uart_cpu_pc98.c (153363) | uart_cpu_pc98.c (168281) |
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1/*- 2 * Copyright (c) 2003 M. Warner Losh, Marcel Moolenaar 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * --- 11 unchanged lines hidden (view full) --- 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2003 M. Warner Losh, Marcel Moolenaar 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * --- 11 unchanged lines hidden (view full) --- 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
28__FBSDID("$FreeBSD: head/sys/dev/uart/uart_cpu_pc98.c 153363 2005-12-12 21:00:58Z imp $"); | 28__FBSDID("$FreeBSD: head/sys/dev/uart/uart_cpu_pc98.c 168281 2007-04-02 22:00:22Z marcel $"); |
29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33 34#include <machine/bus.h> 35 36#include <dev/uart/uart.h> --- 7 unchanged lines hidden (view full) --- 44{ 45 46 return (0); /* XXX */ 47} 48 49int 50uart_cpu_getdev(int devtype, struct uart_devinfo *di) 51{ | 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33 34#include <machine/bus.h> 35 36#include <dev/uart/uart.h> --- 7 unchanged lines hidden (view full) --- 44{ 45 46 return (0); /* XXX */ 47} 48 49int 50uart_cpu_getdev(int devtype, struct uart_devinfo *di) 51{ |
52 struct uart_class *class; |
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52 unsigned int i, ivar, flags; 53 | 53 unsigned int i, ivar, flags; 54 |
55 class = &uart_ns8250_class; 56 if (class == NULL) 57 return (ENXIO); 58 |
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54 /* Check the environment. */ | 59 /* Check the environment. */ |
55 di->ops = uart_ns8250_ops; 56 if (uart_getenv(devtype, di) == 0) | 60 if (uart_getenv(devtype, di, class) == 0) |
57 return (0); 58 59 /* 60 * There is a serial port on all pc98 hardware. It is 8251 or 61 * an enhance version of that. Some pc98 have the second serial 62 * port which is 16550A compatible. However, for the sio driver, 63 * flags selected which type of uart was in the sytem. We use 64 * something similar to sort things out. --- 11 unchanged lines hidden (view full) --- 76 */ 77 if (resource_int_value("uart", i, "disabled", &ivar) == 0 && 78 ivar != 0) 79 continue; 80 if (resource_int_value("uart", i, "port", &ivar) != 0 || 81 ivar == 0) 82 continue; 83 | 61 return (0); 62 63 /* 64 * There is a serial port on all pc98 hardware. It is 8251 or 65 * an enhance version of that. Some pc98 have the second serial 66 * port which is 16550A compatible. However, for the sio driver, 67 * flags selected which type of uart was in the sytem. We use 68 * something similar to sort things out. --- 11 unchanged lines hidden (view full) --- 80 */ 81 if (resource_int_value("uart", i, "disabled", &ivar) == 0 && 82 ivar != 0) 83 continue; 84 if (resource_int_value("uart", i, "port", &ivar) != 0 || 85 ivar == 0) 86 continue; 87 |
84 di->ops = uart_ns8250_ops; | 88 di->ops = uart_getops(class); |
85 di->bas.chan = 0; 86 di->bas.bst = uart_bus_space_io; | 89 di->bas.chan = 0; 90 di->bas.bst = uart_bus_space_io; |
87 if (bus_space_map(di->bas.bst, ivar, 8, 0, &di->bas.bsh) != 0) | 91 if (bus_space_map(di->bas.bst, ivar, uart_getrange(class), 0, 92 &di->bas.bsh) != 0) |
88 continue; 89 di->bas.regshft = 0; 90 di->bas.rclk = 0; 91 if (resource_int_value("uart", i, "baud", &ivar) != 0) 92 ivar = 0; 93 di->baudrate = ivar; 94 di->databits = 8; 95 di->stopbits = 1; 96 di->parity = UART_PARITY_NONE; 97 return (0); 98 } 99 100 return (ENXIO); 101} | 93 continue; 94 di->bas.regshft = 0; 95 di->bas.rclk = 0; 96 if (resource_int_value("uart", i, "baud", &ivar) != 0) 97 ivar = 0; 98 di->baudrate = ivar; 99 di->databits = 8; 100 di->stopbits = 1; 101 di->parity = UART_PARITY_NONE; 102 return (0); 103 } 104 105 return (ENXIO); 106} |