projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| c2f02da2 DH |
1 | /* SPARC stack layout Macros and structures, |
| 2 | * mainly taken from BCC (the Bare C compiler for | |
| 3 | * SPARC LEON2/3) sources. | |
| 4 | * | |
| 5 | * (C) Copyright 2007 | |
| 6 | * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com. | |
| 7 | * | |
| 1a459660 | 8 | * SPDX-License-Identifier: GPL-2.0+ |
| c2f02da2 DH |
9 | */ |
| 10 | ||
| 11 | #ifndef __SPARC_STACK_H__ | |
| 12 | #define __SPARC_STACK_H__ | |
| 13 | ||
| 14 | #include <asm/ptrace.h> | |
| 15 | ||
| 16 | #ifndef __ASSEMBLER__ | |
| 17 | ||
| 18 | #ifdef __cplusplus | |
| 19 | extern "C" { | |
| 20 | #endif | |
| 21 | ||
| 22 | #define PT_REGS_SZ sizeof(struct pt_regs) | |
| 23 | ||
| 24 | /* A Sparc stack frame */ | |
| 25 | struct sparc_stackframe_regs { | |
| 26 | unsigned long sf_locals[8]; | |
| 27 | unsigned long sf_ins[6]; | |
| 28 | struct sparc_stackframe_regs *sf_fp; | |
| 29 | unsigned long sf_callers_pc; | |
| 30 | char *sf_structptr; | |
| 31 | unsigned long sf_xargs[6]; | |
| 32 | unsigned long sf_xxargs[1]; | |
| 33 | }; | |
| 34 | #define SF_REGS_SZ sizeof(struct sparc_stackframe_regs) | |
| 35 | ||
| 36 | /* A register window */ | |
| 37 | struct sparc_regwindow_regs { | |
| 38 | unsigned long locals[8]; | |
| 39 | unsigned long ins[8]; | |
| 40 | }; | |
| 41 | #define RW_REGS_SZ sizeof(struct sparc_regwindow_regs) | |
| 42 | ||
| 43 | /* A fpu window */ | |
| 44 | struct sparc_fpuwindow_regs { | |
| 45 | unsigned long locals[32]; | |
| 46 | unsigned long fsr; | |
| 47 | unsigned long lastctx; | |
| 48 | }; | |
| 49 | #define FW_REGS_SZ sizeof(struct sparc_fpuwindow_regs) | |
| 50 | ||
| 51 | #ifdef __cplusplus | |
| 52 | } | |
| 53 | #endif | |
| 54 | #else | |
| 55 | #define PT_REGS_SZ 0x50 /* 20*4 */ | |
| 56 | #define SF_REGS_SZ 0x60 /* 24*4 */ | |
| 57 | #define RW_REGS_SZ 0x20 /* 16*4 */ | |
| 58 | #define FW_REGS_SZ 0x88 /* 34*4 */ | |
| 59 | #endif /* !ASM */ | |
| 60 | ||
| 61 | /* These are for pt_regs. */ | |
| 62 | #define PT_PSR 0x0 | |
| 63 | #define PT_PC 0x4 | |
| 64 | #define PT_NPC 0x8 | |
| 65 | #define PT_Y 0xc | |
| 66 | #define PT_G0 0x10 | |
| 67 | #define PT_WIM PT_G0 | |
| 68 | #define PT_G1 0x14 | |
| 69 | #define PT_G2 0x18 | |
| 70 | #define PT_G3 0x1c | |
| 71 | #define PT_G4 0x20 | |
| 72 | #define PT_G5 0x24 | |
| 73 | #define PT_G6 0x28 | |
| 74 | #define PT_G7 0x2c | |
| 75 | #define PT_I0 0x30 | |
| 76 | #define PT_I1 0x34 | |
| 77 | #define PT_I2 0x38 | |
| 78 | #define PT_I3 0x3c | |
| 79 | #define PT_I4 0x40 | |
| 80 | #define PT_I5 0x44 | |
| 81 | #define PT_I6 0x48 | |
| 82 | #define PT_FP PT_I6 | |
| 83 | #define PT_I7 0x4c | |
| 84 | ||
| 85 | /* Stack_frame offsets */ | |
| 86 | #define SF_L0 0x00 | |
| 87 | #define SF_L1 0x04 | |
| 88 | #define SF_L2 0x08 | |
| 89 | #define SF_L3 0x0c | |
| 90 | #define SF_L4 0x10 | |
| 91 | #define SF_L5 0x14 | |
| 92 | #define SF_L6 0x18 | |
| 93 | #define SF_L7 0x1c | |
| 94 | #define SF_I0 0x20 | |
| 95 | #define SF_I1 0x24 | |
| 96 | #define SF_I2 0x28 | |
| 97 | #define SF_I3 0x2c | |
| 98 | #define SF_I4 0x30 | |
| 99 | #define SF_I5 0x34 | |
| 100 | #define SF_FP 0x38 | |
| 101 | #define SF_PC 0x3c | |
| 102 | #define SF_RETP 0x40 | |
| 103 | #define SF_XARG0 0x44 | |
| 104 | #define SF_XARG1 0x48 | |
| 105 | #define SF_XARG2 0x4c | |
| 106 | #define SF_XARG3 0x50 | |
| 107 | #define SF_XARG4 0x54 | |
| 108 | #define SF_XARG5 0x58 | |
| 109 | #define SF_XXARG 0x5c | |
| 110 | ||
| 111 | /* Reg_window offsets */ | |
| 112 | #define RW_L0 0x00 | |
| 113 | #define RW_L1 0x04 | |
| 114 | #define RW_L2 0x08 | |
| 115 | #define RW_L3 0x0c | |
| 116 | #define RW_L4 0x10 | |
| 117 | #define RW_L5 0x14 | |
| 118 | #define RW_L6 0x18 | |
| 119 | #define RW_L7 0x1c | |
| 120 | #define RW_I0 0x20 | |
| 121 | #define RW_I1 0x24 | |
| 122 | #define RW_I2 0x28 | |
| 123 | #define RW_I3 0x2c | |
| 124 | #define RW_I4 0x30 | |
| 125 | #define RW_I5 0x34 | |
| 126 | #define RW_I6 0x38 | |
| 127 | #define RW_I7 0x3c | |
| 128 | ||
| 129 | /* Fpu_window offsets */ | |
| 130 | #define FW_F0 0x00 | |
| 131 | #define FW_F2 0x08 | |
| 132 | #define FW_F4 0x10 | |
| 133 | #define FW_F6 0x18 | |
| 134 | #define FW_F8 0x20 | |
| 135 | #define FW_F10 0x28 | |
| 136 | #define FW_F12 0x30 | |
| 137 | #define FW_F14 0x38 | |
| 138 | #define FW_F16 0x40 | |
| 139 | #define FW_F18 0x48 | |
| 140 | #define FW_F20 0x50 | |
| 141 | #define FW_F22 0x58 | |
| 142 | #define FW_F24 0x60 | |
| 143 | #define FW_F26 0x68 | |
| 144 | #define FW_F28 0x70 | |
| 145 | #define FW_F30 0x78 | |
| 146 | #define FW_FSR 0x80 | |
| 147 | ||
| 148 | #endif |