Changeset 179f6f2 in mainline

Timestamp:

2012-04-11T17:25:18Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ee685630

Parents:

49a736e2

Message:

Only use armv4 code for uspace.

armv7-a breaks stuff on bbxm:
using fat module panics kernel
######> Kernel panic on cpu0 due to the following reason: <######
page_fault - instruction doesn't access memory (instr_code: 0x1508, badvaddr:0x.
THE=0x80996000: pe=0 thr=0x80982410 task=0x80994000 cpu=0x80956800 as=0x8028e16d

cpu0: halted

File:

• uspace/lib/c/arch/arm32/Makefile.common (modified) (1 diff)

uspace/lib/c/arch/arm32/Makefile.common

@@ -28 +28 @@
 #
 
-GCC_CFLAGS += -ffixed-r9 -mtp=soft -fno-omit-frame-pointer -march=$(subst _,-,$(PROCESSOR))
+GCC_CFLAGS += -ffixed-r9 -mtp=soft -fno-omit-frame-pointer -march=armv4
+#TODO enable this when the breakage is fixed
+#(fat fails on invalid instruction, tmpfs hangs, there may be other issues)
+#fat: page_fault - instruction doesn't access memory (instr_code: 0x1508, badvaddr:0x.
+#$(subst _,-,$(PROCESSOR))
 
 ENDIANESS = LE