[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PULL 40/48] ppc/pnv: populate device tree for serial devic
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 40/48] ppc/pnv: populate device tree for serial devices |
Date: |
Wed, 26 Apr 2017 17:00:26 +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 28/48] ppc/pnv: Add OCC model stub with interrupt support, (continued)
- [Qemu-devel] [PULL 28/48] ppc/pnv: Add OCC model stub with interrupt support, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 41/48] ppc/pnv: populate device tree for IPMI BT devices, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 29/48] ppc: add IPMI support, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 35/48] spapr: remove the 'nr_servers' field from the machine, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 36/48] ppc/pnv: Add support for POWER8+ LPC Controller, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 34/48] target/ppc: Fix size of struct PPCElfPrstatus, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 38/48] ppc/pnv: scan ISA bus to populate device tree, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 47/48] target/ppc: Style fixes, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 48/48] MAINTAINERS: Remove myself from e500, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 27/48] ppc/pnv: Add cut down PSI bridge model and hookup external interrupt, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 40/48] ppc/pnv: populate device tree for serial devices,
David Gibson <=
- [Qemu-devel] [PULL 32/48] ipmi: introduce an ipmi_bmc_sdr_find() API, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 43/48] ppc/pnv: generate an OEM SEL event on shutdown, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 42/48] ppc/pnv: add initial IPMI sensors for the BMC simulator, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 46/48] e500, book3s: mfspr 259: Register mapped/aliased SPRG3 user read, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 37/48] ppc/pnv: enable only one LPC bus, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 44/48] spapr-cpu-core: Release ICPState object during CPU unrealization, David Gibson, 2017/04/26
- [Qemu-devel] [PULL 45/48] target/ppc: Flush TLB on write to PIDR, David Gibson, 2017/04/26
- Re: [Qemu-devel] [PULL 00/48] ppc-for-2.10 queue 20170426, no-reply, 2017/04/26
- Re: [Qemu-devel] [PULL 00/48] ppc-for-2.10 queue 20170426, Peter Maydell, 2017/04/26