release/src-rt-6.x.4708/cfe/cfe/arch/mips/board/c3/src/c3_devs.c

   1 /*  *********************************************************************
   2     *  Broadcom Common Firmware Environment (CFE)
   3     *
   4     *  Board device initialization              File: c3_devs.c
   5     *
   6     *  This is the "C" part of the board support package.  The
   7     *  routines to create and initialize the console, wire up
   8     *  device drivers, and do other customization live here.
   9     *
  10     *  Author:  Mitch Lichtenberg (mpl@broadcom.com)
  11     *
  12     *********************************************************************
  13     *
  14     *  Copyright 2000,2001,2002,2003
  15     *  Broadcom Corporation. All rights reserved.
  16     *
  17     *  This software is furnished under license and may be used and
  18     *  copied only in accordance with the following terms and
  19     *  conditions.  Subject to these conditions, you may download,
  20     *  copy, install, use, modify and distribute modified or unmodified
  21     *  copies of this software in source and/or binary form.  No title
  22     *  or ownership is transferred hereby.
  23     *
  24     *  1) Any source code used, modified or distributed must reproduce
  25     *     and retain this copyright notice and list of conditions
  26     *     as they appear in the source file.
  27     *
  28     *  2) No right is granted to use any trade name, trademark, or
  29     *     logo of Broadcom Corporation.  The "Broadcom Corporation"
  30     *     name may not be used to endorse or promote products derived
  31     *     from this software without the prior written permission of
  32     *     Broadcom Corporation.
  33     *
  34     *  3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
  35     *     IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
  36     *     WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  37     *     PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
  38     *     SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
  39     *     PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT,
  40     *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  41     *     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  42     *     GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  43     *     BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  44     *     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  45     *     TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF
  46     *     THE POSSIBILITY OF SUCH DAMAGE.
  47     ********************************************************************* */
  48
  49
  50 #include "sbmips.h"
  51 #include "lib_types.h"
  52 #include "lib_queue.h"
  53 #include "lib_printf.h"
  54 #include "cfe_iocb.h"
  55 #include "cfe_device.h"
  56 #include "cfe_timer.h"
  57 #include "env_subr.h"
  58 #include "cfe.h"
  59
  60 #include "sb1250_defs.h"
  61 #include "sb1250_regs.h"
  62 #include "sb1250_pci.h"
  63 #include "sb1250_ldt.h"
  64 #include "sb1250_scd.h"
  65 #include "dev_ide.h"
  66 #include "dev_newflash.h"
  67
  68 #include "bsp_config.h"
  69
  70 #include "c3.h"
  71
  72 /*  *********************************************************************
  73     *  Devices we're importing
  74     ********************************************************************* */
  75
  76 extern cfe_driver_t promice_uart;               /* promice serial port */
  77 extern cfe_driver_t sb1250_uart;                /* SB1250 serial ports */
  78 extern cfe_driver_t sb1250_x1240eeprom;         /* Xicor SMBus NVRAM */
  79 extern cfe_driver_t newflashdrv;                /* AMD-style flash */
  80 extern cfe_driver_t jtagconsole;                /* SB1250 JTAG unit */
  81
  82 #ifdef _C3H_
  83 #if CFG_PCI
  84 extern cfe_driver_t pciidedrv;                  /* PCI IDE controller */
  85 extern cfe_driver_t dc21143drv;                 /* Tulip Ethernet */
  86 #if CFG_DOWNLOAD
  87 extern cfe_driver_t bcm1250drv;                 /* BCM1250 as a device */
  88 #endif
  89 #endif
  90 #else
  91 extern cfe_driver_t sb1250_pcihost;             /* driver for host downloads */
  92 #endif  /* _C3H_ */
  93
  94
  95 extern void ui_init_cpu1cmds(void);
  96 extern int ui_init_corecmds(void);
  97 extern int ui_init_soccmds(void);
  98 extern int ui_init_testcmds(void);
  99 extern int ui_init_resetcmds(void);
 100 extern int ui_init_tempsensorcmds(void);
 101 extern int ui_init_toyclockcmds(void);
 102 extern int ui_init_memtestcmds(void);
 103
 104 extern int ui_init_c3_testcmds(void);
 105
 106 /*  *********************************************************************
 107     *  Some board-specific parameters
 108     ********************************************************************* */
 109
 110 /*
 111  * Note!  Configure the PROMICE for burst mode zero (one byte per
 112  * access).
 113  */
 114
 115 #define PROMICE_BASE    (0x1FDFFC00)
 116 #define PROMICE_WORDSIZE 1
 117
 118 #define X1240_SMBUS_CHANNEL     1
 119 #define X1240_SMBUS_DEVICE      0x57
 120
 121 /*  *********************************************************************
 122     *  board_console_init()
 123     *
 124     *  Add the console device and set it to be the primary
 125     *  console.
 126     *
 127     *  Input parameters:
 128     *      nothing
 129     *
 130     *  Return value:
 131     *      nothing
 132     ********************************************************************* */
 133
 134 void board_console_init(void)
 135 {
 136     uint64_t syscfg;
 137     int plldiv;
 138
 139     syscfg = SBREADCSR(A_SCD_SYSTEM_CFG);
 140
 141     /* Console */
 142     cfe_add_device(&promice_uart,PROMICE_BASE,PROMICE_WORDSIZE,0);
 143     cfe_add_device(&sb1250_uart,A_DUART,0,0);
 144
 145 #if CFG_PCI
 146     cfe_startflags = CFE_INIT_PCI;
 147 #else
 148     cfe_startflags = 0;
 149 #endif
 150
 151 #ifdef _C3_DIAG_CFG_
 152     cfe_set_console("promice0");
 153 #else
 154     cfe_set_console("uart0");
 155 #endif
 156
 157     /* CPU Speed : read from PLL field of SYSCFG register */
 158     plldiv = G_SYS_PLL_DIV(syscfg);
 159     if (plldiv == 0) {
 160         plldiv = 6;
 161     }
 162 #ifdef _FUNCSIM_
 163     cfe_cpu_speed = 500000;             /* wire func sim at 500KHz */
 164 #else
 165     cfe_cpu_speed = 50000000 * plldiv;
 166 #endif
 167
 168 }
 169
 170
 171 /*  *********************************************************************
 172     *  board_device_init()
 173     *
 174     *  Initialize and add other devices.  Add everything you need
 175     *  for bootstrap here, like disk drives, flash memory, UARTs,
 176     *  network controllers, etc.
 177     *
 178     *  Input parameters:
 179     *      nothing
 180     *
 181     *  Return value:
 182     *      nothing
 183     ********************************************************************* */
 184
 185 void board_device_init(void)
 186 {
 187     uint64_t syscfg;
 188
 189     /* Boot ROM */
 190 #ifndef _C3_DIAG_CFG_
 191     cfe_add_device(&newflashdrv,
 192                    BOOTROM_PHYS,
 193                    (BOOTROM_SIZE*K64) | FLASH_FLG_BUS8 | FLASH_FLG_DEV16,
 194                    NULL);
 195     cfe_add_device(&newflashdrv,
 196                    ALT_BOOTROM_PHYS,
 197                    (ALT_BOOTROM_SIZE*K64) | FLASH_FLG_BUS8 | FLASH_FLG_DEV16,
 198                    NULL);
 199 #endif
 200
 201 #ifdef _C3H_      /* Host Mode */
 202 #if CFG_PCI
 203     /*
 204      * Add some sample PCI devices
 205      */
 206     cfe_add_device(&pciidedrv,0,IDE_PROBE_MASTER_TYPE(IDE_DEVTYPE_DISK),NULL);
 207     cfe_add_device(&dc21143drv,0,0,env_getenv("TULIP0_HWADDR"));
 208
 209 #if CFG_DOWNLOAD
 210     /* Access to bcm1250 in PCI device mode */
 211     cfe_add_device(&bcm1250drv,0,0,NULL);
 212 #endif
 213 #endif
 214 #else       /* Device Mode */
 215     /*
 216      * Host download interface.
 217      */
 218     cfe_add_device(&sb1250_pcihost,0,0,NULL);
 219 #endif /* _C3H_ */
 220
 221     syscfg = SBREADCSR(A_SCD_SYSTEM_CFG);
 222     printf("SysCfg: %016llX [PLL_DIV: %d, IOB0_DIV: %s, IOB1_DIV: %s]\n",
 223            syscfg,
 224            (int)G_SYS_PLL_DIV(syscfg),
 225            (syscfg & M_SYS_IOB0_DIV) ? "CPUCLK/3" : "CPUCLK/4",
 226            (syscfg & M_SYS_IOB1_DIV) ? "CPUCLK/2" : "CPUCLK/3");
 227     if (G_SYS_PLL_DIV(syscfg) == 0) {
 228         printf("PLL_DIV of zero found, assuming 6 (300MHz)\n");
 229     }
 230 }
 231
 232
 233 /*  *********************************************************************
 234     *  board_device_reset()
 235     *
 236     *  Reset devices.  This call is done when the firmware is restarted,
 237     *  as might happen when an operating system exits, just before the
 238     *  "reset" command is applied to the installed devices.   You can
 239     *  do whatever board-specific things are here to keep the system
 240     *  stable, like stopping DMA sources, interrupts, etc.
 241     *
 242     *  Input parameters:
 243     *      nothing
 244     *
 245     *  Return value:
 246     *      nothing
 247     ********************************************************************* */
 248
 249 void board_device_reset(void)
 250 {
 251
 252 }
 253
 254
 255
 256 /*  *********************************************************************
 257     *  board_final_init()
 258     *
 259     *  Do any final initialization, such as adding commands to the
 260     *  user interface.
 261     *
 262     *  If you don't want a user interface, put the startup code here.
 263     *  This routine is called just before CFE starts its user interface.
 264     *
 265     *  Input parameters:
 266     *      nothing
 267     *
 268     *  Return value:
 269     *      nothing
 270     ********************************************************************* */
 271
 272 void board_final_init(void)
 273 {
 274     ui_init_corecmds();
 275     ui_init_soccmds();
 276     ui_init_testcmds();
 277     ui_init_resetcmds();
 278     ui_init_tempsensorcmds();
 279     ui_init_toyclockcmds();
 280     ui_init_memtestcmds();
 281
 282 #ifndef _C3H_
 283     ui_init_c3_testcmds();
 284     {
 285     extern int cfe_device_download(int boot, char *options);
 286     /* cfe_device_download(1, ""); */
 287     }
 288 #endif
 289 }