diff options
Diffstat (limited to 'package/ifxmips-atm/src/common.h')
| -rw-r--r-- | package/ifxmips-atm/src/common.h | 896 |
1 files changed, 0 insertions, 896 deletions
diff --git a/package/ifxmips-atm/src/common.h b/package/ifxmips-atm/src/common.h deleted file mode 100644 index aad6a984e..000000000 --- a/package/ifxmips-atm/src/common.h +++ /dev/null @@ -1,896 +0,0 @@ -#include <linux/atmdev.h> -#include <asm/ifxmips/ifxmips_irq.h> -#include <linux/irq.h> -#include <linux/sem.h> -#include <linux/coda.h> - -#define RX_DMA_CH_CBR 0 -#define RX_DMA_CH_VBR_RT 1 -#define RX_DMA_CH_VBR_NRT 2 -#define RX_DMA_CH_AVR 3 -#define RX_DMA_CH_UBR 4 -#define RX_DMA_CH_OAM 5 -#define RX_DMA_CH_TOTAL 6 - -#define WRX_DMA_CHANNEL_INTERRUPT_MODE 0x00 -#define WRX_DMA_CHANNEL_POLLING_MODE 0x01 -//#define WRX_DMA_CHANNEL_COUNTER_MODE 0x02 -#define WRX_DMA_CHANNEL_COUNTER_MODE WRX_DMA_CHANNEL_INTERRUPT_MODE -#define WRX_DMA_BUF_LEN_PER_DESCRIPTOR 0x00 -#define WRX_DMA_BUF_LEN_PER_CHANNEL 0x01 - -#define ATM_VBR_RT 6 -#define ATM_VBR_NRT ATM_VBR -#define ATM_UBR_PLUS 7 - -#define SET_BITS(x, msb, lsb, value) (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb))) - -#define GET_ATM_PRIV(dev) ((Atm_Priv *)dev->priv) - -#define CDM_CFG PPE_REG_ADDR(0x0100) - -#define CDM_CFG_RAM1 GET_BITS(*CDM_CFG, 3, 2) -#define CDM_CFG_RAM0 (*CDM_CFG & (1 << 1)) - -#define CDM_CFG_RAM1_SET(value) SET_BITS(0, 3, 2, value) -#define CDM_CFG_RAM0_SET(value) ((value) ? (1 << 1) : 0) - -/* - * EMA Registers - */ -#define EMA_CMDCFG PPE_REG_ADDR(0x0A00) -#define EMA_DATACFG PPE_REG_ADDR(0x0A01) -#define EMA_CMDCNT PPE_REG_ADDR(0x0A02) -#define EMA_DATACNT PPE_REG_ADDR(0x0A03) -#define EMA_ISR PPE_REG_ADDR(0x0A04) -#define EMA_IER PPE_REG_ADDR(0x0A05) -#define EMA_CFG PPE_REG_ADDR(0x0A06) -#define EMA_SUBID PPE_REG_ADDR(0x0A07) - - -/* - * QSB RAM Access Register - */ -#define QSB_RAMAC QSB_CONF_REG(0x000D) - -#define QSB_RAMAC_RW (*QSB_RAMAC & (1 << 31)) -#define QSB_RAMAC_TSEL GET_BITS(*QSB_RAMAC, 27, 24) -#define QSB_RAMAC_LH (*QSB_RAMAC & (1 << 16)) -#define QSB_RAMAC_TESEL GET_BITS(*QSB_RAMAC, 9, 0) - -#define QSB_RAMAC_RW_SET(value) ((value) ? (1 << 31) : 0) -#define QSB_RAMAC_TSEL_SET(value) SET_BITS(0, 27, 24, value) -#define QSB_RAMAC_LH_SET(value) ((value) ? (1 << 16) : 0) -#define QSB_RAMAC_TESEL_SET(value) SET_BITS(0, 9, 0, value) - -/* QSB */ -#define QSB_RAMAC_RW_READ 0 -#define QSB_RAMAC_RW_WRITE 1 - -#define QSB_RAMAC_TSEL_QPT 0x01 -#define QSB_RAMAC_TSEL_SCT 0x02 -#define QSB_RAMAC_TSEL_SPT 0x03 -#define QSB_RAMAC_TSEL_VBR 0x08 - -#define QSB_RAMAC_LH_LOW 0 -#define QSB_RAMAC_LH_HIGH 1 - -#define QSB_QPT_SET_MASK 0x0 -#define QSB_QVPT_SET_MASK 0x0 -#define QSB_SET_SCT_MASK 0x0 -#define QSB_SET_SPT_MASK 0x0 -#define QSB_SET_SPT_SBVALID_MASK 0x7FFFFFFF - -#define QSB_SPT_SBV_VALID (1 << 31) -#define QSB_SPT_PN_SET(value) (((value) & 0x01) ? (1 << 16) : 0) -#define QSB_SPT_INTRATE_SET(value) SET_BITS(0, 13, 0, value) - -/* - * QSB Internal Cell Delay Variation Register - */ -#define QSB_ICDV QSB_CONF_REG(0x0007) - -#define QSB_ICDV_TAU GET_BITS(*QSB_ICDV, 5, 0) - -#define QSB_ICDV_TAU_SET(value) SET_BITS(0, 5, 0, value) - -/* - * QSB Scheduler Burst Limit Register - */ -#define QSB_SBL QSB_CONF_REG(0x0009) - -#define QSB_SBL_SBL GET_BITS(*QSB_SBL, 3, 0) - -#define QSB_SBL_SBL_SET(value) SET_BITS(0, 3, 0, value) - -/* - * QSB Configuration Register - */ -#define QSB_CFG QSB_CONF_REG(0x000A) - -#define QSB_CFG_TSTEPC GET_BITS(*QSB_CFG, 1, 0) - -#define QSB_CFG_TSTEPC_SET(value) SET_BITS(0, 1, 0, value) - -/* - * QSB RAM Transfer Table Register - */ -#define QSB_RTM QSB_CONF_REG(0x000B) - -#define QSB_RTM_DM (*QSB_RTM) - -#define QSB_RTM_DM_SET(value) ((value) & 0xFFFFFFFF) - -/* - * QSB RAM Transfer Data Register - */ -#define QSB_RTD QSB_CONF_REG(0x000C) - -#define QSB_RTD_TTV (*QSB_RTD) - -#define QSB_RTD_TTV_SET(value) ((value) & 0xFFFFFFFF) - -/* - * PP32 Debug Control Register - */ -#define PP32_DBG_CTRL PP32_DEBUG_REG_ADDR(0x0000) - -#define DBG_CTRL_START_SET(value) ((value) ? (1 << 0) : 0) -#define DBG_CTRL_STOP_SET(value) ((value) ? (1 << 1) : 0) -#define DBG_CTRL_STEP_SET(value) ((value) ? (1 << 2) : 0) - -#define SB_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8000) << 2))) -#define UPDATE_VCC_STAT(conn, item, num) do { ppe_dev.connection[conn].item += num; } while (0) -/* - * EMA Settings - */ -#define EMA_CMD_BUF_LEN 0x0040 -#define EMA_CMD_BASE_ADDR (0x00001580 << 2) -#define EMA_DATA_BUF_LEN 0x0100 -#define EMA_DATA_BASE_ADDR (0x00001900 << 2) -#define EMA_WRITE_BURST 0x2 -#define EMA_READ_BURST 0x2 - - -#define CELL_SIZE ATM_AAL0_SDU -#define IDLE_CYCLE_NUMBER 30000 - -#define MBOX_IGU1_ISR PPE_REG_ADDR(0x0206) -#define MBOX_IGU3_ISRS PPE_REG_ADDR(0x0214) -#define MBOX_IGU1_ISRC PPE_REG_ADDR(0x0205) -#define MBOX_IGU3_ISR PPE_REG_ADDR(0x0216) -#define MBOX_IGU3_ISRS_SET(n) (1 << (n)) -#define MBOX_IGU3_ISR_ISR(n) (*MBOX_IGU3_ISR & (1 << (n))) -/* - * * Mailbox IGU1 Registers - * */ -#define MBOX_IGU1_ISRS PPE_REG_ADDR(0x0204) -#define MBOX_IGU1_IER PPE_REG_ADDR(0x0207) - -#define MBOX_IGU1_ISRS_SET(n) (1 << (n)) -#define MBOX_IGU1_ISRC_CLEAR(n) (1 << (n)) -#define MBOX_IGU1_ISR_ISR(n) (*MBOX_IGU1_ISR & (1 << (n))) -#define MBOX_IGU1_IER_EN(n) (*MBOX_IGU1_IER & (1 << (n))) -#define MBOX_IGU1_IER_EN_SET(n) (1 << (n)) - -/* - * * Mailbox IGU3 Registers - * */ -#define MBOX_IGU3_ISRC PPE_REG_ADDR(0x0215) -#define MBOX_IGU3_IER PPE_REG_ADDR(0x0217) - -#define MBOX_IGU3_ISRS_SET(n) (1 << (n)) -#define MBOX_IGU3_ISRC_CLEAR(n) (1 << (n)) -#define MBOX_IGU3_ISR_ISR(n) (*MBOX_IGU3_ISR & (1 << (n))) -#define MBOX_IGU3_IER_EN(n) (*MBOX_IGU3_IER & (1 << (n))) -#define MBOX_IGU3_IER_EN_SET(n) (1 << (n)) - - -// RX Frame Definitions -#define MAX_RX_PACKET_ALIGN_BYTES 3 -#define MAX_RX_PACKET_PADDING_BYTES 3 -#define RX_INBAND_TRAILER_LENGTH 8 -#define MAX_RX_FRAME_EXTRA_BYTES (RX_INBAND_TRAILER_LENGTH + MAX_RX_PACKET_ALIGN_BYTES + MAX_RX_PACKET_PADDING_BYTES) - -// TX Frame Definitions -#define MAX_TX_HEADER_ALIGN_BYTES 12 -#define MAX_TX_PACKET_ALIGN_BYTES 3 -#define MAX_TX_PACKET_PADDING_BYTES 3 -#define TX_INBAND_HEADER_LENGTH 8 -#define MAX_TX_FRAME_EXTRA_BYTES (TX_INBAND_HEADER_LENGTH + MAX_TX_HEADER_ALIGN_BYTES + MAX_TX_PACKET_ALIGN_BYTES + MAX_TX_PACKET_PADDING_BYTES) - - -// DWORD-Length of Memory Blocks -#define PP32_DEBUG_REG_DWLEN 0x0030 -#define PPM_INT_REG_DWLEN 0x0010 -#define PP32_INTERNAL_RES_DWLEN 0x00C0 -#define PPE_CLOCK_CONTROL_DWLEN 0x0F00 -#define CDM_CODE_MEMORY_RAM0_DWLEN 0x1000 -#define CDM_CODE_MEMORY_RAM1_DWLEN 0x0800 -#define PPE_REG_DWLEN 0x1000 -#define PP32_DATA_MEMORY_RAM1_DWLEN 0x0800 -#define PPM_INT_UNIT_DWLEN 0x0100 -#define PPM_TIMER0_DWLEN 0x0100 -#define PPM_TASK_IND_REG_DWLEN 0x0100 -#define PPS_BRK_DWLEN 0x0100 -#define PPM_TIMER1_DWLEN 0x0100 -#define SB_RAM0_DWLEN 0x0400 -#define SB_RAM1_DWLEN 0x0800 -#define SB_RAM2_DWLEN 0x0A00 -#define SB_RAM3_DWLEN 0x0400 -#define QSB_CONF_REG_DWLEN 0x0100 -/* - * QSB Queue Scheduling and Shaping Definitions - */ -#define QSB_WFQ_NONUBR_MAX 0x3f00 -#define QSB_WFQ_UBR_BYPASS 0x3fff -#define QSB_TP_TS_MAX 65472 -#define QSB_TAUS_MAX 64512 -#define QSB_GCR_MIN 18 - - - -// OAM Definitions -#define OAM_RX_QUEUE_NUMBER 1 -#define OAM_TX_QUEUE_NUMBER_PER_PORT 0 -#define OAM_RX_DMA_CHANNEL_NUMBER OAM_RX_QUEUE_NUMBER -#define OAM_HTU_ENTRY_NUMBER 3 -#define OAM_F4_SEG_HTU_ENTRY 0 -#define OAM_F4_TOT_HTU_ENTRY 1 -#define OAM_F5_HTU_ENTRY 2 -#define OAM_F4_CELL_ID 0 -#define OAM_F5_CELL_ID 15 - -// ATM Port, QSB Queue, DMA RX/TX Channel Parameters -#define ATM_PORT_NUMBER 2 -#define MAX_QUEUE_NUMBER 16 -#define QSB_QUEUE_NUMBER_BASE 1 -#define MAX_QUEUE_NUMBER_PER_PORT (MAX_QUEUE_NUMBER - QSB_QUEUE_NUMBER_BASE) -#define MAX_CONNECTION_NUMBER MAX_QUEUE_NUMBER -#define MAX_RX_DMA_CHANNEL_NUMBER 8 -#define MAX_TX_DMA_CHANNEL_NUMBER 16 -#define DMA_ALIGNMENT 4 - -#define DEFAULT_RX_HUNT_BITTH 4 - -/* - * FPI Configuration Bus Register and Memory Address Mapping - */ -#define DANUBE_PPE (KSEG1 + 0x1E180000) -#define PP32_DEBUG_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0000) << 2))) -#define PPM_INT_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0030) << 2))) -#define PP32_INTERNAL_RES_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0040) << 2))) -#define PPE_CLOCK_CONTROL_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x0100) << 2))) -#define CDM_CODE_MEMORY_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x1000) << 2))) -#define CDM_CODE_MEMORY_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x2000) << 2))) -#define PPE_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x4000) << 2))) -#define PP32_DATA_MEMORY_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x5000) << 2))) -#define PPM_INT_UNIT_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6000) << 2))) -#define PPM_TIMER0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6100) << 2))) -#define PPM_TASK_IND_REG_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6200) << 2))) -#define PPS_BRK_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6300) << 2))) -#define PPM_TIMER1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x6400) << 2))) -#define SB_RAM0_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8000) << 2))) -#define SB_RAM1_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8400) << 2))) -#define SB_RAM2_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x8C00) << 2))) -#define SB_RAM3_ADDR(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0x9600) << 2))) -#define QSB_CONF_REG(x) ((volatile u32*)(DANUBE_PPE + (((x) + 0xC000) << 2))) - -/* - * Host-PPE Communication Data Address Mapping - */ -#define CFG_WRX_HTUTS PPM_INT_UNIT_ADDR(0x2400) /* WAN RX HTU Table Size, must be configured before enable PPE firmware. */ -#define CFG_WRX_QNUM PPM_INT_UNIT_ADDR(0x2401) /* WAN RX Queue Number */ -#define CFG_WRX_DCHNUM PPM_INT_UNIT_ADDR(0x2402) /* WAN RX DMA Channel Number, no more than 8, must be configured before enable PPE firmware. */ -#define CFG_WTX_DCHNUM PPM_INT_UNIT_ADDR(0x2403) /* WAN TX DMA Channel Number, no more than 16, must be configured before enable PPE firmware. */ -#define CFG_WRDES_DELAY PPM_INT_UNIT_ADDR(0x2404) /* WAN Descriptor Write Delay, must be configured before enable PPE firmware. */ -#define WRX_DMACH_ON PPM_INT_UNIT_ADDR(0x2405) /* WAN RX DMA Channel Enable, must be configured before enable PPE firmware. */ -#define WTX_DMACH_ON PPM_INT_UNIT_ADDR(0x2406) /* WAN TX DMA Channel Enable, must be configured before enable PPE firmware. */ -#define WRX_HUNT_BITTH PPM_INT_UNIT_ADDR(0x2407) /* WAN RX HUNT Threshold, must be between 2 to 8. */ -#define WRX_QUEUE_CONFIG(i) ((struct wrx_queue_config*)PPM_INT_UNIT_ADDR(0x2500 + (i) * 20)) -#define WRX_DMA_CHANNEL_CONFIG(i) ((struct wrx_dma_channel_config*)PPM_INT_UNIT_ADDR(0x2640 + (i) * 7)) -#define WTX_PORT_CONFIG(i) ((struct wtx_port_config*)PPM_INT_UNIT_ADDR(0x2440 + (i))) -#define WTX_QUEUE_CONFIG(i) ((struct wtx_queue_config*)PPM_INT_UNIT_ADDR(0x2710 + (i) * 27)) -#define WTX_DMA_CHANNEL_CONFIG(i) ((struct wtx_dma_channel_config*)PPM_INT_UNIT_ADDR(0x2711 + (i) * 27)) -#define WAN_MIB_TABLE ((struct wan_mib_table*)PPM_INT_UNIT_ADDR(0x2410)) -#define HTU_ENTRY(i) ((struct htu_entry*)PPM_INT_UNIT_ADDR(0x2000 + (i))) -#define HTU_MASK(i) ((struct htu_mask*)PPM_INT_UNIT_ADDR(0x2020 + (i))) -#define HTU_RESULT(i) ((struct htu_result*)PPM_INT_UNIT_ADDR(0x2040 + (i))) - -// DREG Idle Counters -#define DREG_AT_CELL0 PPE_REG_ADDR(0x0D24) -#define DREG_AT_CELL1 PPE_REG_ADDR(0x0D25) -#define DREG_AT_IDLE_CNT0 PPE_REG_ADDR(0x0D26) -#define DREG_AT_IDLE_CNT1 PPE_REG_ADDR(0x0D27) -#define DREG_AR_CELL0 PPE_REG_ADDR(0x0D68) -#define DREG_AR_CELL1 PPE_REG_ADDR(0x0D69) -#define DREG_AR_IDLE_CNT0 PPE_REG_ADDR(0x0D6A) -#define DREG_AR_IDLE_CNT1 PPE_REG_ADDR(0x0D6B) -#define DREG_AR_AIIDLE_CNT0 PPE_REG_ADDR(0x0D6C) -#define DREG_AR_AIIDLE_CNT1 PPE_REG_ADDR(0x0D6D) -#define DREG_AR_BE_CNT0 PPE_REG_ADDR(0x0D6E) -#define DREG_AR_BE_CNT1 PPE_REG_ADDR(0x0D6F) - - -/* - * 64-bit Data Type - */ -typedef struct { - unsigned int h: 32; - unsigned int l: 32; -} ppe_u64_t; - -/* - * PPE ATM Cell Header - */ -#if defined(__BIG_ENDIAN) - struct uni_cell_header { - unsigned int gfc :4; - unsigned int vpi :8; - unsigned int vci :16; - unsigned int pti :3; - unsigned int clp :1; - }; -#else - struct uni_cell_header { - unsigned int clp :1; - unsigned int pti :3; - unsigned int vci :16; - unsigned int vpi :8; - unsigned int gfc :4; - }; -#endif // defined(__BIG_ENDIAN) - -/* - * Inband Header and Trailer - */ -#if defined(__BIG_ENDIAN) - struct rx_inband_trailer { - /* 0 - 3h */ - unsigned int uu :8; - unsigned int cpi :8; - unsigned int stw_res1:4; - unsigned int stw_clp :1; - unsigned int stw_ec :1; - unsigned int stw_uu :1; - unsigned int stw_cpi :1; - unsigned int stw_ovz :1; - unsigned int stw_mfl :1; - unsigned int stw_usz :1; - unsigned int stw_crc :1; - unsigned int stw_il :1; - unsigned int stw_ra :1; - unsigned int stw_res2:2; - /* 4 - 7h */ - unsigned int gfc :4; - unsigned int vpi :8; - unsigned int vci :16; - unsigned int pti :3; - unsigned int clp :1; - }; - - struct tx_inband_header { - /* 0 - 3h */ - unsigned int gfc :4; - unsigned int vpi :8; - unsigned int vci :16; - unsigned int pti :3; - unsigned int clp :1; - /* 4 - 7h */ - unsigned int uu :8; - unsigned int cpi :8; - unsigned int pad :8; - unsigned int res1 :8; - }; -#else - struct rx_inband_trailer { - /* 0 - 3h */ - unsigned int stw_res2:2; - unsigned int stw_ra :1; - unsigned int stw_il :1; - unsigned int stw_crc :1; - unsigned int stw_usz :1; - unsigned int stw_mfl :1; - unsigned int stw_ovz :1; - unsigned int stw_cpi :1; - unsigned int stw_uu :1; - unsigned int stw_ec :1; - unsigned int stw_clp :1; - unsigned int stw_res1:4; - unsigned int cpi :8; - unsigned int uu :8; - /* 4 - 7h */ - unsigned int clp :1; - unsigned int pti :3; - unsigned int vci :16; - unsigned int vpi :8; - unsigned int gfc :4; - }; - - struct tx_inband_header { - /* 0 - 3h */ - unsigned int clp :1; - unsigned int pti :3; - unsigned int vci :16; - unsigned int vpi :8; - unsigned int gfc :4; - /* 4 - 7h */ - unsigned int res1 :8; - unsigned int pad :8; - unsigned int cpi :8; - unsigned int uu :8; - }; -#endif // defined(__BIG_ENDIAN) - -struct wan_mib_table { - unsigned int res1; - unsigned int wrx_drophtu_cell; - unsigned int wrx_dropdes_pdu; - unsigned int wrx_correct_pdu; - unsigned int wrx_err_pdu; - unsigned int wrx_dropdes_cell; - unsigned int wrx_correct_cell; - unsigned int wrx_err_cell; - unsigned int wrx_total_byte; - unsigned int wtx_total_pdu; - unsigned int wtx_total_cell; - unsigned int wtx_total_byte; -}; - -/* - * Internal Structure of Device - */ -struct port { - int connection_base; /* first connection ID (RX/TX queue ID) */ - unsigned int max_connections; /* maximum connection number */ - unsigned int connection_table; /* connection opened status, every bit */ - unsigned int tx_max_cell_rate; /* maximum cell rate */ - unsigned int tx_current_cell_rate; /* currently used cell rate */ -#if !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS - int rx_dma_channel_base; /* first RX DMA channel ID */ - unsigned int rx_dma_channel_assigned;/* totally RX DMA channels used */ -#endif // !defined(ENABLE_RX_QOS) || !ENABLE_RX_QOS - int oam_tx_queue; /* first TX queue ID of OAM cell */ - struct atm_dev *dev; - -}; - -struct connection { - struct atm_vcc *vcc; /* opened VCC */ - struct timespec access_time; /* time when last F4/F5 user cell arrives */ - unsigned int aal5_vcc_crc_err; /* number of packets with CRC error */ - unsigned int aal5_vcc_oversize_sdu; /* number of packets with oversize error */ - int rx_dma_channel; /* RX DMA channel ID assigned */ - int port; /* to which port the connection belongs */ - unsigned int rx_pdu; - unsigned int rx_err_pdu; - unsigned int rx_sw_drop_pdu; - unsigned int tx_pdu; - unsigned int tx_err_pdu; - unsigned int tx_hw_drop_pdu; - unsigned int tx_sw_drop_pdu; -}; - -struct ppe_dev { - struct connection connection[MAX_CONNECTION_NUMBER]; - struct port port[ATM_PORT_NUMBER]; - - struct aal5 { - unsigned char padding_byte; /* padding byte pattern of AAL5 packet */ - unsigned int rx_max_packet_size; /* max AAL5 packet length */ - unsigned int rx_min_packet_size; /* min AAL5 packet length */ - unsigned int rx_buffer_size; /* max memory allocated for a AAL5 packet */ - unsigned int tx_max_packet_size; /* max AAL5 packet length */ - unsigned int tx_min_packet_size; /* min AAL5 packet length */ - unsigned int tx_buffer_size; /* max memory allocated for a AAL5 packet */ - unsigned int rx_drop_error_packet; /* 1: drop error packet, 0: ignore errors */ - } aal5; - - struct qsb { - unsigned int tau; /* cell delay variation due to concurrency */ - unsigned int tstepc; /* shceduler burst length */ - unsigned int sbl; /* time step */ - } qsb; - - struct dma { - unsigned int rx_descriptor_number; /* number of RX descriptors */ - unsigned int tx_descriptor_number; /* number of TX descriptors */ - unsigned int rx_clp1_desc_threshold; /* threshold to drop cells with CLP1 */ - unsigned int write_descriptor_delay; /* delay on descriptor write path */ - unsigned int rx_total_channel_used; /* total RX channel used */ - void *rx_descriptor_addr; /* base address of memory allocated for */ - struct rx_descriptor - *rx_descriptor_base; /* base address of RX descriptors */ - int rx_desc_read_pos[MAX_RX_DMA_CHANNEL_NUMBER]; /* first RX descriptor */ - /* to be read */ -// struct sk_buff **rx_skb_pointers; /* base address of RX sk_buff pointers */ - -#if defined(ENABLE_RX_QOS) && ENABLE_RX_QOS - long rx_weight[MAX_RX_DMA_CHANNEL_NUMBER]; /* RX schedule weight */ - long rx_default_weight[MAX_RX_DMA_CHANNEL_NUMBER]; /* default weight */ -#endif - - unsigned int tx_total_channel_used; /* total TX channel used */ - void *tx_descriptor_addr; /* base address of memory allocated for */ - /* TX descriptors */ - struct tx_descriptor - *tx_descriptor_base; /* base address of TX descriptors */ - int tx_desc_alloc_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */ - /* could be allocated */ -// int tx_desc_alloc_num[MAX_TX_DMA_CHANNEL_NUMBER]; /* number of allocated */ -// /* TX descriptors */ - int tx_desc_alloc_flag[MAX_TX_DMA_CHANNEL_NUMBER]; /* at least one TX */ - /* descriptor is alloc */ -// int tx_desc_send_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */ -// /* to be send */ - int tx_desc_release_pos[MAX_TX_DMA_CHANNEL_NUMBER]; /* first TX descriptor */ - /* to be released */ - struct sk_buff **tx_skb_pointers; /* base address of TX sk_buff pointers */ - } dma; - - struct mib { - ppe_u64_t wrx_total_byte; /* bit-64 extention of MIB table member */ - ppe_u64_t wtx_total_byte; /* bit-64 extention of MIB talbe member */ - - unsigned int wrx_pdu; /* successfully received AAL5 packet */ - unsigned int wrx_drop_pdu; /* AAL5 packet dropped by driver on RX */ - unsigned int wtx_err_pdu; /* error AAL5 packet */ - unsigned int wtx_drop_pdu; /* AAL5 packet dropped by driver on TX */ - } mib; - struct wan_mib_table prev_mib; - - int oam_rx_queue; /* RX queue ID of OAM cell */ - int oam_rx_dma_channel; /* RX DMA channel ID of OAM cell */ - int max_connections; /* total connections available */ - - struct semaphore sem; /* lock used by open/close function */ -}; - -/* - * Host-PPE Communication Data Structure - */ -#if defined(__BIG_ENDIAN) - struct wrx_queue_config { - /* 0h */ - unsigned int res2 :27; - unsigned int dmach :4; - unsigned int errdp :1; - /* 1h */ - unsigned int oversize :16; - unsigned int undersize :16; - /* 2h */ - unsigned int res1 :16; - unsigned int mfs :16; - /* 3h */ - unsigned int uumask :8; - unsigned int cpimask :8; - unsigned int uuexp :8; - unsigned int cpiexp :8; - }; - - struct wtx_port_config { - unsigned int res1 :27; - unsigned int qid :4; - unsigned int qsben :1; - }; - - struct wtx_queue_config { - unsigned int res1 :25; - unsigned int sbid :1; - unsigned int res2 :3; - unsigned int type :2; - unsigned int qsben :1; - }; - - struct wrx_dma_channel_config { - /* 0h */ - unsigned int res1 :1; - unsigned int mode :2; - unsigned int rlcfg :1; - unsigned int desba :28; - /* 1h */ - unsigned int chrl :16; - unsigned int clp1th :16; - /* 2h */ - unsigned int deslen :16; - unsigned int vlddes :16; - }; - - struct wtx_dma_channel_config { - /* 0h */ - unsigned int res2 :1; - unsigned int mode :2; - unsigned int res3 :1; - unsigned int desba :28; - /* 1h */ - unsigned int res1 :32; - /* 2h */ - unsigned int deslen :16; - unsigned int vlddes :16; - }; - - struct htu_entry { - unsigned int res1 :2; - unsigned int pid :2; - unsigned int vpi :8; - unsigned int vci :16; - unsigned int pti :3; - unsigned int vld :1; - }; - - struct htu_mask { - unsigned int set :2; - unsigned int pid_mask :2; - unsigned int vpi_mask :8; - unsigned int vci_mask :16; - unsigned int pti_mask :3; - unsigned int clear :1; - }; - - struct htu_result { - unsigned int res1 :12; - unsigned int cellid :4; - unsigned int res2 :5; - unsigned int type :1; - unsigned int ven :1; - unsigned int res3 :5; - unsigned int qid :4; - }; - - struct rx_descriptor { - /* 0 - 3h */ - unsigned int own :1; - unsigned int c :1; - unsigned int sop :1; - unsigned int eop :1; - unsigned int res1 :3; - unsigned int byteoff :2; - unsigned int res2 :2; - unsigned int id :4; - unsigned int err :1; - unsigned int datalen :16; - /* 4 - 7h */ - unsigned int res3 :4; - unsigned int dataptr :28; - }; - - struct tx_descriptor { - /* 0 - 3h */ - unsigned int own :1; - unsigned int c :1; - unsigned int sop :1; - unsigned int eop :1; - unsigned int byteoff :5; - unsigned int res1 :5; - unsigned int iscell :1; - unsigned int clp :1; - unsigned int datalen :16; - /* 4 - 7h */ - unsigned int res2 :4; - unsigned int dataptr :28; - }; -#else - struct wrx_queue_config { - /* 0h */ - unsigned int errdp :1; - unsigned int dmach :4; - unsigned int res2 :27; - /* 1h */ - unsigned int undersize :16; - unsigned int oversize :16; - /* 2h */ - unsigned int mfs :16; - unsigned int res1 :16; - /* 3h */ - unsigned int cpiexp :8; - unsigned int uuexp :8; - unsigned int cpimask :8; - unsigned int uumask :8; - }; - - struct wtx_port_config { - unsigned int qsben :1; - unsigned int qid :4; - unsigned int res1 :27; - }; - - struct wtx_queue_config { - unsigned int qsben :1; - unsigned int type :2; - unsigned int res2 :3; - unsigned int sbid :1; - unsigned int res1 :25; - }; - - struct wrx_dma_channel_config - { - /* 0h */ - unsigned int desba :28; - unsigned int rlcfg :1; - unsigned int mode :2; - unsigned int res1 :1; - /* 1h */ - unsigned int clp1th :16; - unsigned int chrl :16; - /* 2h */ - unsigned int vlddes :16; - unsigned int deslen :16; - }; - - struct wtx_dma_channel_config { - /* 0h */ - unsigned int desba :28; - unsigned int res3 :1; - unsigned int mode :2; - unsigned int res2 :1; - /* 1h */ - unsigned int res1 :32; - /* 2h */ - unsigned int vlddes :16; - unsigned int deslen :16; - }; - - struct rx_descriptor { - /* 4 - 7h */ - unsigned int dataptr :28; - unsigned int res3 :4; - /* 0 - 3h */ - unsigned int datalen :16; - unsigned int err :1; - unsigned int id :4; - unsigned int res2 :2; - unsigned int byteoff :2; - unsigned int res1 :3; - unsigned int eop :1; - unsigned int sop :1; - unsigned int c :1; - unsigned int own :1; - }; - - struct tx_descriptor { - /* 4 - 7h */ - unsigned int dataptr :28; - unsigned int res2 :4; - /* 0 - 3h */ - unsigned int datalen :16; - unsigned int clp :1; - unsigned int iscell :1; - unsigned int res1 :5; - unsigned int byteoff :5; - unsigned int eop :1; - unsigned int sop :1; - unsigned int c :1; - unsigned int own :1; - }; -#endif // defined(__BIG_ENDIAN) - -/* - * QSB Queue Parameter Table Entry and Queue VBR Parameter Table Entry - */ -#if defined(__BIG_ENDIAN) - union qsb_queue_parameter_table { - struct { - unsigned int res1 :1; - unsigned int vbr :1; - unsigned int wfqf :14; - unsigned int tp :16; - } bit; - unsigned int dword; - }; - - union qsb_queue_vbr_parameter_table { - struct { - unsigned int taus :16; - unsigned int ts :16; - } bit; - unsigned int dword; - }; -#else - union qsb_queue_parameter_table { - struct { - unsigned int tp :16; - unsigned int wfqf :14; - unsigned int vbr :1; - unsigned int res1 :1; - } bit; - unsigned int dword; - }; - - union qsb_queue_vbr_parameter_table { - struct { - unsigned int ts :16; - unsigned int taus :16; - } bit; - unsigned int dword; - }; -#endif // defined(__BIG_ENDIAN) - - -typedef enum -{ - IAD_ATM_CBR = 6, /* IAD_ATM_PRI_HIGH, */ - IAD_ATM_VBR_RT = 4, /* IAD_ATM_PRI_MED_HIGH, VBR, Real-Time */ - IAD_ATM_VBR_NRT = 2, /* IAD_ATM_PRI_MED_LOW, VBR, Non-Real-Time */ - IAD_ATM_UBR = 0, /* IAD_ATM_PRI_LOW */ -} iad_atmServiceCategory; - -typedef unsigned int iad_atmDiffServCategory; - -typedef struct -{ - int cellRate; - int round; /* IAD_ATM_RATE_CEILING, IAD_ATM_RATE_FLOOR */ -} iad_atmCellRateDesc; - -typedef struct -{ - unsigned int phyID; /* IAD_ATM_PHY0, IAD_ATM_PHY1 */ - unsigned int txQHnd; /* Tx HW Q */ - union _pri - { - int priority; /* TS Q: 4 priorities: IAD_ATM_PRI_HIGH, IAD_ATM_PRI_MED_HIGH, IAD_ATM_PRI_MED_LOW, IAD_ATM_PRI_LOW - non-TS Q: 8 priorities: IAD_ATM_PRI_LEVEL_7, IAD_ATM_PRI_LEVEL_6,..., IAD_ATM_PRI_LEVEL_0 */ - iad_atmServiceCategory qosClass; /* IAD_ATM_CBR, IAD_ATM_VBR_RT, IAD_ATM_VBR_NRT, IAD_ATM_UBR */ - iad_atmDiffServCategory diffServClass; /* IP_QOS */ - } srvCat; /* service category */ - iad_atmCellRateDesc pcr; /* Peak Cell Rate */ - iad_atmCellRateDesc scr; /* Sustained Cell Rate. */ - iad_atmCellRateDesc mcr; /* Minimum Cell Rate, not used */ - int mbs; /* maximum bursting size in cells */ - int isPrioritize; /* TRUE: This flow is of the higher priority than the flows of the same QOS category.(Use MCR to boost priority) */ -} iad_atmTrfPar; /* Tx Traffic Parameters */ - -typedef struct -{ - unsigned int txGrpId; - unsigned int flowId; - iad_atmTrfPar trfPar; -} Atm_Ictl_Flow_Set; - -typedef struct -{ - unsigned int txGrpId; - unsigned int vpi; - unsigned int vci; - - unsigned int encaps; - unsigned int proto; - -} Atm_Ictl_Open_Vcc; - -typedef struct -{ - struct atm_vcc vcc; - unsigned int valid; - unsigned int on; - unsigned int vccIndex; /* 0~7 */ - unsigned int itf; - struct net_device_stats stats; -} Atm_Priv; - - -extern struct ppe_dev ppe_dev; - - -int pp32_start(void); -void pp32_stop(void); -void init_rx_tables(void); -void init_tx_tables(void); -struct sk_buff* alloc_skb_rx(void); -struct sk_buff* alloc_skb_tx(unsigned int); -void resize_skb_rx(struct sk_buff *, unsigned int, int); -struct sk_buff* atm_alloc_tx(struct atm_vcc *, unsigned int); -void atm_free_tx_skb_vcc(struct sk_buff *); -int alloc_tx_connection(int); -int ppe_open(struct atm_vcc *vcc); -void ppe_close(struct atm_vcc *vcc); -int ppe_ioctl(struct atm_dev *dev, unsigned int cmd, void *arg); -int ppe_send(struct atm_vcc *vcc, struct sk_buff *skb); -int ppe_send_oam(struct atm_vcc *vcc, void *cell, int flags); -int ppe_change_qos(struct atm_vcc *vcc, struct atm_qos *qos, int flags); -irqreturn_t mailbox_irq_handler(int, void *); -int find_vcc(struct atm_vcc *vcc); -int find_vpi(unsigned int vpi); -int find_vpivci(unsigned int vpi, unsigned int vci); -void mailbox_signal(unsigned int channel, int is_tx); - 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