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

Sparc32: convert boot prom to qdev 

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-07-16 13:48:10 +00:00
parent 5f750b2ea0
commit f48f656949
1 changed files with 67 additions and 87 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

154
hw/sun4m.c
View File

@ -422,6 +422,64 @@ static void idreg_register_devices(void)
device_init(idreg_register_devices);
/* Boot PROM (OpenBIOS) */
static void prom_init(target_phys_addr_t addr, const char *bios_name)
{
DeviceState *dev;
SysBusDevice *s;
char *filename;
int ret;
dev = qdev_create(NULL, "openprom");
qdev_init(dev);
s = sysbus_from_qdev(dev);
sysbus_mmio_map(s, 0, addr);
/* load boot prom */
if (bios_name == NULL) {
bios_name = PROM_FILENAME;
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
ret = load_elf(filename, addr - PROM_VADDR, NULL, NULL, NULL);
if (ret < 0 || ret > PROM_SIZE_MAX) {
ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
}
qemu_free(filename);
} else {
ret = -1;
}
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
exit(1);
}
}
static void prom_init1(SysBusDevice *dev)
{
ram_addr_t prom_offset;
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
sysbus_init_mmio(dev, PROM_SIZE_MAX, prom_offset | IO_MEM_ROM);
}
static SysBusDeviceInfo prom_info = {
.init = prom_init1,
.qdev.name = "openprom",
.qdev.size = sizeof(SysBusDevice),
.qdev.props = (DevicePropList[]) {
{.name = NULL}
}
};
static void prom_register_devices(void)
{
sysbus_register_withprop(&prom_info);
}
device_init(prom_register_devices);
static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
const char *boot_device,
const char *kernel_filename,
@ -437,10 +495,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
qemu_irq *esp_reset, *le_reset;
qemu_irq fdc_tc;
qemu_irq *cpu_halt;
ram_addr_t ram_offset, prom_offset;
ram_addr_t ram_offset;
unsigned long kernel_size;
int ret;
char *filename;
BlockDriverState *fd[MAX_FD];
int drive_index;
void *fw_cfg;
@ -482,33 +538,9 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
ram_offset = qemu_ram_alloc(RAM_size);
cpu_register_physical_memory(0, RAM_size, ram_offset);
/* load boot prom */
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
cpu_register_physical_memory(hwdef->slavio_base,
(PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK,
prom_offset | IO_MEM_ROM);
if (bios_name == NULL)
bios_name = PROM_FILENAME;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
ret = load_elf(filename, hwdef->slavio_base - PROM_VADDR,
NULL, NULL, NULL);
if (ret < 0 || ret > PROM_SIZE_MAX)
ret = load_image_targphys(filename, hwdef->slavio_base,
PROM_SIZE_MAX);
qemu_free(filename);
} else {
ret = -1;
}
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
bios_name);
exit(1);
}
/* set up devices */
prom_init(hwdef->slavio_base, bios_name);
slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
hwdef->intctl_base + 0x10000ULL,
&hwdef->intbit_to_level[0],
@ -1227,10 +1259,8 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
qemu_irq *cpu_irqs[MAX_CPUS], *sbi_irq, *sbi_cpu_irq,
espdma_irq, ledma_irq;
qemu_irq *esp_reset, *le_reset;
ram_addr_t ram_offset, prom_offset;
ram_addr_t ram_offset;
unsigned long kernel_size;
int ret;
char *filename;
void *fw_cfg;
/* init CPUs */
@ -1269,33 +1299,9 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
ram_offset = qemu_ram_alloc(RAM_size);
cpu_register_physical_memory(0, RAM_size, ram_offset);
/* load boot prom */
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
cpu_register_physical_memory(hwdef->slavio_base,
(PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK,
prom_offset | IO_MEM_ROM);
if (bios_name == NULL)
bios_name = PROM_FILENAME;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
ret = load_elf(filename, hwdef->slavio_base - PROM_VADDR,
NULL, NULL, NULL);
if (ret < 0 || ret > PROM_SIZE_MAX)
ret = load_image_targphys(filename, hwdef->slavio_base,
PROM_SIZE_MAX);
qemu_free(filename);
} else {
ret = -1;
}
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
bios_name);
exit(1);
}
/* set up devices */
prom_init(hwdef->slavio_base, bios_name);
sbi = sbi_init(hwdef->sbi_base, &sbi_irq, &sbi_cpu_irq, cpu_irqs);
for (i = 0; i < MAX_IOUNITS; i++)
@ -1448,10 +1454,8 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
qemu_irq *cpu_irqs, *slavio_irq, espdma_irq, ledma_irq;
qemu_irq *esp_reset, *le_reset;
qemu_irq fdc_tc;
ram_addr_t ram_offset, prom_offset;
ram_addr_t ram_offset;
unsigned long kernel_size;
int ret;
char *filename;
BlockDriverState *fd[MAX_FD];
int drive_index;
void *fw_cfg;
@ -1483,33 +1487,9 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
ram_offset = qemu_ram_alloc(RAM_size);
cpu_register_physical_memory(0, RAM_size, ram_offset);
/* load boot prom */
prom_offset = qemu_ram_alloc(PROM_SIZE_MAX);
cpu_register_physical_memory(hwdef->slavio_base,
(PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK,
prom_offset | IO_MEM_ROM);
if (bios_name == NULL)
bios_name = PROM_FILENAME;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
if (filename) {
ret = load_elf(filename, hwdef->slavio_base - PROM_VADDR,
NULL, NULL, NULL);
if (ret < 0 || ret > PROM_SIZE_MAX)
ret = load_image_targphys(filename, hwdef->slavio_base,
PROM_SIZE_MAX);
qemu_free(filename);
} else {
ret = -1;
}
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
filename);
exit(1);
}
/* set up devices */
prom_init(hwdef->slavio_base, bios_name);
slavio_intctl = sun4c_intctl_init(hwdef->intctl_base,
&slavio_irq, cpu_irqs);