|
From: | Gabriel Costa |
Subject: | Re: [Qemu-arm] [Qemu-devel] [PATCH v5 3/5]arm: kinetis_k64_system |
Date: | Fri, 27 Oct 2017 10:39:12 -0400 |
I suggest you do create one or two arrays here instead of all
On 10/26/2017 12:34 PM, Gabriel Costa wrote:
From: Gabriel Augusto Costa <address@hidden>
This Patch include kinetis_k64_system.c and .h
sim means System Integration Module (SIM)
More information about this peripheral can be found at:
pag 291, K64P144M120SF5RM.pdf.
Signed-off-by: Gabriel Augusto Costa <address@hidden>
---
hw/misc/kinetis_k64_system.c | 274 +++++++++++++++++++++++++++++++++++
include/hw/misc/kinetis_k64_system.h | 52 +++++++
2 files changed, 326 insertions(+)
create mode 100644 hw/misc/kinetis_k64_system.c
create mode 100644 include/hw/misc/kinetis_k64_system.h
diff --git a/hw/misc/kinetis_k64_system.c b/hw/misc/kinetis_k64_system.c
new file mode 100644
index 0000000..6421153
--- /dev/null
+++ b/hw/misc/kinetis_k64_system.c
@@ -0,0 +1,274 @@
+/*
+ * Kinetis K64 peripheral microcontroller emulation.
+ *
+ * Copyright (c) 2017 Advantech Wireless
+ * Written by Gabriel Costa <address@hidden>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 or
+ * (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/sysbus.h"
+#include "qemu/log.h"
+#include "hw/misc/kinetis_k64_system.h"
+
+static const VMStateDescription vmstate_kinetis_k64_sim = {
+ .name = TYPE_KINETIS_K64_SIM,
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT32(SOPT1, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SOPT1CFG, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SOPT2, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SOPT4, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SOPT5, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SOPT7, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SDID, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC1, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC2, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC3, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC4, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC5, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC6, kinetis_k64_sim_state),
+ VMSTATE_UINT32(SCGC7, kinetis_k64_sim_state),
+ VMSTATE_UINT32(CLKDIV1, kinetis_k64_sim_state),
+ VMSTATE_UINT32(CLKDIV2, kinetis_k64_sim_state),
+ VMSTATE_UINT32(FCFG1, kinetis_k64_sim_state),
+ VMSTATE_UINT32(FCFG2, kinetis_k64_sim_state),
+ VMSTATE_UINT32(UIDH, kinetis_k64_sim_state),
+ VMSTATE_UINT32(UIDMH, kinetis_k64_sim_state),
+ VMSTATE_UINT32(UIDML, kinetis_k64_sim_state),
+ VMSTATE_UINT32(UIDL, kinetis_k64_sim_state),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static void kinetis_k64_sim_reset(DeviceState *dev)
+{
+ kinetis_k64_sim_state *s = KINETIS_K64_SIM(dev);
+
+ s->SOPT1 = 0x00008000;
+ s->SOPT1CFG = 0x00000000;
+ s->SOPT2 = 0x00001000;
+ s->SOPT4 = 0x00000000;
+ s->SOPT5 = 0x00000000;
+ s->SOPT7 = 0x00000000;
+ s->SDID = 0x00000000;
+ s->SCGC1 = 0x00000000;
+ s->SCGC2 = 0x00000000;
+ s->SCGC3 = 0x00000000;
+ s->SCGC4 = 0xF0100030;
+ s->SCGC5 = 0x00040182;
+ s->SCGC6 = 0x40000001;
+ s->SCGC7 = 0x00000006;
+ s->CLKDIV1 = 0x00000000;
+ s->CLKDIV2 = 0x00000000;
+ s->FCFG1 = 0xFF000000;
+ s->FCFG2 = 0x00000000;
+ s->UIDH = 0x00000000;
+ s->UIDMH = 0x00000000;
+ s->UIDML = 0x00000000;
+ s->UIDL = 0x00000000;
+}
+
+static void kinetis_k64_sim_write(void *opaque, hwaddr offset, uint64_t value,
+ unsigned size)
+{
+ kinetis_k64_sim_state *s = (kinetis_k64_sim_state *)opaque;
+
+ value &= 0xFFFFFFFF;
+
+ switch (offset) {
+ case 0x0000:
+ s->SOPT1 = value;
+ break;
+ case 0x0004:
+ s->SOPT1CFG = value;
+ break;
+ case 0x1004:
+ s->SOPT2 = value;
+ break;
+ case 0x100C:
+ s->SOPT4 = value;
+ break;
+ case 0x1010:
+ s->SOPT5 = value;
+ break;
+ case 0x1018:
+ s->SOPT7 = value;
+ break;
+ case 0x1024:
+ s->SDID = value;
+ break;
+ case 0x1028:
+ s->SCGC1 = value;
+ break;
+ case 0x102C:
+ s->SCGC2 = value;
+ break;
+ case 0x1030:
+ s->SCGC3 = value;
+ break;
+ case 0x1034:
+ s->SCGC4 = value;
+ break;
+ case 0x1013:
+ s->SCGC5 = value;
+ break;
+ case 0x103C:
+ s->SCGC6 = value;
+ break;
+ case 0x1040:
+ s->SCGC7 = value;
+ break;
+ case 0x1044:
+ s->CLKDIV1 = value;
+ break;
+ case 0x1048:
+ s->CLKDIV2 = value;
+ break;
+ case 0x104C:
+ s->FCFG1 = value;
+ break;
+ case 0x1050:
+ s->FCFG2 = value;
+ break;
+ case 0x1054:
+ s->UIDH = value;
+ break;
+ case 0x1058:
+ s->UIDMH = value;
+ break;
+ case 0x105C:
+ s->UIDML = value;
+ break;
+ case 0x1060:
+ s->UIDL = value;
+ break;
thoses single variables and then factor this big switch case in a
default label:
default:
s->reg[offset] = value;
And on the top of this file eg:
#define UIDH (0x1054)
#define UIDMH (0x1058)
etc..
The same in the previous patch BTW. I didn't spot it.
Fred
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "kinetis_k64_sim: write at bad offset 0x%x\n", (int)offset);
+ }
+}
+
+static uint64_t kinetis_k64_sim_read(void *opaque, hwaddr offset, unsigned size)
+{
+ kinetis_k64_sim_state *s = (kinetis_k64_sim_state *)opaque;
+ uint32_t value;
+
+ switch (offset) {
+ case 0x0000:
+ value = s->SOPT1;
+ break;
+ case 0x0004:
+ value = s->SOPT1CFG;
+ break;
+ case 0x1004:
+ value = s->SOPT2;
+ break;
+ case 0x100C:
+ value = s->SOPT4;
+ break;
+ case 0x1010:
+ value = s->SOPT5;
+ break;
+ case 0x1018:
+ value = s->SOPT7;
+ break;
+ case 0x1024:
+ value = s->SDID;
+ break;
+ case 0x1028:
+ value = s->SCGC1;
+ break;
+ case 0x102C:
+ value = s->SCGC2;
+ break;
+ case 0x1030:
+ value = s->SCGC3;
+ break;
+ case 0x1034:
+ value = s->SCGC4;
+ break;
+ case 0x1013:
+ value = s->SCGC5;
+ break;
+ case 0x103C:
+ value = s->SCGC6;
+ break;
+ case 0x1040:
+ value = s->SCGC7;
+ break;
+ case 0x1044:
+ value = s->CLKDIV1;
+ break;
+ case 0x1048:
+ value = s->CLKDIV2;
+ break;
+ case 0x104C:
+ value = s->FCFG1;
+ break;
+ case 0x1050:
+ value = s->FCFG2;
+ break;
+ case 0x1054:
+ value = s->UIDH;
+ break;
+ case 0x1058:
+ value = s->UIDMH;
+ break;
+ case 0x105C:
+ value = s->UIDML;
+ break;
+ case 0x1060:
+ value = s->UIDL;
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "kinetis_k64_sim: read at bad offset 0x%x\n", (int)offset);
+ return 0;
+ }
+ return value;
+}
+
+static const MemoryRegionOps kinetis_k64_sim_ops = {
+ .read = kinetis_k64_sim_read,
+ .write = kinetis_k64_sim_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static void kinetis_k64_sim_init(Object *obj)
+{
+ kinetis_k64_sim_state *s = KINETIS_K64_SIM(obj);
+ SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
+
+ memory_region_init_io(&s->iomem, obj, &kinetis_k64_sim_ops, s,
+ TYPE_KINETIS_K64_SIM, 0x2000);
+ sysbus_init_mmio(sbd, &s->iomem);
+}
+
+static void kinetis_k64_sim_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->vmsd = &vmstate_kinetis_k64_sim;
+ dc->reset = kinetis_k64_sim_reset;
+ dc->desc = "Kinetis K64 series SIM";
+}
+
+static const TypeInfo kinetis_k64_sim_info = {
+ .name = TYPE_KINETIS_K64_SIM,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(kinetis_k64_sim_state),
+ .instance_init = kinetis_k64_sim_init,
+ .class_init = kinetis_k64_sim_class_init,
+};
+
+static void kinetis_k64_sim_register_types(void)
+{
+ type_register_static(&kinetis_k64_sim_info);
+}
+
+type_init(kinetis_k64_sim_register_types)
diff --git a/include/hw/misc/kinetis_k64_system.h b/include/hw/misc/kinetis_k64_ system.h
new file mode 100644
index 0000000..8774eaa
--- /dev/null
+++ b/include/hw/misc/kinetis_k64_system.h
@@ -0,0 +1,52 @@
+/*
+ * Kinetis K64 peripheral microcontroller emulation.
+ *
+ * Copyright (c) 2017 Advantech Wireless
+ * Written by Gabriel Costa <address@hidden>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 or
+ * (at your option) any later version.
+ */
+
+#ifndef KINETIS_SYSTEM_H
+#define KINETIS_SYSTEM_H
+
+#include "hw/sysbus.h"
+#include "hw/hw.h"
+
+#define TYPE_KINETIS_K64_SIM "kinetis_k64_sim"
+#define KINETIS_K64_SIM(obj) \
+ OBJECT_CHECK(kinetis_k64_sim_state, (obj), TYPE_KINETIS_K64_SIM)
+
+typedef struct {
+ SysBusDevice parent_obj;
+
+ MemoryRegion iomem;
+
+ uint32_t SOPT1;
+ uint32_t SOPT1CFG;
+ uint32_t SOPT2;
+ uint32_t SOPT4;
+ uint32_t SOPT5;
+ uint32_t SOPT7;
+ uint32_t SDID;
+ uint32_t SCGC1;
+ uint32_t SCGC2;
+ uint32_t SCGC3;
+ uint32_t SCGC4;
+ uint32_t SCGC5;
+ uint32_t SCGC6;
+ uint32_t SCGC7;
+ uint32_t CLKDIV1;
+ uint32_t CLKDIV2;
+ uint32_t FCFG1;
+ uint32_t FCFG2;
+ uint32_t UIDH;
+ uint32_t UIDMH;
+ uint32_t UIDML;
+ uint32_t UIDL; > +
+} kinetis_k64_sim_state;
+
+#endif
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