diff options
Diffstat (limited to 'sdr-test-project/main.c')
| -rw-r--r-- | sdr-test-project/main.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/sdr-test-project/main.c b/sdr-test-project/main.c deleted file mode 100644 index 5e55b7b..0000000 --- a/sdr-test-project/main.c +++ /dev/null @@ -1,197 +0,0 @@ -/* ----------------------------------------------------------------------------
- * ATMEL Microcontroller Software Support
- * ----------------------------------------------------------------------------
- * Copyright (c) 2008, Atmel Corporation
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the disclaimer below.
- *
- * Atmel's name may not be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
- * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
- * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
- * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * ----------------------------------------------------------------------------
- */
-
-#include <board.h>
-#include <board_memories.h>
-#include <pio/pio.h>
-#include <irq/irq.h>
-#include <twi/twid.h>
-#include <twi/twi.h>
-#include <dbgu/dbgu.h>
-#include <ssc/ssc.h>
-#include <utility/assert.h>
-#include <utility/math.h>
-#include <utility/trace.h>
-#include <utility/led.h>
-
-#include <string.h>
-
-#include <dmad/dmad.h>
-#include <dma/dma.h>
-
-#include <tuner_e4k.h>
-#include <si570.h>
-
-#define SSC_MCK 49152000
-
-// TWI clock
-#define TWI_CLOCK 100000
-
-// PMC define
-#define AT91C_CKGR_PLLR AT91C_CKGR_PLLAR
-#define AT91C_PMC_LOCK AT91C_PMC_LOCKA
-
-#define AT91C_CKGR_MUL_SHIFT 16
-#define AT91C_CKGR_OUT_SHIFT 14
-#define AT91C_CKGR_PLLCOUNT_SHIFT 8
-#define AT91C_CKGR_DIV_SHIFT 0
-
-#define E4K_I2C_ADDR 0x64
-#define SI570_I2C_ADDR 0x55
-
-//------------------------------------------------------------------------------
-// Local variables
-//------------------------------------------------------------------------------
-
-/// List of pins to configure.
-static const Pin pins[] = {PINS_TWI0, PIN_PCK0, PINS_LEDS,
- PINS_MISC, PINS_SSC, PINS_FPGA_JTAG};
-
-static Twid twid;
-static struct e4k_state e4k;
-static struct si570_ctx si570;
-
-static void set_si570_freq(uint32_t freq)
-{
- si570_set_freq(&si570, freq/1000, 0);
- e4k.vco.fosc = freq;
-}
-
-static void power_peripherals(int on)
-{
- if (on) {
- osdr_fpga_power(1);
- sam3u_e4k_power(&e4k, 1);
- sam3u_e4k_stby(&e4k, 0);
- } else {
- osdr_fpga_power(0);
- sam3u_e4k_stby(&e4k, 1);
- sam3u_e4k_power(&e4k, 0);
- }
-}
-
-static void DisplayMenu(void)
-{
- printf("Menu:\r\n"
- "[0] fpga+rf power on\r\n"
- "[1] si570 init\r\n"
- "[2] e4k init\r\n"
- "[f] si570 30MHz freq\r\n"
- "[r] si570 regdump\r\n"
- "[q] 100 MHz\r\n"
- "[w] 101 MHz\r\n"
- "\r\n"
- );
-}
-
-//------------------------------------------------------------------------------
-/// Main function
-//------------------------------------------------------------------------------
-int main(void)
-{
- unsigned char key;
- unsigned char isValid;
-
- // Configure all pins
- PIO_Configure(pins, PIO_LISTSIZE(pins));
-
- LED_Configure(0);
- LED_Set(0);
- LED_Configure(1);
- LED_Set(1);
-
- // Initialize the DBGU
- TRACE_CONFIGURE(DBGU_STANDARD, 115200, BOARD_MCK);
-
- printf("trace configured!!\n");
-
- // Switch to Main clock
- AT91C_BASE_PMC->PMC_MCKR = (AT91C_BASE_PMC->PMC_MCKR & ~AT91C_PMC_CSS) | AT91C_PMC_CSS_MAIN_CLK;
- while ((AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY) == 0);
-
- // Configure PLL to 98.285MHz
- *AT91C_CKGR_PLLR = ((1 << 29) | (171 << AT91C_CKGR_MUL_SHIFT) \
- | (0x0 << AT91C_CKGR_OUT_SHIFT) |(0x3f << AT91C_CKGR_PLLCOUNT_SHIFT) \
- | (21 << AT91C_CKGR_DIV_SHIFT));
- while ((AT91C_BASE_PMC->PMC_SR & AT91C_PMC_LOCK) == 0);
-
- // Configure master clock in two operations
- AT91C_BASE_PMC->PMC_MCKR = (( AT91C_PMC_PRES_CLK_2 | AT91C_PMC_CSS_PLLA_CLK) & ~AT91C_PMC_CSS) | AT91C_PMC_CSS_MAIN_CLK;
- while ((AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY) == 0);
- AT91C_BASE_PMC->PMC_MCKR = ( AT91C_PMC_PRES_CLK_2 | AT91C_PMC_CSS_PLLA_CLK);
- while ((AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY) == 0);
-
- // DBGU reconfiguration
- DBGU_Configure(DBGU_STANDARD, 115200, SSC_MCK);
-
- // Configure and enable the TWI (required for accessing the DAC)
- *AT91C_PMC_PCER = (1<< AT91C_ID_TWI0);
- TWI_ConfigureMaster(AT91C_BASE_TWI0, TWI_CLOCK, SSC_MCK);
- TWID_Initialize(&twid, AT91C_BASE_TWI0);
-
- printf("-- osmo-sdr testing project %s --\n\r", SOFTPACK_VERSION);
- printf("-- %s\n\r", BOARD_NAME);
- printf("-- Compiled: %s %s --\n\r", __DATE__, __TIME__);
-
- // Enter menu loop
- while (1) {
-
- // Display menu
- DisplayMenu();
-
- // Process user input
- key = DBGU_GetChar();
-
- switch (key) {
- case '0':
- power_peripherals(1);
- break;
- case '1':
- si570_init(&si570, &twid, SI570_I2C_ADDR);
- break;
- case '2':
- sam3u_e4k_init(&e4k, &twid, E4K_I2C_ADDR);
- e4k_init(&e4k);
- break;
- case 'f':
- set_si570_freq(30000000);
- break;
- case 'r':
- si570_regdump(&si570);
- break;
- case 'q':
- e4k_tune_freq(&e4k, 100000000);
- break;
- case 'w':
- e4k_tune_freq(&e4k, 101000000);
- break;
- }
- }
-}
-
|