45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
From 896fa02c24347e6e9259812cfda187b1d6ca6199 Mon Sep 17 00:00:00 2001
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From: Jiang Lu <lu.jiang@windriver.com>
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Date: Wed, 13 Nov 2013 10:38:08 +0800
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Subject: [PATCH] Qemu:Arm:versatilepb: Add memory size checking
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The machine can not work with memory over 256M, so add a checking
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at startup. If the memory size exceed 256M, just stop emulation then
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throw out warning about memory limitation.
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Upstream-Status: Pending
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Signed-off-by: Jiang Lu <lu.jiang@windriver.com>
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Updated it on 2014-01-15 for rebasing
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Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
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Update it when upgrade qemu to 2.2.0
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Signed-off-by: Kai Kang <kai.kang@windriver.com>
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---
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hw/arm/versatilepb.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/hw/arm/versatilepb.c b/hw/arm/versatilepb.c
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index b48d84c..ad2cd5a 100644
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--- a/hw/arm/versatilepb.c
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+++ b/hw/arm/versatilepb.c
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@@ -198,6 +198,12 @@ static void versatile_init(MachineState *machine, int board_id)
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fprintf(stderr, "Unable to find CPU definition\n");
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exit(1);
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}
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+ if (ram_size > (256 << 20)) {
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+ fprintf(stderr,
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+ "qemu: Too much memory for this machine: %d MB, maximum 256 MB\n",
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+ ((unsigned int)ram_size / (1 << 20)));
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+ exit(1);
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+ }
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memory_region_init_ram(ram, NULL, "versatile.ram", machine->ram_size,
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&error_abort);
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vmstate_register_ram_global(ram);
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--
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1.7.10.4
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