diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-02-05 12:03:15 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-03-01 15:01:19 +0100 |
commit | 530182169e897c0e401b245552a4c58dc6846912 (patch) | |
tree | 8c39251d7e89855a89d925359f71639400782cd6 /hw/mips_fulong2e.c | |
parent | e4c8b28cde12d01ada8fe869567dc5717a2dfcb7 (diff) |
hw: move boards and other isolated files to hw/ARCH
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/mips_fulong2e.c')
-rw-r--r-- | hw/mips_fulong2e.c | 411 |
1 files changed, 0 insertions, 411 deletions
diff --git a/hw/mips_fulong2e.c b/hw/mips_fulong2e.c deleted file mode 100644 index 766aa9dfb5..0000000000 --- a/hw/mips_fulong2e.c +++ /dev/null @@ -1,411 +0,0 @@ -/* - * QEMU fulong 2e mini pc support - * - * Copyright (c) 2008 yajin (yajin@vm-kernel.org) - * Copyright (c) 2009 chenming (chenming@rdc.faw.com.cn) - * Copyright (c) 2010 Huacai Chen (zltjiangshi@gmail.com) - * This code is licensed under the GNU GPL v2. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -/* - * Fulong 2e mini pc is based on ICT/ST Loongson 2e CPU (MIPS III like, 800MHz) - * http://www.linux-mips.org/wiki/Fulong - * - * Loongson 2e user manual: - * http://www.loongsondeveloper.com/doc/Loongson2EUserGuide.pdf - */ - -#include "hw/hw.h" -#include "hw/pc.h" -#include "hw/serial.h" -#include "hw/fdc.h" -#include "net/net.h" -#include "hw/boards.h" -#include "hw/smbus.h" -#include "block/block.h" -#include "hw/flash.h" -#include "hw/mips.h" -#include "hw/mips_cpudevs.h" -#include "hw/pci/pci.h" -#include "char/char.h" -#include "sysemu/sysemu.h" -#include "audio/audio.h" -#include "qemu/log.h" -#include "hw/loader.h" -#include "hw/mips-bios.h" -#include "hw/ide.h" -#include "elf.h" -#include "hw/vt82c686.h" -#include "hw/mc146818rtc.h" -#include "hw/i8254.h" -#include "sysemu/blockdev.h" -#include "exec/address-spaces.h" - -#define DEBUG_FULONG2E_INIT - -#define ENVP_ADDR 0x80002000l -#define ENVP_NB_ENTRIES 16 -#define ENVP_ENTRY_SIZE 256 - -#define MAX_IDE_BUS 2 - -/* - * PMON is not part of qemu and released with BSD license, anyone - * who want to build a pmon binary please first git-clone the source - * from the git repository at: - * http://www.loongson.cn/support/git/pmon - * Then follow the "Compile Guide" available at: - * http://dev.lemote.com/code/pmon - * - * Notes: - * 1, don't use the source at http://dev.lemote.com/http_git/pmon.git - * 2, use "Bonito2edev" to replace "dir_corresponding_to_your_target_hardware" - * in the "Compile Guide". - */ -#define FULONG_BIOSNAME "pmon_fulong2e.bin" - -/* PCI SLOT in fulong 2e */ -#define FULONG2E_VIA_SLOT 5 -#define FULONG2E_ATI_SLOT 6 -#define FULONG2E_RTL8139_SLOT 7 - -static ISADevice *pit; - -static struct _loaderparams { - int ram_size; - const char *kernel_filename; - const char *kernel_cmdline; - const char *initrd_filename; -} loaderparams; - -static void GCC_FMT_ATTR(3, 4) prom_set(uint32_t* prom_buf, int index, - const char *string, ...) -{ - va_list ap; - int32_t table_addr; - - if (index >= ENVP_NB_ENTRIES) - return; - - if (string == NULL) { - prom_buf[index] = 0; - return; - } - - table_addr = sizeof(int32_t) * ENVP_NB_ENTRIES + index * ENVP_ENTRY_SIZE; - prom_buf[index] = tswap32(ENVP_ADDR + table_addr); - - va_start(ap, string); - vsnprintf((char *)prom_buf + table_addr, ENVP_ENTRY_SIZE, string, ap); - va_end(ap); -} - -static int64_t load_kernel (CPUMIPSState *env) -{ - int64_t kernel_entry, kernel_low, kernel_high; - int index = 0; - long initrd_size; - ram_addr_t initrd_offset; - uint32_t *prom_buf; - long prom_size; - - if (load_elf(loaderparams.kernel_filename, cpu_mips_kseg0_to_phys, NULL, - (uint64_t *)&kernel_entry, (uint64_t *)&kernel_low, - (uint64_t *)&kernel_high, 0, ELF_MACHINE, 1) < 0) { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - loaderparams.kernel_filename); - exit(1); - } - - /* load initrd */ - initrd_size = 0; - initrd_offset = 0; - if (loaderparams.initrd_filename) { - initrd_size = get_image_size (loaderparams.initrd_filename); - if (initrd_size > 0) { - initrd_offset = (kernel_high + ~TARGET_PAGE_MASK) & TARGET_PAGE_MASK; - if (initrd_offset + initrd_size > ram_size) { - fprintf(stderr, - "qemu: memory too small for initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - initrd_size = load_image_targphys(loaderparams.initrd_filename, - initrd_offset, ram_size - initrd_offset); - } - if (initrd_size == (target_ulong) -1) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - loaderparams.initrd_filename); - exit(1); - } - } - - /* Setup prom parameters. */ - prom_size = ENVP_NB_ENTRIES * (sizeof(int32_t) + ENVP_ENTRY_SIZE); - prom_buf = g_malloc(prom_size); - - prom_set(prom_buf, index++, "%s", loaderparams.kernel_filename); - if (initrd_size > 0) { - prom_set(prom_buf, index++, "rd_start=0x%" PRIx64 " rd_size=%li %s", - cpu_mips_phys_to_kseg0(NULL, initrd_offset), initrd_size, - loaderparams.kernel_cmdline); - } else { - prom_set(prom_buf, index++, "%s", loaderparams.kernel_cmdline); - } - - /* Setup minimum environment variables */ - prom_set(prom_buf, index++, "busclock=33000000"); - prom_set(prom_buf, index++, "cpuclock=100000000"); - prom_set(prom_buf, index++, "memsize=%i", loaderparams.ram_size/1024/1024); - prom_set(prom_buf, index++, "modetty0=38400n8r"); - prom_set(prom_buf, index++, NULL); - - rom_add_blob_fixed("prom", prom_buf, prom_size, - cpu_mips_kseg0_to_phys(NULL, ENVP_ADDR)); - - return kernel_entry; -} - -static void write_bootloader (CPUMIPSState *env, uint8_t *base, int64_t kernel_addr) -{ - uint32_t *p; - - /* Small bootloader */ - p = (uint32_t *) base; - - stl_raw(p++, 0x0bf00010); /* j 0x1fc00040 */ - stl_raw(p++, 0x00000000); /* nop */ - - /* Second part of the bootloader */ - p = (uint32_t *) (base + 0x040); - - stl_raw(p++, 0x3c040000); /* lui a0, 0 */ - stl_raw(p++, 0x34840002); /* ori a0, a0, 2 */ - stl_raw(p++, 0x3c050000 | ((ENVP_ADDR >> 16) & 0xffff)); /* lui a1, high(ENVP_ADDR) */ - stl_raw(p++, 0x34a50000 | (ENVP_ADDR & 0xffff)); /* ori a1, a0, low(ENVP_ADDR) */ - stl_raw(p++, 0x3c060000 | (((ENVP_ADDR + 8) >> 16) & 0xffff)); /* lui a2, high(ENVP_ADDR + 8) */ - stl_raw(p++, 0x34c60000 | ((ENVP_ADDR + 8) & 0xffff)); /* ori a2, a2, low(ENVP_ADDR + 8) */ - stl_raw(p++, 0x3c070000 | (loaderparams.ram_size >> 16)); /* lui a3, high(env->ram_size) */ - stl_raw(p++, 0x34e70000 | (loaderparams.ram_size & 0xffff)); /* ori a3, a3, low(env->ram_size) */ - stl_raw(p++, 0x3c1f0000 | ((kernel_addr >> 16) & 0xffff)); /* lui ra, high(kernel_addr) */; - stl_raw(p++, 0x37ff0000 | (kernel_addr & 0xffff)); /* ori ra, ra, low(kernel_addr) */ - stl_raw(p++, 0x03e00008); /* jr ra */ - stl_raw(p++, 0x00000000); /* nop */ -} - - -static void main_cpu_reset(void *opaque) -{ - MIPSCPU *cpu = opaque; - CPUMIPSState *env = &cpu->env; - - cpu_reset(CPU(cpu)); - /* TODO: 2E reset stuff */ - if (loaderparams.kernel_filename) { - env->CP0_Status &= ~((1 << CP0St_BEV) | (1 << CP0St_ERL)); - } -} - -uint8_t eeprom_spd[0x80] = { - 0x80,0x08,0x07,0x0d,0x09,0x02,0x40,0x00,0x04,0x70, - 0x70,0x00,0x82,0x10,0x00,0x01,0x0e,0x04,0x0c,0x01, - 0x02,0x20,0x80,0x75,0x70,0x00,0x00,0x50,0x3c,0x50, - 0x2d,0x20,0xb0,0xb0,0x50,0x50,0x00,0x00,0x00,0x00, - 0x00,0x41,0x48,0x3c,0x32,0x75,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x9c,0x7b,0x07,0x00,0x00,0x00,0x00, - 0x00,0x00,0x00,0x00,0x48,0x42,0x35,0x34,0x41,0x32, - 0x35,0x36,0x38,0x4b,0x4e,0x2d,0x41,0x37,0x35,0x42, - 0x20,0x30,0x20 -}; - -/* Audio support */ -static void audio_init (PCIBus *pci_bus) -{ - vt82c686b_ac97_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 5)); - vt82c686b_mc97_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 6)); -} - -/* Network support */ -static void network_init (void) -{ - int i; - - for(i = 0; i < nb_nics; i++) { - NICInfo *nd = &nd_table[i]; - const char *default_devaddr = NULL; - - if (i == 0 && (!nd->model || strcmp(nd->model, "rtl8139") == 0)) { - /* The fulong board has a RTL8139 card using PCI SLOT 7 */ - default_devaddr = "07"; - } - - pci_nic_init_nofail(nd, "rtl8139", default_devaddr); - } -} - -static void cpu_request_exit(void *opaque, int irq, int level) -{ - CPUMIPSState *env = cpu_single_env; - - if (env && level) { - cpu_exit(env); - } -} - -static void mips_fulong2e_init(QEMUMachineInitArgs *args) -{ - ram_addr_t ram_size = args->ram_size; - const char *cpu_model = args->cpu_model; - const char *kernel_filename = args->kernel_filename; - const char *kernel_cmdline = args->kernel_cmdline; - const char *initrd_filename = args->initrd_filename; - char *filename; - MemoryRegion *address_space_mem = get_system_memory(); - MemoryRegion *ram = g_new(MemoryRegion, 1); - MemoryRegion *bios = g_new(MemoryRegion, 1); - long bios_size; - int64_t kernel_entry; - qemu_irq *i8259; - qemu_irq *cpu_exit_irq; - PCIBus *pci_bus; - ISABus *isa_bus; - i2c_bus *smbus; - int i; - DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; - MIPSCPU *cpu; - CPUMIPSState *env; - - /* init CPUs */ - if (cpu_model == NULL) { - cpu_model = "Loongson-2E"; - } - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - qemu_register_reset(main_cpu_reset, cpu); - - /* fulong 2e has 256M ram. */ - ram_size = 256 * 1024 * 1024; - - /* fulong 2e has a 1M flash.Winbond W39L040AP70Z */ - bios_size = 1024 * 1024; - - /* allocate RAM */ - memory_region_init_ram(ram, "fulong2e.ram", ram_size); - vmstate_register_ram_global(ram); - memory_region_init_ram(bios, "fulong2e.bios", bios_size); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - - memory_region_add_subregion(address_space_mem, 0, ram); - memory_region_add_subregion(address_space_mem, 0x1fc00000LL, bios); - - /* We do not support flash operation, just loading pmon.bin as raw BIOS. - * Please use -L to set the BIOS path and -bios to set bios name. */ - - if (kernel_filename) { - loaderparams.ram_size = ram_size; - loaderparams.kernel_filename = kernel_filename; - loaderparams.kernel_cmdline = kernel_cmdline; - loaderparams.initrd_filename = initrd_filename; - kernel_entry = load_kernel (env); - write_bootloader(env, memory_region_get_ram_ptr(bios), kernel_entry); - } else { - if (bios_name == NULL) { - bios_name = FULONG_BIOSNAME; - } - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); - if (filename) { - bios_size = load_image_targphys(filename, 0x1fc00000LL, - BIOS_SIZE); - g_free(filename); - } else { - bios_size = -1; - } - - if ((bios_size < 0 || bios_size > BIOS_SIZE) && !kernel_filename) { - fprintf(stderr, "qemu: Could not load MIPS bios '%s'\n", bios_name); - exit(1); - } - } - - /* Init internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - - /* North bridge, Bonito --> IP2 */ - pci_bus = bonito_init((qemu_irq *)&(env->irq[2])); - - /* South bridge */ - ide_drive_get(hd, MAX_IDE_BUS); - - isa_bus = vt82c686b_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 0)); - if (!isa_bus) { - fprintf(stderr, "vt82c686b_init error\n"); - exit(1); - } - - /* Interrupt controller */ - /* The 8259 -> IP5 */ - i8259 = i8259_init(isa_bus, env->irq[5]); - isa_bus_irqs(isa_bus, i8259); - - vt82c686b_ide_init(pci_bus, hd, PCI_DEVFN(FULONG2E_VIA_SLOT, 1)); - pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 2), - "vt82c686b-usb-uhci"); - pci_create_simple(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 3), - "vt82c686b-usb-uhci"); - - smbus = vt82c686b_pm_init(pci_bus, PCI_DEVFN(FULONG2E_VIA_SLOT, 4), - 0xeee1, NULL); - /* TODO: Populate SPD eeprom data. */ - smbus_eeprom_init(smbus, 1, eeprom_spd, sizeof(eeprom_spd)); - - /* init other devices */ - pit = pit_init(isa_bus, 0x40, 0, NULL); - cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1); - DMA_init(0, cpu_exit_irq); - - /* Super I/O */ - isa_create_simple(isa_bus, "i8042"); - - rtc_init(isa_bus, 2000, NULL); - - for(i = 0; i < MAX_SERIAL_PORTS; i++) { - if (serial_hds[i]) { - serial_isa_init(isa_bus, i, serial_hds[i]); - } - } - - if (parallel_hds[0]) { - parallel_init(isa_bus, 0, parallel_hds[0]); - } - - /* Sound card */ - audio_init(pci_bus); - /* Network card */ - network_init(); -} - -static QEMUMachine mips_fulong2e_machine = { - .name = "fulong2e", - .desc = "Fulong 2e mini pc", - .init = mips_fulong2e_init, - DEFAULT_MACHINE_OPTIONS, -}; - -static void mips_fulong2e_machine_init(void) -{ - qemu_register_machine(&mips_fulong2e_machine); -} - -machine_init(mips_fulong2e_machine_init); |