ia64: move the screen_info setup to common code
There is nothing really platform specific about setting about the
screen_info from the ia64_boot_param structure, so move it from the
dig machvec to common code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190813072514.23299-26-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 560f983..65d07c6 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -469,6 +469,39 @@ early_console_setup (char *cmdline)
return -1;
}
+static void __init
+screen_info_setup(void)
+{
+ unsigned int orig_x, orig_y, num_cols, num_rows, font_height;
+
+ memset(&screen_info, 0, sizeof(screen_info));
+
+ if (!ia64_boot_param->console_info.num_rows ||
+ !ia64_boot_param->console_info.num_cols) {
+ printk(KERN_WARNING "invalid screen-info, guessing 80x25\n");
+ orig_x = 0;
+ orig_y = 0;
+ num_cols = 80;
+ num_rows = 25;
+ font_height = 16;
+ } else {
+ orig_x = ia64_boot_param->console_info.orig_x;
+ orig_y = ia64_boot_param->console_info.orig_y;
+ num_cols = ia64_boot_param->console_info.num_cols;
+ num_rows = ia64_boot_param->console_info.num_rows;
+ font_height = 400 / num_rows;
+ }
+
+ screen_info.orig_x = orig_x;
+ screen_info.orig_y = orig_y;
+ screen_info.orig_video_cols = num_cols;
+ screen_info.orig_video_lines = num_rows;
+ screen_info.orig_video_points = font_height;
+ screen_info.orig_video_mode = 3; /* XXX fake */
+ screen_info.orig_video_isVGA = 1; /* XXX fake */
+ screen_info.orig_video_ega_bx = 3; /* XXX fake */
+}
+
static inline void
mark_bsp_online (void)
{
@@ -609,6 +642,7 @@ setup_arch (char **cmdline_p)
ROOT_DEV = Root_SDA2; /* default to second partition on first drive */
platform_setup(cmdline_p);
+ screen_info_setup();
paging_init();
clear_sched_clock_stable();