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[Qemu-devel] [PULL 40/47] ppc/pnv: populate device tree for serial devic
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 40/47] ppc/pnv: populate device tree for serial devices |
Date: |
Mon, 24 Apr 2017 11:59:20 +1000 |
From: Cédric Le Goater <address@hidden>
Signed-off-by: Cédric Le Goater <address@hidden>
Reviewed-by: David Gibson <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
hw/ppc/pnv.c | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 8ab5bb1..dfa21e4 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -323,6 +323,37 @@ static void powernv_populate_rtc(ISADevice *d, void *fdt,
int lpc_off)
_FDT((fdt_setprop_string(fdt, node, "compatible", "pnpPNP,b00")));
}
+static void powernv_populate_serial(ISADevice *d, void *fdt, int lpc_off)
+{
+ const char compatible[] = "ns16550\0pnpPNP,501";
+ uint32_t io_base = d->ioport_id;
+ uint32_t io_regs[] = {
+ cpu_to_be32(1),
+ cpu_to_be32(io_base),
+ cpu_to_be32(8)
+ };
+ char *name;
+ int node;
+
+ name = g_strdup_printf("address@hidden", qdev_fw_name(DEVICE(d)), io_base);
+ node = fdt_add_subnode(fdt, lpc_off, name);
+ _FDT(node);
+ g_free(name);
+
+ _FDT((fdt_setprop(fdt, node, "reg", io_regs, sizeof(io_regs))));
+ _FDT((fdt_setprop(fdt, node, "compatible", compatible,
+ sizeof(compatible))));
+
+ _FDT((fdt_setprop_cell(fdt, node, "clock-frequency", 1843200)));
+ _FDT((fdt_setprop_cell(fdt, node, "current-speed", 115200)));
+ _FDT((fdt_setprop_cell(fdt, node, "interrupts", d->isairq[0])));
+ _FDT((fdt_setprop_cell(fdt, node, "interrupt-parent",
+ fdt_get_phandle(fdt, lpc_off))));
+
+ /* This is needed by Linux */
+ _FDT((fdt_setprop_string(fdt, node, "device_type", "serial")));
+}
+
typedef struct ForeachPopulateArgs {
void *fdt;
int offset;
@@ -335,6 +366,8 @@ static int powernv_populate_isa_device(DeviceState *dev,
void *opaque)
if (object_dynamic_cast(OBJECT(dev), TYPE_MC146818_RTC)) {
powernv_populate_rtc(d, args->fdt, args->offset);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_ISA_SERIAL)) {
+ powernv_populate_serial(d, args->fdt, args->offset);
} else {
error_report("unknown isa device address@hidden", qdev_fw_name(dev),
d->ioport_id);
--
2.9.3
- [Qemu-devel] [PULL 08/47] target/ppc: Add new H-CALL shells for in memory table translation, (continued)
- [Qemu-devel] [PULL 08/47] target/ppc: Add new H-CALL shells for in memory table translation, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 15/47] spapr_pci: Removed unused include, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 18/47] spapr: move the IRQ server number mapping under the machine, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 14/47] spapr_pci: Warn when RAM page size is not enabled in IOMMU page mask, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 19/47] spapr: allocate the ICPState object from under sPAPRCPUCore, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 23/47] ppc/pnv: extend the machine with a InterruptStatsProvider interface, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 11/47] spapr: Enable ISA 3.0 MMU mode selection via CAS, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 16/47] target/ppc: Add ibm, processor-radix-AP-encodings for TCG, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 29/47] ppc: add IPMI support, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 32/47] ipmi: introduce an ipmi_bmc_sdr_find() API, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 40/47] ppc/pnv: populate device tree for serial devices,
David Gibson <=
- [Qemu-devel] [PULL 21/47] ppc/pnv: add a PnvICPState object, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 27/47] ppc/pnv: Add cut down PSI bridge model and hookup external interrupt, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 30/47] ipmi: use a file to load SDRs, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 20/47] ppc/xics: add a realize() handler to ICPStateClass, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 43/47] ppc/pnv: generate an OEM SEL event on shutdown, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 42/47] ppc/pnv: add initial IPMI sensors for the BMC simulator, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 35/47] spapr: remove the 'nr_servers' field from the machine, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 17/47] ppc/xics: introduce an 'intc' backlink under PowerPCCPU, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 24/47] ppc/pnv: create the ICP object under PnvCore, David Gibson, 2017/04/23
- [Qemu-devel] [PULL 26/47] ppc/pnv: add memory regions for the ICP registers, David Gibson, 2017/04/23