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|
/***********************license start***********************************
* Copyright (c) 2003-2017 Cavium Inc. (support@cavium.com). All rights
* reserved.
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* * Neither the name of Cavium Inc. nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* This Software, including technical data, may be subject to U.S. export
* control laws, including the U.S. Export Administration Act and its
* associated regulations, and may be subject to export or import
* regulations in other countries.
*
* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
* AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
* TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
* OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
* PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT,
* QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK
* ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
***********************license end**************************************/
#include <bdk.h>
#include <stdarg.h>
#include <libfdt.h>
#include <unistd.h>
#include "libbdk-arch/bdk-csrs-mio_fus.h"
#include "libbdk-arch/bdk-csrs-fus.h"
/* Set this define to override the trace the BDK uses. This is most
useful with trusted boot when the setup menus are not able to
configure the trace level. A possible example: */
//#define BDK_TRACE_OVERRIDE (1ull << BDK_TRACE_ENABLE_INIT)
#define BDK_TRACE_OVERRIDE 0
typedef enum
{
BDK_CONFIG_TYPE_INT,
BDK_CONFIG_TYPE_STR,
BDK_CONFIG_TYPE_STR_LIST,
BDK_CONFIG_TYPE_BINARY,
} bdk_config_type_t;
typedef struct
{
const char *format; /* Printf style format string to create the item name */
const bdk_config_type_t ctype;/* Type of this item */
int64_t default_value; /* Default value when no present. String defaults are cast to pointers from this */
const int64_t min_value;/* Minimum valid value for INT parameters. Unused for Strings */
const int64_t max_value;/* Maximum valid value for INT parameters. Unused for Strings */
} bdk_config_info_t;
static void config_set_defaults(void);
/* Tracing defaults to the level specified here before config files are loaded */
uint64_t bdk_trace_enables = BDK_TRACE_OVERRIDE;
/* Global variables that contain the config inside a FDT */
static void *config_fdt;
static int config_node;
static bdk_config_info_t config_info[__BDK_CONFIG_END] = {
/* Board manufacturing data */
[BDK_CONFIG_BOARD_MODEL] = {
.format = "BOARD-MODEL", /* String, No parameters */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"unknown",
},
[BDK_CONFIG_BOARD_REVISION] = {
.format = "BOARD-REVISION", /* String, No parameters */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"unknown",
},
[BDK_CONFIG_BOARD_SERIAL] = {
.format = "BOARD-SERIAL", /* String, No parameters */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"unknown",
},
[BDK_CONFIG_MAC_ADDRESS] = {
.format = "BOARD-MAC-ADDRESS", /* Int64, No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Default updated at boot based on fuses */
.min_value = 0,
.max_value = 0xffffffffffffll,
},
[BDK_CONFIG_MAC_ADDRESS_NUM] = {
.format = "BOARD-MAC-ADDRESS-NUM", /* Int, No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 256,
},
[BDK_CONFIG_MAC_ADDRESS_NUM_OVERRIDE] = {
.format = "BOARD-MAC-ADDRESS-NUM-OVERRIDE", /* Int, No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1,
.min_value = -1,
.max_value = 256,
},
/* Board generic */
[BDK_CONFIG_BMC_TWSI] = {
.format = "BMC-TWSI", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* TWSI bus number, -1 = disabled */
.min_value = -1,
.max_value = 5,
},
[BDK_CONFIG_WATCHDOG_TIMEOUT] = {
.format = "WATCHDOG-TIMEOUT", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = disabled */
.min_value = 0,
.max_value = 10000,
},
[BDK_CONFIG_TWSI_WRITE] = {
.format = "TWSI-WRITE", /* No parameters */
.ctype = BDK_CONFIG_TYPE_STR_LIST,
},
[BDK_CONFIG_MDIO_WRITE] = {
.format = "MDIO-WRITE", /* No parameters */
.ctype = BDK_CONFIG_TYPE_STR_LIST,
},
/* Board wiring of network ports and PHYs */
[BDK_CONFIG_PHY_ADDRESS] = {
.format = "PHY-ADDRESS.N%d.BGX%d.P%d", /* Parameters: Node, Interface, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default to no PHY */
.min_value = -1,
.max_value = 0xffffffffll,
},
[BDK_CONFIG_BGX_ENABLE] = {
.format = "BGX-ENABLE.N%d.BGX%d.P%d", /* Parameters: Node, BGX, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1, /* 0 = disable, 1 = enable */
.min_value = 0,
.max_value = 1,
},
/* Non-EBB specific SFF8104 board and alike */
[BDK_CONFIG_AQUANTIA_PHY] = {
.format = "AQUANTIA-PHY.N%d.BGX%d.P%d", /*Parameters: Node, BGX, Port */
.default_value = 0,
.min_value = 0,
.max_value = 0xffffll,
},
/* BDK Configuration params */
[BDK_CONFIG_VERSION] = {
.format = "BDK-VERSION",
.ctype = BDK_CONFIG_TYPE_STR,
},
[BDK_CONFIG_NUM_PACKET_BUFFERS] = {
.format = "BDK-NUM-PACKET-BUFFERS",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Default updated at boot */
.min_value = 0,
.max_value = 1000000,
},
[BDK_CONFIG_PACKET_BUFFER_SIZE] = {
.format = "BDK-PACKET-BUFFER-SIZE",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1024, /* bytes */
.min_value = 128,
.max_value = 32768,
},
[BDK_CONFIG_SHOW_LINK_STATUS] = {
.format = "BDK-SHOW-LINK-STATUS",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1, /* 0 = off, 1 = on */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_COREMASK] = {
.format = "BDK-COREMASK",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Zero means all cores */
.min_value = 0,
.max_value = 0xffffffffffffll,
},
[BDK_CONFIG_BOOT_MENU_TIMEOUT] = {
.format = "BDK-BOOT-MENU-TIMEOUT",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 10, /* seconds */
.min_value = 0,
.max_value = 300,
},
[BDK_CONFIG_BOOT_PATH_OPTION] = {
.format = "BDK-BOOT-PATH-OPTION",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = normal, 1 = diagnostics */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_BOOT_NEXT_STAGE] = {
.format = "BDK-CONFIG-BOOT-NEXT-STAGE-%s",
.ctype = BDK_CONFIG_TYPE_STR,
},
[BDK_CONFIG_TRACE] = {
.format = "BDK-CONFIG-TRACE",
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* bitmask */
.min_value = 0,
.max_value = 0x7fffffffffffffffull,
},
/* Chip feature items */
[BDK_CONFIG_MULTI_NODE] = {
.format = "MULTI-NODE", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 2, /* 2 = Auto */
.min_value = 0,
.max_value = 2,
},
[BDK_CONFIG_PCIE_EA] = {
.format = "PCIE-ENHANCED-ALLOCATION", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1, /* 1 = EA supported, 0 = EA not supported */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_PCIE_ORDERING] = {
.format = "PCIE-ORDERING", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 1 = Wait for commit, 0 = Don't wait for commit */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_PCIE_PRESET_REQUEST_VECTOR] = {
.format = "PCIE-PRESET-REQUEST-VECTOR.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0x593, /* Value for PCIERCX_CFG554[PRV] */
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_PCIE_WIDTH] = {
.format = "PCIE-WIDTH.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Width override for PCIe links */
.min_value = -1,
.max_value = 16,
},
[BDK_CONFIG_PCIE_PHYSICAL_SLOT] = {
.format = "PCIE-PHYSICAL-SLOT.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Define which physical slot we connect to on the board */
.min_value = -1,
.max_value = 8191,
},
[BDK_CONFIG_PCIE_FLASH] = {
.format = "PCIE-FLASH.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_STR_LIST,
},
[BDK_CONFIG_CCPI_LANE_REVERSE] = {
.format = "CCPI-LANE-REVERSE", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = No forced lane reversal, 1 = forced lane reversal */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_CHIP_SKU] = {
.format = "CHIP-SKU.NODE%d", /* Parameter: Node */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"TBD",
},
[BDK_CONFIG_CHIP_SERIAL] = {
.format = "CHIP-SERIAL.NODE%d", /* Parameter: Node */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"TBD",
},
[BDK_CONFIG_CHIP_UNIQUE_ID] = {
.format = "CHIP-UNIQUE-ID.NODE%d", /* Parameter: Node */
.ctype = BDK_CONFIG_TYPE_STR,
.default_value = (long)"TBD",
},
/* QLM related config */
[BDK_CONFIG_QLM_AUTO_CONFIG] = {
.format = "QLM-AUTO-CONFIG", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = off, 1 = on */
.min_value = 0,
.max_value = 1,
},
/* SFF8104 related QLM config */
[BDK_CONFIG_QLM_DIP_AUTO_CONFIG] = {
.format = "QLM-DIP-AUTO-CONFIG", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = off, 1 = on */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_QLM_MODE] = {
.format = "QLM-MODE.N%d.QLM%d", /* Parameters: Node, QLM */
.ctype = BDK_CONFIG_TYPE_STR,
},
[BDK_CONFIG_QLM_FREQ] = {
.format = "QLM-FREQ.N%d.QLM%d", /* Parameters: Node, QLM */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Mhz */
.min_value = 0,
.max_value = 10312,
},
[BDK_CONFIG_QLM_CLK] = {
.format = "QLM-CLK.N%d.QLM%d", /* Parameters: Node, QLM */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 2, /* 2 = External */
.min_value = 0,
.max_value = 2,
},
[BDK_CONFIG_QLM_TUNING_TX_SWING] = {
.format = "QLM-TUNING-TX-SWING.N%d.QLM%d.LANE%d", /* Parameters: Node, QLM, Lane */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default of no tuning */
.min_value = -1,
.max_value = 31,
},
[BDK_CONFIG_QLM_TUNING_TX_PREMPTAP] = {
.format = "QLM-TUNING-TX-PREMPTAP.N%d.QLM%d.LANE%d", /* Parameters: Node, QLM, Lane */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default of no tuning */
.min_value = -1,
.max_value = 511,
},
[BDK_CONFIG_QLM_TUNING_TX_GAIN] = {
.format = "QLM-TUNING-TX-GAIN.N%d.QLM%d.LANE%d", /* Parameters: Node, QLM, Lane */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default of no tuning */
.min_value = -1,
.max_value = 7,
},
[BDK_CONFIG_QLM_TUNING_TX_VBOOST] = {
.format = "QLM-TUNING-TX-VBOOST.N%d.QLM%d.LANE%d", /* Parameters: Node, QLM, Lane */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default of no tuning */
.min_value = -1,
.max_value = 1,
},
[BDK_CONFIG_QLM_CHANNEL_LOSS] = {
.format = "QLM-CHANNEL-LOSS.N%d.QLM%d", /* Parameters: Node, QLM */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Default will use Cavium defaults */
.min_value = -1,
.max_value = 40,
},
/* DRAM configuration options */
[BDK_CONFIG_DDR_SPEED] = {
.format = "DDR-SPEED.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* In MT/s */
.min_value = 0,
.max_value = 2400,
},
[BDK_CONFIG_DDR_ALT_REFCLK] = {
.format = "DDR-ALT-REFCLK.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Mhz */
.min_value = 0,
.max_value = 100,
},
[BDK_CONFIG_DDR_SPD_ADDR] = {
.format = "DDR-CONFIG-SPD-ADDR.DIMM%d.LMC%d.N%d", /* Parameters: DIMM, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_SPD_DATA] = {
.format = "DDR-CONFIG-SPD-DATA.DIMM%d.LMC%d.N%d", /* Parameters: DIMM, LMC, Node */
.ctype = BDK_CONFIG_TYPE_BINARY,
},
[BDK_CONFIG_DDR_RANKS_DQX_CTL] = {
.format = "DDR-CONFIG-DQX-CTL.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xf,
},
[BDK_CONFIG_DDR_RANKS_WODT_MASK] = {
.format = "DDR-CONFIG-WODT-MASK.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xfffffff,
},
[BDK_CONFIG_DDR_RANKS_MODE1_PASR] = {
.format = "DDR-CONFIG-MODE1-PASR.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0x7,
},
[BDK_CONFIG_DDR_RANKS_MODE1_ASR] = {
.format = "DDR-CONFIG-MODE1-ASR.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_RANKS_MODE1_SRT] = {
.format = "DDR-CONFIG-MODE1-SRT.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_RANKS_MODE1_RTT_WR] = {
.format = "DDR-CONFIG-MODE1-RTT-WR.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // Split for extension bit
.default_value = 0,
.min_value = 0,
.max_value = 0x7,
},
[BDK_CONFIG_DDR_RANKS_MODE1_DIC] = {
.format = "DDR-CONFIG-MODE1-DIC.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0x3,
},
[BDK_CONFIG_DDR_RANKS_MODE1_RTT_NOM] = {
.format = "DDR-CONFIG-MODE1-RTT-NOM.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0x7,
},
[BDK_CONFIG_DDR_RANKS_MODE1_DB_OUTPUT_IMPEDANCE] = {
.format = "DDR-CONFIG-MODE1-DB-OUTPUT-IMPEDANCE.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // Not per RANK, only one
.default_value = 0,
.min_value = 0,
.max_value = 0x7,
},
[BDK_CONFIG_DDR_RANKS_MODE2_RTT_PARK] = {
.format = "DDR-CONFIG-MODE2-RTT-PARK.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0x7,
},
[BDK_CONFIG_DDR_RANKS_MODE2_VREF_VALUE] = {
.format = "DDR-CONFIG-MODE2-VREF-VALUE.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0x3f,
},
[BDK_CONFIG_DDR_RANKS_MODE2_VREF_RANGE] = {
.format = "DDR-CONFIG-MODE2-VREF-RANGE.RANKS%d.DIMMS%d.RANK%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, Rank, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_RANKS_MODE2_VREFDQ_TRAIN_EN] = {
.format = "DDR-CONFIG-MODE2-VREFDQ-TRAIN-EN.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // Not per RANK, only one
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_RANKS_RODT_CTL] = {
.format = "DDR-CONFIG-RODT-CTL.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xf,
},
[BDK_CONFIG_DDR_RANKS_RODT_MASK] = {
.format = "DDR-CONFIG-RODT-MASK.RANKS%d.DIMMS%d.LMC%d.N%d", /* Parameters: Num Ranks, Num DIMMs, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xfffffff,
},
[BDK_CONFIG_DDR_CUSTOM_MIN_RTT_NOM_IDX] = {
.format = "DDR-CONFIG-CUSTOM-MIN-RTT-NOM-IDX.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1,
.min_value = 0,
.max_value = 7,
},
[BDK_CONFIG_DDR_CUSTOM_MAX_RTT_NOM_IDX] = {
.format = "DDR-CONFIG-CUSTOM-MAX-RTT-NOM-IDX.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 5,
.min_value = 0,
.max_value = 7,
},
[BDK_CONFIG_DDR_CUSTOM_MIN_RODT_CTL] = {
.format = "DDR-CONFIG-CUSTOM-MIN-RODT-CTL.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1,
.min_value = 0,
.max_value = 7,
},
[BDK_CONFIG_DDR_CUSTOM_MAX_RODT_CTL] = {
.format = "DDR-CONFIG-CUSTOM-MAX-RODT-CTL.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 5,
.min_value = 0,
.max_value = 7,
},
[BDK_CONFIG_DDR_CUSTOM_CK_CTL] = {
.format = "DDR-CONFIG-CUSTOM-CK-CTL.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_CUSTOM_CMD_CTL] = {
.format = "DDR-CONFIG-CUSTOM-CMD-CTL.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_CUSTOM_CTL_CTL] = {
.format = "DDR-CONFIG-CUSTOM-CTL-CTL.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xf,
},
[BDK_CONFIG_DDR_CUSTOM_MIN_CAS_LATENCY] = {
.format = "DDR-CONFIG-CUSTOM-MIN-CAS-LATENCY.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_CUSTOM_OFFSET_EN] = {
.format = "DDR-CONFIG-CUSTOM-OFFSET-EN.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_OFFSET] = {
.format = "DDR-CONFIG-CUSTOM-OFFSET.%s.LMC%d.N%d", /* Parameters: Type(UDIMM,RDIMM), LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // UDIMM or RDIMM
.default_value = 0,
.min_value = 0,
.max_value = 0xf,
},
[BDK_CONFIG_DDR_CUSTOM_RLEVEL_COMPUTE] = {
.format = "DDR-CONFIG-CUSTOM-RLEVEL-COMPUTE.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_RLEVEL_COMP_OFFSET] = {
.format = "DDR-CONFIG-CUSTOM-RLEVEL-COMP-OFFSET.%s.LMC%d.N%d", /* Parameters: Type(UDIMM,RDIMM), LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // UDIMM or RDIMM
.default_value = 2,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_CUSTOM_DDR2T] = {
.format = "DDR-CONFIG-CUSTOM-DDR2T.%s.LMC%d.N%d", /* Parameters: Type(UDIMM,RDIMM), LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT, // UDIMM or RDIMM
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_DISABLE_SEQUENTIAL_DELAY_CHECK] = {
.format = "DDR-CONFIG-CUSTOM-DISABLE-SEQUENTIAL-DELAY-CHECK.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_MAXIMUM_ADJACENT_RLEVEL_DELAY_INCREMENT] = {
.format = "DDR-CONFIG-CUSTOM-MAXIMUM-ADJACENT-RLEVEL-DELAY-INCREMENT.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xffff,
},
[BDK_CONFIG_DDR_CUSTOM_PARITY] = {
.format = "DDR-CONFIG-CUSTOM-PARITY.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_FPRCH2] = {
.format = "DDR-CONFIG-CUSTOM-FPRCH2.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 0xf,
},
[BDK_CONFIG_DDR_CUSTOM_MODE32B] = {
.format = "DDR-CONFIG-CUSTOM-MODE32B.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_MEASURED_VREF] = {
.format = "DDR-CONFIG-CUSTOM-MEASURED-VREF.LMC%d.N%d", /* Parameters: LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DDR_CUSTOM_DLL_WRITE_OFFSET] = {
.format = "DDR-CONFIG-CUSTOM-DLL-WRITE-OFFSET.BYTE%d.LMC%d.N%d", /* Parameters: Byte, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = -63,
.max_value = 63,
},
[BDK_CONFIG_DDR_CUSTOM_DLL_READ_OFFSET] = {
.format = "DDR-CONFIG-CUSTOM-DLL-READ-OFFSET.BYTE%d.LMC%d.N%d", /* Parameters: Byte, LMC, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0,
.min_value = -63,
.max_value = 63,
},
/* High level DRAM options */
[BDK_CONFIG_DRAM_VERBOSE] = {
.format = "DDR-VERBOSE", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = off */
.min_value = 0,
.max_value = 255,
},
[BDK_CONFIG_DRAM_BOOT_TEST] = {
.format = "DDR-TEST-BOOT", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* 0 = off, 1 = on */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_DRAM_CONFIG_GPIO] = {
.format = "DDR-CONFIG-GPIO", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* -1 = disabled, otherwise GPIO number */
.min_value = -1,
.max_value = 63,
},
[BDK_CONFIG_DRAM_SCRAMBLE] = {
.format = "DDR-CONFIG-SCRAMBLE", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 2, /* 0=off, 1=on, 2=trust on, non-trust off */
.min_value = 0,
.max_value = 2,
},
/* USB */
[BDK_CONFIG_USB_PWR_GPIO] = {
.format = "USB-PWR-GPIO.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 49,
},
[BDK_CONFIG_USB_PWR_GPIO_POLARITY] = {
.format = "USB-PWR-GPIO-POLARITY.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 1, /* GPIO polarity: 1=high, 0=low */
.min_value = 0,
.max_value = 1,
},
[BDK_CONFIG_USB_REFCLK_SRC] = {
.format = "USB-REFCLK-SRC.N%d.PORT%d", /* Parameters: Node, Port */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Clock Source (SS:HS)
** 0 - SS(USB_REF_CLK) HS(USB_REF_CLK)
** 1 - SS(DLMC_REF_CLK0) HS(DLMC_REF_CLK0)
** 2 - SS(DLMC_REF_CLK1) HS(DLMC_REF_CLK1)
** 3 - SS(USB_REF_CLK) HS(PLL_REF_CLK)
** 4 - SS(DLMC_REF_CLK0) HS(PLL_REF_CLK)
** 5 - SS(DLMC_REF_CLK1) HS(PLL_REF_CLK)
*/
.min_value = 0,
.max_value = 5,
},
/* Nitrox reset - For CN88XX SC and SNT part. High drives Nitrox DC_OK high */
[BDK_CONFIG_NITROX_GPIO] = {
.format = "NITROX-GPIO.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 49,
},
/* How EYE diagrams are captured from a QLM */
[BDK_CONFIG_EYE_ZEROS] = {
.format = "QLM-EYE-NUM-ZEROS", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 2,
.min_value = 1,
.max_value = 63,
},
[BDK_CONFIG_EYE_SAMPLE_TIME] = {
.format = "QLM-EYE-SAMPLE-TIME", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 400, /* us */
.min_value = 20, /* us */
.max_value = 10000000, /* us */
},
[BDK_CONFIG_EYE_SETTLE_TIME] = {
.format = "QLM-EYE-SETTLE-TIME", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 50, /* us */
.min_value = 20, /* us */
.max_value = 100000, /* us */
},
/* SGPIO */
[BDK_CONFIG_SGPIO_SCLOCK_FREQ] = {
.format = "SGPIO-SCLOCK-FREQ.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 10000, /* Hz */
.min_value = 128, /* Hz */
.max_value = 100000, /* Hz */
},
[BDK_CONFIG_SGPIO_PIN_POWER] = {
.format = "SGPIO-PIN-POWER.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 50,
},
[BDK_CONFIG_SGPIO_PIN_SCLOCK] = {
.format = "SGPIO-PIN-SCLOCK.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 50,
},
[BDK_CONFIG_SGPIO_PIN_SLOAD] = {
.format = "SGPIO-PIN-SLOAD.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 50,
},
[BDK_CONFIG_SGPIO_PIN_SDATAOUT] = {
.format = "SGPIO-PIN-SDATAOUT.N%d.D%d", /* Parameters: Node, Dataline */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* GPIO number, or -1 for none */
.min_value = -1,
.max_value = 50,
},
/* VRM temperature throttling */
[BDK_CONFIG_VRM_TEMP_TRIP] = {
.format = "VRM-TEMP-TRIP.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 110, /* Degrees C */
.min_value = 0, /* Degrees C */
.max_value = 110, /* Degrees C. Max die temp plus 5 for uncertainty of measurement */
},
[BDK_CONFIG_VRM_TEMP_HIGH] = {
.format = "VRM-TEMP-HIGH.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 110, /* Degrees C */
.min_value = 0, /* Degrees C */
.max_value = 110, /* Degrees C. Max die temp plus 5 for uncertainty of measurement */
},
[BDK_CONFIG_VRM_TEMP_LOW] = {
.format = "VRM-TEMP-LOW.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 100, /* Degrees C */
.min_value = 0, /* Degrees C */
.max_value = 110, /* Degrees C. Max die temp plus 5 for uncertainty of measurement */
},
[BDK_CONFIG_VRM_THROTTLE_NORMAL] = {
.format = "VRM-THROTTLE-NORMAL.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 65, /* Percentage */
.min_value = 1, /* Percentage */
.max_value = 100, /* Percentage */
},
[BDK_CONFIG_VRM_THROTTLE_THERM] = {
.format = "VRM-THROTTLE-THERM.N%d", /* Parameters: Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 15, /* Percentage */
.min_value = 1, /* Percentage */
.max_value = 100, /* Percentage */
},
/* Generic GPIO, unrelated to a specific block */
[BDK_CONFIG_GPIO_PIN_SELECT] = {
.format = "GPIO-PIN-SELECT-GPIO%d.N%d", /* Parameters: GPIO, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = -1, /* Hardware default, normal GPIO pin */
.min_value = 0, /* GPIO_PIN_SEL_E enumeration */
.max_value = 65535, /* GPIO_PIN_SEL_E enumeration */
},
[BDK_CONFIG_GPIO_POLARITY] = {
.format = "GPIO-POLARITY-GPIO%d.N%d", /* Parameters: GPIO, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Hardware default, not inverted */
.min_value = 0, /* Not inverted */
.max_value = 1, /* Inverted */
},
/* PBUS */
[BDK_CONFIG_PBUS_CFG] = {
.format = "PBUS-CFG.REGION%d.N%d", /* Parameters: Region, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Hardware default */
.min_value = 0, /* No change */
.max_value = 0x0000ffffffffffffll, /* PBUS_REGX_CFG value */
},
[BDK_CONFIG_PBUS_TIM] = {
.format = "PBUS-TIM.REGION%d.N%d", /* Parameters: Region, Node */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Hardware default, not inverted */
.min_value = 0x8000000000000000ll, /* PBUS_REGX_TIM value, zero is no change */
.max_value = 0x7fffffffffffffffll, /* PBUS_REGX_TIM value */
},
/* Trusted boot information */
[BDK_CONFIG_TRUST_CSIB] = {
.format = "TRUST-CSIB", /* No parameters */
.ctype = BDK_CONFIG_TYPE_BINARY,
.default_value = 0, /* Hardware default */
},
[BDK_CONFIG_TRUST_ROT_ADDR] = {
.format = "TRUST-ROT-ADDR", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* Non-trusted */
.min_value = 0, /* No key */
.max_value = 0x0000ffffffffffffll, /* Address in key memory */
},
[BDK_CONFIG_TRUST_BSSK_ADDR] = {
.format = "TRUST-BSSK-ADDR", /* No parameters */
.ctype = BDK_CONFIG_TYPE_INT,
.default_value = 0, /* No HUK, so no BSSK */
.min_value = 0, /* No HUK, so no BSSK */
.max_value = 0x0000ffffffffffffll, /* Address in key memory */
},
};
/**
* Look up a configuration item in the environment.
*
* @param name
*
* @return
*/
static const char *get_value(const char *name, int *blob_size)
{
if (!config_fdt)
{
bdk_error("bdk-config asked for %s before configuration loaded\n", name);
return NULL;
}
char n[64];
strncpy(n, name, sizeof(n));
n[sizeof(n)-1] = '\0';
while (*n)
{
const char *val = fdt_getprop(config_fdt, config_node, n, blob_size);
if (val)
return val;
char *p = strrchr(n, '.');
if (p)
*p = '\0';
else
break;
}
return NULL;
}
/**
* Get an integer configuration item
*
* @param cfg_item Config item to get. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*
* @return The value of the configuration item, or def_value if the item is not set
*/
int64_t bdk_config_get_int(bdk_config_t cfg_item, ...)
{
/* Make sure the correct access function was called */
if (config_info[cfg_item].ctype != BDK_CONFIG_TYPE_INT)
bdk_fatal("bdk_config_get_int() called for %s, not an int\n",
config_info[cfg_item].format);
char name[64];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
va_end(args);
const char *val = get_value(name, NULL);
if (val)
{
int count;
int64_t tmp;
if ((val[0] == '0') && (val[1] == 'x'))
count = sscanf(val + 2, "%lx", &tmp);
else
count = sscanf(val, "%li", &tmp);
if (count == 1)
{
if ((tmp < config_info[cfg_item].min_value) || (tmp > config_info[cfg_item].max_value))
{
bdk_warn("Out of range for %s = \"%s\", using default\n", name, val);
return config_info[cfg_item].default_value;
}
return tmp;
}
else
{
bdk_warn("Failed to parse %s = \"%s\", using default\n", name, val);
return config_info[cfg_item].default_value;
}
}
else
return config_info[cfg_item].default_value;
}
/**
* Get a string configuration item
*
* @param cfg_item Config item to get. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*
* @return The value of the configuration item, or def_value if the item is not set
*/
const char *bdk_config_get_str(bdk_config_t cfg_item, ...)
{
/* Make sure the correct access function was called */
if (config_info[cfg_item].ctype != BDK_CONFIG_TYPE_STR)
bdk_fatal("bdk_config_get_str() called for %s, not a str\n",
config_info[cfg_item].format);
char name[64];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
if (BDK_CONFIG_QLM_MODE == cfg_item)
{
char name2[64];
vsnprintf(name2, sizeof(name2)-1,"QLM-MODE.N%d.DLM%d" , args);
const char *val = get_value(name2, NULL);
if (val)
bdk_warn("%s: QLM-MODE.N%%d.DLM%%d format depricated. Please use QLM-MODE.N%%d.QLM%%d instead\n", name2);
}
va_end(args);
const char *val = get_value(name, NULL);
if (val)
return val;
else
return (const char *)config_info[cfg_item].default_value;
}
/**
* Get a binary blob
*
* @param blob_size Integer to receive the size of the blob
* @param cfg_item Config item to get. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*
* @return The value of the configuration item, or def_value if the item is not set
*/
const void* bdk_config_get_blob(int *blob_size, bdk_config_t cfg_item, ...)
{
char name[64];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
va_end(args);
const void *val = get_value(name, blob_size);
if (val)
return val;
else
return (const void *)config_info[cfg_item].default_value;
}
/**
* Set an integer configuration item. Note this only sets the item in memory,
* persistent storage is not updated. The optional parameters for the setting are
* not supplied, meaning this function only changes the global default.
*
* @param value Configuration item value
* @param cfg_item Config item to set. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*/
void bdk_config_set_int_no_param(int64_t value, bdk_config_t cfg_item)
{
/* Make sure the correct access function was called */
if (config_info[cfg_item].ctype != BDK_CONFIG_TYPE_INT)
bdk_fatal("bdk_config_set_int_no_param() called for %s, not an int\n",
config_info[cfg_item].format);
char name[64];
char valstr[20];
/* Create a name without the optional parameters */
strncpy(name, config_info[cfg_item].format, sizeof(name) - 1);
name[sizeof(name) - 1] = 0;
char *ptr = strchr(name, '.');
if (ptr)
*ptr = 0;
if (!config_fdt)
{
bdk_error("bdk-config set %s before configuration loaded\n", name);
return;
}
if ((value < config_info[cfg_item].min_value) || (value > config_info[cfg_item].max_value))
{
bdk_error("Set out of range for %s = \"0x%lx\", ignoring\n", name, value);
return;
}
if (value < 10)
snprintf(valstr, sizeof(valstr), "%ld", value);
else
snprintf(valstr, sizeof(valstr), "0x%lx", value);
int status = fdt_setprop_string(config_fdt, config_node, name, valstr);
if (status < 0)
bdk_fatal("Failed to set %s=%s in FDT\n", name, valstr);
}
/**
* Set an integer configuration item. Note this only sets the item in memory,
* persistent storage is not updated.
*
* @param value Configuration item value
* @param cfg_item Config item to set. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*/
void bdk_config_set_int(int64_t value, bdk_config_t cfg_item, ...)
{
/* Make sure the correct access function was called */
if (config_info[cfg_item].ctype != BDK_CONFIG_TYPE_INT)
bdk_fatal("bdk_config_set_int() called for %s, not an int\n",
config_info[cfg_item].format);
char name[64];
char valstr[20];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
va_end(args);
if (!config_fdt)
{
bdk_error("bdk-config set %s before configuration loaded\n", name);
return;
}
if ((value < config_info[cfg_item].min_value) || (value > config_info[cfg_item].max_value))
{
bdk_error("Set out of range for %s = \"0x%lx\", ignoring\n", name, value);
return;
}
if (value < 10)
snprintf(valstr, sizeof(valstr), "%ld", value);
else
snprintf(valstr, sizeof(valstr), "0x%lx", value);
int status = fdt_setprop_string(config_fdt, config_node, name, valstr);
if (status < 0)
bdk_fatal("Failed to set %s=%s in FDT\n", name, valstr);
}
/**
* Set an integer configuration item. Note this only sets the item in memory,
* persistent storage is not updated.
*
* @param value Configuration item value
* @param cfg_item Config item to set. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*/
void bdk_config_set_str(const char *value, bdk_config_t cfg_item, ...)
{
/* Make sure the correct access function was called */
if (config_info[cfg_item].ctype != BDK_CONFIG_TYPE_STR)
bdk_fatal("bdk_config_set_str() called for %s, not a str\n",
config_info[cfg_item].format);
char name[64];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
va_end(args);
if (!config_fdt)
{
bdk_error("bdk-config set %s before configuration loaded\n", name);
return;
}
int status;
if (value)
status = fdt_setprop_string(config_fdt, config_node, name, value);
else
status = fdt_delprop(config_fdt, config_node, name);
if ((status < 0) && (status != -FDT_ERR_NOTFOUND))
bdk_fatal("Failed to set %s=%s in FDT\n", name, value);
}
/**
* Set a blob configuration item. Note this only sets the
* item in memory, persistent storage is not updated. The optional
* parameters for the setting are not supplied, meaning this function
* only changes the global default.
*
* @param size Size of the item in bytes. A size of zero removes the device tree field
* @param value Configuration item value
* @param cfg_item Config item to set. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*/
void bdk_config_set_blob_no_param(int size, const void *value, bdk_config_t cfg_item)
{
/* Make sure the correct access function was called */
if ((config_info[cfg_item].ctype != BDK_CONFIG_TYPE_BINARY) &&
(config_info[cfg_item].ctype != BDK_CONFIG_TYPE_STR_LIST))
bdk_fatal("bdk_config_set_blob() called for %s, not binary\n",
config_info[cfg_item].format);
char name[64];
/* Create a name without the optional parameters */
strncpy(name, config_info[cfg_item].format, sizeof(name) - 1);
name[sizeof(name) - 1] = 0;
char *ptr = strchr(name, '.');
if (ptr)
*ptr = 0;
if (!config_fdt)
{
bdk_error("bdk-config set %s before configuration loaded\n", name);
return;
}
int status;
if (size)
status = fdt_setprop(config_fdt, config_node, name, value, size);
else
status = fdt_delprop(config_fdt, config_node, name);
if ((status < 0) && (status != -FDT_ERR_NOTFOUND))
bdk_fatal("Failed to set %s in FDT\n", name);
}
/**
* Set a blob configuration item. Note this only sets the
* item in memory, persistent storage is not updated.
*
* @param size Size of the item in bytes. A size of zero removes the device tree field
* @param value Configuration item value
* @param cfg_item Config item to set. If the item takes parameters (see bdk_config_t), then the
* parameters are listed following cfg_item.
*/
void bdk_config_set_blob(int size, const void *value, bdk_config_t cfg_item, ...)
{
/* Make sure the correct access function was called */
if ((config_info[cfg_item].ctype != BDK_CONFIG_TYPE_BINARY) &&
(config_info[cfg_item].ctype != BDK_CONFIG_TYPE_STR_LIST))
bdk_fatal("bdk_config_set_blob() called for %s, not binary\n",
config_info[cfg_item].format);
char name[64];
va_list args;
va_start(args, cfg_item);
vsnprintf(name, sizeof(name)-1, config_info[cfg_item].format, args);
va_end(args);
if (!config_fdt)
{
bdk_error("bdk-config set %s before configuration loaded\n", name);
return;
}
int status;
if (size)
status = fdt_setprop(config_fdt, config_node, name, value, size);
else
status = fdt_delprop(config_fdt, config_node, name);
if ((status < 0) && (status != -FDT_ERR_NOTFOUND))
bdk_fatal("Failed to set %s in FDT\n", name);
}
/**
* Multiple functions need to display the config item help string in a format
* suitable for inclusion in a device tree. This function displays the help
* message properly indented and such.
*
* @param cfg Config item to display help for
*/
static void display_help(bdk_config_t cfg)
{
/* Print the help text as a comment before the entry */
/* Indent with tabs like Linux requires */
printf("\n");
printf("\t/* ");
const char *ptr = bdk_config_get_help(cfg);
while (*ptr)
{
putchar(*ptr);
if (*ptr == '\n')
putchar('\t');
ptr++;
}
printf(" */\n");
/* Print the parameter and its default value a comment. This will be
a reference that is easy for the user to change */
printf("\t//%s = ", config_info[cfg].format);
switch (config_info[cfg].ctype)
{
case BDK_CONFIG_TYPE_INT:
if (config_info[cfg].default_value < 10)
printf("\"%ld\"", config_info[cfg].default_value);
else
printf("\"0x%lx\"", config_info[cfg].default_value);
break;
case BDK_CONFIG_TYPE_STR:
case BDK_CONFIG_TYPE_STR_LIST:
if (config_info[cfg].default_value)
printf("\"%s\"", (const char *)config_info[cfg].default_value);
else
printf("\"\"");
break;
case BDK_CONFIG_TYPE_BINARY:
printf("[]");
break;
}
printf(";\n");
}
/**
* Display the active configuration as a valid device tree
*/
void bdk_config_show(void)
{
/* Output the standard DTS headers */
printf("/dts-v1/;\n");
printf("\n");
printf("/ {\n");
printf("cavium,bdk {\n");
for (bdk_config_t cfg = 0; cfg < __BDK_CONFIG_END; cfg++)
{
/* Show the help message */
display_help(cfg);
/* Figure out how much of the config item is fixed versus
the optional parameters */
const char *format = config_info[cfg].format;
const char *format_param = strchr(format, '.');
int format_length = 0;
if (format_param)
format_length = format_param - format;
/* Loop through all device tree entries displaying the ones that
match this format */
int offset = fdt_first_property_offset(config_fdt, config_node);
while (offset >= 0)
{
/* Get the device tree item */
const char *name = NULL;
int data_size = 0;
const char *data = fdt_getprop_by_offset(config_fdt, offset, &name, &data_size);
const char *data_end = data + data_size;
/* Find the first param */
const char *name_param = strchr(name, '.');
int name_length = 0;
if (name_param)
{
/* We want to compare up to the first param */
name_length = name_param - name;
/* If the lengths are different not including the parameters,
then we force a full matchn which will always fail */
if (name_length != format_length)
name_length = 0;
}
else /* No params, match base of format */
name_length = format_length;
/* Check if it matches the current config format */
int match;
if (name_length)
{
/* Check the prefix */
match = strncmp(name, format, name_length);
if (match == 0)
{
/* Prefix matched. We only really match if the next
character is the end of the string or a '.' */
if ((name[name_length] != 0) && (name[name_length] != '.'))
match = 1;
}
}
else
match = strcmp(name, format);
/* Print matching entries */
if (match == 0)
{
if (config_info[cfg].ctype == BDK_CONFIG_TYPE_BINARY)
{
printf("\t%s = [", name);
const char *ptr = data;
while (ptr < data_end)
{
printf(" %02x", (int)*ptr);
ptr++;
}
printf(" ]");
}
else
{
printf("\t%s = \"%s\"", name, data);
data += strlen(data) + 1;
while (data < data_end)
{
printf(",\n\t\t\"%s\"", data);
data += strlen(data) + 1;
}
}
printf(";\n");
}
offset = fdt_next_property_offset(config_fdt, offset);
}
}
/* Output the standard DTS footers */
printf("}; /* cavium,bdk */\n");
printf("}; /* / */\n");
}
/**
* Display a list of all possible config items with help text
*/
void bdk_config_help(void)
{
/* Write out formatted as part of a device tree source (dts) file */
printf("/dts-v1/;\n");
printf("\n");
printf("/ {\n");
printf("cavium,bdk {\n");
for (bdk_config_t cfg = 0; cfg < __BDK_CONFIG_END; cfg++)
display_help(cfg);
printf("}; /* cavium,bdk */\n");
printf("}; /* / */\n");
}
/**
* Save the current configuration to flash
*
* @return Zero on success, negative on failure
*/
int bdk_config_save(void)
{
/* Pack the FDT so it uses less space */
int status = fdt_pack(config_fdt);
if (status < 0)
{
bdk_error("FDT error %d: %s\n", status, fdt_strerror(status));
return -1;
}
/* Calculate a CRC32 of the FDT */
int fdt_size = fdt_totalsize(config_fdt);
uint32_t crc32 = bdk_crc32(config_fdt, fdt_size, 0);
/* Open the output file */
FILE *outf = fopen("/fatfs/default.dtb", "wb");
if (!outf)
{
bdk_error("Failed to open flash");
return -1;
}
/* Write the FDT */
if (fwrite(config_fdt, fdt_size, 1, outf) != 1)
{
bdk_error("Failed to write FDT");
fclose(outf);
return -1;
}
/* Save the CRC32 in the same endianness as the FDT */
crc32 = cpu_to_fdt32(crc32);
if (fwrite(&crc32, sizeof(crc32), 1, outf) != 1)
{
bdk_error("Failed to write FDT CRC32");
fclose(outf);
return -1;
}
fclose(outf);
return 0;
}
/**
* Takes the current live device tree and exports it to a memory address suitable
* for passing to the next binary in register X1.
*
* @return Physical address of the device tree, or 0 on failure
*/
uint64_t __bdk_config_export_to_mem(void)
{
void *end_ptr = sbrk(0);
bdk_node_t node = bdk_numa_master();
int fdt_size = fdt_totalsize(config_fdt);
/* Round size up to 4KB boundary, be sure to add 4 bytes for CRC32 */
int fdt_space = (fdt_size + 4 + 0xfff) & -4096;
/* First try 4MB - FDT size as this keeps the FDT in the 4MB secure space
setup by ATF */
void *fdt_ptr = bdk_phys_to_ptr(0x400000 - fdt_space);
if (!__bdk_is_dram_enabled(node))
{
/* Address must be in L2 */
int l2_size = bdk_l2c_get_cache_size_bytes(node);
void *l2_ptr = bdk_phys_to_ptr(l2_size - fdt_space);
if (l2_ptr < fdt_ptr)
fdt_ptr = l2_ptr;
if (fdt_ptr < end_ptr)
{
bdk_error("No room for FDT to pass to next binary\n");
return 0;
}
}
else
{
/* We have DRAM, make sure we're past the end of this image */
if (fdt_ptr < end_ptr)
fdt_ptr = end_ptr;
}
uint32_t crc32 = bdk_crc32(config_fdt, fdt_size, 0);
fdt_move(config_fdt, fdt_ptr, fdt_size);
/* CRC32 is stored in same endianness as FDT at the end */
*(uint32_t *)((const char *)fdt_ptr + fdt_size) = cpu_to_fdt32(crc32);
BDK_TRACE(FDT_OS, "Exported device tree to memory %p, size 0x%x, CRC32 %08x\n",
fdt_ptr, fdt_size, crc32);
return bdk_ptr_to_phys(fdt_ptr);
}
/**
* Return a pointer to the device tree used for configuration
*
* @return FDT or NULL on failure
*/
void* bdk_config_get_fdt(void)
{
return config_fdt;
}
/**
* Set the device tree used for configuration
*
* @param fdt Device tree to use. Memory is assumed to be from malloc() and bdk_config takes
* over ownership on success
*
* @return Zero on success, negative on failure
*/
int bdk_config_set_fdt(void *fdt)
{
int offset = fdt_path_offset(fdt, "/cavium,bdk"); /* Find our node */
if (offset < 0)
return -1;
free(config_fdt);
config_fdt = fdt;
config_node = offset;
return 0;
}
/**
* Write all default values to a FDT. Missing config items get defaults in the
* BDK config, this function adds those defaults to the FDT. This way other code
* gets the default value without needing special code.
*
* @param fdt FDT structure to fill defaults into
*
* @return Zero on success, negative on failure
*/
int bdk_config_expand_defaults(void *fdt)
{
const struct fdt_property *prop;
/* The best defaults may have changed while this image was running if DRAM
is setup. Update the defaults before expanding them */
config_set_defaults();
int fdt_node = fdt_path_offset(fdt, "/cavium,bdk"); /* Find our node */
if (fdt_node < 0)
{
bdk_error("Failed to find top node, FDT error %d: %s\n",
fdt_node, fdt_strerror(fdt_node));
return -1;
}
/* Loop through all configuration items */
for (bdk_config_t cfg = 0; cfg < __BDK_CONFIG_END; cfg++)
{
/* Figure out the base name without and dot parameters */
const char *name = config_info[cfg].format;
const char *name_end = strchr(name, '.');
int name_len;
if (name_end)
name_len = name_end - name;
else
name_len = strlen(name);
/* Try and find the base name in the FDT */
prop = fdt_get_property_namelen(fdt, fdt_node, name, name_len, NULL);
/* If it wasn't found, then we need to add the default */
if (prop == NULL)
{
/* Create a copy of the name for use in FDT calls */
char temp_name[name_len + 1];
memcpy(temp_name, name, name_len);
temp_name[name_len] = 0;
/* Call the correct FDT call based on the type */
int status = 0;
switch (config_info[cfg].ctype)
{
case BDK_CONFIG_TYPE_INT:
{
char temp_value[20];
if (config_info[cfg].default_value < 10)
snprintf(temp_value, sizeof(temp_value), "%ld", config_info[cfg].default_value);
else
snprintf(temp_value, sizeof(temp_value), "0x%lx", config_info[cfg].default_value);
/* Store the default int value */
status = fdt_setprop_string(fdt, fdt_node, temp_name, temp_value);
break;
}
case BDK_CONFIG_TYPE_STR:
/* Store the default string value, if present */
if (config_info[cfg].default_value)
{
status = fdt_setprop_string(fdt, fdt_node, temp_name,
(const char *)config_info[cfg].default_value);
}
break;
case BDK_CONFIG_TYPE_STR_LIST:
/* Do nothing, string list default to empty */
break;
case BDK_CONFIG_TYPE_BINARY:
/* Do nothing, binary defaults to empty */
break;
}
if (status < 0)
{
bdk_error("Failed to set default for %s, FDT error %d: %s\n",
temp_name, status, fdt_strerror(status));
return -1;
}
}
}
return 0;
}
/**
* Some of the default config values can vary based on runtime parameters. This
* function sets those default parameters. It must be run before anyone calls
* bdk_config_get_*().
*/
static void config_set_defaults(void)
{
bool isEmulation = bdk_is_platform(BDK_PLATFORM_EMULATOR);
/* This is Cavium's OUI with the local admin bit. We will use this as a
default as it won't collide with official addresses, but is sort of
part of the Cavium range. The lower three bytes will be updated with
the wafer info */
uint64_t mac_address = 0x020fb7000000ull;
/* Set the lower MAC address bits based on the chip manufacturing
information. This should give reasonable MAC address defaults
for production parts */
if (CAVIUM_IS_MODEL(CAVIUM_CN8XXX))
{
BDK_CSR_INIT(fus_dat0, bdk_numa_local(), BDK_MIO_FUS_DAT0);
mac_address |= fus_dat0.u & 0xffffff;
}
else
{
mac_address |= bdk_fuse_read_range(bdk_numa_local(), BDK_FUS_FUSE_NUM_E_MFG_INFOX(0), 24);
}
config_info[BDK_CONFIG_MAC_ADDRESS].default_value = mac_address;
/* Set the number of packet buffers */
int num_packet_buffers = 4096;
/* If DRAM is setup, allocate 8K buffers for 8 ports plus some slop */
if (__bdk_is_dram_enabled(bdk_numa_master()))
num_packet_buffers = 8192 * 16 + 1024;
else if (isEmulation) {
if (CAVIUM_IS_MODEL(CAVIUM_CN83XX))
num_packet_buffers = 4096 * 4;
}
config_info[BDK_CONFIG_NUM_PACKET_BUFFERS].default_value = num_packet_buffers;
config_info[BDK_CONFIG_PACKET_BUFFER_SIZE].default_value = 1024;
/* Asim doesn't scale to 48 cores well. Limit to 4 */
if (bdk_is_platform(BDK_PLATFORM_ASIM))
config_info[BDK_CONFIG_COREMASK].default_value = 0xf;
/* CN88XX pass 1.x doesn't support EA */
if (CAVIUM_IS_MODEL(CAVIUM_CN88XX_PASS1_X))
config_info[BDK_CONFIG_PCIE_EA].default_value = 0;
/* Emulator only supports 4 cores */
if (isEmulation)
config_info[BDK_CONFIG_COREMASK].default_value = 0xf;
}
/**
* BDK configuration items are stored in a device tree so thay can be passed to
* other software later. This function creates the initial empty device tree
* used for BDK configuration items. The values will be populated as configuration
* files are read from flash.
*/
static void config_setup_fdt(void)
{
const int FDT_SIZE = 0x10000;
config_fdt = calloc(1, FDT_SIZE);
if (!config_fdt)
bdk_fatal("Unable to allocate memory for config FDT\n");
if (fdt_create_empty_tree(config_fdt, FDT_SIZE) < 0)
bdk_fatal("Unable to create FDT for config\n");
config_node = fdt_add_subnode(config_fdt, 0, "cavium,bdk");
if (config_node < 0)
bdk_fatal("Unable to create cavium,bdk node in FDT\n");
}
/**
* Parse a FDT and copy its properties to our configuration FDT
*
* @param fdt FDT to parse
*/
static int config_parse_fdt(const void *fdt, const char *base_path)
{
/* Check the FDT header */
int result = fdt_check_header(fdt);
if (result)
goto fail;
/* Find our node */
result = fdt_path_offset(fdt, base_path);
if (result < 0)
goto fail;
/* Copy all parameters to our in memory FDT */
int offset = fdt_first_property_offset(fdt, result);
while (offset >= 0)
{
const char *name = NULL;
int blob_size = 0;
const char *data = fdt_getprop_by_offset(fdt, offset, &name, &blob_size);
result = fdt_setprop(config_fdt, config_node, name, data, blob_size);
offset = fdt_next_property_offset(fdt, offset);
}
return 0;
fail:
bdk_error("FDT error %d: %s\n", result, fdt_strerror(result));
return -1;
}
/**
* Load a FDT from a file and pull in its configuration properties
*
* @param filename File to read from
* @param offset Offset into the file to read from
*
* @return Zero on success, negative on failure
*/
static int config_load_file(const char *filename, uint64_t offset)
{
uint64_t ftd_size = 0;
bdk_signed_flags_t sign_flags = BDK_SIGNED_FLAG_NONE;
if (offset)
sign_flags = BDK_SIGNED_FLAG_ALLOW_UNSIGNED | BDK_SIGNED_FLAG_NOT_ENCRYPTED;
void *fdt = bdk_signed_load(filename, offset, BDK_SIGNED_DTS, sign_flags, &ftd_size);
if (!fdt)
return -1;
/* Make sure the read succeeded */
if (ftd_size < (int)sizeof(struct fdt_header))
{
bdk_error("Invalid device tee %s\n", filename);
free(fdt);
return -1;
}
if (fdt_check_header(fdt))
{
bdk_error("Invalid FDT header read from %s\n", filename);
free(fdt);
return -1;
}
/* Make sure we read enough data to contain the FDT */
int correct_size = fdt_totalsize(fdt);
if ((int)ftd_size < correct_size)
{
bdk_error("Unable to read FDT from %s\n", filename);
free(fdt);
return -1;
}
/* Check if a CRC32 was added on the end of the FDT */
if ((int)ftd_size >= correct_size + 4)
{
uint32_t crc32 = bdk_crc32(fdt, correct_size, 0);
uint32_t correct_crc32 = *(uint32_t *)((const char *)fdt + correct_size);
/* CRC32 is stored in same endianness as FDT */
correct_crc32 = fdt32_to_cpu(correct_crc32);
if (crc32 != correct_crc32)
{
bdk_error("FDT failed CRC32 verification (%s)\n", filename);
free(fdt);
return -1;
}
//printf("PASS: FDT CRC32 verification (%s)\n", filename);
}
/* Parse the device tree, adding its configuration to ours */
if (config_parse_fdt(fdt, "/cavium,bdk"))
{
free(fdt);
return -1;
}
free(fdt);
return 0;
}
/**
* Internal BDK function to initialize the config system. Must be called before
* any configuration functions are called
*/
void __bdk_config_init(void)
{
bool done_trust_init = false;
/* Set default that can vary dynamically at runtime */
config_set_defaults();
/* Regsiter X1 is expected to be a device tree when we boot. Check that
the physical address seems correct, then load the device tree */
if ((__bdk_init_reg_x1 > 0) && /* Not zero */
(__bdk_init_reg_x1 < 0x1000000) && /* In the lower 16MB */
((__bdk_init_reg_x1 & 0xfff) == 0)) /* Aligned on a 4KB boundary */
{
const void *fdt = (const void *)__bdk_init_reg_x1;
/* Check the FDT header */
int result = fdt_check_header(fdt);
if (result)
result = -1; /* Invalid tree */
else
{
int fdt_size = fdt_totalsize(fdt);
uint32_t crc32 = bdk_crc32(fdt, fdt_size, 0);
uint32_t correct_crc32 = *(uint32_t *)((const char *)fdt + fdt_size);
/* CRC32 is stored in same endianness as FDT */
correct_crc32 = fdt32_to_cpu(correct_crc32);
if (crc32 == correct_crc32)
{
//printf("Previous image FDT passed CRC32 verification(%p, size 0x%x, CRC32 %08x)\n", fdt, fdt_size, crc32);
result = fdt_path_offset(fdt, "/cavium,bdk"); /* Find our node */
}
else
{
bdk_error("Previous image FDT failed CRC32 verification(%p, size 0x%x)\n", fdt, fdt_size);
result = -1; /* Invalid tree */
}
}
/* If tree is valid so far, attempt to move it into our memory space */
if (result > 0)
{
/* 4KB extra room for growth */
const int fdt_size = fdt_totalsize(fdt) + 4096;
config_fdt = calloc(1, fdt_size);
if (config_fdt)
{
int result = fdt_move(fdt, config_fdt, fdt_size);
if (result == 0)
{
/* Find our node */
config_node = fdt_path_offset(config_fdt, "/cavium,bdk");
if (config_node > 0)
{
printf("Using configuration from previous image\n");
goto done;
}
else
{
bdk_error("Unable to find BDK node after move\n");
free(config_fdt);
config_node = 0;
config_fdt = NULL;
}
}
else
{
bdk_error("Unable to move passed device tree\n");
free(config_fdt);
config_fdt = NULL;
}
}
else
bdk_error("Failed to allocate memory for passed device tree (%d bytes)\n", fdt_size);
}
}
/* Create the global device tree used to store config items */
config_setup_fdt();
/* Setup trust level so reading device trees works */
__bdk_trust_init();
done_trust_init = true;
if (bdk_is_platform(BDK_PLATFORM_ASIM))
{
if (CAVIUM_IS_MODEL(CAVIUM_CN88XX))
bdk_config_set_str("ASIM-CN88XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN83XX))
bdk_config_set_str("ASIM-CN83XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN81XX))
bdk_config_set_str("ASIM-CN81XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN93XX))
bdk_config_set_str("ASIM-CN93XX", BDK_CONFIG_BOARD_MODEL);
}
else if (bdk_is_platform(BDK_PLATFORM_EMULATOR))
{
if (CAVIUM_IS_MODEL(CAVIUM_CN88XX))
bdk_config_set_str("EMUL-CN88XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN83XX))
bdk_config_set_str("EMUL-CN83XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN81XX))
bdk_config_set_str("EMUL-CN81XX", BDK_CONFIG_BOARD_MODEL);
else if (CAVIUM_IS_MODEL(CAVIUM_CN93XX))
bdk_config_set_str("EMUL-CN93XX", BDK_CONFIG_BOARD_MODEL);
}
else if (config_load_file("/rom/boardcfg.dtb", 0) == 0)
{
printf("Board manufacturing information loaded from ROM-FS\n");
}
/* Load manufacturing data from the top 64KB of flash */
else if (config_load_file("/boot", BDK_CONFIG_MANUFACTURING_ADDRESS) != 0)
{
printf("\33[1m"); /* Bold */
bdk_warn("\n");
bdk_warn("********************************************************\n");
bdk_warn("* Board manufacturing information not found. Program\n");
bdk_warn("* the board manufacturing information in the Setup menu.\n");
bdk_warn("********************************************************\n");
bdk_warn("\n");
printf("\33[0m"); /* Normal */
goto done;
}
const char *model = bdk_config_get_str(BDK_CONFIG_BOARD_MODEL);
const char *revision = bdk_config_get_str(BDK_CONFIG_BOARD_REVISION);
/* Load BOARD-REVISION.cfg if it is on ROM-FS */
if (model && revision)
{
char filename[64];
snprintf(filename, sizeof(filename), "/rom/%s-%s.dtb", model, revision);
if (config_load_file(filename, 0) == 0)
goto done;
}
/* Load BOARD.cfg if it is on ROM-FS */
if (model)
{
char filename[64];
snprintf(filename, sizeof(filename), "/rom/%s.dtb", model);
if (config_load_file(filename, 0) == 0)
goto done;
}
/* Load default.dtb if it is there */
if (config_load_file("/fatfs/default.dtb", 0) == 0)
goto done;
/* Load BOARD-REVISION.cfg if it is there */
if (model && revision)
{
char filename[64];
snprintf(filename, sizeof(filename), "/fatfs/%s-%s.dtb", model, revision);
if (config_load_file(filename, 0) == 0)
goto done;
}
/* Load BOARD.cfg if it is there */
if (model)
{
char filename[64];
snprintf(filename, sizeof(filename), "/fatfs/%s.dtb", model);
if (config_load_file(filename, 0) == 0)
goto done;
}
/* No board specific configuration was found. Warn the user */
printf("\33[1m"); /* Bold */
bdk_warn("\n");
bdk_warn("********************************************************\n");
bdk_warn("* Board configuration file not found. Either the board\n");
bdk_warn("* model is incorrect, or factory settings are not\n");
bdk_warn("* available. DTB file not found for board \"%s\".\n", model);
bdk_warn("********************************************************\n");
bdk_warn("\n");
printf("\33[0m"); /* Normal */
done:
bdk_config_set_str(bdk_version_string(), BDK_CONFIG_VERSION);
/* Load the tracing level */
bdk_trace_enables = bdk_config_get_int(BDK_CONFIG_TRACE);
if (BDK_TRACE_OVERRIDE)
bdk_trace_enables = BDK_TRACE_OVERRIDE;
if (!done_trust_init)
__bdk_trust_init();
}
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