📄 mpc8272.h
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uword stat_buf; /* Internal use buffer. */
uword cam_ptr; /* CAM address. */
uword c_mask; /* CRC constant mask */
uword c_pres; /* CRC preset */
uword crcec; /* CRC error counter */
uword alec; /* alignment error counter */
uword disfc; /* discarded frame counter */
ushort ret_lim; /* Retry limit threshold. */
ushort ret_cnt; /* Retry limit counter. */
ushort p_per; /* persistence */
ushort boff_cnt; /* back-off counter */
uword gaddr_h; /* group address filter, high */
uword gaddr_l; /* group address filter, low */
ushort tfcstat; /* out of sequece Tx BD staus. */
ushort tfclen; /* out of sequece Tx BD length. */
uword tfcptr; /* out of sequece Tx BD data pointer. */
ushort mflr; /* maximum frame length reg */
ushort paddr1_h; /* physical address (MSB) */
ushort paddr1_m; /* physical address */
ushort paddr1_l; /* physical address (LSB) */
ushort ibd_cnt; /* internal BD counter. */
ushort ibd_start; /* internal BD start pointer. */
ushort ibd_end; /* internal BD end pointer. */
ushort tx_len; /* tx frame length counter */
uchar ibd_base[0x20]; /* internal micro code usage. */
uword iaddr_h; /* individual address filter, high */
uword iaddr_l; /* individual address filter, low */
ushort minflr; /* minimum frame length reg */
ushort taddr_h; /* temp address (MSB) */
ushort taddr_m; /* temp address */
ushort taddr_l; /* temp address (LSB) */
ushort pad_ptr; /* pad_ptr. */
ushort cf_type; /* RESERVED (flow control frame type coding) */
ushort cf_range; /* flow control frame range. */
ushort max_b; /* max buffer descriptor byte count. */
ushort maxd1; /* max DMA1 length register. */
ushort maxd2; /* max DMA2 length register. */
ushort maxd; /* Rx max DMA. */
ushort dma_cnt; /* Rx DMA counter. */
/* counter: */
uword octc; /* received octets counter. */
uword colc; /* estimated number of collisions */
uword broc; /* received good packets of broadcast address */
uword mulc; /* received good packets of multicast address */
uword uspc; /* received packets shorter then 64 octets. */
uword frgc; /* as uspc + bad packets */
uword ospc; /* received packets longer then 1518 octets. */
uword jbrc; /* as ospc + bad packets */
uword p64c; /* received packets of 64 octets*/
uword p65c; /* received packets of 65-128 octets. */
uword p128c; /* received packets of 128-255 octets. */
uword p256c; /* received packets of 256-511 octets. */
uword p512c; /* received packets of 512-1023 octets. */
uword p1024c; /* received packets of 1024-1518 octets.*/
uword cam_buf; /* cam respond internal buffer. */
uword reserved0; /* reserved, should be cleared */
} _PackedType t_EnetFcc_Pram;
/*-----------------*/
/* FCC Common PRAM */
/*-----------------*/
typedef _Packed struct
{
ushort riptr; /* Rx internal temporary data pointer. */
ushort tiptr; /* Tx internal temporary data pointer. */
ushort reserved0; /* Reserved */
ushort mrblr; /* Rx buffer length */
uword rstate; /* Rx internal state */
uword rbase; /* RX BD base address */
ushort rbdstat; /* Rx BD status and control */
ushort rbdlen; /* Rx BD data length */
uword rdptr; /* rx BD data pointer */
uword tstate; /* Tx internal state */
uword tbase; /* TX BD base address */
ushort tbdstat; /* Tx BD status and control */
ushort tbdlen; /* Tx BD data length */
uword tdptr; /* Tx data pointer */
uword rbptr; /* rx BD pointer */
uword tbptr; /* Tx BD pointer */
uword rcrc; /* Temp receive CRC */
uword reserved_1[0x1];
uword tcrc; /* Temp transmit CRC */
union /* Protocol-Specific parameter ram */
{
t_HdlcFcc_Pram h;
t_EnetFcc_Pram e;
} SpecificProtocol;
} _PackedType t_Fcc_Pram;
/*---------------------------------------------------------------------------*/
/* UNIVERSAL SERIAL BUS (USB) */
/*---------------------------------------------------------------------------*/
/*------------------------*/
/* USB Host/Function PRAM */
/*------------------------*/
typedef _Packed struct
{
ushort ep1ptr; /* Endpoint 1 pointer register */
ushort ep2ptr; /* Endpoint 2 pointer register */
ushort ep3ptr; /* Endpoint 3 pointer register */
ushort ep4ptr; /* Endpoint 4 pointer register */
uword rstate; /* Rx internal state */
uword rptr; /* Rx internal data pointer */
ushort frame_n; /* Frame number */
ushort rbcnt; /* Rx internal byte count */
uword rtemp; /* Rx temp */
uword rxusb_data; /* Rx data temp */
ushort rxuptr; /* Rx ucode return address temp */
} _PackedType t_USB_Pram;
/*------------------*/
/* Endpoint PRAM */
/*------------------*/
typedef _Packed struct
{
ushort rbase; /* Rx base address */
ushort tbase; /* Tx base address */
uchar rfcr; /* Rx function code */
uchar tfcr; /* Tx function code */
ushort mrblr; /* Max. Rx buffer length */
ushort rbptr; /* RxBD pointer */
ushort tbptr; /* TxBD pointer */
uword tstate; /* Tx internal state */
uword tptr; /* Tx internal data pointer */
ushort tcrc; /* Tx temp CRC */
ushort tbcnt; /* Tx internal byte count */
uword ttemp; /* Tx temp */
ushort txusbu_ptr; /* Tx ucode return add temp */
ushort himmr; /* IMMR val (transaction- */
/* level interface only) */
} _PackedType t_endpt_Pram;
/*----------------------------------------------------------------------*/
/* QUICC MULTICHANNEL CONTROLLER (QMC) */
/*----------------------------------------------------------------------*/
/******************************************************************************
* Note that each QMC uses multiple logical channels. We first define the *
* PRAM for a logical channel (which can be used in either HDLC or Transparent *
* mode; wherever there are differences, it is specified), followed by the *
* PRAM for an QMC itself. *
******************************************************************************/
/*---------------------*/
/* QMC Logical Channel */
/*---------------------*/
typedef _Packed struct
{
ushort tbase; /* TxBD base address */
ushort chamr; /* Channel mode register */
uword tstate; /* Tx internal state */
uword reserved0; /* Reserved area */
ushort tbptr; /* TxBD pointer */
ushort reserved1; /* Reserved */
uword tupack; /* Tx temp for unpacking */
uword zistate; /* Zero-insertion state */
uword tcrc; /* HDLC: Temp Tx CRC */
/* TRANS: Reserved */
ushort intmsk; /* Channel's interrupt mask flag */
ushort bdflags; /* Temp */
ushort rbase; /* RxBD offset */
ushort mflr; /* HDLC: Max frame length register*/
/* TRANS: Max Rx buffer length */
uword rstate; /* Rx internal state */
uword reserved2; /* Reserved */
ushort rbptr; /* RxBD pointer */
ushort reserved3; /* Reserved */
uword rpack; /* Rx temp for packing */
uword zdstate; /* Zero deletion machine state */
uword rcrc; /* HDLC: Temp Rx CRC */
/* TRANS: Reserved */
ushort max_cnt; /* HDLC: Max length counter */
/* TRANS: Transparent SYNC */
ushort tmp_mp; /* HDLC: Temp */
/* TRANS: Resevered */
} _PackedType t_Qch_Pram;
/*-------------------*/
/* Global PRAM */
/*-------------------*/
typedef _Packed struct
{
uword mcbase; /* A pointer to starting address of BD rings. */
ushort qmcstate; /* Controller state. */
ushort mrblr; /* Maximum receive buffer length. */
ushort tx_s_ptr; /* Tx time slot assignment table pointer */
ushort rxptr; /* Rx pointer */
ushort grfthr; /* Global Rx frame threshold */
ushort grfcnt; /* Global Rx frame count */
uword intbase; /* Multichannel interrupt base pointer */
uword intptr; /* Multichannel interrupt next pointer */
ushort rx_s_ptr; /* Rx time slot assignment table pointer */
ushort txptr; /* Points to current transmitter time slot */
uword c_mask32; /* CRC constant */
ushort tsatrx[0x20]; /* Time slot assignment table Rx */
ushort tsattx[0x20]; /* Time slot assignment table Tx */
ushort c_mask16; /* CRC constant. */
uword temp_rba; /* Temp Rx buffer address */
uword temp_crc; /* Temp CRC */
ushort rx_frm_base; /* Temp location for Rx framer parameters */
ushort tx_frm_base; /* Temp location for Tx framer parameters */
} _PackedType t_qmc_glob_Pram;
/*---------------------------------------------------------------------------*/
/* ATM PARAMETER RAM */
/*---------------------------------------------------------------------------*/
/*--------------------------------------*/
/* Address Compression parameters table */
/*--------------------------------------*/
_Packed struct AddressCompressionPram
{
uword VptBase; /* VP-level addressing table base address */
uword VctBase; /* VC-level addressing table base address */
uword Vpt1Base; /* VP1-level addressing table base address */
uword Vct1Base; /* VC1-level addressing table base address */
ushort VpMask; /* VP mask for address compression look-up */
} _PackedType;
/*-------------------------------*/
/* External CAM parameters table */
/*-------------------------------*/
_Packed struct ExtCamPram
{
uword ExtCamBase; /* Base address of the external CAM */
uchar reserved00[4]; /* Reserved */
uword ExtCam1Base; /* Base address of the external CAM1 */
uchar reserved01[6]; /* Reserved */
} _PackedType;
/*---------------------------*/
/* ATM mode parameters table */
/*---------------------------*/
typedef _Packed struct AtmPram
{
uchar reserved0[64]; /* Reserved */
ushort RxCellTmpBase; /* Rx cell temporary base address */
ushort TxCellTmpBase; /* Tx cell temporary base address */
ushort VUdcTmpBase; /* VUDC temp base address (in VUDC mode only) */
ushort IntRctBase; /* Internal RTC base address */
ushort IntTctBase; /* Internal TCT base address */
ushort IntTcteBase; /* Internal ACT base address */
uchar reserved1[4]; /* reserved four bytes */
uword ExtRctBase; /* Extrnal RTC base address */
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