From f48f656949894aa4d440f4f2a5e5bf7b34106785 Mon Sep 17 00:00:00 2001 From: Blue Swirl Date: Thu, 16 Jul 2009 13:48:10 +0000 Subject: [PATCH] Sparc32: convert boot prom to qdev Signed-off-by: Blue Swirl --- hw/sun4m.c | 154 +++++++++++++++++++++++++++---------------------------------- 1 file changed, 67 insertions(+), 87 deletions(-) diff --git a/hw/sun4m.c b/hw/sun4m.c index 5d23f31ac2..5f4da9d3c6 100644 --- a/hw/sun4m.c +++ b/hw/sun4m.c @@ -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); -- 2.11.0