include/asm-mips/pmc-sierra/msp71xx/msp_prom.h

   1 /*
   2  * MIPS boards bootprom interface for the Linux kernel.
   3  *
   4  * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
   5  * Author: Carsten Langgaard, carstenl@mips.com
   6  *
   7  * ########################################################################
   8  *
   9  *  This program is free software; you can distribute it and/or modify it
  10  *  under the terms of the GNU General Public License (Version 2) as
  11  *  published by the Free Software Foundation.
  12  *
  13  *  This program is distributed in the hope it will be useful, but WITHOUT
  14  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  16  *  for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License along
  19  *  with this program; if not, write to the Free Software Foundation, Inc.,
  20  *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  21  *
  22  * ########################################################################
  23  */
  24
  25 #ifndef _ASM_MSP_PROM_H
  26 #define _ASM_MSP_PROM_H
  27
  28 #include <linux/types.h>
  29
  30 #define DEVICEID                        "deviceid"
  31 #define FEATURES                        "features"
  32 #define PROM_ENV                        "prom_env"
  33 #define PROM_ENV_FILE                   "/proc/"PROM_ENV
  34 #define PROM_ENV_SIZE                   256
  35
  36 #define CPU_DEVID_FAMILY                0x0000ff00
  37 #define CPU_DEVID_REVISION              0x000000ff
  38
  39 #define FPGA_IS_POLO(revision) \
  40                 (((revision >= 0xb0) && (revision < 0xd0)))
  41 #define FPGA_IS_5000(revision) \
  42                 ((revision >= 0x80) && (revision <= 0x90))
  43 #define FPGA_IS_ZEUS(revision)          ((revision < 0x7f))
  44 #define FPGA_IS_DUET(revision) \
  45                 (((revision >= 0xa0) && (revision < 0xb0)))
  46 #define FPGA_IS_MSP4200(revision)       ((revision >= 0xd0))
  47 #define FPGA_IS_MSP7100(revision)       ((revision >= 0xd0))
  48
  49 #define MACHINE_TYPE_POLO               "POLO"
  50 #define MACHINE_TYPE_DUET               "DUET"
  51 #define MACHINE_TYPE_ZEUS               "ZEUS"
  52 #define MACHINE_TYPE_MSP2000REVB        "MSP2000REVB"
  53 #define MACHINE_TYPE_MSP5000            "MSP5000"
  54 #define MACHINE_TYPE_MSP4200            "MSP4200"
  55 #define MACHINE_TYPE_MSP7120            "MSP7120"
  56 #define MACHINE_TYPE_MSP7130            "MSP7130"
  57 #define MACHINE_TYPE_OTHER              "OTHER"
  58
  59 #define MACHINE_TYPE_POLO_FPGA          "POLO-FPGA"
  60 #define MACHINE_TYPE_DUET_FPGA          "DUET-FPGA"
  61 #define MACHINE_TYPE_ZEUS_FPGA          "ZEUS_FPGA"
  62 #define MACHINE_TYPE_MSP2000REVB_FPGA   "MSP2000REVB-FPGA"
  63 #define MACHINE_TYPE_MSP5000_FPGA       "MSP5000-FPGA"
  64 #define MACHINE_TYPE_MSP4200_FPGA       "MSP4200-FPGA"
  65 #define MACHINE_TYPE_MSP7100_FPGA       "MSP7100-FPGA"
  66 #define MACHINE_TYPE_OTHER_FPGA         "OTHER-FPGA"
  67
  68 /* Device Family definitions */
  69 #define FAMILY_FPGA                     0x0000
  70 #define FAMILY_ZEUS                     0x1000
  71 #define FAMILY_POLO                     0x2000
  72 #define FAMILY_DUET                     0x4000
  73 #define FAMILY_TRIAD                    0x5000
  74 #define FAMILY_MSP4200                  0x4200
  75 #define FAMILY_MSP4200_FPGA             0x4f00
  76 #define FAMILY_MSP7100                  0x7100
  77 #define FAMILY_MSP7100_FPGA             0x7f00
  78
  79 /* Device Type definitions */
  80 #define TYPE_MSP7120                    0x7120
  81 #define TYPE_MSP7130                    0x7130
  82
  83 #define ENET_KEY                'E'
  84 #define ENETTXD_KEY             'e'
  85 #define PCI_KEY                 'P'
  86 #define PCIMUX_KEY              'p'
  87 #define SEC_KEY                 'S'
  88 #define SPAD_KEY                'D'
  89 #define TDM_KEY                 'T'
  90 #define ZSP_KEY                 'Z'
  91
  92 #define FEATURE_NOEXIST         '-'
  93 #define FEATURE_EXIST           '+'
  94
  95 #define ENET_MII                'M'
  96 #define ENET_RMII               'R'
  97
  98 #define ENETTXD_FALLING         'F'
  99 #define ENETTXD_RISING          'R'
 100
 101 #define PCI_HOST                'H'
 102 #define PCI_PERIPHERAL          'P'
 103
 104 #define PCIMUX_FULL             'F'
 105 #define PCIMUX_SINGLE           'S'
 106
 107 #define SEC_DUET                'D'
 108 #define SEC_POLO                'P'
 109 #define SEC_SLOW                'S'
 110 #define SEC_TRIAD               'T'
 111
 112 #define SPAD_POLO               'P'
 113
 114 #define TDM_DUET                'D'     /* DUET TDMs might exist */
 115 #define TDM_POLO                'P'     /* POLO TDMs might exist */
 116 #define TDM_TRIAD               'T'     /* TRIAD TDMs might exist */
 117
 118 #define ZSP_DUET                'D'     /* one DUET zsp engine */
 119 #define ZSP_TRIAD               'T'     /* two TRIAD zsp engines */
 120
 121 extern char *prom_getcmdline(void);
 122 extern char *prom_getenv(char *name);
 123 extern void prom_init_cmdline(void);
 124 extern void prom_meminit(void);
 125 extern void prom_fixup_mem_map(unsigned long start_mem,
 126                                unsigned long end_mem);
 127
 128 #ifdef CONFIG_MTD_PMC_MSP_RAMROOT
 129 extern bool get_ramroot(void **start, unsigned long *size);
 130 #endif
 131
 132 extern int get_ethernet_addr(char *ethaddr_name, char *ethernet_addr);
 133 extern unsigned long get_deviceid(void);
 134 extern char identify_enet(unsigned long interface_num);
 135 extern char identify_enetTxD(unsigned long interface_num);
 136 extern char identify_pci(void);
 137 extern char identify_sec(void);
 138 extern char identify_spad(void);
 139 extern char identify_sec(void);
 140 extern char identify_tdm(void);
 141 extern char identify_zsp(void);
 142 extern unsigned long identify_family(void);
 143 extern unsigned long identify_revision(void);
 144
 145 /*
 146  * The following macro calls prom_printf and puts the format string
 147  * into an init section so it can be reclaimed.
 148  */
 149 #define ppfinit(f, x...) \
 150         do { \
 151                 static char _f[] __initdata = KERN_INFO f; \
 152                 printk(_f, ## x); \
 153         } while (0)
 154
 155 /* Memory descriptor management. */
 156 #define PROM_MAX_PMEMBLOCKS    7        /* 6 used */
 157
 158 enum yamon_memtypes {
 159         yamon_dontuse,
 160         yamon_prom,
 161         yamon_free,
 162 };
 163
 164 struct prom_pmemblock {
 165         unsigned long base; /* Within KSEG0. */
 166         unsigned int size;  /* In bytes. */
 167         unsigned int type;  /* free or prom memory */
 168 };
 169
 170 extern int prom_argc;
 171 extern char **prom_argv;
 172 extern char **prom_envp;
 173 extern int *prom_vec;
 174 extern struct prom_pmemblock *prom_getmdesc(void);
 175
 176 #endif /* !_ASM_MSP_PROM_H */