diff options
Diffstat (limited to 'hw/lm32')
| -rw-r--r-- | hw/lm32/Kconfig | 18 | ||||
| -rw-r--r-- | hw/lm32/lm32.h | 48 | ||||
| -rw-r--r-- | hw/lm32/lm32_boards.c | 332 | ||||
| -rw-r--r-- | hw/lm32/lm32_hwsetup.h | 179 | ||||
| -rw-r--r-- | hw/lm32/meson.build | 6 | ||||
| -rw-r--r-- | hw/lm32/milkymist-hw.h | 133 | ||||
| -rw-r--r-- | hw/lm32/milkymist.c | 249 |
7 files changed, 0 insertions, 965 deletions
diff --git a/hw/lm32/Kconfig b/hw/lm32/Kconfig deleted file mode 100644 index 8ac94205d7..0000000000 --- a/hw/lm32/Kconfig +++ /dev/null @@ -1,18 +0,0 @@ -config LM32_DEVICES - bool - select PTIMER - -config MILKYMIST - bool - # FIXME: disabling it results in compile-time errors - select MILKYMIST_TMU2 if OPENGL && X11 - select PFLASH_CFI01 - select FRAMEBUFFER - select SD - select USB_OHCI - select LM32_DEVICES - -config LM32_EVR - bool - select LM32_DEVICES - select PFLASH_CFI02 diff --git a/hw/lm32/lm32.h b/hw/lm32/lm32.h deleted file mode 100644 index 7b4f6255b9..0000000000 --- a/hw/lm32/lm32.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef HW_LM32_H -#define HW_LM32_H - -#include "hw/char/lm32_juart.h" -#include "hw/qdev-properties.h" -#include "qapi/error.h" - -static inline DeviceState *lm32_pic_init(qemu_irq cpu_irq) -{ - DeviceState *dev; - SysBusDevice *d; - - dev = qdev_new("lm32-pic"); - d = SYS_BUS_DEVICE(dev); - sysbus_realize_and_unref(d, &error_fatal); - sysbus_connect_irq(d, 0, cpu_irq); - - return dev; -} - -static inline DeviceState *lm32_juart_init(Chardev *chr) -{ - DeviceState *dev; - - dev = qdev_new(TYPE_LM32_JUART); - qdev_prop_set_chr(dev, "chardev", chr); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - - return dev; -} - -static inline DeviceState *lm32_uart_create(hwaddr addr, - qemu_irq irq, - Chardev *chr) -{ - DeviceState *dev; - SysBusDevice *s; - - dev = qdev_new("lm32-uart"); - s = SYS_BUS_DEVICE(dev); - qdev_prop_set_chr(dev, "chardev", chr); - sysbus_realize_and_unref(s, &error_fatal); - sysbus_mmio_map(s, 0, addr); - sysbus_connect_irq(s, 0, irq); - return dev; -} - -#endif diff --git a/hw/lm32/lm32_boards.c b/hw/lm32/lm32_boards.c deleted file mode 100644 index 2961e4c2b4..0000000000 --- a/hw/lm32/lm32_boards.c +++ /dev/null @@ -1,332 +0,0 @@ -/* - * QEMU models for LatticeMico32 uclinux and evr32 boards. - * - * Copyright (c) 2010 Michael Walle <michael@walle.cc> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include "qemu/units.h" -#include "qemu/cutils.h" -#include "qemu/error-report.h" -#include "cpu.h" -#include "hw/sysbus.h" -#include "hw/irq.h" -#include "hw/block/flash.h" -#include "hw/boards.h" -#include "hw/loader.h" -#include "elf.h" -#include "lm32_hwsetup.h" -#include "lm32.h" -#include "sysemu/reset.h" -#include "sysemu/sysemu.h" - -typedef struct { - LM32CPU *cpu; - hwaddr bootstrap_pc; - hwaddr flash_base; - hwaddr hwsetup_base; - hwaddr initrd_base; - size_t initrd_size; - hwaddr cmdline_base; -} ResetInfo; - -static void cpu_irq_handler(void *opaque, int irq, int level) -{ - LM32CPU *cpu = opaque; - CPUState *cs = CPU(cpu); - - if (level) { - cpu_interrupt(cs, CPU_INTERRUPT_HARD); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD); - } -} - -static void main_cpu_reset(void *opaque) -{ - ResetInfo *reset_info = opaque; - CPULM32State *env = &reset_info->cpu->env; - - cpu_reset(CPU(reset_info->cpu)); - - /* init defaults */ - env->pc = (uint32_t)reset_info->bootstrap_pc; - env->regs[R_R1] = (uint32_t)reset_info->hwsetup_base; - env->regs[R_R2] = (uint32_t)reset_info->cmdline_base; - env->regs[R_R3] = (uint32_t)reset_info->initrd_base; - env->regs[R_R4] = (uint32_t)(reset_info->initrd_base + - reset_info->initrd_size); - env->eba = reset_info->flash_base; - env->deba = reset_info->flash_base; -} - -static void lm32_evr_init(MachineState *machine) -{ - MachineClass *mc = MACHINE_GET_CLASS(machine); - const char *kernel_filename = machine->kernel_filename; - LM32CPU *cpu; - CPULM32State *env; - DriveInfo *dinfo; - MemoryRegion *address_space_mem = get_system_memory(); - qemu_irq irq[32]; - ResetInfo *reset_info; - int i; - - if (machine->ram_size != mc->default_ram_size) { - char *sz = size_to_str(mc->default_ram_size); - error_report("Invalid RAM size, should be %s", sz); - g_free(sz); - exit(EXIT_FAILURE); - } - - /* memory map */ - hwaddr flash_base = 0x04000000; - size_t flash_sector_size = 256 * KiB; - size_t flash_size = 32 * MiB; - hwaddr ram_base = 0x08000000; - hwaddr timer0_base = 0x80002000; - hwaddr uart0_base = 0x80006000; - hwaddr timer1_base = 0x8000a000; - int uart0_irq = 0; - int timer0_irq = 1; - int timer1_irq = 3; - - reset_info = g_malloc0(sizeof(ResetInfo)); - - cpu = LM32_CPU(cpu_create(machine->cpu_type)); - - env = &cpu->env; - reset_info->cpu = cpu; - - reset_info->flash_base = flash_base; - - memory_region_add_subregion(address_space_mem, ram_base, machine->ram); - - dinfo = drive_get(IF_PFLASH, 0, 0); - /* Spansion S29NS128P */ - pflash_cfi02_register(flash_base, "lm32_evr.flash", flash_size, - dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, - flash_sector_size, - 1, 2, 0x01, 0x7e, 0x43, 0x00, 0x555, 0x2aa, 1); - - /* create irq lines */ - env->pic_state = lm32_pic_init(qemu_allocate_irq(cpu_irq_handler, cpu, 0)); - for (i = 0; i < 32; i++) { - irq[i] = qdev_get_gpio_in(env->pic_state, i); - } - - lm32_uart_create(uart0_base, irq[uart0_irq], serial_hd(0)); - sysbus_create_simple("lm32-timer", timer0_base, irq[timer0_irq]); - sysbus_create_simple("lm32-timer", timer1_base, irq[timer1_irq]); - - /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(serial_hd(1)); - - reset_info->bootstrap_pc = flash_base; - - if (kernel_filename) { - uint64_t entry; - int kernel_size; - - kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, - &entry, NULL, NULL, NULL, - 1, EM_LATTICEMICO32, 0, 0); - reset_info->bootstrap_pc = entry; - - if (kernel_size < 0) { - kernel_size = load_image_targphys(kernel_filename, ram_base, - machine->ram_size); - reset_info->bootstrap_pc = ram_base; - } - - if (kernel_size < 0) { - error_report("could not load kernel '%s'", kernel_filename); - exit(1); - } - } - - qemu_register_reset(main_cpu_reset, reset_info); -} - -static void lm32_uclinux_init(MachineState *machine) -{ - MachineClass *mc = MACHINE_GET_CLASS(machine); - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - LM32CPU *cpu; - CPULM32State *env; - DriveInfo *dinfo; - MemoryRegion *address_space_mem = get_system_memory(); - qemu_irq irq[32]; - HWSetup *hw; - ResetInfo *reset_info; - int i; - - if (machine->ram_size != mc->default_ram_size) { - char *sz = size_to_str(mc->default_ram_size); - error_report("Invalid RAM size, should be %s", sz); - g_free(sz); - exit(EXIT_FAILURE); - } - - /* memory map */ - hwaddr flash_base = 0x04000000; - size_t flash_sector_size = 256 * KiB; - size_t flash_size = 32 * MiB; - hwaddr ram_base = 0x08000000; - hwaddr uart0_base = 0x80000000; - hwaddr timer0_base = 0x80002000; - hwaddr timer1_base = 0x80010000; - hwaddr timer2_base = 0x80012000; - int uart0_irq = 0; - int timer0_irq = 1; - int timer1_irq = 20; - int timer2_irq = 21; - hwaddr hwsetup_base = 0x0bffe000; - hwaddr cmdline_base = 0x0bfff000; - hwaddr initrd_base = 0x08400000; - size_t initrd_max = 0x01000000; - - reset_info = g_malloc0(sizeof(ResetInfo)); - - cpu = LM32_CPU(cpu_create(machine->cpu_type)); - - env = &cpu->env; - reset_info->cpu = cpu; - - reset_info->flash_base = flash_base; - - memory_region_add_subregion(address_space_mem, ram_base, machine->ram); - - dinfo = drive_get(IF_PFLASH, 0, 0); - /* Spansion S29NS128P */ - pflash_cfi02_register(flash_base, "lm32_uclinux.flash", flash_size, - dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, - flash_sector_size, - 1, 2, 0x01, 0x7e, 0x43, 0x00, 0x555, 0x2aa, 1); - - /* create irq lines */ - env->pic_state = lm32_pic_init(qemu_allocate_irq(cpu_irq_handler, env, 0)); - for (i = 0; i < 32; i++) { - irq[i] = qdev_get_gpio_in(env->pic_state, i); - } - - lm32_uart_create(uart0_base, irq[uart0_irq], serial_hd(0)); - sysbus_create_simple("lm32-timer", timer0_base, irq[timer0_irq]); - sysbus_create_simple("lm32-timer", timer1_base, irq[timer1_irq]); - sysbus_create_simple("lm32-timer", timer2_base, irq[timer2_irq]); - - /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(serial_hd(1)); - - reset_info->bootstrap_pc = flash_base; - - if (kernel_filename) { - uint64_t entry; - int kernel_size; - - kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, - &entry, NULL, NULL, NULL, - 1, EM_LATTICEMICO32, 0, 0); - reset_info->bootstrap_pc = entry; - - if (kernel_size < 0) { - kernel_size = load_image_targphys(kernel_filename, ram_base, - machine->ram_size); - reset_info->bootstrap_pc = ram_base; - } - - if (kernel_size < 0) { - error_report("could not load kernel '%s'", kernel_filename); - exit(1); - } - } - - /* generate a rom with the hardware description */ - hw = hwsetup_init(); - hwsetup_add_cpu(hw, "LM32", 75000000); - hwsetup_add_flash(hw, "flash", flash_base, flash_size); - hwsetup_add_ddr_sdram(hw, "ddr_sdram", ram_base, machine->ram_size); - hwsetup_add_timer(hw, "timer0", timer0_base, timer0_irq); - hwsetup_add_timer(hw, "timer1_dev_only", timer1_base, timer1_irq); - hwsetup_add_timer(hw, "timer2_dev_only", timer2_base, timer2_irq); - hwsetup_add_uart(hw, "uart", uart0_base, uart0_irq); - hwsetup_add_trailer(hw); - hwsetup_create_rom(hw, hwsetup_base); - hwsetup_free(hw); - - reset_info->hwsetup_base = hwsetup_base; - - if (kernel_cmdline && strlen(kernel_cmdline)) { - pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, - kernel_cmdline); - reset_info->cmdline_base = cmdline_base; - } - - if (initrd_filename) { - size_t initrd_size; - initrd_size = load_image_targphys(initrd_filename, initrd_base, - initrd_max); - reset_info->initrd_base = initrd_base; - reset_info->initrd_size = initrd_size; - } - - qemu_register_reset(main_cpu_reset, reset_info); -} - -static void lm32_evr_class_init(ObjectClass *oc, void *data) -{ - MachineClass *mc = MACHINE_CLASS(oc); - - mc->desc = "LatticeMico32 EVR32 eval system"; - mc->init = lm32_evr_init; - mc->is_default = true; - mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full"); - mc->default_ram_size = 64 * MiB; - mc->default_ram_id = "lm32_evr.sdram"; -} - -static const TypeInfo lm32_evr_type = { - .name = MACHINE_TYPE_NAME("lm32-evr"), - .parent = TYPE_MACHINE, - .class_init = lm32_evr_class_init, -}; - -static void lm32_uclinux_class_init(ObjectClass *oc, void *data) -{ - MachineClass *mc = MACHINE_CLASS(oc); - - mc->desc = "lm32 platform for uClinux and u-boot by Theobroma Systems"; - mc->init = lm32_uclinux_init; - mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full"); - mc->default_ram_size = 64 * MiB; - mc->default_ram_id = "lm32_uclinux.sdram"; -} - -static const TypeInfo lm32_uclinux_type = { - .name = MACHINE_TYPE_NAME("lm32-uclinux"), - .parent = TYPE_MACHINE, - .class_init = lm32_uclinux_class_init, -}; - -static void lm32_machine_init(void) -{ - type_register_static(&lm32_evr_type); - type_register_static(&lm32_uclinux_type); -} - -type_init(lm32_machine_init) diff --git a/hw/lm32/lm32_hwsetup.h b/hw/lm32/lm32_hwsetup.h deleted file mode 100644 index e6cd30ad68..0000000000 --- a/hw/lm32/lm32_hwsetup.h +++ /dev/null @@ -1,179 +0,0 @@ -/* - * LatticeMico32 hwsetup helper functions. - * - * Copyright (c) 2010 Michael Walle <michael@walle.cc> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -/* - * These are helper functions for creating the hardware description blob used - * in the Theobroma's uClinux port. - */ - -#ifndef QEMU_HW_LM32_HWSETUP_H -#define QEMU_HW_LM32_HWSETUP_H - -#include "qemu/cutils.h" -#include "hw/loader.h" - -typedef struct { - void *data; - void *ptr; -} HWSetup; - -enum hwsetup_tag { - HWSETUP_TAG_EOL = 0, - HWSETUP_TAG_CPU = 1, - HWSETUP_TAG_ASRAM = 2, - HWSETUP_TAG_FLASH = 3, - HWSETUP_TAG_SDRAM = 4, - HWSETUP_TAG_OCM = 5, - HWSETUP_TAG_DDR_SDRAM = 6, - HWSETUP_TAG_DDR2_SDRAM = 7, - HWSETUP_TAG_TIMER = 8, - HWSETUP_TAG_UART = 9, - HWSETUP_TAG_GPIO = 10, - HWSETUP_TAG_TRISPEEDMAC = 11, - HWSETUP_TAG_I2CM = 12, - HWSETUP_TAG_LEDS = 13, - HWSETUP_TAG_7SEG = 14, - HWSETUP_TAG_SPI_S = 15, - HWSETUP_TAG_SPI_M = 16, -}; - -static inline HWSetup *hwsetup_init(void) -{ - HWSetup *hw; - - hw = g_malloc(sizeof(HWSetup)); - hw->data = g_malloc0(TARGET_PAGE_SIZE); - hw->ptr = hw->data; - - return hw; -} - -static inline void hwsetup_free(HWSetup *hw) -{ - g_free(hw->data); - g_free(hw); -} - -static inline void hwsetup_create_rom(HWSetup *hw, - hwaddr base) -{ - rom_add_blob("hwsetup", hw->data, TARGET_PAGE_SIZE, - TARGET_PAGE_SIZE, base, NULL, NULL, NULL, NULL, true); -} - -static inline void hwsetup_add_u8(HWSetup *hw, uint8_t u) -{ - stb_p(hw->ptr, u); - hw->ptr += 1; -} - -static inline void hwsetup_add_u32(HWSetup *hw, uint32_t u) -{ - stl_p(hw->ptr, u); - hw->ptr += 4; -} - -static inline void hwsetup_add_tag(HWSetup *hw, enum hwsetup_tag t) -{ - stl_p(hw->ptr, t); - hw->ptr += 4; -} - -static inline void hwsetup_add_str(HWSetup *hw, const char *str) -{ - pstrcpy(hw->ptr, 32, str); - hw->ptr += 32; -} - -static inline void hwsetup_add_trailer(HWSetup *hw) -{ - hwsetup_add_u32(hw, 8); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_EOL); -} - -static inline void hwsetup_add_cpu(HWSetup *hw, - const char *name, uint32_t frequency) -{ - hwsetup_add_u32(hw, 44); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_CPU); - hwsetup_add_str(hw, name); - hwsetup_add_u32(hw, frequency); -} - -static inline void hwsetup_add_flash(HWSetup *hw, - const char *name, uint32_t base, uint32_t size) -{ - hwsetup_add_u32(hw, 52); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_FLASH); - hwsetup_add_str(hw, name); - hwsetup_add_u32(hw, base); - hwsetup_add_u32(hw, size); - hwsetup_add_u8(hw, 8); /* read latency */ - hwsetup_add_u8(hw, 8); /* write latency */ - hwsetup_add_u8(hw, 25); /* address width */ - hwsetup_add_u8(hw, 32); /* data width */ -} - -static inline void hwsetup_add_ddr_sdram(HWSetup *hw, - const char *name, uint32_t base, uint32_t size) -{ - hwsetup_add_u32(hw, 48); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_DDR_SDRAM); - hwsetup_add_str(hw, name); - hwsetup_add_u32(hw, base); - hwsetup_add_u32(hw, size); -} - -static inline void hwsetup_add_timer(HWSetup *hw, - const char *name, uint32_t base, uint32_t irq) -{ - hwsetup_add_u32(hw, 56); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_TIMER); - hwsetup_add_str(hw, name); - hwsetup_add_u32(hw, base); - hwsetup_add_u8(hw, 1); /* wr_tickcount */ - hwsetup_add_u8(hw, 1); /* rd_tickcount */ - hwsetup_add_u8(hw, 1); /* start_stop_control */ - hwsetup_add_u8(hw, 32); /* counter_width */ - hwsetup_add_u32(hw, 20); /* reload_ticks */ - hwsetup_add_u8(hw, irq); - hwsetup_add_u8(hw, 0); /* padding */ - hwsetup_add_u8(hw, 0); /* padding */ - hwsetup_add_u8(hw, 0); /* padding */ -} - -static inline void hwsetup_add_uart(HWSetup *hw, - const char *name, uint32_t base, uint32_t irq) -{ - hwsetup_add_u32(hw, 56); /* size */ - hwsetup_add_tag(hw, HWSETUP_TAG_UART); - hwsetup_add_str(hw, name); - hwsetup_add_u32(hw, base); - hwsetup_add_u32(hw, 115200); /* baudrate */ - hwsetup_add_u8(hw, 8); /* databits */ - hwsetup_add_u8(hw, 1); /* stopbits */ - hwsetup_add_u8(hw, 1); /* use_interrupt */ - hwsetup_add_u8(hw, 1); /* block_on_transmit */ - hwsetup_add_u8(hw, 1); /* block_on_receive */ - hwsetup_add_u8(hw, 4); /* rx_buffer_size */ - hwsetup_add_u8(hw, 4); /* tx_buffer_size */ - hwsetup_add_u8(hw, irq); -} - -#endif /* QEMU_HW_LM32_HWSETUP_H */ diff --git a/hw/lm32/meson.build b/hw/lm32/meson.build deleted file mode 100644 index 42d6f8db3d..0000000000 --- a/hw/lm32/meson.build +++ /dev/null @@ -1,6 +0,0 @@ -lm32_ss = ss.source_set() -# LM32 boards -lm32_ss.add(when: 'CONFIG_LM32_EVR', if_true: files('lm32_boards.c')) -lm32_ss.add(when: 'CONFIG_MILKYMIST', if_true: files('milkymist.c')) - -hw_arch += {'lm32': lm32_ss} diff --git a/hw/lm32/milkymist-hw.h b/hw/lm32/milkymist-hw.h deleted file mode 100644 index 5dca5d52f5..0000000000 --- a/hw/lm32/milkymist-hw.h +++ /dev/null @@ -1,133 +0,0 @@ -#ifndef QEMU_HW_MILKYMIST_HW_H -#define QEMU_HW_MILKYMIST_HW_H - -#include "hw/qdev-core.h" -#include "net/net.h" -#include "qapi/error.h" - -static inline DeviceState *milkymist_uart_create(hwaddr base, - qemu_irq irq, - Chardev *chr) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-uart"); - qdev_prop_set_chr(dev, "chardev", chr); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq); - - return dev; -} - -static inline DeviceState *milkymist_hpdmc_create(hwaddr base) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-hpdmc"); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - - return dev; -} - -static inline DeviceState *milkymist_vgafb_create(hwaddr base, - uint32_t fb_offset, uint32_t fb_mask) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-vgafb"); - qdev_prop_set_uint32(dev, "fb_offset", fb_offset); - qdev_prop_set_uint32(dev, "fb_mask", fb_mask); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - - return dev; -} - -static inline DeviceState *milkymist_sysctl_create(hwaddr base, - qemu_irq gpio_irq, qemu_irq timer0_irq, qemu_irq timer1_irq, - uint32_t freq_hz, uint32_t system_id, uint32_t capabilities, - uint32_t gpio_strappings) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-sysctl"); - qdev_prop_set_uint32(dev, "frequency", freq_hz); - qdev_prop_set_uint32(dev, "systemid", system_id); - qdev_prop_set_uint32(dev, "capabilities", capabilities); - qdev_prop_set_uint32(dev, "gpio_strappings", gpio_strappings); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, gpio_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, timer0_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, timer1_irq); - - return dev; -} - -static inline DeviceState *milkymist_pfpu_create(hwaddr base, - qemu_irq irq) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-pfpu"); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq); - return dev; -} - -static inline DeviceState *milkymist_ac97_create(hwaddr base, - qemu_irq crrequest_irq, qemu_irq crreply_irq, qemu_irq dmar_irq, - qemu_irq dmaw_irq) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-ac97"); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, crrequest_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, crreply_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 2, dmar_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 3, dmaw_irq); - - return dev; -} - -static inline DeviceState *milkymist_minimac2_create(hwaddr base, - hwaddr buffers_base, qemu_irq rx_irq, qemu_irq tx_irq) -{ - DeviceState *dev; - - qemu_check_nic_model(&nd_table[0], "minimac2"); - dev = qdev_new("milkymist-minimac2"); - qdev_set_nic_properties(dev, &nd_table[0]); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, buffers_base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, rx_irq); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 1, tx_irq); - - return dev; -} - -static inline DeviceState *milkymist_softusb_create(hwaddr base, - qemu_irq irq, uint32_t pmem_base, uint32_t pmem_size, - uint32_t dmem_base, uint32_t dmem_size) -{ - DeviceState *dev; - - dev = qdev_new("milkymist-softusb"); - qdev_prop_set_uint32(dev, "pmem_size", pmem_size); - qdev_prop_set_uint32(dev, "dmem_size", dmem_size); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, pmem_base); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, dmem_base); - sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq); - - return dev; -} - -#endif /* QEMU_HW_MILKYMIST_HW_H */ diff --git a/hw/lm32/milkymist.c b/hw/lm32/milkymist.c deleted file mode 100644 index bef7855328..0000000000 --- a/hw/lm32/milkymist.c +++ /dev/null @@ -1,249 +0,0 @@ -/* - * QEMU model for the Milkymist board. - * - * Copyright (c) 2010 Michael Walle <michael@walle.cc> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include "qemu/units.h" -#include "qemu/error-report.h" -#include "qemu-common.h" -#include "qemu/datadir.h" -#include "cpu.h" -#include "hw/sysbus.h" -#include "hw/irq.h" -#include "hw/block/flash.h" -#include "sysemu/sysemu.h" -#include "sysemu/qtest.h" -#include "sysemu/reset.h" -#include "hw/boards.h" -#include "hw/loader.h" -#include "hw/qdev-properties.h" -#include "elf.h" -#include "milkymist-hw.h" -#include "hw/display/milkymist_tmu2.h" -#include "hw/sd/sd.h" -#include "lm32.h" -#include "qemu/cutils.h" - -#define BIOS_FILENAME "mmone-bios.bin" -#define BIOS_OFFSET 0x00860000 -#define BIOS_SIZE (512 * KiB) -#define KERNEL_LOAD_ADDR 0x40000000 - -typedef struct { - LM32CPU *cpu; - hwaddr bootstrap_pc; - hwaddr flash_base; - hwaddr initrd_base; - size_t initrd_size; - hwaddr cmdline_base; -} ResetInfo; - -static void cpu_irq_handler(void *opaque, int irq, int level) -{ - LM32CPU *cpu = opaque; - CPUState *cs = CPU(cpu); - - if (level) { - cpu_interrupt(cs, CPU_INTERRUPT_HARD); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD); - } -} - -static void main_cpu_reset(void *opaque) -{ - ResetInfo *reset_info = opaque; - CPULM32State *env = &reset_info->cpu->env; - - cpu_reset(CPU(reset_info->cpu)); - - /* init defaults */ - env->pc = reset_info->bootstrap_pc; - env->regs[R_R1] = reset_info->cmdline_base; - env->regs[R_R2] = reset_info->initrd_base; - env->regs[R_R3] = reset_info->initrd_base + reset_info->initrd_size; - env->eba = reset_info->flash_base; - env->deba = reset_info->flash_base; -} - -static DeviceState *milkymist_memcard_create(hwaddr base) -{ - DeviceState *dev; - DriveInfo *dinfo; - - dev = qdev_new("milkymist-memcard"); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - - dinfo = drive_get_next(IF_SD); - if (dinfo) { - DeviceState *card; - - card = qdev_new(TYPE_SD_CARD); - qdev_prop_set_drive_err(card, "drive", blk_by_legacy_dinfo(dinfo), - &error_fatal); - qdev_realize_and_unref(card, qdev_get_child_bus(dev, "sd-bus"), - &error_fatal); - } - - return dev; -} - -static void -milkymist_init(MachineState *machine) -{ - MachineClass *mc = MACHINE_GET_CLASS(machine); - const char *bios_name = machine->firmware ?: BIOS_FILENAME; - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - const char *initrd_filename = machine->initrd_filename; - LM32CPU *cpu; - CPULM32State *env; - int kernel_size; - DriveInfo *dinfo; - MemoryRegion *address_space_mem = get_system_memory(); - qemu_irq irq[32]; - int i; - char *bios_filename; - ResetInfo *reset_info; - - if (machine->ram_size != mc->default_ram_size) { - char *sz = size_to_str(mc->default_ram_size); - error_report("Invalid RAM size, should be %s", sz); - g_free(sz); - exit(EXIT_FAILURE); - } - - /* memory map */ - hwaddr flash_base = 0x00000000; - size_t flash_sector_size = 128 * KiB; - size_t flash_size = 32 * MiB; - hwaddr sdram_base = 0x40000000; - - hwaddr initrd_base = sdram_base + 0x1002000; - hwaddr cmdline_base = sdram_base + 0x1000000; - size_t initrd_max = machine->ram_size - 0x1002000; - - reset_info = g_malloc0(sizeof(ResetInfo)); - - cpu = LM32_CPU(cpu_create(machine->cpu_type)); - - env = &cpu->env; - reset_info->cpu = cpu; - - cpu_lm32_set_phys_msb_ignore(env, 1); - - memory_region_add_subregion(address_space_mem, sdram_base, machine->ram); - - dinfo = drive_get(IF_PFLASH, 0, 0); - /* Numonyx JS28F256J3F105 */ - pflash_cfi01_register(flash_base, "milkymist.flash", flash_size, - dinfo ? blk_by_legacy_dinfo(dinfo) : NULL, - flash_sector_size, 2, 0x00, 0x89, 0x00, 0x1d, 1); - - /* create irq lines */ - env->pic_state = lm32_pic_init(qemu_allocate_irq(cpu_irq_handler, cpu, 0)); - for (i = 0; i < 32; i++) { - irq[i] = qdev_get_gpio_in(env->pic_state, i); - } - - /* load bios rom */ - bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - - if (bios_filename) { - if (load_image_targphys(bios_filename, BIOS_OFFSET, BIOS_SIZE) < 0) { - error_report("could not load bios '%s'", bios_filename); - exit(1); - } - } - - reset_info->bootstrap_pc = BIOS_OFFSET; - - /* if no kernel is given no valid bios rom is a fatal error */ - if (!kernel_filename && !dinfo && !bios_filename && !qtest_enabled()) { - error_report("could not load Milkymist One bios '%s'", bios_name); - exit(1); - } - g_free(bios_filename); - - milkymist_uart_create(0x60000000, irq[0], serial_hd(0)); - milkymist_sysctl_create(0x60001000, irq[1], irq[2], irq[3], - 80000000, 0x10014d31, 0x0000041f, 0x00000001); - milkymist_hpdmc_create(0x60002000); - milkymist_vgafb_create(0x60003000, 0x40000000, 0x0fffffff); - milkymist_memcard_create(0x60004000); - milkymist_ac97_create(0x60005000, irq[4], irq[5], irq[6], irq[7]); - milkymist_pfpu_create(0x60006000, irq[8]); - if (machine->enable_graphics) { - milkymist_tmu2_create(0x60007000, irq[9]); - } - milkymist_minimac2_create(0x60008000, 0x30000000, irq[10], irq[11]); - milkymist_softusb_create(0x6000f000, irq[15], - 0x20000000, 0x1000, 0x20020000, 0x2000); - - /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(serial_hd(1)); - - if (kernel_filename) { - uint64_t entry; - - /* Boots a kernel elf binary. */ - kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, - &entry, NULL, NULL, NULL, - 1, EM_LATTICEMICO32, 0, 0); - reset_info->bootstrap_pc = entry; - - if (kernel_size < 0) { - kernel_size = load_image_targphys(kernel_filename, sdram_base, - machine->ram_size); - reset_info->bootstrap_pc = sdram_base; - } - - if (kernel_size < 0) { - error_report("could not load kernel '%s'", kernel_filename); - exit(1); - } - } - - if (kernel_cmdline && strlen(kernel_cmdline)) { - pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, - kernel_cmdline); - reset_info->cmdline_base = (uint32_t)cmdline_base; - } - - if (initrd_filename) { - size_t initrd_size; - initrd_size = load_image_targphys(initrd_filename, initrd_base, - initrd_max); - reset_info->initrd_base = (uint32_t)initrd_base; - reset_info->initrd_size = (uint32_t)initrd_size; - } - - qemu_register_reset(main_cpu_reset, reset_info); -} - -static void milkymist_machine_init(MachineClass *mc) -{ - mc->desc = "Milkymist One"; - mc->init = milkymist_init; - mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full"); - mc->default_ram_size = 128 * MiB; - mc->default_ram_id = "milkymist.sdram"; -} - -DEFINE_MACHINE("milkymist", milkymist_machine_init) |