@@ -145,6 +145,13 @@ config BR2_x86_64
architecture compatible microprocessor).
http://en.wikipedia.org/wiki/X86_64
+config BR2_xtensa
+ bool "Xtensa"
+ help
+ Xtensa is a Tensilica processor IP architecture.
+ http://en.wikipedia.org/wiki/Xtensa
+ http://www.tensilica.com/
+
endchoice
config BR2_microblaze
@@ -158,4 +165,5 @@ source "arch/Config.in.powerpc"
source "arch/Config.in.sh"
source "arch/Config.in.sparc"
source "arch/Config.in.x86"
+source "arch/Config.in.xtensa"
source "arch/Config.in.common"
@@ -49,6 +49,7 @@ config BR2_ARCH
default "sh4aeb" if BR2_sh4aeb
default "sh64" if BR2_sh64
default "sparc" if BR2_sparc
+ default "xtensa" if BR2_xtensa
config BR2_ENDIAN
@@ -152,7 +152,8 @@ config BR2_LINUX_KERNEL_BZIMAGE
config BR2_LINUX_KERNEL_ZIMAGE
bool "zImage"
- depends on BR2_arm || BR2_armeb || BR2_powerpc || BR2_sparc || BR2_sh || BR2_sh64
+ depends on BR2_arm || BR2_armeb || BR2_powerpc || BR2_sparc || \
+ BR2_sh || BR2_sh64 || BR2_xtensa
config BR2_LINUX_KERNEL_APPENDED_ZIMAGE
bool "zImage with appended DT"
@@ -1,6 +1,7 @@
config BR2_PACKAGE_AUTOCONF
bool "autoconf"
- depends on !(BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || BR2_sh3eb || BR2_sh64)
+ depends on !(BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3)
+ depends on !(BR2_sh3eb || BR2_sh64 || BR2_xtensa)
select BR2_PACKAGE_PERL
help
Extensible program for developing configure scripts. These
@@ -9,4 +10,5 @@ config BR2_PACKAGE_AUTOCONF
http://www.gnu.org/software/autoconf/
comment "autoconf requires an architecture supported by qemu"
- depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || BR2_sh3eb || BR2_sh64
+ depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || \
+ BR2_sh3eb || BR2_sh64 || BR2_xtensa
@@ -1,6 +1,7 @@
config BR2_PACKAGE_AUTOMAKE
bool "automake"
- depends on !(BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || BR2_sh3eb || BR2_sh64)
+ depends on !(BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3)
+ depends on !(BR2_sh3eb || BR2_sh64 || BR2_xtensa)
select BR2_PACKAGE_AUTOCONF
select BR2_PACKAGE_PERL
help
@@ -10,4 +11,5 @@ config BR2_PACKAGE_AUTOMAKE
http://www.gnu.org/software/automake/
comment "automake requires an architecture supported by qemu"
- depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || BR2_sh3eb || BR2_sh64
+ depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || \
+ BR2_sh3eb || BR2_sh64 || BR2_xtensa
@@ -1,6 +1,7 @@
config BR2_PACKAGE_LTRACE
bool "ltrace"
depends on !(BR2_avr32 || BR2_mips || BR2_mipsel || BR2_sh || BR2_sh64)
+ depends on !BR2_xtensa
select BR2_PACKAGE_LIBELF
help
Debugging program which runs a specified command until it exits.
@@ -7,6 +7,7 @@ config BR2_PACKAGE_PERL
depends on !BR2_sh3
depends on !BR2_sh3eb
depends on !BR2_sh64
+ depends on !BR2_xtensa
help
Larry Wall's Practical Extraction and Report Language
An interpreted scripting language, known among some as "Unix's Swiss
@@ -47,4 +48,5 @@ config BR2_PACKAGE_PERL_GDBM_FILE
endif
comment "perl requires an architecture supported by qemu"
- depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || BR2_sh3eb || BR2_sh64
+ depends on BR2_avr32 || BR2_bfin || BR2_sh2 || BR2_sh2a || BR2_sh3 || \
+ BR2_sh3eb || BR2_sh64 || BR2_xtensa
@@ -93,7 +93,7 @@ config BR2_NEEDS_GETTEXT_IF_LOCALE
default y if (BR2_NEEDS_GETTEXT && BR2_ENABLE_LOCALE)
config BR2_USE_MMU
- bool "Enable MMU support" if BR2_arm || BR2_armeb || BR2_mips || BR2_mipsel || BR2_sh
+ bool "Enable MMU support" if BR2_arm || BR2_armeb || BR2_mips || BR2_mipsel || BR2_sh || BR2_xtensa
default y if !BR2_bfin
help
If your target has a MMU, you should say Y here. If you
@@ -38,6 +38,7 @@ UCLIBC_TARGET_ARCH:=$(shell $(SHELL) -c "echo $(ARCH) | sed \
-e 's/sh[234].*/sh/' \
-e 's/mips.*/mips/' \
-e 's/cris.*/cris/' \
+ -e 's/xtensa.*/xtensa/' \
")
UCLIBC_TARGET_ENDIAN:=$(call qstrip,$(BR2_ENDIAN))
The original support for the Xtensa architecture in buildroot required a lot of special handling and additional files, so it became hard to maintain. This implementation is much more aligned to other architectures with only minimal overhead. Signed-off-by: Chris Zankel <chris@zankel.net>