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-rw-r--r--payloads/libpayload/curses/pdcurses-backend/config.h134
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/lppdc.h10
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/nc_alloc.h4
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/ncurses_cfg.h40
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdcdisp.c247
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdcgetsc.c48
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdckbd.c194
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdcscrn.c161
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdcsetsc.c32
-rw-r--r--payloads/libpayload/curses/pdcurses-backend/pdcutil.c49
10 files changed, 919 insertions, 0 deletions
diff --git a/payloads/libpayload/curses/pdcurses-backend/config.h b/payloads/libpayload/curses/pdcurses-backend/config.h
new file mode 100644
index 0000000000..a338593473
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/config.h
@@ -0,0 +1,134 @@
+/* config.h. Generated from config.h.in by configure. */
+/* config.h.in. Generated from configure.ac by autoheader. */
+
+/* Define if you have the <DECkeySym.h> header file */
+/* #undef HAVE_DECKEYSYM_H */
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+/* #undef HAVE_DLFCN_H */
+
+/* Define to 1 if you have the <dl.h> header file. */
+/* #undef HAVE_DL_H */
+
+/* Define to 1 if you have the <fcntl.h> header file. */
+/* #undef HAVE_FCNTL_H */
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#define HAVE_INTTYPES_H 1
+
+/* Define to 1 if you have the <memory.h> header file. */
+#define HAVE_MEMORY_H 1
+
+/* Define to 1 if you have the `poll' function. */
+/* #undef HAVE_POLL */
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define HAVE_STDINT_H 1
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#define HAVE_STDLIB_H 1
+
+/* Define to 1 if you have the <strings.h> header file. */
+#define HAVE_STRINGS_H 1
+
+/* Define to 1 if you have the <string.h> header file. */
+#define HAVE_STRING_H 1
+
+/* Define if you have the <Sunkeysym.h> header file */
+/* #undef HAVE_SUNKEYSYM_H */
+
+/* Define to 1 if you have the <sys/select.h> header file. */
+/* #undef HAVE_SYS_SELECT_H */
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+/* #undef HAVE_SYS_STAT_H */
+
+/* Define to 1 if you have the <sys/time.h> header file. */
+/* #undef HAVE_SYS_TIME_H */
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#define HAVE_SYS_TYPES_H 1
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#define HAVE_UNISTD_H 1
+
+/* Define to 1 if you have the `usleep' function. */
+#define HAVE_USLEEP 1
+
+/* Define to 1 if you have the `vsnprintf' function. */
+#define HAVE_VSNPRINTF 1
+
+/* Define to 1 if you have the `vsscanf' function. */
+#define HAVE_VSSCANF 1
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_BEGIN */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_DELETE */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_DOWN */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_END */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_HOME */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_INSERT */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_LEFT */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_NEXT */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_PRIOR */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_RIGHT */
+
+/* Define if you have this defined in <keysym.h> */
+/* #undef HAVE_XK_KP_UP */
+
+/* Define if you have the <xpm.h> header file */
+/* #undef HAVE_XPM_H */
+
+/* Define to the address where bug reports for this package should be sent. */
+#define PACKAGE_BUGREPORT "coreboot@coreboot.org"
+
+/* Define to the full name of this package. */
+#define PACKAGE_NAME "PDCurses"
+
+/* Define to the full name and version of this package. */
+#define PACKAGE_STRING "PDCurses 3.4+libpayload"
+
+/* Define to the one symbol short name of this package. */
+#define PACKAGE_TARNAME "PDCurses"
+
+/* Define to the version of this package. */
+#define PACKAGE_VERSION "3.4+libpayload"
+
+/* Define as the system defined limit for number of signals */
+#define PDC_MAX_SIGNALS NSIG
+
+/* Define as the return type of signal handlers (`int' or `void'). */
+#define RETSIGTYPE void
+
+/* Define to 1 if you have the ANSI C header files. */
+#define STDC_HEADERS 1
+
+/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
+#define TIME_WITH_SYS_TIME 1
+
+/* Define if you want to use neXtaw library */
+/* #undef USE_NEXTAW */
+
+/* Define if you want to use Xaw3d library */
+/* #undef USE_XAW3D */
+
+/* Define XPointer is typedefed in X11/Xlib.h */
+/* #undef XPOINTER_TYPEDEFED */
diff --git a/payloads/libpayload/curses/pdcurses-backend/lppdc.h b/payloads/libpayload/curses/pdcurses-backend/lppdc.h
new file mode 100644
index 0000000000..56330a9336
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/lppdc.h
@@ -0,0 +1,10 @@
+#include <libpayload-config.h>
+#include <curses.h>
+#include <curspriv.h>
+
+extern int curses_flags;
+extern unsigned char *pdc_atrtab;
+extern short curstoreal[16], realtocurs[16];
+
+#define F_ENABLE_CONSOLE 1
+#define F_ENABLE_SERIAL 2
diff --git a/payloads/libpayload/curses/pdcurses-backend/nc_alloc.h b/payloads/libpayload/curses/pdcurses-backend/nc_alloc.h
new file mode 100644
index 0000000000..95d41f9aa9
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/nc_alloc.h
@@ -0,0 +1,4 @@
+#define typeMalloc(type,elts) (type *)malloc((elts)*sizeof(type))
+#define typeCalloc(type,elts) (type *)calloc((elts),sizeof(type))
+#define typeRealloc(type,elts,ptr) (type *)_nc_doalloc(ptr, (elts)*sizeof(type))
+
diff --git a/payloads/libpayload/curses/pdcurses-backend/ncurses_cfg.h b/payloads/libpayload/curses/pdcurses-backend/ncurses_cfg.h
new file mode 100644
index 0000000000..c6184bebc5
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/ncurses_cfg.h
@@ -0,0 +1,40 @@
+#define USE_RCS_IDS 0
+#define USE_WIDEC_SUPPORT 0
+#define NCURSES_SP_FUNCS 0
+#define DECL_ERRNO 0
+#define NCURSES_INTEROP_FUNCS 0
+
+#define NCURSES_API
+#define NCURSES_IMPEXP
+#define NCURSES_INLINE
+#define NCURSES_SP_DCLx
+#define NCURSES_SP_NAME(x) x
+#define NCURSES_EXPORT_VAR(x) x
+#define NCURSES_EXPORT(x) x
+
+#define SP_PARM SP
+#define CURRENT_SCREEN SP
+#define StdScreen(x) stdscr
+
+#define T(x)
+#define T_CALLED(x...)
+
+#define GCC_UNUSED __attribute__((unused))
+
+#define BLANK (' '|A_NORMAL)
+#define ZEROS ('\0'|A_NORMAL)
+#define ISBLANK isblank
+
+#define ChCharOf(c) ((c) & (chtype)A_CHARTEXT)
+#define CharOf(c) ChCharOf(c)
+
+#define WINDOW_ATTRS(x) ((x)->_attrs)
+#define IsValidScreen(x) 1
+
+#define returnCode return
+#define returnWin return
+#define returnCPtr return
+#define returnVoidPtr return
+#define returnPtr return
+#define returnAttr return
+#define returnBool return
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c b/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c
new file mode 100644
index 0000000000..80073ac73a
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdcdisp.c
@@ -0,0 +1,247 @@
+/* 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_SERIAL_CONSOLE
+#ifdef CONFIG_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_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_SERIAL_CONSOLE
+ serial_set_cursor(col, row);
+#endif
+#ifdef CONFIG_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_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_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_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
+ }
+}
+
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcgetsc.c b/payloads/libpayload/curses/pdcurses-backend/pdcgetsc.c
new file mode 100644
index 0000000000..835b840fba
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdcgetsc.c
@@ -0,0 +1,48 @@
+/* Public Domain Curses */
+/* This file is BSD licensed, Copyright 2011 secunet AG */
+
+#include "lppdc.h"
+
+#include <stdlib.h>
+
+/* return width of screen/viewport */
+
+int PDC_get_columns(void)
+{
+ int cols;
+
+ PDC_LOG(("PDC_get_columns() - called\n"));
+
+ /* hardcode to 80 */
+ cols = 80;
+
+ PDC_LOG(("PDC_get_columns() - returned: cols %d\n", cols));
+
+ return cols;
+}
+
+/* get the cursor size/shape */
+
+int PDC_get_cursor_mode(void)
+{
+ PDC_LOG(("PDC_get_cursor_mode() - called\n"));
+
+ /* only have one cursor type */
+ return SP->visibility;
+}
+
+/* return number of screen rows */
+
+int PDC_get_rows(void)
+{
+ int rows;
+
+ PDC_LOG(("PDC_get_rows() - called\n"));
+
+ /* hardcode to 25 */
+ rows = 25;
+
+ PDC_LOG(("PDC_get_rows() - returned: rows %d\n", rows));
+
+ return rows;
+}
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdckbd.c b/payloads/libpayload/curses/pdcurses-backend/pdckbd.c
new file mode 100644
index 0000000000..4a039ffbc4
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdckbd.c
@@ -0,0 +1,194 @@
+/* Public Domain Curses */
+
+#include "lppdc.h"
+#include <usb/usb.h>
+
+unsigned long pdc_key_modifiers = 0L;
+
+#ifdef CONFIG_SERIAL_CONSOLE
+/* We treat serial like a vt100 terminal. For now we
+ do the cooking in here, but we should probably eventually
+ pass it to dedicated vt100 code */
+
+static int getkeyseq(char *buffer, int len, int max)
+{
+ int i;
+
+ while (1) {
+ for(i = 0; i < 75; i++) {
+ if (serial_havechar())
+ break;
+ mdelay(1);
+ }
+
+ if (i == 75)
+ return len;
+
+ buffer[len++] = serial_getchar();
+ if (len == max)
+ return len;
+ }
+}
+
+static struct {
+ const char *seq;
+ int key;
+} escape_codes[] = {
+ { "[A", KEY_UP },
+ { "[B", KEY_DOWN },
+ { "[C", KEY_RIGHT },
+ { "[D", KEY_LEFT },
+ { "[F", KEY_END },
+ { "[H", KEY_HOME },
+ { "[2~", KEY_IC },
+ { "[3~", KEY_DC },
+ { "[5~", KEY_PPAGE },
+ { "[6~", KEY_NPAGE },
+ { "OP", KEY_F(1) },
+ { "OQ", KEY_F(2) },
+ { "OR", KEY_F(3) },
+ { "OS", KEY_F(4) },
+ { "[15~", KEY_F(5) },
+ { "[17~", KEY_F(6) },
+ { "[18~", KEY_F(7) },
+ { "[19~", KEY_F(8) },
+ { "[20~", KEY_F(9) },
+ { "[21~", KEY_F(10) },
+ { "[23~", KEY_F(11) },
+ { "[24~", KEY_F(12) },
+ { NULL },
+};
+
+static int handle_escape(void)
+{
+ char buffer[5];
+ int len = getkeyseq(buffer, 0, sizeof(buffer));
+ int i, t;
+
+ if (len == 0)
+ return 27;
+
+ for(i = 0; escape_codes[i].seq != NULL; i++) {
+ const char *p = escape_codes[i].seq;
+
+ for(t = 0; t < len; t++) {
+ if (!*p || *p != buffer[t])
+ break;
+ p++;
+ }
+
+ if (t == len)
+ return escape_codes[i].key;
+ }
+
+ return 0;
+}
+
+static int cook_serial(unsigned char ch)
+{
+ switch(ch) {
+ case 8:
+ return KEY_BACKSPACE;
+
+ case 27:
+ return handle_escape();
+
+ default:
+ return ch;
+ }
+}
+#endif
+
+void PDC_set_keyboard_binary(bool on)
+{
+ PDC_LOG(("PDC_set_keyboard_binary() - called\n"));
+}
+
+/* check if a key event is waiting */
+
+bool PDC_check_key(void)
+{
+#ifdef CONFIG_USB_HID
+ usb_poll();
+ if ((curses_flags & F_ENABLE_CONSOLE) &&
+ usbhid_havechar()) {
+ return TRUE;
+ }
+#endif
+
+#ifdef CONFIG_PC_KEYBOARD
+ if ((curses_flags & F_ENABLE_CONSOLE) &&
+ keyboard_havechar()) {
+ return TRUE;
+ }
+#endif
+
+#ifdef CONFIG_SERIAL_CONSOLE
+ if ((curses_flags & F_ENABLE_SERIAL) &&
+ serial_havechar()) {
+ return TRUE;
+ }
+#endif
+
+ return FALSE;
+}
+
+/* return the next available key event */
+
+int PDC_get_key(void)
+{
+ int c = 0;
+
+#ifdef CONFIG_USB_HID
+ usb_poll();
+ if ((curses_flags & F_ENABLE_CONSOLE) &&
+ usbhid_havechar()) {
+ c = usbhid_getchar();
+ }
+#endif
+
+#ifdef CONFIG_PC_KEYBOARD
+ if ((curses_flags & F_ENABLE_CONSOLE) &&
+ keyboard_havechar()) {
+ c = keyboard_getchar();
+ }
+#endif
+
+#ifdef CONFIG_SERIAL_CONSOLE
+ if ((curses_flags & F_ENABLE_SERIAL) &&
+ serial_havechar()) {
+ c = cook_serial(serial_getchar());
+ }
+#endif
+
+ SP->key_code = FALSE;
+
+ if (c == 0) {
+ c = ERR;
+ }
+ if (c >= KEY_MIN) {
+ SP->key_code = TRUE;
+ }
+
+ return c;
+}
+
+/* discard any pending keyboard input -- this is the core
+ routine for flushinp() */
+
+void PDC_flushinp(void)
+{
+ PDC_LOG(("PDC_flushinp() - called\n"));
+
+ while (PDC_check_key()) PDC_get_key();
+}
+
+int PDC_mouse_set(void)
+{
+ return ERR;
+}
+
+int PDC_modifiers_set(void)
+{
+ return OK;
+}
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcscrn.c b/payloads/libpayload/curses/pdcurses-backend/pdcscrn.c
new file mode 100644
index 0000000000..b8d9e4e3d6
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdcscrn.c
@@ -0,0 +1,161 @@
+/* Public Domain Curses */
+
+#include "lppdc.h"
+
+#include <stdlib.h>
+
+#ifdef CHTYPE_LONG
+# define PDC_OFFSET 32
+#else
+# define PDC_OFFSET 8
+#endif
+
+/* COLOR_PAIR to attribute encoding table. */
+
+unsigned char *pdc_atrtab = (unsigned char *)NULL;
+
+short curstoreal[16], realtocurs[16] =
+{
+ COLOR_BLACK, COLOR_BLUE, COLOR_GREEN, COLOR_CYAN, COLOR_RED,
+ COLOR_MAGENTA, COLOR_YELLOW, COLOR_WHITE, COLOR_BLACK + 8,
+ COLOR_BLUE + 8, COLOR_GREEN + 8, COLOR_CYAN + 8, COLOR_RED + 8,
+ COLOR_MAGENTA + 8, COLOR_YELLOW + 8, COLOR_WHITE + 8
+};
+
+/* close the physical screen -- may restore the screen to its state
+ before PDC_scr_open(); miscellaneous cleanup */
+
+void PDC_scr_close(void)
+{
+ PDC_LOG(("PDC_scr_close() - called\n"));
+
+ reset_shell_mode();
+
+ if (SP->visibility != 1)
+ curs_set(1);
+
+ /* Position cursor to the bottom left of the screen. */
+
+ PDC_gotoyx(PDC_get_rows() - 2, 0);
+}
+
+void PDC_scr_free(void)
+{
+ if (SP)
+ free(SP);
+ if (pdc_atrtab)
+ free(pdc_atrtab);
+
+ pdc_atrtab = (unsigned char *)NULL;
+}
+
+/* open the physical screen -- allocate SP, miscellaneous intialization,
+ and may save the existing screen for later restoration */
+
+int PDC_scr_open(int argc, char **argv)
+{
+ int i;
+
+ PDC_LOG(("PDC_scr_open() - called\n"));
+
+ SP = calloc(1, sizeof(SCREEN));
+ pdc_atrtab = calloc(PDC_COLOR_PAIRS * PDC_OFFSET, 1);
+
+ if (!SP || !pdc_atrtab)
+ return ERR;
+
+ for (i = 0; i < 16; i++)
+ curstoreal[realtocurs[i]] = i;
+
+ SP->orig_attr = FALSE;
+
+ SP->lines = PDC_get_rows();
+ SP->cols = PDC_get_columns();
+
+#if CONFIG_SPEAKER
+ SP->audible = TRUE;
+#endif
+
+ return OK;
+}
+
+/* the core of resize_term() */
+
+int PDC_resize_screen(int nlines, int ncols)
+{
+ PDC_LOG(("PDC_resize_screen() - called. Lines: %d Cols: %d\n",
+ nlines, ncols));
+
+ return ERR;
+}
+
+void PDC_reset_prog_mode(void)
+{
+ PDC_LOG(("PDC_reset_prog_mode() - called.\n"));
+}
+
+void PDC_reset_shell_mode(void)
+{
+ PDC_LOG(("PDC_reset_shell_mode() - called.\n"));
+}
+
+void PDC_restore_screen_mode(int i)
+{
+}
+
+void PDC_save_screen_mode(int i)
+{
+}
+
+void PDC_init_pair(short pair, short fg, short bg)
+{
+ unsigned char att, temp_bg;
+ chtype i;
+
+ fg = curstoreal[fg];
+ bg = curstoreal[bg];
+
+ for (i = 0; i < PDC_OFFSET; i++)
+ {
+ att = fg | (bg << 4);
+
+ if (i & (A_REVERSE >> PDC_ATTR_SHIFT))
+ att = bg | (fg << 4);
+ if (i & (A_UNDERLINE >> PDC_ATTR_SHIFT))
+ att = 1;
+ if (i & (A_INVIS >> PDC_ATTR_SHIFT))
+ {
+ temp_bg = att >> 4;
+ att = temp_bg << 4 | temp_bg;
+ }
+ if (i & (A_BOLD >> PDC_ATTR_SHIFT))
+ att |= 8;
+ if (i & (A_BLINK >> PDC_ATTR_SHIFT))
+ att |= 128;
+
+ pdc_atrtab[pair * PDC_OFFSET + i] = att;
+ }
+}
+
+int PDC_pair_content(short pair, short *fg, short *bg)
+{
+ *fg = realtocurs[pdc_atrtab[pair * PDC_OFFSET] & 0x0F];
+ *bg = realtocurs[(pdc_atrtab[pair * PDC_OFFSET] & 0xF0) >> 4];
+
+ return OK;
+}
+
+bool PDC_can_change_color(void)
+{
+ return FALSE;
+}
+
+int PDC_color_content(short color, short *red, short *green, short *blue)
+{
+ return ERR;
+}
+
+int PDC_init_color(short color, short red, short green, short blue)
+{
+ return ERR;
+}
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcsetsc.c b/payloads/libpayload/curses/pdcurses-backend/pdcsetsc.c
new file mode 100644
index 0000000000..49d66abcb9
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdcsetsc.c
@@ -0,0 +1,32 @@
+/* Public Domain Curses */
+/* This file is BSD licensed, Copyright 2011 secunet AG */
+
+#include "lppdc.h"
+
+int PDC_curs_set(int visibility)
+{
+ int ret_vis;
+
+ PDC_LOG(("PDC_curs_set() - called: visibility=%d\n", visibility));
+
+ ret_vis = SP->visibility;
+ SP->visibility = visibility;
+
+#ifdef CONFIG_SERIAL_CONSOLE
+ if (curses_flags & F_ENABLE_SERIAL) {
+ serial_cursor_enable(visibility);
+ }
+#endif
+#ifdef CONFIG_VIDEO_CONSOLE
+ if (curses_flags & F_ENABLE_CONSOLE) {
+ video_console_cursor_enable(visibility);
+ }
+#endif
+
+ return ret_vis;
+}
+
+int PDC_set_blink(bool blinkon)
+{
+ return ERR;
+}
diff --git a/payloads/libpayload/curses/pdcurses-backend/pdcutil.c b/payloads/libpayload/curses/pdcurses-backend/pdcutil.c
new file mode 100644
index 0000000000..8fb3e161d7
--- /dev/null
+++ b/payloads/libpayload/curses/pdcurses-backend/pdcutil.c
@@ -0,0 +1,49 @@
+/* Public Domain Curses */
+/* This file is BSD licensed, Copyright 2011 secunet AG */
+
+#include "lppdc.h"
+#include <libpayload.h>
+
+int curses_flags = F_ENABLE_SERIAL | F_ENABLE_CONSOLE;
+
+void PDC_beep(void)
+{
+ PDC_LOG(("PDC_beep() - called\n"));
+
+#ifdef CONFIG_SPEAKER
+ speaker_tone(1760, 500); /* 1760 == note A6 */
+#endif
+}
+
+void PDC_napms(int ms)
+{
+ PDC_LOG(("PDC_napms() - called: ms=%d\n", ms));
+
+ mdelay(ms);
+}
+
+const char *PDC_sysname(void)
+{
+ return "LIBPAYLOAD";
+}
+
+void curses_enable_serial(int enable)
+{
+ curses_flags = (curses_flags & ~F_ENABLE_SERIAL) | (enable * F_ENABLE_SERIAL);
+}
+
+void curses_enable_vga(int enable)
+{
+ curses_flags = (curses_flags & ~F_ENABLE_CONSOLE) | (enable * F_ENABLE_CONSOLE);
+}
+
+int curses_serial_enabled()
+{
+ return !!(curses_flags & F_ENABLE_SERIAL);
+}
+
+int curses_vga_enabled()
+{
+ return !!(curses_flags & F_ENABLE_CONSOLE);
+}
+