sravan/system76-coreboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drivers/emulation/qemu_debugcon: Don't use CAR_GLOBAL

Browse Source 
This platform uses NO_CAR_GLOBAL_MIGRATION.

Change-Id: Idc9434e5a1a8bc5ed76a9f80c9a7cfba2fd474c0
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33000
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
This commit is contained in:
Arthur Heymans
2019-05-25 10:24:16 +02:00
committed by Patrick Georgi
parent 9456d60f65
commit 4a402feebf
1 changed files with 3 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/drivers/emulation/qemu/qemu_debugcon.c
View File

@ -17,14 +17,13 @@
#include <console/console.h> #include <console/console.h>
#include <console/qemu_debugcon.h> #include <console/qemu_debugcon.h>
#include <arch/io.h> #include <arch/io.h>
#include <arch/early_variables.h>
static int qemu_debugcon_detected CAR_GLOBAL; static int qemu_debugcon_detected;
void qemu_debugcon_init(void) void qemu_debugcon_init(void)
{ {
int detected = (inb(CONFIG_CONSOLE_QEMU_DEBUGCON_PORT) == 0xe9); int detected = (inb(CONFIG_CONSOLE_QEMU_DEBUGCON_PORT) == 0xe9);
car_set_var(qemu_debugcon_detected, detected); qemu_debugcon_detected = detected;
printk(BIOS_INFO, "QEMU debugcon %s [port 0x%x]\n", printk(BIOS_INFO, "QEMU debugcon %s [port 0x%x]\n",
detected ? "detected" : "not found", detected ? "detected" : "not found",
CONFIG_CONSOLE_QEMU_DEBUGCON_PORT); CONFIG_CONSOLE_QEMU_DEBUGCON_PORT);
@ -32,6 +31,6 @@ void qemu_debugcon_init(void)
void qemu_debugcon_tx_byte(unsigned char data) void qemu_debugcon_tx_byte(unsigned char data)
{ {
if (car_get_var(qemu_debugcon_detected) != 0) if (qemu_debugcon_detected != 0)
outb(data, CONFIG_CONSOLE_QEMU_DEBUGCON_PORT); outb(data, CONFIG_CONSOLE_QEMU_DEBUGCON_PORT);
} }