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f20d685f8e
- atusd/tools/lib/atusd.c: moved to tools/lib/ - atusd/tools/lib/atusd.h: removed, we can now use tools/include/atspi.h - tools/lib/atusd.c: added copyright header - tools/lib/atusd.c: updated for driver API - tools/lib/Makefile: added atusd.o - tools/Makefile.common: moved common elements from all other makefiles in tools/*/ here - tools/Makefile.common: added target-specific compiler and flags - tools/atspi-id/Makefile, tools/atspi-reset/Makefile, tools/atspi-rssi/Makefile, tools/atspi-trim/Makefile, tools/atspi-txrx/Makefile, tools/lib/Makefile: used Makefile.common - tools/lib/Makefile: differentiate USB and uSD build - tools/atspi-id/atspi-id.c, tools/atspi-reset/atspi-reset.c, tools/atspi-rssi/atspi-rssi.c, tools/atspi-trim/atspi-trim.c, tools/atspi-txr/atspi-txr.c: updated for driver-agnostic API - tools/atspi-id/atspi-id.c, tools/atspi-reset/atspi-reset.c, tools/atspi-rssi/atspi-rssi.c, tools/atspi-trim/atspi-trim.c, tools/atspi-txr/atspi-txr.c: corrected AF86RF230 typo in title - tools/include/atspi.h, tools/lib/atspi.c, tools/lib/driver.c, tools/lib/atusb.c: brought back support for atspi_error and atspi_clear_error - tools/atspi-id/atspi-id.c (atspi_get_protocol): renamed to get_protocol, to make it clear that it's not from libatspi - tools/atspi-id/atspi-id.c (atspi_get_build): renamed to get_build, to make it clear that it's not from libatspi - tools/include/atspi.h, tools/lib/atspi.c (atspi_usb_handle): new function to obtain a driver's USB device handle (or NULL if the driver doesn't use USB)
62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
/*
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* atspi-trim/atspi-trim.c - AT86RF230 oscillator trim utility
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*
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* Written 2010 by Werner Almesberger
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* Copyright 2010 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include "at86rf230.h"
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#include "atspi/ep0.h"
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#include "atspi.h"
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static void usage(const char *name)
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{
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fprintf(stderr, "%s [trim_value]\n", name);
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exit(1);
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}
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int main(int argc, const char **argv)
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{
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struct atspi_dsc *dsc;
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int trim = -1;
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char *end;
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switch (argc) {
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case 1:
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break;
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case 2:
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trim = strtoul(argv[1], &end, 0);
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if (*end || trim > 15)
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usage(*argv);
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break;
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default:
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usage(*argv);
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}
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dsc = atspi_open();
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if (!dsc)
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return 1;
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if (trim == -1) {
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trim = atspi_reg_read(dsc, REG_XOSC_CTRL) & XTAL_TRIM_MASK;
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printf("%d (%d.%d pF)\n", trim, trim*3/10, trim*3 % 10);
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} else {
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atspi_reg_write(dsc, REG_XOSC_CTRL,
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(XTAL_MODE_INT << XTAL_MODE_SHIFT) | trim);
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}
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return 0;
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}
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