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[Qemu-devel] [PATCH 20/23] PPC: E500: Update freqs for all CPUs
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 20/23] PPC: E500: Update freqs for all CPUs |
Date: |
Thu, 21 Jul 2011 03:27:31 +0200 |
Now that we can so nicely find out the host's frequencies, we should also
make sure that we get them into all virtual CPUs' device tree nodes.
Signed-off-by: Alexander Graf <address@hidden>
---
hw/ppce500_mpc8544ds.c | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index 0509193..85d8da1 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -70,9 +70,9 @@ static int mpc8544_load_device_tree(CPUState *env,
int fdt_size;
void *fdt;
uint8_t hypercall[16];
- char cpu_name[128] = "/cpus/PowerPC,address@hidden";
uint32_t clock_freq = 400000000;
uint32_t tb_freq = 400000000;
+ int i;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, BINARY_DEVICE_TREE_FILE);
if (!filename) {
@@ -122,8 +122,12 @@ static int mpc8544_load_device_tree(CPUState *env,
hypercall, sizeof(hypercall));
}
- qemu_devtree_setprop_cell(fdt, cpu_name, "clock-frequency", clock_freq);
- qemu_devtree_setprop_cell(fdt, cpu_name, "timebase-frequency", tb_freq);
+ for (i = 0; i < smp_cpus; i++) {
+ char cpu_name[128];
+ snprintf(cpu_name, sizeof(cpu_name), "/cpus/PowerPC,address@hidden",
i);
+ qemu_devtree_setprop_cell(fdt, cpu_name, "clock-frequency",
clock_freq);
+ qemu_devtree_setprop_cell(fdt, cpu_name, "timebase-frequency",
tb_freq);
+ }
ret = rom_add_blob_fixed(BINARY_DEVICE_TREE_FILE, fdt, fdt_size, addr);
qemu_free(fdt);
--
1.6.0.2
- Re: [Qemu-devel] [PATCH 08/23] PPC: Bump MPIC up to 32 supported CPUs, (continued)
- [Qemu-devel] [PATCH 23/23] PPC: E500: Bump CPU count to 32, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 15/23] PPC: E500: Use generic kvm function for freq, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 05/23] PPC: Extend MPIC MMIO range, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 12/23] device tree: add nop_node, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 10/23] PPC: E500: Generate IRQ lines for many CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 09/23] PPC: E500: create multiple envs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 13/23] PPC: bamboo: Move host fdt copy to target, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 11/23] PPC: E500: Use spin code for secondary CPUs, Alexander Graf, 2011/07/20
- [Qemu-devel] [PATCH 20/23] PPC: E500: Update freqs for all CPUs,
Alexander Graf <=
- [Qemu-devel] [PATCH 17/23] PPC: bamboo: Use kvm api for freq and clock frequencies, Alexander Graf, 2011/07/20