diff options
Diffstat (limited to 'hw/misc/puv3_pm.c')
-rw-r--r-- | hw/misc/puv3_pm.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/hw/misc/puv3_pm.c b/hw/misc/puv3_pm.c deleted file mode 100644 index 676c23f..0000000 --- a/hw/misc/puv3_pm.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Power Management device simulation in PKUnity SoC - * - * Copyright (C) 2010-2012 Guan Xuetao - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation, or any later version. - * See the COPYING file in the top-level directory. - */ - -#include "qemu/osdep.h" -#include "hw/sysbus.h" -#include "qom/object.h" - -#undef DEBUG_PUV3 -#include "hw/unicore32/puv3.h" -#include "qemu/module.h" -#include "qemu/log.h" - -#define TYPE_PUV3_PM "puv3_pm" -OBJECT_DECLARE_SIMPLE_TYPE(PUV3PMState, PUV3_PM) - -struct PUV3PMState { - SysBusDevice parent_obj; - - MemoryRegion iomem; - - uint32_t reg_PMCR; - uint32_t reg_PCGR; - uint32_t reg_PLL_SYS_CFG; - uint32_t reg_PLL_DDR_CFG; - uint32_t reg_PLL_VGA_CFG; - uint32_t reg_DIVCFG; -}; - -static uint64_t puv3_pm_read(void *opaque, hwaddr offset, - unsigned size) -{ - PUV3PMState *s = opaque; - uint32_t ret = 0; - - switch (offset) { - case 0x14: - ret = s->reg_PCGR; - break; - case 0x18: - ret = s->reg_PLL_SYS_CFG; - break; - case 0x1c: - ret = s->reg_PLL_DDR_CFG; - break; - case 0x20: - ret = s->reg_PLL_VGA_CFG; - break; - case 0x24: - ret = s->reg_DIVCFG; - break; - case 0x28: /* PLL SYS STATUS */ - ret = 0x00002401; - break; - case 0x2c: /* PLL DDR STATUS */ - ret = 0x00100c00; - break; - case 0x30: /* PLL VGA STATUS */ - ret = 0x00003801; - break; - case 0x34: /* DIV STATUS */ - ret = 0x22f52015; - break; - case 0x38: /* SW RESET */ - ret = 0x0; - break; - case 0x44: /* PLL DFC DONE */ - ret = 0x7; - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Bad read offset 0x%"HWADDR_PRIx"\n", - __func__, offset); - } - DPRINTF("offset 0x%x, value 0x%x\n", offset, ret); - - return ret; -} - -static void puv3_pm_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - PUV3PMState *s = opaque; - - switch (offset) { - case 0x0: - s->reg_PMCR = value; - break; - case 0x14: - s->reg_PCGR = value; - break; - case 0x18: - s->reg_PLL_SYS_CFG = value; - break; - case 0x1c: - s->reg_PLL_DDR_CFG = value; - break; - case 0x20: - s->reg_PLL_VGA_CFG = value; - break; - case 0x24: - case 0x38: - break; - default: - qemu_log_mask(LOG_GUEST_ERROR, - "%s: Bad write offset 0x%"HWADDR_PRIx"\n", - __func__, offset); - } - DPRINTF("offset 0x%x, value 0x%x\n", offset, value); -} - -static const MemoryRegionOps puv3_pm_ops = { - .read = puv3_pm_read, - .write = puv3_pm_write, - .impl = { - .min_access_size = 4, - .max_access_size = 4, - }, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void puv3_pm_realize(DeviceState *dev, Error **errp) -{ - PUV3PMState *s = PUV3_PM(dev); - - s->reg_PCGR = 0x0; - - memory_region_init_io(&s->iomem, OBJECT(s), &puv3_pm_ops, s, "puv3_pm", - PUV3_REGS_OFFSET); - sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem); -} - -static void puv3_pm_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - dc->realize = puv3_pm_realize; -} - -static const TypeInfo puv3_pm_info = { - .name = TYPE_PUV3_PM, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(PUV3PMState), - .class_init = puv3_pm_class_init, -}; - -static void puv3_pm_register_type(void) -{ - type_register_static(&puv3_pm_info); -} - -type_init(puv3_pm_register_type) |