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acrn-hypervisor/hypervisor/release/uart16550.c

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hv: uart: enable early boot uart 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>
2019-07-24 17:50:27 +08:00
/*
* Copyright (C) 2019 Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <types.h>
hv: pci: use ECAM to access PCIe Configuration Space Use Enhanced Configuration Access Mechanism (MMIO) instead of PCI-compatible Configuration Mechanism (IO port) to access PCIe Configuration Space PCI-compatible Configuration Mechanism (IO port) access is used for UART in debug version. Tracked-On: #3475 Signed-off-by: Li Fei1 <fei1.li@intel.com>
2019-12-05 19:35:23 +08:00
#include <pci.h>
hv: uart: enable early boot uart 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>
2019-07-24 17:50:27 +08:00
void uart16550_init(__unused bool early_boot) {}