Merge tag 'pull-aspeed-20240617' of https://github.com/legoater/qemu into staging

aspeed queue:

* Add AST2700 support

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* tag 'pull-aspeed-20240617' of https://github.com/legoater/qemu:
  MAINTAINERS: Add reviewers for ASPEED BMCs
  docs:aspeed: Add AST2700 Evaluation board
  test/avocado/machine_aspeed.py: Add AST2700 test case
  aspeed/soc: fix incorrect dram size for AST2700
  aspeed: Add an AST2700 eval board
  aspeed/soc: Add AST2700 support
  aspeed/intc: Add AST2700 support
  aspeed/scu: Add AST2700 support
  aspeed/smc: Add AST2700 support
  aspeed/smc: support different memory region ops for SMC flash region
  aspeed/smc: support 64 bits dma dram address
  aspeed/smc: support dma start length and 1 byte length unit
  aspeed/smc: correct device description
  aspeed/sdmc: Add AST2700 support
  aspeed/sdmc: fix coding style
  aspeed/sdmc: remove redundant macros
  aspeed/sli: Add AST2700 support
  aspeed/wdt: Add AST2700 support
  aspeed/smc: Reintroduce "dram-base" property for AST2700

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 177 insertions, 0 deletions

diff --git a/hw/misc/aspeed_sli.c b/hw/misc/aspeed_sli.c
new file mode 100644
index 0000000000..fe720ead50
--- /dev/null
+++ b/hw/misc/aspeed_sli.c
@@ -0,0 +1,177 @@
+/*
+ * ASPEED SLI Controller
+ *
+ * Copyright (C) 2024 ASPEED Technology Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/log.h"
+#include "qemu/error-report.h"
+#include "hw/qdev-properties.h"
+#include "hw/misc/aspeed_sli.h"
+#include "qapi/error.h"
+#include "migration/vmstate.h"
+#include "trace.h"
+
+#define SLI_REGION_SIZE 0x500
+#define TO_REG(addr) ((addr) >> 2)
+
+static uint64_t aspeed_sli_read(void *opaque, hwaddr addr, unsigned int size)
+{
+    AspeedSLIState *s = ASPEED_SLI(opaque);
+    int reg = TO_REG(addr);
+
+    if (reg >= ARRAY_SIZE(s->regs)) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Out-of-bounds read at offset 0x%" HWADDR_PRIx "\n",
+                      __func__, addr);
+        return 0;
+    }
+
+    trace_aspeed_sli_read(addr, size, s->regs[reg]);
+    return s->regs[reg];
+}
+
+static void aspeed_sli_write(void *opaque, hwaddr addr, uint64_t data,
+                              unsigned int size)
+{
+    AspeedSLIState *s = ASPEED_SLI(opaque);
+    int reg = TO_REG(addr);
+
+    if (reg >= ARRAY_SIZE(s->regs)) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Out-of-bounds write at offset 0x%" HWADDR_PRIx "\n",
+                      __func__, addr);
+        return;
+    }
+
+    trace_aspeed_sli_write(addr, size, data);
+    s->regs[reg] = data;
+}
+
+static uint64_t aspeed_sliio_read(void *opaque, hwaddr addr, unsigned int size)
+{
+    AspeedSLIState *s = ASPEED_SLI(opaque);
+    int reg = TO_REG(addr);
+
+    if (reg >= ARRAY_SIZE(s->regs)) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Out-of-bounds read at offset 0x%" HWADDR_PRIx "\n",
+                      __func__, addr);
+        return 0;
+    }
+
+    trace_aspeed_sliio_read(addr, size, s->regs[reg]);
+    return s->regs[reg];
+}
+
+static void aspeed_sliio_write(void *opaque, hwaddr addr, uint64_t data,
+                              unsigned int size)
+{
+    AspeedSLIState *s = ASPEED_SLI(opaque);
+    int reg = TO_REG(addr);
+
+    if (reg >= ARRAY_SIZE(s->regs)) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "%s: Out-of-bounds write at offset 0x%" HWADDR_PRIx "\n",
+                      __func__, addr);
+        return;
+    }
+
+    trace_aspeed_sliio_write(addr, size, data);
+    s->regs[reg] = data;
+}
+
+static const MemoryRegionOps aspeed_sli_ops = {
+    .read = aspeed_sli_read,
+    .write = aspeed_sli_write,
+    .endianness = DEVICE_LITTLE_ENDIAN,
+    .valid = {
+        .min_access_size = 1,
+        .max_access_size = 4,
+    },
+};
+
+static const MemoryRegionOps aspeed_sliio_ops = {
+    .read = aspeed_sliio_read,
+    .write = aspeed_sliio_write,
+    .endianness = DEVICE_LITTLE_ENDIAN,
+    .valid = {
+        .min_access_size = 1,
+        .max_access_size = 4,
+    },
+};
+
+static void aspeed_sli_realize(DeviceState *dev, Error **errp)
+{
+    AspeedSLIState *s = ASPEED_SLI(dev);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
+
+    memory_region_init_io(&s->iomem, OBJECT(s), &aspeed_sli_ops, s,
+                          TYPE_ASPEED_SLI, SLI_REGION_SIZE);
+    sysbus_init_mmio(sbd, &s->iomem);
+}
+
+static void aspeed_sliio_realize(DeviceState *dev, Error **errp)
+{
+    AspeedSLIState *s = ASPEED_SLI(dev);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
+
+    memory_region_init_io(&s->iomem, OBJECT(s), &aspeed_sliio_ops, s,
+                          TYPE_ASPEED_SLI, SLI_REGION_SIZE);
+    sysbus_init_mmio(sbd, &s->iomem);
+}
+
+static void aspeed_sli_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->desc = "Aspeed SLI Controller";
+    dc->realize = aspeed_sli_realize;
+}
+
+static const TypeInfo aspeed_sli_info = {
+    .name          = TYPE_ASPEED_SLI,
+    .parent        = TYPE_SYS_BUS_DEVICE,
+    .instance_size = sizeof(AspeedSLIState),
+    .class_init    = aspeed_sli_class_init,
+    .abstract      = true,
+};
+
+static void aspeed_2700_sli_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->desc = "AST2700 SLI Controller";
+}
+
+static void aspeed_2700_sliio_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->desc = "AST2700 I/O SLI Controller";
+    dc->realize = aspeed_sliio_realize;
+}
+
+static const TypeInfo aspeed_2700_sli_info = {
+    .name           = TYPE_ASPEED_2700_SLI,
+    .parent         = TYPE_ASPEED_SLI,
+    .class_init     = aspeed_2700_sli_class_init,
+};
+
+static const TypeInfo aspeed_2700_sliio_info = {
+    .name           = TYPE_ASPEED_2700_SLIIO,
+    .parent         = TYPE_ASPEED_SLI,
+    .class_init     = aspeed_2700_sliio_class_init,
+};
+
+static void aspeed_sli_register_types(void)
+{
+    type_register_static(&aspeed_sli_info);
+    type_register_static(&aspeed_2700_sli_info);
+    type_register_static(&aspeed_2700_sliio_info);
+}
+
+type_init(aspeed_sli_register_types);