC
132 /*
133  * Has to be included outside of the #ifndef __ASSEMBLY__ section.
134  * Otherwise might lead to compilation errors in assembler files.
135  */
136 #include <asm/cache.h>
137 #endif
138 
139 #endif
140