From 144ec0659c16fcdef5eaee570f84ee2d26f11580 Mon Sep 17 00:00:00 2001
From: Romain Goyet <romain.goyet@numworks.com>
Date: Wed, 9 Jan 2019 10:36:38 +0100
Subject: [PATCH] [build] Add an f730 folder

---
 build/f730/gdb_script.gdb | 36 ++++++++++++++++++++++++++++++++++++
 build/f730/openocd.cfg    |  7 +++++++
 build/platform.f730.mak   |  1 +
 build/targets.device.mak  |  4 ++--
 build/targets.f730.mak    |  1 +
 5 files changed, 47 insertions(+), 2 deletions(-)
 create mode 100644 build/f730/gdb_script.gdb
 create mode 100644 build/f730/openocd.cfg
 create mode 100644 build/platform.f730.mak
 create mode 100644 build/targets.f730.mak

diff --git a/build/f730/gdb_script.gdb b/build/f730/gdb_script.gdb
new file mode 100644
index 000000000..515e20021
--- /dev/null
+++ b/build/f730/gdb_script.gdb
@@ -0,0 +1,36 @@
+# Add a routine to debug ARM exceptions
+
+define armex
+  printf "SCB_CFSR        0x%x\n", *0xE000ED28
+  printf "SCB_HFSR        0x%x\n", *0xE000ED2C
+  printf "SCB_HFSR        0x%x\n", *0xE000ED2C
+  printf "SCB_MMAR        0x%x\n", *0xE000ED34
+  printf "SCB_BFAR        0x%x\n", *0xE000ED38
+  printf "xPSR            0x%x\n", *(int *)($msp+28)
+  printf "ReturnAddress   0x%x\n", *(int *)($msp+24)
+  printf "LR (R14)        0x%x\n", *(int *)($msp+20)
+  printf "R12             0x%x\n", *(int *)($msp+16)
+  printf "R3              0x%x\n", *(int *)($msp+12)
+  printf "R2              0x%x\n", *(int *)($msp+8)
+  printf "R1              0x%x\n", *(int *)($msp+4)
+  printf "R0              0x%x\n", *(int *)($msp)
+  printf "Return instruction:\n"
+  x/i *(int *)($msp+24)
+end
+
+document armex
+ARMv7 Exception entry behavior.
+xPSR, ReturnAddress, LR (R14), R12, R3, R2, R1, and R0
+end
+
+# Let's connect to OpenOCD
+target remote localhost:3333
+
+# GDB pagniation is annoying
+set pagination off
+
+# Load our executable
+load
+
+# Tell OpenOCD to reset and halt
+monitor reset halt
diff --git a/build/f730/openocd.cfg b/build/f730/openocd.cfg
new file mode 100644
index 000000000..0645bf05a
--- /dev/null
+++ b/build/f730/openocd.cfg
@@ -0,0 +1,7 @@
+source [find interface/stlink.cfg]
+
+transport select hla_swd
+
+source [find target/stm32f7x.cfg]
+
+reset_config none separate
diff --git a/build/platform.f730.mak b/build/platform.f730.mak
new file mode 100644
index 000000000..1c9bcd804
--- /dev/null
+++ b/build/platform.f730.mak
@@ -0,0 +1 @@
+include build/platform.device.mak
diff --git a/build/targets.device.mak b/build/targets.device.mak
index 5a33eea6f..4df3b5f38 100644
--- a/build/targets.device.mak
+++ b/build/targets.device.mak
@@ -25,7 +25,7 @@ products += $(patsubst %.$(EXE),%.map,$(filter %.$(EXE),$(products)))
 
 .PHONY: %_run
 %_run: %.$(EXE)
-	$(GDB) -x build/device/gdb_script.gdb $<
+	$(GDB) -x build/$(PLATFORM)/gdb_script.gdb $<
 
 %.map: %.elf
 	@echo "LDMAP   $@"
@@ -48,7 +48,7 @@ products += $(patsubst %.$(EXE),%.map,$(filter %.$(EXE),$(products)))
 
 .PHONY: openocd
 openocd:
-	openocd -f build/device/openocd.cfg
+	openocd -f build/$(PLATFORM)/openocd.cfg
 
 ifeq ($(EPSILON_USB_DFU_XIP)$(EPSILON_DEVICE_BENCH),10)
 flasher.$(EXE): LDFLAGS = --gc-sections -T ion/src/device/usb/flasher.ld
diff --git a/build/targets.f730.mak b/build/targets.f730.mak
new file mode 100644
index 000000000..11effd8c7
--- /dev/null
+++ b/build/targets.f730.mak
@@ -0,0 +1 @@
+include build/targets.device.mak