diff options
Diffstat (limited to 'nuttx/configs/ea3152/README.txt')
| -rw-r--r-- | nuttx/configs/ea3152/README.txt | 192 |
1 files changed, 96 insertions, 96 deletions
diff --git a/nuttx/configs/ea3152/README.txt b/nuttx/configs/ea3152/README.txt index 5b6eb17a9..5b513a620 100644 --- a/nuttx/configs/ea3152/README.txt +++ b/nuttx/configs/ea3152/README.txt @@ -45,7 +45,7 @@ GNU Toolchain Options CONFIG_LPC31_CODESOURCERYW=y : CodeSourcery under Windows CONFIG_LPC31_CODESOURCERYL=y : CodeSourcery under Linux CONFIG_LPC31_DEVKITARM=y : devkitARM under Windows - CONFIG_LPC31_BUILDROOT=y : NuttX buildroot under Linux or Cygwin (default) + CONFIG_LPC31_BUILDROOT=y : NuttX buildroot under Linux or Cygwin (default) If you are not using CONFIG_LPC31_BUILDROOT, then you may also have to modify the PATH in the setenv.h file if your make cannot find the tools. @@ -165,7 +165,7 @@ NuttX buildroot Toolchain Boot Sequence ^^^^^^^^^^^^^ - LPC313x has on chip bootrom which loads properly formatted images from multiple + LPC315x has on chip bootrom which loads properly formatted images from multiple sources into SRAM. These sources include including SPI Flash, NOR Flash, UART, USB, SD Card, and NAND Flash. @@ -195,12 +195,12 @@ Image Format Then, to build the NuttX binary ready to load with the bootloader, just following these steps: - - cd tools/ # Configure Nuttx - - ./configure.sh ea3152/ostest # (using the ostest configuration for this example) - - cd .. # Set up environment - - . ./setenv.sh # (see notes below) - - make # Make NuttX. This will produce nuttx.bin - - mklpc.sh # Make the bootloader binary (nuttx.lpc) + - cd tools/ # Configure Nuttx + - ./configure.sh ea3152/ostest # (using the ostest configuration for this example) + - cd .. # Set up environment + - . ./setenv.sh # (see notes below) + - make # Make NuttX. This will produce nuttx.bin + - mklpc.sh # Make the bootloader binary (nuttx.lpc) NOTES: @@ -238,7 +238,7 @@ are the steps that I use for loading new code into the EA3152: That will load the NuttX binary into ISRAM and attempt to execute it. -*See the LPC313x documentation if you do not have the FTDI driver installed. +*See the LPC315x documentation if you do not have the FTDI driver installed. Using OpenOCD and GDB ^^^^^^^^^^^^^^^^^^^^^ @@ -275,121 +275,121 @@ Using OpenOCD and GDB ARM/EA3152-specific Configuration Options ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - CONFIG_ARCH - Identifies the arch/ subdirectory. This should - be set to: + CONFIG_ARCH - Identifies the arch/ subdirectory. This should + be set to: - CONFIG_ARCH=arm + CONFIG_ARCH=arm - CONFIG_ARCH_family - For use in C code: + CONFIG_ARCH_family - For use in C code: - CONFIG_ARCH_ARM=y + CONFIG_ARCH_ARM=y - CONFIG_ARCH_architecture - For use in C code: + CONFIG_ARCH_architecture - For use in C code: - CONFIG_ARCH_ARM926EJS=y + CONFIG_ARCH_ARM926EJS=y - CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory + CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory - CONFIG_ARCH_CHIP=lpc313x + CONFIG_ARCH_CHIP=lpc31xx - CONFIG_ARCH_CHIP_name - For use in C code + CONFIG_ARCH_CHIP_name - For use in C code - CONFIG_ARCH_CHIP_LPC3152 + CONFIG_ARCH_CHIP_LPC3152 - CONFIG_ARCH_BOARD - Identifies the configs subdirectory and - hence, the board that supports the particular chip or SoC. + CONFIG_ARCH_BOARD - Identifies the configs subdirectory and + hence, the board that supports the particular chip or SoC. - CONFIG_ARCH_BOARD=ea3152 + CONFIG_ARCH_BOARD=ea3152 - CONFIG_ARCH_BOARD_name - For use in C code + CONFIG_ARCH_BOARD_name - For use in C code - CONFIG_ARCH_BOARD_EA3152 + CONFIG_ARCH_BOARD_EA3152 - CONFIG_ARCH_LOOPSPERMSEC - Must be calibrated for correct operation - of delay loops + CONFIG_ARCH_LOOPSPERMSEC - Must be calibrated for correct operation + of delay loops - CONFIG_ENDIAN_BIG - define if big endian (default is little - endian) + CONFIG_ENDIAN_BIG - define if big endian (default is little + endian) - CONFIG_DRAM_SIZE - For most ARM9 architectures, this describes the - size of installed DRAM. For the LPC313X, it is used only to - deterimine how to map the executable regions. It is SDRAM size - only if you are executing out of the external SDRAM; or it could - be NOR FLASH size, external SRAM size, or internal SRAM size. + CONFIG_DRAM_SIZE - For most ARM9 architectures, this describes the + size of installed DRAM. For the LPC315X, it is used only to + deterimine how to map the executable regions. It is SDRAM size + only if you are executing out of the external SDRAM; or it could + be NOR FLASH size, external SRAM size, or internal SRAM size. - CONFIG_DRAM_START - The start address of installed DRAM (physical) + CONFIG_DRAM_START - The start address of installed DRAM (physical) - CONFIG_DRAM_VSTART - The startaddress of DRAM (virtual) + CONFIG_DRAM_VSTART - The startaddress of DRAM (virtual) - CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to boards that - have LEDs + CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to boards that + have LEDs - CONFIG_ARCH_IRQPRIO - The LPC313x supports interrupt prioritization + CONFIG_ARCH_IRQPRIO - The LPC315x supports interrupt prioritization - CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt - stack. If defined, this symbol is the size of the interrupt - stack in bytes. If not defined, the user task stacks will be - used during interrupt handling. + CONFIG_ARCH_INTERRUPTSTACK - This architecture supports an interrupt + stack. If defined, this symbol is the size of the interrupt + stack in bytes. If not defined, the user task stacks will be + used during interrupt handling. - CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions + CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions - CONFIG_ARCH_BOOTLOADER - Set if you are using a bootloader. + CONFIG_ARCH_BOOTLOADER - Set if you are using a bootloader. - CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to board architecture. + CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to board architecture. - CONFIG_ARCH_BUTTONS - Enable support for buttons. Unique to board architecture. + CONFIG_ARCH_BUTTONS - Enable support for buttons. Unique to board architecture. - CONFIG_ARCH_CALIBRATION - Enables some build in instrumentation that - cause a 100 second delay during boot-up. This 100 second delay - serves no purpose other than it allows you to calibratre - CONFIG_ARCH_LOOPSPERMSEC. You simply use a stop watch to measure - the 100 second delay then adjust CONFIG_ARCH_LOOPSPERMSEC until - the delay actually is 100 seconds. - CONFIG_ARCH_DMA - Support DMA initialization - CONFIG_ARCH_LOWVECTORS - define if vectors reside at address 0x0000:00000 - Undefine if vectors reside at address 0xffff:0000 - CONFIG_ARCH_ROMPGTABLE - A pre-initialized, read-only page table is available. - If defined, then board-specific logic must also define PGTABLE_BASE_PADDR, - PGTABLE_BASE_VADDR, and all memory section mapping in a file named - board_memorymap.h. + CONFIG_ARCH_CALIBRATION - Enables some build in instrumentation that + cause a 100 second delay during boot-up. This 100 second delay + serves no purpose other than it allows you to calibratre + CONFIG_ARCH_LOOPSPERMSEC. You simply use a stop watch to measure + the 100 second delay then adjust CONFIG_ARCH_LOOPSPERMSEC until + the delay actually is 100 seconds. + CONFIG_ARCH_DMA - Support DMA initialization + CONFIG_ARCH_LOWVECTORS - define if vectors reside at address 0x0000:00000 + Undefine if vectors reside at address 0xffff:0000 + CONFIG_ARCH_ROMPGTABLE - A pre-initialized, read-only page table is available. + If defined, then board-specific logic must also define PGTABLE_BASE_PADDR, + PGTABLE_BASE_VADDR, and all memory section mapping in a file named + board_memorymap.h. Individual subsystems can be enabled: - CONFIG_LPC31_MCI, CONFIG_LPC31_SPI, CONFIG_LPC31_UART + CONFIG_LPC31_MCI, CONFIG_LPC31_SPI, CONFIG_LPC31_UART External memory available on the board (see also CONFIG_MM_REGIONS) - CONFIG_LPC31_EXTSRAM0 - Select if external SRAM0 is present - CONFIG_LPC31_EXTSRAM0HEAP - Select if external SRAM0 should be - configured as part of the NuttX heap. - CONFIG_LPC31_EXTSRAM0SIZE - Size (in bytes) of the installed - external SRAM0 memory - CONFIG_LPC31_EXTSRAM1 - Select if external SRAM1 is present - CONFIG_LPC31_EXTSRAM1HEAP - Select if external SRAM1 should be - configured as part of the NuttX heap. - CONFIG_LPC31_EXTSRAM1SIZE - Size (in bytes) of the installed - external SRAM1 memory - CONFIG_LPC31_EXTSDRAM - Select if external SDRAM is present - CONFIG_LPC31_EXTSDRAMHEAP - Select if external SDRAM should be - configured as part of the NuttX heap. - CONFIG_LPC31_EXTSDRAMSIZE - Size (in bytes) of the installed - external SDRAM memory - CONFIG_LPC31_EXTNAND - Select if external NAND is present - CONFIG_LPC31_EXTSDRAMSIZE - Size (in bytes) of the installed - external NAND memory - - LPC313X specific device driver settings - - CONFIG_UART_SERIAL_CONSOLE - selects the UART for the - console and ttys0 - CONFIG_UART_RXBUFSIZE - Characters are buffered as received. - This specific the size of the receive buffer - CONFIG_UART_TXBUFSIZE - Characters are buffered before - being sent. This specific the size of the transmit buffer - CONFIG_UART_BAUD - The configure BAUD of the UART. Must be - CONFIG_UART_BITS - The number of bits. Must be either 7 or 8. - CONFIG_UART_PARTIY - 0=no parity, 1=odd parity, 2=even parity - CONFIG_UART_2STOP - Two stop bits + CONFIG_LPC31_EXTSRAM0 - Select if external SRAM0 is present + CONFIG_LPC31_EXTSRAM0HEAP - Select if external SRAM0 should be + configured as part of the NuttX heap. + CONFIG_LPC31_EXTSRAM0SIZE - Size (in bytes) of the installed + external SRAM0 memory + CONFIG_LPC31_EXTSRAM1 - Select if external SRAM1 is present + CONFIG_LPC31_EXTSRAM1HEAP - Select if external SRAM1 should be + configured as part of the NuttX heap. + CONFIG_LPC31_EXTSRAM1SIZE - Size (in bytes) of the installed + external SRAM1 memory + CONFIG_LPC31_EXTSDRAM - Select if external SDRAM is present + CONFIG_LPC31_EXTSDRAMHEAP - Select if external SDRAM should be + configured as part of the NuttX heap. + CONFIG_LPC31_EXTSDRAMSIZE - Size (in bytes) of the installed + external SDRAM memory + CONFIG_LPC31_EXTNAND - Select if external NAND is present + CONFIG_LPC31_EXTSDRAMSIZE - Size (in bytes) of the installed + external NAND memory + + LPC315X specific device driver settings + + CONFIG_UART_SERIAL_CONSOLE - selects the UART for the + console and ttys0 + CONFIG_UART_RXBUFSIZE - Characters are buffered as received. + This specific the size of the receive buffer + CONFIG_UART_TXBUFSIZE - Characters are buffered before + being sent. This specific the size of the transmit buffer + CONFIG_UART_BAUD - The configure BAUD of the UART. Must be + CONFIG_UART_BITS - The number of bits. Must be either 7 or 8. + CONFIG_UART_PARTIY - 0=no parity, 1=odd parity, 2=even parity + CONFIG_UART_2STOP - Two stop bits Configurations ^^^^^^^^^^^^^^ @@ -397,10 +397,10 @@ Configurations Each EA3152 configuration is maintained in a sudirectory and can be selected as follow: - cd tools - ./configure.sh ea3152/<subdir> - cd - - . ./setenv.sh + cd tools + ./configure.sh ea3152/<subdir> + cd - + . ./setenv.sh Where <subdir> is one of the following: |