Warning: That file was not part of the compilation database. It may have many parsing errors.
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
---|---|
2 | #ifndef _SPARC64_HEAD_H |
3 | #define _SPARC64_HEAD_H |
4 | |
5 | #include <asm/pstate.h> |
6 | |
7 | /* wrpr %g0, val, %gl */ |
8 | #define SET_GL(val) \ |
9 | .word 0xa1902000 | val |
10 | |
11 | /* rdpr %gl, %gN */ |
12 | #define GET_GL_GLOBAL(N) \ |
13 | .word 0x81540000 | (N << 25) |
14 | |
15 | #define KERNBASE 0x400000 |
16 | |
17 | #define PTREGS_OFF (STACK_BIAS + STACKFRAME_SZ) |
18 | |
19 | #define RTRAP_PSTATE (PSTATE_TSO|PSTATE_PEF|PSTATE_PRIV|PSTATE_IE) |
20 | #define RTRAP_PSTATE_IRQOFF (PSTATE_TSO|PSTATE_PEF|PSTATE_PRIV) |
21 | #define RTRAP_PSTATE_AG_IRQOFF (PSTATE_TSO|PSTATE_PEF|PSTATE_PRIV|PSTATE_AG) |
22 | |
23 | #define __CHEETAH_ID 0x003e0014 |
24 | #define __JALAPENO_ID 0x003e0016 |
25 | #define __SERRANO_ID 0x003e0022 |
26 | |
27 | #define CHEETAH_MANUF 0x003e |
28 | #define CHEETAH_IMPL 0x0014 /* Ultra-III */ |
29 | #define CHEETAH_PLUS_IMPL 0x0015 /* Ultra-III+ */ |
30 | #define JALAPENO_IMPL 0x0016 /* Ultra-IIIi */ |
31 | #define JAGUAR_IMPL 0x0018 /* Ultra-IV */ |
32 | #define PANTHER_IMPL 0x0019 /* Ultra-IV+ */ |
33 | #define SERRANO_IMPL 0x0022 /* Ultra-IIIi+ */ |
34 | |
35 | #define BRANCH_IF_SUN4V(tmp1,label) \ |
36 | sethi %hi(is_sun4v), %tmp1; \ |
37 | lduw [%tmp1 + %lo(is_sun4v)], %tmp1; \ |
38 | brnz,pn %tmp1, label; \ |
39 | nop |
40 | |
41 | #define BRANCH_IF_CHEETAH_BASE(tmp1,tmp2,label) \ |
42 | rdpr %ver, %tmp1; \ |
43 | sethi %hi(__CHEETAH_ID), %tmp2; \ |
44 | srlx %tmp1, 32, %tmp1; \ |
45 | or %tmp2, %lo(__CHEETAH_ID), %tmp2;\ |
46 | cmp %tmp1, %tmp2; \ |
47 | be,pn %icc, label; \ |
48 | nop; |
49 | |
50 | #define BRANCH_IF_JALAPENO(tmp1,tmp2,label) \ |
51 | rdpr %ver, %tmp1; \ |
52 | sethi %hi(__JALAPENO_ID), %tmp2; \ |
53 | srlx %tmp1, 32, %tmp1; \ |
54 | or %tmp2, %lo(__JALAPENO_ID), %tmp2;\ |
55 | cmp %tmp1, %tmp2; \ |
56 | be,pn %icc, label; \ |
57 | nop; |
58 | |
59 | #define BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(tmp1,tmp2,label) \ |
60 | rdpr %ver, %tmp1; \ |
61 | srlx %tmp1, (32 + 16), %tmp2; \ |
62 | cmp %tmp2, CHEETAH_MANUF; \ |
63 | bne,pt %xcc, 99f; \ |
64 | sllx %tmp1, 16, %tmp1; \ |
65 | srlx %tmp1, (32 + 16), %tmp2; \ |
66 | cmp %tmp2, CHEETAH_PLUS_IMPL; \ |
67 | bgeu,pt %xcc, label; \ |
68 | 99: nop; |
69 | |
70 | #define BRANCH_IF_ANY_CHEETAH(tmp1,tmp2,label) \ |
71 | rdpr %ver, %tmp1; \ |
72 | srlx %tmp1, (32 + 16), %tmp2; \ |
73 | cmp %tmp2, CHEETAH_MANUF; \ |
74 | bne,pt %xcc, 99f; \ |
75 | sllx %tmp1, 16, %tmp1; \ |
76 | srlx %tmp1, (32 + 16), %tmp2; \ |
77 | cmp %tmp2, CHEETAH_IMPL; \ |
78 | bgeu,pt %xcc, label; \ |
79 | 99: nop; |
80 | |
81 | #endif /* !(_SPARC64_HEAD_H) */ |
82 |
Warning: That file was not part of the compilation database. It may have many parsing errors.