On Aug 18, 2010, at 3:12 PM, Matthew McClintock wrote:
We currently do not add a cpu-release-addr for core 0, this is needed when we want to reset core 0 and later restart it from Linux
arch/powerpc/cpu/mpc85xx/fdt.c | 21 ++++++++------------- 1 files changed, 8 insertions(+), 13 deletions(-)
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index 8e7b827..acc70bf 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -47,25 +47,20 @@ void ft_fixup_cpu(void *blob, u64 memory_limit) int off; ulong spin_tbl_addr = get_spin_phys_addr(); u32 bootpg = determine_mp_bootpg();
u32 id = get_my_id();
off = fdt_node_offset_by_prop_value(blob, -1, "device_type", "cpu", 4); while (off != -FDT_ERR_NOTFOUND) { u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", 0);
if (reg) {
if (*reg == id) {fdt_setprop_string(blob, off, "status", "okay");
Don't we still want "status" = "okay" for boot cpu?
} else {u64 val = *reg * SIZE_BOOT_ENTRY + spin_tbl_addr;val = cpu_to_fdt32(val);fdt_setprop_string(blob, off, "status","disabled");fdt_setprop_string(blob, off, "enable-method","spin-table");fdt_setprop(blob, off, "cpu-release-addr",&val, sizeof(val));}
u64 val = *reg * SIZE_BOOT_ENTRY + spin_tbl_addr;val = cpu_to_fdt32(val);fdt_setprop_string(blob, off, "status","disabled");fdt_setprop_string(blob, off, "enable-method","spin-table");fdt_setprop(blob, off, "cpu-release-addr",&val, sizeof(val));-- 1.6.6.1
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