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[src/trunk]: src/sys/arch/i386/stand/efiboot efiboot: implement consdev command.
details: https://anonhg.NetBSD.org/src/rev/99a5ec21202f
branches: trunk
changeset: 823662:99a5ec21202f
user: nonaka <nonaka%NetBSD.org@localhost>
date: Mon May 01 13:03:01 2017 +0000
description:
efiboot: implement consdev command.
no support to change console device for efiboot yet.
only pass console parameters to kernel.
diffstat:
sys/arch/i386/stand/efiboot/boot.c | 74 +++++++++++++++++++++++++++++++++-
sys/arch/i386/stand/efiboot/efiboot.h | 3 +-
sys/arch/i386/stand/efiboot/eficons.c | 72 +++++++++++++++++++++++++++++++--
3 files changed, 139 insertions(+), 10 deletions(-)
diffs (223 lines):
diff -r 5494f8c4b7ea -r 99a5ec21202f sys/arch/i386/stand/efiboot/boot.c
--- a/sys/arch/i386/stand/efiboot/boot.c Mon May 01 12:29:40 2017 +0000
+++ b/sys/arch/i386/stand/efiboot/boot.c Mon May 01 13:03:01 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: boot.c,v 1.4 2017/03/12 05:33:48 nonaka Exp $ */
+/* $NetBSD: boot.c,v 1.5 2017/05/01 13:03:01 nonaka Exp $ */
/*-
* Copyright (c) 2016 Kimihiro Nonaka <nonaka%netbsd.org@localhost>
@@ -30,6 +30,7 @@
#include <sys/bootblock.h>
#include <sys/boot_flag.h>
+#include <machine/limits.h>
#include "bootcfg.h"
#include "bootmod.h"
@@ -340,7 +341,7 @@
"boot [xdNx:][filename] [-12acdqsvxz]\n"
" (ex. \"hd0a:netbsd.old -s\"\n"
"dev [xd[N[x]]:]\n"
- "consdev {pc|com[0123]|com[0123]kbd|auto}\n"
+ "consdev {pc|com[0123][,{speed}]|com,{ioport}[,{speed}]}\n"
"devpath\n"
"efivar\n"
"gop [{modenum|list}]\n"
@@ -436,12 +437,77 @@
default_devname = savedevname;
}
-/* ARGSUSED */
+static const struct cons_devs {
+ const char *name;
+ u_int tag;
+ int ioport;
+} cons_devs[] = {
+ { "pc", CONSDEV_PC, 0 },
+ { "com0", CONSDEV_COM0, 0 },
+ { "com1", CONSDEV_COM1, 0 },
+ { "com2", CONSDEV_COM2, 0 },
+ { "com3", CONSDEV_COM3, 0 },
+ { "com0kbd", CONSDEV_COM0KBD, 0 },
+ { "com1kbd", CONSDEV_COM1KBD, 0 },
+ { "com2kbd", CONSDEV_COM2KBD, 0 },
+ { "com3kbd", CONSDEV_COM3KBD, 0 },
+ { "com", CONSDEV_COM0, -1 },
+ { "auto", CONSDEV_AUTO, 0 },
+ { NULL, 0 }
+};
+
void
command_consdev(char *arg)
{
+ const struct cons_devs *cdp;
+ char *sep, *sep2 = NULL;
+ int ioport, speed = 0;
- /* XXX not implemented yet */
+ sep = strchr(arg, ',');
+ if (sep != NULL) {
+ *sep++ = '\0';
+ sep2 = strchr(sep, ',');
+ if (sep != NULL)
+ *sep2++ = '\0';
+ }
+
+ for (cdp = cons_devs; cdp->name; cdp++) {
+ if (strcmp(arg, cdp->name) == 0) {
+ ioport = cdp->ioport;
+ if (cdp->tag == CONSDEV_PC || cdp->tag == CONSDEV_AUTO) {
+ if (sep != NULL || sep2 != NULL)
+ goto error;
+ } else {
+ /* com? */
+ if (ioport == -1) {
+ if (sep != NULL) {
+ u_long t = strtoul(sep, NULL, 0);
+ if (t > INT_MAX)
+ goto error;
+ ioport = (int)t;
+ }
+ if (sep2 != NULL) {
+ speed = atoi(sep2);
+ if (speed < 0)
+ goto error;
+ }
+ } else {
+ if (sep != NULL) {
+ speed = atoi(sep);
+ if (speed < 0)
+ goto error;
+ }
+ if (sep2 != NULL)
+ goto error;
+ }
+ }
+ consinit(cdp->tag, ioport, speed);
+ print_banner();
+ return;
+ }
+ }
+error:
+ printf("invalid console device.\n");
}
#ifndef SMALL
diff -r 5494f8c4b7ea -r 99a5ec21202f sys/arch/i386/stand/efiboot/efiboot.h
--- a/sys/arch/i386/stand/efiboot/efiboot.h Mon May 01 12:29:40 2017 +0000
+++ b/sys/arch/i386/stand/efiboot/efiboot.h Mon May 01 13:03:01 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: efiboot.h,v 1.4 2017/02/11 10:23:39 nonaka Exp $ */
+/* $NetBSD: efiboot.h,v 1.5 2017/05/01 13:03:01 nonaka Exp $ */
/*-
* Copyright (c) 2016 Kimihiro Nonaka <nonaka%netbsd.org@localhost>
@@ -55,6 +55,7 @@
/* eficons.c */
int cninit(void);
+void consinit(int, int, int);
void command_text(char *);
void command_gop(char *);
diff -r 5494f8c4b7ea -r 99a5ec21202f sys/arch/i386/stand/efiboot/eficons.c
--- a/sys/arch/i386/stand/efiboot/eficons.c Mon May 01 12:29:40 2017 +0000
+++ b/sys/arch/i386/stand/efiboot/eficons.c Mon May 01 13:03:01 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: eficons.c,v 1.3 2017/03/24 01:25:36 nonaka Exp $ */
+/* $NetBSD: eficons.c,v 1.4 2017/05/01 13:03:01 nonaka Exp $ */
/*-
* Copyright (c) 2016 Kimihiro Nonaka <nonaka%netbsd.org@localhost>
@@ -34,6 +34,8 @@
#include "bootinfo.h"
#include "vbe.h"
+extern struct x86_boot_params boot_params;
+
struct btinfo_console btinfo_console;
static EFI_GRAPHICS_OUTPUT_PROTOCOL *efi_gop;
@@ -46,6 +48,68 @@
static void eficons_init_video(void);
static void efi_switch_video_to_text_mode(void);
+static int
+getcomaddr(int idx)
+{
+ static const short comioport[4] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
+
+ if (idx < __arraycount(comioport))
+ return comioport[idx];
+ return 0;
+}
+
+/*
+ * XXX only pass console parameters to kernel.
+ */
+void
+consinit(int dev, int ioport, int speed)
+{
+ int iodev;
+
+#if defined(CONSPEED)
+ btinfo_console.speed = CONSPEED;
+#else
+ btinfo_console.speed = 9600;
+#endif
+
+ switch (dev) {
+ case CONSDEV_AUTO:
+ /* XXX comport */
+ goto nocom;
+
+ case CONSDEV_COM0:
+ case CONSDEV_COM1:
+ case CONSDEV_COM2:
+ case CONSDEV_COM3:
+ iodev = dev;
+comport:
+ btinfo_console.addr = ioport;
+ if (btinfo_console.addr == 0) {
+ btinfo_console.addr = getcomaddr(iodev - CONSDEV_COM0);
+ if (btinfo_console.addr == 0)
+ goto nocom;
+ }
+ if (speed != 0)
+ btinfo_console.speed = speed;
+ break;
+
+ case CONSDEV_COM0KBD:
+ case CONSDEV_COM1KBD:
+ case CONSDEV_COM2KBD:
+ case CONSDEV_COM3KBD:
+ iodev = dev - CONSDEV_COM0KBD + CONSDEV_COM0;
+ goto comport; /* XXX kbd */
+
+ case CONSDEV_PC:
+ default:
+nocom:
+ iodev = CONSDEV_PC;
+ break;
+ }
+
+ strlcpy(btinfo_console.devname, iodev == CONSDEV_PC ? "pc" : "com", 16);
+}
+
int
cninit(void)
{
@@ -53,10 +117,8 @@
efi_switch_video_to_text_mode();
eficons_init_video();
- /* XXX serial console */
- btinfo_console.devname[0] = 'p';
- btinfo_console.devname[1] = 'c';
- btinfo_console.devname[2] = 0;
+ consinit(boot_params.bp_consdev, boot_params.bp_consaddr,
+ boot_params.bp_conspeed);
return 0;
}
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