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2369202e83
The terminal handling code is rewritten radically. * stage2/console.c: New file. * stage2/term.h: Likewise. * stage2/Makefile.am (noinst_HEADERS): Added term.h. (libgrub_a_SOURCES): Added serial.c. (pre_stage2_exec_SOURCES): Added console.c. * stage2/asm.S (console_putchar): Rewritten from scratch. [!STAGE1_5] (translation_table): New variable. [!STAGE1_5] (translate_keycode): New function. [!STAGE1_5] (console_getkey): Call translate_keycode. [!STAGE1_5] (console_checkkey): Likewise. [!STAGE1_5] (nocursor): Renamed to ... [!STAGE1_5] (console_nocursor): ... this. [!STAGE1_5] (console_set_attrib): Removed. * stage2/builtins.c: Include term.h. (terminal): Removed. (normal_color): Likewise. (highlight_color): Likewise. (cat_func): Display a question mark when a non-printable character was read. (terminal_func): Rewritten almost from scratch. * stage2/char_io.c: Include term.h. [!STAGE1_5] (auto_fill): Removed. [!STAGE1_5] (term_table): New variable. [!STAGE1_5] (current_term): Likewise. [!STAGE1_5] (real_get_cmdline): New function. The code was stolen from the previous version of get_cmdline. [!STAGE1_5] (get_cmdline): Rewritten from scratch. [!STAGE1_5] (translate_keycode): Removed. [!STAGE1_5] (getkey): Rewritten from scratch. [!STAGE1_5] (checkkey): Likewise. (grub_putchar): Likewise. [!STAGE1_5] (gotoxy): Likewise. [!STAGE1_5] (getxy): Likewise. [!STAGE1_5] (cls): Likewise. [!STAGE1_5] (nocursor): New function. [SUPPORT_SERIAL] (serial_getxy): Removed. [SUPPORT_SERIAL] (serial_gotoxy): Likewise. [SUPPORT_SERIAL] (serial_cls): Likewise. [SUPPORT_SERIAL] (serial_getxy): Likewise. [!STAGE1_5] (set_attrib): Likewise. * stage2/cmdline.c (init_cmdline): Set COUNT_LINES to -1. * stage2/common.c [!STAGE1_5] (err_list): Removed ERR_NEED_SERIAL and added ERR_DEV_NEED_INIT. * stage2/hercules.c: Rewritten almost from scratch. * stage2/hercules.h (herc_putchar): Removed. (herc_cls): Likewise. (herc_getxy): Likewise. (herc_gotoxy): Likewise. (herc_set_attrib): Likewise. * stage2/serial.c: Rewritten almost from scratch. * stage2/serial.h: Likewise. * stage2/shared.h [GRUB_UTIL] (DISP_UL): Set to the same value as VGA's. [GRUB_UTIL] (DISP_UR): Likewise. [GRUB_UTIL] (DISP_LL): Likewise. [GRUB_UTIL] (DISP_LR): Likewise. [GRUB_UTIL] (DISP_HORIZ): Likewise. [GRUB_UTIL] (DISP_VERT): Likewise. [GRUB_UTIL] (DISP_LEFT): Likewise. [GRUB_UTIL] (DISP_RIGHT): Likewise. [GRUB_UTIL] (DISP_UP): Likewise. [GRUB_UTIL] (DISP_DOWN): Likewise. (grub_error_t): Removed ERR_NEED_SERIAL. Added ERR_DEV_NEED_INIT. (normal_color): Removed. (highlight_color): Likewise. (console_cls): Removed, because this is declared in term.h. (console_getxy): Likewise. (console_gotoxy): Likewise. (console_putchar): Likewise. (console_getkey): Likewise. (console_checkkey): Likewise. (console_set_attrib): Removed. (set_attrib): Likewise. [GRUB_UTIL] (nocursor): Declared. (auto_fill): Removed. (terminal): Likewise. (TERMINAL_CONSOLE): Likewise. (TERMINAL_SERIAL): Likewise. (TERMINAL_HERCULES): Likewise. (TERMINAL_DUMB): Likewise. (translate_keycode): Likewise. * stage2/stage2.c: Include term.h. (print_entry): Rewritten from scratch. (print_entries): Likewise. (print_border): Likewise. (set_line): Removed. (set_line_normal): Likewise. (set_line_highlight): Likewise. * grub/Makefile.am (AM_CFLAGS): Added -DSUPPORT_HERCULES=1. * grub/asmstub.c: Don't include hercules.h. Include term.h. (console_current_color): New variable. (console_translate_key): New function. (console_checkkey): Rewritten from scratch. (console_getkey): Likewise. (console_putchar): Likewise. (console_set_attrib): Removed. (console_highlight): New function. (console_setcolor): Likewise. (console_nocursor): Likewise. (serial_getkey): Removed. (serial_checkkey): Likewise. (serial_putchar): Likewise. (serial_exists): Likewise. (serial_get_port): Likewise. (serial_init): Likewise. (serial_hw_fetch): New function. (serial_hw_put): Likewise. (serial_hw_delay): Likewise. (serial_hw_get_port): Likewise. (serial_hw_init): Likewise. (set_serial_device): Renamed to ... (serial_set_device): ... this. (herc_putchar): Renamed to ... (hercules_putchar): ... this. (herc_cls): Renamed to ... (hercules_cls): ... this. (herc_getxy): Renamed to ... (hercules_getxy): ... this. (herc_gotoxy): Renamed to ... (hercules_gotoxy): ... this. (hercules_highlight): New function. (hercules_setcolor): Likewise. (hercules_nocursor): Likewise. (herc_set_attrib): Removed. * grub/main.c: Include term.h. (main): If USE_CURSES is false, set CURRENT_TERM->FLAGS to TERM_NO_EDIT | TERM_DUMB. TERMINAL is not used any longer.
94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/* serial.h - serial device interface */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2000,2001,2002 Free Software Foundation, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef GRUB_SERIAL_HEADER
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#define GRUB_SERIAL_HEADER 1
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/* Macros. */
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/* The offsets of UART registers. */
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#define UART_TX 0
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#define UART_RX 0
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#define UART_DLL 0
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#define UART_IER 1
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#define UART_DLH 1
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#define UART_IIR 2
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#define UART_FCR 2
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#define UART_LCR 3
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#define UART_MCR 4
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#define UART_LSR 5
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#define UART_MSR 6
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#define UART_SR 7
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/* For LSR bits. */
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#define UART_DATA_READY 0x01
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#define UART_EMPTY_TRANSMITTER 0x20
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/* The type of parity. */
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#define UART_NO_PARITY 0x00
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#define UART_ODD_PARITY 0x08
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#define UART_EVEN_PARITY 0x18
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/* The type of word length. */
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#define UART_5BITS_WORD 0x00
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#define UART_6BITS_WORD 0x01
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#define UART_7BITS_WORD 0x02
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#define UART_8BITS_WORD 0x03
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/* The type of the length of stop bit. */
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#define UART_1_STOP_BIT 0x00
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#define UART_2_STOP_BITS 0x04
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/* the switch of DLAB. */
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#define UART_DLAB 0x80
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/* Enable the FIFO. */
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#define UART_ENABLE_FIFO 0xC7
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/* Turn on DTR, RTS, and OUT2. */
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#define UART_ENABLE_MODEM 0x0B
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/* Function prototypes. */
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/* Fetch a key. */
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int serial_hw_fetch (void);
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/* Put a character. */
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void serial_hw_put (int c);
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/* Insert a delay. */
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void serial_hw_delay (void);
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/* Return the port number for the UNITth serial device. */
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unsigned short serial_hw_get_port (int unit);
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/* Initialize a serial device. */
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int serial_hw_init (unsigned short port, unsigned int speed,
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int word_len, int parity, int stop_bit_len);
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#ifdef GRUB_UTIL
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/* Set the file name of a serial device (or a pty device). This is a
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function specific to the grub shell. */
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void serial_set_device (const char *device);
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#endif /* GRUB_UTIL */
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#endif /* ! GRUB_SERIAL_HEADER */
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