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Ethernet Cable status detection through new system function 53,10.

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output is in al:
255 = driver not loaded/function not supported by driver
1 = cable is connected
0 = cable is not connected

THIS FUNCTION IS ONLY IMPLENTED FOR RTL8139 FOR NOW

git-svn-id: svn://kolibrios.org@302 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr
2007-01-30 20:01:17 +00:00
parent b5e0fe41ca
commit d1b95f89ef
4 changed files with 632 additions and 596 deletions
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46
kernel/trunk/network/eth_drv/pci.inc
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@@ -8,11 +8,11 @@
;***************************************************************************
; PCI Bus defines
PCI_HEADER_TYPE equ 0x0e ;8 bit
PCI_BASE_ADDRESS_0 equ 0x10 ;32 bit
PCI_BASE_ADDRESS_5 equ 0x24 ;32 bits
PCI_HEADER_TYPE equ 0x0e ;8 bit
PCI_BASE_ADDRESS_0 equ 0x10 ;32 bit
PCI_BASE_ADDRESS_5 equ 0x24 ;32 bits
PCI_BASE_ADDRESS_SPACE_IO equ 0x01
PCI_VENDOR_ID equ 0x00 ;16 bit
PCI_VENDOR_ID equ 0x00 ;16 bit
PCI_BASE_ADDRESS_IO_MASK equ 0xFFFFFFFC
;***************************************************************************
@@ -32,11 +32,11 @@ config_cmd:
push ecx
mov eax, ebx
shl eax, 16
or eax, 0x80000000
or eax, 0x80000000
shl ecx, 8
or eax, ecx
or eax, ecx
pop ecx
or eax, edx
or eax, edx
and eax, 0xFFFFFFFC
ret
@@ -64,7 +64,7 @@ pcibios_read_config_byte:
and dx, 0x03
add dx, 0xCFC
; and dx, 0xFFC
in al, dx
in al, dx
ret
;***************************************************************************
@@ -91,7 +91,7 @@ pcibios_read_config_word:
and dx, 0x02
add dx, 0xCFC
; and dx, 0xFFC
in ax, dx
in ax, dx
ret
;***************************************************************************
@@ -116,7 +116,7 @@ pcibios_read_config_dword:
pop dx
xor eax, eax
mov dx, 0xCFC
in eax, dx
in eax, dx
pop edx
ret
@@ -190,16 +190,16 @@ delay_us:
mov ecx,2
in al,0x61
in al,0x61
and al,0x10
mov ah,al
cld
dcnt1:
in al,0x61
in al,0x61
and al,0x10
cmp al,ah
jz dcnt1
jz dcnt1
mov ah,al
loop dcnt1
@@ -231,10 +231,10 @@ scan_bus:
mov [hdrtype], al
mov [pci_data], eax
xor ebx, ebx ; ebx = bus# 0 .. 255
xor ebx, ebx ; ebx = bus# 0 .. 255
sb_bus_loop:
xor ecx, ecx ; ecx = devfn# 0 .. 254 ( not 255? )
xor ecx, ecx ; ecx = devfn# 0 .. 254 ( not 255? )
sb_devf_loop:
mov eax, ecx
@@ -259,7 +259,7 @@ sb_002:
call pcibios_read_config_dword
mov [vendor_device], eax
cmp eax, 0xffffffff
je sb_empty
je sb_empty
cmp eax, 0
jne sb_check_vendor
@@ -273,9 +273,9 @@ sb_check_vendor:
sb_check:
cmp [esi], dword 0
je sb_inc_devf ; Quit if at last entry
je sb_inc_devf ; Quit if at last entry
cmp eax, [esi]
je sb_got_card
je sb_got_card
add esi, PCICARDS_ENTRY_SIZE
jmp sb_check
@@ -295,6 +295,8 @@ sb_got_card:
mov [drvr_poll], eax
mov eax, [esi+16]
mov [drvr_transmit], eax
mov eax, [esi+20]
mov [drvr_cable], eax
pop eax
mov edx, PCI_BASE_ADDRESS_0
@@ -304,11 +306,11 @@ sb_reg_check:
mov [io_addr], eax
and eax, PCI_BASE_ADDRESS_IO_MASK
cmp eax, 0
je sb_inc_reg
je sb_inc_reg
mov eax, [io_addr]
and eax, PCI_BASE_ADDRESS_SPACE_IO
cmp eax, 0
je sb_inc_reg
je sb_inc_reg
mov eax, [io_addr]
and eax, PCI_BASE_ADDRESS_IO_MASK
@@ -325,10 +327,10 @@ sb_inc_reg:
sb_inc_devf:
inc ecx
cmp ecx, 255
jb sb_devf_loop
jb sb_devf_loop
inc ebx
cmp ebx, 256
jb sb_bus_loop
jb sb_bus_loop
; We get here if we didn't find our card
; set io_addr to 0 as an indication