diff options
| -rw-r--r-- | config/arch/blackfin.in | 12 | ||||
| -rw-r--r-- | patches/uClibc/0.9.30.2/290-blackfin-nommu-fork-stub.patch | 32 | ||||
| -rw-r--r-- | scripts/build/arch/blackfin.sh | 14 | ||||
| -rw-r--r-- | scripts/build/kernel/linux.sh | 7 | ||||
| -rw-r--r-- | scripts/build/libc/uClibc.sh | 11 |
5 files changed, 70 insertions, 6 deletions
diff --git a/config/arch/blackfin.in b/config/arch/blackfin.in new file mode 100644 index 0000000..f4515e5 --- /dev/null +++ b/config/arch/blackfin.in @@ -0,0 +1,12 @@ +# Blackfin specific configuration file + +config ARCH_blackfin + select ARCH_SUPPORTS_32 + select ARCH_DEFAULT_32 + select ARCH_DEFAULT_LE + select ARCH_SUPPORT_ARCH + select ARCH_SUPPORT_CPU + select ARCH_SUPPORT_TUNE + select ARCH_SUPPORT_FPU + help + The Blackfin architecture diff --git a/patches/uClibc/0.9.30.2/290-blackfin-nommu-fork-stub.patch b/patches/uClibc/0.9.30.2/290-blackfin-nommu-fork-stub.patch new file mode 100644 index 0000000..7dc0439 --- /dev/null +++ b/patches/uClibc/0.9.30.2/290-blackfin-nommu-fork-stub.patch @@ -0,0 +1,32 @@ +From: Jie Zhang <jie.zhang@analog.com> +Date: Mon, 1 Jun 2009 07:25:42 +0000 (+0000) +Subject: Backport UCLIBC_HAS_STUBS config option from the upstream. This option makes uClibc... +X-Git-Url: http://blackfin.uclinux.org/git/?p=readonly-mirrors%2Ftoolchain.git;a=commitdiff_plain;h=cacea6b12bae6f6cfd08e2bbec536e9b23b342f5 + +Backport UCLIBC_HAS_STUBS config option from the upstream. This option makes uClibc provide fork() stub on NOMMU targets. It's default off. + + +git-svn-id: svn://localhost/svn/toolchain/trunk@3417 2adf4935-75e9-4407-93b2-34b21a1880a4 +--- + +Index: uClibc-0.9.30.2/libc/unistd/daemon.c +=================================================================== +--- uClibc-0.9.30.2.orig/libc/unistd/daemon.c 2010-01-13 22:22:31.000000000 +0100 ++++ uClibc-0.9.30.2/libc/unistd/daemon.c 2010-04-06 22:04:11.000000000 +0200 +@@ -55,7 +55,6 @@ + libc_hidden_proto(dup2) + libc_hidden_proto(setsid) + libc_hidden_proto(chdir) +-libc_hidden_proto(fork) + + #ifndef __ARCH_USE_MMU__ + #include <sys/syscall.h> +@@ -85,6 +84,8 @@ + return ret; + } + #else ++libc_hidden_proto(fork) ++ + static inline pid_t fork_parent(void) + { + switch (fork()) { diff --git a/scripts/build/arch/blackfin.sh b/scripts/build/arch/blackfin.sh new file mode 100644 index 0000000..e707617 --- /dev/null +++ b/scripts/build/arch/blackfin.sh @@ -0,0 +1,14 @@ +# Compute Blackfin-specific values + +CT_DoArchTupleValues() { + # The architecture part of the tuple: + CT_TARGET_ARCH="bfin" + + # gcc ./configure flags + CT_ARCH_WITH_ARCH= + CT_ARCH_WITH_ABI= + CT_ARCH_WITH_CPU= + CT_ARCH_WITH_TUNE= + CT_ARCH_WITH_FPU= + CT_ARCH_WITH_FLOAT= +} diff --git a/scripts/build/kernel/linux.sh b/scripts/build/kernel/linux.sh index 8a568ed..1d08f30 100644 --- a/scripts/build/kernel/linux.sh +++ b/scripts/build/kernel/linux.sh @@ -6,7 +6,12 @@ CT_DoKernelTupleValues() { if [ "${CT_ARCH_USE_MMU}" = "y" ]; then CT_TARGET_KERNEL="linux" else - CT_TARGET_KERNEL="uclinux" + # Sometime, noMMU linux targets have a -uclinux tuple, while + # sometime it's -linux. We currently have only one noMMU linux + # target, and it uses -linux, so let's just use that. Time + # to fix that later... + # CT_TARGET_KERNEL="uclinux" + CT_TARGET_KERNEL="linux" fi } diff --git a/scripts/build/libc/uClibc.sh b/scripts/build/libc/uClibc.sh index f4aa43d..03411a2 100644 --- a/scripts/build/libc/uClibc.sh +++ b/scripts/build/libc/uClibc.sh @@ -190,11 +190,12 @@ mungeuClibcConfig() { # Hack our target in the config file. case "${CT_ARCH}:${CT_ARCH_BITNESS}" in - x86:32) arch=i386;; - x86:64) arch=x86_64;; - sh:32) arch="sh";; - sh:64) arch="sh64";; - *) arch="${CT_ARCH}";; + x86:32) arch=i386;; + x86:64) arch=x86_64;; + sh:32) arch="sh";; + sh:64) arch="sh64";; + blackfin:32) arch="bfin";; + *) arch="${CT_ARCH}";; esac # Also remove stripping: its the responsibility of the # firmware builder to strip or not. |