Embedded FreeBSD Cookbook phần 9 ppsx

... demonstrate the rich features and flexibility of FreeBSD for use with embedded applications. 202 Embedded FreeBSD Cookbook # Copyright (c) 199 9 Matt Dillon # All rights reserved. # # Redistribution ... a5 75 07 e3 19 | | u | 00000070 f6 04 80 75 14 83 c6 10 fe c6 80 fe 05 72 e9 49 | u r.I| 00000080 e3 e1 be ac 7d eb 52 31 d2 89 16 00 09 b6 10 e8 | }.R1 | 00000 090 35 00...

Ngày tải lên: 07/08/2014, 23:20

... Interface Library 87 The 89 and 90 Functions 90 The 92 and 92 Functions 92 The 94 and 94 Functions 94 The diopolarity 95 The 95 and 95 functions 95 The 97 and 97

Ngày tải lên: 07/08/2014, 23:20

... 126 Embedded FreeBSD Cookbook # This is ssh server systemwide configuration file. # # $FreeBSD: src/crypto/openssh/sshd_config,v 1.4.2.5 2001/01/18 ... (dio_set_line(line, state) != 0) { printf(“write line failed\n”); } } Listing 7-5 118 Embedded FreeBSD Cookbook { return(-1); } /* verify the data and contents of the request */ if (preq->magic ... we can verify th...

Ngày tải lên: 08/08/2014, 01:21

... (PCI-SIG) 5440 SW Westgate Dr., #217 Portland, OR 97 221 Phone: 503- 291 -25 69 FAX: 503- 297 -1 090 administration@pcisig.com 196 Embedded FreeBSD Cookbook Summar y In this chapter we ’ve taken ... a5 75 07 e3 19 | | u | 00000070 f6 04 80 75 14 83 c6 10 fe c6 80 fe 05 72 e9 49 | u r.I| 00000080 e3 e1 be ac 7d eb 52 31 d2 89 16 00 09 b6 10 e8 | }.R1 | 00000 090 35 00 b...

Ngày tải lên: 08/08/2014, 01:21

... pushed onto the program stack. 20 Embedded FreeBSD Cookbook State A pr ocess is in one of five states at any time. The process state is used internally by the FreeBSD kernel to organize processes. ... fork()) > 0) { printf(“%d: waiting for the child\n”, pid); wait(&status); 14 Embedded FreeBSD Cookbook Ever y process has a parent process. When a process is create...

Ngày tải lên: 07/08/2014, 23:20

... 8 bytes of data contained 48 Embedded FreeBSD Cookbook > write c023f4c2 8 >> cookbook > > read c023f4c2 10 c023f4c2: 63 6f 6f 6b 62 6f 6f 6b cookbook c023f4ca: 41 53 45 ... string. 58 Embedded FreeBSD Cookbook Fr eeBSD provides support for dynamic loading and unloading of drivers. The autoconfiguration code is the method to communicate with the FreeBS...

Ngày tải lên: 07/08/2014, 23:20

... learn from the PLX 90 52 specification that to check to see if an interrupt is pending, the Interrupt Status register is read. The DIO interrupt handler 64 Embedded FreeBSD Cookbook * OR ’d ... 62 Embedded FreeBSD Cookbook ++ep; if (ep->desc) { device_set_desc(device, ep->desc); return 0; /* ... independently of other ports. Each bit of the Configuration Register is...

Ngày tải lên: 07/08/2014, 23:20

... PCI interrupts. Writing to the Interrupt clear, bit 10, clears a pending interrupt. 96 Embedded FreeBSD Cookbook Setting the polarity bit consists of r eading the current value of the interrupt ... address to the host IP address. When a packet is being sent to another IP address, the 94 Embedded FreeBSD Cookbook The if tests the state and sets the user ’s input parameter app...

Ngày tải lên: 07/08/2014, 23:20

... external variable errno is set to EWOULDBLOCK. 126 Embedded FreeBSD Cookbook # This is ssh server systemwide configuration file. # # $FreeBSD: src/crypto/openssh/sshd_config,v 1.4.2.5 2001/01/18 ... requests. Listening on a socket is performed by calling the listen system call. 134 Embedded FreeBSD Cookbook The write handler function uses sscanf to parse the user ’s inp...

Ngày tải lên: 07/08/2014, 23:20

... syntax. 138 Embedded FreeBSD Cookbook else { printf(“invalid polarity\n”); return; } if (dio_set_polarity(polarity) != 0) { printf(“error writing polarity\n”); } } Listing 7 -9 The int_handler ... Tomcat is performed by the following command: # cd $TOMCAT_HOME/bin # startup.sh 156 Embedded FreeBSD Cookbook g++ $(CFLAGS) -o libdioifjni.so DIOIfJNI.cpp -L/usr/local...

Ngày tải lên: 07/08/2014, 23:20