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author | Boris Gjenero <boris.gjenero@gmail.com> | 2013-05-22 13:05:47 -0400 |
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committer | Boris Gjenero <boris.gjenero@gmail.com> | 2013-05-24 02:02:04 +0200 |
commit | f6e179bd8eeb417e0428b8290df4ca058782e8b3 (patch) | |
tree | 016a06cd891022b3fb99c4ea5174ab849f40b0b9 | |
parent | 4077eac8398345d3500be794190eec83852135ba (diff) | |
download | rockbox-f6e179bd8eeb417e0428b8290df4ca058782e8b3.tar.gz rockbox-f6e179bd8eeb417e0428b8290df4ca058782e8b3.zip |
Remove data_abort_handler from ARM crt0 files.
This causes data_abort_handler from lib/unwarminder/safe_read.S to be
used instead. It allows unwarminder to avoid data aborts when
displaying the backtrace. A data_abort_handler remains in system-arm.c,
but it is not used because it is declared as a weak symbol.
Change-Id: I832066ed514347fe697e219872e90fbdd937f477
Reviewed-on: http://gerrit.rockbox.org/475
Reviewed-by: Marcin Bukat <marcin.bukat@gmail.com>
Tested-by: Boris Gjenero <boris.gjenero@gmail.com>
-rw-r--r-- | firmware/target/arm/pnx0101/crt0-pnx0101.S | 5 | ||||
-rw-r--r-- | firmware/target/arm/pp/crt0-pp.S | 5 | ||||
-rw-r--r-- | firmware/target/arm/pp/crt0-pp502x-bl-usb.S | 5 |
3 files changed, 0 insertions, 15 deletions
diff --git a/firmware/target/arm/pnx0101/crt0-pnx0101.S b/firmware/target/arm/pnx0101/crt0-pnx0101.S index f297c29d0c..51be8c72a3 100644 --- a/firmware/target/arm/pnx0101/crt0-pnx0101.S +++ b/firmware/target/arm/pnx0101/crt0-pnx0101.S @@ -203,11 +203,6 @@ fiq_handler: ldmfd sp!, {r0-r7, r12, lr} subs pc, lr, #4 -data_abort_handler: - sub r0, lr, #8 - mov r1, #2 - b UIE - irq_handler: #ifndef STUB stmfd sp!, {r0-r11, r12, lr} diff --git a/firmware/target/arm/pp/crt0-pp.S b/firmware/target/arm/pp/crt0-pp.S index 5a9835a71f..4e7621ecc8 100644 --- a/firmware/target/arm/pp/crt0-pp.S +++ b/firmware/target/arm/pp/crt0-pp.S @@ -402,11 +402,6 @@ prefetch_abort_handler: mov r1, #1 b UIE -data_abort_handler: - sub r0, lr, #8 - mov r1, #2 - b UIE - /* Align stacks to cache line boundary */ .balign 32 diff --git a/firmware/target/arm/pp/crt0-pp502x-bl-usb.S b/firmware/target/arm/pp/crt0-pp502x-bl-usb.S index 7b0489b2a8..93b1fbaeb5 100644 --- a/firmware/target/arm/pp/crt0-pp502x-bl-usb.S +++ b/firmware/target/arm/pp/crt0-pp502x-bl-usb.S @@ -351,11 +351,6 @@ prefetch_abort_handler: mov r1, #1 b UIE -data_abort_handler: - sub r0, lr, #8 - mov r1, #2 - b UIE - /* should never happen in the bootloader */ fiq_handler: subs pc, lr, #4 |