Alper Nebi Yasak has uploaded this change for review.
mainboard/qemu-aarch64: Enable QEMU fw_cfg driver
Enable the QEMU firmware configuration device driver for AArch64 QEMU
virtual machines. The device address is from QEMU source code [1].
[1] https://gitlab.com/qemu-project/qemu/-/blob/v8.2.1/hw/arm/virt.c#L150
Change-Id: I580ac207502ab1b441ab60e708f52883f1c69749
Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
---
M src/mainboard/emulation/qemu-aarch64/Kconfig
M src/mainboard/emulation/qemu-aarch64/include/mainboard/addressmap.h
2 files changed, 5 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/70/80370/1
diff --git a/src/mainboard/emulation/qemu-aarch64/Kconfig b/src/mainboard/emulation/qemu-aarch64/Kconfig
index dcb4f23..dcfad59 100644
--- a/src/mainboard/emulation/qemu-aarch64/Kconfig
+++ b/src/mainboard/emulation/qemu-aarch64/Kconfig
@@ -16,6 +16,7 @@
select BOOTBLOCK_CUSTOM
select BOOT_DEVICE_NOT_SPI_FLASH
select DRIVERS_UART_PL011
+ select DRIVERS_EMULATION_QEMU_FW_CFG
select HAVE_LINEAR_FRAMEBUFFER
select MAINBOARD_FORCE_NATIVE_VGA_INIT
select MAINBOARD_HAS_NATIVE_VGA_INIT
@@ -23,6 +24,9 @@
select ARM64_USE_ARM_TRUSTED_FIRMWARE
select PCI
+config QEMU_FW_CFG_BASE_ADDRESS
+ default 0x09020000
+
config ECAM_MMCONF_BASE_ADDRESS
default 0x4010000000
diff --git a/src/mainboard/emulation/qemu-aarch64/include/mainboard/addressmap.h b/src/mainboard/emulation/qemu-aarch64/include/mainboard/addressmap.h
index 70acac8..3f28c09 100644
--- a/src/mainboard/emulation/qemu-aarch64/include/mainboard/addressmap.h
+++ b/src/mainboard/emulation/qemu-aarch64/include/mainboard/addressmap.h
@@ -22,6 +22,7 @@
*/
#define VIRT_UART_BASE 0x09000000
#define VIRT_RTC_BASE 0x09010000
+#define VIRT_FW_CFG_BASE 0x09020000
#define VIRT_GPIO_BASE 0x09030000
#define VIRT_SECURE_UART_BASE 0x09040000
#define VIRT_SMMU_BASE 0x09050000
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