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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
7aec2926 | 4 | Copyright (c) 2011 - 2015, ARM Ltd. All rights reserved.<BR>\r |
25402f5d HL |
5 | \r |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #ifndef __AARCH64_H__\r | |
17 | #define __AARCH64_H__\r | |
18 | \r | |
19 | #include <Chipset/AArch64Mmu.h>\r | |
20 | #include <Chipset/ArmArchTimer.h>\r | |
21 | \r | |
22 | // ARM Interrupt ID in Exception Table\r | |
23 | #define ARM_ARCH_EXCEPTION_IRQ EXCEPT_AARCH64_IRQ\r | |
24 | \r | |
25 | // CPACR - Coprocessor Access Control Register definitions\r | |
26 | #define CPACR_TTA_EN (1UL << 28)\r | |
27 | #define CPACR_FPEN_EL1 (1UL << 20)\r | |
28 | #define CPACR_FPEN_FULL (3UL << 20)\r | |
29 | #define CPACR_CP_FULL_ACCESS 0x300000\r | |
30 | \r | |
31 | // Coprocessor Trap Register (CPTR)\r | |
32 | #define AARCH64_CPTR_TFP (1 << 10)\r | |
33 | \r | |
34 | // ID_AA64PFR0 - AArch64 Processor Feature Register 0 definitions\r | |
35 | #define AARCH64_PFR0_FP (0xF << 16)\r | |
27331bff | 36 | #define AARCH64_PFR0_GIC (0xF << 24)\r |
25402f5d | 37 | \r |
25402f5d HL |
38 | // SCR - Secure Configuration Register definitions\r |
39 | #define SCR_NS (1 << 0)\r | |
40 | #define SCR_IRQ (1 << 1)\r | |
41 | #define SCR_FIQ (1 << 2)\r | |
42 | #define SCR_EA (1 << 3)\r | |
43 | #define SCR_FW (1 << 4)\r | |
44 | #define SCR_AW (1 << 5)\r | |
45 | \r | |
46 | // MIDR - Main ID Register definitions\r | |
7aec2926 | 47 | #define ARM_CPU_TYPE_SHIFT 4\r |
25402f5d HL |
48 | #define ARM_CPU_TYPE_MASK 0xFFF\r |
49 | #define ARM_CPU_TYPE_AEMv8 0xD0F\r | |
b7dd4dbd OM |
50 | #define ARM_CPU_TYPE_A53 0xD03\r |
51 | #define ARM_CPU_TYPE_A57 0xD07\r | |
25654e24 | 52 | #define ARM_CPU_TYPE_A72 0xD08\r |
25402f5d HL |
53 | #define ARM_CPU_TYPE_A15 0xC0F\r |
54 | #define ARM_CPU_TYPE_A9 0xC09\r | |
7aec2926 | 55 | #define ARM_CPU_TYPE_A7 0xC07\r |
25402f5d HL |
56 | #define ARM_CPU_TYPE_A5 0xC05\r |
57 | \r | |
b7dd4dbd OM |
58 | #define ARM_CPU_REV_MASK ((0xF << 20) | (0xF) )\r |
59 | #define ARM_CPU_REV(rn, pn) ((((rn) & 0xF) << 20) | ((pn) & 0xF))\r | |
60 | \r | |
25402f5d | 61 | // Hypervisor Configuration Register\r |
6a44c227 OM |
62 | #define ARM_HCR_FMO BIT3\r |
63 | #define ARM_HCR_IMO BIT4\r | |
64 | #define ARM_HCR_AMO BIT5\r | |
65 | #define ARM_HCR_TSC BIT19\r | |
66 | #define ARM_HCR_TGE BIT27\r | |
25402f5d | 67 | \r |
f3c5066f OM |
68 | // Exception Syndrome Register\r |
69 | #define AARCH64_ESR_EC(Ecr) ((0x3F << 26) & (Ecr))\r | |
70 | #define AARCH64_ESR_ISS(Ecr) ((0x1FFFFFF) & (Ecr))\r | |
71 | \r | |
72 | #define AARCH64_ESR_EC_SMC32 (0x13 << 26)\r | |
73 | #define AARCH64_ESR_EC_SMC64 (0x17 << 26)\r | |
74 | \r | |
25402f5d HL |
75 | // AArch64 Exception Level\r |
76 | #define AARCH64_EL3 0xC\r | |
77 | #define AARCH64_EL2 0x8\r | |
78 | #define AARCH64_EL1 0x4\r | |
79 | \r | |
7e119c67 OM |
80 | // Saved Program Status Register definitions\r |
81 | #define SPSR_A BIT8\r | |
82 | #define SPSR_I BIT7\r | |
83 | #define SPSR_F BIT6\r | |
84 | \r | |
85 | #define SPSR_AARCH32 BIT4\r | |
86 | \r | |
87 | #define SPSR_AARCH32_MODE_USER 0x0\r | |
88 | #define SPSR_AARCH32_MODE_FIQ 0x1\r | |
89 | #define SPSR_AARCH32_MODE_IRQ 0x2\r | |
90 | #define SPSR_AARCH32_MODE_SVC 0x3\r | |
91 | #define SPSR_AARCH32_MODE_ABORT 0x7\r | |
92 | #define SPSR_AARCH32_MODE_UNDEF 0xB\r | |
93 | #define SPSR_AARCH32_MODE_SYS 0xF\r | |
94 | \r | |
95 | // Counter-timer Hypervisor Control register definitions\r | |
96 | #define CNTHCTL_EL2_EL1PCTEN BIT0\r | |
97 | #define CNTHCTL_EL2_EL1PCEN BIT1\r | |
98 | \r | |
25402f5d HL |
99 | #define ARM_VECTOR_TABLE_ALIGNMENT ((1 << 11)-1)\r |
100 | \r | |
d855b261 MR |
101 | // Vector table offset definitions\r |
102 | #define ARM_VECTOR_CUR_SP0_SYNC 0x000\r | |
103 | #define ARM_VECTOR_CUR_SP0_IRQ 0x080\r | |
104 | #define ARM_VECTOR_CUR_SP0_FIQ 0x100\r | |
105 | #define ARM_VECTOR_CUR_SP0_SERR 0x180\r | |
106 | \r | |
107 | #define ARM_VECTOR_CUR_SPx_SYNC 0x200\r | |
108 | #define ARM_VECTOR_CUR_SPx_IRQ 0x280\r | |
109 | #define ARM_VECTOR_CUR_SPx_FIQ 0x300\r | |
110 | #define ARM_VECTOR_CUR_SPx_SERR 0x380\r | |
111 | \r | |
112 | #define ARM_VECTOR_LOW_A64_SYNC 0x400\r | |
113 | #define ARM_VECTOR_LOW_A64_IRQ 0x480\r | |
114 | #define ARM_VECTOR_LOW_A64_FIQ 0x500\r | |
115 | #define ARM_VECTOR_LOW_A64_SERR 0x580\r | |
116 | \r | |
117 | #define ARM_VECTOR_LOW_A32_SYNC 0x600\r | |
118 | #define ARM_VECTOR_LOW_A32_IRQ 0x680\r | |
119 | #define ARM_VECTOR_LOW_A32_FIQ 0x700\r | |
120 | #define ARM_VECTOR_LOW_A32_SERR 0x780\r | |
121 | \r | |
122 | #define VECTOR_BASE(tbl) \\r | |
e7e12013 | 123 | .section .text.##tbl##,"ax"; \\r |
d855b261 | 124 | .align 11; \\r |
e7e12013 | 125 | .org 0x0; \\r |
d855b261 MR |
126 | GCC_ASM_EXPORT(tbl); \\r |
127 | ASM_PFX(tbl): \\r | |
128 | \r | |
129 | #define VECTOR_ENTRY(tbl, off) \\r | |
e7e12013 | 130 | .org off\r |
d855b261 MR |
131 | \r |
132 | #define VECTOR_END(tbl) \\r | |
e7e12013 AB |
133 | .org 0x800; \\r |
134 | .previous\r | |
d855b261 | 135 | \r |
25402f5d HL |
136 | VOID\r |
137 | EFIAPI\r | |
138 | ArmEnableSWPInstruction (\r | |
139 | VOID\r | |
140 | );\r | |
141 | \r | |
142 | UINTN\r | |
143 | EFIAPI\r | |
144 | ArmReadCbar (\r | |
145 | VOID\r | |
146 | );\r | |
147 | \r | |
148 | UINTN\r | |
149 | EFIAPI\r | |
150 | ArmReadTpidrurw (\r | |
151 | VOID\r | |
152 | );\r | |
153 | \r | |
154 | VOID\r | |
155 | EFIAPI\r | |
156 | ArmWriteTpidrurw (\r | |
157 | UINTN Value\r | |
158 | );\r | |
159 | \r | |
25402f5d HL |
160 | UINTN\r |
161 | EFIAPI\r | |
162 | ArmGetTCR (\r | |
163 | VOID\r | |
164 | );\r | |
165 | \r | |
166 | VOID\r | |
167 | EFIAPI\r | |
168 | ArmSetTCR (\r | |
169 | UINTN Value\r | |
170 | );\r | |
171 | \r | |
172 | UINTN\r | |
173 | EFIAPI\r | |
174 | ArmGetMAIR (\r | |
175 | VOID\r | |
176 | );\r | |
177 | \r | |
178 | VOID\r | |
179 | EFIAPI\r | |
180 | ArmSetMAIR (\r | |
181 | UINTN Value\r | |
182 | );\r | |
183 | \r | |
184 | VOID\r | |
185 | EFIAPI\r | |
186 | ArmDisableAlignmentCheck (\r | |
187 | VOID\r | |
188 | );\r | |
189 | \r | |
25402f5d HL |
190 | VOID\r |
191 | EFIAPI\r | |
192 | ArmEnableAlignmentCheck (\r | |
193 | VOID\r | |
194 | );\r | |
195 | \r | |
196 | VOID\r | |
197 | EFIAPI\r | |
198 | ArmDisableAllExceptions (\r | |
199 | VOID\r | |
200 | );\r | |
201 | \r | |
202 | VOID\r | |
203 | ArmWriteHcr (\r | |
204 | IN UINTN Hcr\r | |
205 | );\r | |
206 | \r | |
d2bb61a2 EC |
207 | UINTN\r |
208 | ArmReadHcr (\r | |
209 | VOID\r | |
210 | );\r | |
211 | \r | |
25402f5d HL |
212 | UINTN\r |
213 | ArmReadCurrentEL (\r | |
214 | VOID\r | |
215 | );\r | |
216 | \r | |
217 | UINT64\r | |
218 | PageAttributeToGcdAttribute (\r | |
219 | IN UINT64 PageAttributes\r | |
220 | );\r | |
221 | \r | |
d6dc67ba OM |
222 | UINTN\r |
223 | ArmWriteCptr (\r | |
224 | IN UINT64 Cptr\r | |
225 | );\r | |
226 | \r | |
25402f5d | 227 | #endif // __AARCH64_H__\r |