/drivers/a5536/geode.asm |
---|
0,0 → 1,37 |
use32 |
db 'MENUET01' |
dd 1 |
dd start |
dd i_end |
dd mem |
dd mem |
dd 0 |
dd 0 |
start: |
mov eax, 68 |
mov ebx, 16 |
mov ecx, sz_sound |
int 0x40 |
test eax, eax |
jnz .exit |
mov eax, 68 |
mov ebx, 21 |
mov ecx, sz_path |
int 0x40 |
.exit: |
mov eax, -1 |
int 0x40 |
sz_sound db 'SOUND',0 |
sz_path db '/rd/1/drivers/geode.drv',0 |
align 4 |
i_end: |
rb 128 |
mem: |
/drivers/a5536/geode.bat |
---|
0,0 → 1,3 |
del geode.dll |
make |
@pause |
/drivers/a5536/geode.c |
---|
0,0 → 1,551 |
#define FORCED_PIO |
#include "types.h" |
#include "pci.h" |
#include "syscall.h" |
#include "geode.h" |
#ifdef DEBUG |
#define DBG(format,...) dbgprintf(format,##__VA_ARGS__) |
#else |
#define DBG(format,...) |
#endif |
#define BM0_IRQ 0x04 |
#define BM1_IRQ 0x08 |
#define BITS_8_TO_16(x) ( ( (long) ((unsigned char) x - 128) ) << 8 ) |
#define PCI_VENDOR_ID_NS 0x100b |
#define PCI_VENDOR_ID_AMD 0x1022 |
#ifndef PCI_DEVICE_ID_NS_CS5535_AUDIO |
#define PCI_DEVICE_ID_NS_CS5535_AUDIO 0x002e |
#endif |
#ifndef PCI_DEVICE_ID_AMD_CS5536_AUDIO |
#define PCI_DEVICE_ID_AMD_CS5536_AUDIO 0x2093 |
#endif |
#define ID_DEV_1 ((PCI_DEVICE_ID_NS_CS5535_AUDIO << 16)|PCI_VENDOR_ID_NS) |
#define ID_DEV_2 ((PCI_DEVICE_ID_AMD_CS5536_AUDIO << 16)|PCI_VENDOR_ID_AMD) |
#define SET 1 |
#define CLEAR 0 |
int __stdcall srv_sound(ioctl_t *io); |
PRD_ENTRY __attribute__((aligned(16))) prd_tab[5]; |
typedef struct |
{ |
PCITAG pciTag; |
Bool is_iomapped; |
addr_t F3BAR0; |
Bool fAD1819A; |
int CurrentPowerState; |
addr_t buffer; |
addr_t prd_dma; |
addr_t irq_line; |
u32_t irq_mask; |
void __stdcall (*callback)(addr_t buffer); |
}geode_t; |
geode_t geode; |
static inline void ctrl_write_32(addr_t reg, u32_t data) |
{ |
reg+= geode.F3BAR0; |
#ifdef FORCED_PIO |
out32((u16_t)reg, data); |
#else |
if(geode.is_iomapped) |
out32((u16_t)reg, data); |
else |
*(u32_t*)reg = data; |
#endif |
} |
static inline u32_t ctrl_read_32(addr_t reg) |
{ |
reg+= geode.F3BAR0; |
#ifdef FORCED_PIO |
return in32((u16_t)reg); |
#else |
if(geode.is_iomapped) |
return in32((u16_t)reg); |
else |
return *(u32_t*)reg; |
#endif |
} |
Bool snd_hw_WaitForBit(addr_t offset, u32_t Bit, |
unsigned char Operation, |
count_t timeout, |
u32_t *pReturnValue) |
{ |
volatile u32_t tmp; |
tmp = ctrl_read_32(offset); |
while (timeout) |
{ |
if (Operation==CLEAR){ |
if (!(tmp & Bit)) |
break; |
} else if (tmp & Bit) |
break; |
/*If the Bit is not clear yet, we wait for 10 milisecond and try again*/ |
delay(10/10); |
tmp = ctrl_read_32(offset); |
timeout--; |
}; |
if (pReturnValue) |
*pReturnValue=tmp; |
if (!timeout) |
return FALSE; |
return TRUE; |
} |
u16_t snd_hw_CodecRead ( u8_t CodecRegister ) |
{ |
u32_t CodecRegister_data = 0; |
u32_t timeout=10; |
volatile u32_t val=0; |
CodecRegister_data = ((u32_t)CodecRegister)<<24; |
CodecRegister_data |= 0x80000000; /* High-bit set (p.106) is a CODEC reg READ.*/ |
/* Set the bit. We are going to access the CODEC...*/ |
CodecRegister_data |= BIT_5535_CODEC_COMMAND_NEW; |
/*Request the data*/ |
ctrl_write_32(CODEC_CONTROL_REG_5535, CodecRegister_data); |
/* Now we need to wait for BIT_5535_CODEC_COMMAND_NEW of the Codec control register to clear |
(For subsequent Reads/Writes)*/ |
if (!snd_hw_WaitForBit (CODEC_CONTROL_REG_5535, |
BIT_5535_CODEC_COMMAND_NEW, CLEAR, 50, NULL)) |
DBG("BIT_5535_CODEC_COMMAND_NEW did not clear!!\n"); |
/* Wait for CODEC_STATUS_NEW and confirm the read of the requested register*/ |
timeout = 50; |
do |
{ |
val = ctrl_read_32(CODEC_STATUS_REG_5535); |
if ((val & BIT_5535_CODEC_STATUS_NEW) && |
((u32_t) CodecRegister == ((0xFF000000 & val)>>24))) |
break; |
else |
/*Wait for 10 miliseconds and try again*/ |
delay(10/10); |
} while ( --timeout); |
if (!timeout) |
DBG("Could not read the CODEC!! Returning what we got.\n"); |
return( (u16_t)val ); |
} |
void snd_hw_CodecWrite( u8_t CodecRegister, u16_t CodecData ) |
{ |
u32_t CodecRegister_data; |
u32_t Temp, timeout; |
CodecRegister_data = ((u32_t) CodecRegister)<<24; |
CodecRegister_data |= (u32_t) CodecData; |
CodecRegister_data &= CODEC_COMMAND_MASK; |
/*Set the bit. We are going to access the CODEC...*/ |
CodecRegister_data |= BIT_5535_CODEC_COMMAND_NEW; |
/*Write the data*/ |
ctrl_write_32(CODEC_CONTROL_REG_5535, CodecRegister_data); |
//OS_DbgMsg("Writing: %08X\n", CodecRegister_data); |
/*We need to wait for bit16 of the Codec control register to clear*/ |
Temp = ctrl_read_32(CODEC_CONTROL_REG_5535); |
timeout = 50; |
while ((Temp & BIT_5535_CODEC_COMMAND_NEW) && timeout-- ) |
Temp = ctrl_read_32(CODEC_CONTROL_REG_5535); |
if (!timeout) |
DBG("Could not Write the CODEC!!\n" |
"BIT_5535_CODEC_COMMAND_NEW did not clear!\n"); |
} |
void snd_hw_SetCodecRate(u32_t SampleRate) |
{ |
u16_t val; |
DBG("Rate: %d\n", SampleRate); |
/*If Double-Rate is supported (Bit 2 on register 28h)...*/ |
val=snd_hw_CodecRead(EXTENDED_AUDIO_ID); |
if (val & 0x02) |
{ |
DBG("Codec supports Double rate.\n"); |
val=snd_hw_CodecRead(EXT_AUDIO_CTRL_STAT); |
if (SampleRate>48000) |
{ |
snd_hw_CodecWrite(EXT_AUDIO_CTRL_STAT, (u16_t) (val|0x0002)); |
SampleRate/=2; |
} |
else |
snd_hw_CodecWrite(EXT_AUDIO_CTRL_STAT, (u16_t) (val&0xFFFD)); |
} |
if (geode.fAD1819A) |
{ |
DBG("AD1819...\n"); |
snd_hw_CodecWrite(AD1819A_PCM_SR0,(u16_t)SampleRate); |
} |
else |
snd_hw_CodecWrite(PCM_FRONT_DAC_RATE,(u16_t)SampleRate); |
} |
Bool init_device() |
{ |
u32_t io_base = pciReadLong(geode.pciTag, 0x10); |
if( PCI_MAP_IS_IO(io_base)) |
{ |
geode.is_iomapped = TRUE; |
geode.F3BAR0 = PCIGETIO(io_base); |
DBG("io mapped F3BAR0 %x\n", geode.F3BAR0); |
} |
else if(PCI_MAP_IS_MEM(io_base)) |
{ |
geode.is_iomapped = FALSE; |
io_base = PCIGETMEMORY(io_base); |
geode.F3BAR0 = MapIoMem(io_base, 128, PG_SW+PG_NOCACHE); |
DBG("memory mapped F3BAR0 %x\n", geode.F3BAR0); |
} |
geode.buffer = KernelAlloc(64*1024); |
addr_t buffer = geode.buffer; |
addr_t dma = GetPgAddr(geode.buffer); |
geode.prd_dma = (((addr_t)prd_tab) & 4095) + GetPgAddr((void*)prd_tab); |
prd_tab[0].ulPhysAddr = dma; |
prd_tab[0].SizeFlags = 16384 | PRD_EOP_BIT ; |
prd_tab[1].ulPhysAddr = dma + 16384; |
prd_tab[1].SizeFlags = 16384 | PRD_EOP_BIT ; |
prd_tab[2].ulPhysAddr = dma + 16384*2; |
prd_tab[2].SizeFlags = 16384 | PRD_EOP_BIT ; |
prd_tab[3].ulPhysAddr = dma + 16384*3; |
prd_tab[3].SizeFlags = 16384 | PRD_EOP_BIT ; |
prd_tab[4].ulPhysAddr = geode.prd_dma; |
prd_tab[4].SizeFlags = PRD_JMP_BIT ; |
ctrl_write_32(0x24, geode.prd_dma); |
__clear((void*)buffer,64*1024); |
// u32_t tmp = ctrl_read_32(0x24); |
// dbgprintf("Create primary buffer at %x dma at %x\n", geode.buffer, dma ); |
// dbgprintf("Set prd dma %x, read prd dma %x\n", geode.prd_dma, tmp); |
geode.irq_line = pciReadLong(geode.pciTag, 0x3C) & 0xFF; |
geode.irq_mask = ~(1<<geode.irq_line); |
DBG("Irq line %d, mask %x\n", geode.irq_line, geode.irq_mask); |
/* |
geode.CommandRegister = geode.F3BAR0+0x20; |
geode.PRDTableAddress = geode.F3BAR0+0x24; |
geode.DMAPointer = geode.F3BAR0+0x60; |
geode.IRQControlRegister = geode.F3BAR0+0x1C; |
geode.InternalIRQEnableRegister = geode.F3BAR0+0x1A; |
geode.SMI_StatusRegister = geode.F3BAR0+0x21; |
*/ |
/*CODEC - RESET and volumes initalization.*/ |
/*Set the Warm RESET and CODEC_COMMAND_NEW bits.*/ |
DBG("reset codec...\n"); |
ctrl_write_32(CODEC_CONTROL_REG_5535, 0x00030000 ); |
if (!snd_hw_WaitForBit (CODEC_STATUS_REG_5535, BIT_CODEC_READY, SET, 40, NULL)) |
{ |
DBG("Primary Codec NOT Ready...Aborting\n"); |
return FALSE; |
} |
/*Check which codec is being used */ |
if (snd_hw_CodecRead(AD1819A_VENDORID1) == 0x4144 && |
snd_hw_CodecRead(AD1819A_VENDORID2) == 0x5303) |
{ |
geode.fAD1819A = TRUE; |
/* Enable non-48kHz sample rates. */ |
snd_hw_CodecWrite (AD1819A_SER_CONF, |
snd_hw_CodecRead(AD1819A_SER_CONF>>8) | |
AD1819A_SER_CONF_DRQEN); |
DBG("detect AD1819A audio codec\n"); |
} |
else |
{ |
geode.fAD1819A = FALSE; |
snd_hw_CodecWrite (EXT_AUDIO_CTRL_STAT, |
(snd_hw_CodecRead(EXT_AUDIO_CTRL_STAT) | 0x0001)); |
/* set the VRA bit to ON*/ |
} |
/* set default volume*/ |
snd_hw_CodecWrite( MASTER_VOLUME, 0x0B0B); |
snd_hw_CodecWrite( PCM_OUT_VOL, 0x0808); |
snd_hw_CodecWrite( PC_BEEP_VOLUME, 0x0000); |
snd_hw_CodecWrite( PHONE_VOLUME, 0x8000); |
snd_hw_CodecWrite( MIC_VOLUME, 0x8048); |
snd_hw_CodecWrite( LINE_IN_VOLUME, 0x0808); |
snd_hw_CodecWrite( CD_VOLUME, 0x8000); |
snd_hw_CodecWrite( VIDEO_VOLUME, 0x8000); |
snd_hw_CodecWrite( TV_VOLUME, 0x8000); |
snd_hw_CodecWrite( RECORD_SELECT, 0x0000); |
snd_hw_CodecWrite( RECORD_GAIN, 0x0a0a); |
snd_hw_CodecWrite( GENERAL_PURPOSE, 0x0200); |
snd_hw_CodecWrite( MASTER_VOLUME_MONO, 0x0000); |
snd_hw_SetCodecRate(48000); |
/*Set all the power state bits to 0 (Reg 26h)*/ |
snd_hw_CodecWrite (POWERDOWN_CTRL_STAT, 0x0000); |
geode.CurrentPowerState = GEODEAUDIO_D0; |
// OS_DbgMsg("<--snd_hw_InitAudioRegs\n"); |
return TRUE; |
} |
static int snd_StartDMA () |
{ |
#ifdef FORCED_PIO |
out8( (u16_t)(geode.F3BAR0+0x20),PCI_READS | ENABLE_BUSMASTER); |
#else |
if (geode.is_iomapped) |
out8( (u16_t)(geode.F3BAR0+0x20),PCI_READS | ENABLE_BUSMASTER); |
else |
*(u8_t*)(geode.F3BAR0+0x20)= PCI_READS | ENABLE_BUSMASTER; |
#endif |
return 0; |
}; |
static u8_t snd_hw_InterruptID () |
{ |
volatile u8_t *TempInterruptID, ID; |
#ifdef FORCED_PIO |
ID=(u8_t) in16((u16_t)(geode.F3BAR0 + 0x12)); |
#else |
if (geode.is_iomapped) |
ID=(u8_t) in16((u16_t)(geode.F3BAR0 + 0x12)); |
else |
{ |
TempInterruptID=(u8_t*)(geode.F3BAR0 + 0x12); |
ID=*TempInterruptID; |
} |
#endif |
return (ID); |
} |
static u8_t snd_hw_ClearStat(int Channel) |
{ |
volatile u8_t status; /*Volatile to force read-to-clear.*/ |
/*Read to clear*/ |
#ifdef FORCED_PIO |
status = in8((u16_t) geode.F3BAR0 + 0x21); |
#else |
if (geode.is_iomapped) |
status = in8((u16_t) geode.F3BAR0 + 0x21); |
else |
status = *((u8_t*)geode.F3BAR0 + 0x21); |
#endif |
return status; |
} |
void snd_interrupt() |
{ |
u8_t IntID; |
IntID = snd_hw_InterruptID(); |
// dbgprintf("IRQ id %x\n", IntID); |
snd_hw_ClearStat(CHANNEL0_PLAYBACK); |
// snd_hw_ClearStat(CHANNEL1_RECORD); |
if(IntID & BM0_IRQ) |
{ |
addr_t prd, offset, base; |
prd = ctrl_read_32(0x24); |
offset = (1 + (prd - geode.prd_dma)>>3) & 3; |
base = geode.buffer + 16384*offset; |
geode.callback(base); |
__asm__ volatile("":::"ebx","esi","edi"); |
// dbgprintf(">>BM0_IRQ prd %x offset %x base %x\n", prd, offset, base); |
}; |
}; |
Bool FindPciDevice() |
{ |
u32_t bus, last_bus; |
PCITAG tag; |
if( (last_bus = PciApi(1))==-1) |
return FALSE; |
for(bus=0;bus<=last_bus;bus++) |
{ |
u32_t devfn; |
for(devfn=0;devfn<256;devfn++) |
{ |
u32_t pciId=0; |
pciId = PciRead32(bus,devfn, 0); |
if( (pciId == ID_DEV_1) || |
(pciId == ID_DEV_2) ) |
{ |
DBG("detect companion audio device %x\n", pciId); |
geode.pciTag = pciTag(bus,(devfn>>3)&0x1F,devfn&0x7); |
return TRUE; |
}; |
}; |
}; |
return FALSE; |
}; |
u32_t __stdcall drvEntry(int action) |
{ |
u32_t retval; |
int i; |
if(action != 1) |
return 0; |
#ifdef DEBUG |
if(!dbg_open("/rd/1/drivers/geode.log")) |
{ |
printf("Can't open /rd/1/drivers/geode.log\nExit\n"); |
return 0; |
} |
#endif |
if( FindPciDevice() == FALSE) |
{ |
DBG("Device not found\n"); |
return 0; |
}; |
init_device(); |
retval = RegService("SOUND", srv_sound); |
AttachIntHandler(geode.irq_line, snd_interrupt, 0); |
DBG("reg service %s as: %x\n", "SOUND", retval); |
return retval; |
}; |
#define API_VERSION 0x01000100 |
#define SRV_GETVERSION 0 |
#define DEV_PLAY 1 |
#define DEV_STOP 2 |
#define DEV_CALLBACK 3 |
#define DEV_SET_BUFF 4 |
#define DEV_NOTIFY 5 |
#define DEV_SET_MASTERVOL 6 |
#define DEV_GET_MASTERVOL 7 |
#define DEV_GET_INFO 8 |
int __stdcall srv_sound(ioctl_t *io) |
{ |
u32_t *inp; |
u32_t *outp; |
inp = io->input; |
outp = io->output; |
switch(io->io_code) |
{ |
case SRV_GETVERSION: |
if(io->out_size==4) |
{ |
*outp = API_VERSION; |
return 0; |
} |
break; |
case DEV_PLAY: |
return snd_StartDMA(); |
break; |
case DEV_STOP: |
break; |
case DEV_CALLBACK: |
if(io->inp_size==4) |
{ |
geode.callback = (void*)(*inp); |
return 0; |
} |
break; |
default: |
return ERR_PARAM; |
}; |
return ERR_PARAM; |
} |
/drivers/a5536/geode.h |
---|
0,0 → 1,200 |
// |
// Device and Vendor IDs - Needed like this for OSS only |
// |
#define CYRIX_VENDOR_ID 0x1078 |
#define NATIONAL_VENDOR_ID 0x100B |
// |
// Audio Device IDs |
// |
#define CX5530_DEV_ID 0x0103 |
#define SC1200_DEV_ID 0x0503 |
#define CS5535_DEV_ID 0x002E |
// |
// Function 3 of 5530 PCI dev is Audio (ISA idx). |
// |
#define PCI_FUNC3_AUDIO 0x300 |
#define PCI_AUDIO_CMD_REG 0x04 |
typedef unsigned char AUDIO_STATE; |
#define AUDIO_STATE_IGNORE 0 |
#define AUDIO_STATE_IN_RECORDING 0x01 |
#define AUDIO_STATE_IN_OVERFLOW 0x02 |
#define AUDIO_STATE_IN_STOPPED 0x03 |
#define AUDIO_STATE_IN_MASK 0x0F |
#define AUDIO_STATE_OUT_PLAYING 0x10 |
#define AUDIO_STATE_OUT_UNDERFLOW 0x20 |
#define AUDIO_STATE_OUT_STOPPED 0x30 |
#define AUDIO_STATE_OUT_MASK 0xF0 |
#define RECORD_RUNNING 0x01 |
#define RECORD_OVERFLOW 0x02 |
#define RECORD_STOPPED 0x03 |
#define PLAYBACK_RUNNING 0x10 |
#define PLAYBACK_UNDERFLOW 0x20 |
#define PLAYBACK_STOPPED 0x30 |
// |
// The CODEC commands are actually 16-bit words, into which is inserted |
// the codec "target" register, identified by a byte. The 5530 Codec |
// controller writes a command unsigned short of 32-bits, that includes the codec |
// command unsigned short. |
// |
#define CODEC_COMMAND_MASK 0xFF00FFFF |
// |
// The Interaction with the CODEC is a bit cumbersome |
// because of the serial interface. |
// |
#define CODEC_STATUS_REG 0x08 // In Audio mem-map. |
#define CODEC_CMD_REG 0x0c // In audio mem-map. |
#define CODEC_CMD_VALID 0x00010000 |
#define CODEC_STATUS_VALID 0x00020000 |
#define CODEC_STATUS_NEW 0x00010000 |
#define BIT_CODEC_READY 0x00800000 |
// |
// Registers for the 5535 |
// |
#define CODEC_STATUS_REG_5535 0x08 |
#define CODEC_CONTROL_REG_5535 0x0c |
// |
// 5535 Bits |
// |
#define BIT_5535_CODEC_COMMAND_NEW 0x00010000 |
#define BIT_5535_CODEC_STATUS_NEW 0x00020000 |
#define BIT_5535_ACLINK_SHUTDOWN 0x00040000 |
#define BIT_5535_ACLINK_WARM_RESET 0x00020000 |
#define BIT_5535_CODEC_READY_PRIM 0x00800000 |
// |
// Codec register indexes. Note these are all shifted left by 16 bits. |
// |
#define RESET 0x00 |
#define MASTER_VOLUME 0x02 |
#define LINE_LEV_OUT_VOL 0x04 |
#define MASTER_VOLUME_MONO 0x06 |
#define MASTER_TONE_RL 0x08 |
#define PC_BEEP_VOLUME 0x0a |
#define PHONE_VOLUME 0x0c |
#define MIC_VOLUME 0x0e |
#define LINE_IN_VOLUME 0x10 |
#define CD_VOLUME 0x12 |
#define VIDEO_VOLUME 0x14 |
#define TV_VOLUME 0x16 |
#define PCM_OUT_VOL 0x18 |
#define RECORD_SELECT 0x1a |
#define RECORD_GAIN 0x1c |
#define RECORD_MIC_GAIN 0x1e |
#define GENERAL_PURPOSE 0x20 |
#define CONTROL_3D 0x22 |
#define MODEM_RATE 0x24 |
#define POWERDOWN_CTRL_STAT 0x26 |
#define EXTENDED_AUDIO_ID 0x28 |
#define EXT_AUDIO_CTRL_STAT 0x2A |
#define PCM_FRONT_DAC_RATE 0x2C |
#define PCM_LR_ADC_RATE 0x32 |
#define VENDOR_ID1 0x7c |
#define VENDOR_ID2 0x7e |
#define MUTE_MASK 0x8000 |
#define HEADHONE_AVAIL 0x0010 |
#define LINE_LEV_RESET_VOL 0x0000 // the reset without the mask |
#ifdef AC97_2DOT1_6BIT_COMPLIANT |
# define MASTER_ATTEN_CTL_BITS 6 |
#else |
# define MASTER_ATTEN_CTL_BITS 5 |
#endif |
#define MASTER_VOLUME_MAX ( ( 1 << MASTER_ATTEN_CTL_BITS ) - 1 ) |
#define LINE_LEV_OUT_MAX ( ( 1 << MASTER_ATTEN_CTL_BITS ) - 1 ) |
// |
// AD1819A registers |
// |
#define AD1819A_SER_CONF 0x74 |
#define AD1819A_SER_CONF_DRQEN 0x08 |
#define AD1819A_MISC 0x76 |
#define AD1819A_PCM_SR0 0x78 |
#define AD1819A_PCM_SR1 0x7A |
#define AD1819A_VENDORID1 0x7C |
#define AD1819A_VENDORID2 0x7E |
// |
// Power Management bits |
// |
#define GEODEAUDIO_PWR_PR0 0x0100 // PCM in ADC's & input Mux Powerdown |
#define GEODEAUDIO_PWR_PR1 0x0200 // PCM out DACs Powerdown |
#define GEODEAUDIO_PWR_PR2 0x0400 // Analog Mixer powerdown (Vref still on) |
#define GEODEAUDIO_PWR_PR3 0x0800 // Analog Mxer powerdown (Vref off) |
#define GEODEAUDIO_PWR_PR4 0x1000 // Digital interface (AC-link) powerdown (external clk off) |
#define GEODEAUDIO_PWR_PR5 0x2000 // Internal Clk disable |
#define GEODEAUDIO_PWR_PR6 0x4000 // HP amp powerdown |
#define GEODEAUDIO_PWR_PR7 0x8000 // External Amplifier Power Down |
#define GEODEAUDIO_PWR_D0 0x0000 |
#define GEODEAUDIO_PWR_D1 GEODEAUDIO_PWR_EXTOFF |
#define GEODEAUDIO_PWR_D2 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7 |
#define GEODEAUDIO_PWR_D3 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7 |
#define GEODEAUDIO_PWR_D4 GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3|GEODEAUDIO_PWR_PR4|GEODEAUDIO_PWR_PR5|GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7 |
#define GEODEAUDIO_PWR_ANLOFF GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3 // Analog section OFF |
#define GEODEAUDIO_PWR_EXTOFF GEODEAUDIO_PWR_PR6|GEODEAUDIO_PWR_PR7 // HP amp and External Amplifier OFF |
#define GEODEAUDIO_PWR_D1_HAWK GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1|GEODEAUDIO_PWR_PR2|GEODEAUDIO_PWR_PR3|GEODEAUDIO_PWR_PR4 |
#define GEODEAUDIO_PWR_DIGOFF GEODEAUDIO_PWR_PR0|GEODEAUDIO_PWR_PR1 // Digital section OFF |
#define GEODEAUDIO_PWRUP_STEP1 0x0F00 // Clear EAPD,PR6 and AC-link to power up external and HP amp and Digital interface |
#define GEODEAUDIO_PWRUP_STEP2 0x0700 // Clear PR3 to power up Analog (Vref off) |
#define GEODEAUDIO_PWRUP_STEP3 0x0300 // Clear PR2 to power up Analog (Vref on) |
#define GEODEAUDIO_PWRUP_STEP4 0x0100 // Clear PR1 to power up DAC |
#define GEODEAUDIO_PWRUP_STEP5 0x0000 // Clear PR0 to power up ADC |
#define GEODEAUDIO_CODEC_POWER_ADC 0x0001 |
#define GEODEAUDIO_CODEC_POWER_DAC 0x0002 |
#define GEODEAUDIO_CODEC_POWER_ANL 0x0004 |
#define GEODEAUDIO_CODEC_POWER_REF 0x0008 |
// |
// Device Power States |
// |
typedef enum _GEODEAUDIO_POWER_STATE |
{ |
GEODEAUDIO_D0 = 0, // Full On: full power, full functionality |
GEODEAUDIO_D1, // Low Power On: fully functional at low power/performance |
GEODEAUDIO_D2, // Standby: partially powered with automatic wake |
GEODEAUDIO_D3, // Sleep: partially powered with device initiated wake |
GEODEAUDIO_D4, // Off: unpowered |
} GEODEAUDIO_POWER_STATE, *PGEODEAUDIO_POWER_STATE; |
// PRD table flags |
#define PRD_JMP_BIT 0x20000000 |
#define PRD_EOP_BIT 0x40000000 |
#define PRD_EOT_BIT 0x80000000 |
typedef struct tagPRDEntry |
{ |
unsigned long ulPhysAddr; |
unsigned long SizeFlags; |
} PRD_ENTRY, *PPRD_ENTRY; |
// |
// Command register bits |
// |
#define PCI_READS 0x00 |
#define PCI_WRITES 0x08 |
#define ENABLE_BUSMASTER 0x01 |
#define PAUSE_BUSMASTER 0x03 |
#define STOP_BUSMASTER 0x00 |
#define CHANNEL0_PLAYBACK 0 |
#define CHANNEL1_RECORD 1 |
#define MAX_CHANNELS 2 |
/drivers/a5536/makefile |
---|
0,0 → 1,30 |
CC = gcc |
FASM = e:/fasm/fasm.exe |
CFLAGS = -c -O2 -fomit-frame-pointer -fno-builtin-printf |
LDRHD = -shared -T ld.x -s --file-alignment 32 |
INCLUDES = -I ../include |
HFILES:= ../include/types.h \ |
../include/syscall.h \ |
geode.h \ |
pci.h |
SRC_DEP:= |
GEODE_SRC:= amd_geode.h |
NAME:= geode |
GEODE:= geode.dll |
all: $(GEODE) |
$(GEODE): geode.obj $(SRC_DEP) $(HFILES) Makefile |
wlink name $(GEODE) SYS nt_dll lib libdrv op offset=0 op nod op maxe=25 op el op STUB=stub.exe op START=_drvEntry @$(NAME).lk |
kpack.exe geode.dll geode.drv |
geode.obj : geode.c $(SRC_DEP) $(HFILES) Makefile |
$(CC) $(INCLUDES) $(CFLAGS) -o geode.obj geode.c |
/drivers/a5536/pci.h |
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0,0 → 1,182 |
#pragma pack(push, 1) |
typedef struct |
{ |
u16_t device; |
u16_t ChipSet; |
}PciChipset_t; |
#pragma pack(pop) |
#define VENDOR_ATI 0x1002 |
#define PCI_CLASS_DISPLAY_VGA 0x0300 |
/* |
* Under PCI, each device has 256 bytes of configuration address space, |
* of which the first 64 bytes are standardized as follows: |
*/ |
#define PCI_VENDOR_ID 0x00 /* 16 bits */ |
#define PCI_DEVICE_ID 0x02 /* 16 bits */ |
#define PCI_COMMAND 0x04 /* 16 bits */ |
#define PCI_COMMAND_IO 0x01 /* Enable response in I/O space */ |
#define PCI_COMMAND_MEMORY 0x02 /* Enable response in Memory space */ |
#define PCI_COMMAND_MASTER 0x04 /* Enable bus mastering */ |
#define PCI_COMMAND_SPECIAL 0x08 /* Enable response to special cycles */ |
#define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */ |
#define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */ |
#define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */ |
#define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */ |
#define PCI_COMMAND_SERR 0x100 /* Enable SERR */ |
#define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */ |
#define PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */ |
#define PCI_STATUS 0x06 /* 16 bits */ |
#define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */ |
#define PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */ |
#define PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */ |
#define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */ |
#define PCI_STATUS_PARITY 0x100 /* Detected parity error */ |
#define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */ |
#define PCI_STATUS_DEVSEL_FAST 0x000 |
#define PCI_STATUS_DEVSEL_MEDIUM 0x200 |
#define PCI_STATUS_DEVSEL_SLOW 0x400 |
#define PCI_STATUS_SIG_TARGET_ABORT 0x800 /* Set on target abort */ |
#define PCI_STATUS_REC_TARGET_ABORT 0x1000 /* Master ack of " */ |
#define PCI_STATUS_REC_MASTER_ABORT 0x2000 /* Set on master abort */ |
#define PCI_STATUS_SIG_SYSTEM_ERROR 0x4000 /* Set when we drive SERR */ |
#define PCI_STATUS_DETECTED_PARITY 0x8000 /* Set on parity error */ |
#define PCI_CLASS_REVISION 0x08 /* High 24 bits are class, low 8 revision */ |
#define PCI_REVISION_ID 0x08 /* Revision ID */ |
#define PCI_CLASS_PROG 0x09 /* Reg. Level Programming Interface */ |
#define PCI_CLASS_DEVICE 0x0a /* Device class */ |
#define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */ |
#define PCI_LATENCY_TIMER 0x0d /* 8 bits */ |
#define PCI_HEADER_TYPE 0x0e /* 8 bits */ |
#define PCI_HEADER_TYPE_NORMAL 0 |
#define PCI_HEADER_TYPE_BRIDGE 1 |
#define PCI_HEADER_TYPE_CARDBUS 2 |
#define PCI_BIST 0x0f /* 8 bits */ |
#define PCI_BIST_CODE_MASK 0x0f /* Return result */ |
#define PCI_BIST_START 0x40 /* 1 to start BIST, 2 secs or less */ |
#define PCI_BIST_CAPABLE 0x80 /* 1 if BIST capable */ |
#define PCI_CAPABILITY_LIST 0x34 /* Offset of first capability list entry */ |
#define PCI_CB_CAPABILITY_LIST 0x14 |
/* Capability lists */ |
#define PCI_CAP_LIST_ID 0 /* Capability ID */ |
#define PCI_CAP_ID_PM 0x01 /* Power Management */ |
#define PCI_CAP_ID_AGP 0x02 /* Accelerated Graphics Port */ |
#define PCI_CAP_ID_VPD 0x03 /* Vital Product Data */ |
#define PCI_CAP_ID_SLOTID 0x04 /* Slot Identification */ |
#define PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */ |
#define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */ |
#define PCI_CAP_ID_PCIX 0x07 /* PCI-X */ |
#define PCI_CAP_ID_HT 0x08 /* HyperTransport */ |
#define PCI_CAP_ID_VNDR 0x09 /* Vendor specific capability */ |
#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */ |
#define PCI_CAP_ID_EXP 0x10 /* PCI Express */ |
#define PCI_CAP_ID_MSIX 0x11 /* MSI-X */ |
#define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */ |
#define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */ |
#define PCI_CAP_SIZEOF 4 |
/* AGP registers */ |
#define PCI_AGP_VERSION 2 /* BCD version number */ |
#define PCI_AGP_RFU 3 /* Rest of capability flags */ |
#define PCI_AGP_STATUS 4 /* Status register */ |
#define PCI_AGP_STATUS_RQ_MASK 0xff000000 /* Maximum number of requests - 1 */ |
#define PCI_AGP_STATUS_SBA 0x0200 /* Sideband addressing supported */ |
#define PCI_AGP_STATUS_64BIT 0x0020 /* 64-bit addressing supported */ |
#define PCI_AGP_STATUS_FW 0x0010 /* FW transfers supported */ |
#define PCI_AGP_STATUS_RATE4 0x0004 /* 4x transfer rate supported */ |
#define PCI_AGP_STATUS_RATE2 0x0002 /* 2x transfer rate supported */ |
#define PCI_AGP_STATUS_RATE1 0x0001 /* 1x transfer rate supported */ |
#define PCI_AGP_COMMAND 8 /* Control register */ |
#define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */ |
#define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */ |
#define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */ |
#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */ |
#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */ |
#define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */ |
#define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 2x rate */ |
#define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 1x rate */ |
#define PCI_AGP_SIZEOF 12 |
#define PCI_MAP_REG_START 0x10 |
#define PCI_MAP_REG_END 0x28 |
#define PCI_MAP_ROM_REG 0x30 |
#define PCI_MAP_MEMORY 0x00000000 |
#define PCI_MAP_IO 0x00000001 |
#define PCI_MAP_MEMORY_TYPE 0x00000007 |
#define PCI_MAP_IO_TYPE 0x00000003 |
#define PCI_MAP_MEMORY_TYPE_32BIT 0x00000000 |
#define PCI_MAP_MEMORY_TYPE_32BIT_1M 0x00000002 |
#define PCI_MAP_MEMORY_TYPE_64BIT 0x00000004 |
#define PCI_MAP_MEMORY_TYPE_MASK 0x00000006 |
#define PCI_MAP_MEMORY_CACHABLE 0x00000008 |
#define PCI_MAP_MEMORY_ATTR_MASK 0x0000000e |
#define PCI_MAP_MEMORY_ADDRESS_MASK 0xfffffff0 |
#define PCI_MAP_IO_ATTR_MASK 0x00000003 |
#define PCI_MAP_IS_IO(b) ((b) & PCI_MAP_IO) |
#define PCI_MAP_IS_MEM(b) (!PCI_MAP_IS_IO(b)) |
#define PCI_MAP_IS64BITMEM(b) \ |
(((b) & PCI_MAP_MEMORY_TYPE_MASK) == PCI_MAP_MEMORY_TYPE_64BIT) |
#define PCIGETMEMORY(b) ((b) & PCI_MAP_MEMORY_ADDRESS_MASK) |
#define PCIGETMEMORY64HIGH(b) (*((CARD32*)&b + 1)) |
#define PCIGETMEMORY64(b) \ |
(PCIGETMEMORY(b) | ((CARD64)PCIGETMEMORY64HIGH(b) << 32)) |
#define PCI_MAP_IO_ADDRESS_MASK 0xfffffffc |
#define PCIGETIO(b) ((b) & PCI_MAP_IO_ADDRESS_MASK) |
#define PCI_MAP_ROM_DECODE_ENABLE 0x00000001 |
#define PCI_MAP_ROM_ADDRESS_MASK 0xfffff800 |
#define PCIGETROM(b) ((b) & PCI_MAP_ROM_ADDRESS_MASK) |
#ifndef PCI_DOM_MASK |
# define PCI_DOM_MASK 0x0ffu |
#endif |
#define PCI_DOMBUS_MASK (((PCI_DOM_MASK) << 8) | 0x0ffu) |
#define PCI_MAKE_TAG(b,d,f) ((((b) & (PCI_DOMBUS_MASK)) << 16) | \ |
(((d) & 0x00001fu) << 11) | \ |
(((f) & 0x000007u) << 8)) |
#define PCI_BUS_FROM_TAG(tag) (((tag) >> 16) & (PCI_DOMBUS_MASK)) |
#define PCI_DEV_FROM_TAG(tag) (((tag) & 0x0000f800u) >> 11) |
#define PCI_FUNC_FROM_TAG(tag) (((tag) & 0x00000700u) >> 8) |
#define PCI_DFN_FROM_TAG(tag) (((tag) & 0x0000ff00u) >> 8) |
typedef unsigned int PCITAG; |
extern inline PCITAG |
pciTag(int busnum, int devnum, int funcnum) |
{ |
return(PCI_MAKE_TAG(busnum,devnum,funcnum)); |
} |
const PciChipset_t *PciDevMatch(u16_t dev,const PciChipset_t *list); |
u32_t pciGetBaseSize(int bus, int devfn, int index, Bool destructive, Bool *min); |
#define PCI_ANY_ID (~0) |
#define for_each_pci_dev(d) while ((d = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, d))!=-1) |