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kolibrios-gitea/kernel/trunk/drivers/fm801.asm

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new sound driver added git-svn-id: svn://kolibrios.org@1340 a494cfbc-eb01-0410-851d-a64ba20cac60
2009-12-29 21:09:28 +01:00
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
format MS COFF
DEBUG equ 1
DEBUG_IRQ equ 0
include 'proc32.inc'
include 'imports.inc'
API_VERSION equ 0x01000100
USE_COM_IRQ equ 0 ;make irq 3 and irq 4 available for PCI devices
;irq 0,1,2,8,12,13 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
; FEDCBA9876543210
VALID_IRQ equ 1100111011111000b
ATTCH_IRQ equ 0000111010100000b
if USE_COM_IRQ
ATTCH_IRQ equ 0000111010111000b
end if
CPU_FREQ equ 2000d
BIT0 EQU 0x00000001
BIT1 EQU 0x00000002
BIT2 EQU 0x00000004
BIT3 EQU 0x00000008
BIT4 EQU 0x00000010
BIT5 EQU 0x00000020
BIT6 EQU 0x00000040
BIT7 EQU 0x00000080
BIT8 EQU 0x00000100
BIT9 EQU 0x00000200
BIT10 EQU 0x00000400
BIT11 EQU 0x00000800
BIT12 EQU 0x00001000
BIT13 EQU 0x00002000
BIT14 EQU 0x00004000
BIT15 EQU 0x00008000
BIT16 EQU 0x00010000
BIT17 EQU 0x00020000
BIT18 EQU 0x00040000
BIT19 EQU 0x00080000
BIT20 EQU 0x00100000
BIT21 EQU 0x00200000
BIT22 EQU 0x00400000
BIT23 EQU 0x00800000
BIT24 EQU 0x00100000
BIT25 EQU 0x02000000
BIT26 EQU 0x04000000
BIT27 EQU 0x08000000
BIT28 EQU 0x10000000
BIT29 EQU 0x20000000
BIT30 EQU 0x40000000
BIT31 EQU 0x80000000
VID_FM801 equ 0x1319
CTRL_FM801 equ 0x0801
FM_PCM_VOLUME equ 0x00
FM_FM_VOLUME equ 0x02
FM_I2S_VOLUME equ 0x04
FM_RECORD_SOURCE equ 0x06
FM_PLAY_CTL equ 0x08
FM_PLAY_RATE_MASK equ 0x0f00
FM_PLAY_BUF1_LAST equ 0x0001
FM_PLAY_BUF2_LAST equ 0x0002
FM_PLAY_START equ 0x0020
FM_PLAY_PAUSE equ 0x0040
FM_PLAY_STOPNOW equ 0x0080
FM_PLAY_16BIT equ 0x4000
FM_PLAY_STEREO equ 0x8000
FM_PLAY_DMALEN equ 0x0a
FM_PLAY_DMABUF1 equ 0x0c
FM_PLAY_DMABUF2 equ 0x10
FM_REC_CTL equ 0x14
FM_REC_RATE_MASK equ 0x0f00
FM_REC_BUF1_LAST equ 0x0001
FM_REC_BUF2_LAST equ 0x0002
FM_REC_START equ 0x0020
FM_REC_PAUSE equ 0x0040
FM_REC_STOPNOW equ 0x0080
FM_REC_16BIT equ 0x4000
FM_REC_STEREO equ 0x8000
FM_REC_DMALEN equ 0x16
FM_REC_DMABUF1 equ 0x18
FM_REC_DMABUF2 equ 0x1c
FM_CODEC_CTL equ 0x22
FM_VOLUME equ 0x26
FM_VOLUME_MUTE equ 0x8000
FM_CODEC_CMD equ 0x2a
FM_CODEC_CMD_READ equ 0x0080
FM_CODEC_CMD_VALID equ 0x0100
FM_CODEC_CMD_BUSY equ 0x0200
FM_CODEC_DATA equ 0x2c
FM_IO_CTL equ 0x52
FM_CARD_CTL equ 0x54
FM_INTMASK equ 0x56
FM_INTMASK_PLAY equ 0x0001
FM_INTMASK_REC equ 0x0002
FM_INTMASK_VOL equ 0x0040
FM_INTMASK_MPU equ 0x0080
FM_INTSTATUS equ 0x5a
FM_INTSTATUS_PLAY equ 0x0100
FM_INTSTATUS_REC equ 0x0200
FM_INTSTATUS_VOL equ 0x4000
FM_INTSTATUS_MPU equ 0x8000
CODEC_MASTER_VOL_REG equ 0x02 ;
CODEC_AUX_VOL equ 0x04 ;
CODEC_PCM_OUT_REG equ 0x18 ; PCM output volume
CODEC_EXT_AUDIO_REG equ 0x28 ; extended audio
CODEC_EXT_AUDIO_CTRL_REG equ 0x2a ; extended audio control
CODEC_PCM_FRONT_DACRATE_REG equ 0x2c ; PCM out sample rate
CODEC_PCM_SURND_DACRATE_REG equ 0x2e ; surround sound sample rate
CODEC_PCM_LFE_DACRATE_REG equ 0x30 ; LFE sample rate
SRV_GETVERSION equ 0
DEV_PLAY equ 1
DEV_STOP equ 2
DEV_CALLBACK equ 3
DEV_SET_BUFF equ 4
DEV_NOTIFY equ 5
DEV_SET_MASTERVOL equ 6
DEV_GET_MASTERVOL equ 7
DEV_GET_INFO equ 8
struc AC_CNTRL ;AC controller base class
{ .bus dd ?
.devfn dd ?
.vendor dd ?
.dev_id dd ?
.pci_cmd dd ?
.pci_stat dd ?
.codec_io_base dd ?
.codec_mem_base dd ?
.ctrl_io_base dd ?
.ctrl_mem_base dd ?
.cfg_reg dd ?
.int_line dd ?
.vendor_ids dd ? ;vendor id string
.ctrl_ids dd ? ;hub id string
.buffer dd ?
.notify_pos dd ?
.notify_task dd ?
.lvi_reg dd ?
.ctrl_setup dd ?
.user_callback dd ?
.codec_read16 dd ?
.codec_write16 dd ?
.ctrl_read8 dd ?
.ctrl_read16 dd ?
.ctrl_read32 dd ?
.ctrl_write8 dd ?
.ctrl_write16 dd ?
.ctrl_write32 dd ?
}
struc CODEC ;Audio Chip base class
{
.chip_id dd ?
.flags dd ?
.status dd ?
.ac_vendor_ids dd ? ;ac vendor id string
.chip_ids dd ? ;chip model string
.shadow_flag dd ?
dd ?
.regs dw ? ; codec registers
.reg_master_vol dw ? ;0x02
.reg_aux_out_vol dw ? ;0x04
.reg_mone_vol dw ? ;0x06
.reg_master_tone dw ? ;0x08
.reg_beep_vol dw ? ;0x0A
.reg_phone_vol dw ? ;0x0C
.reg_mic_vol dw ? ;0x0E
.reg_line_in_vol dw ? ;0x10
.reg_cd_vol dw ? ;0x12
.reg_video_vol dw ? ;0x14
.reg_aux_in_vol dw ? ;0x16
.reg_pcm_out_vol dw ? ;0x18
.reg_rec_select dw ? ;0x1A
.reg_rec_gain dw ? ;0x1C
.reg_rec_gain_mic dw ? ;0x1E
.reg_gen dw ? ;0x20
.reg_3d_ctrl dw ? ;0X22
.reg_page dw ? ;0X24
.reg_powerdown dw ? ;0x26
.reg_ext_audio dw ? ;0x28
.reg_ext_st dw ? ;0x2a
.reg_pcm_front_rate dw ? ;0x2c
.reg_pcm_surr_rate dw ? ;0x2e
.reg_lfe_rate dw ? ;0x30
.reg_pcm_in_rate dw ? ;0x32
dw ? ;0x34
.reg_cent_lfe_vol dw ? ;0x36
.reg_surr_vol dw ? ;0x38
.reg_spdif_ctrl dw ? ;0x3A
dw ? ;0x3C
dw ? ;0x3E
dw ? ;0x40
dw ? ;0x42
dw ? ;0x44
dw ? ;0x46
dw ? ;0x48
dw ? ;0x4A
dw ? ;0x4C
dw ? ;0x4E
dw ? ;0x50
dw ? ;0x52
dw ? ;0x54
dw ? ;0x56
dw ? ;0x58
dw ? ;0x5A
dw ? ;0x5C
dw ? ;0x5E
.reg_page_0 dw ? ;0x60
.reg_page_1 dw ? ;0x62
.reg_page_2 dw ? ;0x64
.reg_page_3 dw ? ;0x66
.reg_page_4 dw ? ;0x68
.reg_page_5 dw ? ;0x6A
.reg_page_6 dw ? ;0x6C
.reg_page_7 dw ? ;0x6E
dw ? ;0x70
dw ? ;0x72
dw ? ;0x74
dw ? ;0x76
dw ? ;0x78
dw ? ;0x7A
.reg_vendor_id_1 dw ? ;0x7C
.reg_vendor_id_2 dw ? ;0x7E
.reset dd ? ;virual
.set_master_vol dd ?
}
struc CTRL_INFO
{ .pci_cmd dd ?
.irq dd ?
.glob_cntrl dd ?
.glob_sta dd ?
.codec_io_base dd ?
.ctrl_io_base dd ?
.codec_mem_base dd ?
.ctrl_mem_base dd ?
.codec_id dd ?
}
struc IOCTL
{ .handle dd ?
.io_code dd ?
.input dd ?
.inp_size dd ?
.output dd ?
.out_size dd ?
}
virtual at 0
IOCTL IOCTL
end virtual
EVENT_NOTIFY equ 0x00000200
public START
public service_proc
public version
section '.flat' code readable align 16
proc START stdcall, state:dword
cmp [state], 1
jne .stop
if DEBUG
mov eax, START
call dword2str
call SysMsgBoardStr
mov esi, msgInit
call SysMsgBoardStr
end if
call detect_controller
test eax, eax
jz .fail
if DEBUG
mov esi, [ctrl.vendor_ids]
call SysMsgBoardStr
mov esi, [ctrl.ctrl_ids]
call SysMsgBoardStr
end if
call init_controller
test eax, eax
jz .fail
call init_codec
test eax, eax
jz .fail
call reset_controller
call setup_codec
mov esi, msgPrimBuff
call SysMsgBoardStr
call create_primary_buff
mov esi, msgDone
call SysMsgBoardStr
mov eax, VALID_IRQ
mov ebx, [ctrl.int_line]
mov esi, msgInvIRQ
bt eax, ebx
jnc .fail_msg
mov eax, ATTCH_IRQ
mov esi, msgAttchIRQ
bt eax, ebx
jnc .fail_msg
stdcall AttachIntHandler, ebx, ac97_irq, dword 0
.reg:
stdcall RegService, sz_sound_srv, service_proc
ret
.fail:
if DEBUG
mov esi, msgFail
call SysMsgBoardStr
end if
xor eax, eax
ret
.fail_msg:
call SysMsgBoardStr
xor eax, eax
ret
.stop:
call stop
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 edi, [ioctl]
mov eax, [edi+io_code]
cmp eax, SRV_GETVERSION
jne @F
mov eax, [edi+output]
cmp [edi+out_size], 4
jne .fail
mov [eax], dword API_VERSION
xor eax, eax
ret
@@:
cmp eax, DEV_PLAY
jne @F
if DEBUG
mov esi, msgPlay
call SysMsgBoardStr
end if
call play
ret
@@:
cmp eax, DEV_STOP
jne @F
if DEBUG
mov esi, msgStop
call SysMsgBoardStr
end if
call stop
ret
@@:
cmp eax, DEV_CALLBACK
jne @F
mov ebx, [edi+input]
stdcall set_callback, [ebx]
ret
@@:
cmp eax, DEV_SET_MASTERVOL
jne @F
mov eax, [edi+input]
mov eax, [eax]
call set_master_vol ;eax= vol
ret
@@:
cmp eax, DEV_GET_MASTERVOL
jne @F
mov ebx, [edi+output]
stdcall get_master_vol, ebx
ret
;@@:
; cmp eax, DEV_GET_INFO
; jne @F
; mov ebx, [edi+output]
; stdcall get_dev_info, ebx
; 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 fill_buffer
cmp [ctrl.user_callback], 0
je .exit
mov esi, [ctrl.buffer]
mov eax, int_flip_flop
inc dword [eax]
test dword [eax],1
je @f
add esi, 0x4000
@@:
stdcall [ctrl.user_callback], esi
mov edx, FM_PLAY_DMABUF1
mov eax, [buffer_pgaddr]
mov esi, int_flip_flop
test dword [esi],1
je @f
mov edx, FM_PLAY_DMABUF2
add eax, 0x4000
@@:
call [ctrl.ctrl_write32]
.exit:
ret
endp
align 4
proc ac97_irq
if DEBUG_IRQ
mov esi, msgIRQ
call SysMsgBoardStr
end if
mov edx, FM_INTSTATUS
call [ctrl.ctrl_read16]
test eax, FM_INTSTATUS_PLAY
je .exit
push eax
call fill_buffer
pop eax
.exit:
mov edx, FM_INTSTATUS
call [ctrl.ctrl_write16]
ret
endp
align 4
proc create_primary_buff
stdcall KernelAlloc, 0x10000
mov [ctrl.buffer], eax
mov edi, eax
mov ecx, 0x10000/4
xor eax, eax
cld
rep stosd
mov eax, [ctrl.buffer]
call GetPgAddr
mov [buffer_pgaddr], eax
ret
endp
align 4
proc detect_controller
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
push eax
stdcall PciRead32, [bus], [devfn], dword 0x09
and eax,0xffffff
cmp eax, 0x060100 ;pci-isa
jne .no_bridge
mov eax, [bus]
mov [brg_bus], eax
mov eax, [devfn]
mov [brg_devfn],eax
.no_bridge:pop eax
mov edi, devices
@@:
mov ebx, [edi]
test ebx, ebx
jz .next
cmp eax, ebx
je .found
add edi, 12
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 ebx, [bus]
mov [ctrl.bus], ebx
mov ecx, [devfn]
mov [ctrl.devfn], ecx
mov edx, eax
and edx, 0xFFFF
mov [ctrl.vendor], edx
shr eax, 16
mov [ctrl.dev_id], eax
mov ebx, [edi+4]
mov [ctrl.ctrl_ids], ebx
mov [ctrl.vendor_ids], msg_FM
mov esi, [edi+8]
mov [ctrl.ctrl_setup], esi
ret
.err:
xor eax, eax
ret
endp
align 4
proc init_controller
stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 4
mov ebx, eax
and eax, 0xFFFF
mov [ctrl.pci_cmd], eax
shr ebx, 16
mov [ctrl.pci_stat], ebx
mov esi, msgPciCmd
call SysMsgBoardStr
call dword2str
call SysMsgBoardStr
mov esi, msgPciStat
call SysMsgBoardStr
mov eax, [ctrl.pci_stat]
call dword2str
call SysMsgBoardStr
mov esi, msgCtrlIsaIo
call SysMsgBoardStr
stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x10
call dword2str
call SysMsgBoardStr
and eax,0xFFFE
mov [ctrl.ctrl_io_base], eax
mov esi, msgIrqNum
call SysMsgBoardStr
stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x3C
and eax, 0xFF
mov [ctrl.int_line], eax
call dword2str
call SysMsgBoardStr
call [ctrl.ctrl_setup]
xor eax, eax
inc eax
ret
endp
align 4
proc set_FM
mov [ctrl.codec_read16], codec_io_r16 ;virtual
mov [ctrl.codec_write16], codec_io_w16 ;virtual
mov [ctrl.ctrl_read8 ], ctrl_io_r8 ;virtual
mov [ctrl.ctrl_read16], ctrl_io_r16 ;virtual
mov [ctrl.ctrl_read32], ctrl_io_r32 ;virtual
mov [ctrl.ctrl_write8 ], ctrl_io_w8 ;virtual
mov [ctrl.ctrl_write16], ctrl_io_w16 ;virtual
mov [ctrl.ctrl_write32], ctrl_io_w32 ;virtual
ret
endp
align 4
proc reset_controller
mov esi, msgInitCtrl
call SysMsgBoardStr
mov edx, FM_CARD_CTL
call [ctrl.ctrl_read8]
push eax
or al,1
mov edx, FM_CARD_CTL
call [ctrl.ctrl_write8]
mov eax, 10
call StallExec
pop eax
and al,0xFE
mov edx, FM_CARD_CTL
call [ctrl.ctrl_write8]
mov eax, 10
call StallExec
mov eax, 0x0404
mov edx, FM_PCM_VOLUME
call [ctrl.ctrl_write16]
mov edx, FM_FM_VOLUME
call [ctrl.ctrl_write16]
mov edx, FM_I2S_VOLUME
call [ctrl.ctrl_write16]
mov edx, FM_INTMASK
call [ctrl.ctrl_read16]
and eax, not FM_INTMASK_PLAY
or eax, FM_INTMASK_REC or FM_INTMASK_MPU or FM_INTMASK_VOL
mov edx, FM_INTMASK
call [ctrl.ctrl_write16]
mov eax, FM_INTMASK_PLAY or FM_INTMASK_REC or FM_INTMASK_MPU or FM_INTMASK_VOL
mov edx, FM_INTSTATUS
call [ctrl.ctrl_write16]
ret
endp
align 4
proc init_codec
mov esi, msgInitCodec
call SysMsgBoardStr
mov al, FM_CODEC_CMD_READ
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_write8]
call reset_codec
call detect_codec
xor eax, eax
inc eax
ret
endp
align 4
proc reset_codec
mov ecx, 255
.L1:
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_read16]
test ah, FM_CODEC_CMD_VALID shr 8
jne .L2
loop .L1
.L2:
mov edx, FM_CODEC_CTL
call [ctrl.ctrl_read8]
push eax
or al, 0x20
mov edx, FM_CODEC_CTL
call [ctrl.ctrl_write8]
pop eax
and al,0xDF
mov edx, FM_CODEC_CTL
call [ctrl.ctrl_write8]
xor eax, eax
inc eax
ret
endp
align 4
play:
mov eax, 0x4000-1
mov edx, FM_PLAY_DMALEN
call [ctrl.ctrl_write16]
call fill_buffer
mov eax, FM_PLAY_START or FM_PLAY_STOPNOW or FM_PLAY_STEREO or FM_PLAY_16BIT or 0xA00
mov edx, FM_PLAY_CTL
call [ctrl.ctrl_write16]
xor eax, eax
ret
align 4
stop:
mov edx, FM_PLAY_CTL
call [ctrl.ctrl_read16]
and eax, not (FM_PLAY_START or FM_PLAY_STOPNOW)
or eax, FM_PLAY_BUF1_LAST or FM_PLAY_BUF2_LAST
mov edx, FM_PLAY_CTL
call [ctrl.ctrl_write16]
xor eax, eax
ret
align 4
proc get_dev_info stdcall, p_info:dword
virtual at esi
CTRL_INFO CTRL_INFO
end virtual
mov esi, [p_info]
mov eax, [ctrl.int_line]
mov ebx, [ctrl.codec_io_base]
mov ecx, [ctrl.ctrl_io_base]
mov edx, [ctrl.codec_mem_base]
mov edi, [ctrl.ctrl_mem_base]
mov [CTRL_INFO.irq], eax
mov [CTRL_INFO.codec_io_base], ebx
mov [CTRL_INFO.ctrl_io_base], ecx
mov [CTRL_INFO.codec_mem_base], edx
mov [CTRL_INFO.ctrl_mem_base], edi
mov eax, [codec.chip_id]
mov [CTRL_INFO.codec_id], eax
mov ebx, [ctrl.pci_cmd]
mov [CTRL_INFO.pci_cmd], ebx
ret
endp
align 4
proc set_callback stdcall, handler:dword
mov eax, [handler]
mov [ctrl.user_callback], eax
ret
endp
align 4
proc codec_read stdcall, ac_reg:dword ; reg = edx, reval = eax
mov edx, [ac_reg]
mov ebx, edx
shr ebx, 1
bt [codec.shadow_flag], ebx
jc .use_shadow
call [ctrl.codec_read16] ;change edx !!!
mov ecx, eax
.read_ok:
mov edx, [ac_reg]
mov [codec.regs+edx], cx
bts [codec.shadow_flag], ebx
mov eax, ecx
ret
.use_shadow:
movzx eax, word [codec.regs+edx]
ret
endp
align 4
proc codec_write stdcall, ac_reg:dword
mov esi, [ac_reg]
mov edx, esi
call [ctrl.codec_write16]
mov [codec.regs+esi], ax
shr esi, 1
bts [codec.shadow_flag], esi
ret
endp
align 4
proc check_semafore
align 4
.ok:
xor eax,eax
inc eax
ret
endp
align 4
proc StallExec
push ecx
push edx
push ebx
push eax
mov ecx, CPU_FREQ
mul ecx
mov ebx, eax ;low
mov ecx, edx ;high
rdtsc
add ebx, eax
adc ecx, edx
@@:
rdtsc
sub eax, ebx
sbb edx, ecx
js @B
pop eax
pop ebx
pop edx
pop ecx
ret
endp
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; CONTROLLER IO functions
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
proc codec_io_r16
push edx
mov ecx, 255
.L1:
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_read16]
test ah, FM_CODEC_CMD_BUSY shr 8
je .L2
loop .L1
.L2:
pop eax
or al, FM_CODEC_CMD_READ
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_write8]
mov ecx, 255
.L3:
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_read16]
test ah, FM_CODEC_CMD_VALID shr 8
jne .L4
loop .L3
.L4:
mov edx, FM_CODEC_DATA
call [ctrl.ctrl_read16]
ret
endp
align 4
proc codec_io_w16
push edx
push eax
mov ecx, 255
.L1:
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_read16]
test ah, FM_CODEC_CMD_BUSY shr 8
je .L2
loop .L1
.L2:
pop eax
mov edx, FM_CODEC_DATA
call [ctrl.ctrl_write16]
pop eax
mov edx, FM_CODEC_CMD
call [ctrl.ctrl_write16]
ret
endp
align 4
proc ctrl_io_r8
add edx, [ctrl.ctrl_io_base]
in al, dx
ret
endp
align 4
proc ctrl_io_r16
add edx, [ctrl.ctrl_io_base]
in ax, dx
ret
endp
align 4
proc ctrl_io_r32
add edx, [ctrl.ctrl_io_base]
in eax, dx
ret
endp
align 4
proc ctrl_io_w8
add edx, [ctrl.ctrl_io_base]
out dx, al
ret
endp
align 4
proc ctrl_io_w16
add edx, [ctrl.ctrl_io_base]
out dx, ax
ret
endp
align 4
proc ctrl_io_w32
add edx, [ctrl.ctrl_io_base]
out dx, eax
ret
endp
align 4
dword2str:
mov esi, hex_buff
mov ecx, -8
@@:
rol eax, 4
mov ebx, eax
and ebx, 0x0F
mov bl, [ebx+hexletters]
mov [8+esi+ecx], bl
inc ecx
jnz @B
ret
hexletters db '0123456789ABCDEF'
hex_buff db 8 dup(0),13,10,0
brg_bus dd ?
brg_devfn dd ?
include "codec.inc"
align 4
devices dd (CTRL_FM801 shl 16)+VID_FM801, msg_FM801, set_FM
dd 0
version dd (5 shl 16) or (API_VERSION and 0xFFFF)
msg_FM801 db 'FM801 AC97 controller',13,10, 0
msg_FM db 'Forte Media',13,10, 0
sz_sound_srv db 'SOUND',0
msgInit db 'detect hardware...',13,10,0
msgFail db 'device not found',13,10,0
msgAttchIRQ db 'IRQ line not supported', 13,10, 0
msgInvIRQ db 'IRQ line not assigned or invalid', 13,10, 0
msgPlay db 'start play', 13,10,0
msgStop db 'stop play', 13,10,0
;msgNotify db 'call notify',13,10,0
msgIRQ db 'AC97 IRQ', 13,10,0
msgInitCtrl db 'init controller',13,10,0
msgInitCodec db 'init codec',13,10,0
msgPrimBuff db 'create primary buffer ...',0
msgDone db 'done',13,10,0
;msgReg db 'set service handler',13,10,0
;msgOk db 'service installed',13,10,0
;msgStatus db 'global status ',0
;msgControl db 'global control ',0
msgPciCmd db 'PCI command ',0
msgPciStat db 'PCI status ',0
msgCtrlIsaIo db 'controller io base ',0
msgIrqNum db 'IRQ default ',0
;msgIrqMap db 'AC97 irq map as ',0
section '.data' data readable writable align 16
codec CODEC
ctrl AC_CNTRL
int_flip_flop rd 1
buffer_pgaddr rd 1
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