30 lines
1011 B
C
30 lines
1011 B
C
|
/*
|
||
|
|
* This file is part of the UCB release of Plan 9. It is subject to the license
|
||
|
|
* terms in the LICENSE file found in the top-level directory of this
|
||
|
|
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
|
||
|
|
* part of the UCB release of Plan 9, including this file, may be copied,
|
||
|
|
* modified, propagated, or distributed except according to the terms contained
|
||
|
|
* in the LICENSE file.
|
||
|
|
*/
|
||
|
|
|
||
|
|
typedef struct Tos Tos;
|
||
|
|
|
||
|
|
struct Tos {
|
||
|
|
uint64_t cyclefreq; /* cycle clock frequency if there is one, 0 otherwise */
|
||
|
|
int64_t kcycles; /* cycles spent in kernel */
|
||
|
|
int64_t pcycles; /* cycles spent in process (kernel + user) */
|
||
|
|
uint32_t pid; /* might as well put the pid here */
|
||
|
|
uint32_t clock;
|
||
|
|
/* scratch space for kernel use (e.g., mips fp delay-slot execution) */
|
||
|
|
uint32_t kscr[4];
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Fields below are not available on Plan 9 kernels.
|
||
|
|
*/
|
||
|
|
int nixtype; /* role of the core we are running at */
|
||
|
|
int core; /* core we are running at */
|
||
|
|
/* top of stack is here */
|
||
|
|
};
|
||
|
|
|
||
|
|
extern Tos *_tos;
|