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#ifndef _OHCI1394_H
#define _OHCI1394_H
#include "ieee1394_types.h"
#define OHCI1394_DEBUG 1
#define OHCI1394_DRIVER_NAME "ohci1394"
#ifndef PCI_DEVICE_ID_TI_OHCI1394
#define PCI_DEVICE_ID_TI_OHCI1394 0x8009
#endif
#ifndef PCI_DEVICE_ID_TI_OHCI1394_2
#define PCI_DEVICE_ID_TI_OHCI1394_2 0x8019
#endif
#ifndef PCI_DEVICE_ID_VIA_OHCI1394
#define PCI_DEVICE_ID_VIA_OHCI1394 0x3044
#endif
#ifndef PCI_VENDOR_ID_SONY
#define PCI_VENDOR_ID_SONY 0x104d
#endif
#ifndef PCI_DEVICE_ID_SONY_CXD3222
#define PCI_DEVICE_ID_SONY_CXD3222 0x8039
#endif
#define MAX_OHCI1394_CARDS 4
#define OHCI1394_MAX_AT_REQ_RETRIES 0x2
#define OHCI1394_MAX_AT_RESP_RETRIES 0x2
#define OHCI1394_MAX_PHYS_RESP_RETRIES 0x8
#define AR_REQ_NUM_DESC 4 /* number of AR req descriptors */
#define AR_REQ_BUF_SIZE 4096 /* size of AR req buffers */
#define AR_REQ_SPLIT_BUF_SIZE 4096 /* split packet buffer */
#define AR_RESP_NUM_DESC 4 /* number of AR resp descriptors */
#define AR_RESP_BUF_SIZE 4096 /* size of AR resp buffers */
#define AR_RESP_SPLIT_BUF_SIZE 4096 /* split packet buffer */
#define IR_NUM_DESC 16 /* number of IR descriptors */
#define IR_BUF_SIZE 6480 /* 6480 bytes/buffer */
#define IR_SPLIT_BUF_SIZE 8192 /* split packet buffer */
#define AT_REQ_NUM_DESC 32 /* number of AT req descriptors */
#define AT_RESP_NUM_DESC 32 /* number of AT resp descriptors */
struct dma_cmd {
u32 control;
u32 address;
u32 branchAddress;
u32 status;
};
struct at_dma_prg {
struct dma_cmd begin;
quadlet_t data[4];
struct dma_cmd end;
};
/* DMA receive context */
struct dma_rcv_ctx {
void *ohci;
int ctx;
unsigned int num_desc;
unsigned int buf_size;
unsigned int split_buf_size;
struct dma_cmd **prg;
quadlet_t **buf;
unsigned int buf_ind;
unsigned int buf_offset;
quadlet_t *spb;
spinlock_t lock;
struct tq_struct task;
int ctrlClear;
int ctrlSet;
int cmdPtr;
};
/* DMA transmit context */
struct dma_trm_ctx {
void *ohci;
int ctx;
unsigned int num_desc;
struct at_dma_prg *prg;
unsigned int prg_ind;
unsigned int sent_ind;
int free_prgs;
quadlet_t *branchAddrPtr;
struct hpsb_packet *first;
struct hpsb_packet *last;
spinlock_t lock;
struct tq_struct task;
int ctrlClear;
int ctrlSet;
int cmdPtr;
};
struct ti_ohci {
int id; /* sequential card number */
struct pci_dev *dev;
u32 state;
/* remapped memory spaces */
void *registers;
quadlet_t *self_id_buffer; /* dma buffer for self-id packets */
quadlet_t *csr_config_rom; /* buffer for csr config rom */
/* async receive */
struct dma_rcv_ctx *ar_resp_context;
struct dma_rcv_ctx *ar_req_context;
/* async transmit */
struct dma_trm_ctx *at_resp_context;
struct dma_trm_ctx *at_req_context;
/* iso receive */
struct dma_rcv_ctx *ir_context;
u64 IR_channel_usage;
spinlock_t IR_channel_lock;
/* IEEE-1394 part follows */
struct hpsb_host *host;
int phyid, isroot;
spinlock_t phy_reg_lock;
int NumBusResets;
};
/*
* Register read and write helper functions.
*/
inline static void reg_write(const struct ti_ohci *ohci, int offset, u32 data)
{
writel(data, ohci->registers + offset);
}
inline static u32 reg_read(const struct ti_ohci *ohci, int offset)
{
return readl(ohci->registers + offset);
}
/* This structure is not properly initialized ... it is taken from
the lynx_csr_rom written by Andreas ... Some fields in the root
directory and the module dependent info needs to be modified
I do not have the proper doc */
quadlet_t ohci_csr_rom[] = {
/* bus info block */
0x04040000, /* info/CRC length, CRC */
0x31333934, /* 1394 magic number */
0xf07da002, /* cyc_clk_acc = 125us, max_rec = 1024 */
0x00000000, /* vendor ID, chip ID high (written from card info) */
0x00000000, /* chip ID low (written from card info) */
/* root directory - FIXME */
0x00090000, /* CRC length, CRC */
0x03080028, /* vendor ID (Texas Instr.) */
0x81000009, /* offset to textual ID */
0x0c000200, /* node capabilities */
0x8d00000e, /* offset to unique ID */
0xc7000010, /* offset to module independent info */
0x04000000, /* module hardware version */
0x81000026, /* offset to textual ID */
0x09000000, /* node hardware version */
0x81000026, /* offset to textual ID */
/* module vendor ID textual */
0x00080000, /* CRC length, CRC */
0x00000000,
0x00000000,
0x54455841, /* "Texas Instruments" */
0x5320494e,
0x53545255,
0x4d454e54,
0x53000000,
/* node unique ID leaf */
0x00020000, /* CRC length, CRC */
0x08002856, /* vendor ID, chip ID high */
0x0000083E, /* chip ID low */
/* module dependent info - FIXME */
0x00060000, /* CRC length, CRC */
0xb8000006, /* ??? offset to module textual ID */
0x81000004, /* ??? textual descriptor */
0x00000000, /* SRAM size */
0x00000000, /* AUXRAM size */
0x00000000, /* AUX device */
/* module textual ID */
0x00050000, /* CRC length, CRC */
0x00000000,
0x00000000,
0x54534231, /* "TSB12LV22" */
0x324c5632,
0x32000000,
/* part number */
0x00060000, /* CRC length, CRC */
0x00000000,
0x00000000,
0x39383036, /* "9806000-0001" */
0x3030342d,
0x30303431,
0x20000001,
/* module hardware version textual */
0x00050000, /* CRC length, CRC */
0x00000000,
0x00000000,
0x5453424b, /* "TSBKOHCI403" */
0x4f484349,
0x34303300,
/* node hardware version textual */
0x00050000, /* CRC length, CRC */
0x00000000,
0x00000000,
0x54534234, /* "TSB41LV03" */
0x314c5630,
0x33000000
};
/* 2 KiloBytes of register space */
#define OHCI1394_REGISTER_SIZE 0x800
/* register map */
#define OHCI1394_Version 0x000
#define OHCI1394_GUID_ROM 0x004
#define OHCI1394_ATRetries 0x008
#define OHCI1394_CSRReadData 0x00C
#define OHCI1394_CSRCompareData 0x010
#define OHCI1394_CSRControl 0x014
#define OHCI1394_ConfigROMhdr 0x018
#define OHCI1394_BusID 0x01C
#define OHCI1394_BusOptions 0x020
#define OHCI1394_GUIDHi 0x024
#define OHCI1394_GUIDLo 0x028
#define OHCI1394_ConfigROMmap 0x034
#define OHCI1394_PostedWriteAddressLo 0x038
#define OHCI1394_PostedWriteAddressHi 0x03C
#define OHCI1394_VendorID 0x040
#define OHCI1394_HCControlSet 0x050
#define OHCI1394_HCControlClear 0x054
#define OHCI1394_SelfIDBuffer 0x064
#define OHCI1394_SelfIDCount 0x068
#define OHCI1394_IRMultiChanMaskHiSet 0x070
#define OHCI1394_IRMultiChanMaskHiClear 0x074
#define OHCI1394_IRMultiChanMaskLoSet 0x078
#define OHCI1394_IRMultiChanMaskLoClear 0x07C
#define OHCI1394_IntEventSet 0x080
#define OHCI1394_IntEventClear 0x084
#define OHCI1394_IntMaskSet 0x088
#define OHCI1394_IntMaskClear 0x08C
#define OHCI1394_IsoXmitIntEventSet 0x090
#define OHCI1394_IsoXmitIntEventClear 0x094
#define OHCI1394_IsoXmitIntMaskSet 0x098
#define OHCI1394_IsoXmitIntMaskClear 0x09C
#define OHCI1394_IsoRecvIntEventSet 0x0A0
#define OHCI1394_IsoRecvIntEventClear 0x0A4
#define OHCI1394_IsoRecvIntMaskSet 0x0A8
#define OHCI1394_IsoRecvIntMaskClear 0x0AC
#define OHCI1394_FairnessControl 0x0DC
#define OHCI1394_LinkControlSet 0x0E0
#define OHCI1394_LinkControlClear 0x0E4
#define OHCI1394_NodeID 0x0E8
#define OHCI1394_PhyControl 0x0EC
#define OHCI1394_IsochronousCycleTimer 0x0F0
#define OHCI1394_AsReqFilterHiSet 0x100
#define OHCI1394_AsReqFilterHiClear 0x104
#define OHCI1394_AsReqFilterLoSet 0x108
#define OHCI1394_AsReqFilterLoClear 0x10C
#define OHCI1394_PhyReqFilterHiSet 0x110
#define OHCI1394_PhyReqFilterHiClear 0x114
#define OHCI1394_PhyReqFilterLoSet 0x118
#define OHCI1394_PhyReqFilterLoClear 0x11C
#define OHCI1394_PhyUpperBound 0x120
#define OHCI1394_AsReqTrContextControlSet 0x180
#define OHCI1394_AsReqTrContextControlClear 0x184
#define OHCI1394_AsReqTrCommandPtr 0x18C
#define OHCI1394_AsRspTrContextControlSet 0x1A0
#define OHCI1394_AsRspTrContextControlClear 0x1A4
#define OHCI1394_AsRspTrCommandPtr 0x1AC
#define OHCI1394_AsReqRcvContextControlSet 0x1C0
#define OHCI1394_AsReqRcvContextControlClear 0x1C4
#define OHCI1394_AsReqRcvCommandPtr 0x1CC
#define OHCI1394_AsRspRcvContextControlSet 0x1E0
#define OHCI1394_AsRspRcvContextControlClear 0x1E4
#define OHCI1394_AsRspRcvCommandPtr 0x1EC
/* Isochronous receive registers */
/* Add (32 * n) for context n */
#define OHCI1394_IrRcvContextControlSet 0x400
#define OHCI1394_IrRcvContextControlClear 0x404
#define OHCI1394_IrRcvCommandPtr 0x40C
#define OHCI1394_IrRcvContextMatch 0x410
/* Interrupts Mask/Events */
#define OHCI1394_reqTxComplete 0x00000001
#define OHCI1394_respTxComplete 0x00000002
#define OHCI1394_ARRQ 0x00000004
#define OHCI1394_ARRS 0x00000008
#define OHCI1394_RQPkt 0x00000010
#define OHCI1394_RSPkt 0x00000020
#define OHCI1394_isochTx 0x00000040
#define OHCI1394_isochRx 0x00000080
#define OHCI1394_postedWriteErr 0x00001000
#define OHCI1394_lockRespErr 0x00002000
#define OHCI1394_selfIDComplete 0x00010000
#define OHCI1394_busReset 0x00020000
#define OHCI1394_phy 0x00080000
#define OHCI1394_cycleSynch 0x00100000
#define OHCI1394_cycle64Seconds 0x00200000
#define OHCI1394_cycleLost 0x00400000
#define OHCI1394_cycleInconsistent 0x00800000
#define OHCI1394_unrecoverableError 0x01000000
#define OHCI1394_cycleTooLong 0x02000000
#define OHCI1394_phyRegRcvd 0x04000000
#define OHCI1394_masterIntEnable 0x80000000
#define OUTPUT_MORE 0x00000000
#define OUTPUT_MORE_IMMEDIATE 0x02000000
#define OUTPUT_LAST 0x103c0000
#define OUTPUT_LAST_IMMEDIATE 0x123c0000
#define DMA_SPEED_100 0x0
#define DMA_SPEED_200 0x1
#define DMA_SPEED_400 0x2
#endif
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