mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-11-25 02:09:36 +03:00
uhci device
git-svn-id: svn://kolibrios.org@557 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
bdae342131
commit
d4ed2579d9
@ -12,7 +12,7 @@ cpl0 equ 10011010b ; code read dpl0
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cpl3 equ 11111010b ; code read dpl3
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D32 equ 01000000b ; 32bit segment
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G32 equ 10000000b ; page gran
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G32 equ 10000000b ; page gran
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;;;;;;;;;;;;cpu_caps flags;;;;;;;;;;;;;;;;
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@ -334,24 +334,6 @@ twdw equ 0x3000 ;(CURRENT_TASK-window_data)
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std_application_base_address equ new_app_base
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RING0_STACK_SIZE equ (0x2000 - 512) ;512 áàéò äëÿ êîíòåêñòà FPU
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if 0
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REG_SS equ (RING0_STACK_SIZE-4)
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REG_APP_ESP equ (RING0_STACK_SIZE-8)
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REG_EFLAGS equ (RING0_STACK_SIZE-12)
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REG_CS equ (RING0_STACK_SIZE-16)
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REG_EIP equ (RING0_STACK_SIZE-20)
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REG_EFL_2 equ (RING0_STACK_SIZE-24)
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REG_EAX equ (RING0_STACK_SIZE-28)
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REG_ECX equ (RING0_STACK_SIZE-32)
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REG_EDX equ (RING0_STACK_SIZE-36)
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REG_EBX equ (RING0_STACK_SIZE-40)
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REG_ESP equ (RING0_STACK_SIZE-44) ;RING0_STACK_SIZE-20
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REG_EBP equ (RING0_STACK_SIZE-48)
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REG_ESI equ (RING0_STACK_SIZE-52)
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REG_EDI equ (RING0_STACK_SIZE-56)
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REG_RET equ (RING0_STACK_SIZE-60) ;irq0.return
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end if
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REG_SS equ (RING0_STACK_SIZE-4)
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REG_APP_ESP equ (RING0_STACK_SIZE-8)
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REG_EFLAGS equ (RING0_STACK_SIZE-12)
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@ -491,7 +473,6 @@ virtual at 0
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end virtual
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struc HEAP_DATA
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{
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.mutex rd 1
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@ -186,6 +186,18 @@ proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword
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ret
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endp
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align 4
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proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword
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xor eax, eax
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xor ebx, ebx
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mov ah, byte [bus]
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mov al, 5
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mov bh, byte [devfn]
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mov bl, byte [reg]
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call pci_read_reg
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ret
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endp
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align 4
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proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword
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xor eax, eax
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@ -211,6 +223,19 @@ proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
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ret
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endp
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align 4
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proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword
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xor eax, eax
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xor ebx, ebx
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mov ah, byte [bus]
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mov al, 9
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mov bh, byte [devfn]
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mov bl, byte [reg]
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mov ecx, [val]
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call pci_write_reg
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ret
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endp
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handle equ IOCTL.handle
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io_code equ IOCTL.io_code
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input equ IOCTL.input
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@ -19,8 +19,10 @@ iglobal
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szPciApi db 'PciApi', 0
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szPciRead32 db 'PciRead32', 0
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szPciRead16 db 'PciRead16', 0
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szPciRead8 db 'PciRead8', 0
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szPciWrite8 db 'PciWrite8',0
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szPciWrite16 db 'PciWrite16',0
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szAllocPage db 'AllocPage',0
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szAllocPages db 'AllocPages',0
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@ -83,8 +85,10 @@ kernel_export:
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dd szPciApi , pci_api
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dd szPciRead32 , pci_read32
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dd szPciRead16 , pci_read16
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dd szPciRead8 , pci_read8
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dd szPciWrite8 , pci_write8
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dd szPciWrite16 , pci_write16
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dd szAllocPage , alloc_page
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dd szAllocPages , alloc_pages
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@ -134,7 +138,6 @@ kernel_export:
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dd szStrchr , strchr
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dd szStrrchr , strrchr
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exp_lfb:
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dd szLFBAddress , 0
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dd 0 ;terminator, must be zero
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@ -219,12 +219,15 @@ do_change_task:
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mov dword [page_tabs+((tss._io_map_1 and -4096) shr 10)], edx
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mov eax, [ebx+APPDATA.dir_table]
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cmp eax, [esi+APPDATA.dir_table]
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je @F
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mov cr3, eax
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@@:
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mov ebx, [ebx+APPDATA.pl0_stack]
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add ebx, RING0_STACK_SIZE
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mov [tss._esp0], ebx
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push graph_data
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pop gs
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mov ax, graph_data
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mov gs, ax
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mov ecx, cr0
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or ecx, CR0_TS ;set task switch flag
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mov cr0, ecx
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@ -32,12 +32,18 @@ end if
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if used PciRead32
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extrn PciRead32
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end if
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if used PciRead16
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extrn PciRead16
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end if
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if used PciRead8
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extrn PciRead8
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end if
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if used PciWrite8
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extrn PciWrite8
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end if
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if used PciWrite16
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extrn PciWrite16
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end if
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if used AllocPage
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extrn AllocPage
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290
kernel/trunk/drivers/usb/usb.asm
Normal file
290
kernel/trunk/drivers/usb/usb.asm
Normal file
@ -0,0 +1,290 @@
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;driver sceletone
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format MS COFF
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API_VERSION equ 0 ;debug
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include '../proc32.inc'
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include '../imports.inc'
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OS_BASE equ 0x80000000
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SLOT_BASE equ OS_BASE+0x0080000
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struc UHCI
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{
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.bus dd ?
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.devfn dd ?
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.io_base dd ?
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.mm_base dd ?
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.irq dd ?
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.flags dd ?
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.reset dd ?
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.start dd ?
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.stop dd ?
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.sizeof:
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}
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virtual at 0
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UHCI UHCI
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end virtual
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struc IOCTL
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{ .handle dd ?
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.io_code dd ?
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.input dd ?
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.inp_size dd ?
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.output dd ?
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.out_size dd ?
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}
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virtual at 0
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IOCTL IOCTL
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end virtual
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public START
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public service_proc
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public version
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DEBUG equ 1
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DRV_ENTRY equ 1
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DRV_EXIT equ -1
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STRIDE equ 4 ;size of row in devices table
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SRV_GETVERSION equ 0
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section '.flat' code readable align 16
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proc START stdcall, state:dword
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cmp [state], 1
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jne .exit
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.entry:
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if DEBUG
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mov esi, msgInit
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call SysMsgBoardStr
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end if
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call init
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stdcall RegService, my_service, service_proc
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ret
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.fail:
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.exit:
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xor eax, eax
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ret
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endp
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handle equ IOCTL.handle
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io_code equ IOCTL.io_code
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input equ IOCTL.input
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inp_size equ IOCTL.inp_size
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output equ IOCTL.output
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out_size equ IOCTL.out_size
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align 4
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proc service_proc stdcall, ioctl:dword
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mov ebx, [ioctl]
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mov eax, [ebx+io_code]
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cmp eax, SRV_GETVERSION
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jne @F
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mov eax, [ebx+output]
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cmp [ebx+out_size], 4
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jne .fail
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mov [eax], dword API_VERSION
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xor eax, eax
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ret
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@@:
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.fail:
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or eax, -1
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ret
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endp
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restore handle
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restore io_code
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restore input
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restore inp_size
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restore output
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restore out_size
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align 4
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proc detect
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locals
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last_bus dd ?
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bus dd ?
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devfn dd ?
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endl
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xor eax, eax
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mov [bus], eax
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inc eax
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call PciApi
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cmp eax, -1
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je .err
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mov [last_bus], eax
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.next_bus:
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and [devfn], 0
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.next_dev:
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stdcall PciRead32, [bus], [devfn], dword 0
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test eax, eax
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jz .next
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cmp eax, -1
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je .next
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mov edi, devices
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@@:
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mov ebx, [edi]
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test ebx, ebx
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jz .next
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cmp eax, ebx
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je .found
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add edi, STRIDE
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jmp @B
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.next:
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inc [devfn]
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cmp [devfn], 256
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jb .next_dev
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mov eax, [bus]
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inc eax
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mov [bus], eax
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cmp eax, [last_bus]
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jna .next_bus
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xor eax, eax
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ret
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.found:
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mov eax, UHCI.sizeof
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call Kmalloc
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test eax, eax
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jz .mem_fail
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mov ebx, [bus]
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mov [eax+UHCI.bus], ebx
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mov ecx, [devfn]
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mov [eax+UHCI.devfn], ecx
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ret
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.mem_fail:
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if DEBUG
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mov esi, msgMemFail
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call SysMsgBoardStr
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end if
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.err:
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xor eax, eax
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ret
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endp
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PCI_BASE equ 0x20
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USB_LEGKEY equ 0xC0
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align 4
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proc init
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locals
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uhci dd ?
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endl
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call detect
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test eax, eax
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jz .fail
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mov [uhci], eax
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stdcall PciRead32, [eax+UHCI.bus], [eax+UHCI.devfn], PCI_BASE
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and eax, 0xFFC0
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mov esi, [uhci]
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mov [esi+UHCI.io_base], eax
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stdcall uhci_reset, esi
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.fail:
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if DEBUG
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mov esi, msgDevNotFound
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call SysMsgBoardStr
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end if
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ret
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endp
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UHCI_USBINTR equ 4 ; interrupt register
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UHCI_USBLEGSUP_RWC equ 0x8f00 ; the R/WC bits
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UHCI_USBLEGSUP_RO equ 0x5040 ; R/O and reserved bits
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UHCI_USBCMD_RUN equ 0x0001 ; RUN/STOP bit
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UHCI_USBCMD_HCRESET equ 0x0002 ; Host Controller reset
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UHCI_USBCMD_EGSM equ 0x0008 ; Global Suspend Mode
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UHCI_USBCMD_CONFIGURE equ 0x0040 ; Config Flag
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UHCI_USBINTR_RESUME equ 0x0002 ; Resume interrupt enable
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align 4
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proc uhci_reset stdcall, uhci:dword
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mov esi, [uhci]
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stdcall PciRead16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY
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test eax, not (UHCI_USBLEGSUP_RO or UHCI_USBLEGSUP_RWC)
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jnz .reset
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mov edx, [esi+UHCI.io_base]
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in ax, dx
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test ax, UHCI_USBCMD_RUN
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jnz .reset
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test ax, UHCI_USBCMD_CONFIGURE
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jz .reset
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test ax, UHCI_USBCMD_EGSM
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jz .reset
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ret
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.reset:
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stdcall PciWrite16, [esi+UHCI.bus], [esi+UHCI.devfn], USB_LEGKEY, UHCI_USBLEGSUP_RWC
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mov edx, [esi+UHCI.io_base]
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mov ax, UHCI_USBCMD_HCRESET
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out dx, ax
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xor eax, eax
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out dx, ax
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add edx, UHCI_USBINTR
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out dx, ax
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ret
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endp
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DEVICE_ID equ 0x8086; pci device id
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VENDOR_ID equ 0x24D4; device vendor id
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;all initialized data place here
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align 4
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devices dd (DEVICE_ID shl 16)+VENDOR_ID
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dd 0 ;terminator
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version dd (5 shl 16) or (API_VERSION and 0xFFFF)
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my_service db 'UHCI',0 ;max 16 chars include zero
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msgInit db 'detect hardware...',13,10,0
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msgPCI db 'PCI accsess not supported',13,10,0
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msgDevNotFound db 'device not found',13,10,0
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msgMemFail db 'Kmalloc failed', 10,10,0
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;msgFail db 'device not found',13,10,0
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section '.data' data readable writable align 16
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;all uninitialized data place here
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