diff options
| author | Ian Moffett <ian@osmora.org> | 2025-09-17 01:06:27 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-09-17 01:06:27 -0400 |
| commit | b6983be0368bb39e3a8cbd919235b14504f1d995 (patch) | |
| tree | 6c8c4b6776cfed7b688cde150e6f9af94598a7c2 /src/sys/include | |
| parent | 2a9275af4c4e95fc49b4b6c8bbc417dd691bfe87 (diff) | |
kern/amd64: mp: Add cpu_get() routine
This commit introduces a new cpu_get() function to acquire a specific
CPU by using a logical ID as an index.
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'src/sys/include')
| -rw-r--r-- | src/sys/include/sys/cpuvar.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/sys/include/sys/cpuvar.h b/src/sys/include/sys/cpuvar.h index 9a2dc4d..5820646 100644 --- a/src/sys/include/sys/cpuvar.h +++ b/src/sys/include/sys/cpuvar.h @@ -80,6 +80,17 @@ void cpu_conf(struct pcore *pcore); void cpu_init(struct pcore *pcore); /* + * Get a specific CPU descriptor using a logical + * ID number (`index') as a key + * + * @index: Index / logical ID of desired processor + * + * Returns a pointer to the core descriptor on success, + * otherwise NULL to represent failure. + */ +struct pcore *cpu_get(uint16_t index); + +/* * Get the current processing element (core) as * a 'pcore' descriptor. * |