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authorHarald Welte <laforge@gnumonks.org>2011-07-30 19:04:55 +0200
committerHarald Welte <laforge@gnumonks.org>2011-07-30 19:04:55 +0200
commita3de0a4ac29118c3ada946a0c8f7f602c9066ec1 (patch)
tree8408d463a3ea6910d7336e24d60611da8a50b77d /firmware/src/simtrace/sim_switch.c
parentdd88fde8d2b78243c01871cabca37c9e46ebd03d (diff)
parentffbce3ea2cda51214be0bb7a107954f890f99b0d (diff)
Merge branch 'simtrace'
Diffstat (limited to 'firmware/src/simtrace/sim_switch.c')
-rw-r--r--firmware/src/simtrace/sim_switch.c95
1 files changed, 95 insertions, 0 deletions
diff --git a/firmware/src/simtrace/sim_switch.c b/firmware/src/simtrace/sim_switch.c
new file mode 100644
index 0000000..f83290f
--- /dev/null
+++ b/firmware/src/simtrace/sim_switch.c
@@ -0,0 +1,95 @@
+/*
+ * (C) 2011 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+#include <AT91SAM7.h>
+#include <lib_AT91SAM7.h>
+#include <openpcd.h>
+
+#include <simtrace_usb.h>
+
+#include <os/usb_handler.h>
+#include <os/dbgu.h>
+#include <os/pio_irq.h>
+
+#include "../simtrace.h"
+#include "../openpcd.h"
+
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
+
+void sim_switch_mode(int connect_io, int connect_misc)
+{
+ if (connect_io)
+ AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_IO_SW);
+ else
+ AT91F_PIO_SetOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_IO_SW);
+
+ if (connect_misc)
+ AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW);
+ else
+ AT91F_PIO_SetOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW);
+}
+
+static void sw_sim_irq(u_int32_t pio)
+{
+
+ if (!AT91F_PIO_IsInputSet(AT91C_BASE_PIOA, pio))
+ DEBUGPCR("SIM card inserted");
+ else
+ DEBUGPCR("SIM card removed");
+}
+
+static void vcc_phone_irq(u_int32_t pio)
+{
+ if (!AT91F_PIO_IsInputSet(AT91C_BASE_PIOA, pio))
+ DEBUGPCR("VCC_PHONE off");
+ else
+ DEBUGPCR("VCC_PHONE on");
+}
+
+void sim_switch_init(void)
+{
+ DEBUGPCR("ISO_SW Initializing");
+
+ /* make sure we get clock from the power management controller */
+ AT91F_US0_CfgPMC();
+
+ /* configure both signals as output */
+ AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, SIMTRACE_PIO_SC_SW |
+ SIMTRACE_PIO_IO_SW);
+
+ /* configure sim card detect */
+ AT91F_PIO_CfgInput(AT91C_BASE_PIOA, SIMTRACE_PIO_SW_SIM);
+ AT91F_PIO_CfgInputFilter(AT91C_BASE_PIOA, SIMTRACE_PIO_SW_SIM);
+ pio_irq_register(SIMTRACE_PIO_SW_SIM, &sw_sim_irq);
+ pio_irq_enable(SIMTRACE_PIO_SW_SIM);
+ /* configure VCC_PHONE detection */
+ AT91F_PIO_CfgInput(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
+ AT91F_PIO_CfgPullupDis(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
+ AT91F_PIO_CfgInputFilter(AT91C_BASE_PIOA, SIMTRACE_PIO_VCC_PHONE);
+ pio_irq_register(SIMTRACE_PIO_VCC_PHONE, &vcc_phone_irq);
+ pio_irq_enable(SIMTRACE_PIO_VCC_PHONE);
+
+#if 0
+ AT91F_ADC_CfgPMC();
+ AT91F_ADC_EnableChannel(AT91C_BASE_ADC, AT91C_ADC_CH7);
+#endif
+}
personal git repositories of Harald Welte. Your mileage may vary