68 lines
2.2 KiB
Plaintext
68 lines
2.2 KiB
Plaintext
#
|
|
# Maximite Computer (Original)
|
|
# ============================
|
|
# Console on USB.
|
|
# For details, see https://github.com/RetroBSD/retrobsd/wiki/Board-Geoffs-Maximite
|
|
#
|
|
# To build the kernel, use:
|
|
# cd sys/pic32/maximite
|
|
# kconfig Config
|
|
# make clean
|
|
# make
|
|
#
|
|
# Format of this file is described on page:
|
|
# http://retrobsd.org/wiki/doku.php/doc/kconfig
|
|
#
|
|
architecture "pic32"
|
|
cpu "PIC32MX7" # Processor variant
|
|
board "MAXIMITE" # Board type
|
|
ldscript "maximite/bootloader.ld" # Linker script
|
|
|
|
# Standard system options
|
|
options "CPU_KHZ=80000" # Oscillator frequency of CPU core
|
|
options "BUS_KHZ=80000" # Frequency of peripheral bus
|
|
options "BUS_DIV=1" # Bus clock divisor 1/2/4/8
|
|
|
|
# LEDs
|
|
signal "LED_KERNEL" pin RF0 invert # kernel activity indicator
|
|
signal "LED_DISK" pin RE1 # disk activity indicator
|
|
|
|
# Root filesystem at /dev/sd0a, swap at /dev/sd0b
|
|
config unix root on sd0a
|
|
swap on sd0b
|
|
|
|
# Console options
|
|
options "CONSOLE_DEVICE=ttyUSB0" # Console on USB
|
|
|
|
# Virtual UART on USB
|
|
device uartusb
|
|
options "USB_MAX_EP_NUMBER=3"
|
|
options "USB_NUM_STRING_DESCRIPTORS=3"
|
|
|
|
# SPI ports
|
|
controller spi4 # SD card
|
|
|
|
# microSD card
|
|
device sd0 at spi4 pin RE0 # select pin
|
|
options "SD0_PORT=4" # at spi3 TODO: delete
|
|
options "SD0_CS_PORT=TRISE" # for chip select... TODO: delete
|
|
options "SD0_CS_PIN=0" # ...use pin RE0 TODO: delete
|
|
|
|
# General purpose I/O ports
|
|
# Flags define a mask of available pins
|
|
# The following pins excluded:
|
|
# RF4, RF5, RD10, RE0 - spi4, SD card
|
|
device gpio0 flags 0xc6ff # port A
|
|
device gpio1 flags 0xffff # port B
|
|
device gpio2 flags 0xf01e # port C
|
|
device gpio3 flags 0xfbff # port D
|
|
device gpio4 flags 0x03fe # port E
|
|
device gpio5 flags 0x310f # port F
|
|
device gpio6 flags 0xf3cf # port G
|
|
|
|
# ADC driver
|
|
device adc
|
|
|
|
# PWM driver
|
|
device pwm
|