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34 #include <mips/nlm/hal/mips-extns.h>
35 #include <mips/nlm/hal/iomap.h>
37 /* XLP 8xx/4xx A0, A1, A2 CPU COP0 PRIDs */
38 #define CHIP_PROCESSOR_ID_XLP_8XX 0x10
39 #define CHIP_PROCESSOR_ID_XLP_3XX 0x11
40 #define CHIP_PROCESSOR_ID_XLP_416 0x94
41 #define CHIP_PROCESSOR_ID_XLP_432 0x14
44 #define XLP_REVISION_A0 0x00
45 #define XLP_REVISION_A1 0x01
46 #define XLP_REVISION_A2 0x02
47 #define XLP_REVISION_B0 0x03
48 #define XLP_REVISION_B1 0x04
52 * FreeBSD can be started with few threads and cores turned off,
53 * so have a hardware thread id to FreeBSD cpuid mapping.
55 extern int xlp_ncores;
56 extern int xlp_threads_per_core;
57 extern uint32_t xlp_hw_thread_mask;
58 extern int xlp_cpuid_to_hwtid[];
59 extern int xlp_hwtid_to_cpuid[];
61 extern void xlp_enable_threads(int code);
63 uint32_t xlp_get_cpu_frequency(int node, int core);
64 int nlm_set_device_frequency(int node, int devtype, int frequency);
65 int xlp_irq_to_irt(int irq);
67 static __inline int nlm_processor_id(void)
69 return ((mips_rd_prid() >> 8) & 0xff);
72 static __inline int nlm_is_xlp3xx(void)
75 return (nlm_processor_id() == CHIP_PROCESSOR_ID_XLP_3XX);
78 static __inline int nlm_is_xlp3xx_ax(void)
80 uint32_t procid = mips_rd_prid();
81 int prid = (procid >> 8) & 0xff;
82 int rev = procid & 0xff;
84 return (prid == CHIP_PROCESSOR_ID_XLP_3XX &&
85 rev < XLP_REVISION_B0);
88 static __inline int nlm_is_xlp4xx(void)
90 int prid = nlm_processor_id();
92 return (prid == CHIP_PROCESSOR_ID_XLP_432 ||
93 prid == CHIP_PROCESSOR_ID_XLP_416);
96 static __inline int nlm_is_xlp8xx(void)
98 int prid = nlm_processor_id();
100 return (prid == CHIP_PROCESSOR_ID_XLP_8XX ||
101 prid == CHIP_PROCESSOR_ID_XLP_432 ||
102 prid == CHIP_PROCESSOR_ID_XLP_416);
105 static __inline int nlm_is_xlp8xx_ax(void)
107 uint32_t procid = mips_rd_prid();
108 int prid = (procid >> 8) & 0xff;
109 int rev = procid & 0xff;
111 return ((prid == CHIP_PROCESSOR_ID_XLP_8XX ||
112 prid == CHIP_PROCESSOR_ID_XLP_432 ||
113 prid == CHIP_PROCESSOR_ID_XLP_416) &&
114 (rev < XLP_REVISION_B0));
117 static __inline int nlm_is_xlp8xx_b0(void)
119 uint32_t procid = mips_rd_prid();
120 int prid = (procid >> 8) & 0xff;
121 int rev = procid & 0xff;
123 return ((prid == CHIP_PROCESSOR_ID_XLP_8XX ||
124 prid == CHIP_PROCESSOR_ID_XLP_432 ||
125 prid == CHIP_PROCESSOR_ID_XLP_416) &&
126 rev == XLP_REVISION_B0);
129 static __inline int xlp_socdev_irt(uint32_t offset)
133 base = nlm_pcicfg_base(offset);
134 return (nlm_irtstart(base));
137 #endif /* __NLM_XLP_H__ */