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[Qemu-devel] [PATCH v2 8/9] i.MX: Add sabrelite i.MX6 emulation.
From: |
Jean-Christophe Dubois |
Subject: |
[Qemu-devel] [PATCH v2 8/9] i.MX: Add sabrelite i.MX6 emulation. |
Date: |
Mon, 8 Feb 2016 23:08:27 +0100 |
Signed-off-by: Jean-Christophe Dubois <address@hidden>
---
Changes since v1:
* output a message and exit if RAM size is unsupported.
hw/arm/Makefile.objs | 2 +-
hw/arm/sabrelite.c | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 94 insertions(+), 1 deletion(-)
create mode 100644 hw/arm/sabrelite.c
diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
index ac383df..fc1df45 100644
--- a/hw/arm/Makefile.objs
+++ b/hw/arm/Makefile.objs
@@ -15,4 +15,4 @@ obj-$(CONFIG_STM32F205_SOC) += stm32f205_soc.o
obj-$(CONFIG_XLNX_ZYNQMP) += xlnx-zynqmp.o xlnx-ep108.o
obj-$(CONFIG_FSL_IMX25) += fsl-imx25.o imx25_pdk.o
obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o
-obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o
+obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o sabrelite.o
diff --git a/hw/arm/sabrelite.c b/hw/arm/sabrelite.c
new file mode 100644
index 0000000..8db9bbc
--- /dev/null
+++ b/hw/arm/sabrelite.c
@@ -0,0 +1,93 @@
+/*
+ * SABRELITE Board System emulation.
+ *
+ * Copyright (c) 2015 Jean-Christophe Dubois <address@hidden>
+ *
+ * This code is licensed under the GPL, version 2 or later.
+ * See the file `COPYING' in the top level directory.
+ *
+ * It (partially) emulates a sabrelite board, with a Freescale
+ * i.MX6 SoC
+ */
+
+#include "hw/arm/fsl-imx6.h"
+#include "hw/boards.h"
+#include "qemu/error-report.h"
+#include "exec/address-spaces.h"
+#include "net/net.h"
+#include "hw/devices.h"
+#include "hw/char/serial.h"
+#include "sysemu/qtest.h"
+
+typedef struct IMX6Sabrelite {
+ FslIMX6State soc;
+ MemoryRegion ram;
+} IMX6Sabrelite;
+
+static struct arm_boot_info sabrelite_binfo = {
+ /* DDR memory start */
+ .loader_start = FSL_IMX6_MMDC_ADDR,
+ /* No board ID, we boot from DT tree */
+ .board_id = -1,
+};
+
+/* No need to do any particular setup for secondary boot */
+static void sabrelite_write_secondary(ARMCPU *cpu,
+ const struct arm_boot_info *info)
+{
+}
+
+/* Secondary cores are reset through SRC device */
+static void sabrelite_reset_secondary(ARMCPU *cpu,
+ const struct arm_boot_info *info)
+{
+}
+
+static void sabrelite_init(MachineState *machine)
+{
+ IMX6Sabrelite *s = g_new0(IMX6Sabrelite, 1);
+ Error *err = NULL;
+
+ object_initialize(&s->soc, sizeof(s->soc), TYPE_FSL_IMX6);
+ object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
+ &error_abort);
+
+ object_property_set_bool(OBJECT(&s->soc), true, "realized", &err);
+ if (err != NULL) {
+ error_report("%s", error_get_pretty(err));
+ exit(1);
+ }
+
+ /* Check the amount of memory is compatible with the SOC */
+ if (machine->ram_size > FSL_IMX6_MMDC_SIZE) {
+ error_report("RAM size " RAM_ADDR_FMT " above max supported (%08x)\n",
+ machine->ram_size, FSL_IMX6_MMDC_SIZE);
+ exit(1);
+ }
+
+ memory_region_allocate_system_memory(&s->ram, NULL, "sabrelite.ram",
+ machine->ram_size);
+ memory_region_add_subregion(get_system_memory(), FSL_IMX6_MMDC_ADDR,
+ &s->ram);
+
+ sabrelite_binfo.ram_size = machine->ram_size;
+ sabrelite_binfo.kernel_filename = machine->kernel_filename;
+ sabrelite_binfo.kernel_cmdline = machine->kernel_cmdline;
+ sabrelite_binfo.initrd_filename = machine->initrd_filename;
+ sabrelite_binfo.nb_cpus = smp_cpus;
+ sabrelite_binfo.write_secondary_boot = sabrelite_write_secondary;
+ sabrelite_binfo.secondary_cpu_reset_hook = sabrelite_reset_secondary;
+
+ if (!qtest_enabled()) {
+ arm_load_kernel(&s->soc.cpu[0], &sabrelite_binfo);
+ }
+}
+
+static void sabrelite_machine_init(MachineClass *mc)
+{
+ mc->desc = "Freescale i.MX6 Quad SABRE Lite Board (Cortex A9)";
+ mc->init = sabrelite_init;
+ mc->max_cpus = FSL_IMX6_NUM_CPUS;
+}
+
+DEFINE_MACHINE("sabrelite", sabrelite_machine_init)
--
2.5.0
- Re: [Qemu-devel] [PATCH v2 2/9] i.MX: Rename CCM NOCLK to CLK_NONE for naming consistency., (continued)
[Qemu-devel] [PATCH v2 5/9] i.MX: Add i.MX6 CCM and ANALOG device., Jean-Christophe Dubois, 2016/02/08
[Qemu-devel] [PATCH v2 8/9] i.MX: Add sabrelite i.MX6 emulation.,
Jean-Christophe Dubois <=
[Qemu-devel] [PATCH v2 9/9] i.MX: Add missing descriptions in devices., Jean-Christophe Dubois, 2016/02/08
[Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Jean-Christophe Dubois, 2016/02/08
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Peter Maydell, 2016/02/16
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Jean-Christophe DUBOIS, 2016/02/16
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Peter Maydell, 2016/02/16
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Jean-Christophe DUBOIS, 2016/02/16
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Peter Maydell, 2016/02/16
- Re: [Qemu-devel] [PATCH v2 7/9] i.MX: Add i.MX6 SOC implementation., Jean-Christophe DUBOIS, 2016/02/18