diff options
| author | Ian Moffett <ian@osmora.org> | 2024-06-29 18:38:13 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2024-06-29 18:38:13 -0400 |
| commit | 9113fa42e6794e39d7233e17e8106f677ad04d94 (patch) | |
| tree | 2c8763b8b0c271d4f2d6b9b4bf2415da7612526d /sys/include | |
| parent | 1bcdbcf7b9b38de99c73ca44b6b9ea7785deaac7 (diff) | |
kernel/amd64: lapic: Add support for IPIs
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/include')
| -rw-r--r-- | sys/include/arch/amd64/lapic.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys/include/arch/amd64/lapic.h b/sys/include/arch/amd64/lapic.h index d06bcc9..3b06206 100644 --- a/sys/include/arch/amd64/lapic.h +++ b/sys/include/arch/amd64/lapic.h @@ -30,10 +30,20 @@ #ifndef _MACHINE_LAPIC_H_ #define _MACHINE_LAPIC_H_ +#include <sys/param.h> #include <sys/types.h> +#define IPI_SHORTHAND_NONE 0x00 +#define IPI_SHORTHAND_SELF 0x01 +#define IPI_SHORTHAND_ALL 0x02 +#define IPI_SHORTHAND_OTHERS 0x03 + +#define IPI_DEST_PHYSICAL 0 +#define IPI_DEST_LOGICAL BIT(11) + void lapic_init(void); void lapic_eoi(void); +void lapic_send_ipi(uint8_t id, uint8_t shorthand, uint8_t vector); extern uintptr_t g_lapic_base; |