Commit 608b80b5b855 ("riscv: qemu: Enable PRE_CONSOLE_BUFFER") enables buffering console messages for QEMU RISC-V virtual machines so those printed before the video console is available will still show up on the display. Similarly, enable it for ARM virtual machines as well.
Signed-off-by: Alper Nebi Yasak alpernebiyasak@gmail.com --- Not sure about the address, here are select values from bdinfo and env:
DRAM bank = 0x0000000000000000 -> start = 0x0000000040000000 -> size = 0x0000000008000000 relocaddr = 0x00000000476d6000 fdt_blob = 0x0000000046595d90 lmb_dump_all: memory.cnt = 0x1 / max = 0x10 memory[0] [0x40000000-0x47ffffff], 0x08000000 bytes flags: 0 reserved.cnt = 0x2 / max = 0x10 reserved[0] [0x45591000-0x47ffffff], 0x02a6f000 bytes flags: 0 reserved[1] [0x46591760-0x47ffffff], 0x01a6e8a0 bytes flags: 0 TLB addr = 0x0000000047fe0000 irq_sp = 0x0000000046595d80 sp start = 0x0000000046595d80
fdt_addr = 0x40000000 scriptaddr = 0x40200000 loadaddr = 0x40200000 pxefile_addr_r = 0x40300000 kernel_addr_r = 0x40400000 ramdisk_addr_r = 0x44000000 fdtcontroladdr = 465e5ea0
arch/arm/Kconfig | 1 + board/emulation/qemu-arm/Kconfig | 4 ++++ 2 files changed, 5 insertions(+)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0d4654fb9dfc..89b978797720 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1040,6 +1040,7 @@ config ARCH_QEMU imply VIDEO_BOCHS imply SYS_WHITE_ON_BLACK imply SYS_CONSOLE_IS_IN_ENV + imply PRE_CONSOLE_BUFFER
config ARCH_RMOBILE bool "Renesas ARM SoCs" diff --git a/board/emulation/qemu-arm/Kconfig b/board/emulation/qemu-arm/Kconfig index ed9949651c4b..09c95413a541 100644 --- a/board/emulation/qemu-arm/Kconfig +++ b/board/emulation/qemu-arm/Kconfig @@ -12,6 +12,10 @@ config BOARD_SPECIFIC_OPTIONS # dummy imply VIRTIO_NET imply VIRTIO_BLK
+config PRE_CON_BUF_ADDR + hex + default 0x40100000 + endif
if TARGET_QEMU_ARM_64BIT && !TFABOOT