giga: recompile core for M4 coexistence

Author: facchinm

boards.txt

@@ -674,6 +674,7 @@ giga.build.postbuild.cmd="{tools.imgtool.path}/{tools.imgtool.cmd}" exit
 giga.build.architecture=cortex-m7
 giga.build.board=GIGA
 giga.build.ldscript=linker_script.ld
+giga.build.extra_ldflags=-DCM4_BINARY_START=0x08180000
 giga.compiler.mbed.arch.define=
 giga.compiler.mbed.defines={build.variant.path}/defines.txt
 giga.compiler.mbed.ldflags={build.variant.path}/ldflags.txt
@@ -706,7 +707,7 @@ giga.upload.interface=0
 giga.upload.use_1200bps_touch=true
 giga.upload.wait_for_upload_port=true
 giga.upload.native_usb=true
-giga.upload.maximum_size=786432
+giga.upload.maximum_size=1966080
 giga.upload.maximum_data_size=523624
 
 giga.debug.tool=gdb

variants/GIGA/cflags.txt

@@ -19,7 +19,6 @@
 -fdata-sections
 -ffunction-sections
 -fmessage-length=0
--fno-exceptions
 -fomit-frame-pointer
 -funsigned-char
 -mcpu=cortex-m7

variants/GIGA/cxxflags.txt

@@ -21,7 +21,6 @@
 -fdata-sections
 -ffunction-sections
 -fmessage-length=0
--fno-exceptions
 -fomit-frame-pointer
 -funsigned-char
 -mcpu=cortex-m7

variants/GIGA/defines.txt

@@ -44,7 +44,7 @@
 -DFEATURE_BLE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1673524403.7194717
+-DMBED_BUILD_TIMESTAMP=1675161895.788852
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_TICKLESS
 -DMBEDTLS_FS_IO