apache/nuttx-apps
1
0
Fork 0
mirror of https://github.com/apache/nuttx-apps.git synced 2025-10-17 15:32:21 +08:00
Code Issues Packages Projects Releases Wiki Activity

nshlib/irqaff: add irq affinity command

Browse Source 
add support for set an IRQ affinity to CPUs by software

qemu-armv7a/bmp: switch uart irq to different CPUs

nsh> ps
  PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK   USED  FILLED COMMAND
    0     0   0 FIFO     Kthread   - Ready              0000000000000000 004080 000536  13.1%  CPU0 IDLE
    1     1 192 RR       Kthread   - Waiting  Semaphore 0000000000000000 004032 000296   7.3%  hpwork 0x4013f51c 0x4013f530
    2     2 100 RR       Task      - Running            0000000000000000 004056 001168  28.7%  nsh_main
nsh> irqaff 33 0x2
nsh> ps
  PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK   USED  FILLED COMMAND
    0     0   0 FIFO     Kthread   - Ready              0000000000000000 004080 000736  18.0%  CPU1 IDLE
    1     1 192 RR       Kthread   - Waiting  Semaphore 0000000000000000 004032 000296   7.3%  hpwork 0x4013f544 0x4013f558
    2     2 100 RR       Task      - Running            0000000000000000 004056 001288  31.7%  nsh_main
nsh> irqaff 33 0x4
nsh> ps
  PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK   USED  FILLED COMMAND
    0     0   0 FIFO     Kthread   - Ready              0000000000000000 004080 000736  18.0%  CPU2 IDLE
    1     1 192 RR       Kthread   - Waiting  Semaphore 0000000000000000 004032 000296   7.3%  hpwork 0x4013f56c 0x4013f580
    2     2 100 RR       Task      - Running            0000000000000000 004056 001168  28.7%  nsh_main
nsh> irqaff 33 0x8
nsh> ps
  PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK   USED  FILLED COMMAND
    0     0   0 FIFO     Kthread   - Ready              0000000000000000 004080 000736  18.0%  CPU3 IDLE
    1     1 192 RR       Kthread   - Waiting  Semaphore 0000000000000000 004032 000296   7.3%  hpwork 0x4013f594 0x4013f5a8
    2     2 100 RR       Task      - Running            0000000000000000 004056 001168  28.7%  nsh_main

Signed-off-by: chao an <anchao@lixiang.com>
This commit is contained in:
chao an
2024-03-28 18:30:10 +08:00
committed by Xiang Xiao
parent 84e186c9d1
commit 20c90d5b43
4 changed files with 41 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
nshlib/nsh.h
View File

@@ -1145,6 +1145,11 @@ int cmd_switchboot(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
FAR char **argv);
#endif
#if defined(CONFIG_BOARDCTL_IRQ_AFFINITY) && !defined(CONFIG_NSH_DISABLE_IRQ_AFFINITY)
int cmd_irq_affinity(FAR struct nsh_vtbl_s *vtbl, int argc,
FAR char **argv);
#endif
#if defined(CONFIG_RPMSG) && !defined(CONFIG_NSH_DISABLE_RPMSG)
int cmd_rpmsg(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
#endif