diff options
| author | Alejandro Soto <alejandro@34project.org> | 2023-10-06 07:37:16 -0600 |
|---|---|---|
| committer | Alejandro Soto <alejandro@34project.org> | 2023-10-06 07:37:16 -0600 |
| commit | 39fd8b8428da1e4bb0a182e1bcc61ec2d54563a4 (patch) | |
| tree | a4dedd73b8fbfdfbfd1c2ca8c1a4c4a983fd9e26 /demo/demo.h | |
| parent | fac14c8c03592f101d34116cb8ecde908e92c18b (diff) | |
demo: implement remote cmds
Diffstat (limited to 'demo/demo.h')
| -rw-r--r-- | demo/demo.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/demo/demo.h b/demo/demo.h index c889e1a..5ffd4cd 100644 --- a/demo/demo.h +++ b/demo/demo.h @@ -3,15 +3,16 @@ #define NUM_CPUS 4 -struct lock +struct __attribute__((aligned(16))) lock { volatile unsigned val; }; -struct cpu +extern struct __attribute__((aligned(16))) cpu { - unsigned num; -}; + unsigned num; + volatile unsigned long long mailbox; +} all_cpus[NUM_CPUS]; /* Esto viola la ABI, pero no importa porque no dependemos de bibliotecas * https://gcc.gnu.org/onlinedocs/gcc/Global-Register-Variables.html @@ -24,7 +25,7 @@ void spin_unlock(struct lock *lock, unsigned irq_save); void console_init(void); void print(const char *fmt, ...); -void read_line(char *vuf, unsigned size); +void read_line(char *buf, unsigned size); void run_cpu(unsigned num); void run_cpus(unsigned mask); @@ -49,4 +50,11 @@ void cache_debug(unsigned cpu, void *ptr); void perf_show(unsigned cpu); void perf_clear(unsigned cpu); +void do_read(void *ptr); +void do_write(void *ptr, unsigned val); +void remote_send(unsigned cpu, void *ptr, int write, unsigned val); +void remote_recv(void **ptr, int *write, unsigned *val); + +int compare_exchange_64(volatile unsigned long long *p, unsigned long long *old, unsigned long long val); + #endif |