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[Qemu-devel] [PATCH v2 20/22] milkymist-minimac2: convert to memory API
From: |
Avi Kivity |
Subject: |
[Qemu-devel] [PATCH v2 20/22] milkymist-minimac2: convert to memory API |
Date: |
Wed, 24 Aug 2011 16:40:57 +0300 |
Signed-off-by: Avi Kivity <address@hidden>
---
hw/milkymist-minimac2.c | 43 +++++++++++++++++++++----------------------
1 files changed, 21 insertions(+), 22 deletions(-)
diff --git a/hw/milkymist-minimac2.c b/hw/milkymist-minimac2.c
index cd36026..fb48e37 100644
--- a/hw/milkymist-minimac2.c
+++ b/hw/milkymist-minimac2.c
@@ -97,6 +97,8 @@ struct MilkymistMinimac2State {
NICConf conf;
char *phy_model;
target_phys_addr_t buffers_base;
+ MemoryRegion buffers;
+ MemoryRegion regs_region;
qemu_irq rx_irq;
qemu_irq tx_irq;
@@ -320,8 +322,8 @@ static ssize_t minimac2_rx(VLANClientState *nc, const
uint8_t *buf, size_t size)
return size;
}
-static uint32_t
-minimac2_read(void *opaque, target_phys_addr_t addr)
+static uint64_t
+minimac2_read(void *opaque, target_phys_addr_t addr, unsigned size)
{
MilkymistMinimac2State *s = opaque;
uint32_t r = 0;
@@ -350,7 +352,8 @@ minimac2_read(void *opaque, target_phys_addr_t addr)
}
static void
-minimac2_write(void *opaque, target_phys_addr_t addr, uint32_t value)
+minimac2_write(void *opaque, target_phys_addr_t addr, uint64_t value,
+ unsigned size)
{
MilkymistMinimac2State *s = opaque;
@@ -395,16 +398,14 @@ minimac2_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
}
}
-static CPUReadMemoryFunc * const minimac2_read_fn[] = {
- NULL,
- NULL,
- &minimac2_read,
-};
-
-static CPUWriteMemoryFunc * const minimac2_write_fn[] = {
- NULL,
- NULL,
- &minimac2_write,
+static const MemoryRegionOps minimac2_ops = {
+ .read = minimac2_read,
+ .write = minimac2_write,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
};
static int minimac2_can_rx(VLANClientState *nc)
@@ -457,25 +458,23 @@ static NetClientInfo net_milkymist_minimac2_info = {
static int milkymist_minimac2_init(SysBusDevice *dev)
{
MilkymistMinimac2State *s = FROM_SYSBUS(typeof(*s), dev);
- int regs;
- ram_addr_t buffers;
size_t buffers_size = TARGET_PAGE_ALIGN(3 * MINIMAC2_BUFFER_SIZE);
sysbus_init_irq(dev, &s->rx_irq);
sysbus_init_irq(dev, &s->tx_irq);
- regs = cpu_register_io_memory(minimac2_read_fn, minimac2_write_fn, s,
- DEVICE_NATIVE_ENDIAN);
- sysbus_init_mmio(dev, R_MAX * 4, regs);
+ memory_region_init_io(&s->regs_region, &minimac2_ops, s,
+ "minimac2-mmio", R_MAX * 4);
+ sysbus_init_mmio_region(dev, &s->regs_region);
/* register buffers memory */
- buffers = qemu_ram_alloc(NULL, "milkymist_minimac2.buffers", buffers_size);
- s->rx0_buf = qemu_get_ram_ptr(buffers);
+ memory_region_init_ram(&s->buffers, NULL, "milkymist_minimac2.buffers",
+ buffers_size);
+ s->rx0_buf = memory_region_get_ram_ptr(&s->buffers);
s->rx1_buf = s->rx0_buf + MINIMAC2_BUFFER_SIZE;
s->tx_buf = s->rx1_buf + MINIMAC2_BUFFER_SIZE;
- cpu_register_physical_memory(s->buffers_base, buffers_size,
- buffers | IO_MEM_RAM);
+ sysbus_add_memory(dev, s->buffers_base, &s->buffers);
qemu_macaddr_default_if_unset(&s->conf.macaddr);
s->nic = qemu_new_nic(&net_milkymist_minimac2_info, &s->conf,
--
1.7.5.3
- [Qemu-devel] [PATCH v2 00/22] Memory API conversions, batch 5, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 01/22] stellaris_enet: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 02/22] sysbus: add helpers to add and delete memory regions to the system bus, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 08/22] sysbus: add sysbus_add_memory_overlap(), Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 10/22] leon3: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 22/22] milkymist: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 20/22] milkymist-minimac2: convert to memory API,
Avi Kivity <=
- [Qemu-devel] [PATCH v2 09/22] integratorcp: convert to memory API (RAM/flash only), Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 03/22] pci_host: convert conf index and data ports to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 06/22] armv7m: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 07/22] axis_dev88: convert to memory API (RAM only), Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 19/22] mcf5208: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 11/22] cirrus: wrap memory update in a transaction, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 16/22] g364fb: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 17/22] lm32_boards: convert to memory API, Avi Kivity, 2011/08/24
- [Qemu-devel] [PATCH v2 13/22] Makefile.hw: allow hw/ files to include glib headers, Avi Kivity, 2011/08/24