KolibriOS/kolibrios
12
4
Fork 11
Code Issues 78 Pull Requests 5 Projects Releases Activity

uhci device

Browse Source 
git-svn-id: svn://kolibrios.org@557 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2007-06-26 23:33:43 +00:00
parent bdae342131
commit d4ed2579d9
6 changed files with 331 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
kernel/trunk/const.inc
View File

@ -334,24 +334,6 @@ twdw equ 0x3000 ;(CURRENT_TASK-window_data)
std_application_base_address equ new_app_base
RING0_STACK_SIZE equ (0x2000 - 512) ;512 áàéò äëÿ êîíòåêñòà FPU
if 0
REG_SS equ (RING0_STACK_SIZE-4)
REG_APP_ESP equ (RING0_STACK_SIZE-8)
REG_EFLAGS equ (RING0_STACK_SIZE-12)
REG_CS equ (RING0_STACK_SIZE-16)
REG_EIP equ (RING0_STACK_SIZE-20)
REG_EFL_2 equ (RING0_STACK_SIZE-24)
REG_EAX equ (RING0_STACK_SIZE-28)
REG_ECX equ (RING0_STACK_SIZE-32)
REG_EDX equ (RING0_STACK_SIZE-36)
REG_EBX equ (RING0_STACK_SIZE-40)
REG_ESP equ (RING0_STACK_SIZE-44) ;RING0_STACK_SIZE-20
REG_EBP equ (RING0_STACK_SIZE-48)
REG_ESI equ (RING0_STACK_SIZE-52)
REG_EDI equ (RING0_STACK_SIZE-56)
REG_RET equ (RING0_STACK_SIZE-60) ;irq0.return
end if
REG_SS equ (RING0_STACK_SIZE-4)
REG_APP_ESP equ (RING0_STACK_SIZE-8)
REG_EFLAGS equ (RING0_STACK_SIZE-12)
@ -491,7 +473,6 @@ virtual at 0
end virtual
struc HEAP_DATA
{
.mutex rd 1

25
kernel/trunk/core/dll.inc
View File

@ -186,6 +186,18 @@ proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword
ret
endp
align 4
proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword
xor eax, eax
xor ebx, ebx
mov ah, byte [bus]
mov al, 5
mov bh, byte [devfn]
mov bl, byte [reg]
call pci_read_reg
ret
endp
align 4
proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword
xor eax, eax
@ -211,6 +223,19 @@ proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
ret
endp
align 4
proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
xor eax, eax
xor ebx, ebx
mov ah, byte [bus]
mov al, 9
mov bh, byte [devfn]
mov bl, byte [reg]
mov ecx, [val]
call pci_write_reg
ret
endp
handle equ IOCTL.handle
io_code equ IOCTL.io_code
input equ IOCTL.input

5
kernel/trunk/core/exports.inc
View File

@ -19,8 +19,10 @@ iglobal
szPciApi db 'PciApi', 0
szPciRead32 db 'PciRead32', 0
szPciRead16 db 'PciRead16', 0
szPciRead8 db 'PciRead8', 0
szPciWrite8 db 'PciWrite8',0
szPciWrite16 db 'PciWrite16',0
szAllocPage db 'AllocPage',0
szAllocPages db 'AllocPages',0
@ -83,8 +85,10 @@ kernel_export:
dd szPciApi , pci_api
dd szPciRead32 , pci_read32
dd szPciRead16 , pci_read16
dd szPciRead8 , pci_read8
dd szPciWrite8 , pci_write8
dd szPciWrite16 , pci_write16
dd szAllocPage , alloc_page
dd szAllocPages , alloc_pages
@ -134,7 +138,6 @@ kernel_export:
dd szStrchr , strchr
dd szStrrchr , strrchr
exp_lfb:
dd szLFBAddress , 0
dd 0 ;terminator, must be zero

7
kernel/trunk/core/sched.inc
View File

@ -219,12 +219,15 @@ do_change_task:
mov dword [page_tabs+((tss._io_map_1 and -4096) shr 10)], edx
mov eax, [ebx+APPDATA.dir_table]
cmp eax, [esi+APPDATA.dir_table]
je @F
mov cr3, eax
@@:
mov ebx, [ebx+APPDATA.pl0_stack]
add ebx, RING0_STACK_SIZE
mov [tss._esp0], ebx
push graph_data
pop gs
mov ax, graph_data
mov gs, ax
mov ecx, cr0
or ecx, CR0_TS ;set task switch flag
mov cr0, ecx

6
kernel/trunk/drivers/imports.inc
View File

@ -32,12 +32,18 @@ end if
if used PciRead32
extrn PciRead32
end if
if used PciRead16
extrn PciRead16
end if
if used PciRead8
extrn PciRead8
end if
if used PciWrite8
extrn PciWrite8
end if
if used PciWrite16
extrn PciWrite16
end if
if used AllocPage
extrn AllocPage

290
kernel/trunk/drivers/usb/usb.asm Normal file
View File

@ -0,0 +1,290 @@
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;driver sceletone
format MS COFF
API_VERSION equ 0 ;debug
include '../proc32.inc'
include '../imports.inc'
OS_BASE equ 0x80000000
SLOT_BASE equ OS_BASE+0x0080000
struc UHCI
{
.bus dd ?
.devfn dd ?
.io_base dd ?
.mm_base dd ?
.irq dd ?
.flags dd ?
.reset dd ?
.start dd ?
.stop dd ?
.sizeof:
}
virtual at 0
UHCI UHCI
end virtual
struc IOCTL
{ .handle dd ?
.io_code dd ?
.input dd ?
.inp_size dd ?
.output dd ?
.out_size dd ?
}
virtual at 0
IOCTL IOCTL
end virtual
public START
public service_proc
public version
DEBUG equ 1
DRV_ENTRY equ 1
DRV_EXIT equ -1
STRIDE equ 4 ;size of row in devices table
SRV_GETVERSION equ 0
section '.flat' code readable align 16
proc START stdcall, state:dword
cmp [state], 1
jne .exit
.entry:
if DEBUG
mov esi, msgInit
call SysMsgBoardStr
end if
call init
stdcall RegService, my_service, service_proc
ret
.fail:
.exit:
xor eax, eax
ret
endp
handle equ IOCTL.handle
io_code equ IOCTL.io_code
input equ IOCTL.input
inp_size equ IOCTL.inp_size
output equ IOCTL.output
out_size equ IOCTL.out_size
align 4
proc service_proc stdcall, ioctl:dword
mov ebx, [ioctl]
mov eax, [ebx+io_code]
cmp eax, SRV_GETVERSION
jne @F
mov eax, [ebx+output]
cmp [ebx+out_size], 4
jne .fail
mov [eax], dword API_VERSION
xor eax, eax
ret
@@:
.fail:
or eax, -1
ret
endp
restore handle
restore io_code
restore input
restore inp_size
restore output
restore out_size
align 4
proc detect
locals
last_bus dd ?
bus dd ?
devfn dd ?
endl
xor eax, eax
mov [bus], eax
inc eax
call PciApi
cmp eax, -1
je .err
mov [last_bus], eax
.next_bus:
and [devfn], 0
.next_dev:
stdcall PciRead32, [bus], [devfn], dword 0
test eax, eax
jz .next
cmp eax, -1
je .next
mov edi, devices
@@:
mov ebx, [edi]
test ebx, ebx
jz .next
cmp eax, ebx
je .found
add edi, STRIDE
jmp @B
.next:
inc [devfn]
cmp [devfn], 256
jb .next_dev
mov eax, [bus]
inc eax
mov [bus], eax
cmp eax, [last_bus]
jna .next_bus
xor eax, eax
ret
.found:
mov eax, UHCI.sizeof
call Kmalloc
test eax, eax
jz .mem_fail
mov ebx, [bus]
mov [eax+UHCI.bus], ebx
mov ecx, [devfn]
mov [eax+UHCI.devfn], ecx
ret
.mem_fail:
if DEBUG
mov esi, msgMemFail
call SysMsgBoardStr
end if
.err:
xor eax, eax
ret
endp
PCI_BASE equ 0x20
USB_LEGKEY equ 0xC0
align 4
proc init
locals
uhci dd ?
endl
call detect
test eax, eax
jz .fail
mov [uhci], eax
stdcall PciRead32, [eax+UHCI.bus], [eax+UHCI.devfn], PCI_BASE
and eax, 0xFFC0
mov esi, [uhci]
mov [esi+UHCI.io_base], eax
stdcall uhci_reset, esi
.fail:
if DEBUG
mov esi, msgDevNotFound
call SysMsgBoardStr
end if
ret
endp
UHCI_USBINTR equ 4 ; interrupt register
UHCI_USBLEGSUP_RWC equ 0x8f00 ; the R/WC bits
UHCI_USBLEGSUP_RO equ 0x5040 ; R/O and reserved bits
UHCI_USBCMD_RUN equ 0x0001 ; RUN/STOP bit
UHCI_USBCMD_HCRESET equ 0x0002 ; Host Controller reset
UHCI_USBCMD_EGSM equ 0x0008 ; Global Suspend Mode
UHCI_USBCMD_CONFIGURE equ 0x0040 ; Config Flag
UHCI_USBINTR_RESUME equ 0x0002 ; Resume interrupt enable
align 4
proc uhci_reset stdcall, uhci:dword
mov esi, [uhci]
stdcall PciRead16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY
test eax, not (UHCI_USBLEGSUP_RO or UHCI_USBLEGSUP_RWC)
jnz .reset
mov edx, [esi+UHCI.io_base]
in ax, dx
test ax, UHCI_USBCMD_RUN
jnz .reset
test ax, UHCI_USBCMD_CONFIGURE
jz .reset
test ax, UHCI_USBCMD_EGSM
jz .reset
ret
.reset:
stdcall PciWrite16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY, UHCI_USBLEGSUP_RWC
mov edx, [esi+UHCI.io_base]
mov ax, UHCI_USBCMD_HCRESET
out dx, ax
xor eax, eax
out dx, ax
add edx, UHCI_USBINTR
out dx, ax
ret
endp
DEVICE_ID equ 0x8086; pci device id
VENDOR_ID equ 0x24D4; device vendor id
;all initialized data place here
align 4
devices dd (DEVICE_ID shl 16)+VENDOR_ID
dd 0 ;terminator
version dd (5 shl 16) or (API_VERSION and 0xFFFF)
my_service db 'UHCI',0 ;max 16 chars include zero
msgInit db 'detect hardware...',13,10,0
msgPCI db 'PCI accsess not supported',13,10,0
msgDevNotFound db 'device not found',13,10,0
msgMemFail db 'Kmalloc failed', 10,10,0
;msgFail db 'device not found',13,10,0
section '.data' data readable writable align 16
;all uninitialized data place here