diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/cpcar.inc')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/cpcar.inc | 1124 |
1 files changed, 1124 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/cpcar.inc b/src/vendorcode/amd/agesa/f14/cpcar.inc new file mode 100644 index 0000000000..b9aaa91a7b --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/cpcar.inc @@ -0,0 +1,1124 @@ +;***************************************************************************** +; AMD Generic Encapsulated Software Architecture +; +; $Workfile:: cpcar.inc +; +; Description: CPCAR.INC - AGESA cache-as-RAM setup Include File +; +;***************************************************************************** +; +; Copyright (c) 2011, Advanced Micro Devices, Inc. +; All rights reserved. +; +; Redistribution and use in source and binary forms, with or without +; modification, are permitted provided that the following conditions are met: +; * Redistributions of source code must retain the above copyright +; notice, this list of conditions and the following disclaimer. +; * Redistributions in binary form must reproduce the above copyright +; notice, this list of conditions and the following disclaimer in the +; documentation and/or other materials provided with the distribution. +; * Neither the name of Advanced Micro Devices, Inc. nor the names of +; its contributors may be used to endorse or promote products derived +; from this software without specific prior written permission. +; +; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +; DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY +; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +; +;***************************************************************************** + +BSP_STACK_BASE_ADDR EQU 30000h ; Base address for primary cores stack +BSP_STACK_SIZE EQU 10000h ; 64KB for BSP core +CORE0_STACK_BASE_ADDR EQU 80000h ; Base address for primary cores stack +CORE0_STACK_SIZE EQU 4000h ; 16KB for primary cores +CORE1_STACK_BASE_ADDR EQU 40000h ; Base address for AP cores +CORE1_STACK_SIZE EQU 1000h ; 4KB for each AP cores + +APIC_BASE_ADDRESS EQU 0000001Bh + APIC_BSC EQU 8 ; Boot Strap Core + +AMD_MTRR_VARIABLE_BASE0 EQU 0200h +AMD_MTRR_VARIABLE_BASE6 EQU 020Ch +AMD_MTRR_FIX64k_00000 EQU 0250h +AMD_MTRR_FIX16k_80000 EQU 0258h +AMD_MTRR_FIX16k_A0000 EQU 0259h +AMD_MTRR_FIX4k_C0000 EQU 0268h +AMD_MTRR_FIX4k_C8000 EQU 0269h +AMD_MTRR_FIX4k_D0000 EQU 026Ah +AMD_MTRR_FIX4k_D8000 EQU 026Bh +AMD_MTRR_FIX4k_E0000 EQU 026Ch +AMD_MTRR_FIX4k_E8000 EQU 026Dh +AMD_MTRR_FIX4k_F0000 EQU 026Eh +AMD_MTRR_FIX4k_F8000 EQU 026Fh + +AMD_MTRR_DEFTYPE EQU 02FFh + WB_DRAM_TYPE EQU 1Eh ; MemType - memory type + MTRR_DEF_TYPE_EN EQU 11 ; MtrrDefTypeEn - variable and fixed MTRRs default enabled + MTRR_DEF_TYPE_FIX_EN EQU 10 ; MtrrDefTypeEn - fixed MTRRs default enabled + +HWCR EQU 0C0010015h ; Hardware Configuration + INVD_WBINVD EQU 4 ; INVD to WBINVD conversion + +IORR_BASE EQU 0C0010016h ; IO Range Regusters Base/Mask, 2 pairs + ; uses 16h - 19h +TOP_MEM EQU 0C001001Ah ; Top of Memory +TOP_MEM2 EQU 0C001001Dh ; Top of Memory2 + +LS_CFG EQU 0C0011020h ; Load-Store Configuration + DIS_SS EQU 28 ; Family 10h,12h,15h:Disable Streaming Store functionality + DIS_STREAM_ST EQU 28 ; Family 14h:DisStreamSt - Disable Streaming Store functionality + +IC_CFG EQU 0C0011021h ; Instruction Cache Config Register + IC_DIS_SPEC_TLB_RLD EQU 9 ; Disable speculative TLB reloads + DIS_IND EQU 14 ; Family 10-14h:Disable Indirect Branch Predictor + DIS_I_CACHE EQU 14 ; Family 15h:DisICache - Disable Indirect Branch Predictor + +DC_CFG EQU 0C0011022h ; Data Cache Configuration + DC_DIS_SPEC_TLB_RLD EQU 4 ; Disable speculative TLB reloads + DIS_CLR_WBTOL2_SMC_HIT EQU 8 ; self modifying code check buffer bit + DIS_HW_PF EQU 13 ; Hardware prefetches bit + +DE_CFG EQU 0C0011029h ; Decode Configuration + CL_FLUSH_SERIALIZE EQU 23 ; Family 12h,15h: CL Flush Serialization + +BU_CFG2 EQU 0C001102Ah ; Family 10h: Bus Unit Configuration 2 +CU_CFG2 EQU 0C001102Ah ; Family 15h: Combined Unit Configuration 2 + F10_CL_LINES_TO_NB_DIS EQU 15 ; ClLinesToNbDis - allows WP code to be cached in L2 + IC_DIS_SPEC_TLB_WR EQU 35 ; IcDisSpecTlbWr - ITLB speculative writes + +CU_CFG3 EQU 0C001102Bh ; Combined Unit Configuration 3 + COMBINE_CR0_CD EQU 49 ; Combine CR0.CD for both cores of a compute unit + + +CR0_PE EQU 1 ; Protection Enable +CR0_NW EQU 29 ; Not Write-through +CR0_CD EQU 30 ; Cache Disable +CR0_PG EQU 31 ; Paging Enable + +; CPUID Functions + +CPUID_MODEL EQU 1 +AMD_CPUID_FMF EQU 80000001h ; Family Model Features information +AMD_CPUID_APIC EQU 80000008h ; Long Mode and APIC info., core count + +NB_CFG EQU 0C001001Fh ; Northbridge Configuration Register + INIT_APIC_ID_CPU_ID_LO EQU 54 ; InitApicIdCpuIdLo - is core# in high or low half of APIC ID? + +MTRR_SYS_CFG EQU 0C0010010h ; System Configuration Register + CHX_TO_DIRTY_DIS EQU 16 ; ChxToDirtyDis Change to dirty disable + SYS_UC_LOCK_EN EQU 17 ; SysUcLockEn System lock command enable + MTRR_FIX_DRAM_EN EQU 18 ; MtrrFixDramEn MTRR fixed RdDram and WrDram attributes enable + MTRR_FIX_DRAM_MOD_EN EQU 19 ; MtrrFixDramModEn MTRR fixed RdDram and WrDram modification enable + MTRR_VAR_DRAM_EN EQU 20 ; MtrrVarDramEn MTRR variable DRAM enable + MTRR_TOM2_EN EQU 21 ; MtrrTom2En MTRR top of memory 2 enable + +PERF_CONTROL3 EQU 0C0010003h ; Performance event control three + PERF_CONTROL3_RESERVE_L EQU 00200000h ; Preserve the reserved bits + PERF_CONTROL3_RESERVE_H EQU 0FCF0h ; Preserve the reserved bits + CONFIG_EVENT_L EQU 0F0E2h ; All cores with level detection + CONFIG_EVENT_H EQU 4 ; Increment count by number of event + ; occured in clock cycle + EVENT_ENABLE EQU 22 ; Enable the event +PERF_COUNTER3 EQU 0C0010007h ; Performance event counter three + +; Local use flags, in upper most byte if ESI +FLAG_UNKNOWN_FAMILY EQU 24 ; Signals that the family# of the installed processor is not recognized +FLAG_STACK_REENTRY EQU 25 ; Signals that the environment has made a re-entry (2nd) call to set up the stack +FLAG_IS_PRIMARY EQU 26 ; Signals that this core is the primary within the comoute unit + +; AGESA_STATUS values +IFNDEF AGESA_SUCCESS + AGESA_SUCCESS EQU 0 +ENDIF +IFNDEF AGESA_WARNING + AGESA_WARNING EQU 4 +ENDIF +IFNDEF AGESA_FATAL + AGESA_FATAL EQU 7 +ENDIF +;;*************************************************************************** +;; +;; CPU MACROS - PUBLIC +;; +;;*************************************************************************** +_WRMSR macro + db 0Fh, 30h + endm + +_RDMSR macro + db 0Fh, 32h + endm + +AMD_CPUID MACRO arg0 + IFB <arg0> + mov eax, 1 + db 0Fh, 0A2h ; Execute instruction + bswap eax + xchg al, ah ; Ext model in al now + rol eax, 8 ; Ext model in ah, model in al + and ax, 0FFCFh ; Keep 23:16, 7:6, 3:0 + ELSE + mov eax, arg0 + db 0Fh, 0A2h + ENDIF +ENDM + + +;--------------------------------------------------- +; +; AMD_ENABLE_STACK_FAMILY_HOOK Macro - Stackless +; +; Set any family specific controls needed to enable the use of +; cache as general storage before main memory is available. +; +; Inputs: +; none +; Outputs: +; none +;--------------------------------------------------- +AMD_ENABLE_STACK_FAMILY_HOOK MACRO + + AMD_ENABLE_STACK_FAMILY_HOOK_F10 + AMD_ENABLE_STACK_FAMILY_HOOK_F12 + AMD_ENABLE_STACK_FAMILY_HOOK_F14 + AMD_ENABLE_STACK_FAMILY_HOOK_F15 + +ENDM + +;---------------------------------------------- +; +; AMD_DISABLE_STACK_FAMILY_HOOK Macro - Stackless +; +; Return any family specific controls to their 'standard' +; settings for using cache with main memory. +; +; Inputs: +; none +; Outputs: +; none +;---------------------------------------------- +AMD_DISABLE_STACK_FAMILY_HOOK MACRO + + AMD_DISABLE_STACK_FAMILY_HOOK_F10 + AMD_DISABLE_STACK_FAMILY_HOOK_F12 + AMD_DISABLE_STACK_FAMILY_HOOK_F14 + AMD_DISABLE_STACK_FAMILY_HOOK_F15 + +ENDM + +;--------------------------------------------------- +; +; GET_NODE_ID_CORE_ID Macro - Stackless +; +; Read family specific values to determine the node and core +; numbers for the core executing this code. +; +; Inputs: +; none +; Outputs: +; SI[7:0] = Core# (0..N, relative to node) +; SI[15:8]= Node# (0..N) +; SI[23:16]= reserved +; SI[24]= flag: 1=Family Unrecognized +; SI[25]= flag: 1=Interface re-entry call +; SI[26]= flag: 1=Core is primary of compute unit +; SI[31:27]= reserved, =0 +;--------------------------------------------------- +GET_NODE_ID_CORE_ID MACRO + + mov si, -1 + GET_NODE_ID_CORE_ID_F10 + GET_NODE_ID_CORE_ID_F12 + GET_NODE_ID_CORE_ID_F14 + GET_NODE_ID_CORE_ID_F15 + ; + ; Check for unrecognized Family + ; + .if (si == -1) ; Has family (node/core) been discovered? + mov esi, ( (1 SHL FLAG_UNKNOWN_FAMILY)+(1 SHL FLAG_IS_PRIMARY) ) ; No, Set error code, Only let BSP continue + mov ecx, APIC_BASE_ADDRESS ; MSR:0000_001B + _RDMSR + bt eax, APIC_BSC ; Is this the BSC? + .if (!carry?) + ; No, this is an AP + hlt ; Kill APs + .endif + .endif +ENDM + + + + +;;*************************************************************************** +;; Family 10h MACROS +;;*************************************************************************** +;--------------------------------------------------- +; +; AMD_ENABLE_STACK_FAMILY_HOOK_F10 Macro - Stackless +; +; Set any family specific controls needed to enable the use of +; cache as general storage before main memory is available. +; +; Inputs: +; ESI - node#, core#, flags from GET_NODE_ID_CORE_ID +; Outputs: +; none +; +; Family 10h requirements (BKDG section 2.3.3): +; * Paging disabled +; * MSRC001_0015[INVDWBINVD]=0 +; * MSRC001_1021[DIS_IND]=1 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DIS_CLR_WBTOL2_SMC_HIT]=1 +; * MSRC001_1022[DIS_HW_PF]=1 +; * MSRC001_102A[IcDisSpecTlbWr]=1 +; * MSRC001_102A[ClLinesToNbDis]=1 +; * No INVD or WBINVD, no exceptions, page faults or interrupts +;--------------------------------------------------- +AMD_ENABLE_STACK_FAMILY_HOOK_F10 MACRO + local fam10_enable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 01h ; Is this family 10h? + jnz fam10_enable_stack_hook_exit ; Br if no + + mov ecx, DC_CFG ; MSR:C001_1022 + _RDMSR + bts eax, DC_DIS_SPEC_TLB_RLD ; Turn on Disable speculative DTLB reloads bit + bts eax, DIS_CLR_WBTOL2_SMC_HIT ; Turn on Disable the self modifying code check buffer bit + bts eax, DIS_HW_PF ; Turn on Disable hardware prefetches bit + _WRMSR + + dec cx ; MSR:C001_1021 + _RDMSR + bts eax, IC_DIS_SPEC_TLB_RLD ; Turn on Disable speculative TLB reloads bit + bts eax, DIS_IND ; Turn on Disable indirect branch predictor + _WRMSR + + mov ecx, BU_CFG2 ; MSR C001_102A + _RDMSR + bts eax, F10_CL_LINES_TO_NB_DIS ; Allow BIOS ROM to be cached in the IC + bts edx, (IC_DIS_SPEC_TLB_WR-32) ;Disable speculative writes to the ITLB + _WRMSR + + mov ecx, HWCR ; MSR C001_0015 + _RDMSR + + bt esi, FLAG_STACK_REENTRY ; Check if stack has already been set + .if (!carry?) + btr eax, INVD_WBINVD ; disable INVD -> WBINVD conversion + _WRMSR + .endif + + mov eax, esi ; load core# + .if (al == 0) ; If (BSP) + mov ecx, PERF_COUNTER3 ; Select performance counter three + ; to count number of CAR evictions + xor eax, eax ; Initialize the lower part of the counter to zero + xor edx, edx ; Initializa the upper part of the counter to zero + _WRMSR ; Save it + mov ecx, PERF_CONTROL3 ; Select the event control three + _RDMSR ; Get the current setting + and eax, PERF_CONTROL3_RESERVE_L ; Preserve the reserved bits + or eax, CONFIG_EVENT_L ; Set the lower part of event register to + ; select CAR Corruption occurred by any cores + and dx, PERF_CONTROL3_RESERVE_H ; Preserve the reserved bits + or dx, CONFIG_EVENT_H ; Set the upper part of event register + _WRMSR ; Save it + bts eax, EVENT_ENABLE ; Enable it + _WRMSR ; Save it + .endif ; endif + +fam10_enable_stack_hook_exit: +ENDM + +;---------------------------------------------- +; +; AMD_DISABLE_STACK_FAMILY_HOOK_F10 Macro - Stackless +; +; Return any family specific controls to their 'standard' +; settings for using cache with main memory. +; +; Inputs: +; ESI - [31:24] flags; [15,8]= Node#; [7,0]= core# +; Outputs: +; none +; +; Family 10h requirements: +; * INVD or WBINVD +; * MSRC001_0015[INVD_WBINVD]=1 +; * MSRC001_1021[DIS_IND]=0 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_CLR_WBTOL2_SMC_HIT]=0 +; * MSRC001_1022[DIS_HW_PF]=0 +; * MSRC001_102A[IcDisSpecTlbWr]=0 +; * MSRC001_102A[ClLinesToNbDis]=0 +;---------------------------------------------- +AMD_DISABLE_STACK_FAMILY_HOOK_F10 MACRO + local fam10_disable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 01h ; Is this family 10h? + jnz fam10_disable_stack_hook_exit ; Br if no + + mov ecx, DC_CFG ; MSR:C001_1022 + _RDMSR + btr eax, DC_DIS_SPEC_TLB_RLD ; Enable speculative TLB reloads + btr eax, DIS_CLR_WBTOL2_SMC_HIT ; Allow self modifying code check buffer + btr eax, DIS_HW_PF ; Allow hardware prefetches + _WRMSR + + dec cx ; MSR:C001_1021 + _RDMSR + btr eax, DIS_IND ; Turn on indirect branch predictor + btr eax, IC_DIS_SPEC_TLB_RLD ; Turn on speculative TLB reloads + _WRMSR + + mov ecx, BU_CFG2 ; MSR:C001_102A + _RDMSR + btr eax, F10_CL_LINES_TO_NB_DIS ; Return L3 to normal mode + btr edx, (IC_DIS_SPEC_TLB_WR-32) ;Re-enable speculative writes to the ITLB + _WRMSR + + ;-------------------------------------------------------------------------- + ; Begin critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + mov ecx, HWCR ; MSR:0000_0015 + _RDMSR + mov bx, ax ; Save INVD -> WBINVD bit + btr eax, INVD_WBINVD ; Disable INVD -> WBINVD conversion for the invd instruction. + _WRMSR + invd ; Clear the cache tag RAMs + mov ax, bx ; Restore INVD -> WBINVD bit + _WRMSR + + ;-------------------------------------------------------------------------- + ; End critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + + mov ecx, PERF_CONTROL3 ; Select the event control three + _RDMSR ; Retrieve the current value + btc eax, EVENT_ENABLE ; Is event enable, complement it as well + jnc fam10_disable_stack_hook_exit ; No + cmp ax, CONFIG_EVENT_L ; Is the lower part of event set to capture the CAR Corruption + jne fam10_disable_stack_hook_exit ; No + cmp dl, CONFIG_EVENT_H ; Is the upper part of event set to capture the CAR Corruption + jne fam10_disable_stack_hook_exit ; No + _WRMSR ; Disable the event + +fam10_disable_stack_hook_exit: +ENDM + +;--------------------------------------------------- +; +; GET_NODE_ID_CORE_ID_F10 Macro - Stackless +; +; Read family specific values to determine the node and core +; numbers for the core executing this code. +; +; Inputs: +; none +; Outputs: +; SI = core#, node# & flags (see GET_NODE_ID_CORE_ID macro above) +;--------------------------------------------------- +GET_NODE_ID_CORE_ID_F10 MACRO + + local node_core_f10_exit + + cmp si, -1 ; Has node/core already been discovered? + jnz node_core_f10_exit ; Br if yes + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 01h ; Is this family 10h? + jnz node_core_f10_exit ; Br if no + + xor esi, esi ; Assume BSC, clear flags + mov ecx, APIC_BASE_ADDRESS ; MSR:0000_001B + _RDMSR + bt eax, APIC_BSC ; Is this the BSC? + .if (carry?) + ; This is the BSP. + ; Enable routing tables on BSP (just in case the HT init code has not yet enabled them) + mov eax, 8000C06Ch ; PCI address for D18F0x6C Link Initialization Control Register + mov dx, 0CF8h + out dx, eax + add dx, 4 + in eax, dx + btr eax, 0 ; Set LinkInitializationControl[RouteTblDis] = 0 + out dx, eax + .else + ; This is an AP. Routing tables have been enabled by the HT Init process. + ; Also, the MailBox register was set by the BSP during early init + ; The Mailbox register content is formatted as follows: + ; UINT32 Node:4; // The node id of Core's node. + ; UINT32 Socket:4; // The socket of this Core's node. + ; UINT32 Module:2; // The internal module number for Core's node. + ; UINT32 ModuleType:2; // Single Module = 0, Multi-module = 1. + ; UINT32 :20; // Reserved + ; + mov ecx, 0C0000408h ; Read the family 10h mailbox + _RDMSR ; MC4_MISC1[63:32] + mov si, dx ; SI = raw mailbox contents (will extract node# from this) + shr ebx, 24 ; BL = CPUID Fn0000_0001_EBX[LocalApicId] + mov di, bx ; DI = Initial APIC ID (will extract core# from this) + + AMD_CPUID AMD_CPUID_APIC ; + shr ch, 4 ; CH = ApicIdSize, #bits in APIC ID that show core# + inc cl ; CL = Number of enabled cores in the socket + mov bx, cx + + mov ecx, NB_CFG ; MSR:C001_001F + _RDMSR ; EDX has InitApicIdCpuIdLo bit + + mov cl, bh ; CL = APIC ID size + mov al, 1 ; Convert APIC ID size to an AND mask + shl al, cl ; AL = 2^APIC ID size + dec al ; AL = mask for relative core number + xor ah, ah ; AX = mask for relative core number + bt edx, (INIT_APIC_ID_CPU_ID_LO-32) ; InitApicIdCpuIdLo == 1? + .if (!carry?) ; Br if yes + mov ch, 8 ; Calculate core number shift count + sub ch, cl ; CH = core shift count + mov cl, ch + shr di, cl ; Right justify core number + .endif + and di, ax ; DI = socket-relative core number + + mov cx, si ; CX = raw mailbox value + shr cx, 10 ; CL[1:0] = ModuleType or #nodes per socket (0-SCM, 1-MCM) + and cl, 3 ; Isolate ModuleType + xor bh, bh ; BX = Number of enabled cores in the socket + shr bx, cl ; BX = Number of enabled cores per node + xor dx, dx ; Clear upper word for div + mov ax, di ; AX = socket-relative core number + div bx ; DX = node-relative core number + movzx eax, si ; prepare return value (clears flags) + and ax, 000Fh ; AX = node number + shl ax, 8 ; [15:8]=node# + mov al, dl ; [7:0]=core# (relative to node) + mov esi, eax ; ESI = return value + .endif ; end: Is_AP + bts esi, FLAG_IS_PRIMARY ; all Family 10h cores are primary + +node_core_f10_exit: +ENDM + + +;;*************************************************************************** +;; Family 12h MACROS +;;*************************************************************************** +;--------------------------------------------------- +; +; AMD_ENABLE_STACK_FAMILY_HOOK_F12 Macro - Stackless +; +; Set any family specific controls needed to enable the use of +; cache as general storage before main memory is available. +; +; Inputs: +; ESI - node#, core#, flags from GET_NODE_ID_CORE_ID +; Outputs: +; none +; +; Family 12h requirements (BKDG section 2.3.3): +; The following requirements must be satisfied prior to using the cache as general storage: +; * Paging must be disabled. +; * MSRC001_0015[INVD_WBINVD]=0 +; * MSRC001_1020[DIS_SS]=1 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DIS_CLR_WBTOL2_SMC_HIT]=1 +; * MSRC001_1022[DIS_HW_PF]=1 +; * MSRC001_1029[ClflushSerialize]=1 +; * No INVD or WBINVD, no exceptions, page faults or interrupts +;--------------------------------------------------- +AMD_ENABLE_STACK_FAMILY_HOOK_F12 MACRO + local fam12_enable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 03h ; Is this family 12h? + jnz fam12_enable_stack_hook_exit ; Br if no + + mov ecx, DC_CFG ; MSR:C001_1022 + _RDMSR + bts eax, DC_DIS_SPEC_TLB_RLD ; Disable speculative DC-TLB reloads + bts eax, DIS_CLR_WBTOL2_SMC_HIT ; Disable self modifying code check buffer + bts eax, DIS_HW_PF ; Disable hardware prefetches + _WRMSR + + dec cx ;IC_CFG ; MSR:C001_1021 + _RDMSR + bts eax, IC_DIS_SPEC_TLB_RLD ; Disable speculative IC-TLB reloads + _WRMSR + + dec cx ;LS_CFG ; MSR:C001_1020 + _RDMSR + bts eax, DIS_SS ; Disabled Streaming store functionality + _WRMSR + + mov ecx, HWCR ; MSR C001_0015 + _RDMSR + bt esi, FLAG_STACK_REENTRY ; Check if stack has already been set + .if (!carry?) + btr eax, INVD_WBINVD ; disable INVD -> WBINVD conversion + _WRMSR + .endif + + mov ecx, DE_CFG ; MSR:C001_1029 + _RDMSR + bts eax, CL_FLUSH_SERIALIZE ; Serialize all CL Flush actions + _WRMSR + +fam12_enable_stack_hook_exit: +ENDM + +;---------------------------------------------- +; +; AMD_DISABLE_STACK_FAMILY_HOOK_F12 Macro - Stackless +; +; Return any family specific controls to their 'standard' +; settings for using cache with main memory. +; +; Inputs: +; ESI - [31:24] flags; [15,8]= Node#; [7,0]= core# +; Outputs: +; none +; +; Family 12h requirements: +; * INVD or WBINVD +; * MSRC001_0015[INVD_WBINVD]=1 +; * MSRC001_1020[DIS_SS]=0 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_CLR_WBTOL2_SMC_HIT]=0 +; * MSRC001_1022[DIS_HW_PF]=0 +; * MSRC001_1029[ClflushSerialize]=0 +;--------------------------------------------------- +AMD_DISABLE_STACK_FAMILY_HOOK_F12 MACRO + local fam12_disable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 03h ; Is this family 12h? + jnz fam12_disable_stack_hook_exit ; Br if no + + mov ecx, DC_CFG ; MSR:C001_1022 + _RDMSR + btr eax, DC_DIS_SPEC_TLB_RLD ; Turn on speculative DC-TLB reloads + btr eax, DIS_CLR_WBTOL2_SMC_HIT ; Enable self modifying code check buffer + btr eax, DIS_HW_PF ; Enable Hardware prefetches + _WRMSR + + dec cx ;IC_CFG ; MSR:C001_1021 + _RDMSR + btr eax, IC_DIS_SPEC_TLB_RLD ; Turn on speculative IC-TLB reloads + _WRMSR + + dec cx ;LS_CFG ; MSR:C001_1020 + _RDMSR + btr eax, DIS_SS ; Turn on Streaming store functionality + _WRMSR + + mov ecx, DE_CFG ; MSR:C001_1029 + _RDMSR + btr eax, CL_FLUSH_SERIALIZE + _WRMSR + + ;-------------------------------------------------------------------------- + ; Begin critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + + mov ecx, HWCR ; MSR:0000_0015h + _RDMSR + mov bx, ax ; Save INVD -> WBINVD bit + btr eax, INVD_WBINVD ; Disable INVD -> WBINVD conversion + _WRMSR + invd ; Clear the cache tag RAMs + mov ax, bx ; Restore INVD -> WBINVD bit + _WRMSR + + ;-------------------------------------------------------------------------- + ; End critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + +fam12_disable_stack_hook_exit: +ENDM + +;--------------------------------------------------- +; +; GET_NODE_ID_CORE_ID_F12 Macro - Stackless +; +; Read family specific values to determine the node and core +; numbers for the core executing this code. +; +; Inputs: +; none +; Outputs: +; SI = core#, node# & flags (see GET_NODE_ID_CORE_ID macro above) +;--------------------------------------------------- +GET_NODE_ID_CORE_ID_F12 MACRO + + local node_core_f12_exit + + cmp si, -1 ; Has node/core already been discovered? + jnz node_core_f12_exit ; Br if yes + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 03h ; Is this family 12h? + jnz node_core_f12_exit ; Br if no + + shr ebx, 24 ; CPUID_0000_0001_EBX[31:24]: initial local APIC physical ID + bts ebx, FLAG_IS_PRIMARY ; all family 12h cores are primary + mov esi, ebx ; ESI = Node#=0, core number +node_core_f12_exit: +ENDM + + +;;*************************************************************************** +;; Family 14h MACROS +;;*************************************************************************** +;--------------------------------------------------- +; +; AMD_ENABLE_STACK_FAMILY_HOOK_F14 Macro - Stackless +; +; Set any family specific controls needed to enable the use of +; cache as general storage before main memory is available. +; +; Inputs: +; ESI - node#, core#, flags from GET_NODE_ID_CORE_ID +; Outputs: +; none +; +; Family 14h requirements (BKDG section 2.3.3): +; * Paging must be disabled. +; * MSRC001_0015[INVD_WBINVD]=0. +; * MSRC001_1020[DisStreamSt]=1. +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=1. Disable speculative ITLB reloads. +; * MSRC001_1022[DIS_HW_PF]=1. +; * No INVD or WBINVD, no exceptions, page faults or interrupts +;--------------------------------------------------- +AMD_ENABLE_STACK_FAMILY_HOOK_F14 MACRO + local fam14_enable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 05h ; Is this family 14h? + jnz fam14_enable_stack_hook_exit ; Br if no + + mov ecx, DC_CFG ; MSR:C001_1022 + _RDMSR + bts eax, DIS_HW_PF ; Disable hardware prefetches + _WRMSR + + dec cx ;IC_CFG ; MSR:C001_1021 + _RDMSR + bts eax, IC_DIS_SPEC_TLB_RLD ; Disable speculative TLB reloads + _WRMSR + + dec cx ;LS_CFG ; MSR:C001_1020 + _RDMSR + bts eax, DIS_STREAM_ST ; Disabled Streaming store functionality + _WRMSR + + mov ecx, HWCR ; MSR C001_0015 + _RDMSR + bt esi, FLAG_STACK_REENTRY ; Check if stack has already been set + .if (!carry?) + btr eax, INVD_WBINVD ; disable INVD -> WBINVD conversion + _WRMSR + .endif + +fam14_enable_stack_hook_exit: +ENDM + +;---------------------------------------------- +; +; AMD_DISABLE_STACK_FAMILY_HOOK_F14 Macro - Stackless +; +; Return any family specific controls to their 'standard' +; settings for using cache with main memory. +; +; Inputs: +; ESI - [31:24] flags; [15,8]= Node#; [7,0]= core# +; Outputs: +; none +; +; Family 14h requirements: +; * INVD or WBINVD +; * MSRC001_0015[INVD_WBINVD]=1. +; * MSRC001_1020[DisStreamSt]=0. +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=0. +; * MSRC001_1022[DIS_HW_PF]=0. +;--------------------------------------------------- +AMD_DISABLE_STACK_FAMILY_HOOK_F14 MACRO + local fam14_disable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 05h ; Is this family 14h? + jnz fam14_disable_stack_hook_exit ; Br if no + + mov ecx, LS_CFG ; MSR:C001_1020 + _RDMSR + btr eax, DIS_STREAM_ST ; Turn on Streaming store functionality + _WRMSR + + inc cx ;IC_CFG ; MSR:C001_1021 + _RDMSR + btr eax, IC_DIS_SPEC_TLB_RLD ; Turn on speculative DC-TLB reloads + _WRMSR + + inc cx ;DC_CFG ; MSR:C001_1022 + _RDMSR + btr eax, DIS_HW_PF ; Turn on hardware prefetches + _WRMSR + + ;-------------------------------------------------------------------------- + ; Begin critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + + mov ecx, HWCR ; MSR:C001_0015h + _RDMSR + btr eax, INVD_WBINVD ; Disable INVD -> WBINVD conversion + _WRMSR + invd ; Clear the cache tag RAMs + bts eax, INVD_WBINVD ; Turn on Conversion of INVD to WBINVD + _WRMSR + + ;-------------------------------------------------------------------------- + ; End critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + +fam14_disable_stack_hook_exit: +ENDM + +;--------------------------------------------------- +; +; GET_NODE_ID_CORE_ID_F14 Macro - Stackless +; +; Read family specific values to determine the node and core +; numbers for the core executing this code. +; +; Inputs: +; none +; Outputs: +; SI = core#, node# & flags (see GET_NODE_ID_CORE_ID macro above) +;--------------------------------------------------- +GET_NODE_ID_CORE_ID_F14 MACRO + + local node_core_f14_exit + + cmp si, -1 ; Has node/core already been discovered? + jnz node_core_f14_exit ; Br if yes + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 05h ; Is this family 14h? + jnz node_core_f14_exit ; Br if no + + xor esi, esi ; Node must be 0 + bts esi, FLAG_IS_PRIMARY ; all family 14h cores are primary + mov ecx, APIC_BASE_ADDRESS ; MSR:0000_001B + _RDMSR + bt eax, APIC_BSC ; + .if (!carry?) ; Is this the BSC? + ; No, this is an AP + inc si ; Set core to 1 + .endif ; +node_core_f14_exit: +ENDM + + + +;;*************************************************************************** +;; Family 15h MACROS +;;*************************************************************************** +;--------------------------------------------------- +; +; AMD_ENABLE_STACK_FAMILY_HOOK_F15 Macro - Stackless +; +; Set any family specific controls needed to enable the use of +; cache as general storage before main memory is available. +; +; Inputs: +; ESI - node#, core#, flags from GET_NODE_ID_CORE_ID +; Outputs: +; none +; +; Family 15h requirements (BKDG #42301 section 2.3.3): +; * Paging must be disabled. +; * MSRC001_0015[INVD_WBINVD]=0 +; * MSRC001_1020[DisSS]=1 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=1 +; * MSRC001_1022[DisHwPf]=1 +; * No INVD or WBINVD, no exceptions, page faults or interrupts +;--------------------------------------------------- +AMD_ENABLE_STACK_FAMILY_HOOK_F15 MACRO + local fam15_enable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 06h ; Is this family 15h? + jnz fam15_enable_stack_hook_exit ; Br if no + + bt esi, FLAG_STACK_REENTRY ; Check if stack has already been set + .if (!carry?) + mov ecx, HWCR ; MSR C001_0015 + _RDMSR + btr eax, INVD_WBINVD ; disable INVD -> WBINVD conversion + _WRMSR + .endif + + mov ecx, LS_CFG ; MSR:C001_1020 + _RDMSR + bts eax, DIS_SS ; Turn on Streaming store functionality disabled bit + _WRMSR + + inc ecx ;IC_CFG ; MSR:C001_1021 + _RDMSR + bts eax, IC_DIS_SPEC_TLB_RLD ; Turn on Disable speculative IC-TLB reloads bit + _WRMSR + + inc ecx ;DC_CFG ; MSR:C001_1022 + _RDMSR + bts eax, DC_DIS_SPEC_TLB_RLD ; Turn on Disable speculative DC-TLB reloads bit + bts eax, DIS_HW_PF ; Turn on Disable hardware prefetches bit + _WRMSR + + mov ecx, CU_CFG3 ; MSR:C001_102B + _RDMSR + btr edx, (COMBINE_CR0_CD - 32) ; Clear CombineCr0Cd bit + _WRMSR + +fam15_enable_stack_hook_exit: +ENDM + + +;---------------------------------------------- +; +; AMD_DISABLE_STACK_FAMILY_HOOK_F15 Macro - Stackless +; +; Return any family specific controls to their 'standard' +; settings for using cache with main memory. +; +; Inputs: +; ESI - [31:24] flags; [15,8]= Node#; [7,0]= core# +; Outputs: +; none +; +; Family 15h requirements: +; * INVD or WBINVD +; * MSRC001_0015[INVD_WBINVD]=1 +; * MSRC001_1020[DisSS]=0 +; * MSRC001_1021[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_SPEC_TLB_RLD]=0 +; * MSRC001_1022[DIS_HW_PF]=0 +;--------------------------------------------------- +AMD_DISABLE_STACK_FAMILY_HOOK_F15 MACRO + local fam15_disable_stack_hook_exit + + AMD_CPUID CPUID_MODEL + mov ebx, eax ; Save revision info to EBX + shr eax, 20 ; AL = cpu extended family + cmp al, 06h ; Is this family 15h? + jnz fam15_disable_stack_hook_exit ; Br if no + + mov ecx, LS_CFG ; MSR:C001_1020 + .if (ebx != 00600F00h) ; Is this rev A0? + _RDMSR + btr eax, DIS_SS ; Turn on Streaming store functionality + _WRMSR + .endif ; End workaround for errata 495 and 496 + + inc ecx ;IC_CFG ; MSR:C001_1021 + _RDMSR + btr eax, IC_DIS_SPEC_TLB_RLD ; Turn on speculative TLB reloads + _WRMSR + + inc ecx ;DC_CFG ; MSR:C001_1022 + _RDMSR + btr eax, DC_DIS_SPEC_TLB_RLD ; Turn on speculative TLB reloads + .if (ebx != 00600F00h) ; Is this rev A0? + btr eax, DIS_HW_PF ; Turn on hardware prefetches + .endif ; End workaround for erratum 498 + _WRMSR + + ;-------------------------------------------------------------------------- + ; Begin critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + + bt esi, FLAG_IS_PRIMARY + .if (carry?) ; Only clear cache from primary core + mov ecx, HWCR ; MSR:C001_0015h + _RDMSR + btr eax, INVD_WBINVD ; Disable INVD -> WBINVD conversion + _WRMSR + invd ; Clear the cache tag RAMs + bts eax, INVD_WBINVD ; Turn on Conversion of INVD to WBINVD + _WRMSR + .endif ; end + + ;-------------------------------------------------------------------------- + ; End critical sequence in which EAX, BX, ECX, and EDX must be preserved. + ;-------------------------------------------------------------------------- + + mov ecx, CU_CFG3 ; MSR:C001_102B + _RDMSR + bts edx, (COMBINE_CR0_CD - 32) ; Set CombineCr0Cd bit + _WRMSR + +fam15_disable_stack_hook_exit: +ENDM + + +;--------------------------------------------------- +; +; GET_NODE_ID_CORE_ID_F15 Macro - Stackless +; +; Read family specific values to determine the node and core +; numbers for the core executing this code. +; +; Inputs: +; none +; Outputs: +; SI = core#, node# & flags (see GET_NODE_ID_CORE_ID macro above) +;--------------------------------------------------- +GET_NODE_ID_CORE_ID_F15 MACRO + + local node_core_f15_exit + + cmp si, -1 ; Has node/core already been discovered? + jnz node_core_f15_exit ; Br if yes + + AMD_CPUID CPUID_MODEL + shr eax, 20 ; AL = cpu extended family + cmp al, 06h ; Is this family 15h? + jnz node_core_f15_exit ; Br if no + + xor esi, esi ; Assume BSC, clear local flags + mov ecx, APIC_BASE_ADDRESS ; MSR:0000_001B + _RDMSR + bt eax, APIC_BSC ; Is this the BSC? + .if (carry?) + ; This is the BSP. + ; Enable routing tables on BSP (just in case the HT init code has not yet enabled them) + mov eax, 8000C06Ch ; PCI address for D18F0x6C Link Initialization Control Register + mov dx, 0CF8h + out dx, eax + add dx, 4 + in eax, dx + btr eax, 0 ; Set LinkInitializationControl[RouteTblDis] = 0 + out dx, eax + .else ; + ; This is an AP. Routing tables have been enabled by the HT Init process. + ; Also, the MailBox register was set by the BSP during early init + ; The Mailbox register content is formatted as follows: + ; UINT32 Node:4; // The node id of Core's node. + ; UINT32 Socket:4; // The socket of this Core's node. + ; UINT32 Module:2; // The internal module number for Core's node. + ; UINT32 ModuleType:2; // Single Module = 0, Multi-module = 1. + ; UINT32 :20; // Reserved + ; + mov ecx, 0C0000408h ; Read the family 15h mailbox + _RDMSR ; MC4_MISC1[63:32] + mov si, dx ; SI = raw mailbox contents (will extract node# from this) + shr ebx, 24 ; BL = CPUID Fn0000_0001_EBX[LocalApicId] + mov di, bx ; DI = Initial APIC ID (will extract core# from this) + + AMD_CPUID AMD_CPUID_APIC ; + shr ch, 4 ; CH = ApicIdSize, #bits in APIC ID that show core# + inc cl ; CL = Number of enabled cores in the socket + mov bx, cx + + mov ecx, NB_CFG + _RDMSR ; EDX has InitApicIdCpuIdLo bit + + mov cl, bh ; CL = APIC ID size + mov al, 1 ; Convert APIC ID size to an AND mask + shl al, cl ; AL = 2^APIC ID size + dec al ; AL = mask for relative core number + xor ah, ah ; AX = mask for relative core number + bt edx, (INIT_APIC_ID_CPU_ID_LO-32) ; InitApicIdCpuIdLo == 1? + .if (!carry?) ; Br if yes + mov ch, 8 ; Calculate core number shift count + sub ch, cl ; CH = core shift count + mov cl, ch ; + shr di, cl ; Right justify core number + .endif ; + and di, ax ; DI = socket-relative core number + + mov cx, si ; CX = raw mailbox value + shr cx, 10 ; CL[1:0] = ModuleType or #nodes per socket (0-SCM, 1-MCM) + and cl, 3 ; Isolate ModuleType + xor bh, bh ; BX = Number of enabled cores in the socket + shr bx, cl ; BX = Number of enabled cores per node + xor dx, dx ; Clear upper word for div + mov ax, di ; AX = socket-relative core number + div bx ; DX = node-relative core number + movzx eax, si ; Prepare return value + and ax, 000Fh ; AX = node number + shl ax, 8 ; [15:8]=node# + mov al, dl ; [7:0]=core# (relative to node) + mov esi, eax ; ESI = node-relative core number + .endif ; end + + ; + ; determine if this core shares MTRRs + ; + mov eax, 8000C580h ; Compute Unit Status + mov bx, si ; load node#(bh), core#(bl) + shl bh, 3 ; Move node# to PCI Dev# field + add ah, bh ; Adjust PCI adress for node number + mov dx, 0CF8h + out dx, eax + add dx, 4 + in eax, dx ; [3:0]=Enabled; [19:16]=DualCore + ; + ; BL is MyCore# , BH is primary flag + mov cx, 06h ; Use CH as 'first of pair' core# + .while (cl > 0) + bt eax, 0 ; Is pair enabled? + .if (carry?) ; + mov bh, 01h ; flag core as primary + bt eax, 16 ; Is there a 2nd in the pair? + .if (carry?) ; + .break .if (ch == bl) ; Does 1st match MyCore#? + inc ch + xor bh, bh ; flag core as NOT primary + .break .if (ch == bl) ; Does 2nd match MyCore#? + .else ; No 2nd core + .break .if (ch == bl) ; Does 1st match MyCore#? + .endif + inc ch + .endif + shr eax, 1 + dec cl + .endw + .if (cl == 0) + ;Error - core# didn't match Compute Unit Status content + bts esi, FLAG_UNKNOWN_FAMILY + bts esi, FLAG_IS_PRIMARY ; Set Is_Primary for unknowns + .endif + .if (bh != 0) ; Check state of primary for the matched core + bts esi, FLAG_IS_PRIMARY ; Set shared flag into return value + .endif + ; +node_core_f15_exit: +ENDM + + + |