coreboot-kgpe-d16/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c

248 lines
6.0 KiB
C
Raw Normal View History

/* Public Domain Curses */
/* This file is BSD licensed, Copyright 2011 secunet AG */
#include "lppdc.h"
#include <libpayload.h>
/* ACS definitions originally by jshumate@wrdis01.robins.af.mil -- these
match code page 437 and compatible pages (CP850, CP852, etc.) */
#ifdef CHTYPE_LONG
# define A(x) ((chtype)x | A_ALTCHARSET)
chtype acs_map[128] =
{
A(0), A(1), A(2), A(3), A(4), A(5), A(6), A(7), A(8), A(9), A(10),
A(11), A(12), A(13), A(14), A(15), A(16), A(17), A(18), A(19),
A(20), A(21), A(22), A(23), A(24), A(25), A(26), A(27), A(28),
A(29), A(30), A(31), ' ', '!', '"', '#', '$', '%', '&', '\'', '(',
')', '*',
A(0x1a), A(0x1b), A(0x18), A(0x19),
'/',
0xdb,
'1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=',
'>', '?', '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
A(0x04), 0xb1,
'b', 'c', 'd', 'e',
0xf8, 0xf1, 0xb0, A(0x0f), 0xd9, 0xbf, 0xda, 0xc0, 0xc5, 0x2d, 0x2d,
0xc4, 0x2d, 0x5f, 0xc3, 0xb4, 0xc1, 0xc2, 0xb3, 0xf3, 0xf2, 0xe3,
0xd8, 0x9c, 0xf9,
A(127)
};
# undef A
#endif
/* See terminfo(5). */
chtype fallback_acs_map[128] =
{
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', '>', '<', '^', 'v', ' ',
'#', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
'+', ':', ' ', ' ', ' ', ' ', '\\', '#',
'#', '#', '+', '+', '+', '+', '+', '~',
'-', '-', '-', '_', '+', '+', '+', '+',
'|', '<', '>', '*', '!', 'f', 'o', ' ',
};
#ifdef CONFIG_LP_SERIAL_CONSOLE
#ifdef CONFIG_LP_SERIAL_ACS_FALLBACK
chtype serial_acs_map[128];
#else
/* See acsc of vt100. */
chtype serial_acs_map[128] =
{
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
'`', 'a', 0, 0, 0, 0, 'f', 'g',
0, 0, 'j', 'k', 'l', 'm', 'n', 'o',
'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
'x', 'y', 'z', '{', '|', '}', '~', 0,
};
#endif
#endif
#ifdef CONFIG_LP_VIDEO_CONSOLE
/* See acsc of linux. */
chtype console_acs_map[128] =
{
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, '\020', '\021', '\030', '\031', 0,
'\333', 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
'\004', '\261', 0, 0, 0, 0, '\370', '\361',
'\260', '\316', '\331', '\277', '\332', '\300', '\305', '~',
'\304', '\304', '\304', '_', '\303', '\264', '\301', '\302',
'\263', '\363', '\362', '\343', '\330', '\234', '\376', 0,
};
#endif
/* position hardware cursor at (y, x) */
void PDC_gotoyx(int row, int col)
{
PDC_LOG(("PDC_gotoyx() - called: row %d col %d\n", row, col));
#ifdef CONFIG_LP_SERIAL_CONSOLE
serial_set_cursor(col, row);
#endif
#ifdef CONFIG_LP_VIDEO_CONSOLE
video_console_set_cursor(col, row);
#endif
}
/* update the given physical line to look like the corresponding line in
curscr */
void PDC_transform_line(int lineno, int x, int len, const chtype *srcp)
{
int j, ch, attr;
PDC_LOG(("PDC_transform_line() - called: line %d, len %d, curses_flags %d\n", lineno, len, curses_flags));
#ifdef CONFIG_LP_SERIAL_CONSOLE
int serial_is_bold = 0;
int serial_is_reverse = 0;
int serial_is_altcharset = 0;
int serial_cur_pair = 0;
int need_altcharset;
if (curses_flags & F_ENABLE_SERIAL) {
serial_end_bold();
serial_end_altcharset();
serial_set_cursor(lineno, x);
}
#endif
for (j = 0; j < len; j++)
{
ch = srcp[j];
attr = ch;
#ifdef CONFIG_LP_SERIAL_CONSOLE
if (curses_flags & F_ENABLE_SERIAL) {
if (attr & A_BOLD) {
if (!serial_is_bold) {
serial_start_bold();
serial_is_bold = 1;
}
} else {
if (serial_is_bold) {
serial_end_bold();
serial_is_bold = 0;
/* work around serial.c
* shortcoming:
*/
serial_is_reverse = 0;
serial_cur_pair = 0;
}
}
if (attr & A_REVERSE) {
if (!serial_is_reverse) {
serial_start_reverse();
serial_is_reverse = 1;
}
} else {
if (serial_is_reverse) {
serial_end_reverse();
serial_is_reverse = 0;
/* work around serial.c
* shortcoming:
*/
serial_is_bold = 0;
serial_cur_pair = 0;
}
}
need_altcharset = 0;
if (attr & A_ALTCHARSET) {
if (serial_acs_map[ch & 0x7f]) {
ch = serial_acs_map[ch & 0x7f];
need_altcharset = 1;
} else
ch = fallback_acs_map[ch & 0x7f];
}
if (need_altcharset && !serial_is_altcharset) {
serial_start_altcharset();
serial_is_altcharset = 1;
}
if (!need_altcharset && serial_is_altcharset) {
serial_end_altcharset();
serial_is_altcharset = 0;
}
if (serial_cur_pair != PAIR_NUMBER(attr)) {
short int fg, bg;
pair_content(PAIR_NUMBER(attr),
&fg, &bg);
serial_set_color(fg, bg);
serial_cur_pair = PAIR_NUMBER(attr);
}
serial_putchar(ch & 0xff);
}
#endif
#ifdef CONFIG_LP_VIDEO_CONSOLE
unsigned char c = pdc_atrtab[srcp[j] >> PDC_ATTR_SHIFT];
if (curses_flags & F_ENABLE_CONSOLE) {
if (attr & A_ALTCHARSET) {
if (console_acs_map[ch & 0x7f])
ch = console_acs_map[ch & 0x7f];
else
ch = fallback_acs_map[ch & 0x7f];
}
/*
* FIXME: Somewhere along the line, the
* character value is getting sign-extented.
* For now grab just the 8 bit character,
* but this will break wide characters!
*/
video_console_putc(lineno, x + j, (c << 8) | ( ch & 0xff));
}
#endif
}
}