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-rw-r--r--firmware/octoclock/include/clkdist.h4
-rw-r--r--firmware/octoclock/include/debug.h4
-rw-r--r--firmware/octoclock/include/gpsdo.h2
-rw-r--r--firmware/octoclock/include/net/enc28j60.h539
-rw-r--r--firmware/octoclock/include/net/enc28j60conf.h49
-rw-r--r--firmware/octoclock/include/net/eth_mac_addr.h5
-rw-r--r--firmware/octoclock/include/network.h12
-rw-r--r--firmware/octoclock/include/octoclock.h27
-rw-r--r--firmware/octoclock/include/state.h23
-rw-r--r--firmware/octoclock/include/usart.h4
10 files changed, 287 insertions, 382 deletions
diff --git a/firmware/octoclock/include/clkdist.h b/firmware/octoclock/include/clkdist.h
index 633df9ddf..357daf37b 100644
--- a/firmware/octoclock/include/clkdist.h
+++ b/firmware/octoclock/include/clkdist.h
@@ -23,7 +23,7 @@
#include <octoclock.h>
typedef enum {
- Reg0, Reg1, Reg2, Reg3, Reg4, Reg5, Reg6, Reg7,
+ Reg0=0, Reg1, Reg2, Reg3, Reg4, Reg5, Reg6, Reg7,
Reg8_Status_Control,
Read_Command=0xE,
RAM_EEPROM_Unlock=0x1F,
@@ -46,6 +46,8 @@ void reset_TI_CDCE18005(void);
uint32_t get_TI_CDCE18005(CDCE18005 which_register);
+void set_TI_CDCE18005(CDCE18005 which_register, uint32_t bits);
+
bool check_TI_CDCE18005(TI_Input_10_MHz which_input, CDCE18005 which_register);
#endif /* _CLKDIST_H_ */
diff --git a/firmware/octoclock/include/debug.h b/firmware/octoclock/include/debug.h
index ee0618bc6..1f69896f0 100644
--- a/firmware/octoclock/include/debug.h
+++ b/firmware/octoclock/include/debug.h
@@ -66,8 +66,8 @@
DEBUG_LOG_HEX(((uint8_t*)&num)[0]);
#define DEBUG_LOG_INT(num) DEBUG_LOG_HEX_NNL(((uint8_t*)&num)[3]); \
- DEBUG_LOG_HEX(((uint8_t*)&num)[2]); \
- DEBUG_LOG_HEX(((uint8_t*)&num)[1]); \
+ DEBUG_LOG_HEX_NNL(((uint8_t*)&num)[2]); \
+ DEBUG_LOG_HEX_NNL(((uint8_t*)&num)[1]); \
DEBUG_LOG_HEX(((uint8_t*)&num)[0]);
#else
diff --git a/firmware/octoclock/include/gpsdo.h b/firmware/octoclock/include/gpsdo.h
index fc7d87324..df0440404 100644
--- a/firmware/octoclock/include/gpsdo.h
+++ b/firmware/octoclock/include/gpsdo.h
@@ -27,6 +27,4 @@ gpsdo_cache_state_t gpsdo_state;
void send_gpsdo_cmd(char* buf, uint8_t size);
-void process_gpsdo_output(void);
-
#endif /* _GPSDO_H_ */
diff --git a/firmware/octoclock/include/net/enc28j60.h b/firmware/octoclock/include/net/enc28j60.h
index 463303f3c..dc58b451b 100644
--- a/firmware/octoclock/include/net/enc28j60.h
+++ b/firmware/octoclock/include/net/enc28j60.h
@@ -1,299 +1,276 @@
-/*! \file enc28j60.h \brief Microchip ENC28J60 Ethernet Interface Driver. */
-//*****************************************************************************
-//
-// File Name : 'enc28j60.h'
-// Title : Microchip ENC28J60 Ethernet Interface Driver
-// Author : Pascal Stang (c)2005
-// Created : 9/22/2005
-// Revised : 9/22/2005
-// Version : 0.1
-// Target MCU : Atmel AVR series
-// Editor Tabs : 4
-//
-/// \ingroup network
-/// \defgroup enc28j60 Microchip ENC28J60 Ethernet Interface Driver (enc28j60.c)
-/// \code #include "net/enc28j60.h" \endcode
-/// \par Overview
-/// This driver provides initialization and transmit/receive
-/// functions for the Microchip ENC28J60 10Mb Ethernet Controller and PHY.
-/// This chip is novel in that it is a full MAC+PHY interface all in a 28-pin
-/// chip, using an SPI interface to the host processor.
-///
-//
-//*****************************************************************************
-//@{
+/*
+ * Copyright 2015 Ettus Research LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
-#ifndef ENC28J60_H
-#define ENC28J60_H
+#ifndef _NET_ENC28J60_H_
+#define _NET_ENC28J60_H_
-#include <avrlibdefs.h>
+#include <avr/io.h>
-#include "enc28j60conf.h"
+#define SPI_DDR DDRB
+#define SPI_PORT PORTB
+#define SPI_CS 0
+#define SPI_MOSI 2
+#define SPI_MISO 3
+#define SPI_SCK 1
-// ENC28J60 Control Registers
-// Control register definitions are a combination of address,
-// bank number, and Ethernet/MAC/PHY indicator bits.
-// - Register address (bits 0-4)
-// - Bank number (bits 5-6)
-// - MAC/PHY indicator (bit 7)
-#define ADDR_MASK 0x1F
-#define BANK_MASK 0x60
-#define SPRD_MASK 0x80
-// All-bank registers
-#define EIE 0x1B
-#define EIR 0x1C
-#define ESTAT 0x1D
-#define ECON2 0x1E
-#define ECON1 0x1F
-// Bank 0 registers
-#define ERDPTL (0x00|0x00)
-#define ERDPTH (0x01|0x00)
-#define EWRPTL (0x02|0x00)
-#define EWRPTH (0x03|0x00)
-#define ETXSTL (0x04|0x00)
-#define ETXSTH (0x05|0x00)
-#define ETXNDL (0x06|0x00)
-#define ETXNDH (0x07|0x00)
-#define ERXSTL (0x08|0x00)
-#define ERXSTH (0x09|0x00)
-#define ERXNDL (0x0A|0x00)
-#define ERXNDH (0x0B|0x00)
-#define ERXRDPTL (0x0C|0x00)
-#define ERXRDPTH (0x0D|0x00)
-#define ERXWRPTL (0x0E|0x00)
-#define ERXWRPTH (0x0F|0x00)
-#define EDMASTL (0x10|0x00)
-#define EDMASTH (0x11|0x00)
-#define EDMANDL (0x12|0x00)
-#define EDMANDH (0x13|0x00)
-#define EDMADSTL (0x14|0x00)
-#define EDMADSTH (0x15|0x00)
-#define EDMACSL (0x16|0x00)
-#define EDMACSH (0x17|0x00)
-// Bank 1 registers
-#define EHT0 (0x00|0x20)
-#define EHT1 (0x01|0x20)
-#define EHT2 (0x02|0x20)
-#define EHT3 (0x03|0x20)
-#define EHT4 (0x04|0x20)
-#define EHT5 (0x05|0x20)
-#define EHT6 (0x06|0x20)
-#define EHT7 (0x07|0x20)
-#define EPMM0 (0x08|0x20)
-#define EPMM1 (0x09|0x20)
-#define EPMM2 (0x0A|0x20)
-#define EPMM3 (0x0B|0x20)
-#define EPMM4 (0x0C|0x20)
-#define EPMM5 (0x0D|0x20)
-#define EPMM6 (0x0E|0x20)
-#define EPMM7 (0x0F|0x20)
-#define EPMCSL (0x10|0x20)
-#define EPMCSH (0x11|0x20)
-#define EPMOL (0x14|0x20)
-#define EPMOH (0x15|0x20)
-#define EWOLIE (0x16|0x20)
-#define EWOLIR (0x17|0x20)
-#define ERXFCON (0x18|0x20)
-#define EPKTCNT (0x19|0x20)
-// Bank 2 registers
-#define MACON1 (0x00|0x40|0x80)
-#define MACON2 (0x01|0x40|0x80)
-#define MACON3 (0x02|0x40|0x80)
-#define MACON4 (0x03|0x40|0x80)
-#define MABBIPG (0x04|0x40|0x80)
-#define MAIPGL (0x06|0x40|0x80)
-#define MAIPGH (0x07|0x40|0x80)
-#define MACLCON1 (0x08|0x40|0x80)
-#define MACLCON2 (0x09|0x40|0x80)
-#define MAMXFLL (0x0A|0x40|0x80)
-#define MAMXFLH (0x0B|0x40|0x80)
-#define MAPHSUP (0x0D|0x40|0x80)
-#define MICON (0x11|0x40|0x80)
-#define MICMD (0x12|0x40|0x80)
-#define MIREGADR (0x14|0x40|0x80)
-#define MIWRL (0x16|0x40|0x80)
-#define MIWRH (0x17|0x40|0x80)
-#define MIRDL (0x18|0x40|0x80)
-#define MIRDH (0x19|0x40|0x80)
-// Bank 3 registers
-#define MAADR1 (0x00|0x60|0x80)
-#define MAADR0 (0x01|0x60|0x80)
-#define MAADR3 (0x02|0x60|0x80)
-#define MAADR2 (0x03|0x60|0x80)
-#define MAADR5 (0x04|0x60|0x80)
-#define MAADR4 (0x05|0x60|0x80)
-#define EBSTSD (0x06|0x60)
-#define EBSTCON (0x07|0x60)
-#define EBSTCSL (0x08|0x60)
-#define EBSTCSH (0x09|0x60)
-#define MISTAT (0x0A|0x60|0x80)
-#define EREVID (0x12|0x60)
-#define ECOCON (0x15|0x60)
-#define EFLOCON (0x17|0x60)
-#define EPAUSL (0x18|0x60)
-#define EPAUSH (0x19|0x60)
-// PHY registers
-#define PHCON1 0x00
-#define PHSTAT1 0x01
-#define PHHID1 0x02
-#define PHHID2 0x03
-#define PHCON2 0x10
-#define PHSTAT2 0x11
-#define PHIE 0x12
-#define PHIR 0x13
-#define PHLCON 0x14
+// Register Masks
+#define ADDR_MASK 0x1F
+#define BANK_MASK 0x60
+#define SPRD_MASK 0x80
-// ENC28J60 EIE Register Bit Definitions
-#define EIE_INTIE 0x80
-#define EIE_PKTIE 0x40
-#define EIE_DMAIE 0x20
-#define EIE_LINKIE 0x10
-#define EIE_TXIE 0x08
-#define EIE_WOLIE 0x04
-#define EIE_TXERIE 0x02
-#define EIE_RXERIE 0x01
-// ENC28J60 EIR Register Bit Definitions
-#define EIR_PKTIF 0x40
-#define EIR_DMAIF 0x20
-#define EIR_LINKIF 0x10
-#define EIR_TXIF 0x08
-#define EIR_WOLIF 0x04
-#define EIR_TXERIF 0x02
-#define EIR_RXERIF 0x01
-// ENC28J60 ESTAT Register Bit Definitions
-#define ESTAT_INT 0x80
-#define ESTAT_LATECOL 0x10
-#define ESTAT_RXBUSY 0x04
-#define ESTAT_TXABRT 0x02
-#define ESTAT_CLKRDY 0x01
-// ENC28J60 ECON2 Register Bit Definitions
-#define ECON2_AUTOINC 0x80
-#define ECON2_PKTDEC 0x40
-#define ECON2_PWRSV 0x20
-#define ECON2_VRPS 0x08
-// ENC28J60 ECON1 Register Bit Definitions
-#define ECON1_TXRST 0x80
-#define ECON1_RXRST 0x40
-#define ECON1_DMAST 0x20
-#define ECON1_CSUMEN 0x10
-#define ECON1_TXRTS 0x08
-#define ECON1_RXEN 0x04
-#define ECON1_BSEL1 0x02
-#define ECON1_BSEL0 0x01
-// ENC28J60 MACON1 Register Bit Definitions
-#define MACON1_LOOPBK 0x10
-#define MACON1_TXPAUS 0x08
-#define MACON1_RXPAUS 0x04
-#define MACON1_PASSALL 0x02
-#define MACON1_MARXEN 0x01
-// ENC28J60 MACON2 Register Bit Definitions
-#define MACON2_MARST 0x80
-#define MACON2_RNDRST 0x40
-#define MACON2_MARXRST 0x08
-#define MACON2_RFUNRST 0x04
-#define MACON2_MATXRST 0x02
-#define MACON2_TFUNRST 0x01
-// ENC28J60 MACON3 Register Bit Definitions
-#define MACON3_PADCFG2 0x80
-#define MACON3_PADCFG1 0x40
-#define MACON3_PADCFG0 0x20
-#define MACON3_TXCRCEN 0x10
-#define MACON3_PHDRLEN 0x08
-#define MACON3_HFRMLEN 0x04
-#define MACON3_FRMLNEN 0x02
-#define MACON3_FULDPX 0x01
-// ENC28J60 MICMD Register Bit Definitions
-#define MICMD_MIISCAN 0x02
-#define MICMD_MIIRD 0x01
-// ENC28J60 MISTAT Register Bit Definitions
-#define MISTAT_NVALID 0x04
-#define MISTAT_SCAN 0x02
-#define MISTAT_BUSY 0x01
-// ENC28J60 PHY PHCON1 Register Bit Definitions
-#define PHCON1_PRST 0x8000
-#define PHCON1_PLOOPBK 0x4000
-#define PHCON1_PPWRSV 0x0800
-#define PHCON1_PDPXMD 0x0100
-// ENC28J60 PHY PHSTAT1 Register Bit Definitions
-#define PHSTAT1_PFDPX 0x1000
-#define PHSTAT1_PHDPX 0x0800
-#define PHSTAT1_LLSTAT 0x0004
-#define PHSTAT1_JBSTAT 0x0002
-// ENC28J60 PHY PHCON2 Register Bit Definitions
-#define PHCON2_FRCLINK 0x4000
-#define PHCON2_TXDIS 0x2000
-#define PHCON2_JABBER 0x0400
-#define PHCON2_HDLDIS 0x0100
+// All Banks Registers
+#define EIE 0x1B
+#define EIR 0x1C
+#define ESTAT 0x1D
+#define ECON2 0x1E
+#define ECON1 0x1F
-// ENC28J60 Packet Control Byte Bit Definitions
-#define PKTCTRL_PHUGEEN 0x08
-#define PKTCTRL_PPADEN 0x04
-#define PKTCTRL_PCRCEN 0x02
-#define PKTCTRL_POVERRIDE 0x01
+// Bank 0 Registers
+#define ERDPTL 0x00
+#define ERDPTH 0x01
+#define EWRPTL 0x02
+#define EWRPTH 0x03
+#define ETXSTL 0x04
+#define ETXSTH 0x05
+#define ETXNDL 0x06
+#define ETXNDH 0x07
+#define ERXSTL 0x08
+#define ERXSTH 0x09
+#define ERXNDL 0x0A
+#define ERXNDH 0x0B
+#define ERXRDPTL 0x0C
+#define ERXRDPTH 0x0D
+#define ERXWRPTL 0x0E
+#define ERXWRPTH 0x0F
+#define EDMASTL 0x10
+#define EDMASTH 0x11
+#define EDMANDL 0x12
+#define EDMANDH 0x13
+#define EDMADSTL 0x14
+#define EDMADSTH 0x15
+#define EDMACSL 0x16
+#define EDMACSH 0x17
-// SPI operation codes
-#define ENC28J60_READ_CTRL_REG 0x00
-#define ENC28J60_READ_BUF_MEM 0x3A
-#define ENC28J60_WRITE_CTRL_REG 0x40
-#define ENC28J60_WRITE_BUF_MEM 0x7A
-#define ENC28J60_BIT_FIELD_SET 0x80
-#define ENC28J60_BIT_FIELD_CLR 0xA0
-#define ENC28J60_SOFT_RESET 0xFF
+// Bank 1 Registers
+#define EHT0 0x20
+#define EHT1 0x21
+#define EHT2 0x22
+#define EHT3 0x23
+#define EHT4 0x24
+#define EHT5 0x25
+#define EHT6 0x26
+#define EHT7 0x27
+#define EPMM0 0x28
+#define EPMM1 0x29
+#define EPMM2 0x2A
+#define EPMM3 0x2B
+#define EPMM4 0x2C
+#define EPMM5 0x2D
+#define EPMM6 0x2E
+#define EPMM7 0x2F
+#define EPMCSL 0x30
+#define EPMCSH 0x31
+#define EPMOL 0x34
+#define EPMOH 0x35
+#define EWOLIE 0x36
+#define EWOLIR 0x37
+#define ERXFCON 0x38
+#define EPKTCNT 0x39
+// Bank 2 Register
+#define MACON1 0xC0
+#define MACON2 0xC1
+#define MACON3 0xC2
+#define MACON4 0xC3
+#define MABBIPG 0xC4
+#define MAIPGL 0xC6
+#define MAIPGH 0xC7
+#define MACLCON1 0xC8
+#define MACLCON2 0xC9
+#define MAMXFLL 0xCA
+#define MAMXFLH 0xCB
+#define MAPHSUP 0xCD
+#define MICON 0xD1
+#define MICMD 0xD2
+#define MIREGADR 0xD4
+#define MIWRL 0xD6
+#define MIWRH 0xD7
+#define MIRDL 0xD8
+#define MIRDH 0xD9
-// buffer boundaries applied to internal 8K ram
-// entire available packet buffer space is allocated
-#define TXSTART_INIT 0x0000 // start TX buffer at 0
-#define RXSTART_INIT 0x0600 // give TX buffer space for one full ethernet frame (~1500 bytes)
-#define RXSTOP_INIT 0x1FFF // receive buffer gets the rest
+// Bank 3 Registers
+#define MAADR1 0xE0
+#define MAADR0 0xE1
+#define MAADR3 0xE2
+#define MAADR2 0xE3
+#define MAADR5 0xE4
+#define MAADR4 0xE5
+#define EBSTSD 0x66
+#define EBSTCON 0x67
+#define EBSTCSL 0x68
+#define EBSTCSH 0x69
+#define MISTAT 0xEA
+#define EREVID 0x72
+#define ECOCON 0x75
+#define EFLOCON 0x77
+#define EPAUSL 0x78
+#define EPAUSH 0x79
-#define MAX_FRAMELEN 1518 // maximum ethernet frame length
+// PHY Registers
+#define PHCON1 0x00
+#define PHSTAT1 0x01
+#define PHHID1 0x02
+#define PHHID2 0x03
+#define PHCON2 0x10
+#define PHSTAT2 0x11
+#define PHIE 0x12
+#define PHIR 0x13
+#define PHLCON 0x14
-// Ethernet constants
-#define ETHERNET_MIN_PACKET_LENGTH 0x3C
-//#define ETHERNET_HEADER_LENGTH 0x0E
+// ERXFCON bit definitions
+#define UCEN 0x80
+#define ANDOR 0x40
+#define CRCEN 0x20
+#define PMEN 0x10
+#define MPEN 0x08
+#define HTEN 0x04
+#define MCEN 0x02
+#define BCEN 0x01
-// setup ports for I/O
-//void ax88796SetupPorts(void);
+// EIE bit definitions
+#define INTIE 0x80
+#define PKTIE 0x40
+#define DMAIE 0x20
+#define LINKIE 0x10
+#define TXIE 0x08
+#define WOLIE 0x04
+#define TXERIE 0x02
+#define RXERIE 0x01
-//! do a ENC28J60 read operation
-u08 enc28j60ReadOp(u08 op, u08 address);
-//! do a ENC28J60 write operation
-void enc28j60WriteOp(u08 op, u08 address, u08 data);
-//! read the packet buffer memory
-void enc28j60ReadBuffer(u16 len, u08* data);
-//! write the packet buffer memory
-void enc28j60WriteBuffer(u16 len, u08* data);
-//! set the register bank for register at address
-void enc28j60SetBank(u08 address);
-//! read ax88796 register
-u08 enc28j60Read(u08 address);
-//! write ax88796 register
-void enc28j60Write(u08 address, u08 data);
-//! read a PHY register
-u16 enc28j60PhyRead(u08 address);
-//! write a PHY register
-void enc28j60PhyWrite(u08 address, u16 data);
+// EIR bit definitions
+#define PKTIF 0x40
+#define DMAIF 0x20
+#define LINKIF 0x10
+#define TXIF 0x08
+#define WOLIF 0x04
+#define TXERIF 0x02
+#define RXERIF 0x01
-//! initialize the ethernet interface for transmit/receive
-void enc28j60Init(u08* macaddr);
+// ESTAT bit definitions
+#define INT 0x80
+#define LATECOL 0x10
+#define RXBUSY 0x04
+#define TXABRT 0x02
+#define CLKRDY 0x01
-//! Packet transmit function.
-/// Sends a packet on the network. It is assumed that the packet is headed by a valid ethernet header.
-/// \param len Length of packet in bytes.
-/// \param packet Pointer to packet data.
-/// \param len2 Length of the secound packet in bytes, can be 0.
-/// \param packet2 Pointer to the secound packet data, can be NULL.
-void enc28j60PacketSend(unsigned int len1, unsigned char* packet1, unsigned int len2, unsigned char* packet2);
+// ECON2 bit definitions
+#define AUTOINC 0x80
+#define PKTDEC 0x40
+#define PWRSV 0x20
+#define VRPS 0x08
-//! Packet receive function.
-/// Gets a packet from the network receive buffer, if one is available.
-/// The packet will by headed by an ethernet header.
-/// \param maxlen The maximum acceptable length of a retrieved packet.
-/// \param buf Pointer to buffer.
-/// \return Packet length in bytes if a packet was retrieved, zero otherwise.
-unsigned int enc28j60PacketReceive(unsigned int maxlen, u08* buf);
+// ECON1 bit definitions
+#define TXRST 0x80
+#define RXRST 0x40
+#define DMAST 0x20
+#define CSUMEN 0x10
+#define TXRTS 0x08
+#define ENCRXEN 0x04
+#define BSEL1 0x02
+#define BSEL0 0x01
-#endif
-//@}
+// MACON1 bit definitions
+#define LOOPBK 0x10
+#define TXPAUS 0x08
+#define RXPAUS 0x04
+#define PASSALL 0x02
+#define MARXEN 0x01
+// MACON2 bit definitions
+#define MARST 0x80
+#define RNDRST 0x40
+#define MARXRST 0x08
+#define RFUNRST 0x04
+#define MATXRST 0x02
+#define TFUNRST 0x01
+
+// MACON3 bit definitions
+#define PADCFG2 0x80
+#define PADCFG1 0x40
+#define PADCFG0 0x20
+#define TXCRCEN 0x10
+#define PHDRLEN 0x08
+#define HFRMLEN 0x04
+#define FRMLNEN 0x02
+#define FULDPX 0x01
+
+// MICMD bit definitions
+#define MIISCAN 0x02
+#define MIIRD 0x01
+
+// MISTAT bit definitions
+#define NVALID 0x04
+#define SCAN 0x02
+#define BUSY 0x01
+
+// PHCON1 bit definitions
+#define PRST 0x8000
+#define PLOOPBK 0x4000
+#define PPWRSV 0x0800
+#define PDPXMD 0x0100
+
+// PHSTAT1 bit definitions
+#define PFDPX 0x1000
+#define PHDPX 0x0800
+#define LLSTAT 0x0004
+#define JBSTAT 0x0002
+
+// PHCON2 bit definitions
+#define FRCLINK 0x4000
+#define TXDIS 0x2000
+#define JABBER 0x0400
+#define HDLDIS 0x0100
+
+// Packet Control bit Definitions
+#define PHUGEEN 0x08
+#define PPADEN 0x04
+#define PCRCEN 0x02
+#define POVERRIDE 0x01
+
+// SPI Instruction Set
+#define RCR 0x00 // Read Control Register
+#define RBM 0x3A // Read Buffer Memory
+#define WCR 0x40 // Write Control Register
+#define WBM 0x7A // Write Buffer Memory
+#define BFS 0x80 // Bit Field Set
+#define BFC 0xA0 // Bit Field Clear
+#define SC 0xFF // Soft Reset
+
+// Buffer
+#define RXSTART_INIT 0x0000
+#define RXSTOP_INIT (0x1FFF-0x0600-1)
+#define TXSTART_INIT (0x1FFF-0x0600)
+#define TXSTOP_INIT 0x1FFF
+#define MAX_FRAMELEN 1500
+
+void enc28j60_init(uint8_t* mac_addr);
+
+uint16_t enc28j60_recv(uint8_t* buffer, uint16_t max_len);
+
+void enc28j60_send(uint8_t* buffer, uint16_t len);
+
+#endif /* _NET_ENC28J60_H_ */
diff --git a/firmware/octoclock/include/net/enc28j60conf.h b/firmware/octoclock/include/net/enc28j60conf.h
deleted file mode 100644
index 0acf5473c..000000000
--- a/firmware/octoclock/include/net/enc28j60conf.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*! \file enc28j60conf.h \brief Microchip ENC28J60 Ethernet Interface Driver Configuration. */
-//*****************************************************************************
-//
-// File Name : 'enc28j60conf.h'
-// Title : Microchip ENC28J60 Ethernet Interface Driver Configuration
-// Author : Pascal Stang
-// Created : 10/5/2004
-// Revised : 8/22/2005
-// Version : 0.1
-// Target MCU : Atmel AVR series
-// Editor Tabs : 4
-//
-// Description : This driver provides initialization and transmit/receive
-// functions for the ENC28J60 10Mb Ethernet Controller and PHY.
-//
-// This code is distributed under the GNU Public License
-// which can be found at http://www.gnu.org/licenses/gpl.txt
-//
-//*****************************************************************************
-
-#ifndef ENC28J60CONF_H
-#define ENC28J60CONF_H
-
-#include <stdint.h>
-typedef uint8_t u08;
-typedef uint16_t u16;
-typedef uint32_t u32;
-
-// ENC28J60 SPI port
-#define ENC28J60_SPI_PORT PORTB
-#define ENC28J60_SPI_DDR DDRB
-#define ENC28J60_SPI_SCK PORTB1
-#define ENC28J60_SPI_MOSI PORTB2
-#define ENC28J60_SPI_MISO PORTB3
-#define ENC28J60_SPI_SS PORTB0
-// ENC28J60 control port
-#define ENC28J60_CONTROL_PORT PORTB
-#define ENC28J60_CONTROL_DDR DDRB
-#define ENC28J60_CONTROL_CS PORTB0
-
-// MAC address for this interface
-#define ENC28J60_MAC0 '0'
-#define ENC28J60_MAC1 'F'
-#define ENC28J60_MAC2 'F'
-#define ENC28J60_MAC3 'I'
-#define ENC28J60_MAC4 'C'
-#define ENC28J60_MAC5 'E'
-
-#endif /* ENC28J60CONF_H */
diff --git a/firmware/octoclock/include/net/eth_mac_addr.h b/firmware/octoclock/include/net/eth_mac_addr.h
index 0c790aa4f..78986bf04 100644
--- a/firmware/octoclock/include/net/eth_mac_addr.h
+++ b/firmware/octoclock/include/net/eth_mac_addr.h
@@ -21,11 +21,8 @@
#include <stdint.h>
// Ethernet MAC address
-
-#pragma pack(push,1)
typedef struct {
uint8_t addr[6];
-} eth_mac_addr_t;
-#pragma pack(pop)
+} eth_mac_addr_t __attribute__((aligned(1)));
#endif /* INCLUDED_ETH_MAC_ADDR_H */
diff --git a/firmware/octoclock/include/network.h b/firmware/octoclock/include/network.h
index 83e398bc5..6d126a197 100644
--- a/firmware/octoclock/include/network.h
+++ b/firmware/octoclock/include/network.h
@@ -69,17 +69,11 @@
#define _IPH_PROTO_SET(hdr, proto) (hdr)->_ttl_proto = (htons((proto) | (_IPH_TTL(hdr) << 8)))
#define _IPH_CHKSUM_SET(hdr, chksum) (hdr)->_chksum = (chksum)
-bool using_network_defaults;
+volatile bool using_network_defaults;
// Ethernet I/O buffers
-uint8_t buf_in[512];
-uint8_t buf_out[512];
-
-// Default values loaded if EEPROM is incomplete
-static const uint32_t blank_eeprom_ip = _IP(255,255,255,255);
-static const uint32_t default_ip = _IP(192,168,10,3);
-static const uint32_t default_dr = _IP(192,168,10,1);
-static const uint32_t default_netmask = _IP(255,255,255,0);
+#define ETH_BUF_SIZE 512
+uint8_t eth_buf[ETH_BUF_SIZE];
typedef void (*udp_receiver_t)(struct socket_address src, struct socket_address dst,
unsigned char *payload, int payload_len);
diff --git a/firmware/octoclock/include/octoclock.h b/firmware/octoclock/include/octoclock.h
index 849ab7f96..34cad1c12 100644
--- a/firmware/octoclock/include/octoclock.h
+++ b/firmware/octoclock/include/octoclock.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2014 Ettus Research LLC
+ * Copyright 2014-2015 Ettus Research LLC
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -24,26 +24,21 @@
#include <stdint.h>
// Define frequency
-#define F_CPU 12500000UL
+#define F_CPU 7372800UL
/*
- * Timer 0 (8-bit)
- * * Set prescaler to 8
- * * Enable overflow interrupt
- * * Set timer to 0
- */
-#define TIMER0_INIT() TCCR0 = (1 << CS01); \
- TIMSK |= (1 << TOIE0); \
- TCNT0 = 0;
-/*
* Timer 1 (16-bit)
* * Set prescaler to 1024
* * Enable overflow interrupt
* * Set timer to 0
*/
#define TIMER1_INIT() TCCR1B = (1 << CS12) | (1 << CS10); \
- TIMSK |= (1<<TOIE1); \
- TCNT1 = 0;
+ TIMSK |= (1<<TOIE1); \
+ TCNT1 = 0;
+
+#define TIMER1_DISABLE() TCCR1B = 0; \
+ TIMSK = 0; \
+ TCNT1 = 0;
#define TIMER1_ONE_SECOND ((uint32_t)(12207))
@@ -94,12 +89,6 @@
* Bits_32(10000000,11111111,10101010,01010101) = 2164238933
*/
-typedef enum {
- Top,
- Middle,
- Bottom
-} LEDs;
-
void setup_atmel_io_ports(void);
#endif /* _OCTOCLOCK_H_ */
diff --git a/firmware/octoclock/include/state.h b/firmware/octoclock/include/state.h
index 9734948cf..2170c2638 100644
--- a/firmware/octoclock/include/state.h
+++ b/firmware/octoclock/include/state.h
@@ -22,23 +22,24 @@
#include <octoclock.h>
-// NOT PRESENT unless proven so...
-static ref_t global_which_ref = NO_REF;
-static bool global_gps_present = false;
-static bool global_ext_ref_is_present = false;
+// Global state variables
+extern volatile bool g_ext_ref_present;
+extern volatile bool g_gps_present;
+extern volatile switch_pos_t g_switch_pos;
+extern volatile ref_t g_ref;
-void led(LEDs which, int turn_it_on);
+typedef enum {
+ LED_TOP, // Internal
+ LED_MIDDLE, // External
+ LED_BOTTOM // Status
+} led_t;
-void LEDs_off(void);
+void led(led_t which, bool on);
-void force_internal(void);
+void leds_off(void);
void prefer_internal(void);
void prefer_external(void);
-ref_t which_ref(void);
-
-switch_pos_t get_switch_pos(void);
-
#endif /* _STATE_H_ */
diff --git a/firmware/octoclock/include/usart.h b/firmware/octoclock/include/usart.h
index 35ee9eb95..203255988 100644
--- a/firmware/octoclock/include/usart.h
+++ b/firmware/octoclock/include/usart.h
@@ -25,10 +25,6 @@ void usart_init(void);
char usart_getc(void);
-char usart_getc_noblock(void);
-
void usart_putc(char ch);
-void usart_putc_nowait(char ch);
-
#endif /* _USART_H_ */