diff options
| author | Waldemar Brodkorb <wbx@openadk.org> | 2017-01-25 07:36:46 +0100 |
|---|---|---|
| committer | Peter Korsgaard <peter@korsgaard.com> | 2017-01-25 23:20:26 +0100 |
| commit | c1395b347fb2e4a7551d220881e1a075d1e6e7bd (patch) | |
| tree | 4da4cbfb61608ee3091308d0c2cee48809d39cdf /board/qemu/or1k/patches/linux | |
| parent | a818e29e76d9a083877094ed7bb3e9cfd31f3a46 (diff) | |
| download | buildroot-c1395b347fb2e4a7551d220881e1a075d1e6e7bd.tar.gz buildroot-c1395b347fb2e4a7551d220881e1a075d1e6e7bd.zip | |
or1k: add defconfig for Qemu system emulation
You can bootup a OpenRISC system, networking is not working.
[Peter: drop unneeded _GETTY_PORT="ttyS0" setting]
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Tested-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Diffstat (limited to 'board/qemu/or1k/patches/linux')
| -rw-r--r-- | board/qemu/or1k/patches/linux/0001-ld-or1k.patch | 16 | ||||
| -rw-r--r-- | board/qemu/or1k/patches/linux/0002-kallsyms.patch | 25 |
2 files changed, 41 insertions, 0 deletions
diff --git a/board/qemu/or1k/patches/linux/0001-ld-or1k.patch b/board/qemu/or1k/patches/linux/0001-ld-or1k.patch new file mode 100644 index 0000000000..aba2463c5f --- /dev/null +++ b/board/qemu/or1k/patches/linux/0001-ld-or1k.patch @@ -0,0 +1,16 @@ +OpenRISC arch name was in the beginning or32 + +Signed-off-by: Waldemar Brodkorb <wbx@openadk.org> + +diff -Nur linux-4.4.5.orig/arch/openrisc/kernel/vmlinux.lds.S linux-4.4.5/arch/openrisc/kernel/vmlinux.lds.S +--- linux-4.4.5.orig/arch/openrisc/kernel/vmlinux.lds.S 2016-03-10 00:35:58.000000000 +0100 ++++ linux-4.4.5/arch/openrisc/kernel/vmlinux.lds.S 2016-03-16 09:21:07.933535532 +0100 +@@ -30,7 +30,7 @@ + #include <asm/cache.h> + #include <asm-generic/vmlinux.lds.h> + +-OUTPUT_FORMAT("elf32-or32", "elf32-or32", "elf32-or32") ++OUTPUT_FORMAT("elf32-or1k", "elf32-or1k", "elf32-or1k") + jiffies = jiffies_64 + 4; + + SECTIONS diff --git a/board/qemu/or1k/patches/linux/0002-kallsyms.patch b/board/qemu/or1k/patches/linux/0002-kallsyms.patch new file mode 100644 index 0000000000..e788a7a9b4 --- /dev/null +++ b/board/qemu/or1k/patches/linux/0002-kallsyms.patch @@ -0,0 +1,25 @@ +From: https://lkml.org/lkml/2016/12/31/13 + +The build robot reports: + + .tmp_kallsyms1.o: In function `kallsyms_relative_base': +>> (.rodata+0x8a18): undefined reference to `_text' + +This is when using 'make alldefconfig'. Adding this _text symbol to mark +the start of the kernel as in other architecture fixes this. + +Signed-off-by: Stafford Horne <shorne@gmail.com> +Signed-off-by: Waldemar Brodkorb <wbx@openadk.org> + +diff -Nur linux-4.9.orig/arch/openrisc/kernel/vmlinux.lds.S linux-4.9/arch/openrisc/kernel/vmlinux.lds.S +--- linux-4.9.orig/arch/openrisc/kernel/vmlinux.lds.S 2016-12-11 20:17:54.000000000 +0100 ++++ linux-4.9/arch/openrisc/kernel/vmlinux.lds.S 2017-01-01 12:13:43.039107518 +0100 +@@ -38,6 +38,8 @@ + /* Read-only sections, merged into text segment: */ + . = LOAD_BASE ; + ++ _text = .; ++ + /* _s_kernel_ro must be page aligned */ + . = ALIGN(PAGE_SIZE); + _s_kernel_ro = .; |
