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IntelFsp2Pkg: Fsp T new ARCH UPD Support

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Changes to support spec changes

1. Remove usage of Pcd.
2. Change code to validate the Temporary Ram size input.
3. Consume the input saved in YMM Register

Cc: Sai Chaganty <rangasai.v.chaganty@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Chiu Chasel <chasel.chiu@intel.com>
Cc: Duggapu Chinni B <chinni.b.duggapu@intel.com>
Cc: Ni Ray <ray.ni@intel.com>

Signed-off-by: Duggapu Chinni B <chinni.b.duggapu@intel.com>
Reviewed-by: Chiu Chasel <chasel.chiu@intel.com>
Reviewed-by: Nate DeSimone <nathaniel.l.desimone@intel.com>
This commit is contained in:
Duggapu Chinni B
2024-04-05 09:30:48 +05:30
committed by mergify[bot]
parent 932db9df0c
commit 543add1d41
14 changed files with 212 additions and 28 deletions
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12
IntelFsp2Pkg/Include/FspEas/FspApi.h
View File

@@ -139,7 +139,7 @@ typedef struct {
///
typedef struct {
///
/// Revision of the structure is 2 for this version of the specification.
/// Revision of the structure is 3 for this version of the specification.
///
UINT8 Revision;
UINT8 Reserved[3];
@@ -152,7 +152,15 @@ typedef struct {
/// occurring during FSP execution.
///
EFI_PHYSICAL_ADDRESS FspDebugHandler;
UINT8 Reserved1[16];
///
/// FspTemporaryRamSize is Optional & valid only when
/// FSP image attribute (BIT4) is set. If Programmed as Zero, Platform
/// recommended value will be used, otherwise input value will be used
/// to configure TemporaryRamSize. Refer FSP Integration guide for valid
/// TemporaryRamSize range for each platform.
///
UINT32 FspTemporaryRamSize;
UINT8 Reserved1[12];
} FSPT_ARCH2_UPD;
///

13
IntelFsp2Pkg/Include/Library/FspPlatformLib.h
View File

@@ -121,4 +121,17 @@ FspTempRamExitDone2 (
IN EFI_STATUS Status
);
/**
Calculate TemporaryRam Size using Base address.
@param[in] TemporaryRamBase the address of target memory
@param[out] TemporaryRamSize the size of target memory
**/
VOID
EFIAPI
ReadTemporaryRamSize (
IN UINT32 TemporaryRamBase,
OUT UINT32 *TemporaryRamSize
);
#endif

21
IntelFsp2Pkg/Include/SaveRestoreSseAvxNasm.inc
View File

@@ -201,6 +201,27 @@
movq rcx, xmm5
%endmacro
;
; Save TemporaryRamSize to YMM10[192:255]
; arg 1:general purpose register which holds TemporaryRamSize
; Modified: XMM5 and YMM10[192:255]
;
%macro SAVE_TEMPORARY_RAM_SIZE 1
LYMMN ymm10, xmm5, 1
SXMMN xmm5, 1, %1
SYMMN ymm10, 1, xmm5
%endmacro
;
; Restore TemporaryRamSize from YMM10[192:255]
; arg 1:general purpose register where to save TemporaryRamSize
; Modified: XMM5 and %1
;
%macro LOAD_TEMPORARY_RAM_SIZE 1
LYMMN ymm10, xmm5, 1
LXMMN xmm5, %1, 1
%endmacro
;
; YMM7[128:191] for calling stack
; arg 1:Entry