root/arch/mips/include/asm/mach-pmcs-msp71xx/msp_prom.h

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INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * MIPS boards bootprom interface for the Linux kernel.
   4  *
   5  * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
   6  * Author: Carsten Langgaard, carstenl@mips.com
   7  *
   8  * ########################################################################
   9  *
  10  * ########################################################################
  11  */
  12 
  13 #ifndef _ASM_MSP_PROM_H
  14 #define _ASM_MSP_PROM_H
  15 
  16 #include <linux/types.h>
  17 
  18 #define DEVICEID                        "deviceid"
  19 #define FEATURES                        "features"
  20 #define PROM_ENV                        "prom_env"
  21 #define PROM_ENV_FILE                   "/proc/"PROM_ENV
  22 #define PROM_ENV_SIZE                   256
  23 
  24 #define CPU_DEVID_FAMILY                0x0000ff00
  25 #define CPU_DEVID_REVISION              0x000000ff
  26 
  27 #define FPGA_IS_POLO(revision) \
  28                 (((revision >= 0xb0) && (revision < 0xd0)))
  29 #define FPGA_IS_5000(revision) \
  30                 ((revision >= 0x80) && (revision <= 0x90))
  31 #define FPGA_IS_ZEUS(revision)          ((revision < 0x7f))
  32 #define FPGA_IS_DUET(revision) \
  33                 (((revision >= 0xa0) && (revision < 0xb0)))
  34 #define FPGA_IS_MSP4200(revision)       ((revision >= 0xd0))
  35 #define FPGA_IS_MSP7100(revision)       ((revision >= 0xd0))
  36 
  37 #define MACHINE_TYPE_POLO               "POLO"
  38 #define MACHINE_TYPE_DUET               "DUET"
  39 #define MACHINE_TYPE_ZEUS               "ZEUS"
  40 #define MACHINE_TYPE_MSP2000REVB        "MSP2000REVB"
  41 #define MACHINE_TYPE_MSP5000            "MSP5000"
  42 #define MACHINE_TYPE_MSP4200            "MSP4200"
  43 #define MACHINE_TYPE_MSP7120            "MSP7120"
  44 #define MACHINE_TYPE_MSP7130            "MSP7130"
  45 #define MACHINE_TYPE_OTHER              "OTHER"
  46 
  47 #define MACHINE_TYPE_POLO_FPGA          "POLO-FPGA"
  48 #define MACHINE_TYPE_DUET_FPGA          "DUET-FPGA"
  49 #define MACHINE_TYPE_ZEUS_FPGA          "ZEUS_FPGA"
  50 #define MACHINE_TYPE_MSP2000REVB_FPGA   "MSP2000REVB-FPGA"
  51 #define MACHINE_TYPE_MSP5000_FPGA       "MSP5000-FPGA"
  52 #define MACHINE_TYPE_MSP4200_FPGA       "MSP4200-FPGA"
  53 #define MACHINE_TYPE_MSP7100_FPGA       "MSP7100-FPGA"
  54 #define MACHINE_TYPE_OTHER_FPGA         "OTHER-FPGA"
  55 
  56 /* Device Family definitions */
  57 #define FAMILY_FPGA                     0x0000
  58 #define FAMILY_ZEUS                     0x1000
  59 #define FAMILY_POLO                     0x2000
  60 #define FAMILY_DUET                     0x4000
  61 #define FAMILY_TRIAD                    0x5000
  62 #define FAMILY_MSP4200                  0x4200
  63 #define FAMILY_MSP4200_FPGA             0x4f00
  64 #define FAMILY_MSP7100                  0x7100
  65 #define FAMILY_MSP7100_FPGA             0x7f00
  66 
  67 /* Device Type definitions */
  68 #define TYPE_MSP7120                    0x7120
  69 #define TYPE_MSP7130                    0x7130
  70 
  71 #define ENET_KEY                'E'
  72 #define ENETTXD_KEY             'e'
  73 #define PCI_KEY                 'P'
  74 #define PCIMUX_KEY              'p'
  75 #define SEC_KEY                 'S'
  76 #define SPAD_KEY                'D'
  77 #define TDM_KEY                 'T'
  78 #define ZSP_KEY                 'Z'
  79 
  80 #define FEATURE_NOEXIST         '-'
  81 #define FEATURE_EXIST           '+'
  82 
  83 #define ENET_MII                'M'
  84 #define ENET_RMII               'R'
  85 
  86 #define ENETTXD_FALLING         'F'
  87 #define ENETTXD_RISING          'R'
  88 
  89 #define PCI_HOST                'H'
  90 #define PCI_PERIPHERAL          'P'
  91 
  92 #define PCIMUX_FULL             'F'
  93 #define PCIMUX_SINGLE           'S'
  94 
  95 #define SEC_DUET                'D'
  96 #define SEC_POLO                'P'
  97 #define SEC_SLOW                'S'
  98 #define SEC_TRIAD               'T'
  99 
 100 #define SPAD_POLO               'P'
 101 
 102 #define TDM_DUET                'D'     /* DUET TDMs might exist */
 103 #define TDM_POLO                'P'     /* POLO TDMs might exist */
 104 #define TDM_TRIAD               'T'     /* TRIAD TDMs might exist */
 105 
 106 #define ZSP_DUET                'D'     /* one DUET zsp engine */
 107 #define ZSP_TRIAD               'T'     /* two TRIAD zsp engines */
 108 
 109 extern char *prom_getenv(char *name);
 110 extern void prom_init_cmdline(void);
 111 extern void prom_meminit(void);
 112 extern void prom_fixup_mem_map(unsigned long start_mem,
 113                                unsigned long end_mem);
 114 
 115 extern int get_ethernet_addr(char *ethaddr_name, char *ethernet_addr);
 116 extern unsigned long get_deviceid(void);
 117 extern char identify_enet(unsigned long interface_num);
 118 extern char identify_enetTxD(unsigned long interface_num);
 119 extern char identify_pci(void);
 120 extern char identify_sec(void);
 121 extern char identify_spad(void);
 122 extern char identify_sec(void);
 123 extern char identify_tdm(void);
 124 extern char identify_zsp(void);
 125 extern unsigned long identify_family(void);
 126 extern unsigned long identify_revision(void);
 127 
 128 /*
 129  * The following macro calls prom_printf and puts the format string
 130  * into an init section so it can be reclaimed.
 131  */
 132 #define ppfinit(f, x...) \
 133         do { \
 134                 static char _f[] __initdata = KERN_INFO f; \
 135                 printk(_f, ## x); \
 136         } while (0)
 137 
 138 /* Memory descriptor management. */
 139 #define PROM_MAX_PMEMBLOCKS    7        /* 6 used */
 140 
 141 enum yamon_memtypes {
 142         yamon_dontuse,
 143         yamon_prom,
 144         yamon_free,
 145 };
 146 
 147 struct prom_pmemblock {
 148         unsigned long base; /* Within KSEG0. */
 149         unsigned int size;  /* In bytes. */
 150         unsigned int type;  /* free or prom memory */
 151 };
 152 
 153 extern int prom_argc;
 154 extern char **prom_argv;
 155 extern char **prom_envp;
 156 extern int *prom_vec;
 157 extern struct prom_pmemblock *prom_getmdesc(void);
 158 
 159 #endif /* !_ASM_MSP_PROM_H */
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