From 79472fe7229c898fa9a700e4c117aacfb9daa397 Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Fri, 25 Dec 2020 15:23:35 +0800
Subject: move out iobp

---
 broadwell_refcode_librem.asm | 253 +------------------------------------------
 iobp.asm                     | 251 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 254 insertions(+), 250 deletions(-)
 create mode 100644 iobp.asm

diff --git a/broadwell_refcode_librem.asm b/broadwell_refcode_librem.asm
index 092f769..fdf0f1e 100644
--- a/broadwell_refcode_librem.asm
+++ b/broadwell_refcode_librem.asm
@@ -10,6 +10,9 @@
 ;; [0x00000000]> f reloc:refcode_reloc.txt
 
 bits 32
+extern iobp_read
+extern iobp_write
+extern program_iobp
 
 loc_00000000:
 pushad
@@ -15990,256 +15993,6 @@ pop edi
 pop ebp
 ret
 
-iobp_write:
-push ebp
-mov ebp, esp
-push esi
-mov esi, dword [ebp + 8]
-push ebx
-lea ebx, [esi + 0x2338]
-
-loc_00009c83:
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-test al, 1
-jne short loc_00009c83  ; jne 0x9c83
-push eax
-push eax
-push dword [ebp + 0xc]
-lea eax, [esi + 0x2330]
-push eax
-call write32  ; call 0x17e8f
-add esp, 0xc
-push 0x700
-push 0xff
-push ebx
-call fcn_00018981  ; call 0x18981
-lea eax, [esi + 0x2334]
-add esi, 0x233a
-pop edx
-pop ecx
-push dword [ebp + 0x10]
-push eax
-call write32  ; call 0x17e8f
-pop eax
-pop edx
-push 0xf000
-push esi
-call write16  ; call 0x17e04
-pop ecx
-pop esi
-push 1
-push ebx
-call or_16  ; call 0x18927
-add esp, 0x10
-
-loc_00009ce8:
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-test al, 1
-jne short loc_00009ce8  ; jne 0x9ce8
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-and eax, 6
-cmp al, 1
-sbb eax, eax
-not eax
-lea esp, [ebp - 8]
-and eax, 0x80000007
-pop ebx
-pop esi
-pop ebp
-ret
-
-iobp_read:
-push ebp
-mov ebp, esp
-push esi
-mov esi, dword [ebp + 8]
-push ebx
-lea ebx, [esi + 0x2338]
-
-loc_00009d27:
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-test al, 1
-jne short loc_00009d27  ; jne 0x9d27
-push eax
-push eax
-push dword [ebp + 0xc]
-lea eax, [esi + 0x2330]
-push eax
-call write32  ; call 0x17e8f
-add esp, 0xc
-push 0x600
-push 0xff
-push ebx
-call fcn_00018981  ; call 0x18981
-lea eax, [esi + 0x233a]
-pop edx
-pop ecx
-push 0xf000
-push eax
-call write16  ; call 0x17e04
-pop eax
-pop edx
-push 1
-push ebx
-call or_16  ; call 0x18927
-add esp, 0x10
-
-loc_00009d7b:
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-test al, 1
-jne short loc_00009d7b  ; jne 0x9d7b
-sub esp, 0xc
-push ebx
-call read8  ; call 0x17d8b
-add esp, 0x10
-mov edx, 0x80000007
-test al, 6
-jne short loc_00009db9  ; jne 0x9db9
-sub esp, 0xc
-add esi, 0x2334
-push esi
-call read32  ; call 0x17e4e
-mov edx, dword [ebp + 0x10]
-add esp, 0x10
-mov dword [edx], eax
-xor edx, edx
-
-loc_00009db9:
-lea esp, [ebp - 8]
-mov eax, edx
-pop ebx
-pop esi
-pop ebp
-ret
-
-program_iobp:
-push ebp
-mov ebp, esp
-push edi
-push esi
-push ebx
-sub esp, 0x20
-mov esi, dword [ebp + 0xc]
-lea eax, [ebp - 0x1c]
-mov edi, dword [ebp + 0x14]
-push eax
-push esi
-push dword [ebp + 8]
-call iobp_read  ; call 0x9d19
-add esp, 0x10
-mov ebx, eax
-test eax, eax
-jns short loc_00009e40  ; jns 0x9e40
-call fcn_00015479  ; call 0x15479
-test al, al
-je short loc_00009e0a  ; je 0x9e0a
-sub esp, 0xc
-push edi
-push dword [ebp + 0x10]
-push esi
-push ref_00022017  ; push 0x22017
-push 0x80000000
-call efi_console_out  ; call 0x15487
-add esp, 0x20
-
-loc_00009e0a:
-call dummy_15480  ; call 0x15480
-mov edx, ebx
-test al, al
-je loc_00009ec3  ; je 0x9ec3
-call fcn_00015479  ; call 0x15479
-test al, al
-je short loc_00009e36  ; je 0x9e36
-push edi
-push ebx
-push ref_000206d3  ; push 0x206d3
-push 0x80000000
-call efi_console_out  ; call 0x15487
-add esp, 0x10
-
-loc_00009e36:
-push esi
-push ref_000206f4  ; push 0x206f4
-push 0x34
-jmp short loc_00009eb4  ; jmp 0x9eb4
-
-loc_00009e40:
-mov eax, dword [ebp + 0x10]
-and eax, dword [ebp - 0x1c]
-push ecx
-or eax, edi
-push eax
-push esi
-push dword [ebp + 8]
-mov dword [ebp - 0x1c], eax
-call iobp_write  ; call 0x9c75
-add esp, 0x10
-mov ebx, eax
-mov edx, eax
-test eax, eax
-jns short loc_00009ec3  ; jns 0x9ec3
-call fcn_00015479  ; call 0x15479
-test al, al
-je short loc_00009e84  ; je 0x9e84
-sub esp, 0xc
-push edi
-push dword [ebp + 0x10]
-push esi
-push ref_00022084  ; push 0x22084
-push 0x80000000
-call efi_console_out  ; call 0x15487
-add esp, 0x20
-
-loc_00009e84:
-call dummy_15480  ; call 0x15480
-mov edx, ebx
-test al, al
-je short loc_00009ec3  ; je 0x9ec3
-call fcn_00015479  ; call 0x15479
-test al, al
-je short loc_00009eac  ; je 0x9eac
-push edx
-push ebx
-push ref_000206d3  ; push 0x206d3
-push 0x80000000
-call efi_console_out  ; call 0x15487
-add esp, 0x10
-
-loc_00009eac:
-push eax
-push ref_000206f4  ; push 0x206f4
-push 0x40
-
-loc_00009eb4:
-push ref_00022050  ; push 0x22050
-call fcn_0001548c  ; call 0x1548c
-add esp, 0x10
-mov edx, ebx
-
-loc_00009ec3:
-lea esp, [ebp - 0xc]
-mov eax, edx
-pop ebx
-pop esi
-pop edi
-pop ebp
-ret
-
 fcn_00009ecd:  ; not directly referenced
 push ebp
 mov ebp, esp
diff --git a/iobp.asm b/iobp.asm
new file mode 100644
index 0000000..7a302ed
--- /dev/null
+++ b/iobp.asm
@@ -0,0 +1,251 @@
+iobp_write:
+push ebp
+mov ebp, esp
+push esi
+mov esi, dword [ebp + 8]
+push ebx
+lea ebx, [esi + 0x2338]
+
+loc_00009c83:
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+test al, 1
+jne short loc_00009c83  ; jne 0x9c83
+push eax
+push eax
+push dword [ebp + 0xc]
+lea eax, [esi + 0x2330]
+push eax
+call write32  ; call 0x17e8f
+add esp, 0xc
+push 0x700
+push 0xff
+push ebx
+call fcn_00018981  ; call 0x18981
+lea eax, [esi + 0x2334]
+add esi, 0x233a
+pop edx
+pop ecx
+push dword [ebp + 0x10]
+push eax
+call write32  ; call 0x17e8f
+pop eax
+pop edx
+push 0xf000
+push esi
+call write16  ; call 0x17e04
+pop ecx
+pop esi
+push 1
+push ebx
+call or_16  ; call 0x18927
+add esp, 0x10
+
+loc_00009ce8:
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+test al, 1
+jne short loc_00009ce8  ; jne 0x9ce8
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+and eax, 6
+cmp al, 1
+sbb eax, eax
+not eax
+lea esp, [ebp - 8]
+and eax, 0x80000007
+pop ebx
+pop esi
+pop ebp
+ret
+
+iobp_read:
+push ebp
+mov ebp, esp
+push esi
+mov esi, dword [ebp + 8]
+push ebx
+lea ebx, [esi + 0x2338]
+
+loc_00009d27:
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+test al, 1
+jne short loc_00009d27  ; jne 0x9d27
+push eax
+push eax
+push dword [ebp + 0xc]
+lea eax, [esi + 0x2330]
+push eax
+call write32  ; call 0x17e8f
+add esp, 0xc
+push 0x600
+push 0xff
+push ebx
+call fcn_00018981  ; call 0x18981
+lea eax, [esi + 0x233a]
+pop edx
+pop ecx
+push 0xf000
+push eax
+call write16  ; call 0x17e04
+pop eax
+pop edx
+push 1
+push ebx
+call or_16  ; call 0x18927
+add esp, 0x10
+
+loc_00009d7b:
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+test al, 1
+jne short loc_00009d7b  ; jne 0x9d7b
+sub esp, 0xc
+push ebx
+call read8  ; call 0x17d8b
+add esp, 0x10
+mov edx, 0x80000007
+test al, 6
+jne short loc_00009db9  ; jne 0x9db9
+sub esp, 0xc
+add esi, 0x2334
+push esi
+call read32  ; call 0x17e4e
+mov edx, dword [ebp + 0x10]
+add esp, 0x10
+mov dword [edx], eax
+xor edx, edx
+
+loc_00009db9:
+lea esp, [ebp - 8]
+mov eax, edx
+pop ebx
+pop esi
+pop ebp
+ret
+
+program_iobp:
+push ebp
+mov ebp, esp
+push edi
+push esi
+push ebx
+sub esp, 0x20
+mov esi, dword [ebp + 0xc]
+lea eax, [ebp - 0x1c]
+mov edi, dword [ebp + 0x14]
+push eax
+push esi
+push dword [ebp + 8]
+call iobp_read  ; call 0x9d19
+add esp, 0x10
+mov ebx, eax
+test eax, eax
+jns short loc_00009e40  ; jns 0x9e40
+call fcn_00015479  ; call 0x15479
+test al, al
+je short loc_00009e0a  ; je 0x9e0a
+sub esp, 0xc
+push edi
+push dword [ebp + 0x10]
+push esi
+push ref_00022017  ; push 0x22017
+push 0x80000000
+call efi_console_out  ; call 0x15487
+add esp, 0x20
+
+loc_00009e0a:
+call dummy_15480  ; call 0x15480
+mov edx, ebx
+test al, al
+je loc_00009ec3  ; je 0x9ec3
+call fcn_00015479  ; call 0x15479
+test al, al
+je short loc_00009e36  ; je 0x9e36
+push edi
+push ebx
+push ref_000206d3  ; push 0x206d3
+push 0x80000000
+call efi_console_out  ; call 0x15487
+add esp, 0x10
+
+loc_00009e36:
+push esi
+push ref_000206f4  ; push 0x206f4
+push 0x34
+jmp short loc_00009eb4  ; jmp 0x9eb4
+
+loc_00009e40:
+mov eax, dword [ebp + 0x10]
+and eax, dword [ebp - 0x1c]
+push ecx
+or eax, edi
+push eax
+push esi
+push dword [ebp + 8]
+mov dword [ebp - 0x1c], eax
+call iobp_write  ; call 0x9c75
+add esp, 0x10
+mov ebx, eax
+mov edx, eax
+test eax, eax
+jns short loc_00009ec3  ; jns 0x9ec3
+call fcn_00015479  ; call 0x15479
+test al, al
+je short loc_00009e84  ; je 0x9e84
+sub esp, 0xc
+push edi
+push dword [ebp + 0x10]
+push esi
+push ref_00022084  ; push 0x22084
+push 0x80000000
+call efi_console_out  ; call 0x15487
+add esp, 0x20
+
+loc_00009e84:
+call dummy_15480  ; call 0x15480
+mov edx, ebx
+test al, al
+je short loc_00009ec3  ; je 0x9ec3
+call fcn_00015479  ; call 0x15479
+test al, al
+je short loc_00009eac  ; je 0x9eac
+push edx
+push ebx
+push ref_000206d3  ; push 0x206d3
+push 0x80000000
+call efi_console_out  ; call 0x15487
+add esp, 0x10
+
+loc_00009eac:
+push eax
+push ref_000206f4  ; push 0x206f4
+push 0x40
+
+loc_00009eb4:
+push ref_00022050  ; push 0x22050
+call fcn_0001548c  ; call 0x1548c
+add esp, 0x10
+mov edx, ebx
+
+loc_00009ec3:
+lea esp, [ebp - 0xc]
+mov eax, edx
+pop ebx
+pop esi
+pop edi
+pop ebp
+ret
+
+
-- 
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