diff options
| author | Gabe Black <gabeblack@google.com> | 2013-02-26 19:08:28 -0800 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2013-03-13 23:41:23 +0100 |
| commit | a0e27979c06088912489633a67644254bc5a1f70 (patch) | |
| tree | 4254efbfc36339afa84c52bf7ba3e2ea31782ad9 /payloads | |
| parent | 0274919bf6853b7a437025a8abf6624b824b3d91 (diff) | |
| download | coreboot-a0e27979c06088912489633a67644254bc5a1f70.tar.xz | |
libpayload: Move over to the payload's stack during startup
Don't keep using the coreboot stack on ARMv7.
Change-Id: I734c5d77f8584e30ee0c720d41e21e3040f56db4
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: http://review.coreboot.org/2668
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/arch/armv7/head.S | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/payloads/libpayload/arch/armv7/head.S b/payloads/libpayload/arch/armv7/head.S index e1b5737ead..7a706e3aa6 100644 --- a/payloads/libpayload/arch/armv7/head.S +++ b/payloads/libpayload/arch/armv7/head.S @@ -31,14 +31,21 @@ .text .align 4 +1: +.word _stack + /* * Our entry point */ _entry: /* TODO: disable interrupts */ + /* TODO: Clear BSS */ - /* TODO: Setup new stack */ + + /* Setup new stack */ + ldr sp, 1b + /* TODO: Save old stack pointer */ /* Let's rock. */ |