armv7: do not relocate _start twice · d53e340edf - Gogs

armv7: do not relocate _start twice

The _start symbol is already relocated, so do not add the relocation the second
time in c_runtime_cpu_setup.

This fixes e.g. the abort exception handling path, which ended in double fault
due to bad address in VBAR.

Signed-off-by: Vincent Stehlé <v-stehle@ti.com>
Reported-by: Lubomir Popov <lpopov@mm-sol.com>

Vincent Stehlé 12 years ago

parent

de63ac278c

commit

d53e340edf

1 changed files with 0 additions and 1 deletions

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arch/arm/cpu/armv7/start.S
							 
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				@@ -254,7 +254,6 @@ ENTRY(c_runtime_cpu_setup)
			
				 #if !defined(CONFIG_TEGRA)
			
				 	/* Set vector address in CP15 VBAR register */
			
				 	ldr     r0, =_start
			
				-	add     r0, r0, r9
			
				 	mcr     p15, 0, r0, c12, c0, 0  @Set VBAR
			
				 #endif /* !Tegra */