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[SPARC64]: Add prom_{start,stop}cpu_cpuid().

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Use prom_startcpu_cpuid() on SUN4V instead of prom_startcpu().

We should really test for "SUNW,start-cpu-by-cpuid" presence
and use it if present even on SUN4U.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2006-02-15 02:26:54 -08:00
parent 63c2a0e598
commit 7890f794e0
3 changed files with 34 additions and 8 deletions
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14
include/asm-sparc64/oplib.h
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@@ -188,10 +188,18 @@ extern enum prom_output_device prom_query_output_device(void);
/* Multiprocessor operations... */
#ifdef CONFIG_SMP
/* Start the CPU with the given device tree node, context table, and context
* at the passed program counter.
/* Start the CPU with the given device tree node at the passed program
* counter with the given arg passed in via register %o0.
*/
extern void prom_startcpu(int cpunode, unsigned long pc, unsigned long o0);
extern void prom_startcpu(int cpunode, unsigned long pc, unsigned long arg);
/* Start the CPU with the given cpu ID at the passed program
* counter with the given arg passed in via register %o0.
*/
extern void prom_startcpu_cpuid(int cpuid, unsigned long pc, unsigned long arg);
/* Stop the CPU with the given cpu ID. */
extern void prom_stopcpu_cpuid(int cpuid);
/* Stop the current CPU. */
extern void prom_stopself(void);