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x86: zimage: Add silent-console processing

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At present zimage does its own command-line processing and does not
support the 'silent console' feature. There doesn't seem to be any good
reason for this.

Add support for silent console to zimage.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-11-05 10:33:46 -07:00 committed by Tom Rini
parent 4448fe8e4e
commit 488d89afb8
1 changed files with 14 additions and 0 deletions
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14
arch/x86/lib/zimage.c
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@ -15,6 +15,7 @@
#define LOG_CATEGORY LOGC_BOOT
#include <common.h>
#include <bootm.h>
#include <command.h>
#include <env.h>
#include <irq_func.h>
@ -330,7 +331,12 @@ int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
}
if (cmd_line) {
int max_size = 0xff;
int ret;
log_debug("Setup cmdline\n");
if (bootproto >= 0x0206)
max_size = hdr->cmdline_size;
if (bootproto >= 0x0202) {
hdr->cmd_line_ptr = (uintptr_t)cmd_line;
} else if (bootproto >= 0x0200) {
@ -346,6 +352,14 @@ int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
strcpy(cmd_line, (char *)cmdline_force);
else
build_command_line(cmd_line, auto_boot);
ret = bootm_process_cmdline(cmd_line, max_size, BOOTM_CL_ALL);
if (ret) {
printf("Cmdline setup failed (err=%d)\n", ret);
return ret;
}
printf("Kernel command line: \"");
puts(cmd_line);
printf("\"\n");
}
if (IS_ENABLED(CONFIG_INTEL_MID) && bootproto >= 0x0207)