xref: /openbmc/u-boot/arch/powerpc/include/asm/ppc.h (revision 0ebb5388)
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 static inline uint get_immr(void)
44 {
45 	return mfspr(SPRN_IMMR);
46 }
47 
48 static inline uint get_pvr(void)
49 {
50 	return mfspr(PVR);
51 }
52 
53 static inline uint get_svr(void)
54 {
55 	return mfspr(SVR);
56 }
57 
58 #if defined(CONFIG_MPC85xx)	|| \
59 	defined(CONFIG_MPC86xx)	|| \
60 	defined(CONFIG_MPC83xx)
61 unsigned char	in8(unsigned int);
62 void		out8(unsigned int, unsigned char);
63 unsigned short	in16(unsigned int);
64 unsigned short	in16r(unsigned int);
65 void		out16(unsigned int, unsigned short value);
66 void		out16r(unsigned int, unsigned short value);
67 unsigned long	in32(unsigned int);
68 unsigned long	in32r(unsigned int);
69 void		out32(unsigned int, unsigned long value);
70 void		out32r(unsigned int, unsigned long value);
71 void		ppcDcbf(unsigned long value);
72 void		ppcDcbi(unsigned long value);
73 void		ppcSync(void);
74 void		ppcDcbz(unsigned long value);
75 #endif
76 #if defined(CONFIG_MPC83xx)
77 void		ppcDWload(unsigned int *addr, unsigned int *ret);
78 void		ppcDWstore(unsigned int *addr, unsigned int *value);
79 void disable_addr_trans(void);
80 void enable_addr_trans(void);
81 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
82 void ddr_enable_ecc(unsigned int dram_size);
83 #endif
84 #endif
85 
86 #if defined(CONFIG_MPC85xx)
87 typedef MPC85xx_SYS_INFO sys_info_t;
88 void get_sys_info(sys_info_t *);
89 void ft_fixup_cpu(void *, u64);
90 void ft_fixup_num_cores(void *);
91 #endif
92 #if defined(CONFIG_MPC86xx)
93 ulong get_bus_freq(ulong);
94 typedef MPC86xx_SYS_INFO sys_info_t;
95 void   get_sys_info(sys_info_t *);
96 static inline ulong get_ddr_freq(ulong dummy)
97 {
98 	return get_bus_freq(dummy);
99 }
100 #else
101 ulong get_ddr_freq(ulong);
102 #endif
103 
104 static inline unsigned long get_msr(void)
105 {
106 	unsigned long msr;
107 
108 	asm volatile ("mfmsr %0" : "=r" (msr) : );
109 
110 	return msr;
111 }
112 
113 static inline void set_msr(unsigned long msr)
114 {
115 	asm volatile ("mtmsr %0" : : "r" (msr));
116 }
117 
118 #ifdef CONFIG_CMD_REGINFO
119 void print_reginfo(void);
120 #endif
121 
122 void interrupt_init_cpu(unsigned *);
123 void timer_interrupt_cpu(struct pt_regs *);
124 unsigned long search_exception_table(unsigned long addr);
125 
126 #endif /* !__ASSEMBLY__ */
127 
128 #ifdef CONFIG_PPC
129 /*
130  * Has to be included outside of the #ifndef __ASSEMBLY__ section.
131  * Otherwise might lead to compilation errors in assembler files.
132  */
133 #include <asm/cache.h>
134 #endif
135 
136 #endif
137