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| author | Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> | 2018-01-11 16:11:23 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-01-19 15:49:30 -0500 |
| commit | ddcca73051060f11802da7ddaa5e1d66b12025c4 (patch) | |
| tree | 01fdd8acc33835fc11764baa3fb7f08a5c4be88e /board/emulation | |
| parent | 6b3d4f3def34d364d71a2eb89a2e33f1b6bb0d30 (diff) | |
| download | u-boot-ddcca73051060f11802da7ddaa5e1d66b12025c4.tar.gz u-boot-ddcca73051060f11802da7ddaa5e1d66b12025c4.tar.xz u-boot-ddcca73051060f11802da7ddaa5e1d66b12025c4.zip | |
ARM: qemu-arm: Add support for AArch64
This adds support for '-machine virt' on AArch64. This is rather simple:
we just add TARGET_QEMU_ARM_xxBIT to select a few different Kconfig
symbols, provide the ARMv8 memory map from the board file and add a new
defconfig based on the 32-bit defconfig.
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'board/emulation')
| -rw-r--r-- | board/emulation/qemu-arm/MAINTAINERS | 1 | ||||
| -rw-r--r-- | board/emulation/qemu-arm/qemu-arm.c | 35 |
2 files changed, 36 insertions, 0 deletions
diff --git a/board/emulation/qemu-arm/MAINTAINERS b/board/emulation/qemu-arm/MAINTAINERS index a803061ff4..e757ffc64f 100644 --- a/board/emulation/qemu-arm/MAINTAINERS +++ b/board/emulation/qemu-arm/MAINTAINERS @@ -4,3 +4,4 @@ S: Maintained F: board/emulation/qemu-arm/ F: include/configs/qemu-arm.h F: configs/qemu_arm_defconfig +F: configs/qemu_arm64_defconfig diff --git a/board/emulation/qemu-arm/qemu-arm.c b/board/emulation/qemu-arm/qemu-arm.c index e29ba4630f..1bc7edcfb7 100644 --- a/board/emulation/qemu-arm/qemu-arm.c +++ b/board/emulation/qemu-arm/qemu-arm.c @@ -6,6 +6,41 @@ #include <common.h> #include <fdtdec.h> +#ifdef CONFIG_ARM64 +#include <asm/armv8/mmu.h> + +static struct mm_region qemu_arm64_mem_map[] = { + { + /* Flash */ + .virt = 0x00000000UL, + .phys = 0x00000000UL, + .size = 0x08000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + /* Peripherals */ + .virt = 0x08000000UL, + .phys = 0x08000000UL, + .size = 0x38000000, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* RAM */ + .virt = 0x40000000UL, + .phys = 0x40000000UL, + .size = 0xc0000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + /* List terminator */ + 0, + } +}; + +struct mm_region *mem_map = qemu_arm64_mem_map; +#endif + int board_init(void) { return 0; |