OpenE2K/qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

mcf5208: convert to memory API

Browse Source 
Reviewed-by: Richard Henderson  <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-08-08 21:21:47 +03:00
parent 02e5c16757
commit c378b364ee
1 changed files with 32 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
hw/mcf5208.c
View File

@ -13,6 +13,7 @@
#include "boards.h"
#include "loader.h"
#include "elf.h"
#include "exec-memory.h"
#define SYS_FREQ 66000000
@ -27,6 +28,7 @@
#define PCSR_PRE_MASK 0x0f00
typedef struct {
MemoryRegion iomem;
qemu_irq irq;
ptimer_state *timer;
uint16_t pcsr;
@ -43,7 +45,7 @@ static void m5208_timer_update(m5208_timer_state *s)
}
static void m5208_timer_write(void *opaque, target_phys_addr_t offset,
uint32_t value)
uint64_t value, unsigned size)
{
m5208_timer_state *s = (m5208_timer_state *)opaque;
int prescale;
@ -104,7 +106,8 @@ static void m5208_timer_trigger(void *opaque)
m5208_timer_update(s);
}
static uint32_t m5208_timer_read(void *opaque, target_phys_addr_t addr)
static uint64_t m5208_timer_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
m5208_timer_state *s = (m5208_timer_state *)opaque;
switch (addr) {
@ -120,19 +123,14 @@ static uint32_t m5208_timer_read(void *opaque, target_phys_addr_t addr)
}
}
static CPUReadMemoryFunc * const m5208_timer_readfn[] = {
m5208_timer_read,
m5208_timer_read,
m5208_timer_read
static const MemoryRegionOps m5208_timer_ops = {
.read = m5208_timer_read,
.write = m5208_timer_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
static CPUWriteMemoryFunc * const m5208_timer_writefn[] = {
m5208_timer_write,
m5208_timer_write,
m5208_timer_write
};
static uint32_t m5208_sys_read(void *opaque, target_phys_addr_t addr)
static uint64_t m5208_sys_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
switch (addr) {
case 0x110: /* SDCS0 */
@ -154,45 +152,36 @@ static uint32_t m5208_sys_read(void *opaque, target_phys_addr_t addr)
}
static void m5208_sys_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
uint64_t value, unsigned size)
{
hw_error("m5208_sys_write: Bad offset 0x%x\n", (int)addr);
}
static CPUReadMemoryFunc * const m5208_sys_readfn[] = {
m5208_sys_read,
m5208_sys_read,
m5208_sys_read
static const MemoryRegionOps m5208_sys_ops = {
.read = m5208_sys_read,
.write = m5208_sys_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
static CPUWriteMemoryFunc * const m5208_sys_writefn[] = {
m5208_sys_write,
m5208_sys_write,
m5208_sys_write
};
static void mcf5208_sys_init(qemu_irq *pic)
static void mcf5208_sys_init(MemoryRegion *address_space, qemu_irq *pic)
{
int iomemtype;
MemoryRegion *iomem = g_new(MemoryRegion, 1);
m5208_timer_state *s;
QEMUBH *bh;
int i;
iomemtype = cpu_register_io_memory(m5208_sys_readfn,
m5208_sys_writefn, NULL,
DEVICE_NATIVE_ENDIAN);
/* SDRAMC. */
cpu_register_physical_memory(0xfc0a8000, 0x00004000, iomemtype);
memory_region_init_io(iomem, &m5208_sys_ops, NULL, "m5208-sys", 0x00004000);
memory_region_add_subregion(address_space, 0xfc0a8000, iomem);
/* Timers. */
for (i = 0; i < 2; i++) {
s = (m5208_timer_state *)g_malloc0(sizeof(m5208_timer_state));
bh = qemu_bh_new(m5208_timer_trigger, s);
s->timer = ptimer_init(bh);
iomemtype = cpu_register_io_memory(m5208_timer_readfn,
m5208_timer_writefn, s,
DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory(0xfc080000 + 0x4000 * i, 0x00004000,
iomemtype);
memory_region_init_io(&s->iomem, &m5208_timer_ops, s,
"m5208-timer", 0x00004000);
memory_region_add_subregion(address_space, 0xfc080000 + 0x4000 * i,
&s->iomem);
s->irq = pic[4 + i];
}
}
@ -207,6 +196,9 @@ static void mcf5208evb_init(ram_addr_t ram_size,
uint64_t elf_entry;
target_phys_addr_t entry;
qemu_irq *pic;
MemoryRegion *address_space_mem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *sram = g_new(MemoryRegion, 1);
if (!cpu_model)
cpu_model = "m5208";
@ -221,12 +213,12 @@ static void mcf5208evb_init(ram_addr_t ram_size,
/* TODO: Configure BARs. */
/* DRAM at 0x40000000 */
cpu_register_physical_memory(0x40000000, ram_size,
qemu_ram_alloc(NULL, "mcf5208.ram", ram_size) | IO_MEM_RAM);
memory_region_init_ram(ram, NULL, "mcf5208.ram", ram_size);
memory_region_add_subregion(address_space_mem, 0x40000000, ram);
/* Internal SRAM. */
cpu_register_physical_memory(0x80000000, 16384,
qemu_ram_alloc(NULL, "mcf5208.sram", 16384) | IO_MEM_RAM);
memory_region_init_ram(sram, NULL, "mcf5208.sram", 16384);
memory_region_add_subregion(address_space_mem, 0x80000000, sram);
/* Internal peripherals. */
pic = mcf_intc_init(0xfc048000, env);
@ -235,7 +227,7 @@ static void mcf5208evb_init(ram_addr_t ram_size,
mcf_uart_mm_init(0xfc064000, pic[27], serial_hds[1]);
mcf_uart_mm_init(0xfc068000, pic[28], serial_hds[2]);
mcf5208_sys_init(pic);
mcf5208_sys_init(address_space_mem, pic);
if (nb_nics > 1) {
fprintf(stderr, "Too many NICs\n");