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Date: Tue, 19 Mar 2019 20:08:18 +0800
From: Morris Ku <saumah@...il.com>
To: lee.jones@...aro.org
Cc: linux-kernel@...r.kernel.org, morris_ku@...ix.com,
Morris Ku <saumah@...il.com>
Subject: [PATCH 3/4] Add support for SUNIX Multi-I/O board
This patch add header files and Makefile.
Signed-off-by: Morris Ku <saumah@...il.com>
---
mfd/sunix/Makefile | 9 +
mfd/sunix/driver_extd.h | 90 ++++
mfd/sunix/snx_common.h | 1031 +++++++++++++++++++++++++++++++++++++++
3 files changed, 1130 insertions(+)
create mode 100644 mfd/sunix/Makefile
create mode 100644 mfd/sunix/driver_extd.h
create mode 100644 mfd/sunix/snx_common.h
diff --git a/mfd/sunix/Makefile b/mfd/sunix/Makefile
new file mode 100644
index 00000000..aae096b0
--- /dev/null
+++ b/mfd/sunix/Makefile
@@ -0,0 +1,9 @@
+#
+# drivers/mfd/sunix/Makefile
+#
+# Makefile for the SUNIX Multi-I/O device drivers.
+#
+
+obj-$(CONFIG_SUNIX) += snx.o
+
+snx-y := snx_main.o snx_serial.o snx_parallel.o snx_share.o snx_ieee1284.o snx_ieee1284_ops.o snx_ppdev.o snx_lp.o
diff --git a/mfd/sunix/driver_extd.h b/mfd/sunix/driver_extd.h
new file mode 100644
index 00000000..6000e285
--- /dev/null
+++ b/mfd/sunix/driver_extd.h
@@ -0,0 +1,90 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _SNXHW_DRVR_EXTR_H_
+#define _SNXHW_DRVR_EXTR_H_
+
+#ifndef SNX_IOCTL
+#define SNX_IOCTL 0x900
+#endif
+
+#define SNX_COMM_GET_BOARD_CNT (SNX_IOCTL + 100)
+#define SNX_COMM_GET_BOARD_INFO (SNX_IOCTL + 101)
+
+#define SNX_UART_GET_TYPE (SNX_IOCTL + 300)
+#define SNX_UART_SET_TYPE (SNX_IOCTL + 301)
+#define SNX_UART_GET_ACS (SNX_IOCTL + 302)
+#define SNX_UART_SET_ACS (SNX_IOCTL + 303)
+
+#define SNX_BOARD_MAX_UARTCNT 32
+
+#define SNX_UART_RS232 0
+#define SNX_UART_RS422 1
+#define SNX_UART_RS485 2
+#define SNX_UART_A422485 3
+#define SNX_UART_ACS_D 0
+#define SNX_UART_ACS_E 1
+
+#define SNX_UART_TYPE_RS232 0
+#define SNX_UART_TYPE_RS422485 1
+#define SNX_UART_TYPE_3IN1 2
+
+
+typedef struct _SNX_DRVR_BOARD_CNT {
+ int cnt;
+
+} SNX_DRVR_BOARD_CNT, *PSNX_DRVR_BOARD_CNT;
+
+typedef struct _SNX_DRVR_UART_INFO {
+ int status;
+ int node_num;
+ int uart_type;
+
+} SNX_DRVR_UART_INFO, *PSNX_DRVR_UART_INFO;
+
+
+typedef struct _SNX_DRVR_BOARD_INFO {
+ int board_id;
+ int subvender_id;
+ int subsystem_id;
+ int oem_id;
+ int uart_cnt;
+ SNX_DRVR_UART_INFO uart_info[SNX_BOARD_MAX_UARTCNT];
+ int gpio_chl_cnt;
+ int board_uart_type;
+int board_gpio_type;
+
+} SNX_DRVR_BOARD_INFO, *PSNX_DRVR_BOARD_INFO;
+
+typedef struct _SNX_DRVR_UART_GET_TYPE {
+ int board_id;
+ int uart_num;
+ int uart_type;
+
+} SNX_DRVR_UART_GET_TYPE, *PSNX_DRVR_UART_GET_TYPE;
+
+
+typedef struct _SNX_DRVR_UART_SET_TYPE {
+ int board_id;
+ int uart_num;
+ int uart_type;
+
+} SNX_DRVR_UART_SET_TYPE, *PSNX_DRVR_UART_SET_TYPE;
+
+
+typedef struct _SNX_DRVR_UART_GET_ACS {
+ int board_id;
+ int uart_num;
+ int uart_acs;
+
+} SNX_DRVR_UART_GET_ACS, *PSNX_DRVR_UART_GET_ACS;
+
+
+typedef struct _SNX_DRVR_UART_SET_ACS {
+ int board_id;
+ int uart_num;
+ int uart_acs;
+
+} SNX_DRVR_UART_SET_ACS, *PSNX_DRVR_UART_SET_ACS;
+
+
+#endif
diff --git a/mfd/sunix/snx_common.h b/mfd/sunix/snx_common.h
new file mode 100644
index 00000000..542964ed
--- /dev/null
+++ b/mfd/sunix/snx_common.h
@@ -0,0 +1,1031 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#include "driver_extd.h"
+#include <linux/version.h>
+#include <linux/errno.h>
+#include <linux/signal.h>
+#include <linux/tty.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/parport.h>
+#include <linux/poll.h>
+#include <linux/serial_8250.h>
+#include <linux/sched/signal.h>
+#include <linux/tty_flip.h>
+
+#define SNX_DBG 0
+#define SNX_DBG_BOARD 0
+#define SNX_DBG_SERPORT 0
+#define SNX_DBG_PARPORT 0
+
+#define VENID_GOLDEN 0x1409
+#define DEVID_G_SERIAL 0x7168
+#define DEVID_G_PARALL 0x7268
+#define SUBVENID_GOLDEN 0x1409
+
+#define VENID_MATRIX 0x1FD4
+#define DEVID_M_SERIAL 0x0001
+#define SUBVENID_MATRIX 0x0001
+
+#define VENID_SUN1999 0x1FD4
+#define DEVID_S_SERIAL 0x1999
+#define DEVID_S_PARALL 0x1999
+#define SUBVENID_SUN1999 0x1FD4
+
+// golden board
+#define SUBDEVID_TEST 0x9999
+
+// matrix board
+// P1002
+#define SUBDEVID_P1002 0x1002
+// P1004
+#define SUBDEVID_P1004 0x1004
+// P1008
+#define SUBDEVID_P1008 0x1008
+// P1016
+#define SUBDEVID_P1016 0x1016
+// P2002
+#define SUBDEVID_P2002 0x2002
+// P2004
+#define SUBDEVID_P2004 0x2004
+// P2008
+#define SUBDEVID_P2008 0x2008
+// P3002
+#define SUBDEVID_P3002 0x3002
+// P3004
+#define SUBDEVID_P3004 0x3004
+// P3008
+#define SUBDEVID_P3008 0x3008
+
+
+// SUN1999 board
+//5027A 5027H 5027AL 5027HL
+#define SUBDEVID_5027A 0x0001
+//5037A 5037H
+#define SUBDEVID_5037A 0x0002
+//5056A 5056AL 5056H 5056HL
+#define SUBDEVID_5056A 0x0004
+//5066A 5066H
+#define SUBDEVID_5066A 0x0008
+//5016A
+#define SUBDEVID_5016A 0x0010
+
+
+// SUN1999-multi I/O
+//5069A 5069H
+#define SUBDEVID_5069A 0x0101
+//5079A 5079H
+#define SUBDEVID_5079A 0x0102
+//5099A 5099H
+#define SUBDEVID_5099A 0x0104
+
+// SUN1999-parallel board
+//5008A/AL
+#define SUBDEVID_5008A 0x0100
+
+//IPC-P2102 IPC-P2102SI
+#define SUBDEVID_P2102 0x0002
+//IPC-P2104 IPC-P2104SI
+#define SUBDEVID_P2104 0x0004
+//IPC-P2108 IPC-P2108SI
+#define SUBDEVID_P2108 0x0008
+//IPC-P2116
+#define SUBDEVID_P2116 0x0010
+
+// 3_in_1
+//IPC-P3104 IPC-P3104SI
+#define SUBDEVID_P3104 0x0084
+
+//IPC-P3108 IPC-P3104SI
+#define SUBDEVID_P3108 0x0088
+
+//CASH DRAWER CARD
+#define SUBDEVID_CASH_2S 0x0002
+#define SUBDEVID_CASH_4S 0x0004
+
+//DIO CARD
+#define SUBDEVID_DIO0802 0x0002
+
+#define SUBDEVID_DIO1604 0x0004
+
+#define SUBDEVID_DIO3204 0x0004
+
+
+// for chip_flag
+#define SUNNONE_HWID 0x0000
+#define SUN1889_HWID 0x0001
+#define SUN1699_HWID 0x0002
+#define SUN1888_HWID 0x0004
+#define SUN1689_HWID 0x0008
+#define SUNMATX_HWID 0x0010
+#define SUN1999_HWID 0x0020
+
+// for board_flag
+#define BOARDFLAG_NONE 0x0000
+#define BOARDFLAG_REMAP 0x0001
+#define BOARDFLAG_16PORTS 0x0002
+
+// for port_flag
+#define PORTFLAG_NONE 0x0000
+#define PORTFLAG_REMAP 0x0001
+#define PORTFLAG_16PORTS 0x0002
+
+// for part_number
+#define PART_NUMBER_NONE 0x0000
+
+// for card_type )
+#define CARD_TYPE_UART_ONLY 0x00
+#define CARD_TYPE_UART_GINTR 0x01
+#define CARD_TYPE_UART_GEXTR 0x02
+
+// for Gpio_ch_cnt )
+#define GPIO_NONE 0
+#define INTR_GPIO_6PORT 6
+#define EXTR_GPIO_8PORT 8
+#define EXTR_GPIO_16PORT 16
+#define EXTR_GPIO_32PORT 32
+
+// for port_flag
+#define PORTFLAG_NONE 0x0000
+#define PORTFLAG_REMAP 0x0001
+#define PORTFLAG_16PORTS 0x0002
+
+// board info
+#define SNX_BOARDS_MAX 4
+#define SNX_PORT_ONBOARD_MAX 16
+
+#define SNX_SER_TOTAL_MAX 32
+#define SNX_SER_ONBOARD_MAX 16
+
+// include lp0 and lp1 (mother board)
+#define SNX_PAR_SUPPORT_MAX 2
+#define SNX_PAR_TOTAL_MAX 4
+#define SNX_PAR_ONBOARD_MAX 2
+
+#define SUN1699_CLK_DIVIDER_DISABLE 0x10
+
+// 1889 uart fifo info
+#define SUN1889_FIFOSIZE_16 16
+#define SUN1889_TRIGGER_LEVEL_16FIFO_01 1
+#define SUN1889_TRIGGER_LEVEL_16FIFO_04 4
+#define SUN1889_TRIGGER_LEVEL_16FIFO_08 8
+#define SUN1889_TRIGGER_LEVEL_16FIFO_14 14
+
+#define SUN1889_FIFOSIZE_32 32
+#define SUN1889_TRIGGER_LEVEL_32FIFO_08 8
+#define SUN1889_TRIGGER_LEVEL_32FIFO_16 16
+#define SUN1889_TRIGGER_LEVEL_32FIFO_24 24
+#define SUN1889_TRIGGER_LEVEL_32FIFO_28 28
+
+// 1699 uart fifo info
+#define SUN1699_FIFOSIZE_16 16
+#define SUN1699_TRIGGER_LEVEL_16FIFO_01 1
+#define SUN1699_TRIGGER_LEVEL_16FIFO_04 4
+#define SUN1699_TRIGGER_LEVEL_16FIFO_08 8
+#define SUN1699_TRIGGER_LEVEL_16FIFO_14 14
+
+#define SUN1699_FIFOSIZE_32 32
+#define SUN1699_TRIGGER_LEVEL_32FIFO_08 8
+#define SUN1699_TRIGGER_LEVEL_32FIFO_16 16
+#define SUN1699_TRIGGER_LEVEL_32FIFO_24 24
+#define SUN1699_TRIGGER_LEVEL_32FIFO_28 28
+
+#define SUN1699_FIFOSIZE_64 64
+#define SUN1699_TRIGGER_LEVEL_64FIFO_16 16
+#define SUN1699_TRIGGER_LEVEL_64FIFO_32 32
+#define SUN1699_TRIGGER_LEVEL_64FIFO_48 48
+#define SUN1699_TRIGGER_LEVEL_64FIFO_56 56
+
+// matrix uart fifo info
+#define SUNMATX_FIFOSIZE_16 16
+#define SUNMATX_TRIGGER_LEVEL_16FIFO_01 1
+#define SUNMATX_TRIGGER_LEVEL_16FIFO_04 4
+#define SUNMATX_TRIGGER_LEVEL_16FIFO_08 8
+#define SUNMATX_TRIGGER_LEVEL_16FIFO_14 14
+
+#define SUNMATX_FIFOSIZE_64 64
+#define SUNMATX_TRIGGER_LEVEL_64FIFO_01 1
+#define SUNMATX_TRIGGER_LEVEL_64FIFO_16 16
+#define SUNMATX_TRIGGER_LEVEL_64FIFO_32 32
+#define SUNMATX_TRIGGER_LEVEL_64FIFO_56 56
+
+// 1999 uart fifo info
+#define SUN1999_FIFOSIZE_32 32
+#define SUN1999_TRIGGER_LEVEL_32FIFO_01 1
+#define SUN1999_TRIGGER_LEVEL_32FIFO_8 8
+#define SUN1999_TRIGGER_LEVEL_32FIFO_16 16
+#define SUN1999_TRIGGER_LEVEL_32FIFO_28 28
+
+#define SUN1999_FIFOSIZE_128 128
+#define SUN1999_TRIGGER_LEVEL_128FIFO_01 1
+#define SUN1999_TRIGGER_LEVEL_128FIFO_32 32
+#define SUN1999_TRIGGER_LEVEL_128FIFO_64 64
+#define SUN1999_TRIGGER_LEVEL_128FIFO_112 112
+
+// uart fifo setup
+#define SUN1889_FIFOSIZE_SET SUN1889_FIFOSIZE_32
+#define SUN1889_TRIGGER_LEVEL_SET SUN1889_TRIGGER_LEVEL_32FIFO_16
+
+#define SUN1699_FIFOSIZE_SET SUN1699_FIFOSIZE_32
+#define SUN1699_TRIGGER_LEVEL_SET SUN1699_TRIGGER_LEVEL_32FIFO_16
+
+#define SUNMATX_FIFOSIZE_SET SUNMATX_FIFOSIZE_64
+#define SUNMATX_TRIGGER_LEVEL_SET SUNMATX_TRIGGER_LEVEL_64FIFO_32
+
+#define SUN1999_FIFOSIZE_SET SUN1999_FIFOSIZE_128
+#define SUN1999_TRIGGER_LEVEL_SET SUN1999_TRIGGER_LEVEL_128FIFO_64
+
+#define UART_SUN1889_FCR_16BYTE 0x00
+#define UART_SUN1889_FCR_32BYTE 0x20
+
+#define UART_SUN1699_FCR_16BYTE 0x00
+#define UART_SUN1699_FCR_32BYTE 0x20
+#define UART_SUN1699_FCR_64BYTE 0x30
+
+#define UART_SUNMATX_FCR_64BYTE 0x20
+
+#define UART_SUN1999_FCR_128BYTE 0x20
+#define UART_DEFAULT_FCR 0x00
+
+#define DEFAULT_FIFOSIZE 1
+#define DEFAULT_TRIGGER_LEVEL 1
+
+// register status info
+#define UART_LSR_ERR_IN_RFIFO 0x80
+#define UART_MCR_AFE 0x20
+#define UART_IIR_CTO 0x0C
+
+// interrupt vedtor offset
+#define SUN1889_INTRSERVREG 0x1C
+
+// serial address length
+#define SNX_SER_ADDRESS_LENGTH 8
+
+// parallel address length
+#define SNX_PAR_ADDRESS_LENGTH 8
+#define SNX_PAR_STD_ADDR_LENGTH 3
+#define SNX_PAR_ETD_ADDR_LENGTH 5
+
+// PCI configuration bar 0 ~ 5
+#define SNX_PCICFG_BAR_TOTAL 6
+
+#define INTERRUPT_COUNT 128
+#define WAKEUP_CHARS 256
+
+#define SNXTERMIOS ktermios
+
+// for snx_ser_port->snx_type
+#define SNX_SER_PORT_MAX_UART 5
+#define SNX_SER_PORT_UNKNOWN 0
+#define SNX_SER_PORT_SUN1889 1
+#define SNX_SER_PORT_SUN1699 2
+#define SNX_SER_PORT_SUNMATX 3
+#define SNX_SER_PORT_SUN1999 4
+
+
+// for snx_ser_port->setserial_flag
+#define SNX_SER_BAUD_SETSERIAL 1
+#define SNX_SER_BAUD_NOTSETSER 0
+
+// name length
+#define SNX_BOARDNAME_LENGTH 15
+#define SNX_DRIVERVERSION_LENGTH 15
+
+
+
+struct snx_ser_port_info {
+ char board_name_info[SNX_BOARDNAME_LENGTH];
+ unsigned int bus_number_info;
+ unsigned int dev_number_info;
+ unsigned int port_info;
+ unsigned int base_info;
+ unsigned int irq_info;
+};
+
+
+struct snx_par_port_info {
+ char board_name_info[SNX_BOARDNAME_LENGTH];
+ unsigned int bus_number_info;
+ unsigned int dev_number_info;
+ unsigned int port_info;
+ unsigned int base_info;
+ unsigned int base_hi_info;
+ unsigned int irq_info;
+ unsigned int minor;
+
+};
+
+
+typedef struct _snx_port {
+ char type;
+ int bar1;
+ unsigned char offset1;
+ unsigned char length1;
+ int bar2;
+ unsigned char offset2;
+ unsigned char length2;
+ unsigned int intmask;
+ unsigned int chip_flag;
+
+} snx_port;
+
+
+typedef struct _pci_board {
+ unsigned int vendor_id;
+ unsigned int device_id;
+ unsigned int sub_vendor_id;
+ unsigned int sub_device_id;
+ unsigned int num_serport;
+ unsigned int num_parport;
+ unsigned int intr_vector_bar;
+ unsigned char intr_vector_offset;
+
+ char board_name[SNX_BOARDNAME_LENGTH];
+ unsigned int board_flag;
+ unsigned int part_number;
+ unsigned int card_type;
+ int gpio_ch_cnt;
+
+ snx_port port[SNX_PORT_ONBOARD_MAX];
+
+} pci_board;
+
+
+struct sunix_board;
+struct sunix_ser_port;
+struct sunix_par_port;
+
+
+struct sunix_board {
+ int board_enum;
+ int board_number;
+ unsigned int bus_number;
+ unsigned int dev_number;
+
+ unsigned int ports;
+ unsigned int ser_port;
+ unsigned int par_port;
+
+ unsigned int ser_port_index;
+ unsigned int par_port_index;
+
+ unsigned int bar_addr[SNX_PCICFG_BAR_TOTAL];
+ unsigned int irq;
+
+ unsigned int board_flag;
+
+ unsigned int vector_mask;
+ pci_board pb_info;
+ struct pci_dev *pdev;
+ int (*ser_isr)(struct sunix_board *sb, struct sunix_ser_port *port);
+ int (*par_isr)(struct sunix_board *sb, struct sunix_par_port *port);
+
+ unsigned int oem_id;
+ int uart_cnt;
+ int gpio_chl_cnt;
+ unsigned char board_uart_type;
+ unsigned char board_gpio_type;
+ unsigned char board_gpio_card_type;
+
+};
+
+#define SNX_IOCTL 0x900
+#define SNX_SER_DUMP_PORT_INFO (SNX_IOCTL + 50)
+#define SNX_SER_DUMP_PORT_PERF (SNX_IOCTL + 51)
+#define SNX_SER_DUMP_DRIVER_VER (SNX_IOCTL + 52)
+#define SNX_PAR_DUMP_PORT_INFO (SNX_IOCTL + 53)
+#define SNX_PAR_DUMP_DRIVER_VER (SNX_IOCTL + 54)
+
+#define PORT_SER_UNKNOWN 0
+#define PORT_SER_8250 1
+#define PORT_SER_16450 2
+#define PORT_SER_16550 3
+#define PORT_SER_16550A 4
+#define PORT_SER_CIRRUS 5
+#define PORT_SER_16650 6
+#define PORT_SER_16650V2 7
+#define PORT_SER_16750 8
+#define PORT_SER_MAX_UART 8 /* max serial port ID */
+
+
+#define SNX_USF_CLOSING_WAIT_INF (0)
+#define SNX_USF_CLOSING_WAIT_NONE (65535)
+#define SNX_UART_CONFIG_TYPE (1 << 0)
+#define SNX_UART_CONFIG_IRQ (1 << 1)
+
+#define SNX_UART_XMIT_SIZE 4096
+
+#define snx_ser_circ_empty(circ) \
+((circ)->head == (circ)->tail)
+#define snx_ser_circ_clear(circ) \
+((circ)->head = (circ)->tail = 0)
+#define snx_ser_circ_chars_pending(circ) \
+(CIRC_CNT((circ)->head, (circ)->tail, SNX_UART_XMIT_SIZE))
+#define snx_ser_circ_chars_free(circ) \
+(CIRC_SPACE((circ)->head, (circ)->tail, SNX_UART_XMIT_SIZE))
+#define snx_ser_tx_stopped(port) \
+((port)->info->tty->stopped || (port)->info->tty->hw_stopped)
+
+#define SNX_UPIO_PORT (0)
+#define SNX_UPIO_MEM (1)
+
+#define SNX_UPF_SAK (1 << 2)
+#define SNX_UPF_SPD_MASK (0x1030)
+#define SNX_UPF_SPD_HI (0x0010)
+#define SNX_UPF_SPD_VHI (0x0020)
+#define SNX_UPF_SPD_CUST (0x0030)
+#define SNX_UPF_SPD_SHI (0x1000)
+#define SNX_UPF_SPD_WARP (0x1010)
+#define SNX_UPF_SKIP_TEST (1 << 6)
+#define SNX_UPF_HARDPPS_CD (1 << 11)
+#define SNX_UPF_LOW_LATENCY (1 << 13)
+#define SNX_UPF_BUGGY_UART (1 << 14)
+#define SNX_UPF_MAGIC_MULTIPLIER (1 << 16)
+
+#define SNX_UPF_CHANGE_MASK (0x17fff)
+#define SNX_UPF_USR_MASK (SNX_UPF_SPD_MASK | SNX_UPF_LOW_LATENCY)
+
+#define SNX_UIF_CHECK_CD (1 << 25)
+#define SNX_UIF_CTS_FLOW (1 << 26)
+
+#define SNX_UIF_NORMAL_ACTIVE (1 << 29)
+#define SNX_UIF_INITIALIZED (1 << 31)
+
+#define SNX_ENABLE_MS(port, cflag) \
+((port)->flags & SNX_UPF_HARDPPS_CD || \
+(cflag) & CRTSCTS || !((cflag) & CLOCAL))
+
+#define SNX_SER_DEVNUM(x) ((x)->index)
+
+struct snx_ser_info;
+struct snx_ser_port;
+
+struct snx_ser_icount {
+ __u32 cts;
+ __u32 dsr;
+ __u32 rng;
+ __u32 dcd;
+ __u32 rx;
+ __u32 tx;
+ __u32 frame;
+ __u32 overrun;
+ __u32 parity;
+ __u32 brk;
+ __u32 buf_overrun;
+};
+
+struct snx_ser_info {
+ struct tty_struct *tty;
+ struct circ_buf xmit;
+ unsigned int flags;
+ unsigned char *tmpbuf;
+ struct semaphore tmpbuf_sem;
+ int blocked_open;
+ struct tasklet_struct tlet;
+
+ wait_queue_head_t open_wait;
+ wait_queue_head_t delta_msr_wait;
+};
+
+struct snx_ser_driver {
+ struct module *owner;
+ const char *driver_name;
+ const char *dev_name;
+ int major;
+ int minor;
+ int nr;
+ struct snx_ser_state *state;
+};
+
+
+struct snx_ser_port {
+ spinlock_t lock;
+ unsigned int iobase;
+ unsigned int irq;
+ unsigned int uartclk;
+ unsigned char fifosize;
+ unsigned char x_char;
+ unsigned char iotype;
+
+ unsigned int read_status_mask;
+ unsigned int ignore_status_mask;
+ struct snx_ser_info *info;
+ struct snx_ser_icount icount;
+
+ unsigned int flags;
+ unsigned int mctrl;
+ unsigned int timeout;
+ unsigned int snx_type;
+ unsigned int type;
+ unsigned int custom_divisor;
+ unsigned int line;
+
+ int board_enum;
+ unsigned int bus_number;
+ unsigned int dev_number;
+ pci_board pb_info;
+ unsigned int vector;
+ unsigned int vector_mask;
+ unsigned char chip_flag;
+ unsigned int port_flag;
+ unsigned int baud_base;
+ int rx_trigger;
+ unsigned char ldisc_stop_rx;
+
+ unsigned int setserial_flag;
+
+ int AHDC_State;
+ int RS422_State;
+
+ unsigned char suspended;
+ struct device *dev;
+};
+
+struct snx_ser_state {
+ struct tty_port tport;
+
+ unsigned int close_delay;
+ unsigned int closing_wait;
+ int count;
+ struct snx_ser_info *info;
+ struct snx_ser_port *port;
+ struct semaphore sem;
+};
+
+static inline int snx_ser_handle_break(struct snx_ser_port *port)
+{
+ struct snx_ser_info *info = port->info;
+
+ if (info->flags & SNX_UPF_SAK)
+ do_SAK(info->tty);
+
+ return 0;
+}
+
+static inline void snx_ser_handle_dcd_change(struct snx_ser_port *port,
+unsigned int status)
+{
+ struct snx_ser_info *info = port->info;
+
+ port->icount.dcd++;
+
+ if (info->flags & SNX_UIF_CHECK_CD) {
+ if (status)
+ wake_up_interruptible(&info->open_wait);
+ else if (info->tty)
+ tty_hangup(info->tty);
+ }
+}
+
+struct sunix_ser_port {
+ struct snx_ser_port port;
+ struct timer_list timer;
+ struct list_head list;
+
+ unsigned int capabilities;
+ unsigned char ier;
+ unsigned char lcr;
+ unsigned char mcr;
+ unsigned char mcr_mask;
+ unsigned char mcr_force;
+ unsigned char lsr_break_flag;
+};
+
+#define SNX_CONFIG_PARPORT_1284
+#define SNX_CONFIG_PARPORT_PC_FIFO
+
+#ifdef SNX_CONFIG_PARPORT_1284
+#undef SNX_CONFIG_PARPORT_1284
+#endif
+
+#ifdef SNX_CONFIG_PARPORT_PC_FIFO
+#undef SNX_CONFIG_PARPORT_PC_FIFO
+#endif
+
+#define SNX_PAR_PORT_MAX_UART 5
+#define SNX_PAR_PORT_UNKNOWN 0
+#define SNX_PAR_PORT_SUN1888 1
+#define SNX_PAR_PORT_SUN1689 2
+#define SNX_PAR_PORT_SUNMATX 3
+#define SNX_PAR_PORT_SUN1999 4
+
+#define SNX_ECR(p) ((p)->base_hi + 0x2)
+#define SNX_CFGB(p) ((p)->base_hi + 0x1)
+#define SNX_CFGA(p) ((p)->base_hi + 0x0)
+#define SNX_FIFO(p) ((p)->base_hi + 0x0)
+#define SNX_EPPDATA(p) ((p)->base + 0x4)
+#define SNX_EPPADDR(p) ((p)->base + 0x3)
+#define SNX_DCR(p) ((p)->base + 0x2)
+#define SNX_DSR(p) ((p)->base + 0x1)
+#define SNX_DATA(p) ((p)->base + 0x0)
+
+#define SNX_ROUND_UP(x, y) (((x)+(y)-1)/(y))
+
+#ifndef min
+#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+
+#ifndef PARPORT_W91284PIC
+#define PARPORT_W91284PIC (1 << 1)
+#endif
+
+#define SNX_PARPORT_INACTIVITY_O_NONBLOCK 1
+
+struct snx_parport;
+struct snx_pardevice;
+
+
+struct snx_parport_driver {
+ const char *name;
+ void (*attach)(struct snx_parport *port);
+ void (*detach)(struct snx_parport *port);
+ struct list_head list;
+};
+
+struct snx_pc_parport_state {
+ unsigned int ctr;
+ unsigned int ecr;
+};
+
+struct snx_parport_state {
+ union {
+ struct snx_pc_parport_state pc;
+ void *misc;
+ } u;
+};
+
+struct snx_parport_ops {
+ void (*write_data)(struct snx_parport *p, unsigned char d);
+ unsigned char (*read_data)(struct snx_parport *p);
+ void (*write_control)(struct snx_parport *p, unsigned char ctl);
+ unsigned char (*read_control)(struct snx_parport *p);
+ unsigned char (*frob_control)(struct snx_parport *p,
+ unsigned char mask, unsigned char val);
+ unsigned char (*read_status)(struct snx_parport *p);
+ void (*enable_irq)(struct snx_parport *p);
+ void (*disable_irq)(struct snx_parport *p);
+ void (*data_forward)(struct snx_parport *p);
+ void (*data_reverse)(struct snx_parport *p);
+ void (*init_state)(struct snx_pardevice *d,
+ struct snx_parport_state *s);
+ void (*save_state)(struct snx_parport *p,
+ struct snx_parport_state *s);
+ void (*restore_state)(struct snx_parport *p,
+ struct snx_parport_state *s);
+
+ size_t (*epp_write_data)(struct snx_parport *port,
+ const void *buf, size_t len, int flags);
+ size_t (*epp_read_data)(struct snx_parport *port,
+ void *buf, size_t len, int flags);
+ size_t (*epp_write_addr)(struct snx_parport *port,
+ const void *buf, size_t len, int flags);
+ size_t (*epp_read_addr)(struct snx_parport *port,
+ void *buf, size_t len, int flags);
+ size_t (*ecp_write_data)(struct snx_parport *port,
+ const void *buf, size_t len, int flags);
+ size_t (*ecp_read_data)(struct snx_parport *port,
+ void *buf, size_t len, int flags);
+ size_t (*ecp_write_addr)(struct snx_parport *port,
+ const void *buf, size_t len, int flags);
+
+ size_t (*compat_write_data)(struct snx_parport *port,
+ const void *buf, size_t len, int flags);
+ size_t (*nibble_read_data)(struct snx_parport *port,
+ void *buf, size_t len, int flags);
+ size_t (*byte_read_data)(struct snx_parport *port,
+ void *buf, size_t len, int flags);
+ struct module *owner;
+};
+
+
+struct snx_parport_device_info {
+ parport_device_class class;
+ const char *class_name;
+ const char *mfr;
+ const char *model;
+ const char *cmdset;
+ const char *description;
+};
+
+
+struct snx_pardevice {
+ const char *name;
+ struct snx_parport *port;
+
+ int daisy;
+ int (*preempt)(void *);
+ void (*wakeup)(void *);
+ void *private;
+ void (*irq_func)(int, void *, struct pt_regs *);
+ unsigned int flags;
+ struct snx_pardevice *next;
+ struct snx_pardevice *prev;
+ struct snx_parport_state *state;
+
+ wait_queue_head_t wait_q;
+ unsigned long int time;
+ unsigned long int timeslice;
+
+ volatile long int timeout;
+
+ unsigned long waiting;
+ struct snx_pardevice *waitprev;
+ struct snx_pardevice *waitnext;
+
+ void *sysctl_table;
+};
+
+
+struct snx_parport {
+ unsigned long base;
+ unsigned long base_hi;
+ unsigned int size;
+ const char *name;
+ unsigned int modes;
+ int irq;
+ int dma;
+ int muxport;
+ int portnum;
+
+ struct snx_parport *physport;
+ struct snx_pardevice *devices;
+ struct snx_pardevice *cad;
+
+ int daisy;
+ int muxsel;
+
+ struct snx_pardevice *waithead;
+ struct snx_pardevice *waittail;
+
+ struct list_head list;
+ struct timer_list timer;
+ unsigned int flags;
+ void *sysctl_table;
+ struct snx_parport_device_info probe_info[5];
+ struct ieee1284_info ieee1284;
+ struct snx_parport_ops *ops;
+ void *private_data;
+ int number;
+ spinlock_t pardevice_lock;
+ spinlock_t waitlist_lock;
+ rwlock_t cad_lock;
+ int spintime;
+ atomic_t ref_count;
+ struct list_head full_list;
+ struct snx_parport *slaves[3];
+ struct snx_parport *next;
+ dev_t dev;
+ struct semaphore sem;
+};
+
+
+struct sunix_par_port {
+ struct snx_parport *port;
+
+ unsigned char ctr;
+ unsigned char ctr_writable;
+ int ecr;
+ int fifo_depth;
+ int pword;
+ int read_intr_threshold;
+ int write_intr_threshold;
+
+ char *dma_buf;
+ dma_addr_t dma_handle;
+ struct list_head list;
+
+ unsigned long base;
+ unsigned long base_hi;
+ int irq;
+ int portnum;
+ unsigned int snx_type;
+
+ int board_enum;
+ unsigned int bus_number;
+ unsigned int dev_number;
+
+ pci_board pb_info;
+
+ unsigned char chip_flag;
+ unsigned int port_flag;
+};
+
+// snx_devtable.c
+//extern pci_board snx_pci_board_conf[];
+
+// snx_ieee1284_ops.c
+extern size_t sunix_parport_ieee1284_write_compat(
+struct snx_parport *port, const void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_read_nibble(
+struct snx_parport *port, void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_read_byte(
+struct snx_parport *port, void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_ecp_write_data(
+struct snx_parport *port, const void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_ecp_read_data(
+struct snx_parport *port, void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_ecp_write_addr(
+struct snx_parport *port, const void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_epp_write_data(
+struct snx_parport *port, const void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_epp_read_data(
+struct snx_parport *port, void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_epp_write_addr(
+struct snx_parport *port, const void *buffer, size_t len, int flags);
+extern size_t sunix_parport_ieee1284_epp_read_addr(
+struct snx_parport *port, void *buffer, size_t len, int flags);
+
+// snx_ieee1284.c
+extern int sunix_parport_wait_event(struct snx_parport *port,
+ signed long timeout);
+extern int sunix_parport_poll_peripheral(struct snx_parport *port,
+unsigned char mask, unsigned char result, int usec);
+
+extern int sunix_parport_wait_peripheral(struct snx_parport *port,
+ unsigned char mask, unsigned char result);
+
+extern int sunix_parport_negotiate(struct snx_parport *port,
+ int mode);
+extern ssize_t sunix_parport_write(struct snx_parport *port,
+ const void *buffer, size_t len);
+extern ssize_t sunix_parport_read(struct snx_parport *port,
+ void *buffer, size_t len);
+extern long sunix_parport_set_timeout(struct snx_pardevice *dev,
+ long inactivity);
+
+// snx_share.c
+extern int sunix_parport_default_spintime;
+extern int sunix_parport_register_driver(struct snx_parport_driver *drv);
+extern void sunix_parport_unregister_driver(struct snx_parport_driver *drv);
+extern void sunix_parport_put_port(struct snx_parport *port);
+extern void sunix_parport_announce_port(struct snx_parport *port);
+extern void sunix_parport_remove_port(struct snx_parport *port);
+extern void sunix_parport_unregister_device(struct snx_pardevice *dev);
+extern int sunix_parport_claim(struct snx_pardevice *dev);
+extern int sunix_parport_claim_or_block(struct snx_pardevice *dev);
+extern void sunix_parport_release(struct snx_pardevice *dev);
+extern struct snx_parport *sunix_parport_get_port(struct snx_parport *port);
+
+extern struct snx_parport *sunix_parport_register_port(
+struct sunix_par_port *priv, struct snx_parport_ops *ops);
+
+extern struct snx_parport *sunix_parport_find_number(int number);
+extern struct snx_parport *sunix_parport_find_base(unsigned long base);
+extern struct snx_pardevice *sunix_parport_register_device(
+ struct snx_parport *port,
+ const char *name,
+ int (*pf)(void *),
+ void (*kf)(void *),
+ void (*irq_func)(int, void *, struct pt_regs *),
+ int flags,
+ void *handle
+ );
+
+// snx_parallel.c
+extern int sunix_par_parport_init(void);
+extern void sunix_par_parport_exit(void);
+
+// snx_serial.c
+extern int sunix_ser_register_ports(struct snx_ser_driver *drv);
+extern void sunix_ser_unregister_ports(struct snx_ser_driver *drv);
+extern int sunix_ser_register_driver(struct snx_ser_driver *drv);
+extern void sunix_ser_unregister_driver(struct snx_ser_driver *drv);
+extern int sunix_ser_interrupt(struct sunix_board *sb,
+struct sunix_ser_port *first_sp);
+extern void snx_ser_change_speed(struct snx_ser_state *state,
+struct SNXTERMIOS *old_termios);
+
+// snx_ppdev.c
+extern int sunix_par_ppdev_init(void);
+extern void sunix_par_ppdev_exit(void);
+
+// snx_lp.c
+extern int sunix_par_lp_init(void);
+extern void sunix_par_lp_exit(void);
+
+// snx_main.c
+extern struct sunix_board sunix_board_table[SNX_BOARDS_MAX];
+extern struct sunix_ser_port sunix_ser_table[SNX_SER_TOTAL_MAX + 1];
+extern struct sunix_par_port sunix_par_table[SNX_PAR_TOTAL_MAX];
+
+extern int snx_ser_startup(struct snx_ser_state *state, int init_hw);
+extern void snx_ser_update_termios(struct snx_ser_state *state);
+
+#define sunix_parport_write_data(p, x) sunix_parport_pc_write_data(p, x)
+#define sunix_parport_read_data(p) sunix_parport_pc_read_data(p)
+#define sunix_parport_write_control(p, x) \
+sunix_parport_pc_write_control(p, x)
+#define sunix_parport_read_control(p) sunix_parport_pc_read_control(p)
+#define sunix_parport_frob_control(p, m, v) \
+sunix_parport_pc_frob_control(p, m, v)
+#define sunix_parport_read_status(p) \
+sunix_parport_pc_read_status(p)
+#define sunix_parport_enable_irq(p) sunix_parport_pc_enable_irq(p)
+#define sunix_parport_disable_irq(p) sunix_parport_pc_disable_irq(p)
+#define sunix_parport_data_forward(p) sunix_parport_pc_data_forward(p)
+#define sunix_parport_data_reverse(p) sunix_parport_pc_data_reverse(p)
+
+static inline void sunix_parport_pc_write_data(struct snx_parport *p,
+unsigned char d)
+{
+ outb(d, SNX_DATA(p));
+}
+
+static inline unsigned char sunix_parport_pc_read_data(struct snx_parport *p)
+{
+ unsigned char val = inb(SNX_DATA(p));
+
+ return val;
+}
+
+static inline unsigned char __sunix_parport_pc_frob_control(
+struct snx_parport *p, unsigned char mask, unsigned char val)
+{
+ struct sunix_par_port *priv = p->physport->private_data;
+ unsigned char ctr = priv->ctr;
+
+ ctr = (ctr & ~mask) ^ val;
+ ctr &= priv->ctr_writable;
+ outb(ctr, SNX_DCR(p));
+ priv->ctr = ctr;
+ return ctr;
+}
+
+static inline void sunix_parport_pc_data_reverse(struct snx_parport *p)
+{
+ __sunix_parport_pc_frob_control(p, 0x20, 0x20);
+}
+
+
+static inline void sunix_parport_pc_data_forward(struct snx_parport *p)
+{
+ __sunix_parport_pc_frob_control(p, 0x20, 0x00);
+}
+
+static inline void sunix_parport_pc_write_control(struct snx_parport *p,
+unsigned char d)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ if (d & 0x20)
+ sunix_parport_pc_data_reverse(p);
+
+
+ __sunix_parport_pc_frob_control(p, wm, d & wm);
+}
+
+
+
+static inline unsigned char sunix_parport_pc_frob_control(
+struct snx_parport *p, unsigned char mask, unsigned char val)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ if (mask & 0x20) {
+ if (val & 0x20)
+ sunix_parport_pc_data_reverse(p);
+ else
+ sunix_parport_pc_data_forward(p);
+
+ }
+
+ mask &= wm;
+ val &= wm;
+
+ return __sunix_parport_pc_frob_control(p, mask, val);
+}
+
+
+static inline unsigned char sunix_parport_pc_read_status(struct snx_parport *p)
+{
+ return inb(SNX_DSR(p));
+}
+
+
+
+
+static inline void sunix_parport_pc_enable_irq(struct snx_parport *p)
+{
+ __sunix_parport_pc_frob_control(p, 0x10, 0x10);
+}
+
+
+static inline int sunix_parport_yield_blocking(struct snx_pardevice *dev)
+{
+ unsigned long int timeslip = (jiffies - dev->time);
+
+ if ((dev->port->waithead == NULL) || (timeslip < dev->timeslice))
+ return 0;
+
+
+ sunix_parport_release(dev);
+ return sunix_parport_claim_or_block(dev);
+}
+
--
2.17.1
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