github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-09-17 14:58:43 +00:00
Code Issues Projects Releases Wiki Activity

hv: uart: enable early boot uart

Browse Source 
Enable uart as early as possible to make things easier for debugging.
After this we could use printf to output information to the uart. As for
pr_xxx APIs, they start to work when init_logmsg is called.

Tracked-On: #2987
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
This commit is contained in:
Li, Fei1
2019-07-24 17:50:27 +08:00
committed by ACRN System Integration
parent 3945bc4c40
commit cc47dbe769
6 changed files with 26 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
hypervisor/boot/guest/deprivilege_boot.c
View File

@@ -26,8 +26,6 @@ static void init_depri_boot(void)
struct multiboot_info *mbi = NULL;
if (!depri_initialized) {
(void)parse_hv_cmdline();
mbi = (struct multiboot_info *) hpa2hva(((uint64_t)(uint32_t)boot_regs[1]));
if ((mbi == NULL) || ((mbi->mi_flags & MULTIBOOT_INFO_HAS_DRIVES) == 0U)) {
pr_err("no multiboot drivers for depri_boot found");