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PPC: e500: dt: create mpic node dynamically

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Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2012-05-17 14:51:51 +02:00
parent 0cfc6e8d9e
commit 19ac9deacb
1 changed files with 16 additions and 0 deletions
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16
hw/ppce500_mpc8544ds.c
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@ -83,6 +83,8 @@ static int mpc8544_load_device_tree(CPUPPCState *env,
char soc[128];
char ser0[128];
char ser1[128];
char mpic[128];
uint32_t mpic_ph;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, BINARY_DEVICE_TREE_FILE);
if (!filename) {
@ -199,6 +201,20 @@ static int mpc8544_load_device_tree(CPUPPCState *env,
/* XXX should contain a reasonable value */
qemu_devtree_setprop_cell(fdt, soc, "bus-frequency", 0);
snprintf(mpic, sizeof(mpic), "%s/pic@%x", soc,
MPC8544_MPIC_REGS_BASE - MPC8544_CCSRBAR_BASE);
qemu_devtree_add_subnode(fdt, mpic);
qemu_devtree_setprop_string(fdt, mpic, "device_type", "open-pic");
qemu_devtree_setprop_string(fdt, mpic, "compatible", "chrp,open-pic");
qemu_devtree_setprop_cells(fdt, mpic, "reg", MPC8544_MPIC_REGS_BASE -
MPC8544_CCSRBAR_BASE, 0x40000);
qemu_devtree_setprop_cell(fdt, mpic, "#address-cells", 0);
qemu_devtree_setprop_cell(fdt, mpic, "#interrupt-cells", 2);
mpic_ph = qemu_devtree_alloc_phandle(fdt);
qemu_devtree_setprop_cell(fdt, mpic, "phandle", mpic_ph);
qemu_devtree_setprop_cell(fdt, mpic, "linux,phandle", mpic_ph);
qemu_devtree_setprop(fdt, mpic, "interrupt-controller", NULL, 0);
/*
* We have to generate ser1 first, because Linux takes the first
* device it finds in the dt as serial output device. And we generate