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author | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-14 21:04:21 +0000 |
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committer | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-14 21:04:21 +0000 |
commit | 67f86803ce95fad3df18d992998114e8c7243389 (patch) | |
tree | 03cf2fde18022253e85112904615087557a1d114 /UnixPkg/Sec/Ia32 | |
parent | 72ed3d7575874e6cad64dd4fe5bc6b5aa467b705 (diff) | |
download | edk2-67f86803ce95fad3df18d992998114e8c7243389.zip edk2-67f86803ce95fad3df18d992998114e8c7243389.tar.gz edk2-67f86803ce95fad3df18d992998114e8c7243389.tar.bz2 |
Started trying to get the UnixPkg to compile for X64 with UnixABI. So far only have Sec compiling with Xcode. This is the first step in trying to get the EFIABI to work. Note since SEC is a Posix application it will still need to be Unix ABI.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10649 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'UnixPkg/Sec/Ia32')
-rw-r--r-- | UnixPkg/Sec/Ia32/GasketTemplate.c | 2 | ||||
-rw-r--r-- | UnixPkg/Sec/Ia32/SwitchStack.c | 98 |
2 files changed, 99 insertions, 1 deletions
diff --git a/UnixPkg/Sec/Ia32/GasketTemplate.c b/UnixPkg/Sec/Ia32/GasketTemplate.c index e4847ae..c9824de 100644 --- a/UnixPkg/Sec/Ia32/GasketTemplate.c +++ b/UnixPkg/Sec/Ia32/GasketTemplate.c @@ -121,7 +121,7 @@ GasketUint64Uintn (void *api, UINT64 a, UINTN b) } UINT64 -GasketUintnUiny64Uintn (void *api, UINTN a, UINT64 b, UINTN c) +GasketUintnUint64Uintn (void *api, UINTN a, UINT64 b, UINTN c) { GASKET_UINTN_UINT64_UINTN func; diff --git a/UnixPkg/Sec/Ia32/SwitchStack.c b/UnixPkg/Sec/Ia32/SwitchStack.c new file mode 100644 index 0000000..cf5f364 --- /dev/null +++ b/UnixPkg/Sec/Ia32/SwitchStack.c @@ -0,0 +1,98 @@ +/*++ + +Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR> +Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> +This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + SecMain.c + +Abstract: + Unix emulator of SEC phase. It's really a Posix application, but this is + Ok since all the other modules for NT32 are NOT Posix applications. + + This program processes host environment variables and figures out + what the memory layout will be, how may FD's will be loaded and also + what the boot mode is. + + The SEC registers a set of services with the SEC core. gPrivateDispatchTable + is a list of PPI's produced by the SEC that are availble for usage in PEI. + + This code produces 128 K of temporary memory for the PEI stack by opening a + host file and mapping it directly to memory addresses. + + The system.cmd script is used to set host environment variables that drive + the configuration opitons of the SEC. + +--*/ + +#include "SecMain.h" + + +/** + Transfers control to a function starting with a new stack. + + Transfers control to the function specified by EntryPoint using the new stack + specified by NewStack and passing in the parameters specified by Context1 and + Context2. Context1 and Context2 are optional and may be NULL. The function + EntryPoint must never return. + + If EntryPoint is NULL, then ASSERT(). + If NewStack is NULL, then ASSERT(). + + @param EntryPoint A pointer to function to call with the new stack. + @param Context1 A pointer to the context to pass into the EntryPoint + function. + @param Context2 A pointer to the context to pass into the EntryPoint + function. + @param NewStack A pointer to the new stack to use for the EntryPoint + function. + @param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's + Reserved on other architectures. + +**/ +VOID +EFIAPI +PeiSwitchStacks ( + IN SWITCH_STACK_ENTRY_POINT EntryPoint, + IN VOID *Context1, OPTIONAL + IN VOID *Context2, OPTIONAL + IN VOID *Context3, OPTIONAL + IN VOID *NewStack + ) +{ + BASE_LIBRARY_JUMP_BUFFER JumpBuffer; + + ASSERT (EntryPoint != NULL); + ASSERT (NewStack != NULL); + + // + // Stack should be aligned with CPU_STACK_ALIGNMENT + // + ASSERT (((UINTN)NewStack & (CPU_STACK_ALIGNMENT - 1)) == 0); + + JumpBuffer.Eip = (UINTN)EntryPoint; + JumpBuffer.Esp = (UINTN)NewStack - sizeof (VOID*); + JumpBuffer.Esp -= sizeof (Context1) + sizeof (Context2) + sizeof(Context3); + ((VOID**)JumpBuffer.Esp)[1] = Context1; + ((VOID**)JumpBuffer.Esp)[2] = Context2; + ((VOID**)JumpBuffer.Esp)[3] = Context3; + + LongJump (&JumpBuffer, (UINTN)-1); + + + // + // InternalSwitchStack () will never return + // + ASSERT (FALSE); +} + + + |