pic32mzdask.h 3.6 KB

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  1. /*
  2. * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
  3. *
  4. * SPDX-License-Identifier: GPL-2.0+
  5. *
  6. * Microchip PIC32MZ[DA] Starter Kit.
  7. */
  8. #ifndef __PIC32MZDASK_CONFIG_H
  9. #define __PIC32MZDASK_CONFIG_H
  10. /* System Configuration */
  11. /*--------------------------------------------
  12. * CPU configuration
  13. */
  14. /* CPU Timer rate */
  15. #define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
  16. /* Cache Configuration */
  17. #define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
  18. /*----------------------------------------------------------------------
  19. * Memory Layout
  20. */
  21. #define CONFIG_SYS_SRAM_BASE 0x80000000
  22. #define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */
  23. /* Initial RAM for temporary stack, global data */
  24. #define CONFIG_SYS_INIT_RAM_SIZE 0x10000
  25. #define CONFIG_SYS_INIT_RAM_ADDR \
  26. (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
  27. #define CONFIG_SYS_INIT_SP_ADDR \
  28. (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
  29. /* SDRAM Configuration (for final code, data, stack, heap) */
  30. #define CONFIG_SYS_SDRAM_BASE 0x88000000
  31. #define CONFIG_SYS_MALLOC_LEN (256 << 10)
  32. #define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10)
  33. #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
  34. #define CONFIG_SYS_MONITOR_LEN (192 << 10)
  35. #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
  36. #define CONFIG_SYS_ENV_ADDR 0x88300000
  37. #define CONFIG_SYS_FDT_ADDR 0x89d00000
  38. /* Memory Test */
  39. #define CONFIG_SYS_MEMTEST_START 0x88000000
  40. #define CONFIG_SYS_MEMTEST_END 0x88080000
  41. /*----------------------------------------------------------------------
  42. * Commands
  43. */
  44. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  45. /*------------------------------------------------------------
  46. * Console Configuration
  47. */
  48. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  49. #define CONFIG_CMDLINE_EDITING 1
  50. /*-----------------------------------------------------------------------
  51. * Networking Configuration
  52. */
  53. #define CONFIG_MII
  54. #define CONFIG_PHY_SMSC
  55. #define CONFIG_SYS_RX_ETH_BUFFER 8
  56. #define CONFIG_NET_RETRY_COUNT 20
  57. #define CONFIG_ARP_TIMEOUT 500 /* millisec */
  58. /*
  59. * BOOTP options
  60. */
  61. #define CONFIG_BOOTP_BOOTFILESIZE
  62. #define CONFIG_BOOTP_BOOTPATH
  63. #define CONFIG_BOOTP_GATEWAY
  64. #define CONFIG_BOOTP_HOSTNAME
  65. /*--------------------------------------------------
  66. * USB Configuration
  67. */
  68. /*-----------------------------------------------------------------------
  69. * File System Configuration
  70. */
  71. /* FAT FS */
  72. #define CONFIG_SUPPORT_VFAT
  73. /* -------------------------------------------------
  74. * Environment
  75. */
  76. #define CONFIG_ENV_SIZE 0x4000
  77. /* ---------------------------------------------------------------------
  78. * Board boot configuration
  79. */
  80. #define CONFIG_TIMESTAMP /* Print image info with timestamp */
  81. #define MEM_LAYOUT_ENV_SETTINGS \
  82. "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
  83. "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
  84. "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
  85. #define CONFIG_LEGACY_BOOTCMD_ENV \
  86. "legacy_bootcmd= " \
  87. "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
  88. "env import -tr ${scriptaddr} ${filesize}; " \
  89. "if test -n \"${bootcmd_uenv}\" ; then " \
  90. "echo Running bootcmd_uenv ...; " \
  91. "run bootcmd_uenv; " \
  92. "fi; " \
  93. "fi; \0"
  94. #define BOOT_TARGET_DEVICES(func) \
  95. func(MMC, mmc, 0) \
  96. func(USB, usb, 0) \
  97. func(DHCP, dhcp, na)
  98. #include <config_distro_bootcmd.h>
  99. #define CONFIG_EXTRA_ENV_SETTINGS \
  100. MEM_LAYOUT_ENV_SETTINGS \
  101. CONFIG_LEGACY_BOOTCMD_ENV \
  102. BOOTENV
  103. #undef CONFIG_BOOTCOMMAND
  104. #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
  105. #endif /* __PIC32MZDASK_CONFIG_H */