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Make spinconsole platform independent and hook it up into EFI loader on

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i386 and amd64. Not enabled on ARMs, those are lacking timer routines.

MFC after:	2 moths
Sponsored by:	Sippy Software, Inc.
This commit is contained in:
Maxim Sobolev 2017-08-25 17:29:48 +00:00
parent 5a28df2e13
commit c7e10205ae
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=322896
4 changed files with 26 additions and 18 deletions
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5
sys/boot/efi/loader/arch/amd64/Makefile.inc
View file

@ -9,7 +9,8 @@ SRCS+= amd64_tramp.S \
.PATH: ${.CURDIR}/../../i386/libi386
SRCS+= nullconsole.c \
comconsole.c
comconsole.c \
spinconsole.c
CFLAGS+= -fPIC
CFLAGS+= -fPIC -DTERM_EMU
LDFLAGS+= -Wl,-znocombreloc

5
sys/boot/efi/loader/arch/i386/Makefile.inc
View file

@ -7,7 +7,8 @@ SRCS+= start.S \
.PATH: ${.CURDIR}/../../i386/libi386
SRCS+= nullconsole.c \
comconsole.c
comconsole.c \
spinconsole.c
CFLAGS+= -fPIC
CFLAGS+= -fPIC -DTERM_EMU
LDFLAGS+= -Wl,-znocombreloc

2
sys/boot/efi/loader/conf.c
View file

@ -69,6 +69,7 @@ extern struct console efi_console;
#if defined(__amd64__) || defined(__i386__)
extern struct console comconsole;
extern struct console nullconsole;
extern struct console spinconsole;
#endif
struct console *consoles[] = {
@ -76,6 +77,7 @@ struct console *consoles[] = {
#if defined(__amd64__) || defined(__i386__)
&comconsole,
&nullconsole,
&spinconsole,
#endif
NULL
};

32
sys/boot/i386/libi386/spinconsole.c
View file

@ -41,16 +41,14 @@ __FBSDID("$FreeBSD$");
#include <stand.h>
#include <bootstrap.h>
extern void get_pos(int *x, int *y);
extern void curs_move(int *_x, int *_y, int x, int y);
extern void vidc_biosputchar(int c);
static void spinc_probe(struct console *cp);
static int spinc_init(int arg);
static void spinc_putchar(int c);
static int spinc_getchar(void);
static int spinc_ischar(void);
extern struct console *consoles[];
struct console spinconsole = {
"spinconsole",
"spin port",
@ -62,47 +60,53 @@ struct console spinconsole = {
spinc_ischar
};
static struct console *parent = NULL;
static void
spinc_probe(struct console *cp)
{
cp->c_flags |= (C_PRESENTIN | C_PRESENTOUT);
if (parent == NULL)
parent = consoles[0];
parent->c_probe(cp);
}
static int
spinc_init(int arg)
{
return(0);
return(parent->c_init(arg));
}
static void
spinc_putchar(int c)
{
static int curx, cury;
static unsigned tw_chars = 0x5C2D2F7C; /* "\-/|" */
static time_t lasttime;
static time_t lasttime = 0;
time_t now;
now = time(NULL);
now = time(0);
if (now < (lasttime + 1))
return;
lasttime = now;
#ifdef TERM_EMU
get_pos(&curx, &cury);
if (curx > 0)
curs_move(&curx, &cury, curx - 1, cury);
if (lasttime > 0)
parent->c_out('\b');
#endif
vidc_biosputchar((char)tw_chars);
lasttime = now;
parent->c_out((char)tw_chars);
tw_chars = (tw_chars >> 8) | ((tw_chars & (unsigned long)0xFF) << 24);
}
static int
spinc_getchar(void)
{
return(-1);
}
static int
spinc_ischar(void)
{
return(0);
}