diff options
Diffstat (limited to 'host/apps/omap_debug/usrp-e-gpio.c')
-rw-r--r-- | host/apps/omap_debug/usrp-e-gpio.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/host/apps/omap_debug/usrp-e-gpio.c b/host/apps/omap_debug/usrp-e-gpio.c deleted file mode 100644 index adef877d3..000000000 --- a/host/apps/omap_debug/usrp-e-gpio.c +++ /dev/null @@ -1,83 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#include <fcntl.h> -#include <string.h> -#include <sys/ioctl.h> - -#include "usrp_e.h" -#include "usrp_e_regs.hpp" - -// Usage: usrp_e_gpio <string> - -static int fp; - -static int read_reg(__u16 reg) -{ - int ret; - struct usrp_e_ctl16 d; - - d.offset = reg; - d.count = 1; - ret = ioctl(fp, USRP_E_READ_CTL16, &d); - return d.buf[0]; -} - -static void write_reg(__u16 reg, __u16 val) -{ - int ret; - struct usrp_e_ctl16 d; - - d.offset = reg; - d.count = 1; - d.buf[0] = val; - ret = ioctl(fp, USRP_E_WRITE_CTL16, &d); -} - -int main(int argc, char *argv[]) -{ - int i, test, data_in; - - test = 0; - if (argc > 1) - test = 1; - - fp = open("/dev/usrp_e0", O_RDWR); - printf("fp = %d\n", fp); - - write_reg(UE_REG_GPIO_TX_DDR, 0x0); - write_reg(UE_REG_GPIO_RX_DDR, 0xFFFF); - - for (i=0; i < 16; i++) { - write_reg(UE_REG_GPIO_RX_IO, 1 << i); - sleep(1); - if (test) { - data_in = read_reg(UE_REG_GPIO_TX_IO); - if (data_in != (1 << i)) - printf("Read failed, wrote: %X read: %X\n", \ - 1 << i, data_in); - } - } - - write_reg(UE_REG_GPIO_RX_DDR, 0x0); - write_reg(UE_REG_GPIO_TX_DDR, 0xFFFF); - - sleep(1); - - for (i=0; i < 16; i++) { - write_reg(UE_REG_GPIO_TX_IO, 1 << i); - sleep(1); - if (test) { - data_in = read_reg(UE_REG_GPIO_RX_IO); - if (data_in != (1 << i)) - printf("Read failed, wrote: %X read: %X\n", \ - 1 << i, data_in); - } - } - - write_reg(UE_REG_GPIO_RX_DDR, 0x0); - write_reg(UE_REG_GPIO_TX_DDR, 0x0); - - return 0; -} |