xref: /openbmc/u-boot/arch/powerpc/include/asm/ppc.h (revision ef64e782)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Ugly header containing required header files. This could  be adjusted
4  * so that including asm/arch/hardware includes the correct file.
5  *
6  * (C) Copyright 2000-2009
7  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8  */
9 
10 #ifndef __ASM_PPC_H
11 #define __ASM_PPC_H
12 
13 #ifndef __ASSEMBLY__
14 
15 #if defined(CONFIG_MPC8xx)
16 #include <asm/immap_8xx.h>
17 #endif
18 #ifdef CONFIG_MPC86xx
19 #include <mpc86xx.h>
20 #include <asm/immap_86xx.h>
21 #endif
22 #ifdef CONFIG_MPC85xx
23 #include <mpc85xx.h>
24 #include <asm/immap_85xx.h>
25 #endif
26 #ifdef CONFIG_MPC83xx
27 #include <mpc83xx.h>
28 #include <asm/immap_83xx.h>
29 #endif
30 #ifdef CONFIG_SOC_DA8XX
31 #include <asm/arch/hardware.h>
32 #endif
33 #ifdef CONFIG_FSL_LSCH3
34 #include <asm/arch/immap_lsch3.h>
35 #endif
36 #ifdef CONFIG_FSL_LSCH2
37 #include <asm/arch/immap_lsch2.h>
38 #endif
39 
40 #include <asm/processor.h>
41 
42 static inline uint get_immr(void)
43 {
44 	return mfspr(SPRN_IMMR);
45 }
46 
47 static inline uint get_pvr(void)
48 {
49 	return mfspr(PVR);
50 }
51 
52 static inline uint get_svr(void)
53 {
54 	return mfspr(SVR);
55 }
56 
57 #if defined(CONFIG_MPC85xx)	|| \
58 	defined(CONFIG_MPC86xx)	|| \
59 	defined(CONFIG_MPC83xx)
60 unsigned char	in8(unsigned int);
61 void		out8(unsigned int, unsigned char);
62 unsigned short	in16(unsigned int);
63 unsigned short	in16r(unsigned int);
64 void		out16(unsigned int, unsigned short value);
65 void		out16r(unsigned int, unsigned short value);
66 unsigned long	in32(unsigned int);
67 unsigned long	in32r(unsigned int);
68 void		out32(unsigned int, unsigned long value);
69 void		out32r(unsigned int, unsigned long value);
70 void		ppcDcbf(unsigned long value);
71 void		ppcDcbi(unsigned long value);
72 void		ppcSync(void);
73 void		ppcDcbz(unsigned long value);
74 #endif
75 #if defined(CONFIG_MPC83xx)
76 void		ppcDWload(unsigned int *addr, unsigned int *ret);
77 void		ppcDWstore(unsigned int *addr, unsigned int *value);
78 void disable_addr_trans(void);
79 void enable_addr_trans(void);
80 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
81 void ddr_enable_ecc(unsigned int dram_size);
82 #endif
83 #endif
84 
85 #if defined(CONFIG_MPC85xx)
86 typedef MPC85xx_SYS_INFO sys_info_t;
87 void get_sys_info(sys_info_t *);
88 void ft_fixup_cpu(void *, u64);
89 void ft_fixup_num_cores(void *);
90 #endif
91 #if defined(CONFIG_MPC86xx)
92 ulong get_bus_freq(ulong);
93 typedef MPC86xx_SYS_INFO sys_info_t;
94 void   get_sys_info(sys_info_t *);
95 static inline ulong get_ddr_freq(ulong dummy)
96 {
97 	return get_bus_freq(dummy);
98 }
99 #else
100 ulong get_ddr_freq(ulong);
101 #endif
102 
103 static inline unsigned long get_msr(void)
104 {
105 	unsigned long msr;
106 
107 	asm volatile ("mfmsr %0" : "=r" (msr) : );
108 
109 	return msr;
110 }
111 
112 static inline void set_msr(unsigned long msr)
113 {
114 	asm volatile ("mtmsr %0" : : "r" (msr));
115 }
116 
117 #ifdef CONFIG_CMD_REGINFO
118 void print_reginfo(void);
119 #endif
120 
121 void interrupt_init_cpu(unsigned *);
122 void timer_interrupt_cpu(struct pt_regs *);
123 unsigned long search_exception_table(unsigned long addr);
124 
125 #endif /* !__ASSEMBLY__ */
126 
127 #ifdef CONFIG_PPC
128 /*
129  * Has to be included outside of the #ifndef __ASSEMBLY__ section.
130  * Otherwise might lead to compilation errors in assembler files.
131  */
132 #include <asm/cache.h>
133 #endif
134 
135 #endif
136