sx1302_hal: initial check-in

The SX1302 hardware abstraction layer is required by the basicstation
to control the concentrator based on SX1302/SX1303 chip.

Signed-off-by: Marcus Schref <mschref@web.de>

4 files changed, 173 insertions, 0 deletions

diff --git a/libs/sx1302_hal/Makefile b/libs/sx1302_hal/Makefile
new file mode 100644
index 000000000..6fc3c4d6a
--- /dev/null
+++ b/libs/sx1302_hal/Makefile
@@ -0,0 +1,109 @@
+#
+# Copyright (C) 2022 TDT AG <development@tdt.de>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+#
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=sx1302_hal
+PKG_VERSION:=2.1.0
+PKG_RELEASE:=$(AUTORELEASE)
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/Lora-net/sx1302_hal/tar.gz/V$(PKG_VERSION)?
+PKG_HASH:=4b62aa6a83ad449c68fdd844fc35024586c9faabca3c5a90a2544735b380de5b
+
+PKG_MAINTAINER:=Marcus Schref <mschref@tdt.de>
+PKG_LICENSE:=MIT BSD-3-Clause
+PKG_LICENSE_FILES:=LICENSE.TXT
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/sx1302_hal/Default
+  SECTION:=libs
+  CATEGORY:=Libraries
+  SUBMENU:=IoT
+  TITLE:=SX1302/SX1303 HAL
+endef
+
+define Package/sx1302_hal-tests
+  $(call Package/sx1302_hal/Default)
+  TITLE+=(Tests)
+  DEPENDS:=+kmod-usb-acm
+endef
+
+define Package/sx1302_hal-tests/description
+  Tests for SX1302/SX1303 Hardware Abstraction Layer
+endef
+
+define Package/sx1302_hal-utils
+  $(call Package/sx1302_hal/Default)
+  TITLE+=(Utilities)
+  DEPENDS:=+kmod-usb-acm
+endef
+
+define Package/sx1302_hal-utils/description
+  Utilities for SX1302/SX1303 Hardware Abstraction Layer
+endef
+
+CFLAGS = $(TARGET_CFLAGS)
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR)/libtools \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+
+	$(MAKE) -C $(PKG_BUILD_DIR)/libloragw \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+
+	$(MAKE) -C $(PKG_BUILD_DIR)/util_boot \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+
+	$(MAKE) -C $(PKG_BUILD_DIR)/util_chip_id \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+
+	$(MAKE) -C $(PKG_BUILD_DIR)/util_net_downlink \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+
+	$(MAKE) -C $(PKG_BUILD_DIR)/util_spectral_scan \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		ARCH="$(ARCH)"
+endef
+
+define Build/InstallDev
+	$(INSTALL_DIR) $(1)/usr/include
+	$(CP) $(PKG_BUILD_DIR)/libtools/inc/tinymt32.h $(1)/usr/include
+
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_BUILD_DIR)/libtools/libtinymt32.a $(1)/usr/lib
+
+	$(INSTALL_DIR) $(1)/usr/include/lgw
+	$(CP) $(PKG_BUILD_DIR)/libloragw/inc/*.h $(1)/usr/include/lgw
+
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_BUILD_DIR)/libloragw/*.a $(1)/usr/lib
+endef
+
+define Package/sx1302_hal-tests/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/libloragw/test* $(1)/usr/bin
+endef
+
+define Package/sx1302_hal-utils/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/util_boot/boot $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/util_chip_id/chip_id $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/util_net_downlink/net_downlink \
+		$(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/util_spectral_scan/spectral_scan \
+		$(1)/usr/bin
+endef
+
+$(eval $(call BuildPackage,sx1302_hal-tests))
+$(eval $(call BuildPackage,sx1302_hal-utils))
diff --git a/libs/sx1302_hal/patches/000-edit_cflags.patch b/libs/sx1302_hal/patches/000-edit_cflags.patch
new file mode 100644
index 000000000..9a6fde2f2
--- /dev/null
+++ b/libs/sx1302_hal/patches/000-edit_cflags.patch
@@ -0,0 +1,35 @@
+From 389e8138f543baf334442ca52edf5f7b4cfe13dc Mon Sep 17 00:00:00 2001
+From: Marcus Schref <mschref@web.de>
+Date: Mon, 22 Aug 2022 10:02:13 +0200
+Subject: [PATCH] sx1302_hal: edit cflags
+
+Enable use of TARGET_CFLAGS in addition to specified CFLAGS
+
+Signed-off-by: Marcus Schref <mschref@web.de>
+---
+ libloragw/Makefile | 2 +-
+ libtools/Makefile  | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+--- a/libloragw/Makefile
++++ b/libloragw/Makefile
+@@ -11,7 +11,7 @@ CROSS_COMPILE ?=
+ CC := $(CROSS_COMPILE)gcc
+ AR := $(CROSS_COMPILE)ar
+ 
+-CFLAGS := -O2 -Wall -Wextra -std=c99 -Iinc -I. -I../libtools/inc
++CFLAGS += -O2 -Wall -Wextra -std=c99 -Iinc -I. -I../libtools/inc
+ 
+ OBJDIR = obj
+ INCLUDES = $(wildcard inc/*.h) $(wildcard ../libtools/inc/*.h)
+--- a/libtools/Makefile
++++ b/libtools/Makefile
+@@ -7,7 +7,7 @@ CROSS_COMPILE ?=
+ CC := $(CROSS_COMPILE)gcc
+ AR := $(CROSS_COMPILE)ar
+ 
+-CFLAGS := -O2 -Wall -Wextra -std=c99 -Iinc -I.
++CFLAGS += -O2 -Wall -Wextra -std=c99 -Iinc -I.
+ 
+ OBJDIR = obj
+ INCLUDES = $(wildcard inc/*.h)
diff --git a/libs/sx1302_hal/patches/001-add_compatibility_with_basicstation.patch b/libs/sx1302_hal/patches/001-add_compatibility_with_basicstation.patch
new file mode 100644
index 000000000..4d93a5954
--- /dev/null
+++ b/libs/sx1302_hal/patches/001-add_compatibility_with_basicstation.patch
@@ -0,0 +1,22 @@
+From a6ae15dc6709e32f0604b6eeb0f07cc50bde18b1 Mon Sep 17 00:00:00 2001
+From: Marcus Schref <mschref@web.de>
+Date: Mon, 22 Aug 2022 10:06:03 +0200
+Subject: [PATCH] sx1302_hal: add compatibility with basicstation
+
+Add LGW_LBT_ISSUE define used by Basicstation
+
+Signed-off-by: Marcus Schref <mschref@web.de>
+---
+ libloragw/inc/loragw_hal.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/libloragw/inc/loragw_hal.h
++++ b/libloragw/inc/loragw_hal.h
+@@ -45,6 +45,7 @@ License: Revised BSD License, see LICENS
+ #define LGW_HAL_SUCCESS     0
+ #define LGW_HAL_ERROR       -1
+ #define LGW_LBT_NOT_ALLOWED 1
++#define LGW_LBT_ISSUE 1
+ 
+ /* radio-specific parameters */
+ #define LGW_XTAL_FREQU      32000000            /* frequency of the RF reference oscillator */
diff --git a/libs/sx1302_hal/test.sh b/libs/sx1302_hal/test.sh
new file mode 100644
index 000000000..3958edc0e
--- /dev/null
+++ b/libs/sx1302_hal/test.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+if [ "$1" = 'sx1302_hal-tests' ]; then
+	test_loragw_com -h 2>&1 | grep "$2"
+elif [ "$1" = 'sx1302_hal-utils' ]; then
+	chip_id -h 2>&1 | grep "$2"
+fi