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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-13 19:35:09 +0300 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-13 19:35:09 +0300 |
| commit | bc7ecbcbc2c0ff235382077b55de7896775afc16 (patch) | |
| tree | 9918b2f3fdeebd9c99a308af94d86bc13c80d0c8 /arch/sparc/kernel/head_32.S | |
| parent | c52854018ad123c9ef83867462457b75bb56d452 (diff) | |
| parent | 285eae0a4ba0f467341476fd4c6981e5cdafc6be (diff) | |
| download | linux-bc7ecbcbc2c0ff235382077b55de7896775afc16.tar.xz | |
Merge branch 'devel' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6 into devel
Diffstat (limited to 'arch/sparc/kernel/head_32.S')
| -rw-r--r-- | arch/sparc/kernel/head_32.S | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S index 439d82a95ac9..21bb2590d4ae 100644 --- a/arch/sparc/kernel/head_32.S +++ b/arch/sparc/kernel/head_32.S @@ -811,9 +811,31 @@ found_version: got_prop: #ifdef CONFIG_SPARC_LEON /* no cpu-type check is needed, it is a SPARC-LEON */ +#ifdef CONFIG_SMP + ba leon_smp_init + nop + + .global leon_smp_init +leon_smp_init: + sethi %hi(boot_cpu_id), %g1 ! master always 0 + stb %g0, [%g1 + %lo(boot_cpu_id)] + sethi %hi(boot_cpu_id4), %g1 ! master always 0 + stb %g0, [%g1 + %lo(boot_cpu_id4)] + + rd %asr17,%g1 + srl %g1,28,%g1 + + cmp %g0,%g1 + beq sun4c_continue_boot !continue with master + nop + + ba leon_smp_cpu_startup + nop +#else ba sun4c_continue_boot nop #endif +#endif set cputypval, %o2 ldub [%o2 + 0x4], %l1 |