arch/powerpc/include/asm/ppc.h

   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