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uefi4kos: Fix memmap conversion from uefi to e820 format.

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git-svn-id: svn://kolibrios.org@8220 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Ivan Baravy 2020-11-18 19:34:59 +00:00
parent 4982b912eb
commit 6a975ff76a
2 changed files with 170 additions and 225 deletions
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276
kernel/trunk/bootloader/uefi4kos/uefi32kos.asm
View File

@ -425,8 +425,7 @@ main:
ccall [eax+EFI_BOOT_SERVICES.AllocatePages], \
EFI_ALLOCATE_MAX_ADDRESS, EFI_RESERVED_MEMORY_TYPE, 1, \
devicesdat_data
test eax, eax
jnz .error
call halt_on_error
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
@ -457,17 +456,7 @@ main:
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
mov eax, [status]
test eax, eax
jz @f
call clearbuf
mov edi, msg
call num2hex
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg_error
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
jmp $
@@:
call halt_on_error
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
@ -506,36 +495,7 @@ main:
jmp .next_gop_handle
@@:
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
msg_look_for_rsdp
mov ebx, [efi_table]
mov edi, [ebx+EFI_SYSTEM_TABLE.ConfigurationTable]
mov ecx, [ebx+EFI_SYSTEM_TABLE.NumberOfTableEntries]
.next_table:
dec ecx
js .all_tables_done
; EFI_ACPI_TABLE_GUID
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x0], 0x8868e871
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x4], 0x11d3e4f1
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x8], 0x800022bc
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0xc], 0x81883cc7
jnz .not_acpi20
mov eax, [edi+EFI_CONFIGURATION_TABLE.VendorTable]
mov edx, BOOT_LO.acpi_rsdp
mov [edx], eax
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
msg_rsdp_found
jmp .all_tables_done
.not_acpi20:
add edi, sizeof.EFI_CONFIGURATION_TABLE
jmp .next_table
.all_tables_done:
call find_rsdp
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
@ -575,17 +535,7 @@ main:
movzx ecx, [cfg_opt_value_vmode]
mov eax, [gop_interface]
ccall [eax+EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode], eax, ecx
test eax, eax
jz @f
call clearbuf
mov edi, msg
call num2hex
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg_error
jmp $
@@:
call halt_on_error
mov ecx, [gop_interface]
mov edx, [ecx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
@ -615,44 +565,6 @@ main:
mov byte[edx+BOOT_LO.pci_data+3], 0x02
mov dword[edx+BOOT_LO.pci_data+4], 0xe3
mov eax, [efi_table]
mov eax, [eax+EFI_SYSTEM_TABLE.BootServices]
ccall [eax+EFI_BOOT_SERVICES.AllocatePages], \
EFI_ALLOCATE_ANY_PAGES, EFI_RESERVED_MEMORY_TYPE, \
MEMORY_MAP_SIZE/0x1000, memory_map
test eax, eax
jnz .error
mov eax, [efi_table]
mov eax, [eax+EFI_SYSTEM_TABLE.BootServices]
ccall [eax+EFI_BOOT_SERVICES.GetMemoryMap], memory_map_size, \
[memory_map], memory_map_key, descriptor_size, descriptor_ver
test eax, eax
jnz .error
mov edi, BOOT_LO.memmap_block_cnt
mov dword[edi], 0
mov edi, BOOT_LO.memmap_blocks
mov eax, [memory_map_size]
xor edx, edx
mov ecx, [descriptor_size]
div ecx
mov ecx, eax
cmp ecx, MAX_MEMMAP_BLOCKS
jbe @f
mov ecx, MAX_MEMMAP_BLOCKS
@@:
xor eax, eax
mov [eax+BOOT_LO.memmap_block_cnt], 0
mov esi, [memory_map]
.next_descr:
call add_uefi_memmap
add esi, [descriptor_size]
add edi, sizeof.e820entry
dec ecx
jnz .next_descr
; kernel
; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
; 450000/0x1000, EFI_ALLOCATE_ADDRESS
@ -661,13 +573,14 @@ main:
; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS
call calc_memmap
; call dump_memmap
mov eax, [efi_table]
mov eax, [eax+EFI_SYSTEM_TABLE.BootServices]
ccall [eax+EFI_BOOT_SERVICES.ExitBootServices], [efi_handle], \
[memory_map_key]
test eax, eax
jnz .error
call halt_on_error
cli
@ -744,75 +657,136 @@ main:
msg_error
jmp $
halt_on_error:
test eax, eax
jz @f
call clearbuf
mov edi, msg
call num2hex
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
msg_error
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, msg
jmp $
@@:
ret
proc find_rsdp
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
msg_look_for_rsdp
mov edi, [esi+EFI_SYSTEM_TABLE.ConfigurationTable]
mov ecx, [esi+EFI_SYSTEM_TABLE.NumberOfTableEntries]
.next_table:
dec ecx
js .all_tables_done
; EFI_ACPI_TABLE_GUID
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x0], 0x8868e871
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x4], 0x11d3e4f1
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0x8], 0x800022bc
jnz .not_acpi20
cmp dword[edi+EFI_CONFIGURATION_TABLE.VendorGUID+0xc], 0x81883cc7
jnz .not_acpi20
mov eax, [edi+EFI_CONFIGURATION_TABLE.VendorTable]
mov edx, BOOT_LO.acpi_rsdp
mov [edx], eax
mov eax, [esi+EFI_SYSTEM_TABLE.ConOut]
ccall [eax+EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString], eax, \
msg_rsdp_found
jmp .all_tables_done
.not_acpi20:
add edi, sizeof.EFI_CONFIGURATION_TABLE
jmp .next_table
.all_tables_done:
ret
endp
proc calc_memmap
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
ccall [eax+EFI_BOOT_SERVICES.AllocatePages], EFI_ALLOCATE_ANY_PAGES, \
EFI_RESERVED_MEMORY_TYPE, MEMORY_MAP_SIZE/0x1000, memory_map
call halt_on_error
mov eax, [esi+EFI_SYSTEM_TABLE.BootServices]
ccall [eax+EFI_BOOT_SERVICES.GetMemoryMap], memory_map_size, \
[memory_map], memory_map_key, descriptor_size, descriptor_ver
call halt_on_error
push esi
mov edi, BOOT_LO.memmap_blocks
mov dword[edi-4], 0 ; memmap_block_cnt
mov esi, [memory_map]
mov ebx, esi
add ebx, [memory_map_size]
.next_descr:
call add_uefi_memmap
add esi, [descriptor_size]
cmp esi, ebx
jb .next_descr
pop esi
ret
endp
; linux/arch/x86/platform/efi/efi.c
; do_add_efi_memmap
proc add_uefi_memmap
locals
pew dd ?
endl
pushad
cmp [BOOT_LO.memmap_block_cnt], MAX_MEMMAP_BLOCKS
jz .done
mov edx, [esi+EFI_MEMORY_DESCRIPTOR.Type]
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.PhysicalStart.lo]
mov edx, [esi+EFI_MEMORY_DESCRIPTOR.PhysicalStart.hi]
mov [edi+e820entry.addr.lo], eax
mov [edi+e820entry.addr.hi], edx
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.PhysicalStart.lo] ; FIXME hi
mov [edi+e820entry.addr], eax
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.NumberOfPages]
mov eax, [esi+EFI_MEMORY_DESCRIPTOR.NumberOfPages.lo]
mov edx, [esi+EFI_MEMORY_DESCRIPTOR.NumberOfPages.hi]
shld edx, eax, 12
shl eax, 12
mov [edi+e820entry.size], eax
mov [edi+e820entry.size.lo], eax
mov [edi+e820entry.size.hi], edx
cmp edx, EFI_LOADER_CODE
jz .case0
cmp edx, EFI_LOADER_DATA
jz .case0
cmp edx, EFI_BOOT_SERVICES_CODE
jz .case0
cmp edx, EFI_BOOT_SERVICES_DATA
jz .case0
cmp edx, EFI_CONVENTIONAL_MEMORY
jz .case0
cmp edx, EFI_ACPI_RECLAIM_MEMORY
jz .case1
cmp edx, EFI_ACPI_MEMORY_NVS
jz .case2
cmp edx, EFI_UNUSABLE_MEMORY
jz .case3
cmp edx, EFI_PERSISTENT_MEMORY
jz .case4
jmp .default
.case0:
test [esi+EFI_MEMORY_DESCRIPTOR.Attribute.lo], EFI_MEMORY_WB
jz @f
mov eax, E820_RAM
jmp .done
@@:
mov eax, E820_RESERVED
jmp .done
.case1:
mov ecx, [esi+EFI_MEMORY_DESCRIPTOR.Type]
cmp ecx, EFI_LOADER_CODE
jz .mem_ram_if_wb
cmp ecx, EFI_LOADER_DATA
jz .mem_ram_if_wb
cmp ecx, EFI_BOOT_SERVICES_CODE
jz .mem_ram_if_wb
cmp ecx, EFI_BOOT_SERVICES_DATA
jz .mem_ram_if_wb
cmp ecx, EFI_CONVENTIONAL_MEMORY
jz .mem_ram_if_wb
cmp ecx, EFI_ACPI_RECLAIM_MEMORY
mov eax, E820_ACPI
jmp .done
.case2:
jz .type_done
cmp ecx, EFI_ACPI_MEMORY_NVS
mov eax, E820_NVS
jmp .done
.case3:
jz .type_done
cmp ecx, EFI_UNUSABLE_MEMORY
mov eax, E820_UNUSABLE
jmp .done
.case4:
jz .type_done
cmp ecx, EFI_PERSISTENT_MEMORY
mov eax, E820_PMEM
jmp .done
.default:
jz .type_done
jmp .reserved
.mem_ram_if_wb:
test [esi+EFI_MEMORY_DESCRIPTOR.Attribute.lo], EFI_MEMORY_WB
mov eax, E820_RAM
jnz .type_done
.reserved:
mov eax, E820_RESERVED
jmp .done
.done:
.type_done:
mov [edi+e820entry.type], eax
mov eax, BOOT_LO.memmap_block_cnt
inc word[eax]
popad
cmp eax, E820_RAM
jnz @f
inc [BOOT_LO.memmap_block_cnt]
add edi, sizeof.e820entry
@@:
.done:
ret
endp

119
kernel/trunk/bootloader/uefi4kos/uefi64kos.asm
View File

@ -712,9 +712,6 @@ main:
call ask_for_params
@@:
; call calc_memmap
; call dump_memmap
movzx ecx, [cfg_opt_value_vmode]
eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode, \
[gop_interface], rcx
@ -770,6 +767,7 @@ main:
; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS
call calc_memmap
; call dump_memmap
mov rbx, [efi_table]
mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
@ -861,7 +859,6 @@ use64
halt_on_error:
push rax rbx rcx rdx rsi rdi
test eax, eax
jz @f
call clearbuf
@ -876,7 +873,6 @@ halt_on_error:
eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
jmp $
@@:
pop rdi rsi rdx rcx rbx rax
ret
find_rsdp:
@ -922,27 +918,16 @@ calc_memmap:
[memory_map], memory_map_key, descriptor_size, descriptor_ver
call halt_on_error
mov rdi, BOOT_LO.memmap_block_cnt
mov dword[rdi], 0
mov rdi, BOOT_LO.memmap_blocks
mov rax, [memory_map_size]
xor edx, edx
mov rcx, [descriptor_size]
div ecx
mov ecx, eax
cmp ecx, MAX_MEMMAP_BLOCKS
jbe @f
mov ecx, MAX_MEMMAP_BLOCKS
@@:
xor eax, eax
mov [rax+BOOT_LO.memmap_block_cnt], 0
mov dword[rdi-4], 0 ; memmap_block_cnt
mov rsi, [memory_map]
mov rbx, rsi
add rbx, [memory_map_size]
.next_descr:
call add_uefi_memmap
add rsi, [descriptor_size]
add rdi, sizeof.e820entry
dec ecx
jnz .next_descr
cmp rsi, rbx
jb .next_descr
ret
dump_memmap:
@ -997,70 +982,56 @@ dump_memmap:
; linux/arch/x86/platform/efi/efi.c
; do_add_efi_memmap
add_uefi_memmap:
push rax rbx rcx rdx rsi rdi
xor eax, eax
cmp [rax+BOOT_LO.memmap_block_cnt], MAX_MEMMAP_BLOCKS
jz .done
mov r10d, [rsi+EFI_MEMORY_DESCRIPTOR.Type]
mov r11, [rsi+EFI_MEMORY_DESCRIPTOR.PhysicalStart]
mov r13, [rsi+EFI_MEMORY_DESCRIPTOR.NumberOfPages]
mov r14, [rsi+EFI_MEMORY_DESCRIPTOR.Attribute]
mov rax, [rsi+EFI_MEMORY_DESCRIPTOR.PhysicalStart]
mov [rdi+e820entry.addr], rax
mov [rdi+e820entry.addr], r11
mov rax, r13
mov rax, [rsi+EFI_MEMORY_DESCRIPTOR.NumberOfPages]
shl rax, 12
mov [rdi+e820entry.size], rax
cmp r10d, EFI_LOADER_CODE
jz .case0
cmp r10d, EFI_LOADER_DATA
jz .case0
cmp r10d, EFI_BOOT_SERVICES_CODE
jz .case0
cmp r10d, EFI_BOOT_SERVICES_DATA
jz .case0
cmp r10d, EFI_CONVENTIONAL_MEMORY
jz .case0
cmp r10d, EFI_ACPI_RECLAIM_MEMORY
jz .case1
cmp r10d, EFI_ACPI_MEMORY_NVS
jz .case2
cmp r10d, EFI_UNUSABLE_MEMORY
jz .case3
cmp r10d, EFI_PERSISTENT_MEMORY
jz .case4
jmp .default
.case0:
test r14, EFI_MEMORY_WB
jz @f
mov eax, E820_RAM
jmp .done
@@:
mov eax, E820_RESERVED
jmp .done
.case1:
mov ecx, [rsi+EFI_MEMORY_DESCRIPTOR.Type]
cmp ecx, EFI_LOADER_CODE
jz .mem_ram_if_wb
cmp ecx, EFI_LOADER_DATA
jz .mem_ram_if_wb
cmp ecx, EFI_BOOT_SERVICES_CODE
jz .mem_ram_if_wb
cmp ecx, EFI_BOOT_SERVICES_DATA
jz .mem_ram_if_wb
cmp ecx, EFI_CONVENTIONAL_MEMORY
jz .mem_ram_if_wb
cmp ecx, EFI_ACPI_RECLAIM_MEMORY
mov eax, E820_ACPI
jmp .done
.case2:
jz .type_done
cmp ecx, EFI_ACPI_MEMORY_NVS
mov eax, E820_NVS
jmp .done
.case3:
jz .type_done
cmp ecx, EFI_UNUSABLE_MEMORY
mov eax, E820_UNUSABLE
jmp .done
.case4:
jz .type_done
cmp ecx, EFI_PERSISTENT_MEMORY
mov eax, E820_PMEM
jmp .done
.default:
jz .type_done
jmp .reserved
.mem_ram_if_wb:
test [rsi+EFI_MEMORY_DESCRIPTOR.Attribute], dword EFI_MEMORY_WB
mov eax, E820_RAM
jnz .type_done
.reserved:
mov eax, E820_RESERVED
jmp .done
.done:
.type_done:
mov [rdi+e820entry.type], eax
mov rax, BOOT_LO.memmap_block_cnt
inc word[rax]
pop rdi rsi rdx rcx rbx rax
cmp eax, E820_RAM
jnz @f
xor eax, eax
inc [rax+BOOT_LO.memmap_block_cnt]
add rdi, sizeof.e820entry
@@:
.done:
ret