diff options
Diffstat (limited to 'usrp2/firmware/lib/u2_init.c')
-rw-r--r-- | usrp2/firmware/lib/u2_init.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/usrp2/firmware/lib/u2_init.c b/usrp2/firmware/lib/u2_init.c deleted file mode 100644 index 9a1eb1651..000000000 --- a/usrp2/firmware/lib/u2_init.c +++ /dev/null @@ -1,130 +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 "u2_init.h" -#include "memory_map.h" -#include "spi.h" -#include "pic.h" -#include "hal_io.h" -#include "lsadc.h" -#include "lsdac.h" -#include "buffer_pool.h" -#include "hal_uart.h" -#include "i2c.h" -#include "bool.h" -#include "mdelay.h" -#include "ad9777.h" -#include "clocks.h" -#include "db.h" -#include "usrp2_i2c_addr.h" - -//#include "nonstdio.h" - -unsigned char u2_hw_rev_major; -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); -} - -/* - * We ought to arrange for this to be called before main, but for now, - * we require that the user's main call u2_init as the first thing... - */ -bool -u2_init(void) -{ - // Set GPIOs to inputs, disable GPIO streaming - hal_gpio_set_ddr(GPIO_TX_BANK, 0x0000, 0xffff); - hal_gpio_set_ddr(GPIO_RX_BANK, 0x0000, 0xffff); - - hal_gpio_write(GPIO_TX_BANK, 0x0000, 0xffff); // init s/w output value to zero - hal_gpio_write(GPIO_RX_BANK, 0x0000, 0xffff); - - dsp_rx_regs->gpio_stream_enable = 0; // I, Q LSBs come from DSP - - hal_io_init(); - - // init spi, so that we can switch over to the high-speed clock - spi_init(); - - // init i2c so we can read our rev - i2c_init(); - get_hw_rev(); - - // set up the default clocks - clocks_init(); - - // clocks_enable_test_clk(true,1); - - // Enable ADCs - output_regs->adc_ctrl = ADC_CTRL_ON; - - // Set up AD9777 DAC - ad9777_write_reg(0, R0_1R); - ad9777_write_reg(1, R1_INTERP_4X | R1_REAL_MIX); - ad9777_write_reg(2, 0); - ad9777_write_reg(3, R3_PLL_DIV_1); - ad9777_write_reg(4, R4_PLL_ON | R4_CP_AUTO); - ad9777_write_reg(5, R5_I_FINE_GAIN(0)); - ad9777_write_reg(6, R6_I_COARSE_GAIN(0xf)); - ad9777_write_reg(7, 0); // I dac offset - ad9777_write_reg(8, 0); - ad9777_write_reg(9, R9_Q_FINE_GAIN(0)); - ad9777_write_reg(10, R10_Q_COARSE_GAIN(0xf)); - ad9777_write_reg(11, 0); // Q dac offset - ad9777_write_reg(12, 0); - - // Initial values for tx and rx mux registers - dsp_tx_regs->tx_mux = 0x10; - dsp_rx_regs->rx_mux = 0x44444444; - - // Set up serdes - output_regs->serdes_ctrl = (SERDES_ENABLE | SERDES_RXEN); - - pic_init(); // progammable interrupt controller - bp_init(); // buffer pool - lsadc_init(); // low-speed ADCs - lsdac_init(); // low-speed DACs - db_init(); // daughterboard init - - hal_enable_ints(); - - // flash all leds to let us know board is alive - hal_set_leds(0x0, 0x1f); - mdelay(100); - hal_set_leds(0x1f, 0x1f); - mdelay(100); - hal_set_leds(0x1, 0x1f); // Leave the first one on - -#if 0 - // test register readback - int rr, vv; - vv = ad9777_read_reg(0); - printf("ad9777 reg[0] = 0x%x\n", vv); - - for (rr = 0x04; rr <= 0x0d; rr++){ - vv = ad9510_read_reg(rr); - printf("ad9510 reg[0x%x] = 0x%x\n", rr, vv); - } -#endif - - return true; -} |