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1 | //\r | |
2 | // Copyright (c) 2011, ARM Limited. All rights reserved.\r | |
3 | //\r | |
4 | // This program and the accompanying materials\r | |
5 | // are licensed and made available under the terms and conditions of the BSD License\r | |
6 | // which accompanies this distribution. The full text of the license may be found at\r | |
7 | // http://opensource.org/licenses/bsd-license.php\r | |
8 | //\r | |
9 | // THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | // WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | //\r | |
12 | //\r | |
13 | \r | |
14 | #include <AsmMacroIoLib.h>\r | |
15 | #include <Base.h>\r | |
16 | #include <Library/ArmPlatformLib.h>\r | |
17 | #include <ArmPlatform.h>\r | |
18 | #include <AutoGen.h>\r | |
19 | \r | |
20 | .text\r | |
21 | .align 3\r | |
22 | \r | |
23 | GCC_ASM_EXPORT(ArmPlatformSecBootAction)\r | |
24 | GCC_ASM_EXPORT(ArmPlatformInitializeBootMemory)\r | |
25 | \r | |
26 | /**\r | |
27 | Call at the beginning of the platform boot up\r | |
28 | \r | |
29 | This function allows the firmware platform to do extra actions at the early\r | |
30 | stage of the platform power up.\r | |
31 | \r | |
32 | Note: This function must be implemented in assembler as there is no stack set up yet\r | |
33 | \r | |
34 | **/\r | |
35 | ASM_PFX(ArmPlatformSecBootAction):\r | |
36 | bx lr\r | |
37 | \r | |
38 | /**\r | |
39 | Initialize the memory where the initial stacks will reside\r | |
40 | \r | |
41 | This memory can contain the initial stacks (Secure and Secure Monitor stacks).\r | |
42 | In some platform, this region is already initialized and the implementation of this function can\r | |
43 | do nothing. This memory can also represent the Secure RAM.\r | |
44 | This function is called before the satck has been set up. Its implementation must ensure the stack\r | |
45 | pointer is not used (probably required to use assembly language)\r | |
46 | \r | |
47 | **/\r | |
48 | ASM_PFX(ArmPlatformInitializeBootMemory):\r | |
49 | // The SMC does not need to be initialized for RTSM\r | |
50 | bx lr\r |