| /* |
| * Copyright (C) 1999, 2000 Ralf Baechle |
| * Copyright (C) 1999, 2000 Silicon Graphics, Inc. |
| */ |
| #ifndef _IOC3_H |
| #define _IOC3_H |
| |
| #include <linux/types.h> |
| |
| /* SUPERIO uart register map */ |
| typedef volatile struct ioc3_uartregs { |
| union { |
| volatile u8 rbr; /* read only, DLAB == 0 */ |
| volatile u8 thr; /* write only, DLAB == 0 */ |
| volatile u8 dll; /* DLAB == 1 */ |
| } u1; |
| union { |
| volatile u8 ier; /* DLAB == 0 */ |
| volatile u8 dlm; /* DLAB == 1 */ |
| } u2; |
| union { |
| volatile u8 iir; /* read only */ |
| volatile u8 fcr; /* write only */ |
| } u3; |
| volatile u8 iu_lcr; |
| volatile u8 iu_mcr; |
| volatile u8 iu_lsr; |
| volatile u8 iu_msr; |
| volatile u8 iu_scr; |
| } ioc3_uregs_t; |
| |
| #define iu_rbr u1.rbr |
| #define iu_thr u1.thr |
| #define iu_dll u1.dll |
| #define iu_ier u2.ier |
| #define iu_dlm u2.dlm |
| #define iu_iir u3.iir |
| #define iu_fcr u3.fcr |
| |
| struct ioc3_sioregs { |
| volatile u8 fill[0x141]; /* starts at 0x141 */ |
| |
| volatile u8 uartc; |
| volatile u8 kbdcg; |
| |
| volatile u8 fill0[0x150 - 0x142 - 1]; |
| |
| volatile u8 pp_data; |
| volatile u8 pp_dsr; |
| volatile u8 pp_dcr; |
| |
| volatile u8 fill1[0x158 - 0x152 - 1]; |
| |
| volatile u8 pp_fifa; |
| volatile u8 pp_cfgb; |
| volatile u8 pp_ecr; |
| |
| volatile u8 fill2[0x168 - 0x15a - 1]; |
| |
| volatile u8 rtcad; |
| volatile u8 rtcdat; |
| |
| volatile u8 fill3[0x170 - 0x169 - 1]; |
| |
| struct ioc3_uartregs uartb; /* 0x20170 */ |
| struct ioc3_uartregs uarta; /* 0x20178 */ |
| }; |
| |
| /* Register layout of IOC3 in configuration space. */ |
| struct ioc3 { |
| volatile u32 pad0[7]; /* 0x00000 */ |
| volatile u32 sio_ir; /* 0x0001c */ |
| volatile u32 sio_ies; /* 0x00020 */ |
| volatile u32 sio_iec; /* 0x00024 */ |
| volatile u32 sio_cr; /* 0x00028 */ |
| volatile u32 int_out; /* 0x0002c */ |
| volatile u32 mcr; /* 0x00030 */ |
| |
| /* General Purpose I/O registers */ |
| volatile u32 gpcr_s; /* 0x00034 */ |
| volatile u32 gpcr_c; /* 0x00038 */ |
| volatile u32 gpdr; /* 0x0003c */ |
| volatile u32 gppr_0; /* 0x00040 */ |
| volatile u32 gppr_1; /* 0x00044 */ |
| volatile u32 gppr_2; /* 0x00048 */ |
| volatile u32 gppr_3; /* 0x0004c */ |
| volatile u32 gppr_4; /* 0x00050 */ |
| volatile u32 gppr_5; /* 0x00054 */ |
| volatile u32 gppr_6; /* 0x00058 */ |
| volatile u32 gppr_7; /* 0x0005c */ |
| volatile u32 gppr_8; /* 0x00060 */ |
| volatile u32 gppr_9; /* 0x00064 */ |
| volatile u32 gppr_10; /* 0x00068 */ |
| volatile u32 gppr_11; /* 0x0006c */ |
| volatile u32 gppr_12; /* 0x00070 */ |
| volatile u32 gppr_13; /* 0x00074 */ |
| volatile u32 gppr_14; /* 0x00078 */ |
| volatile u32 gppr_15; /* 0x0007c */ |
| |
| /* Parallel Port Registers */ |
| volatile u32 ppbr_h_a; /* 0x00080 */ |
| volatile u32 ppbr_l_a; /* 0x00084 */ |
| volatile u32 ppcr_a; /* 0x00088 */ |
| volatile u32 ppcr; /* 0x0008c */ |
| volatile u32 ppbr_h_b; /* 0x00090 */ |
| volatile u32 ppbr_l_b; /* 0x00094 */ |
| volatile u32 ppcr_b; /* 0x00098 */ |
| |
| /* Keyboard and Mouse Registers */ |
| volatile u32 km_csr; /* 0x0009c */ |
| volatile u32 k_rd; /* 0x000a0 */ |
| volatile u32 m_rd; /* 0x000a4 */ |
| volatile u32 k_wd; /* 0x000a8 */ |
| volatile u32 m_wd; /* 0x000ac */ |
| |
| /* Serial Port Registers */ |
| volatile u32 sbbr_h; /* 0x000b0 */ |
| volatile u32 sbbr_l; /* 0x000b4 */ |
| volatile u32 sscr_a; /* 0x000b8 */ |
| volatile u32 stpir_a; /* 0x000bc */ |
| volatile u32 stcir_a; /* 0x000c0 */ |
| volatile u32 srpir_a; /* 0x000c4 */ |
| volatile u32 srcir_a; /* 0x000c8 */ |
| volatile u32 srtr_a; /* 0x000cc */ |
| volatile u32 shadow_a; /* 0x000d0 */ |
| volatile u32 sscr_b; /* 0x000d4 */ |
| volatile u32 stpir_b; /* 0x000d8 */ |
| volatile u32 stcir_b; /* 0x000dc */ |
| volatile u32 srpir_b; /* 0x000e0 */ |
| volatile u32 srcir_b; /* 0x000e4 */ |
| volatile u32 srtr_b; /* 0x000e8 */ |
| volatile u32 shadow_b; /* 0x000ec */ |
| |
| /* Ethernet Registers */ |
| volatile u32 emcr; /* 0x000f0 */ |
| volatile u32 eisr; /* 0x000f4 */ |
| volatile u32 eier; /* 0x000f8 */ |
| volatile u32 ercsr; /* 0x000fc */ |
| volatile u32 erbr_h; /* 0x00100 */ |
| volatile u32 erbr_l; /* 0x00104 */ |
| volatile u32 erbar; /* 0x00108 */ |
| volatile u32 ercir; /* 0x0010c */ |
| volatile u32 erpir; /* 0x00110 */ |
| volatile u32 ertr; /* 0x00114 */ |
| volatile u32 etcsr; /* 0x00118 */ |
| volatile u32 ersr; /* 0x0011c */ |
| volatile u32 etcdc; /* 0x00120 */ |
| volatile u32 ebir; /* 0x00124 */ |
| volatile u32 etbr_h; /* 0x00128 */ |
| volatile u32 etbr_l; /* 0x0012c */ |
| volatile u32 etcir; /* 0x00130 */ |
| volatile u32 etpir; /* 0x00134 */ |
| volatile u32 emar_h; /* 0x00138 */ |
| volatile u32 emar_l; /* 0x0013c */ |
| volatile u32 ehar_h; /* 0x00140 */ |
| volatile u32 ehar_l; /* 0x00144 */ |
| volatile u32 micr; /* 0x00148 */ |
| volatile u32 midr_r; /* 0x0014c */ |
| volatile u32 midr_w; /* 0x00150 */ |
| volatile u32 pad1[(0x20000 - 0x00154) / 4]; |
| |
| /* SuperIO Registers XXX */ |
| struct ioc3_sioregs sregs; /* 0x20000 */ |
| volatile u32 pad2[(0x40000 - 0x20180) / 4]; |
| |
| /* SSRAM Diagnostic Access */ |
| volatile u32 ssram[(0x80000 - 0x40000) / 4]; |
| |
| /* Bytebus device offsets |
| 0x80000 - Access to the generic devices selected with DEV0 |
| 0x9FFFF bytebus DEV_SEL_0 |
| 0xA0000 - Access to the generic devices selected with DEV1 |
| 0xBFFFF bytebus DEV_SEL_1 |
| 0xC0000 - Access to the generic devices selected with DEV2 |
| 0xDFFFF bytebus DEV_SEL_2 |
| 0xE0000 - Access to the generic devices selected with DEV3 |
| 0xFFFFF bytebus DEV_SEL_3 */ |
| }; |
| |
| /* |
| * Ethernet RX Buffer |
| */ |
| struct ioc3_erxbuf { |
| u32 w0; /* first word (valid,bcnt,cksum) */ |
| u32 err; /* second word various errors */ |
| /* next comes n bytes of padding */ |
| /* then the received ethernet frame itself */ |
| }; |
| |
| #define ERXBUF_IPCKSUM_MASK 0x0000ffff |
| #define ERXBUF_BYTECNT_MASK 0x07ff0000 |
| #define ERXBUF_BYTECNT_SHIFT 16 |
| #define ERXBUF_V 0x80000000 |
| |
| #define ERXBUF_CRCERR 0x00000001 /* aka RSV15 */ |
| #define ERXBUF_FRAMERR 0x00000002 /* aka RSV14 */ |
| #define ERXBUF_CODERR 0x00000004 /* aka RSV13 */ |
| #define ERXBUF_INVPREAMB 0x00000008 /* aka RSV18 */ |
| #define ERXBUF_LOLEN 0x00007000 /* aka RSV2_0 */ |
| #define ERXBUF_HILEN 0x03ff0000 /* aka RSV12_3 */ |
| #define ERXBUF_MULTICAST 0x04000000 /* aka RSV16 */ |
| #define ERXBUF_BROADCAST 0x08000000 /* aka RSV17 */ |
| #define ERXBUF_LONGEVENT 0x10000000 /* aka RSV19 */ |
| #define ERXBUF_BADPKT 0x20000000 /* aka RSV20 */ |
| #define ERXBUF_GOODPKT 0x40000000 /* aka RSV21 */ |
| #define ERXBUF_CARRIER 0x80000000 /* aka RSV22 */ |
| |
| /* |
| * Ethernet TX Descriptor |
| */ |
| #define ETXD_DATALEN 104 |
| struct ioc3_etxd { |
| u32 cmd; /* command field */ |
| u32 bufcnt; /* buffer counts field */ |
| u64 p1; /* buffer pointer 1 */ |
| u64 p2; /* buffer pointer 2 */ |
| u8 data[ETXD_DATALEN]; /* opt. tx data */ |
| }; |
| |
| #define ETXD_BYTECNT_MASK 0x000007ff /* total byte count */ |
| #define ETXD_INTWHENDONE 0x00001000 /* intr when done */ |
| #define ETXD_D0V 0x00010000 /* data 0 valid */ |
| #define ETXD_B1V 0x00020000 /* buf 1 valid */ |
| #define ETXD_B2V 0x00040000 /* buf 2 valid */ |
| #define ETXD_DOCHECKSUM 0x00080000 /* insert ip cksum */ |
| #define ETXD_CHKOFF_MASK 0x07f00000 /* cksum byte offset */ |
| #define ETXD_CHKOFF_SHIFT 20 |
| |
| #define ETXD_D0CNT_MASK 0x0000007f |
| #define ETXD_B1CNT_MASK 0x0007ff00 |
| #define ETXD_B1CNT_SHIFT 8 |
| #define ETXD_B2CNT_MASK 0x7ff00000 |
| #define ETXD_B2CNT_SHIFT 20 |
| |
| /* |
| * Bytebus device space |
| */ |
| #define IOC3_BYTEBUS_DEV0 0x80000L |
| #define IOC3_BYTEBUS_DEV1 0xa0000L |
| #define IOC3_BYTEBUS_DEV2 0xc0000L |
| #define IOC3_BYTEBUS_DEV3 0xe0000L |
| |
| /* ------------------------------------------------------------------------- */ |
| |
| /* Superio Registers (PIO Access) */ |
| #define IOC3_SIO_BASE 0x20000 |
| #define IOC3_SIO_UARTC (IOC3_SIO_BASE+0x141) /* UART Config */ |
| #define IOC3_SIO_KBDCG (IOC3_SIO_BASE+0x142) /* KBD Config */ |
| #define IOC3_SIO_PP_BASE (IOC3_SIO_BASE+PP_BASE) /* Parallel Port */ |
| #define IOC3_SIO_RTC_BASE (IOC3_SIO_BASE+0x168) /* Real Time Clock */ |
| #define IOC3_SIO_UB_BASE (IOC3_SIO_BASE+UARTB_BASE) /* UART B */ |
| #define IOC3_SIO_UA_BASE (IOC3_SIO_BASE+UARTA_BASE) /* UART A */ |
| |
| /* SSRAM Diagnostic Access */ |
| #define IOC3_SSRAM IOC3_RAM_OFF /* base of SSRAM diagnostic access */ |
| #define IOC3_SSRAM_LEN 0x40000 /* 256kb (address space size, may not be fully populated) */ |
| #define IOC3_SSRAM_DM 0x0000ffff /* data mask */ |
| #define IOC3_SSRAM_PM 0x00010000 /* parity mask */ |
| |
| /* bitmasks for PCI_SCR */ |
| #define PCI_SCR_PAR_RESP_EN 0x00000040 /* enb PCI parity checking */ |
| #define PCI_SCR_SERR_EN 0x00000100 /* enable the SERR# driver */ |
| #define PCI_SCR_DROP_MODE_EN 0x00008000 /* drop pios on parity err */ |
| #define PCI_SCR_RX_SERR (0x1 << 16) |
| #define PCI_SCR_DROP_MODE (0x1 << 17) |
| #define PCI_SCR_SIG_PAR_ERR (0x1 << 24) |
| #define PCI_SCR_SIG_TAR_ABRT (0x1 << 27) |
| #define PCI_SCR_RX_TAR_ABRT (0x1 << 28) |
| #define PCI_SCR_SIG_MST_ABRT (0x1 << 29) |
| #define PCI_SCR_SIG_SERR (0x1 << 30) |
| #define PCI_SCR_PAR_ERR (0x1 << 31) |
| |
| /* bitmasks for IOC3_KM_CSR */ |
| #define KM_CSR_K_WRT_PEND 0x00000001 /* kbd port xmitting or resetting */ |
| #define KM_CSR_M_WRT_PEND 0x00000002 /* mouse port xmitting or resetting */ |
| #define KM_CSR_K_LCB 0x00000004 /* Line Cntrl Bit for last KBD write */ |
| #define KM_CSR_M_LCB 0x00000008 /* same for mouse */ |
| #define KM_CSR_K_DATA 0x00000010 /* state of kbd data line */ |
| #define KM_CSR_K_CLK 0x00000020 /* state of kbd clock line */ |
| #define KM_CSR_K_PULL_DATA 0x00000040 /* pull kbd data line low */ |
| #define KM_CSR_K_PULL_CLK 0x00000080 /* pull kbd clock line low */ |
| #define KM_CSR_M_DATA 0x00000100 /* state of ms data line */ |
| #define KM_CSR_M_CLK 0x00000200 /* state of ms clock line */ |
| #define KM_CSR_M_PULL_DATA 0x00000400 /* pull ms data line low */ |
| #define KM_CSR_M_PULL_CLK 0x00000800 /* pull ms clock line low */ |
| #define KM_CSR_EMM_MODE 0x00001000 /* emulation mode */ |
| #define KM_CSR_SIM_MODE 0x00002000 /* clock X8 */ |
| #define KM_CSR_K_SM_IDLE 0x00004000 /* Keyboard is idle */ |
| #define KM_CSR_M_SM_IDLE 0x00008000 /* Mouse is idle */ |
| #define KM_CSR_K_TO 0x00010000 /* Keyboard trying to send/receive */ |
| #define KM_CSR_M_TO 0x00020000 /* Mouse trying to send/receive */ |
| #define KM_CSR_K_TO_EN 0x00040000 /* KM_CSR_K_TO + KM_CSR_K_TO_EN = cause |
| SIO_IR to assert */ |
| #define KM_CSR_M_TO_EN 0x00080000 /* KM_CSR_M_TO + KM_CSR_M_TO_EN = cause |
| SIO_IR to assert */ |
| #define KM_CSR_K_CLAMP_ONE 0x00100000 /* Pull K_CLK low after rec. one char */ |
| #define KM_CSR_M_CLAMP_ONE 0x00200000 /* Pull M_CLK low after rec. one char */ |
| #define KM_CSR_K_CLAMP_THREE 0x00400000 /* Pull K_CLK low after rec. three chars */ |
| #define KM_CSR_M_CLAMP_THREE 0x00800000 /* Pull M_CLK low after rec. three char */ |
| |
| /* bitmasks for IOC3_K_RD and IOC3_M_RD */ |
| #define KM_RD_DATA_2 0x000000ff /* 3rd char recvd since last read */ |
| #define KM_RD_DATA_2_SHIFT 0 |
| #define KM_RD_DATA_1 0x0000ff00 /* 2nd char recvd since last read */ |
| #define KM_RD_DATA_1_SHIFT 8 |
| #define KM_RD_DATA_0 0x00ff0000 /* 1st char recvd since last read */ |
| #define KM_RD_DATA_0_SHIFT 16 |
| #define KM_RD_FRAME_ERR_2 0x01000000 /* framing or parity error in byte 2 */ |
| #define KM_RD_FRAME_ERR_1 0x02000000 /* same for byte 1 */ |
| #define KM_RD_FRAME_ERR_0 0x04000000 /* same for byte 0 */ |
| |
| #define KM_RD_KBD_MSE 0x08000000 /* 0 if from kbd, 1 if from mouse */ |
| #define KM_RD_OFLO 0x10000000 /* 4th char recvd before this read */ |
| #define KM_RD_VALID_2 0x20000000 /* DATA_2 valid */ |
| #define KM_RD_VALID_1 0x40000000 /* DATA_1 valid */ |
| #define KM_RD_VALID_0 0x80000000 /* DATA_0 valid */ |
| #define KM_RD_VALID_ALL (KM_RD_VALID_0|KM_RD_VALID_1|KM_RD_VALID_2) |
| |
| /* bitmasks for IOC3_K_WD & IOC3_M_WD */ |
| #define KM_WD_WRT_DATA 0x000000ff /* write to keyboard/mouse port */ |
| #define KM_WD_WRT_DATA_SHIFT 0 |
| |
| /* bitmasks for serial RX status byte */ |
| #define RXSB_OVERRUN 0x01 /* char(s) lost */ |
| #define RXSB_PAR_ERR 0x02 /* parity error */ |
| #define RXSB_FRAME_ERR 0x04 /* framing error */ |
| #define RXSB_BREAK 0x08 /* break character */ |
| #define RXSB_CTS 0x10 /* state of CTS */ |
| #define RXSB_DCD 0x20 /* state of DCD */ |
| #define RXSB_MODEM_VALID 0x40 /* DCD, CTS and OVERRUN are valid */ |
| #define RXSB_DATA_VALID 0x80 /* data byte, FRAME_ERR PAR_ERR & BREAK valid */ |
| |
| /* bitmasks for serial TX control byte */ |
| #define TXCB_INT_WHEN_DONE 0x20 /* interrupt after this byte is sent */ |
| #define TXCB_INVALID 0x00 /* byte is invalid */ |
| #define TXCB_VALID 0x40 /* byte is valid */ |
| #define TXCB_MCR 0x80 /* data<7:0> to modem control register */ |
| #define TXCB_DELAY 0xc0 /* delay data<7:0> mSec */ |
| |
| /* bitmasks for IOC3_SBBR_L */ |
| #define SBBR_L_SIZE 0x00000001 /* 0 == 1KB rings, 1 == 4KB rings */ |
| #define SBBR_L_BASE 0xfffff000 /* lower serial ring base addr */ |
| |
| /* bitmasks for IOC3_SSCR_<A:B> */ |
| #define SSCR_RX_THRESHOLD 0x000001ff /* hiwater mark */ |
| #define SSCR_TX_TIMER_BUSY 0x00010000 /* TX timer in progress */ |
| #define SSCR_HFC_EN 0x00020000 /* hardware flow control enabled */ |
| #define SSCR_RX_RING_DCD 0x00040000 /* post RX record on delta-DCD */ |
| #define SSCR_RX_RING_CTS 0x00080000 /* post RX record on delta-CTS */ |
| #define SSCR_HIGH_SPD 0x00100000 /* 4X speed */ |
| #define SSCR_DIAG 0x00200000 /* bypass clock divider for sim */ |
| #define SSCR_RX_DRAIN 0x08000000 /* drain RX buffer to memory */ |
| #define SSCR_DMA_EN 0x10000000 /* enable ring buffer DMA */ |
| #define SSCR_DMA_PAUSE 0x20000000 /* pause DMA */ |
| #define SSCR_PAUSE_STATE 0x40000000 /* sets when PAUSE takes effect */ |
| #define SSCR_RESET 0x80000000 /* reset DMA channels */ |
| |
| /* all producer/comsumer pointers are the same bitfield */ |
| #define PROD_CONS_PTR_4K 0x00000ff8 /* for 4K buffers */ |
| #define PROD_CONS_PTR_1K 0x000003f8 /* for 1K buffers */ |
| #define PROD_CONS_PTR_OFF 3 |
| |
| /* bitmasks for IOC3_SRCIR_<A:B> */ |
| #define SRCIR_ARM 0x80000000 /* arm RX timer */ |
| |
| /* bitmasks for IOC3_SRPIR_<A:B> */ |
| #define SRPIR_BYTE_CNT 0x07000000 /* bytes in packer */ |
| #define SRPIR_BYTE_CNT_SHIFT 24 |
| |
| /* bitmasks for IOC3_STCIR_<A:B> */ |
| #define STCIR_BYTE_CNT 0x0f000000 /* bytes in unpacker */ |
| #define STCIR_BYTE_CNT_SHIFT 24 |
| |
| /* bitmasks for IOC3_SHADOW_<A:B> */ |
| #define SHADOW_DR 0x00000001 /* data ready */ |
| #define SHADOW_OE 0x00000002 /* overrun error */ |
| #define SHADOW_PE 0x00000004 /* parity error */ |
| #define SHADOW_FE 0x00000008 /* framing error */ |
| #define SHADOW_BI 0x00000010 /* break interrupt */ |
| #define SHADOW_THRE 0x00000020 /* transmit holding register empty */ |
| #define SHADOW_TEMT 0x00000040 /* transmit shift register empty */ |
| #define SHADOW_RFCE 0x00000080 /* char in RX fifo has an error */ |
| #define SHADOW_DCTS 0x00010000 /* delta clear to send */ |
| #define SHADOW_DDCD 0x00080000 /* delta data carrier detect */ |
| #define SHADOW_CTS 0x00100000 /* clear to send */ |
| #define SHADOW_DCD 0x00800000 /* data carrier detect */ |
| #define SHADOW_DTR 0x01000000 /* data terminal ready */ |
| #define SHADOW_RTS 0x02000000 /* request to send */ |
| #define SHADOW_OUT1 0x04000000 /* 16550 OUT1 bit */ |
| #define SHADOW_OUT2 0x08000000 /* 16550 OUT2 bit */ |
| #define SHADOW_LOOP 0x10000000 /* loopback enabled */ |
| |
| /* bitmasks for IOC3_SRTR_<A:B> */ |
| #define SRTR_CNT 0x00000fff /* reload value for RX timer */ |
| #define SRTR_CNT_VAL 0x0fff0000 /* current value of RX timer */ |
| #define SRTR_CNT_VAL_SHIFT 16 |
| #define SRTR_HZ 16000 /* SRTR clock frequency */ |
| |
| /* bitmasks for IOC3_SIO_IR, IOC3_SIO_IEC and IOC3_SIO_IES */ |
| #define SIO_IR_SA_TX_MT 0x00000001 /* Serial port A TX empty */ |
| #define SIO_IR_SA_RX_FULL 0x00000002 /* port A RX buf full */ |
| #define SIO_IR_SA_RX_HIGH 0x00000004 /* port A RX hiwat */ |
| #define SIO_IR_SA_RX_TIMER 0x00000008 /* port A RX timeout */ |
| #define SIO_IR_SA_DELTA_DCD 0x00000010 /* port A delta DCD */ |
| #define SIO_IR_SA_DELTA_CTS 0x00000020 /* port A delta CTS */ |
| #define SIO_IR_SA_INT 0x00000040 /* port A pass-thru intr */ |
| #define SIO_IR_SA_TX_EXPLICIT 0x00000080 /* port A explicit TX thru */ |
| #define SIO_IR_SA_MEMERR 0x00000100 /* port A PCI error */ |
| #define SIO_IR_SB_TX_MT 0x00000200 /* */ |
| #define SIO_IR_SB_RX_FULL 0x00000400 /* */ |
| #define SIO_IR_SB_RX_HIGH 0x00000800 /* */ |
| #define SIO_IR_SB_RX_TIMER 0x00001000 /* */ |
| #define SIO_IR_SB_DELTA_DCD 0x00002000 /* */ |
| #define SIO_IR_SB_DELTA_CTS 0x00004000 /* */ |
| #define SIO_IR_SB_INT 0x00008000 /* */ |
| #define SIO_IR_SB_TX_EXPLICIT 0x00010000 /* */ |
| #define SIO_IR_SB_MEMERR 0x00020000 /* */ |
| #define SIO_IR_PP_INT 0x00040000 /* P port pass-thru intr */ |
| #define SIO_IR_PP_INTA 0x00080000 /* PP context A thru */ |
| #define SIO_IR_PP_INTB 0x00100000 /* PP context B thru */ |
| #define SIO_IR_PP_MEMERR 0x00200000 /* PP PCI error */ |
| #define SIO_IR_KBD_INT 0x00400000 /* kbd/mouse intr */ |
| #define SIO_IR_RT_INT 0x08000000 /* RT output pulse */ |
| #define SIO_IR_GEN_INT1 0x10000000 /* RT input pulse */ |
| #define SIO_IR_GEN_INT_SHIFT 28 |
| |
| /* per device interrupt masks */ |
| #define SIO_IR_SA (SIO_IR_SA_TX_MT | SIO_IR_SA_RX_FULL | \ |
| SIO_IR_SA_RX_HIGH | SIO_IR_SA_RX_TIMER | \ |
| SIO_IR_SA_DELTA_DCD | SIO_IR_SA_DELTA_CTS | \ |
| SIO_IR_SA_INT | SIO_IR_SA_TX_EXPLICIT | \ |
| SIO_IR_SA_MEMERR) |
| #define SIO_IR_SB (SIO_IR_SB_TX_MT | SIO_IR_SB_RX_FULL | \ |
| SIO_IR_SB_RX_HIGH | SIO_IR_SB_RX_TIMER | \ |
| SIO_IR_SB_DELTA_DCD | SIO_IR_SB_DELTA_CTS | \ |
| SIO_IR_SB_INT | SIO_IR_SB_TX_EXPLICIT | \ |
| SIO_IR_SB_MEMERR) |
| #define SIO_IR_PP (SIO_IR_PP_INT | SIO_IR_PP_INTA | \ |
| SIO_IR_PP_INTB | SIO_IR_PP_MEMERR) |
| #define SIO_IR_RT (SIO_IR_RT_INT | SIO_IR_GEN_INT1) |
| |
| /* macro to load pending interrupts */ |
| #define IOC3_PENDING_INTRS(mem) (PCI_INW(&((mem)->sio_ir)) & \ |
| PCI_INW(&((mem)->sio_ies_ro))) |
| |
| /* bitmasks for SIO_CR */ |
| #define SIO_CR_SIO_RESET 0x00000001 /* reset the SIO */ |
| #define SIO_CR_SER_A_BASE 0x000000fe /* DMA poll addr port A */ |
| #define SIO_CR_SER_A_BASE_SHIFT 1 |
| #define SIO_CR_SER_B_BASE 0x00007f00 /* DMA poll addr port B */ |
| #define SIO_CR_SER_B_BASE_SHIFT 8 |
| #define SIO_SR_CMD_PULSE 0x00078000 /* byte bus strobe length */ |
| #define SIO_CR_CMD_PULSE_SHIFT 15 |
| #define SIO_CR_ARB_DIAG 0x00380000 /* cur !enet PCI requet (ro) */ |
| #define SIO_CR_ARB_DIAG_TXA 0x00000000 |
| #define SIO_CR_ARB_DIAG_RXA 0x00080000 |
| #define SIO_CR_ARB_DIAG_TXB 0x00100000 |
| #define SIO_CR_ARB_DIAG_RXB 0x00180000 |
| #define SIO_CR_ARB_DIAG_PP 0x00200000 |
| #define SIO_CR_ARB_DIAG_IDLE 0x00400000 /* 0 -> active request (ro) */ |
| |
| /* bitmasks for INT_OUT */ |
| #define INT_OUT_COUNT 0x0000ffff /* pulse interval timer */ |
| #define INT_OUT_MODE 0x00070000 /* mode mask */ |
| #define INT_OUT_MODE_0 0x00000000 /* set output to 0 */ |
| #define INT_OUT_MODE_1 0x00040000 /* set output to 1 */ |
| #define INT_OUT_MODE_1PULSE 0x00050000 /* send 1 pulse */ |
| #define INT_OUT_MODE_PULSES 0x00060000 /* send 1 pulse every interval */ |
| #define INT_OUT_MODE_SQW 0x00070000 /* toggle output every interval */ |
| #define INT_OUT_DIAG 0x40000000 /* diag mode */ |
| #define INT_OUT_INT_OUT 0x80000000 /* current state of INT_OUT */ |
| |
| /* time constants for INT_OUT */ |
| #define INT_OUT_NS_PER_TICK (30 * 260) /* 30 ns PCI clock, divisor=260 */ |
| #define INT_OUT_TICKS_PER_PULSE 3 /* outgoing pulse lasts 3 ticks */ |
| #define INT_OUT_US_TO_COUNT(x) /* convert uS to a count value */ \ |
| (((x) * 10 + INT_OUT_NS_PER_TICK / 200) * \ |
| 100 / INT_OUT_NS_PER_TICK - 1) |
| #define INT_OUT_COUNT_TO_US(x) /* convert count value to uS */ \ |
| (((x) + 1) * INT_OUT_NS_PER_TICK / 1000) |
| #define INT_OUT_MIN_TICKS 3 /* min period is width of pulse in "ticks" */ |
| #define INT_OUT_MAX_TICKS INT_OUT_COUNT /* largest possible count */ |
| |
| /* bitmasks for GPCR */ |
| #define GPCR_DIR 0x000000ff /* tristate pin input or output */ |
| #define GPCR_DIR_PIN(x) (1<<(x)) /* access one of the DIR bits */ |
| #define GPCR_EDGE 0x000f0000 /* extint edge or level sensitive */ |
| #define GPCR_EDGE_PIN(x) (1<<((x)+15)) /* access one of the EDGE bits */ |
| |
| /* values for GPCR */ |
| #define GPCR_INT_OUT_EN 0x00100000 /* enable INT_OUT to pin 0 */ |
| #define GPCR_MLAN_EN 0x00200000 /* enable MCR to pin 8 */ |
| #define GPCR_DIR_SERA_XCVR 0x00000080 /* Port A Transceiver select enable */ |
| #define GPCR_DIR_SERB_XCVR 0x00000040 /* Port B Transceiver select enable */ |
| #define GPCR_DIR_PHY_RST 0x00000020 /* ethernet PHY reset enable */ |
| |
| /* defs for some of the generic I/O pins */ |
| #define GPCR_PHY_RESET 0x20 /* pin is output to PHY reset */ |
| #define GPCR_UARTB_MODESEL 0x40 /* pin is output to port B mode sel */ |
| #define GPCR_UARTA_MODESEL 0x80 /* pin is output to port A mode sel */ |
| |
| #define GPPR_PHY_RESET_PIN 5 /* GIO pin controlling phy reset */ |
| #define GPPR_UARTB_MODESEL_PIN 6 /* GIO pin controlling uart b mode select */ |
| #define GPPR_UARTA_MODESEL_PIN 7 /* GIO pin controlling uart a mode select */ |
| |
| #define EMCR_DUPLEX 0x00000001 |
| #define EMCR_PROMISC 0x00000002 |
| #define EMCR_PADEN 0x00000004 |
| #define EMCR_RXOFF_MASK 0x000001f8 |
| #define EMCR_RXOFF_SHIFT 3 |
| #define EMCR_RAMPAR 0x00000200 |
| #define EMCR_BADPAR 0x00000800 |
| #define EMCR_BUFSIZ 0x00001000 |
| #define EMCR_TXDMAEN 0x00002000 |
| #define EMCR_TXEN 0x00004000 |
| #define EMCR_RXDMAEN 0x00008000 |
| #define EMCR_RXEN 0x00010000 |
| #define EMCR_LOOPBACK 0x00020000 |
| #define EMCR_ARB_DIAG 0x001c0000 |
| #define EMCR_ARB_DIAG_IDLE 0x00200000 |
| #define EMCR_RST 0x80000000 |
| |
| #define EISR_RXTIMERINT 0x00000001 |
| #define EISR_RXTHRESHINT 0x00000002 |
| #define EISR_RXOFLO 0x00000004 |
| #define EISR_RXBUFOFLO 0x00000008 |
| #define EISR_RXMEMERR 0x00000010 |
| #define EISR_RXPARERR 0x00000020 |
| #define EISR_TXEMPTY 0x00010000 |
| #define EISR_TXRTRY 0x00020000 |
| #define EISR_TXEXDEF 0x00040000 |
| #define EISR_TXLCOL 0x00080000 |
| #define EISR_TXGIANT 0x00100000 |
| #define EISR_TXBUFUFLO 0x00200000 |
| #define EISR_TXEXPLICIT 0x00400000 |
| #define EISR_TXCOLLWRAP 0x00800000 |
| #define EISR_TXDEFERWRAP 0x01000000 |
| #define EISR_TXMEMERR 0x02000000 |
| #define EISR_TXPARERR 0x04000000 |
| |
| #define ERCSR_THRESH_MASK 0x000001ff /* enet RX threshold */ |
| #define ERCSR_RX_TMR 0x40000000 /* simulation only */ |
| #define ERCSR_DIAG_OFLO 0x80000000 /* simulation only */ |
| |
| #define ERBR_ALIGNMENT 4096 |
| #define ERBR_L_RXRINGBASE_MASK 0xfffff000 |
| |
| #define ERBAR_BARRIER_BIT 0x0100 |
| #define ERBAR_RXBARR_MASK 0xffff0000 |
| #define ERBAR_RXBARR_SHIFT 16 |
| |
| #define ERCIR_RXCONSUME_MASK 0x00000fff |
| |
| #define ERPIR_RXPRODUCE_MASK 0x00000fff |
| #define ERPIR_ARM 0x80000000 |
| |
| #define ERTR_CNT_MASK 0x000007ff |
| |
| #define ETCSR_IPGT_MASK 0x0000007f |
| #define ETCSR_IPGR1_MASK 0x00007f00 |
| #define ETCSR_IPGR1_SHIFT 8 |
| #define ETCSR_IPGR2_MASK 0x007f0000 |
| #define ETCSR_IPGR2_SHIFT 16 |
| #define ETCSR_NOTXCLK 0x80000000 |
| |
| #define ETCDC_COLLCNT_MASK 0x0000ffff |
| #define ETCDC_DEFERCNT_MASK 0xffff0000 |
| #define ETCDC_DEFERCNT_SHIFT 16 |
| |
| #define ETBR_ALIGNMENT (64*1024) |
| #define ETBR_L_RINGSZ_MASK 0x00000001 |
| #define ETBR_L_RINGSZ128 0 |
| #define ETBR_L_RINGSZ512 1 |
| #define ETBR_L_TXRINGBASE_MASK 0xffffc000 |
| |
| #define ETCIR_TXCONSUME_MASK 0x0000ffff |
| #define ETCIR_IDLE 0x80000000 |
| |
| #define ETPIR_TXPRODUCE_MASK 0x0000ffff |
| |
| #define EBIR_TXBUFPROD_MASK 0x0000001f |
| #define EBIR_TXBUFCONS_MASK 0x00001f00 |
| #define EBIR_TXBUFCONS_SHIFT 8 |
| #define EBIR_RXBUFPROD_MASK 0x007fc000 |
| #define EBIR_RXBUFPROD_SHIFT 14 |
| #define EBIR_RXBUFCONS_MASK 0xff800000 |
| #define EBIR_RXBUFCONS_SHIFT 23 |
| |
| #define MICR_REGADDR_MASK 0x0000001f |
| #define MICR_PHYADDR_MASK 0x000003e0 |
| #define MICR_PHYADDR_SHIFT 5 |
| #define MICR_READTRIG 0x00000400 |
| #define MICR_BUSY 0x00000800 |
| |
| #define MIDR_DATA_MASK 0x0000ffff |
| |
| #define ERXBUF_IPCKSUM_MASK 0x0000ffff |
| #define ERXBUF_BYTECNT_MASK 0x07ff0000 |
| #define ERXBUF_BYTECNT_SHIFT 16 |
| #define ERXBUF_V 0x80000000 |
| |
| #define ERXBUF_CRCERR 0x00000001 /* aka RSV15 */ |
| #define ERXBUF_FRAMERR 0x00000002 /* aka RSV14 */ |
| #define ERXBUF_CODERR 0x00000004 /* aka RSV13 */ |
| #define ERXBUF_INVPREAMB 0x00000008 /* aka RSV18 */ |
| #define ERXBUF_LOLEN 0x00007000 /* aka RSV2_0 */ |
| #define ERXBUF_HILEN 0x03ff0000 /* aka RSV12_3 */ |
| #define ERXBUF_MULTICAST 0x04000000 /* aka RSV16 */ |
| #define ERXBUF_BROADCAST 0x08000000 /* aka RSV17 */ |
| #define ERXBUF_LONGEVENT 0x10000000 /* aka RSV19 */ |
| #define ERXBUF_BADPKT 0x20000000 /* aka RSV20 */ |
| #define ERXBUF_GOODPKT 0x40000000 /* aka RSV21 */ |
| #define ERXBUF_CARRIER 0x80000000 /* aka RSV22 */ |
| |
| #define ETXD_BYTECNT_MASK 0x000007ff /* total byte count */ |
| #define ETXD_INTWHENDONE 0x00001000 /* intr when done */ |
| #define ETXD_D0V 0x00010000 /* data 0 valid */ |
| #define ETXD_B1V 0x00020000 /* buf 1 valid */ |
| #define ETXD_B2V 0x00040000 /* buf 2 valid */ |
| #define ETXD_DOCHECKSUM 0x00080000 /* insert ip cksum */ |
| #define ETXD_CHKOFF_MASK 0x07f00000 /* cksum byte offset */ |
| #define ETXD_CHKOFF_SHIFT 20 |
| |
| #define ETXD_D0CNT_MASK 0x0000007f |
| #define ETXD_B1CNT_MASK 0x0007ff00 |
| #define ETXD_B1CNT_SHIFT 8 |
| #define ETXD_B2CNT_MASK 0x7ff00000 |
| #define ETXD_B2CNT_SHIFT 20 |
| |
| typedef enum ioc3_subdevs_e { |
| ioc3_subdev_ether, |
| ioc3_subdev_generic, |
| ioc3_subdev_nic, |
| ioc3_subdev_kbms, |
| ioc3_subdev_ttya, |
| ioc3_subdev_ttyb, |
| ioc3_subdev_ecpp, |
| ioc3_subdev_rt, |
| ioc3_nsubdevs |
| } ioc3_subdev_t; |
| |
| /* subdevice disable bits, |
| * from the standard INFO_LBL_SUBDEVS |
| */ |
| #define IOC3_SDB_ETHER (1<<ioc3_subdev_ether) |
| #define IOC3_SDB_GENERIC (1<<ioc3_subdev_generic) |
| #define IOC3_SDB_NIC (1<<ioc3_subdev_nic) |
| #define IOC3_SDB_KBMS (1<<ioc3_subdev_kbms) |
| #define IOC3_SDB_TTYA (1<<ioc3_subdev_ttya) |
| #define IOC3_SDB_TTYB (1<<ioc3_subdev_ttyb) |
| #define IOC3_SDB_ECPP (1<<ioc3_subdev_ecpp) |
| #define IOC3_SDB_RT (1<<ioc3_subdev_rt) |
| |
| #define IOC3_ALL_SUBDEVS ((1<<ioc3_nsubdevs)-1) |
| |
| #define IOC3_SDB_SERIAL (IOC3_SDB_TTYA|IOC3_SDB_TTYB) |
| |
| #define IOC3_STD_SUBDEVS IOC3_ALL_SUBDEVS |
| |
| #define IOC3_INTA_SUBDEVS IOC3_SDB_ETHER |
| #define IOC3_INTB_SUBDEVS (IOC3_SDB_GENERIC|IOC3_SDB_KBMS|IOC3_SDB_SERIAL|IOC3_SDB_ECPP|IOC3_SDB_RT) |
| |
| #endif /* _IOC3_H */ |