diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/Kconfig | 6 | ||||
| -rw-r--r-- | src/cpu/intel/car/core2/cache_as_ram.S | 2 | ||||
| -rw-r--r-- | src/cpu/intel/car/non-evict/cache_as_ram.S | 2 | ||||
| -rw-r--r-- | src/cpu/intel/car/p4-netburst/cache_as_ram.S | 2 | ||||
| -rw-r--r-- | src/cpu/x86/64bit/Makefile.mk | 4 | ||||
| -rw-r--r-- | src/cpu/x86/64bit/entry64.inc | 2 | ||||
| -rw-r--r-- | src/cpu/x86/64bit/mode_switch.S | 2 | ||||
| -rw-r--r-- | src/cpu/x86/64bit/mode_switch2.S | 2 | ||||
| -rw-r--r-- | src/cpu/x86/64bit/pt.S | 2 | ||||
| -rw-r--r-- | src/mainboard/emulation/qemu-i440fx/Kconfig | 5 | ||||
| -rw-r--r-- | src/mainboard/emulation/qemu-q35/Kconfig | 5 | ||||
| -rw-r--r-- | src/soc/amd/common/block/cpu/noncar/pre_c.S | 2 | ||||
| -rw-r--r-- | src/soc/intel/common/block/cpu/car/cache_as_ram.S | 2 |
13 files changed, 28 insertions, 10 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig index 610321f9a0..3f97644567 100644 --- a/src/arch/x86/Kconfig +++ b/src/arch/x86/Kconfig @@ -83,9 +83,13 @@ config USE_EXP_X86_64_SUPPORT is an experimental option: do not enable unless one wants to test it and has the means to recover a system when coreboot fails to boot. +config PAGE_TABLES_IN_CBFS + bool + default n + config ARCH_X86_64_PGTBL_LOC hex "x86_64 page table location in CBFS" - depends on ARCH_BOOTBLOCK_X86_64 + depends on ARCH_BOOTBLOCK_X86_64 && PAGE_TABLES_IN_CBFS default 0xfffe9000 help The position where to place pagetables. Needs to be known at diff --git a/src/cpu/intel/car/core2/cache_as_ram.S b/src/cpu/intel/car/core2/cache_as_ram.S index 2e4d9c8074..227ddf4c22 100644 --- a/src/cpu/intel/car/core2/cache_as_ram.S +++ b/src/cpu/intel/car/core2/cache_as_ram.S @@ -163,7 +163,7 @@ addrsize_set_high: subl $4, %esp #if ENV_X86_64 - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE movd %mm2, %rdi shlq $32, %rdi diff --git a/src/cpu/intel/car/non-evict/cache_as_ram.S b/src/cpu/intel/car/non-evict/cache_as_ram.S index 578bf03afd..9485cd44fb 100644 --- a/src/cpu/intel/car/non-evict/cache_as_ram.S +++ b/src/cpu/intel/car/non-evict/cache_as_ram.S @@ -214,7 +214,7 @@ end_microcode_update: andl $0xfffffff0, %esp #if ENV_X86_64 - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE movd %mm2, %rdi shlq $32, %rdi diff --git a/src/cpu/intel/car/p4-netburst/cache_as_ram.S b/src/cpu/intel/car/p4-netburst/cache_as_ram.S index 32fddd6810..1cb422dbfc 100644 --- a/src/cpu/intel/car/p4-netburst/cache_as_ram.S +++ b/src/cpu/intel/car/p4-netburst/cache_as_ram.S @@ -363,7 +363,7 @@ fill_cache: subl $4, %esp #if ENV_X86_64 - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE movd %mm2, %rdi shlq $32, %rdi /* BIST */ diff --git a/src/cpu/x86/64bit/Makefile.mk b/src/cpu/x86/64bit/Makefile.mk index a8dc1a286a..b24e4d7de0 100644 --- a/src/cpu/x86/64bit/Makefile.mk +++ b/src/cpu/x86/64bit/Makefile.mk @@ -9,13 +9,15 @@ else PAGETABLE_SRC := pt.S endif +all_x86-y += $(PAGETABLE_SRC) + # Add --defsym=_start=0 to suppress a linker warning. $(objcbfs)/pt: $(dir)/$(PAGETABLE_SRC) $(obj)/config.h $(CC_bootblock) $(CFLAGS_bootblock) $(CPPFLAGS_bootblock) -o $@.tmp $< -Wl,--section-start=.rodata=$(CONFIG_ARCH_X86_64_PGTBL_LOC),--defsym=_start=0 $(OBJCOPY_ramstage) -Obinary -j .rodata $@.tmp $@ rm $@.tmp -cbfs-files-y += pagetables +cbfs-files-$(CONFIG_PAGE_TABLES_IN_CBFS) += pagetables pagetables-file := $(objcbfs)/pt pagetables-type := raw pagetables-compression := none diff --git a/src/cpu/x86/64bit/entry64.inc b/src/cpu/x86/64bit/entry64.inc index 878f310843..52da6037d5 100644 --- a/src/cpu/x86/64bit/entry64.inc +++ b/src/cpu/x86/64bit/entry64.inc @@ -11,9 +11,11 @@ #if ENV_X86_64 .code32 +#if CONFIG(PAGE_TABLES_IN_CBFS) #if (CONFIG_ARCH_X86_64_PGTBL_LOC & 0xfff) > 0 #error pagetables must be 4KiB aligned! #endif +#endif #include <cpu/x86/msr.h> #if defined(__RAMSTAGE__) diff --git a/src/cpu/x86/64bit/mode_switch.S b/src/cpu/x86/64bit/mode_switch.S index 01fe003cb1..9555cefbbb 100644 --- a/src/cpu/x86/64bit/mode_switch.S +++ b/src/cpu/x86/64bit/mode_switch.S @@ -44,7 +44,7 @@ protected_mode_call_wrapper: movl %eax, %ebx /* Preserves ebx */ - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE /* Place return value in rax */ movl %ebx, %eax diff --git a/src/cpu/x86/64bit/mode_switch2.S b/src/cpu/x86/64bit/mode_switch2.S index 1807d2e404..18c6425d7f 100644 --- a/src/cpu/x86/64bit/mode_switch2.S +++ b/src/cpu/x86/64bit/mode_switch2.S @@ -21,7 +21,7 @@ long_mode_call_3arg: mov %esp, %ebp /* Enter long mode, preserves ebx */ - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE /* Align stack */ movabs $0xfffffffffffffff0, %rax diff --git a/src/cpu/x86/64bit/pt.S b/src/cpu/x86/64bit/pt.S index b105528e5e..67e4b1b8bf 100644 --- a/src/cpu/x86/64bit/pt.S +++ b/src/cpu/x86/64bit/pt.S @@ -18,7 +18,7 @@ #define _GEN_PAGE(a) (_PRES + _RW + _US + _PS + _A + _D + (a)) .global PM4LE -.align 32 +.align 4096 PM4LE: .quad _GEN_DIR(PDPE_table) diff --git a/src/mainboard/emulation/qemu-i440fx/Kconfig b/src/mainboard/emulation/qemu-i440fx/Kconfig index cec6f97839..24dfa7a2fc 100644 --- a/src/mainboard/emulation/qemu-i440fx/Kconfig +++ b/src/mainboard/emulation/qemu-i440fx/Kconfig @@ -30,6 +30,11 @@ config VBOOT select GBB_FLAG_DISABLE_FWMP if ARCH_BOOTBLOCK_X86_64 + +config PAGE_TABLES_IN_CBFS + bool + default y + # Need to install page tables in DRAM as the virtual MMU has problems translating paging # request when the page table resides in emulated ROM. This causes undefined behaviour # when handling data requests, as well as fetching and decoding instructions diff --git a/src/mainboard/emulation/qemu-q35/Kconfig b/src/mainboard/emulation/qemu-q35/Kconfig index d68a5462bf..11ea750496 100644 --- a/src/mainboard/emulation/qemu-q35/Kconfig +++ b/src/mainboard/emulation/qemu-q35/Kconfig @@ -32,6 +32,11 @@ config FMDFILE default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/vboot-rwab-16M.fmd" if VBOOT_SLOTS_RW_AB if ARCH_BOOTBLOCK_X86_64 + +config PAGE_TABLES_IN_CBFS + bool + default y + # Need to install page tables in DRAM as the virtual MMU has problems translating paging # request when the page table resides in emulated ROM. This causes undefined behaviour # when handling data requests, as well as fetching and decoding instructions diff --git a/src/soc/amd/common/block/cpu/noncar/pre_c.S b/src/soc/amd/common/block/cpu/noncar/pre_c.S index bb2203b805..0e0be524f2 100644 --- a/src/soc/amd/common/block/cpu/noncar/pre_c.S +++ b/src/soc/amd/common/block/cpu/noncar/pre_c.S @@ -28,7 +28,7 @@ bootblock_pre_c_entry: post_code(POSTCODE_BOOTBLOCK_PRE_C_ENTRY) #if ENV_X86_64 - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE #endif /* Clear .bss section */ diff --git a/src/soc/intel/common/block/cpu/car/cache_as_ram.S b/src/soc/intel/common/block/cpu/car/cache_as_ram.S index c22e7d9a5e..ba98f1b75c 100644 --- a/src/soc/intel/common/block/cpu/car/cache_as_ram.S +++ b/src/soc/intel/common/block/cpu/car/cache_as_ram.S @@ -280,7 +280,7 @@ car_init_done: andl $0xfffffff0, %esp #if ENV_X86_64 - setup_longmode $(CONFIG_ARCH_X86_64_PGTBL_LOC) + setup_longmode $PM4LE movd %mm2, %rdi shlq $32, %rdi |