diff options
Diffstat (limited to 'software/shared/shared.h')
-rw-r--r-- | software/shared/shared.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/software/shared/shared.h b/software/shared/shared.h deleted file mode 100644 index e8f3bf4..0000000 --- a/software/shared/shared.h +++ /dev/null @@ -1,73 +0,0 @@ -// See LICENSE for license details. - -#ifndef SIFIVE_SHARED_H -#define SIFIVE_SHARED_H - -#include "uart.h" -#include "gpio.h" -#include "plic.h" - -// Some things missing from the official encoding.h -#define MCAUSE_INT 0x80000000 -#define MCAUSE_CAUSE 0x7FFFFFFF - -/**************************************************************************** - * Platform definitions - *****************************************************************************/ - -#define MTIMECMP_BASE_ADDR 0x44004000UL -#define MTIME_ADDR 0x4400BFF8UL -#define PLIC_BASE_ADDR 0x40000000UL -#define UART_BASE_ADDR 0x48000000UL -#define GPIO_BASE_ADDR 0x48002000UL -#define SPI_BASE_ADDR 0x48001000UL - - -/**************************************************************************** - * Clock Parameters - *****************************************************************************/ - -#define RTC_PRESCALER 100 -#define CLOCK_FREQUENCY 62500000 - -/**************************************************************************** - * GPIO Connections - *****************************************************************************/ - - -// Each of these OFFSETS holds 4 bits. - -#define RED_LEDS_OFFSET 0 -#define GREEN_LEDS_OFFSET 4 -#define BLUE_LEDS_OFFSET 8 -#define JA_OUT_OFFSET 12 // JA Pins 1-4 are outputs. - -#define BUTTONS_OFFSET 16 -#define SWITCHES_OFFSET 20 -#define JA_IN_OFFSET 24 // JA Pins 7-10 are inputs. -// reserved input offset 38 // Tied to zero. - -/**************************************************************************** - * External Interrupts handled by PLIC. - *****************************************************************************/ - -// Interrupt devices -#define INT_DEVICE_BUTTON_0 1 -#define INT_DEVICE_BUTTON_1 2 -#define INT_DEVICE_BUTTON_2 3 -#define INT_DEVICE_BUTTON_3 4 - -#define INT_DEVICE_JA_7 5 -#define INT_DEVICE_JA_8 6 -#define INT_DEVICE_JA_9 7 -#define INT_DEVICE_JA_10 8 - - -// Setting these correctly makes the initialization scripts -// run faster. -#define PLIC_NUM_SOURCES 31 -#define PLIC_NUM_PRIORITIES 0 - -void write_hex(int fd, uint32_t hex); - -#endif |