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| author | Josh Blum <josh@joshknows.com> | 2010-08-04 11:11:06 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-08-04 11:11:06 -0700 |
| commit | fe622fb28654e6a578395d7b688e7c1958d373be (patch) | |
| tree | c4cad6eb4c77895ddbc7bf8b297f4c115e6c52f7 /firmware/microblaze/lib | |
| parent | ee32fa2290f8b6abe83f1b8b33aff922f9d1e24c (diff) | |
| parent | 4240d5a2a1b705fe8ed5c3a1d1deef24be00d444 (diff) | |
| download | uhd-fe622fb28654e6a578395d7b688e7c1958d373be.tar.gz uhd-fe622fb28654e6a578395d7b688e7c1958d373be.tar.bz2 uhd-fe622fb28654e6a578395d7b688e7c1958d373be.zip | |
Merge branch 'fw_reorg'
Diffstat (limited to 'firmware/microblaze/lib')
27 files changed, 401 insertions, 1901 deletions
diff --git a/firmware/microblaze/lib/.gitignore b/firmware/microblaze/lib/.gitignore deleted file mode 100644 index 5d838bf6c..000000000 --- a/firmware/microblaze/lib/.gitignore +++ /dev/null @@ -1,40 +0,0 @@ -*~ -/*-stamp -/*.a -/*.bin -/*.dump -/*.log -/*.rom -/.deps -/Makefile -/Makefile.in -/aclocal.m4 -/autom4te.cache -/blink_leds -/blink_leds2 -/build -/compile -/config.h -/config.h.in -/config.log -/config.status -/configure -/depcomp -/eth_test -/gen_eth_packets -/ibs_rx_test -/ibs_tx_test -/install-sh -/libtool -/ltmain.sh -/missing -/py-compile -/rcv_eth_packets -/run_tests.sh -/stamp-h1 -/test1 -/test_phy_comm -/timer_test -/buf_ram_test -/buf_ram_zero -/hello diff --git a/firmware/microblaze/lib/Makefile.am b/firmware/microblaze/lib/Makefile.am deleted file mode 100644 index b51d74463..000000000 --- a/firmware/microblaze/lib/Makefile.am +++ /dev/null @@ -1,87 +0,0 @@ -# -# Copyright 2010 Ettus Research LLC -# -# Copyright 2007 Free Software Foundation, Inc. -# -# 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/>. -# - -include $(top_srcdir)/Makefile.common - -noinst_LIBRARIES = \ - libu2fw.a - -libu2fw_a_SOURCES = \ - abort.c \ - ad9510.c \ - bsm12.c \ - buffer_pool.c \ - clocks.c \ - dbsm.c \ - eeprom.c \ - ethernet.c \ - eth_mac.c \ - _exit.c \ - exit.c \ - hal_io.c \ - hal_uart.c \ - i2c.c \ - mdelay.c \ - memcpy_wa.c \ - memset_wa.c \ - nonstdio.c \ - pic.c \ - print_mac_addr.c \ - print_rmon_regs.c \ - print_buffer.c \ - printf.c \ - sd.c \ - spi.c \ - u2_init.c \ - net_common.c \ - arp_cache.c \ - banal.c - -noinst_HEADERS = \ - ad9510.h \ - bsm12.h \ - buffer_pool.h \ - clocks.h \ - dbsm.h \ - eth_mac.h \ - eth_mac_regs.h \ - eth_phy.h \ - ethernet.h \ - hal_io.h \ - hal_uart.h \ - i2c.h \ - mdelay.h \ - memcpy_wa.h \ - memory_map.h \ - memset_wa.h \ - nonstdio.h \ - pic.h \ - print_rmon_regs.h \ - sd.h \ - spi.h \ - stdint.h \ - stdio.h \ - u2_init.h \ - usrp2_bytesex.h \ - wb16550.h \ - net_common.h \ - if_arp.h \ - arp_cache.h \ - banal.h \ - ethertype.h diff --git a/firmware/microblaze/lib/Makefile.inc b/firmware/microblaze/lib/Makefile.inc new file mode 100644 index 000000000..a576d1ccb --- /dev/null +++ b/firmware/microblaze/lib/Makefile.inc @@ -0,0 +1,47 @@ +# +# Copyright 2010 Ettus Research LLC +# +# Copyright 2007 Free Software Foundation, Inc. +# +# 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/>. +# + +COMMON_SRCS = \ + $(top_srcdir)/lib/u2_init.c \ + $(top_srcdir)/lib/abort.c \ + $(top_srcdir)/lib/ad9510.c \ + $(top_srcdir)/lib/bsm12.c \ + $(top_srcdir)/lib/buffer_pool.c \ + $(top_srcdir)/lib/clocks.c \ + $(top_srcdir)/lib/dbsm.c \ + $(top_srcdir)/lib/eeprom.c \ + $(top_srcdir)/lib/eth_mac.c \ + $(top_srcdir)/lib/_exit.c \ + $(top_srcdir)/lib/exit.c \ + $(top_srcdir)/lib/hal_io.c \ + $(top_srcdir)/lib/hal_uart.c \ + $(top_srcdir)/lib/i2c.c \ + $(top_srcdir)/lib/mdelay.c \ + $(top_srcdir)/lib/memcpy_wa.c \ + $(top_srcdir)/lib/memset_wa.c \ + $(top_srcdir)/lib/nonstdio.c \ + $(top_srcdir)/lib/pic.c \ + $(top_srcdir)/lib/print_mac_addr.c \ + $(top_srcdir)/lib/print_rmon_regs.c \ + $(top_srcdir)/lib/print_buffer.c \ + $(top_srcdir)/lib/printf.c \ + $(top_srcdir)/lib/spi.c \ + $(top_srcdir)/lib/net_common.c \ + $(top_srcdir)/lib/arp_cache.c \ + $(top_srcdir)/lib/banal.c diff --git a/firmware/microblaze/lib/clock_bits.h b/firmware/microblaze/lib/clock_bits.h new file mode 100644 index 000000000..d2052e941 --- /dev/null +++ b/firmware/microblaze/lib/clock_bits.h @@ -0,0 +1,55 @@ +// +// Copyright 2010 Ettus Research LLC +// +/* + * Copyright 2008 Free Software Foundation, Inc. + * + * This file is part of GNU Radio + * + * GNU Radio 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, or (at your option) + * any later version. + * + * GNU Radio 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, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef INCLUDED_USRP2_CLOCK_BITS_H +#define INCLUDED_USRP2_CLOCK_BITS_H + +#define _MC_WE_LOCK 0x0001 +#define _MC_MIMO_CLK_INPUT 0x0002 // else SMA input + +/* + * Derived masks (use these): + * + * We get our input from 1 of three places: + * Our free running oscilator, our SMA connector, or from the MIMO connector + */ +#define MC_WE_DONT_LOCK 0x0000 +#define MC_WE_LOCK_TO_SMA (_MC_WE_LOCK | 0) +#define MC_WE_LOCK_TO_MIMO (_MC_WE_LOCK | _MC_MIMO_CLK_INPUT) + +/* + * Independent of the source of the clock, we may or may not drive our + * clock onto the mimo connector. Note that there are dedicated clock + * signals in each direction, so disaster doesn't occurs if we're + * unnecessarily providing clock. + */ +#define MC_PROVIDE_CLK_TO_MIMO 0x0004 + +#define MC_REF_CLK_MASK 0x0f + +#define MC_PPS_SOURCE_SMA (0x00 << 4) +#define MC_PPS_SOURCE_MIMO (0x01 << 4) + +#define MC_PPS_POLARITY_NEG (0x00 << 5) +#define MC_PPS_POLARITY_POS (0x01 << 5) + +#endif /* INCLUDED_USRP2_CLOCK_BITS_H */ diff --git a/firmware/microblaze/lib/clocks.c b/firmware/microblaze/lib/clocks.c index ccc4a7cc7..2b352a385 100644 --- a/firmware/microblaze/lib/clocks.c +++ b/firmware/microblaze/lib/clocks.c @@ -25,40 +25,60 @@ #include "ad9510.h" #include "spi.h" #include "u2_init.h" -#include "nonstdio.h" + +//USRP2PLUS clocks: +//Clock 0: testclk +//Clock 1: FPGA clk +//Clock 2: ADC clk +//Clock 3: DAC clk +//Clock 4: SER clk +//Clock 5: TX dboard clk +//Clock 6: EXP clk +//Clock 7: RX dboard clk + +//TODO: should have enough brains to init the FPGA clock for USRP2+. all others are suspect. +//note that without EEPROM support u2_hw_rev_major is going to be incorrect. void clocks_init(void) { // Set up basic clocking functions in AD9510 - ad9510_write_reg(0x45, 0x00); // CLK2 drives distribution + ad9510_write_reg(0x45, 0x01); // CLK2 drives distribution + //enable the 100MHz clock output to the FPGA for 50MHz CPU clock clocks_enable_fpga_clk(true, 1); spi_wait(); // Set up PLL for 10 MHz reference // Reg 4, A counter, Don't Care - ad9510_write_reg(0x05, 0x00); // Reg 5, B counter MSBs, 0 - ad9510_write_reg(0x06, 0x05); // Reg 6, B counter LSBs, 5 +// ad9510_write_reg(0x05, 0x00); // Reg 5, B counter MSBs, 0 +// ad9510_write_reg(0x06, 0x05); // Reg 6, B counter LSBs, 5 // Reg 7, Loss of reference detect, doesn't work yet, 0 - ad9510_write_reg(0x5A, 0x01); // Update Regs +// ad9510_write_reg(0x5A, 0x01); // Update Regs // Primary clock configuration - clocks_mimo_config(MC_WE_DONT_LOCK); +// clocks_mimo_config(MC_WE_DONT_LOCK); + + + //wait for the clock to stabilize + while(!clocks_lock_detect()); + + //issue a reset to the DCM so it locks up to the new freq + output_regs->clk_ctrl |= CLK_RESET; // Set up other clocks //clocks_enable_test_clk(false, 0); //clocks_enable_tx_dboard(false, 0); //clocks_enable_rx_dboard(false, 0); - clocks_enable_eth_phyclk(false, 0); +// clocks_enable_eth_phyclk(false, 0); //PHY clk is separate now (u2r4, u2p) // Enable clock to ADCs and DACs //clocks_enable_dac_clk(true, 1); //clocks_enable_adc_clk(true, 1); } - +/* void clocks_mimo_config(int flags) { @@ -86,7 +106,7 @@ clocks_mimo_config(int flags) spi_wait(); // Allow for clock switchover - + // The below masks include 0x10, which issues a reset to the DCM. if (flags & _MC_WE_LOCK){ // WE LOCK if (flags & _MC_MIMO_CLK_INPUT) { // Turn on ref output and choose the MIMO connector @@ -103,18 +123,17 @@ clocks_mimo_config(int flags) } // Do we drive a clock onto the MIMO connector? - if (flags & MC_PROVIDE_CLK_TO_MIMO) - clocks_enable_clkexp_out(true,10); - else - clocks_enable_clkexp_out(false,0); +// if (flags & MC_PROVIDE_CLK_TO_MIMO) +// clocks_enable_clkexp_out(true,10); +// else +// clocks_enable_clkexp_out(false,0); } +*/ bool clocks_lock_detect() { - if(pic_regs->pending & PIC_CLKSTATUS) - return true; - return false; + return (pic_regs->pending & PIC_CLKSTATUS); } int inline @@ -136,21 +155,23 @@ clocks_gen_div(int divisor) #define CLOCK_MODE_LVDS 2 #define CLOCK_MODE_CMOS 3 +//CHANGED: set to PECL for default behavior void clocks_enable_XXX_clk(bool enable, int divisor, int reg_en, int reg_div, int mode) { int enable_word, div_word, div_en_word; switch(mode) { - case CLOCK_MODE_PECL : - enable_word = enable ? 0x08 : 0x0A; - break; case CLOCK_MODE_LVDS : enable_word = enable ? 0x02 : 0x03; break; case CLOCK_MODE_CMOS : enable_word = enable ? 0x08 : 0x09; break; + case CLOCK_MODE_PECL : + default: + enable_word = enable ? 0x08 : 0x0A; + break; } if(enable && (divisor>1)) { div_word = clocks_gen_div(divisor); @@ -180,8 +201,8 @@ clocks_enable_fpga_clk(bool enable, int divisor) { clocks_enable_XXX_clk(enable,divisor,0x3D,0x4A,CLOCK_MODE_PECL); } - -// Clock 2 on Rev 3, Clock 5 on Rev 4 +/* +// Clock 2 on Rev 3, Clock 5 on Rev 4, Clock 6 on USRP2+ void clocks_enable_clkexp_out(bool enable, int divisor) { @@ -192,13 +213,19 @@ clocks_enable_clkexp_out(bool enable, int divisor) ad9510_write_reg(0x35,0x00); // Set Full Scale to nearly 10ns ad9510_write_reg(0x36,0x1c); // Set fine delay. 0x20 is midscale clocks_enable_XXX_clk(enable,divisor,0x41,0x52,CLOCK_MODE_LVDS); - } + else if(u2_hw_rev_major == 10) { + ad9510_write_reg(0x34, 0x00); + ad9510_write_reg(0x35, 0x00); + ad9510_write_reg(0x36, 0x1C); + clocks_enable_XXX_clk(enable, divisor, 0x42, 0x52, CLOCK_MODE_LVDS); + } else - putstr("ERR: Invalid Rev\n"); + putstr("ERR (clocks_enable_clkexp_out): Invalid hw rev, don't know what to do!\n"); } - -// Clock 5 on Rev 3, none (was 2) on Rev 4 +*/ +/* +// Clock 5 on Rev 3, none (was 2) on Rev 4, none on USRP2+ void clocks_enable_eth_phyclk(bool enable, int divisor) { @@ -207,9 +234,9 @@ clocks_enable_eth_phyclk(bool enable, int divisor) else if(u2_hw_rev_major == 4) clocks_enable_XXX_clk(enable,divisor,0x3E,0x4C,CLOCK_MODE_PECL); else - putstr("ERR: Invalid Rev\n"); + putstr("(clocks_enable_eth_phyclk): no eth PHY clock or invalid hw rev\n"); //not really an error } - +*/ // Clock 3 /*void clocks_enable_dac_clk(bool enable, int divisor) diff --git a/firmware/microblaze/lib/clocks.h b/firmware/microblaze/lib/clocks.h index 43d5a05c2..28d1d542f 100644 --- a/firmware/microblaze/lib/clocks.h +++ b/firmware/microblaze/lib/clocks.h @@ -26,7 +26,7 @@ */ #include <stdbool.h> -#include <usrp2_clock_bits.h> +#include "clock_bits.h" /*! @@ -43,7 +43,7 @@ void clocks_init(void); * Configure our master clock source, and whether or not we drive a * clock onto the mimo connector. See MC_flags in usrp2_mimo_config.h. */ -void clocks_mimo_config(int flags); +//void clocks_mimo_config(int flags); /*! * \brief Lock Detect -- Return True if our PLL is locked @@ -63,12 +63,12 @@ void clocks_enable_fpga_clk(bool enable, int divisor); /*! * \brief Enable or disable clock output sent to MIMO connector */ -void clocks_enable_clkexp_out(bool enable, int divisor); +//void clocks_enable_clkexp_out(bool enable, int divisor); /*! * \brief Enable or disable ethernet phyclk, should always be disabled */ -void clocks_enable_eth_phyclk(bool enable, int divisor); +//void clocks_enable_eth_phyclk(bool enable, int divisor); /*! * \brief Enable or disable clock to DAC diff --git a/firmware/microblaze/lib/compiler.h b/firmware/microblaze/lib/compiler.h new file mode 100644 index 000000000..4fa9b49f8 --- /dev/null +++ b/firmware/microblaze/lib/compiler.h @@ -0,0 +1,25 @@ +/* -*- c++ -*- */ +/* + * Copyright 2009 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 INCLUDED_COMPILER_H +#define INCLUDED_COMPILER_H + +// FIXME gcc specific. +#define _AL4 __attribute__((aligned (4))) + + +#endif /* INCLUDED_COMPILER_H */ diff --git a/firmware/microblaze/lib/eth_mac.c b/firmware/microblaze/lib/eth_mac.c index 375d3f4d4..034a4d494 100644 --- a/firmware/microblaze/lib/eth_mac.c +++ b/firmware/microblaze/lib/eth_mac.c @@ -83,14 +83,6 @@ eth_mac_read_rmon(int addr) int eth_mac_miim_read(int addr) { - if (hwconfig_simulation_p()){ - switch(addr){ - case PHY_LINK_AN: - return LANSR_MASTER | LANSR_LINK_GOOD | LANSR_SPEED_1000; - default: - return 0; - } - } int phy_addr = PHY_ADDR; eth_mac->miiaddress = ((addr & 0x1f) << 8) | phy_addr; @@ -112,7 +104,7 @@ eth_mac_miim_write(int addr, int value) eth_mac->miitx_data = value; eth_mac->miicommand = MIIC_WCTRLDATA; - //printf("MIIM-WRITE ADDR 0x%x VAL 0x%x\n",addr,value); +// printf("MIIM-WRITE ADDR 0x%x VAL 0x%x\n",addr,value); while((eth_mac->miistatus & MIIS_BUSY) != 0) ; } diff --git a/firmware/microblaze/lib/eth_phy.h b/firmware/microblaze/lib/eth_phy.h deleted file mode 100644 index 6c16f97b7..000000000 --- a/firmware/microblaze/lib/eth_phy.h +++ /dev/null @@ -1,219 +0,0 @@ -/* -*- c -*- */ -/* - * Copyright 2007 Free Software Foundation, Inc. - * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. - * - * 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/>. - */ - -/* Much of this was extracted from the Linux e1000_hw.h file */ - -#ifndef INCLUDED_ETH_PHY_H -#define INCLUDED_ETH_PHY_H - -/* PHY 1000 MII Register/Bit Definitions */ -/* PHY Registers defined by IEEE */ - -#define PHY_CTRL 0x00 /* Control Register */ -#define PHY_STATUS 0x01 /* Status Regiser */ -#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */ -#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */ -#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */ -#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */ -#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */ -#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */ -#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */ -#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */ -#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */ -#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */ - -/* PHY 1000 MII Register additions in DP83856 */ -/* The part implements 0x00 thru 0x1f; we use these. */ - -#define PHY_LINK_AN 0x11 /* Link and Auto Negotiation Status Reg */ -#define PHY_INT_STATUS 0x14 /* Interupt Status Reg (RO) */ -#define PHY_INT_MASK 0x15 /* Interrupt Mask Reg (RW) */ -#define PHY_INT_CLEAR 0x17 /* Interrupt Clear Reg (RW) */ - - -/* Bit definitions for some of the registers above */ - -/* PHY Control Register (PHY_CTRL) */ -#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */ -#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */ -#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */ -#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */ -#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */ -#define MII_CR_POWER_DOWN 0x0800 /* Power down */ -#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */ -#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */ -#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */ -#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */ - -/* PHY Status Register (PHY_STATUS) */ -#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */ -#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */ -#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */ -#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */ -#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */ -#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */ -#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */ -#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */ -#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */ -#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */ -#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */ -#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */ -#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */ -#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */ -#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */ - -/* Autoneg Advertisement Register (PHY_AUTONEG_ADV) */ -#define NWAY_AR_SELECTOR_FIELD 0x0001 /* indicates IEEE 802.3 CSMA/CD */ -#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */ -#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */ -#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */ -#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */ -#define NWAY_AR_100T4_CAPS 0x0200 /* 100T4 Capable */ -#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */ -#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */ -#define NWAY_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */ -#define NWAY_AR_NEXT_PAGE 0x8000 /* Next Page ability supported */ - -/* Link Partner Ability Register (Base Page) (PHY_LP_ABILITY) */ -#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */ -#define NWAY_LPAR_10T_HD_CAPS 0x0020 /* LP is 10T Half Duplex Capable */ -#define NWAY_LPAR_10T_FD_CAPS 0x0040 /* LP is 10T Full Duplex Capable */ -#define NWAY_LPAR_100TX_HD_CAPS 0x0080 /* LP is 100TX Half Duplex Capable */ -#define NWAY_LPAR_100TX_FD_CAPS 0x0100 /* LP is 100TX Full Duplex Capable */ -#define NWAY_LPAR_100T4_CAPS 0x0200 /* LP is 100T4 Capable */ -#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */ -#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */ -#define NWAY_LPAR_REMOTE_FAULT 0x2000 /* LP has detected Remote Fault */ -#define NWAY_LPAR_ACKNOWLEDGE 0x4000 /* LP has rx'd link code word */ -#define NWAY_LPAR_NEXT_PAGE 0x8000 /* Next Page ability supported */ - -/* Autoneg Expansion Register (PHY_AUTONEG_EXP) */ -#define NWAY_ER_LP_NWAY_CAPS 0x0001 /* LP has Auto Neg Capability */ -#define NWAY_ER_PAGE_RXD 0x0002 /* LP is 10T Half Duplex Capable */ -#define NWAY_ER_NEXT_PAGE_CAPS 0x0004 /* LP is 10T Full Duplex Capable */ -#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */ -#define NWAY_ER_PAR_DETECT_FAULT 0x0010 /* LP is 100TX Full Duplex Capable */ - -/* Next Page TX Register (PHY_NEXT_PAGE_TX) */ -#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ -#define NPTX_TOGGLE 0x0800 /* Toggles between exchanges - * of different NP - */ -#define NPTX_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg - * 0 = cannot comply with msg - */ -#define NPTX_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ -#define NPTX_NEXT_PAGE 0x8000 /* 1 = addition NP will follow - * 0 = sending last NP - */ - -/* Link Partner Next Page Register (PHY_LP_NEXT_PAGE) */ -#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ -#define LP_RNPR_TOGGLE 0x0800 /* Toggles between exchanges - * of different NP - */ -#define LP_RNPR_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg - * 0 = cannot comply with msg - */ -#define LP_RNPR_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ -#define LP_RNPR_ACKNOWLDGE 0x4000 /* 1 = ACK / 0 = NO ACK */ -#define LP_RNPR_NEXT_PAGE 0x8000 /* 1 = addition NP will follow - * 0 = sending last NP - */ - -/* 1000BASE-T Control Register (PHY_1000T_CTRL) */ -#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */ -#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */ -#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */ -#define CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device port */ - /* 0=DTE device */ -#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */ - /* 0=Configure PHY as Slave */ -#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */ - /* 0=Automatic Master/Slave config */ -#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */ -#define CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */ -#define CR_1000T_TEST_MODE_2 0x4000 /* Master Transmit Jitter test */ -#define CR_1000T_TEST_MODE_3 0x6000 /* Slave Transmit Jitter test */ -#define CR_1000T_TEST_MODE_4 0x8000 /* Transmitter Distortion test */ - -/* 1000BASE-T Status Register (PHY_1000T_STATUS) */ -#define SR_1000T_IDLE_ERROR_CNT 0x00FF /* Num idle errors since last read */ -#define SR_1000T_ASYM_PAUSE_DIR 0x0100 /* LP asymmetric pause direction bit */ -#define SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */ -#define SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */ -#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */ -#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */ -#define SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master, 0=Slave */ -#define SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config fault */ -#define SR_1000T_REMOTE_RX_STATUS_SHIFT 12 -#define SR_1000T_LOCAL_RX_STATUS_SHIFT 13 -#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT 5 -#define FFE_IDLE_ERR_COUNT_TIMEOUT_20 20 -#define FFE_IDLE_ERR_COUNT_TIMEOUT_100 100 - -/* Extended Status Register (PHY_EXT_STATUS) */ -#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */ -#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */ -#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */ -#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */ - -#define PHY_TX_POLARITY_MASK 0x0100 /* register 10h bit 8 (polarity bit) */ -#define PHY_TX_NORMAL_POLARITY 0 /* register 10h bit 8 (normal polarity) */ - -#define AUTO_POLARITY_DISABLE 0x0010 /* register 11h bit 4 */ - /* (0=enable, 1=disable) */ - -/* Link and Auto Negotiation Status Reg (PHY_LINK_AN) [READ-ONLY] */ -#define LANSR_MASTER 0x0001 /* 1=PHY is currently in master mode */ -#define LANSR_FULL_DUPLEX 0x0002 /* 1=PHY is currently full duplex */ -#define LANSR_LINK_GOOD 0x0004 /* 1=a good link is established */ -#define LANSR_SPEED_MASK 0x0018 -#define LANSR_SPEED_10 0x0000 /* 10Mb/s */ -#define LANSR_SPEED_100 0x0008 /* 100Mb/s */ -#define LANSR_SPEED_1000 0x0010 /* 1000Mb/s */ -#define LANSR_SPEED_RSRVD 0x0018 /* reserved */ -#define LANSR_NON_COMP_MODE 0x0020 /* 1=detects only in non-compliant mode */ -#define LANSR_DEEP_LOOPBACK 0x0040 /* 1=the PHY operates in deep loopback mode */ -#define LANSR_SHALLOW_LOOPBACK 0x0080 /* 1=the PHY operates in shallow loopback mode */ -#define LANSR_RSRVD_8 0x0100 /* reserved */ -#define LANSR_FIFO_ERR 0x0200 /* 1=FIFO error occurred */ -#define LANSR_MDIX_XOVER 0x0400 /* 1=PHY's MDI is in cross-over mode */ -#define LANSR_RSRVD_11 0x0800 /* resevered */ -#define LANSR_TP_POLARITY_REV 0xf000 /* Twisted pair polarity status A:D([15:12]) 1=reversed */ - -/* Interrupt status, mask and clear regs (PHY_INT_{STATUS,MASK,CLEAR}) */ -#define PHY_INT_RSRVD_0 0x0001 /* reserved */ -#define PHY_INT_RSRVD_1 0x0002 /* reserved */ -#define PHY_INT_RSRVD_2 0x0004 /* reserved */ -#define PHY_INT_REM_FLT_CNG 0x0008 /* Remote Fault Changed */ -#define PHY_INT_AN_CMPL 0x0010 /* Auto-negotiation completion */ -#define PHY_INT_NXT_PG_RCVD 0x0020 /* Next Page Received */ -#define PHY_INT_JABBER_CNG 0x0040 /* Jabber Changed */ -#define PHY_INT_NO_LINK 0x0080 /* No link after auto-negotiation */ -#define PHY_INT_NO_HCD 0x0100 /* AN couldn't determine highest common denominator */ -#define PHY_INT_MAS_SLA_ERR 0x0200 /* Master / Slave Error: couldn't resolve */ -#define PHY_INT_PRL_DET_FLT 0x0400 /* Parallel detection fault */ -#define PHY_INT_POL_CNG 0x0800 /* Polarity of any channel changed */ -#define PHY_INT_MDIX_CNG 0x1000 /* MDIX changed. A pair swap occurred. */ -#define PHY_INT_DPLX_CNG 0x2000 /* Duplex changed */ -#define PHY_INT_LNK_CNG 0x4000 /* Link changed (asserted when a link is established or broken) */ -#define PHY_INT_SPD_CNG 0x8000 /* Speed changed */ - -#endif /* INCLUDED_ETH_PHY_H */ diff --git a/firmware/microblaze/lib/ethernet.c b/firmware/microblaze/lib/ethernet.c deleted file mode 100644 index 34a3ad7c1..000000000 --- a/firmware/microblaze/lib/ethernet.c +++ /dev/null @@ -1,390 +0,0 @@ -/* - * Copyright 2007 Free Software Foundation, Inc. - * - * 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/>. - */ - -#include "ethernet.h" -#include "memory_map.h" -#include "eth_phy.h" -#include "eth_mac.h" -#include "eth_mac_regs.h" -#include "pic.h" -#include "hal_io.h" -#include "nonstdio.h" -#include <stdbool.h> -#include "i2c.h" -#include "usrp2_i2c_addr.h" - - -#define VERBOSE 0 - -static ethernet_t ed_state; -static ethernet_link_changed_callback_t ed_callback = 0; - -void -ethernet_register_link_changed_callback(ethernet_link_changed_callback_t new_callback) -{ - ed_callback = new_callback; -} - - -static void -ed_set_mac_speed(int speed) -{ - printf("Speed set to %d\n",speed); - /* - switch(speed){ - case 10: - eth_mac->speed = 1; - break; - case 100: - eth_mac->speed = 2; - break; - case 1000: - eth_mac->speed = 4; - break; - default: - break; - } - */ -} - -static void -ed_link_up(int speed) -{ - // putstr("ed_link_up: "); puthex16_nl(speed); - - ed_set_mac_speed(speed); - - if (ed_callback) // fire link changed callback - (*ed_callback)(speed); -} - -static void -ed_link_down(void) -{ - // putstr("ed_link_down\n"); - - if (ed_callback) // fire link changed callback - (*ed_callback)(0); -} - - -static void -ed_link_speed_change(int speed) -{ - ed_link_down(); - ed_link_up(speed); -} - -static void -print_flow_control(int flow_control) -{ - static const char *flow_control_msg[4] = { - "NONE", "WE_TX", "WE_RX", "SYMMETRIC" - }; - putstr("ethernet flow control: "); - puts(flow_control_msg[flow_control & 0x3]); -} - -static void -check_flow_control_resolution(void) -{ - static const unsigned char table[16] = { - // index = {local_asm, local_pause, partner_asm, partner_pause} - FC_NONE, FC_NONE, FC_NONE, FC_NONE, - FC_NONE, FC_SYMM, FC_NONE, FC_SYMM, - FC_NONE, FC_NONE, FC_NONE, FC_WE_TX, - FC_NONE, FC_SYMM, FC_WE_RX, FC_SYMM - }; - - int us = eth_mac_miim_read(PHY_AUTONEG_ADV); - int lp = eth_mac_miim_read(PHY_LP_ABILITY); - int index = (((us >> 10) & 0x3) << 2) | ((lp >> 10) & 0x3); - ed_state.flow_control = table[index]; - - if (1) - print_flow_control(ed_state.flow_control); -} - -/* - * Read the PHY state register to determine link state and speed - */ -static void -ed_check_phy_state(void) -{ - int lansr = eth_mac_miim_read(PHY_LINK_AN); - eth_link_state_t new_state = LS_UNKNOWN; - int new_speed = S_UNKNOWN; - - if (VERBOSE){ - putstr("LANSR: "); - puthex16_nl(lansr); - } - - if (lansr & LANSR_LINK_GOOD){ // link's up - if (VERBOSE) - puts(" LINK_GOOD"); - - new_state = LS_UP; - switch (lansr & LANSR_SPEED_MASK){ - case LANSR_SPEED_10: - new_speed = 10; - break; - - case LANSR_SPEED_100: - new_speed = 100; - break; - - case LANSR_SPEED_1000: - new_speed = 1000; - break; - - default: - new_speed = S_UNKNOWN; - break; - } - - check_flow_control_resolution(); - } - else { // link's down - if (VERBOSE) - puts(" NOT LINK_GOOD"); - - new_state = LS_DOWN; - new_speed = S_UNKNOWN; - } - - if (new_state != ed_state.link_state){ - ed_state.link_state = new_state; // remember new state - if (new_state == LS_UP) - ed_link_up(new_speed); - else if (new_state == LS_DOWN) - ed_link_down(); - } - else if (new_state == LS_UP && new_speed != ed_state.link_speed){ - ed_state.link_speed = new_speed; // remember new speed - ed_link_speed_change(new_speed); - } -} - -/* - * This is fired when the ethernet PHY state changes - */ -static void -eth_phy_irq_handler(unsigned irq) -{ - ed_check_phy_state(); - eth_mac_miim_write(PHY_INT_CLEAR, ~0); // clear all ints -} - -void -ethernet_init(void) -{ - eth_mac_init(ethernet_mac_addr()); - - ed_state.link_state = LS_UNKNOWN; - ed_state.link_speed = S_UNKNOWN; - - // initialize MAC registers - // eth_mac->tx_hwmark = 0x1e; - //eth_mac->tx_lwmark = 0x19; - - //eth_mac->crc_chk_en = 1; - //eth_mac->rx_max_length = 2048; - - // configure PAUSE frame stuff - //eth_mac->tx_pause_en = 1; // pay attn to pause frames sent to us - - //eth_mac->pause_quanta_set = 38; // a bit more than 1 max frame 16kb/512 + fudge - //eth_mac->pause_frame_send_en = 1; // enable sending pause frames - - - // setup PHY to interrupt on changes - - unsigned mask = - (PHY_INT_AN_CMPL // auto-neg completed - | PHY_INT_NO_LINK // no link after auto-neg - | PHY_INT_NO_HCD // no highest common denominator - | PHY_INT_MAS_SLA_ERR // couldn't resolve master/slave - | PHY_INT_PRL_DET_FLT // parallel detection fault - | PHY_INT_LNK_CNG // link established or broken - | PHY_INT_SPD_CNG // speed changed - ); - - eth_mac_miim_write(PHY_INT_CLEAR, ~0); // clear all pending interrupts - eth_mac_miim_write(PHY_INT_MASK, mask); // enable the ones we want - - pic_register_handler(IRQ_PHY, eth_phy_irq_handler); - - // Advertise our flow control configuation. - // - // We and the link partner each specify two bits in the base page - // related to autoconfiguration: NWAY_AR_PAUSE and NWAY_AR_ASM_DIR. - // The bits say what a device is "willing" to do, not what may actually - // happen as a result of the negotiation. There are 4 cases: - // - // PAUSE ASM_DIR - // - // 0 0 I have no flow control capability. - // - // 1 0 I both assert and respond to flow control. - // - // 0 1 I assert flow control, but cannot respond. That is, - // I want to be able to send PAUSE frames, but will ignore any - // you send to me. (This is our configuration.) - // - // 1 1 I can both assert and respond to flow control AND I am willing - // to operate symmetrically OR asymmetrically in EITHER direction. - // (We hope the link partner advertises this, otherwise we don't - // get what we want.) - - int t = eth_mac_miim_read(PHY_AUTONEG_ADV); - t &= ~(NWAY_AR_PAUSE | NWAY_AR_ASM_DIR); - t |= NWAY_AR_ASM_DIR; - - // Say we can't to 10BASE-T or 100BASE-TX, half or full duplex - t &= ~(NWAY_AR_10T_HD_CAPS | NWAY_AR_10T_FD_CAPS | NWAY_AR_100TX_HD_CAPS | NWAY_AR_100TX_FD_CAPS); - - eth_mac_miim_write(PHY_AUTONEG_ADV, t); - int r = eth_mac_miim_read(PHY_AUTONEG_ADV); // DEBUG, read back - if (t != r){ - printf("PHY_AUTONEG_ADV: wrote 0x%x, got 0x%x\n", t, r); - } - - // Restart autonegotation. - // We want to ensure that we're advertising our PAUSE capabilities. - t = eth_mac_miim_read(PHY_CTRL); - eth_mac_miim_write(PHY_CTRL, t | MII_CR_RESTART_AUTO_NEG); -} - -static bool -unprogrammed(const void *t, size_t len) -{ - int i; - uint8_t *p = (uint8_t *)t; - bool all_zeros = true; - bool all_ones = true; - for (i = 0; i < len; i++){ - all_zeros &= p[i] == 0x00; - all_ones &= p[i] == 0xff; - } - return all_ones | all_zeros; -} - -//////////////////// MAC Addr Stuff /////////////////////// - -static int8_t src_mac_addr_initialized = false; -static eth_mac_addr_t src_mac_addr = {{ - 0x00, 0x50, 0xC2, 0x85, 0x3f, 0xff - }}; - -const eth_mac_addr_t * -ethernet_mac_addr(void) -{ - if (!src_mac_addr_initialized){ // fetch from eeprom - src_mac_addr_initialized = true; - - // if we're simulating, don't read the EEPROM model, it's REALLY slow - if (hwconfig_simulation_p()) - return &src_mac_addr; - - eth_mac_addr_t tmp; - bool ok = eeprom_read(I2C_ADDR_MBOARD, MBOARD_MAC_ADDR, &tmp, sizeof(tmp)); - if (!ok || unprogrammed(&tmp, sizeof(tmp))){ - // use the default - } - else - src_mac_addr = tmp; - } - - return &src_mac_addr; -} - -bool -ethernet_set_mac_addr(const eth_mac_addr_t *t) -{ - bool ok = eeprom_write(I2C_ADDR_MBOARD, MBOARD_MAC_ADDR, t, sizeof(eth_mac_addr_t)); - if (ok){ - src_mac_addr = *t; - src_mac_addr_initialized = true; - //eth_mac_set_addr(t); //this breaks the link - } - - return ok; -} - -//////////////////// IP Addr Stuff /////////////////////// - -static int8_t src_ip_addr_initialized = false; -static struct ip_addr src_ip_addr = { - (192 << 24 | 168 << 16 | 10 << 8 | 2 << 0) -}; - - -const struct ip_addr *get_ip_addr(void) -{ - if (!src_ip_addr_initialized){ // fetch from eeprom - src_ip_addr_initialized = true; - - // if we're simulating, don't read the EEPROM model, it's REALLY slow - if (hwconfig_simulation_p()) - return &src_ip_addr; - - struct ip_addr tmp; - bool ok = eeprom_read(I2C_ADDR_MBOARD, MBOARD_IP_ADDR, &tmp, sizeof(tmp)); - if (!ok || unprogrammed(&tmp, sizeof(tmp))){ - // use the default - } - else - src_ip_addr = tmp; - } - - return &src_ip_addr; -} - -bool set_ip_addr(const struct ip_addr *t){ - bool ok = eeprom_write(I2C_ADDR_MBOARD, MBOARD_IP_ADDR, t, sizeof(struct ip_addr)); - if (ok){ - src_ip_addr = *t; - src_ip_addr_initialized = true; - } - - return ok; -} - -int -ethernet_check_errors(void) -{ - // these registers are reset when read - - int r = 0; - /* - if (eth_mac_read_rmon(0x05) != 0) - r |= RME_RX_CRC; - if (eth_mac_read_rmon(0x06) != 0) - r |= RME_RX_FIFO_FULL; - if (eth_mac_read_rmon(0x07) != 0) - r |= RME_RX_2SHORT_2LONG; - - if (eth_mac_read_rmon(0x25) != 0) - r |= RME_TX_JAM_DROP; - if (eth_mac_read_rmon(0x26) != 0) - r |= RME_TX_FIFO_UNDER; - if (eth_mac_read_rmon(0x27) != 0) - r |= RME_TX_FIFO_OVER; - */ - return r; -} diff --git a/firmware/microblaze/lib/hal_io.c b/firmware/microblaze/lib/hal_io.c index 0afd6a2cc..58b1e681e 100644 --- a/firmware/microblaze/lib/hal_io.c +++ b/firmware/microblaze/lib/hal_io.c @@ -193,3 +193,13 @@ puts(const char *s) putchar('\n'); return 0; } + +char * +gets(char * const s) +{ + char *x = s; + while((*x=(char)hal_uart_getc()) != '\n') x++; + *x = 0; + return s; +} + diff --git a/firmware/microblaze/lib/hal_io.h b/firmware/microblaze/lib/hal_io.h index d8967f063..c67d96c62 100644 --- a/firmware/microblaze/lib/hal_io.h +++ b/firmware/microblaze/lib/hal_io.h @@ -23,6 +23,7 @@ void hal_io_init(void); void hal_finish(); +char *gets(char * const s); /* * ------------------------------------------------------------------------ diff --git a/firmware/microblaze/lib/hal_uart.c b/firmware/microblaze/lib/hal_uart.c index 75b12b432..fe3b7515a 100644 --- a/firmware/microblaze/lib/hal_uart.c +++ b/firmware/microblaze/lib/hal_uart.c @@ -39,16 +39,25 @@ divisor_table[MAX_WB_DIV+1][NSPEEDS] = { #define u uart_regs +static char uart_mode = UART_MODE_ONLCR; + +void +hal_uart_set_mode(int mode) +{ + uart_mode = mode; +} + void hal_uart_init(void) { + hal_uart_set_mode(UART_MODE_ONLCR); u->clkdiv = 217; // 230400 bps } void hal_uart_putc(int ch) { - if (ch == '\n') // FIXME for now map \n -> \r\n + if (ch == '\n')// && (uart_mode == UART_MODE_ONLCR)) //map \n->\r\n if necessary hal_uart_putc('\r'); while (u->txlevel == 0) // wait for fifo to have space @@ -60,7 +69,7 @@ hal_uart_putc(int ch) void hal_uart_putc_nowait(int ch) { - if (ch == '\n') // FIXME for now map \n -> \r\n + if (ch == '\n')// && (uart_mode == UART_MODE_ONLCR)) //map \n->\r\n if necessary hal_uart_putc('\r'); if(u->txlevel) // If fifo has space diff --git a/firmware/microblaze/lib/hal_uart.h b/firmware/microblaze/lib/hal_uart.h index 2ddfa6259..dfd73c323 100644 --- a/firmware/microblaze/lib/hal_uart.h +++ b/firmware/microblaze/lib/hal_uart.h @@ -19,6 +19,16 @@ #ifndef INCLUDED_HAL_UART_H #define INCLUDED_HAL_UART_H +/*! + * \brief uart mode flags + */ +#define UART_MODE_RAW 0x0000 // no mapping on input or output +#define UART_MODE_ONLCR 0x0001 // map \n to \r\n on output (default) + +/* + * \brief Set uart mode + */ +void hal_uart_set_mode(int flags); /*! * \brief one-time call to init diff --git a/firmware/microblaze/lib/memory_map.h b/firmware/microblaze/lib/memory_map.h deleted file mode 100644 index cdf3dd338..000000000 --- a/firmware/microblaze/lib/memory_map.h +++ /dev/null @@ -1,792 +0,0 @@ -/* -*- c -*- */ -/* - * Copyright 2007,2008,2009 Free Software Foundation, Inc. - * - * 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/>. - */ - -/* Overall Memory Map - * 0000-7FFF 32K RAM space (16K on 1500, 24K on 2000, 32K on DSP) - * 8000-BFFF 16K Buffer Pool - * C000-FFFF 16K Peripherals - */ - - -#ifndef INCLUDED_MEMORY_MAP_H -#define INCLUDED_MEMORY_MAP_H - -#include <stdint.h> - - -#define MASTER_CLK_RATE 100000000 // 100 MHz - - -//////////////////////////////////////////////////////////////// -// -// Memory map for embedded wishbone bus -// -//////////////////////////////////////////////////////////////// - - -//////////////////////////////////////////////////////////////// -// Main RAM, Slave 0 - -#define RAM_BASE 0x0000 - -//////////////////////////////////////////////////////////////// -// Buffer Pool RAM, Slave 1 -// -// The buffers themselves are located in Slave 1, Buffer Pool RAM. -// The status registers are in Slave 5, Buffer Pool Status. -// The control register is in Slave 7, Settings Bus. - -#define BUFFER_POOL_RAM_BASE 0x8000 - -#define NBUFFERS 8 -#define BP_NLINES 0x0200 // number of 32-bit lines in a buffer -#define BP_LAST_LINE (BP_NLINES - 1) // last line in a buffer - -#define buffer_pool_ram \ - ((uint32_t *) BUFFER_POOL_RAM_BASE) - -#define buffer_ram(n) (&buffer_pool_ram[(n) * BP_NLINES]) - - -///////////////////////////////////////////////////// -// SPI Core, Slave 2. See core docs for more info -#define SPI_BASE 0xC000 // Base address (16-bit) - -typedef struct { - volatile uint32_t txrx0; - volatile uint32_t txrx1; - volatile uint32_t txrx2; - volatile uint32_t txrx3; - volatile uint32_t ctrl; - volatile uint32_t div; - volatile uint32_t ss; -} spi_regs_t; - -#define spi_regs ((spi_regs_t *) SPI_BASE) - - -// Masks for controlling different peripherals -#define SPI_SS_AD9510 1 -#define SPI_SS_AD9777 2 -#define SPI_SS_RX_DAC 4 -#define SPI_SS_RX_ADC 8 -#define SPI_SS_RX_DB 16 -#define SPI_SS_TX_DAC 32 -#define SPI_SS_TX_ADC 64 -#define SPI_SS_TX_DB 128 - -// Masks for different parts of CTRL reg -#define SPI_CTRL_ASS (1<<13) -#define SPI_CTRL_IE (1<<12) -#define SPI_CTRL_LSB (1<<11) -#define SPI_CTRL_TXNEG (1<<10) -#define SPI_CTRL_RXNEG (1<< 9) -#define SPI_CTRL_GO_BSY (1<< 8) -#define SPI_CTRL_CHAR_LEN_MASK 0x7F - -//////////////////////////////////////////////// -// I2C, Slave 3 -// See Wishbone I2C-Master Core Specification. - -#define I2C_BASE 0xC400 - -typedef struct { - volatile uint32_t prescaler_lo; // r/w - volatile uint32_t prescaler_hi; // r/w - volatile uint32_t ctrl; // r/w - volatile uint32_t data; // wr = transmit reg; rd = receive reg - volatile uint32_t cmd_status; // wr = command reg; rd = status reg -} i2c_regs_t; - -#define i2c_regs ((i2c_regs_t *) I2C_BASE) - -#define I2C_CTRL_EN (1 << 7) // core enable -#define I2C_CTRL_IE (1 << 6) // interrupt enable - -// -// STA, STO, RD, WR, and IACK bits are cleared automatically -// -#define I2C_CMD_START (1 << 7) // generate (repeated) start condition -#define I2C_CMD_STOP (1 << 6) // generate stop condition -#define I2C_CMD_RD (1 << 5) // read from slave -#define I2C_CMD_WR (1 << 4) // write to slave -#define I2C_CMD_NACK (1 << 3) // when a rcvr, send ACK (ACK=0) or NACK (ACK=1) -#define I2C_CMD_RSVD_2 (1 << 2) // reserved -#define I2C_CMD_RSVD_1 (1 << 1) // reserved -#define I2C_CMD_IACK (1 << 0) // set to clear pending interrupt - -#define I2C_ST_RXACK (1 << 7) // Received acknowledgement from slave (1 = NAK, 0 = ACK) -#define I2C_ST_BUSY (1 << 6) // 1 after START signal detected; 0 after STOP signal detected -#define I2C_ST_AL (1 << 5) // Arbitration lost. 1 when core lost arbitration -#define I2C_ST_RSVD_4 (1 << 4) // reserved -#define I2C_ST_RSVD_3 (1 << 3) // reserved -#define I2C_ST_RSVD_2 (1 << 2) // reserved -#define I2C_ST_TIP (1 << 1) // Transfer-in-progress -#define I2C_ST_IP (1 << 0) // Interrupt pending - - -//////////////////////////////////////////////// -// GPIO, Slave 4 -// -// These go to the daughterboard i/o pins - -#define GPIO_BASE 0xC800 - -typedef struct { - volatile uint32_t io; // tx data in high 16, rx in low 16 - volatile uint32_t ddr; // 32 bits, 1 means output. tx in high 16, rx in low 16 - volatile uint32_t tx_sel; // 16 2-bit fields select which source goes to TX DB - volatile uint32_t rx_sel; // 16 2-bit fields select which source goes to RX DB -} gpio_regs_t; - -// each 2-bit sel field is layed out this way -#define GPIO_SEL_SW 0 // if pin is an output, set by software in the io reg -#define GPIO_SEL_ATR 1 // if pin is an output, set by ATR logic -#define GPIO_SEL_DEBUG_0 2 // if pin is an output, debug lines from FPGA fabric -#define GPIO_SEL_DEBUG_1 3 // if pin is an output, debug lines from FPGA fabric - -#define gpio_base ((gpio_regs_t *) GPIO_BASE) - -/////////////////////////////////////////////////// -// Buffer Pool Status, Slave 5 -// -// The buffers themselves are located in Slave 1, Buffer Pool RAM. -// The status registers are in Slave 5, Buffer Pool Status. -// The control register is in Slave 7, Settings Bus. - -#define BUFFER_POOL_STATUS_BASE 0xCC00 - -typedef struct { - volatile uint32_t last_line[NBUFFERS]; // last line xfer'd in buffer - volatile uint32_t status; // error and done flags - volatile uint32_t hw_config; // see below - volatile uint32_t dummy[3]; - volatile uint32_t irqs; - volatile uint32_t pri_enc_bp_status; - volatile uint32_t cycle_count; -} buffer_pool_status_t; - -#define buffer_pool_status ((buffer_pool_status_t *) BUFFER_POOL_STATUS_BASE) - -/* - * Buffer n's xfer is done. - * Clear this bit by issuing bp_clear_buf(n) - */ -#define BPS_DONE(n) (0x00000001 << (n)) -#define BPS_DONE_0 BPS_DONE(0) -#define BPS_DONE_1 BPS_DONE(1) -#define BPS_DONE_2 BPS_DONE(2) -#define BPS_DONE_3 BPS_DONE(3) -#define BPS_DONE_4 BPS_DONE(4) -#define BPS_DONE_5 BPS_DONE(5) -#define BPS_DONE_6 BPS_DONE(6) -#define BPS_DONE_7 BPS_DONE(7) - -/* - * Buffer n's xfer had an error. - * Clear this bit by issuing bp_clear_buf(n) - */ -#define BPS_ERROR(n) (0x00000100 << (n)) -#define BPS_ERROR_0 BPS_ERROR(0) -#define BPS_ERROR_1 BPS_ERROR(1) -#define BPS_ERROR_2 BPS_ERROR(2) -#define BPS_ERROR_3 BPS_ERROR(3) -#define BPS_ERROR_4 BPS_ERROR(4) -#define BPS_ERROR_5 BPS_ERROR(5) -#define BPS_ERROR_6 BPS_ERROR(6) -#define BPS_ERROR_7 BPS_ERROR(7) - -/* - * Buffer n is idle. A buffer is idle if it's not - * DONE, ERROR, or processing a transaction. If it's - * IDLE, it's safe to start a new transaction. - * - * Clear this bit by starting a xfer with - * bp_send_from_buf or bp_receive_to_buf. - */ -#define BPS_IDLE(n) (0x00010000 << (n)) -#define BPS_IDLE_0 BPS_IDLE(0) -#define BPS_IDLE_1 BPS_IDLE(1) -#define BPS_IDLE_2 BPS_IDLE(2) -#define BPS_IDLE_3 BPS_IDLE(3) -#define BPS_IDLE_4 BPS_IDLE(4) -#define BPS_IDLE_5 BPS_IDLE(5) -#define BPS_IDLE_6 BPS_IDLE(6) -#define BPS_IDLE_7 BPS_IDLE(7) - -/* - * Buffer n has a "slow path" packet in it. - * This bit is orthogonal to the bits above and indicates that - * the FPGA ethernet rx protocol engine has identified this packet - * as one requiring firmware intervention. - */ -#define BPS_SLOWPATH(n) (0x01000000 << (n)) -#define BPS_SLOWPATH_0 BPS_SLOWPATH(0) -#define BPS_SLOWPATH_1 BPS_SLOWPATH(1) -#define BPS_SLOWPATH_2 BPS_SLOWPATH(2) -#define BPS_SLOWPATH_3 BPS_SLOWPATH(3) -#define BPS_SLOWPATH_4 BPS_SLOWPATH(4) -#define BPS_SLOWPATH_5 BPS_SLOWPATH(5) -#define BPS_SLOWPATH_6 BPS_SLOWPATH(6) -#define BPS_SLOWPATH_7 BPS_SLOWPATH(7) - - -#define BPS_DONE_ALL 0x000000ff // mask of all dones -#define BPS_ERROR_ALL 0x0000ff00 // mask of all errors -#define BPS_IDLE_ALL 0x00ff0000 // mask of all idles -#define BPS_SLOWPATH_ALL 0xff000000 // mask of all slowpaths - -// The hw_config register - -#define HWC_SIMULATION 0x80000000 -#define HWC_WB_CLK_DIV_MASK 0x0000000f - -/*! - * \brief return non-zero if we're running under the simulator - */ -inline static int -hwconfig_simulation_p(void) -{ - return buffer_pool_status->hw_config & HWC_SIMULATION; -} - -/*! - * \brief Return Wishbone Clock divisor. - * The processor runs at the Wishbone Clock rate which is MASTER_CLK_RATE / divisor. - */ -inline static int -hwconfig_wishbone_divisor(void) -{ - return buffer_pool_status->hw_config & HWC_WB_CLK_DIV_MASK; -} - -/////////////////////////////////////////////////// -// Ethernet Core, Slave 6 - -#define ETH_BASE 0xD000 - -#include "eth_mac_regs.h" - -#define eth_mac ((eth_mac_regs_t *) ETH_BASE) - -//////////////////////////////////////////////////// -// Settings Bus, Slave #7, Not Byte Addressable! -// -// Output-only from processor point-of-view. -// 1KB of address space (== 256 32-bit write-only regs) - - -#define MISC_OUTPUT_BASE 0xD400 -#define TX_PROTOCOL_ENGINE_BASE 0xD480 -#define RX_PROTOCOL_ENGINE_BASE 0xD4C0 -#define BUFFER_POOL_CTRL_BASE 0xD500 -#define LAST_SETTING_REG 0xD7FC // last valid setting register - -#define SR_MISC 0 -#define SR_TX_PROT_ENG 32 -#define SR_RX_PROT_ENG 48 -#define SR_BUFFER_POOL_CTRL 64 -#define SR_UDP_SM 96 -#define SR_TX_DSP 208 -#define SR_TX_CTRL 224 -#define SR_RX_DSP 160 -#define SR_RX_CTRL 176 -#define SR_TIME64 192 -#define SR_SIMTIMER 198 -#define SR_LAST 255 - -#define _SR_ADDR(sr) (MISC_OUTPUT_BASE + (sr) * sizeof(uint32_t)) - -// --- buffer pool control regs --- - -typedef struct { - volatile uint32_t ctrl; -} buffer_pool_ctrl_t; - -// buffer pool ports - -#define PORT_SERDES 0 // serial/deserializer -#define PORT_DSP 1 // DSP tx or rx pipeline -#define PORT_ETH 2 // ethernet tx or rx -#define PORT_RAM 3 // RAM tx or rx - -// the buffer pool ctrl register fields - -#define BPC_BUFFER(n) (((n) & 0xf) << 28) -#define BPC_BUFFER_MASK BPC_BUFFER(~0) -#define BPC_BUFFER_0 BPC_BUFFER(0) -#define BPC_BUFFER_1 BPC_BUFFER(1) -#define BPC_BUFFER_2 BPC_BUFFER(2) -#define BPC_BUFFER_3 BPC_BUFFER(3) -#define BPC_BUFFER_4 BPC_BUFFER(4) -#define BPC_BUFFER_5 BPC_BUFFER(5) -#define BPC_BUFFER_6 BPC_BUFFER(6) -#define BPC_BUFFER_7 BPC_BUFFER(7) -#define BPC_BUFFER_NIL BPC_BUFFER(0x8) // disable - -#define BPC_PORT(n) (((n) & 0x7) << 25) -#define BPC_PORT_MASK BPC_PORT(~0) -#define BPC_PORT_SERDES BPC_PORT(PORT_SERDES) -#define BPC_PORT_DSP BPC_PORT(PORT_DSP) -#define BPC_PORT_ETH BPC_PORT(PORT_ETH) -#define BPC_PORT_RAM BPC_PORT(PORT_RAM) -#define BPC_PORT_NIL BPC_PORT(0x4) // disable - -#define BPC_CLR (1 << 24) // mutually excl commands -#define BPC_READ (1 << 23) -#define BPC_WRITE (1 << 22) - -#define BPC_STEP(step) (((step) & 0xf) << 18) -#define BPC_STEP_MASK BPC_STEP(~0) -#define BPC_LAST_LINE(line) (((line) & 0x1ff) << 9) -#define BPC_LAST_LINE_MASK BPC_LAST_LINE(~0) -#define BPC_FIRST_LINE(line) (((line) & 0x1ff) << 0) -#define BPC_FIRST_LINE_MASK BPC_FIRST_LINE(~0) - -#define buffer_pool_ctrl ((buffer_pool_ctrl_t *) BUFFER_POOL_CTRL_BASE) - -// --- misc outputs --- - -typedef struct { - volatile uint32_t clk_ctrl; - volatile uint32_t serdes_ctrl; - volatile uint32_t adc_ctrl; - volatile uint32_t leds; - volatile uint32_t phy_ctrl; // LSB is reset line to eth phy - volatile uint32_t debug_mux_ctrl; - volatile uint32_t ram_page; // FIXME should go somewhere else... - volatile uint32_t flush_icache; // Flush the icache - volatile uint32_t led_src; // HW or SW control for LEDs -} output_regs_t; - -#define SERDES_ENABLE 8 -#define SERDES_PRBSEN 4 -#define SERDES_LOOPEN 2 -#define SERDES_RXEN 1 - -#define ADC_CTRL_ON 0x0F -#define ADC_CTRL_OFF 0x00 - -// crazy order that matches the labels on the case - -#define LED_A (1 << 4) -#define LED_B (1 << 1) -#define LED_C (1 << 3) -#define LED_D (1 << 0) -#define LED_E (1 << 2) -// LED_F // controlled by CPLD -#define LED_RJ45 (1 << 5) - -#define output_regs ((output_regs_t *) MISC_OUTPUT_BASE) - -// --- udp tx regs --- - -typedef struct { - // Bits 19:16 are control info; bits 15:0 are data (see below) - // First two words are unused. - volatile uint32_t _nope[2]; - //--- ethernet header - 14 bytes--- - volatile struct{ - uint32_t mac_dst_0_1; //word 2 - uint32_t mac_dst_2_3; - uint32_t mac_dst_4_5; - uint32_t mac_src_0_1; - uint32_t mac_src_2_3; - uint32_t mac_src_4_5; - uint32_t ether_type; //word 8 - } eth_hdr; - //--- ip header - 20 bytes --- - volatile struct{ - uint32_t ver_ihl_tos; //word 9 - uint32_t total_length; - uint32_t identification; - uint32_t flags_frag_off; - uint32_t ttl_proto; - uint32_t checksum; - uint32_t src_addr_high; - uint32_t src_addr_low; - uint32_t dst_addr_high; - uint32_t dst_addr_low; //word 18 - } ip_hdr; - //--- udp header - 8 bytes --- - volatile struct{ - uint32_t src_port; //word 19 - uint32_t dst_port; - uint32_t length; - uint32_t checksum; //word 22 - } udp_hdr; - volatile uint32_t _pad[32-23]; -} sr_udp_sm_t; - -// control bits (all expect UDP_SM_LAST_WORD are mutually exclusive) - -// This is the last word of the header -#define UDP_SM_LAST_WORD (1 << 19) - -// Insert IP header checksum here. Data is the xor of 16'hFFFF and -// the values written into regs 9-13 and 15-18. -#define UDP_SM_INS_IP_HDR_CHKSUM (1 << 18) - -// Insert IP Length here (data ignored) -#define UDP_SM_INS_IP_LEN (1 << 17) - -// Insert UDP Length here (data ignore) -#define UDP_SM_INS_UDP_LEN (1 << 16) - -#define sr_udp_sm ((sr_udp_sm_t *) _SR_ADDR(SR_UDP_SM)) - -// --- dsp tx regs --- - -#define MIN_CIC_INTERP 1 -#define MAX_CIC_INTERP 128 - -typedef struct { - volatile uint32_t num_chan; - volatile uint32_t clear_state; // clears out state machine, fifos, -} sr_tx_ctrl_t; - -#define sr_tx_ctrl ((sr_tx_ctrl_t *) _SR_ADDR(SR_TX_CTRL)) - -typedef struct { - volatile int32_t freq; - volatile uint32_t scale_iq; // {scale_i,scale_q} - volatile uint32_t interp_rate; - volatile uint32_t _padding0; // padding for the tx_mux - // NOT freq, scale, interp - /*! - * \brief output mux configuration. - * - * <pre> - * 3 2 1 - * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * +-------------------------------+-------+-------+-------+-------+ - * | | DAC1 | DAC0 | - * +-------------------------------+-------+-------+-------+-------+ - * - * There are N DUCs (1 now) with complex inputs and outputs. - * There are two DACs. - * - * Each 4-bit DACx field specifies the source for the DAC - * Each subfield is coded like this: - * - * 3 2 1 0 - * +-------+ - * | N | - * +-------+ - * - * N specifies which DUC output is connected to this DAC. - * - * N which interp output - * --- ------------------- - * 0 DUC 0 I - * 1 DUC 0 Q - * 2 DUC 1 I - * 3 DUC 1 Q - * F All Zeros - * - * The default value is 0x10 - * </pre> - */ - volatile uint32_t tx_mux; - -} dsp_tx_regs_t; - -#define dsp_tx_regs ((dsp_tx_regs_t *) _SR_ADDR(SR_TX_DSP)) - -// --- VITA RX CTRL regs --- -typedef struct { - // The following 3 are logically a single command register. - // They are clocked into the underlying fifo when time_ticks is written. - volatile uint32_t cmd; // {now, chain, num_samples(30) - volatile uint32_t time_secs; - volatile uint32_t time_ticks; - - volatile uint32_t clear_overrun; // write anything to clear overrun - volatile uint32_t vrt_header; // word 0 of packet. FPGA fills in packet counter - volatile uint32_t vrt_stream_id; // word 1 of packet. - volatile uint32_t vrt_trailer; - volatile uint32_t nsamples_per_pkt; - volatile uint32_t nchannels; // 1 in basic case, up to 4 for vector sources - volatile uint32_t pad[7]; // Make each structure 16 elements long -} sr_rx_ctrl_t; - -#define sr_rx_ctrl ((sr_rx_ctrl_t *) _SR_ADDR(SR_RX_CTRL)) - -// --- dsp rx regs --- -#define MIN_CIC_DECIM 1 -#define MAX_CIC_DECIM 128 - -typedef struct { - volatile int32_t freq; - volatile uint32_t scale_iq; // {scale_i,scale_q} - volatile uint32_t decim_rate; - volatile uint32_t dcoffset_i; // Bit 31 high sets fixed offset mode, using lower 14 bits, - // otherwise it is automatic - volatile uint32_t dcoffset_q; // Bit 31 high sets fixed offset mode, using lower 14 bits - - /*! - * \brief input mux configuration. - * - * This determines which ADC (or constant zero) is connected to - * each DDC input. There are N DDCs (1 now). Each has two inputs. - * - * <pre> - * Mux value: - * - * 3 2 1 - * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * | |Q0 |I0 | - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * - * Each 2-bit I field is either 00 (A/D A), 01 (A/D B) or 1X (const zero) - * Each 2-bit Q field is either 00 (A/D A), 01 (A/D B) or 1X (const zero) - * - * The default value is 0x4 - * </pre> - */ - volatile uint32_t rx_mux; // called adc_mux in dsp_core_rx.v - - /*! - * \brief Streaming GPIO configuration - * - * This determines whether the LSBs of I and Q samples come from the DSP - * pipeline or from the io_rx GPIO pins. To stream GPIO, one must first - * set the GPIO data direction register to have io_rx[15] and/or io_rx[14] - * configured as inputs. The GPIO pins will be sampled at the time the - * remainder of the DSP sample is strobed into the RX sample FIFO. There - * will be a decimation-dependent fixed time offset between the GPIO - * sample stream and the associated RF samples. - * - * 3 2 1 - * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * | MBZ |Q|I| - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * - * I 0=LSB comes from DSP pipeline (default) - * 1=LSB comes from io_rx[15] - * - * Q 0=LSB comes from DSP pipeline (default) - * 1=LSB comes from io_rx[14] - */ - volatile uint32_t gpio_stream_enable; - -} dsp_rx_regs_t; - -#define dsp_rx_regs ((dsp_rx_regs_t *) _SR_ADDR(SR_RX_DSP)) - -// ---------------------------------------------------------------- -// VITA49 64 bit time (write only) - /*! - * \brief Time 64 flags - * - * <pre> - * - * 3 2 1 - * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * +-----------------------------------------------------------+-+-+ - * | |S|P| - * +-----------------------------------------------------------+-+-+ - * - * P - PPS edge selection (0=negedge, 1=posedge, default=0) - * S - Source (0=sma, 1=mimo, 0=default) - * - * </pre> - */ -typedef struct { - volatile uint32_t secs; // value to set absolute secs to on next PPS - volatile uint32_t ticks; // value to set absolute ticks to on next PPS - volatile uint32_t flags; // flags - see chart above - volatile uint32_t imm; // set immediate (0=latch on next pps, 1=latch immediate, default=0) -} sr_time64_t; - -#define sr_time64 ((sr_time64_t *) _SR_ADDR(SR_TIME64)) - - -/* - * --- ethernet tx protocol engine regs (write only) --- - * - * These registers control the transmit portion of the ethernet - * protocol engine (out of USRP2). The protocol engine handles fifo - * status and sequence number insertion in outgoing packets, and - * automagically generates status packets when required to inform the - * host of changes in fifo availability. - * - * All outgoing packets have their fifo_status field set to the number - * of 32-bit lines of fifo available in the ethernet Rx fifo (see - * usrp2_eth_packet.h). Seqno's are set if FIXME, else 0. - * - * FIXME clean this up once we know how it's supposed to behave. - */ - -typedef struct { - volatile uint32_t flags; // not yet fully defined (channel?) - volatile uint32_t mac_dst0123; // 4 bytes of destination mac addr - volatile uint32_t mac_dst45src01; // 2 bytes of dest mac addr; 2 bytes of src mac addr - volatile uint32_t mac_src2345; // 4 bytes of destination mac addr - volatile uint32_t seqno; // Write to init seqno. It autoincs on match -} tx_proto_engine_regs_t; - -#define tx_proto_engine ((tx_proto_engine_regs_t *) TX_PROTOCOL_ENGINE_BASE) - -/* - * --- ethernet rx protocol engine regs (write only) --- - * - * These registers control the receive portion of the ethernet - * protocol engine (into USRP2). The protocol engine offloads common - * packet inspection operations so that firmware has less to do on - * "fast path" packets. - * - * The registers define conditions which must be matched for a packet - * to be considered a "fast path" packet. If a received packet - * matches the src and dst mac address, ethertype, flags field, and - * expected seqno number it is considered a "fast path" packet, and - * the expected seqno is updated. If the packet fails to satisfy any - * of the above conditions it's a "slow path" packet, and the - * corresponding SLOWPATH flag will be set buffer_status register. - */ - -typedef struct { - volatile uint32_t flags; // not yet fully defined (channel?) - volatile uint32_t mac_dst0123; // 4 bytes of destination mac addr - volatile uint32_t mac_dst45src01; // 2 bytes of dest mac addr; 2 bytes of src mac addr - volatile uint32_t mac_src2345; // 4 bytes of destination mac addr - volatile uint32_t ethertype_pad; // ethertype in high 16-bits -} rx_proto_engine_regs_t; - -#define rx_proto_engine ((rx_proto_engine_regs_t *) RX_PROTOCOL_ENGINE_BASE) - - - -/////////////////////////////////////////////////// -// Simple Programmable Interrupt Controller, Slave 8 - -#define PIC_BASE 0xD800 - -// Interrupt request lines -// Bit numbers (LSB == 0) that correpond to interrupts into PIC - -#define IRQ_BUFFER 0 // buffer manager -#define IRQ_ONETIME 1 -#define IRQ_SPI 2 -#define IRQ_I2C 3 -#define IRQ_PHY 4 // ethernet PHY -#define IRQ_UNDERRUN 5 -#define IRQ_OVERRUN 6 -#define IRQ_PPS 7 // pulse per second -#define IRQ_UART_RX 8 -#define IRQ_UART_TX 9 -#define IRQ_SERDES 10 -#define IRQ_CLKSTATUS 11 -#define IRQ_PERIODIC 12 - -#define IRQ_TO_MASK(x) (1 << (x)) - -#define PIC_BUFFER_INT IRQ_TO_MASK(IRQ_BUFFER) -#define PIC_ONETIME_INT IRQ_TO_MASK(IRQ_ONETIME) -#define PIC_SPI_INT IRQ_TO_MASK(IRQ_SPI) -#define PIC_I2C_INT IRQ_TO_MASK(IRQ_I2C) -#define PIC_PHY_INT IRQ_TO_MASK(IRQ_PHY) -#define PIC_UNDERRUN_INT IRQ_TO_MASK(IRQ_UNDERRUN) -#define PIC_OVERRUN_INT IRQ_TO_MASK(IRQ_OVERRUN) -#define PIC_PPS_INT IRQ_TO_MASK(IRQ_PPS) -#define PIC_UART_RX_INT IRQ_TO_MASK(IRQ_UART_RX) -#define PIC_UART_TX_INT IRQ_TO_MASK(IRQ_UART_TX) -#define PIC_SERDES IRQ_TO_MASK(IRQ_SERDES) -#define PIC_CLKSTATUS IRQ_TO_MASK(IRQ_CLKSTATUS) - -typedef struct { - volatile uint32_t edge_enable; // mask: 1 -> edge triggered, 0 -> level - volatile uint32_t polarity; // mask: 1 -> rising edge - volatile uint32_t mask; // mask: 1 -> disabled - volatile uint32_t pending; // mask: 1 -> pending; write 1's to clear pending ints -} pic_regs_t; - -#define pic_regs ((pic_regs_t *) PIC_BASE) - -// ---------------------------------------------------------------- -// WB_CLK_RATE is the time base for this -typedef struct { - volatile uint32_t onetime; // Number of wb clk cycles till the onetime interrupt - volatile uint32_t periodic; // Repeat rate of periodic interrupt -} sr_simple_timer_t; - -#define sr_simple_timer ((sr_simple_timer_t *) _SR_ADDR(SR_SIMTIMER)) - -/////////////////////////////////////////////////// -// UART, Slave 10 - -#define UART_BASE 0xE000 - -typedef struct { - // All elements are 8 bits except for clkdiv (16), but we use uint32 to make - // the hardware for decoding easier - volatile uint32_t clkdiv; // Set to 50e6 divided by baud rate (no x16 factor) - volatile uint32_t txlevel; // Number of spaces in the FIFO for writes - volatile uint32_t rxlevel; // Number of available elements in the FIFO for reads - volatile uint32_t txchar; // Write characters to be sent here - volatile uint32_t rxchar; // Read received characters here -} uart_regs_t; - -#define uart_regs ((uart_regs_t *) UART_BASE) - -/////////////////////////////////////////////////// -// ATR Controller, Slave 11 - -#define ATR_BASE 0xE400 - -typedef struct { - volatile uint32_t v[16]; -} atr_regs_t; - -#define ATR_IDLE 0x0 // indicies into v -#define ATR_TX 0x1 -#define ATR_RX 0x2 -#define ATR_FULL 0x3 - -#define atr_regs ((atr_regs_t *) ATR_BASE) - -/////////////////////////////////////////////////// -// SD Card SPI interface, Slave 13 -// All regs are 8 bits wide, but are accessed as if they are 32 bits - -#define SDSPI_BASE 0xEC00 - -typedef struct { - volatile uint32_t status; // Write a 1 or 0 for controlling CS - volatile uint32_t clkdiv; - volatile uint32_t send_dat; - volatile uint32_t receive_dat; -} sdspi_regs_t; - -#define sdspi_regs ((sdspi_regs_t *) SDSPI_BASE) - -/////////////////////////////////////////////////// -// External RAM interface, Slave 14 -// Pages are 1K. Page is 10 bits, set by a control register -// output_regs->ram_page - -#define EXTRAM_BASE 0xF000 -#define extram ((volatile uint32_t *) EXTRAM_BASE) - - -/////////////////////////////////////////////////// - -#endif - diff --git a/firmware/microblaze/lib/net/.gitignore b/firmware/microblaze/lib/net/.gitignore new file mode 100644 index 000000000..282522db0 --- /dev/null +++ b/firmware/microblaze/lib/net/.gitignore @@ -0,0 +1,2 @@ +Makefile +Makefile.in diff --git a/firmware/microblaze/lib/net/eth_mac_addr.h b/firmware/microblaze/lib/net/eth_mac_addr.h new file mode 100644 index 000000000..b44fb68f7 --- /dev/null +++ b/firmware/microblaze/lib/net/eth_mac_addr.h @@ -0,0 +1,29 @@ +/* + * Copyright 2009 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 INCLUDED_ETH_MAC_ADDR_H +#define INCLUDED_ETH_MAC_ADDR_H + +#include <stdint.h> + +// Ethernet MAC address + +typedef struct { + uint8_t addr[6]; +} eth_mac_addr_t; + +#endif /* INCLUDED_ETH_MAC_ADDR_H */ diff --git a/firmware/microblaze/lib/net/padded_eth_hdr.h b/firmware/microblaze/lib/net/padded_eth_hdr.h new file mode 100644 index 000000000..df816734f --- /dev/null +++ b/firmware/microblaze/lib/net/padded_eth_hdr.h @@ -0,0 +1,37 @@ +/* -*- c++ -*- */ +/* + * Copyright 2009,2010 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 INCLUDED_PADDED_ETH_HDR_H +#define INCLUDED_PADDED_ETH_HDR_H + +#include <compiler.h> +#include <net/eth_mac_addr.h> + +/*! + * \brief Standard 14-byte ethernet header plus two leading bytes of padding. + * + * This is what a buffer contains in line 1 when using the "slow mode" + */ +typedef struct { + uint16_t pad; + eth_mac_addr_t dst; + eth_mac_addr_t src; + uint16_t ethertype; +} _AL4 padded_eth_hdr_t; + + +#endif /* INCLUDED_PADDED_ETH_HDR_H */ diff --git a/firmware/microblaze/lib/net/socket_address.h b/firmware/microblaze/lib/net/socket_address.h new file mode 100644 index 000000000..336f30a0c --- /dev/null +++ b/firmware/microblaze/lib/net/socket_address.h @@ -0,0 +1,41 @@ +/* -*- c -*- */ +/* + * Copyright 2010 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 INCLUDED_SOCKET_ADDRESS_H +#define INCLUDED_SOCKET_ADDRESS_H + +#include <lwip/ip_addr.h> + +// port and address are in network byte order + +typedef struct socket_address { + unsigned short port; + struct ip_addr addr; +} socket_address_t; + +static inline struct socket_address +make_socket_address(struct ip_addr addr, int port) +{ + struct socket_address r; + r.port = port; + r.addr = addr; + return r; +} + + + +#endif /* INCLUDED_SOCKET_ADDRESS_H */ diff --git a/firmware/microblaze/lib/nonstdio.c b/firmware/microblaze/lib/nonstdio.c index 1c991afee..4b5fa4123 100644 --- a/firmware/microblaze/lib/nonstdio.c +++ b/firmware/microblaze/lib/nonstdio.c @@ -78,3 +78,46 @@ puthex32_nl(unsigned long x) puthex32(x); newline(); } +/* +void reverse(char s[]) +{ + int c, i, j; + + for (i = 0, j = strlen(s)-1; i<j; i++, j--) { + c = s[i]; + s[i] = s[j]; + s[j] = c; + } +} + +int abs(signed long value) { + return (value >= 0) ? value : 0-value; +} + +//we'll keep the puthex functions above because they're way more lightweight. but sometimes you just want to print in decimal, you know? +char *itoa(signed long value, char *result, int base) +{ + // check that the base if valid + if (base < 2 || base > 16) { *result = 0; return result; } + + char* out = result; + signed long quotient = value; + + do { + *out = hex[ abs(quotient % base) ]; + ++out; + quotient /= base; + } while ( quotient ); + + // Only apply negative sign for base 10 + if ( value < 0 && base == 10) *out++ = '-'; + + *out = 0; + reverse( result ); + + return result; + +} +*/ + + diff --git a/firmware/microblaze/lib/nonstdio.h b/firmware/microblaze/lib/nonstdio.h index 3fd9e39bb..62ebfa46d 100644 --- a/firmware/microblaze/lib/nonstdio.h +++ b/firmware/microblaze/lib/nonstdio.h @@ -1,4 +1,6 @@ -/* -*- c -*- */ +// +// Copyright 2010 Ettus Research LLC +// /* * Copyright 2007 Free Software Foundation, Inc. * @@ -20,7 +22,7 @@ #define INCLUDED_NONSTDIO_H #include <stdio.h> -#include <usrp2_types.h> +#include <stdint.h> #include <stddef.h> void putstr(const char *s); // cf puts, no added newline @@ -37,10 +39,10 @@ void puthex32_nl(unsigned long x); void newline(); // putchar('\n') void print_mac_addr(const unsigned char addr[6]); -void print_fxpt_freq(u2_fxpt_freq_t v); -void print_fxpt_gain(u2_fxpt_gain_t v); void print_uint64(uint64_t v); void print_buffer(uint32_t *buf, size_t n); +//char *itoa(signed long value, char *result, int base); +//void reverse(char s[]); #endif /* INCLUDED_NONSTDIO_H */ diff --git a/firmware/microblaze/lib/pic.c b/firmware/microblaze/lib/pic.c index 4575bd775..e89d2b755 100644 --- a/firmware/microblaze/lib/pic.c +++ b/firmware/microblaze/lib/pic.c @@ -44,7 +44,7 @@ pic_init(void) // uP is level triggered pic_regs->mask = ~0; // mask all interrupts - pic_regs->edge_enable = PIC_ONETIME_INT | PIC_PHY_INT; + pic_regs->edge_enable = PIC_ONETIME_INT; pic_regs->polarity = ~0 & ~PIC_PHY_INT; // rising edge pic_regs->pending = ~0; // clear all pending ints } diff --git a/firmware/microblaze/lib/sd.c b/firmware/microblaze/lib/sd.c deleted file mode 100644 index d000b28ae..000000000 --- a/firmware/microblaze/lib/sd.c +++ /dev/null @@ -1,197 +0,0 @@ -/* -*- c -*- */ -/* - * Copyright 2008 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/>. - */ - -#include "sd.h" -#include "memory_map.h" -#include "stdint.h" -#include "stdio.h" - -static inline void -sd_packarg(unsigned char *argument,unsigned int value) -{ - argument[3] = (unsigned char)(value >> 24); - argument[2] = (unsigned char)(value >> 16); - argument[1] = (unsigned char)(value >> 8); - argument[0] = (unsigned char)(value); -} - -int -sd_init(void) -{ - unsigned char response[5]; - unsigned char argument[4]; - int i,j; - - for(i=0;i<4;i++) - argument[i] = 0; - - // Set clock to less than 400 kHz to start out - sdspi_regs->clkdiv = 128; - - // Delay at least 74 cycles - sd_assert_cs(); - for(i = 0; i < 100; i++) - sd_send_byte(SD_IDLE); - sd_deassert_cs(); - - // Initialization Sequence -- CMD0 CMD55 ACMD41 CMD58 - // Put card in idle state - if(sd_send_command(SD_CMD0,SD_CMD0_R,response,argument)==0) - return 0; // Something went wrong in command - - j = 0; - do { - j++; - if(sd_send_command(SD_CMD55,SD_CMD55_R,response,argument)==1) - sd_send_command(SD_ACMD41,SD_ACMD41_R,response,argument); - else - j = SD_IDLE_WAIT_MAX; - } - while(((response[0] & SD_MSK_IDLE) == SD_MSK_IDLE) && (j < SD_IDLE_WAIT_MAX)); - - if(j>= SD_IDLE_WAIT_MAX) // IDLE timeout exceeded, card asleep - return 0; - - // CMD58 reads the SD card capabilities - if(sd_send_command(SD_CMD58,SD_CMD58_R,response,argument)==0) - return 0; // CMD58 FAIL - - if((response[2] & SD_MSK_OCR_33) != SD_MSK_OCR_33) - return 0; // Card doesn't do 3.3V - - //printf("OCR = %x %x %x %x\n",response[0],response[1],response[2],response[3]); - - // Set blocklen here - sd_packarg(argument,SD_BLOCKLEN); - if(sd_send_command(SD_CMD16,SD_CMD16_R,response,argument)==0) - return 0; // Set Blocklen failed - - // Reset back to high speed - sdspi_regs->clkdiv = 4; - //puts("finished init\n"); - return 1; -} - -int sd_send_command(unsigned char cmd,unsigned char response_type, - unsigned char *response,unsigned char *argument) -{ - int i; - char response_length; - unsigned char tmp; - - sd_assert_cs(); - sd_send_byte((cmd & 0x3F) | 0x40); - for(i=3;i>=0;i--) - sd_send_byte(argument[i]); - sd_send_byte(SD_CRC); // Always the same - - response_length = 0; - switch(response_type) - { - case SD_R1: - case SD_R1B: - response_length = 1; - break; - case SD_R2: - response_length = 2; - break; - case SD_R3: - response_length = 5; - break; - default: - break; - } - - // Wait for a response, which will have a 0 start bit - i = 0; - do - { - tmp = sd_rcv_byte(); - i++; - } - while(((tmp & 0x80) != 0) && i < SD_CMD_TIMEOUT); - - if(i>= SD_CMD_TIMEOUT) - { - sd_deassert_cs(); - //puts("cmd send timeout\n"); - return 0; - } - - for(i=response_length-1; i>=0; i--) - { - response[i] = tmp; - tmp = sd_rcv_byte(); - } - i = 0; - if(response_type == SD_R1B) - { - do - { - i++; - tmp = sd_rcv_byte(); - } - while(tmp != SD_IDLE); - sd_send_byte(SD_IDLE); - } - - //puts("send cmd success\n"); - sd_deassert_cs(); - return 1; -} - -int -sd_read_block (unsigned int blockaddr, unsigned char *buf) -{ - unsigned char response[5]; - unsigned char argument[4]; - unsigned int i = 0; - unsigned char tmp; - - blockaddr <<= SD_BLOCKLEN_NBITS; - sd_packarg(argument,blockaddr); - if(sd_send_command(SD_CMD17,SD_CMD17_R,response,argument)==0) - return 0; //Failed READ; - if(response[0] != 0) - return 0; //Misaligned READ - - sd_assert_cs(); - i = 0; - do - { - tmp = sd_rcv_byte(); - i++; - } - while((tmp == 0xFF) && (i < SD_RD_TIMEOUT)); - if((i>= SD_RD_TIMEOUT) ||((tmp & SD_MSK_TOK_DATAERROR) == 0)) - { - sd_send_byte(SD_IDLE); // Send a dummy before quitting - return 0; // Data ERROR - } - for(i=0;i<SD_BLOCKLEN;i++) - buf[i] = sd_rcv_byte(); - return 1; - -} - -int -sd_write_block(unsigned int blockaddr, const unsigned char *buf) -{ - // FIXME not implemented yet - return 0; -} diff --git a/firmware/microblaze/lib/sd.h b/firmware/microblaze/lib/sd.h deleted file mode 100644 index e2d0ae38e..000000000 --- a/firmware/microblaze/lib/sd.h +++ /dev/null @@ -1,122 +0,0 @@ -/* -*- c -*- */ -/* - * Copyright 2008 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 INCLUDED_SD_H -#define INCLUDED_SD_H - -#include "memory_map.h" - -#define SD_READY 1 -#define SD_IDLE_WAIT_MAX 100 -#define SD_CMD_TIMEOUT 100 -#define SD_RD_TIMEOUT 1000 - -#define SD_CMD0 0 -#define SD_CMD1 1 -#define SD_CMD9 9 -#define SD_CMD10 10 -#define SD_CMD12 12 -#define SD_CMD13 13 -#define SD_CMD16 16 -#define SD_CMD17 17 -#define SD_CMD18 18 -#define SD_CMD24 24 -#define SD_CMD25 25 -#define SD_CMD27 27 -#define SD_CMD28 28 -#define SD_CMD29 29 -#define SD_CMD30 30 -#define SD_CMD32 32 -#define SD_CMD33 33 -#define SD_CMD38 38 -#define SD_CMD55 55 -#define SD_CMD58 58 -#define SD_CMD59 59 -#define SD_ACMD41 41 -#define SD_IDLE 0xFF -#define SD_CRC 0x95 - -#define SD_R1 1 -#define SD_R1B 2 -#define SD_R2 3 -#define SD_R3 4 - -#define SD_CMD0_R SD_R1 -#define SD_CMD16_R SD_R1 -#define SD_CMD17_R SD_R1 -#define SD_CMD55_R SD_R1 -#define SD_ACMD41_R SD_R1 -#define SD_CMD58_R SD_R3 - -#define SD_BLOCKLEN 512 -#define SD_BLOCKLEN_NBITS 9 - -#define SD_MSK_IDLE 0x01 -#define SD_MSK_OCR_33 0xC0 -#define SD_MSK_TOK_DATAERROR 0xE0 - - -int sd_init(void); - -static inline void -sd_assert_cs(void) -{ - // Wait for idle before doing anything - while(sdspi_regs->status != SD_READY) - ; - sdspi_regs->status = 1; -} - -static inline void -sd_deassert_cs(void) -{ - // Wait for idle before doing anything - while(sdspi_regs->status != SD_READY) - ; - sdspi_regs->status = 0; -} - -static inline char -sd_rcv_byte(void) -{ - // Wait for idle before doing anything - while(sdspi_regs->status != SD_READY) - ; - sdspi_regs->send_dat = SD_IDLE; - while(sdspi_regs->status != SD_READY) - ; - return sdspi_regs-> receive_dat; -} - -static inline void -sd_send_byte(char dat) -{ - // Wait for idle before doing anything - while(sdspi_regs->status != SD_READY) - ; // Wait for status = 1 (ready) - sdspi_regs->send_dat = dat; -} - - -int sd_send_command(unsigned char cmd,unsigned char response_type, - unsigned char *response,unsigned char *argument); - -int sd_read_block (unsigned int blockaddr, unsigned char *buf); -int sd_write_block(unsigned int blockaddr, const unsigned char *buf); - -#endif /* INCLUDED_SD_H */ diff --git a/firmware/microblaze/lib/spi.c b/firmware/microblaze/lib/spi.c index 937397df6..bef808e57 100644 --- a/firmware/microblaze/lib/spi.c +++ b/firmware/microblaze/lib/spi.c @@ -43,7 +43,7 @@ spi_transact(bool readback, int slave, uint32_t data, int length, uint32_t flags spi_wait(); // Tell it which SPI slave device to access - spi_regs->ss = slave & 0xff; + spi_regs->ss = slave & 0xffff; // Data we will send spi_regs->txrx0 = data; diff --git a/firmware/microblaze/lib/spi.h b/firmware/microblaze/lib/spi.h index f5b69b270..01e4d26fd 100644 --- a/firmware/microblaze/lib/spi.h +++ b/firmware/microblaze/lib/spi.h @@ -48,5 +48,23 @@ void spi_wait(void); uint32_t spi_transact(bool readback, int slave, uint32_t data, int length, uint32_t flags); +// ---------------------------------------------------------------- +// Routines that manipulate the FLASH SPI BUS +// ---------------------------------------------------------------- + +/*! + * \brief One time call to initialize SPI + */ +void spif_init(void); + +/*! + * \brief Wait for last SPI transaction to complete. + * Unless you need to know it completed, it's not necessary to call this. + */ +void spif_wait(void); + +uint32_t +spif_transact(bool readback_, int slave, uint32_t data, int length, uint32_t flags); + #endif /* INCLUDED_SPI_H */ diff --git a/firmware/microblaze/lib/u2_init.c b/firmware/microblaze/lib/u2_init.c index 6809101c0..75bc40859 100644 --- a/firmware/microblaze/lib/u2_init.c +++ b/firmware/microblaze/lib/u2_init.c @@ -25,9 +25,8 @@ #include "i2c.h" #include "mdelay.h" #include "clocks.h" -#include "usrp2_i2c_addr.h" - -//#include "nonstdio.h" +#include "usrp2/fw_common.h" +#include "nonstdio.h" unsigned char u2_hw_rev_major; unsigned char u2_hw_rev_minor; @@ -35,8 +34,8 @@ unsigned char u2_hw_rev_minor; static inline void get_hw_rev(void) { - bool ok = eeprom_read(I2C_ADDR_MBOARD, MBOARD_REV_LSB, &u2_hw_rev_minor, 1); - ok &= eeprom_read(I2C_ADDR_MBOARD, MBOARD_REV_MSB, &u2_hw_rev_major, 1); + bool ok = eeprom_read(USRP2_I2C_ADDR_MBOARD, USRP2_EE_MBOARD_REV_LSB, &u2_hw_rev_minor, 1); + ok &= eeprom_read(USRP2_I2C_ADDR_MBOARD, USRP2_EE_MBOARD_REV_MSB, &u2_hw_rev_major, 1); } /* @@ -68,7 +67,7 @@ u2_init(void) mdelay(100); hal_set_leds(0x1f, 0x1f); mdelay(100); - hal_set_leds(0x1, 0x1f); // Leave the first one on + hal_set_leds(LED_D, 0x1f); // Leave one on #if 0 // test register readback |