AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

sh: Fix up the secondary CPU entry point for 32bit mode.

Browse Source 
Presently the secondary CPU entry point is only aimed at 29bit phys mode,
causing it to point to a stray virtual address in 32bit mode. Fix it up
after consulting with our shiny new __in_29bit_mode().

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2010-01-15 15:13:48 +09:00
parent a6198a238b
commit f0cb77372c
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/sh/kernel/cpu/sh4a/smp-shx3.c
View File

@ -78,7 +78,10 @@ void __init plat_prepare_cpus(unsigned int max_cpus)
void plat_start_cpu(unsigned int cpu, unsigned long entry_point)
{
__raw_writel(entry_point, RESET_REG(cpu));
if (__in_29bit_mode())
__raw_writel(entry_point, RESET_REG(cpu));
else
__raw_writel(virt_to_phys(entry_point), RESET_REG(cpu));
if (!(__raw_readl(STBCR_REG(cpu)) & STBCR_MSTP))
__raw_writel(STBCR_MSTP, STBCR_REG(cpu));