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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | /* SPDX-License-Identifier: GPL-2.0+ */ /* * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com> * * Microchip PIC32MZ[DA] Starter Kit. */ #ifndef __PIC32MZDASK_CONFIG_H #define __PIC32MZDASK_CONFIG_H /* System Configuration */ /*-------------------------------------------- * CPU configuration */ /* CPU Timer rate */ #define CONFIG_SYS_MIPS_TIMER_FREQ 100000000 /*---------------------------------------------------------------------- * Memory Layout */ #define CONFIG_SYS_SRAM_BASE 0x80000000 #define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */ /* Initial RAM for temporary stack, global data */ #define CONFIG_SYS_INIT_RAM_SIZE 0x10000 #define CONFIG_SYS_INIT_RAM_ADDR \ (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE) #define CONFIG_SYS_INIT_SP_ADDR \ (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1) /* SDRAM Configuration (for final code, data, stack, heap) */ #define CONFIG_SYS_SDRAM_BASE 0x88000000 #define CONFIG_SYS_MALLOC_LEN (256 << 10) #define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10) #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_MONITOR_LEN (192 << 10) #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */ #define CONFIG_SYS_ENV_ADDR 0x88300000 #define CONFIG_SYS_FDT_ADDR 0x89d00000 /* Memory Test */ #define CONFIG_SYS_MEMTEST_START 0x88000000 #define CONFIG_SYS_MEMTEST_END 0x88080000 /*---------------------------------------------------------------------- * Commands */ /*------------------------------------------------------------ * Console Configuration */ #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ /*----------------------------------------------------------------------- * Networking Configuration */ #define CONFIG_PHY_SMSC #define CONFIG_SYS_RX_ETH_BUFFER 8 #define CONFIG_NET_RETRY_COUNT 20 #define CONFIG_ARP_TIMEOUT 500 /* millisec */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE /*-------------------------------------------------- * USB Configuration */ /* ------------------------------------------------- * Environment */ /* --------------------------------------------------------------------- * Board boot configuration */ #define CONFIG_TIMESTAMP /* Print image info with timestamp */ #define MEM_LAYOUT_ENV_SETTINGS \ "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \ "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \ "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0" #define CONFIG_LEGACY_BOOTCMD_ENV \ "legacy_bootcmd= " \ "if load mmc 0 ${scriptaddr} uEnv.txt; then " \ "env import -tr ${scriptaddr} ${filesize}; " \ "if test -n \"${bootcmd_uenv}\" ; then " \ "echo Running bootcmd_uenv ...; " \ "run bootcmd_uenv; " \ "fi; " \ "fi; \0" #define BOOT_TARGET_DEVICES(func) \ func(MMC, mmc, 0) \ func(USB, usb, 0) \ func(DHCP, dhcp, na) #include <config_distro_bootcmd.h> #define CONFIG_EXTRA_ENV_SETTINGS \ MEM_LAYOUT_ENV_SETTINGS \ CONFIG_LEGACY_BOOTCMD_ENV \ BOOTENV #undef CONFIG_BOOTCOMMAND #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd" #endif /* __PIC32MZDASK_CONFIG_H */ |