Change in simtrace2[master]: make sim switch board specific

[laforge]

laforge has submitted this change. ( https://gerrit.osmocom.org/c/simtrace2/+/23618 )

Change subject: make sim switch board specific
......................................................................

make sim switch board specific

the simtrace board uses a bus switch not used on qmod and owhw to
switch the SIM between physical and virtual

Change-Id: Ieaf2ed4761fc3e04f33f9aac5c04a768c9a6f71e
Related: OS#1704
---
M firmware/libboard/common/include/sim_switch.h
R firmware/libboard/owhw/source/sim_switch.c
C firmware/libboard/qmod/source/sim_switch.c
A firmware/libboard/simtrace/source/sim_switch.c
4 files changed, 62 insertions(+), 0 deletions(-)

Approvals:
  laforge: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/firmware/libboard/common/include/sim_switch.h b/firmware/libboard/common/include/sim_switch.h
index 3d131f2..4439fa5 100644
--- a/firmware/libboard/common/include/sim_switch.h
+++ b/firmware/libboard/common/include/sim_switch.h
@@ -14,5 +14,13 @@
  */
 #pragma once
 
+/** switch card lines to use physical or emulated card
+ *  @param[in] nr card interface number (i.e. slot)
+ *  @param[in] physical which physical interface to switch to (e.g. 0: physical, 1: virtual)
+ *  @return 0 on success, negative else
+ */
 int sim_switch_use_physical(unsigned int nr, int physical);
+/** initialise card switching capabilities
+ *  @return number of switchable card interfaces
+ */
 int sim_switch_init(void);
diff --git a/firmware/libboard/common/source/sim_switch.c b/firmware/libboard/owhw/source/sim_switch.c
similarity index 100%
rename from firmware/libboard/common/source/sim_switch.c
rename to firmware/libboard/owhw/source/sim_switch.c
diff --git a/firmware/libboard/common/source/sim_switch.c b/firmware/libboard/qmod/source/sim_switch.c
similarity index 100%
copy from firmware/libboard/common/source/sim_switch.c
copy to firmware/libboard/qmod/source/sim_switch.c
diff --git a/firmware/libboard/simtrace/source/sim_switch.c b/firmware/libboard/simtrace/source/sim_switch.c
new file mode 100644
index 0000000..c5c54f0
--- /dev/null
+++ b/firmware/libboard/simtrace/source/sim_switch.c
@@ -0,0 +1,54 @@
+/* Code to switch between local (physical) and remote (emulated) SIM
+ *
+ * (C) 2015-2017 by Harald Welte <hwelte at hmw-consulting.de>
+ * (C) 2018, sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon at sysmocom.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 "board.h"
+#include "trace.h"
+#include "led.h"
+#include "sim_switch.h"
+
+int sim_switch_use_physical(unsigned int nr, int physical)
+{
+	const Pin pin_sc = PIN_SC_SW_DEFAULT; // pin to control bus switch for VCC/RST/CLK signals
+	const Pin pin_io = PIN_IO_SW_DEFAULT; // pin to control bus switch for I/O signal
+
+	if (nr > 0) {
+		TRACE_ERROR("SIM interface for Modem %d can't be switched\r\n", nr);
+		return -1;
+	}
+
+	TRACE_INFO("Modem %u: %s SIM\n\r", nr, physical ? "physical" : "virtual");
+
+	if (physical) {
+		TRACE_INFO("%u: Use local/physical SIM\r\n", nr);
+		PIO_Set(&pin_sc);
+		PIO_Set(&pin_io);
+	} else {
+		TRACE_INFO("%u: Use remote/emulated SIM\r\n", nr);
+		PIO_Clear(&pin_sc);
+		PIO_Clear(&pin_io);
+	}
+
+	return 0;
+}
+
+int sim_switch_init(void)
+{
+	// the bus switch is already initialised
+	return 1; // SIMtrace hardware has only one switchable interface
+}

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Gerrit-Project: simtrace2
Gerrit-Branch: master
Gerrit-Change-Id: Ieaf2ed4761fc3e04f33f9aac5c04a768c9a6f71e
Gerrit-Change-Number: 23618
Gerrit-PatchSet: 5
Gerrit-Owner: laforge <laforge at osmocom.org>
Gerrit-Reviewer: Hoernchen <ewild at sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <laforge at osmocom.org>
Gerrit-Reviewer: tsaitgaist <kredon at sysmocom.de>
Gerrit-MessageType: merged
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