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-rw-r--r--src/cpu/amd/agesa/cache_as_ram.inc13
-rw-r--r--src/vendorcode/amd/agesa/f10/gcccar.inc23
-rw-r--r--src/vendorcode/amd/agesa/f12/gcccar.inc23
-rw-r--r--src/vendorcode/amd/agesa/f14/gcccar.inc23
-rw-r--r--src/vendorcode/amd/agesa/f15/gcccar.inc23
-rw-r--r--src/vendorcode/amd/agesa/f15tn/gcccar.inc23
-rw-r--r--src/vendorcode/amd/agesa/f16kb/gcccar.inc23
7 files changed, 35 insertions, 116 deletions
diff --git a/src/cpu/amd/agesa/cache_as_ram.inc b/src/cpu/amd/agesa/cache_as_ram.inc
index 8038177c7c..cfad2f7d1a 100644
--- a/src/cpu/amd/agesa/cache_as_ram.inc
+++ b/src/cpu/amd/agesa/cache_as_ram.inc
@@ -32,7 +32,7 @@
cache_as_ram_setup:
/* Preserve BIST. */
- movl %eax, %ebp
+ movd %eax, %mm0
post_code(0xa0)
@@ -45,7 +45,6 @@ cache_as_ram_setup:
post_code(0xa1)
- /* NOTE: %ebx, %ebp are preserved in AMD_ENABLE_STACK. */
AMD_ENABLE_STACK
/* Align the stack. */
@@ -96,19 +95,18 @@ cache_as_ram_setup:
#endif
- /* Calling conventions preserve BIST in %ebp. */
-
call early_all_cores
/* Must maintain 16-byte stack alignment here. */
pushl $0x0
pushl $0x0
pushl $0x0
- pushl %ebp
+ movd %mm0, %eax /* bist */
+ pushl %eax
call romstage_main
- movl %eax, %ebx
+ movl %eax, %esp
-/* Register %ebx is new stacktop for remaining of romstage.
+/* Register %esp is new stacktop for remaining of romstage.
* It is the only register preserved in AMD_DISABLE_STACK.
*/
@@ -125,7 +123,6 @@ disable_cache_as_ram:
andl $0x9fffffff, %eax
movl %eax, %cr0
- movl %ebx, %esp
call romstage_after_car
/* Should never see this postcode */
diff --git a/src/vendorcode/amd/agesa/f10/gcccar.inc b/src/vendorcode/amd/agesa/f10/gcccar.inc
index c490a61d58..8d085ad708 100644
--- a/src/vendorcode/amd/agesa/f10/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f10/gcccar.inc
@@ -1201,7 +1201,7 @@ node_core_f15_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -1212,11 +1212,8 @@ node_core_f15_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -1276,8 +1273,6 @@ node_core_f15_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1589,9 +1584,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1611,17 +1603,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1647,7 +1637,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
diff --git a/src/vendorcode/amd/agesa/f12/gcccar.inc b/src/vendorcode/amd/agesa/f12/gcccar.inc
index ca281725c7..6a8045198d 100644
--- a/src/vendorcode/amd/agesa/f12/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f12/gcccar.inc
@@ -1181,7 +1181,7 @@ node_core_f15_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -1192,11 +1192,8 @@ node_core_f15_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -1256,8 +1253,6 @@ node_core_f15_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1569,9 +1564,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1582,17 +1574,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1618,7 +1608,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
diff --git a/src/vendorcode/amd/agesa/f14/gcccar.inc b/src/vendorcode/amd/agesa/f14/gcccar.inc
index 18376dfaf2..95dd74d6cb 100644
--- a/src/vendorcode/amd/agesa/f14/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f14/gcccar.inc
@@ -1181,7 +1181,7 @@ node_core_f15_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -1192,11 +1192,8 @@ node_core_f15_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -1256,8 +1253,6 @@ node_core_f15_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1569,9 +1564,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1582,17 +1574,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1618,7 +1608,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
diff --git a/src/vendorcode/amd/agesa/f15/gcccar.inc b/src/vendorcode/amd/agesa/f15/gcccar.inc
index 4d00df392d..427c7e5622 100644
--- a/src/vendorcode/amd/agesa/f15/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f15/gcccar.inc
@@ -1216,7 +1216,7 @@ node_core_f15_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -1227,11 +1227,8 @@ node_core_f15_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -1291,8 +1288,6 @@ node_core_f15_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1604,9 +1599,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1626,17 +1618,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1662,7 +1652,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
diff --git a/src/vendorcode/amd/agesa/f15tn/gcccar.inc b/src/vendorcode/amd/agesa/f15tn/gcccar.inc
index 4f1e7a0b25..7ac9613fca 100644
--- a/src/vendorcode/amd/agesa/f15tn/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f15tn/gcccar.inc
@@ -1511,7 +1511,7 @@ node_core_f15_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -1522,11 +1522,8 @@ node_core_f15_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -1586,8 +1583,6 @@ node_core_f15_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1899,9 +1894,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1921,17 +1913,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1957,7 +1947,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
diff --git a/src/vendorcode/amd/agesa/f16kb/gcccar.inc b/src/vendorcode/amd/agesa/f16kb/gcccar.inc
index bd670590a7..26e61da34b 100644
--- a/src/vendorcode/amd/agesa/f16kb/gcccar.inc
+++ b/src/vendorcode/amd/agesa/f16kb/gcccar.inc
@@ -874,7 +874,7 @@ node_core_f16_exit:
* AMD_ENABLE_STACK: Setup a stack
*
* In:
-* EBX = Return address (preserved)
+* No inputs
*
* Out:
* SS:ESP - Our new private stack location
@@ -885,11 +885,8 @@ node_core_f16_exit:
*
* Requirements:
* * This routine presently is limited to a max of 64 processor cores
-* Preserved:
-* ebx ebp
* Destroyed:
-* eax, ecx, edx, edi, esi, ds, es, ss, esp
-* mmx0, mmx1
+* EBX, EDX, EDI, ESI, EBP, DS, ES
*
* Description:
* Fixed MTRR address allocation to cores:
@@ -949,8 +946,6 @@ node_core_f16_exit:
# Note that SS:ESP will be default stack. Note that this stack
# routine will not be used after memory has been initialized. Because
# of its limited lifetime, it will not conflict with typical PCI devices.
- movd %ebx, %mm0 # Put return address in a safe place
- movd %ebp, %mm1 # Save some other user registers
# get node id and core id of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[23:16]=Shared core## SI[15,8]= Node## SI[7,0]= core# (relative to node)
@@ -1262,9 +1257,6 @@ ClearTheStack: # Stack base is in SS, stack pointer is
or $0x40000000, %eax # eax = AGESA_WARNING (Stack has already been set up)
#.endif
0:
-
- movd %mm0, %ebx # Restore return address
- movd %mm1, %ebp
.endm
/*****************************************************************************
@@ -1284,17 +1276,15 @@ ClearTheStack: # Stack base is in SS, stack pointer is
* none
*
* Out:
-* EAX = AGESA_SUCCESS
+* none
*
* Preserved:
-* ebx
+* ESP
* Destroyed:
-* eax, ecx, edx, esp
+* EAX, EBX, ECX, EDX, EDI, ESI
*****************************************************************************/
.macro AMD_DISABLE_STACK
- mov %ebx, %esp # Save return address
-
# get node/core/flags of current executing core
GET_NODE_ID_CORE_ID # Sets ESI[15,8]= Node#; ESI[7,0]= core# (relative to node)
@@ -1320,7 +1310,4 @@ ClearTheStack: # Stack base is in SS, stack pointer is
AMD_DISABLE_STACK_FAMILY_HOOK # Re-Enable 'normal' cache operations
- mov %esp, %ebx
- xor %eax, %eax
-
.endm
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-15 23:59:17 +0000