always open COM1 for the sake of KGDB.
This commit is contained in:
uch
parent
ddf9130f5c
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2a2cc9f493
@ -1,7 +1,7 @@
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/* -*-C++-*- $NetBSD: console.cpp,v 1.7 2001/06/19 16:48:49 uch Exp $ */
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/* -*-C++-*- $NetBSD: console.cpp,v 1.8 2002/03/02 22:01:34 uch Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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@ -47,9 +47,12 @@ Console *Console::_instance = 0;
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Console *
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Console::Instance()
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{
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if (_instance == 0)
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if (_instance == 0) {
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_instance = new Console;
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return _instance;
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}
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return (_instance);
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}
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Console::Console()
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@ -61,6 +64,7 @@ Console::Console()
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void
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Console::Destroy()
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{
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if (_instance)
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delete _instance;
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_instance = 0;
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@ -70,6 +74,7 @@ void
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Console::print(const TCHAR *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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wvsprintf(_bufw, fmt, ap);
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va_end(ap);
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@ -83,6 +88,7 @@ Console::print(const TCHAR *fmt, ...)
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//
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SerialConsole::SerialConsole()
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{
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_handle = INVALID_HANDLE_VALUE;
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// set default serial console.
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setBootConsole(BI_CNUSE_SERIAL);
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@ -93,7 +99,22 @@ SerialConsole::init()
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{
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// always open COM1 to supply clock and power for the
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// sake of kernel serial driver
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return openCOM1();
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if (_handle == INVALID_HANDLE_VALUE)
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_handle = OpenCOM1();
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if (_handle == INVALID_HANDLE_VALUE) {
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Console::print(TEXT("couldn't open COM1\n"));
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return (FALSE);
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}
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// Print serial console status on LCD.
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DCB dcb;
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GetCommState(_handle, &dcb);
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Console::print(
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TEXT("BaudRate %d, ByteSize %#x, Parity %#x, StopBits %#x\n"),
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dcb.BaudRate, dcb.ByteSize, dcb.Parity, dcb.StopBits);
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return (TRUE);
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}
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BOOL
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@ -101,6 +122,7 @@ SerialConsole::setupMultibyteBuffer()
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{
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size_t len = WideCharToMultiByte(CP_ACP, 0, _bufw, wcslen(_bufw),
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0, 0, 0, 0);
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if (len + 1 > CONSOLE_BUFSIZE)
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return FALSE;
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if (!WideCharToMultiByte(CP_ACP, 0, _bufw, len, _bufm, len, 0, 0))
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@ -113,6 +135,7 @@ SerialConsole::setupMultibyteBuffer()
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void
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SerialConsole::print(const TCHAR *fmt, ...)
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{
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SETUP_WIDECHAR_BUFFER();
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if (!setupMultibyteBuffer())
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@ -121,45 +144,41 @@ SerialConsole::print(const TCHAR *fmt, ...)
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genericPrint(_bufm);
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}
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BOOL
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SerialConsole::openCOM1()
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HANDLE
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SerialConsole::OpenCOM1()
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{
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static HANDLE COM1handle = INVALID_HANDLE_VALUE;
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const char msg[] = "\r\n--------HPCBOOT--------\r\n";
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unsigned long wrote;
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int speed = HPC_PREFERENCE.serial_speed;
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HANDLE h;
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if (_handle == INVALID_HANDLE_VALUE) {
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_handle = CreateFile(TEXT("COM1:"),
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GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0,
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NULL);
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if (_handle == INVALID_HANDLE_VALUE) {
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Console::print(TEXT("couldn't open COM1\n"));
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return FALSE;
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}
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if (COM1handle != INVALID_HANDLE_VALUE)
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return (COM1handle);
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DCB dcb;
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if (!GetCommState(_handle, &dcb)) {
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Console::print(TEXT("couldn't get COM port status.\n"));
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goto bad;
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}
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h = CreateFile(TEXT("COM1:"),
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GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0,
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NULL);
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if (h == INVALID_HANDLE_VALUE)
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return (h);
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DCB dcb;
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if (!GetCommState(h, &dcb))
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goto bad;
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dcb.BaudRate = speed;
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if (!SetCommState(_handle, &dcb)) {
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Console::print(TEXT("couldn't set baud rate to %s.\n"),
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speed);
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goto bad;
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}
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dcb.BaudRate = speed;
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if (!SetCommState(h, &dcb))
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goto bad;
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Console::print(TEXT("BaudRate %d, ByteSize %#x, Parity %#x, StopBits %#x\n"),
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dcb.BaudRate, dcb.ByteSize, dcb.Parity, dcb.StopBits);
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const char msg[] = "--------HPCBOOT--------\r\n";
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unsigned long wrote;
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WriteFile(_handle, msg, sizeof msg, &wrote, 0);
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}
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// Print banner on serial console.
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WriteFile(h, msg, sizeof msg, &wrote, 0);
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return TRUE;
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COM1handle = h;
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return (h);
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bad:
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CloseHandle(_handle);
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_handle = INVALID_HANDLE_VALUE;
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return FALSE;
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CloseHandle(h);
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return (INVALID_HANDLE_VALUE);
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}
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void
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@ -1,7 +1,7 @@
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/* -*-C++-*- $NetBSD: console.h,v 1.7 2002/02/11 17:08:54 uch Exp $ */
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/* -*-C++-*- $NetBSD: console.h,v 1.8 2002/03/02 22:01:35 uch Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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@ -78,13 +78,14 @@ protected:
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protected:
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SerialConsole(void);
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~SerialConsole(void) { /* NO-OP */ };
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BOOL openCOM1(void);
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BOOL setupMultibyteBuffer(void);
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public:
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void genericPrint(const char *);
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virtual BOOL init(void);
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virtual void print(const TCHAR *fmt, ...);
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static HANDLE OpenCOM1(void);
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};
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#define SETUP_WIDECHAR_BUFFER() \
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@ -1,4 +1,4 @@
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/* $NetBSD: hpcboot.cpp,v 1.6 2002/02/11 17:05:45 uch Exp $ */
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/* $NetBSD: hpcboot.cpp,v 1.7 2002/03/02 22:01:35 uch Exp $ */
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/*-
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* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
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@ -50,6 +50,8 @@
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#include <boot.h>
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OSVERSIONINFOW WinCEVersion;
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int WINAPI
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WinMain(HINSTANCE instance, HINSTANCE prev_instance,
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LPTSTR cmd_line, int window_show)
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@ -100,6 +102,9 @@ hpcboot(void *arg)
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HpcMenuInterface &menu = HPC_MENU;
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Boot &f = Boot::Instance();
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// Open serial port for kernel KGDB.
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SerialConsole::OpenCOM1();
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menu.progress();
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if (!f.setup()) {
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error_message = TEXT("architecture not supported.\n");
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@ -143,17 +148,17 @@ hpcboot(void *arg)
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menu.progress();
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if (!f._file->open(f.args.fileName)) {
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error_message = TEXT("couldn't open kernel image.\n");
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goto failed;
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goto failed_exit;
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}
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menu.progress();
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// put kernel to loader.
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if (!f.attachLoader())
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goto failed;
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goto file_close_exit;
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if (!f._loader->setFile(f._file)) {
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error_message = TEXT("couldn't initialize loader.\n");
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goto failed;
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goto file_close_exit;
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}
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menu.progress();
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@ -162,31 +167,35 @@ hpcboot(void *arg)
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// allocate required memory.
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if (!f._arch->allocateMemory(sz)) {
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error_message = TEXT("couldn't allocate memory.\n");
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goto failed;
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goto file_close_exit;
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}
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menu.progress();
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// load kernel to memory.
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if (!f._arch->setupLoader()) {
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error_message = TEXT("couldn't set up loader.\n");
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goto failed;
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goto file_close_exit;
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}
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menu.progress();
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if (!f._loader->load()) {
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error_message = TEXT("couldn't load kernel image to memory.\n");
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goto failed;
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goto file_close_exit;
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}
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menu.progress();
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f._file->close();
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// load file system image to memory
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if (f.args.loadmfs) {
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f._file->open(f.args.mfsName);
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if (!f._file->open(f.args.mfsName)) {
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error_message =
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TEXT("couldn't open file system image.\n");
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goto failed_exit;
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}
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if (!f._loader->loadExtData()) {
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error_message =
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TEXT("couldn't load filesystem image to memory.\n");
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goto failed;
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goto file_close_exit;
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}
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f._file->close();
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}
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@ -203,13 +212,13 @@ hpcboot(void *arg)
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if (HPC_PREFERENCE.pause_before_boot) {
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if (MessageBox(menu._root->_window, TEXT("Push OK to boot."),
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TEXT("Last chance..."), MB_YESNO) != IDYES)
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goto failed;
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goto failed_exit;
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}
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f._arch->jump(p, f._loader->tagStart());
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// NOTREACHED
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failed:
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file_close_exit:
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if (error_message == 0)
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error_message = TEXT("can't jump to kernel.\n");
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f._file->close();
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@ -225,7 +234,7 @@ int
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HpcBootApp::run(void)
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{
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MSG msg;
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while (GetMessage(&msg, 0, 0, 0)) {
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// cancel auto-boot.
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if (HPC_PREFERENCE.auto_boot > 0 && _root &&
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