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path: root/MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/X64/SetIdtEntry.c
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2015-07-27MdeModulePkg BootScriptExecutorDxe: Reduce reserved memory consumptionStar Zeng
We are going to reduce reserved memory consumption by page table buffer, then OS can have more available memory to use. Take PhysicalAddressBits = 48 and 2MB page granularity as example, 1:1 Virtual to Physical identity mapping page table buffer needs to be ((512 + 1) * 512 + 1) * 4096 = 1075843072 bytes = 0x40201000 bytes. Current BootScriptExecutorDxe handles > 4G request by page fault because S3ResumePeim only builds 4G page table when long mode waking vector is not needed, but BootScriptExecutorDxe still assume the page table buffer for page table is at 1:1 Virtual to Physical identity mapping. To reduce reserved memory consumption, the code is updated to only use 8 extra pages to handles > 4G request by page fault. Another, when both BIOS and OS wants long mode waking vector, S3ResumePei should have established 1:1 Virtual to Physical identity mapping page table for ACPI spec requirement, so no need to hook page fault handler. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18067 6f19259b-4bc3-4df7-8a09-765794883524
2013-11-25MdeModulePkg BootScriptExecutorDxe: Fix S3 failure When PcdUse1GPageTable ↵Star Zeng
defined as dynamic. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14896 6f19259b-4bc3-4df7-8a09-765794883524
2013-11-221. DxeIplPeim will locate Vector Handoff Table PPI and build GUIDed HOB if ↵Jeff Fan
it has. 2. DxeMain will get Vector Handoff Table GUIDed HOB to install configuration table if it has. 3. Updated CPU Exception Handler Library to provide 3 new APIs to replace original one API and updated NULL instance accordingly. 4. Updated DxeMain/CapsuleX64/BootSriptExectorDxe to use the new API in CPU Exception Handler Lib. Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14884 6f19259b-4bc3-4df7-8a09-765794883524
2013-01-17Fix ICC11(VS2005) build failure.lzeng14
Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14062 6f19259b-4bc3-4df7-8a09-765794883524
2012-11-16Use IA32_IDT_GATE_DESCRIPTOR defined in BaseLib instead of local struct ↵lzeng14
INTERRUPT_GATE_DESCRIPTOR. Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13948 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-16Add validation on ACPI_S3_CONTEXT.S3DebugBufferAddress, moreover only debug ↵vanjeff
tip could override IDT entry for INT3. Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13640 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-16Add missing function commentsjyao1
signed-off-by: jiewen.yao@intel.com reviewed-by: eric.dong@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13639 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-14Create 4G page table by default, and using PF to handle >4G MMIO access, to ↵jyao1
improve S3 performance. signed-off-by: jiewen.yao@intel.com reviewed-by: rui.sun@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13631 6f19259b-4bc3-4df7-8a09-765794883524
2012-03-151. Introduced CPU Exception Handler Library to provide the CPU exception ↵vanjeff
handlers and add one NULL library instance. 2. Updated DXE Core, BootScriptExecutorDxe and CapsuleX64Pei to consume CPU Exception Library to setup the default CPU Exception handlers. Signed-off-by: vanjeff Reviewed-by: jyao1 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13097 6f19259b-4bc3-4df7-8a09-765794883524
2011-08-29MdeModulePkg: Add BootScriptExecutorDxe driverjljusten
Signed-off-by: jljusten Reviewed-by: mdkinney Reviewed-by: rsun3 Reviewed-by: jyao1 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12225 6f19259b-4bc3-4df7-8a09-765794883524