Allow using the kernel debugger from inside BeBochs using your local keyboard.
You need to enable BOCHS_INPUT_HACK and type inside the BeBochs window, NOT inside the Terminal where the output is printed. git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1219 a95241bf-73f2-0310-859d-f6bbb57e9c96
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@ -4,6 +4,7 @@
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*/
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/*
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** Modified 2001/09/05 by Rob Judd<judd@ob-wan.com>
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** Modified 2002/09/28 by Marcus Overhagen <marcus@overhagen.de>
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*/
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#include <kernel.h>
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#include <int.h>
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@ -15,6 +16,7 @@
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#include <string.h>
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//#define BOCHS_E9_HACK 0
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#define BOCHS_INPUT_HACK 0
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// Select between COM1 and COM2 for debug output
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#define USE_COM1 1
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@ -42,6 +44,48 @@ int arch_dbg_con_init(kernel_args *ka)
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char arch_dbg_con_read(void)
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{
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#if BOCHS_INPUT_HACK
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// stolen from nujeffos
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static const char unshifted_keymap[128] = {
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0, 27, '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '-', '=', 8, '\t',
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'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']', '\n', 0, 'a', 's',
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'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`', 0, '\\', 'z', 'x', 'c', 'v',
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'b', 'n', 'm', ',', '.', '/', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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'\\', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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const char shifted_keymap[128] = {
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0, 27, '!', '@', '#', '$', '%', '^', '&', '*', '(', ')', '_', '+', 8, '\t',
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'Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', '\n', 0, 'A', 'S',
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'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', '"', '~', 0, '|', 'Z', 'X', 'C', 'V',
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'B', 'N', 'M', '<', '>', '?', 0, '*', 0, ' ', 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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static bool shift = false;
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static uint8 last = 0;
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uint8 key, ascii = 0;
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do {
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while ((key = in8(0x60)) == last)
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;
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last = key;
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if (key & 0x80) {
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if (key == (0x80 + 42) || key == (54 + 0x80))
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shift = false;
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} else {
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if (key == 42 || key == 54)
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shift = true;
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else
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ascii = shift ? shifted_keymap[key] : unshifted_keymap[key];
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}
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} while (!ascii);
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return ascii;
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#endif
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#if USE_COM1
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while ((in8(0x3fd) & 1) == 0)
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;
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