diff options
Diffstat (limited to 'arch/ia64/include/asm/sn/ioc3.h')
| -rw-r--r-- | arch/ia64/include/asm/sn/ioc3.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/arch/ia64/include/asm/sn/ioc3.h b/arch/ia64/include/asm/sn/ioc3.h deleted file mode 100644 index d4a524951df3..000000000000 --- a/arch/ia64/include/asm/sn/ioc3.h +++ /dev/null @@ -1,242 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (C) 2005 Silicon Graphics, Inc. - */ -#ifndef IA64_SN_IOC3_H -#define IA64_SN_IOC3_H - -/* serial port register map */ -struct ioc3_serialregs { - uint32_t sscr; - uint32_t stpir; - uint32_t stcir; - uint32_t srpir; - uint32_t srcir; - uint32_t srtr; - uint32_t shadow; -}; - -/* SUPERIO uart register map */ -struct ioc3_uartregs { - char iu_lcr; - union { - char iir; /* read only */ - char fcr; /* write only */ - } u3; - union { - char ier; /* DLAB == 0 */ - char dlm; /* DLAB == 1 */ - } u2; - union { - char rbr; /* read only, DLAB == 0 */ - char thr; /* write only, DLAB == 0 */ - char dll; /* DLAB == 1 */ - } u1; - char iu_scr; - char iu_msr; - char iu_lsr; - char iu_mcr; -}; - -#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 { - char fill[0x170]; - struct ioc3_uartregs uartb; - struct ioc3_uartregs uarta; -}; - -/* PCI IO/mem space register map */ -struct ioc3 { - uint32_t pci_id; - uint32_t pci_scr; - uint32_t pci_rev; - uint32_t pci_lat; - uint32_t pci_addr; - uint32_t pci_err_addr_l; - uint32_t pci_err_addr_h; - - uint32_t sio_ir; - /* these registers are read-only for general kernel code. To - * modify them use the functions in ioc3.c - */ - uint32_t sio_ies; - uint32_t sio_iec; - uint32_t sio_cr; - uint32_t int_out; - uint32_t mcr; - uint32_t gpcr_s; - uint32_t gpcr_c; - uint32_t gpdr; - uint32_t gppr[9]; - char fill[0x4c]; - - /* serial port registers */ - uint32_t sbbr_h; - uint32_t sbbr_l; - - struct ioc3_serialregs port_a; - struct ioc3_serialregs port_b; - char fill1[0x1ff10]; - /* superio registers */ - struct ioc3_sioregs sregs; -}; - -/* These don't exist on the ioc3 serial card... */ -#define eier fill1[8] -#define eisr fill1[4] - -#define PCI_LAT 0xc /* Latency Timer */ -#define PCI_SCR_DROP_MODE_EN 0x00008000 /* drop pios on parity err */ -#define UARTA_BASE 0x178 -#define UARTB_BASE 0x170 - - -/* 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 /* 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 cntrl register */ -#define TXCB_DELAY 0xc0 /* delay data<7:0> mSec */ - -/* bitmasks for SBBR_L */ -#define SBBR_L_SIZE 0x00000001 /* 0 1KB rings, 1 4KB rings */ - -/* bitmasks for 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 /* h/w flow cntrl enabled */ -#define SSCR_RX_RING_DCD 0x00040000 /* postRX record on delta-DCD */ -#define SSCR_RX_RING_CTS 0x00080000 /* postRX record on delta-CTS */ -#define SSCR_HIGH_SPD 0x00100000 /* 4X speed */ -#define SSCR_DIAG 0x00200000 /* bypass clock divider */ -#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 /* set when PAUSE takes effect*/ -#define SSCR_RESET 0x80000000 /* reset DMA channels */ - -/* all producer/consumer 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 SRCIR_<A:B> */ -#define SRCIR_ARM 0x80000000 /* arm RX timer */ - -/* bitmasks for 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 reg empty */ -#define SHADOW_TEMT 0x00000040 /* transmit shift reg empty */ -#define SHADOW_RFCE 0x00000080 /* char in RX fifo has 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 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 SIO_IR, SIO_IEC and 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) - -/* bitmasks for SIO_CR */ -#define SIO_CR_CMD_PULSE_SHIFT 15 -#define SIO_CR_SER_A_BASE_SHIFT 1 -#define SIO_CR_SER_B_BASE_SHIFT 8 -#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) */ - -/* 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 cntrling uartb modeselect */ -#define GPPR_UARTA_MODESEL_PIN 7 /* GIO pin cntrling uarta modeselect */ - -#endif /* IA64_SN_IOC3_H */ |