• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright(c) 2015 EZchip Technologies.
4  */
5 
6 #ifndef _PLAT_EZNPS_MTM_H
7 #define _PLAT_EZNPS_MTM_H
8 
9 #include <plat/ctop.h>
10 
nps_mtm_reg_addr(u32 cpu,u32 reg)11 static inline void *nps_mtm_reg_addr(u32 cpu, u32 reg)
12 {
13 	struct global_id gid;
14 	u32 core, blkid;
15 
16 	gid.value = cpu;
17 	core = gid.core;
18 	blkid = (((core & 0x0C) << 2) | (core & 0x03));
19 
20 	return nps_host_reg(cpu, blkid, reg);
21 }
22 
23 #ifdef CONFIG_EZNPS_MTM_EXT
24 #define NPS_CPU_TO_THREAD_NUM(cpu) \
25 	({ struct global_id gid; gid.value = cpu; gid.thread; })
26 
27 /* MTM registers */
28 #define MTM_CFG(cpu)			nps_mtm_reg_addr(cpu, 0x81)
29 #define MTM_THR_INIT(cpu)		nps_mtm_reg_addr(cpu, 0x92)
30 #define MTM_THR_INIT_STS(cpu)		nps_mtm_reg_addr(cpu, 0x93)
31 
32 #define get_thread(map) map.thread
33 #define eznps_max_cpus 4096
34 #define eznps_cpus_per_cluster	256
35 
36 void mtm_enable_core(unsigned int cpu);
37 int mtm_enable_thread(int cpu);
38 #else /* !CONFIG_EZNPS_MTM_EXT */
39 
40 #define get_thread(map) 0
41 #define eznps_max_cpus 256
42 #define eznps_cpus_per_cluster	16
43 #define mtm_enable_core(cpu)
44 #define mtm_enable_thread(cpu) 1
45 #define NPS_CPU_TO_THREAD_NUM(cpu) 0
46 
47 #endif /* CONFIG_EZNPS_MTM_EXT */
48 
49 #endif /* _PLAT_EZNPS_MTM_H */
50