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authorJordan Crouse <jordan.crouse@amd.com>2008-03-29 16:13:22 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2008-03-29 16:13:22 +0000
commit0e122af46553c394b1ac4c38dd83ab01c7c34a9c (patch)
tree59c420ebbde72217f69d8f4c29b78f0871e45157 /payloads/libpayload/curses/tinycurses.c
parent42cccdf03b17a7085099386edb41d8fd9092a170 (diff)
downloadcoreboot-0e122af46553c394b1ac4c38dd83ab01c7c34a9c.tar.xz
[libpayload] Work around sign-extending issue
Somewhere characters are getting sign-extended, meaning that the attributes of the drawing chars (>= 128) are wrong. Cast the value before sending it to VGA. Signed-off-by: Jordan Crouse <jordan.crouse@amd.com> Acked-by: Uwe Hermann <uwe@hermann-uwe.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3195 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'payloads/libpayload/curses/tinycurses.c')
-rw-r--r--payloads/libpayload/curses/tinycurses.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/payloads/libpayload/curses/tinycurses.c b/payloads/libpayload/curses/tinycurses.c
index 776ff16042..5e707c47db 100644
--- a/payloads/libpayload/curses/tinycurses.c
+++ b/payloads/libpayload/curses/tinycurses.c
@@ -580,7 +580,13 @@ int wnoutrefresh(WINDOW *win)
c |= tmp << 12;
}
- c |= win->_line[y].text[x].chars[0];
+ /*
+ * 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!
+ */
+ c |= (chtype) (win->_line[y].text[x].chars[0] & 0xff);
vga_putc(y, x, c);
}
}