Alistair Delva has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/54185 )
(
4 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the
submitted one.
)Change subject: dev-arm: Add RealView support for initrd/initramfs
......................................................................
dev-arm: Add RealView support for initrd/initramfs
Update the RealView bootloader simulator to set up the initrd_addr. The
load address is derived from the dtb_addr plus the maximum allowable DTB
blob size.
Change-Id: I2eaeb1ade38d24ad8e02230cc99d12873c2f56f9
Signed-off-by: Alistair Delva <[email protected]>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/54185
Reviewed-by: Richard Cooper <[email protected]>
Maintainer: Giacomo Travaglini <[email protected]>
Tested-by: kokoro <[email protected]>
---
M src/dev/arm/RealView.py
1 file changed, 20 insertions(+), 0 deletions(-)
Approvals:
Richard Cooper: Looks good to me, approved
Giacomo Travaglini: Looks good to me, approved
kokoro: Regressions pass
diff --git a/src/dev/arm/RealView.py b/src/dev/arm/RealView.py
index 2b86227..3229983 100644
--- a/src/dev/arm/RealView.py
+++ b/src/dev/arm/RealView.py
@@ -750,6 +750,8 @@
cur_sys.workload.boot_loader = boot_loader
cur_sys.workload.load_addr_offset = load_offset
cur_sys.workload.dtb_addr = load_offset + dtb_addr
+ # Use 0x200000 as this is the maximum size allowed for a DTB
+ cur_sys.workload.initrd_addr = cur_sys.workload.dtb_addr + 0x200000
cur_sys.workload.cpu_release_addr = cur_sys.workload.dtb_addr - 8
def generateDeviceTree(self, state):
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I2eaeb1ade38d24ad8e02230cc99d12873c2f56f9
Gerrit-Change-Number: 54185
Gerrit-PatchSet: 6
Gerrit-Owner: Alistair Delva <[email protected]>
Gerrit-Reviewer: Alistair Delva <[email protected]>
Gerrit-Reviewer: Andreas Sandberg <[email protected]>
Gerrit-Reviewer: Giacomo Travaglini <[email protected]>
Gerrit-Reviewer: Richard Cooper <[email protected]>
Gerrit-Reviewer: kokoro <[email protected]>
Gerrit-MessageType: merged
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