arch/powerpc/include/asm/ppc.h

   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 #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