diff options
Diffstat (limited to 'hw/mips_malta.c')
| -rw-r--r-- | hw/mips_malta.c | 99 |
1 files changed, 43 insertions, 56 deletions
diff --git a/hw/mips_malta.c b/hw/mips_malta.c index b1563ed2a7..4752bb2865 100644 --- a/hw/mips_malta.c +++ b/hw/mips_malta.c @@ -33,7 +33,6 @@ #include "mips.h" #include "mips_cpudevs.h" #include "pci.h" -#include "usb-uhci.h" #include "vmware_vga.h" #include "qemu-char.h" #include "sysemu.h" @@ -56,6 +55,13 @@ #define ENVP_NB_ENTRIES 16 #define ENVP_ENTRY_SIZE 256 +/* Hardware addresses */ +#define FLASH_ADDRESS 0x1e000000ULL +#define FPGA_ADDRESS 0x1f000000ULL +#define RESET_ADDRESS 0x1fc00000ULL + +#define FLASH_SIZE 0x400000 + #define MAX_IDE_BUS 2 typedef struct { @@ -332,9 +338,9 @@ static void malta_fpga_write(void *opaque, target_phys_addr_t addr, break; /* LEDBAR Register */ - /* XXX: implement a 8-LED array */ case 0x00408: s->leds = val & 0xff; + malta_fpga_update_display(s); break; /* ASCIIWORD Register */ @@ -501,7 +507,7 @@ static void network_init(void) a3 - RAM size in bytes */ -static void write_bootloader (CPUState *env, uint8_t *base, +static void write_bootloader (CPUMIPSState *env, uint8_t *base, int64_t kernel_entry) { uint32_t *p; @@ -737,7 +743,7 @@ static int64_t load_kernel (void) return kernel_entry; } -static void malta_mips_config(CPUState *env) +static void malta_mips_config(CPUMIPSState *env) { env->mvp->CP0_MVPConf0 |= ((smp_cpus - 1) << CP0MVPC0_PVPE) | ((smp_cpus * env->nr_threads - 1) << CP0MVPC0_PTC); @@ -745,8 +751,8 @@ static void malta_mips_config(CPUState *env) static void main_cpu_reset(void *opaque) { - CPUState *env = opaque; - cpu_reset(env); + CPUMIPSState *env = opaque; + cpu_state_reset(env); /* The bootloader does not need to be rewritten as it is located in a read only location. The kernel location and the arguments table @@ -760,7 +766,7 @@ static void main_cpu_reset(void *opaque) static void cpu_request_exit(void *opaque, int irq, int level) { - CPUState *env = cpu_single_env; + CPUMIPSState *env = cpu_single_env; if (env && level) { cpu_exit(env); @@ -778,11 +784,11 @@ void mips_malta_init (ram_addr_t ram_size, MemoryRegion *system_memory = get_system_memory(); MemoryRegion *ram = g_new(MemoryRegion, 1); MemoryRegion *bios, *bios_alias = g_new(MemoryRegion, 1); - target_long bios_size; + target_long bios_size = FLASH_SIZE; int64_t kernel_entry; PCIBus *pci_bus; ISABus *isa_bus; - CPUState *env; + CPUMIPSState *env; qemu_irq *isa_irq; qemu_irq *cpu_exit_irq; int piix4_devfn; @@ -792,7 +798,7 @@ void mips_malta_init (ram_addr_t ram_size, DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; DriveInfo *fd[MAX_FD]; int fl_idx = 0; - int fl_sectors = 0; + int fl_sectors = bios_size >> 16; int be; DeviceState *dev = qdev_create(NULL, "mips-malta"); @@ -848,19 +854,26 @@ void mips_malta_init (ram_addr_t ram_size, be = 0; #endif /* FPGA */ - malta_fpga_init(system_memory, 0x1f000000LL, env->irq[2], serial_hds[2]); + malta_fpga_init(system_memory, FPGA_ADDRESS, env->irq[2], serial_hds[2]); - /* Load firmware in flash / BIOS unless we boot directly into a kernel. */ + /* Load firmware in flash / BIOS. */ + dinfo = drive_get(IF_PFLASH, 0, fl_idx); +#ifdef DEBUG_BOARD_INIT + if (dinfo) { + printf("Register parallel flash %d size " TARGET_FMT_lx " at " + "addr %08llx '%s' %x\n", + fl_idx, bios_size, FLASH_ADDRESS, + bdrv_get_device_name(dinfo->bdrv), fl_sectors); + } +#endif + fl = pflash_cfi01_register(FLASH_ADDRESS, NULL, "mips_malta.bios", + BIOS_SIZE, dinfo ? dinfo->bdrv : NULL, + 65536, fl_sectors, + 4, 0x0000, 0x0000, 0x0000, 0x0000, be); + bios = pflash_cfi01_get_memory(fl); + fl_idx++; if (kernel_filename) { /* Write a small bootloader to the flash location. */ - bios = g_new(MemoryRegion, 1); - memory_region_init_ram(bios, "mips_malta.bios", BIOS_SIZE); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - memory_region_init_alias(bios_alias, "bios.1fc", bios, 0, BIOS_SIZE); - /* Map the bios at two physical locations, as on the real board. */ - memory_region_add_subregion(system_memory, 0x1e000000LL, bios); - memory_region_add_subregion(system_memory, 0x1fc00000LL, bios_alias); loaderparams.ram_size = ram_size; loaderparams.kernel_filename = kernel_filename; loaderparams.kernel_cmdline = kernel_cmdline; @@ -868,45 +881,15 @@ void mips_malta_init (ram_addr_t ram_size, kernel_entry = load_kernel(); write_bootloader(env, memory_region_get_ram_ptr(bios), kernel_entry); } else { - dinfo = drive_get(IF_PFLASH, 0, fl_idx); - if (dinfo) { - /* Load firmware from flash. */ - bios_size = 0x400000; - fl_sectors = bios_size >> 16; -#ifdef DEBUG_BOARD_INIT - printf("Register parallel flash %d size " TARGET_FMT_lx " at " - "addr %08llx '%s' %x\n", - fl_idx, bios_size, 0x1e000000LL, - bdrv_get_device_name(dinfo->bdrv), fl_sectors); -#endif - fl = pflash_cfi01_register(0x1e000000LL, - NULL, "mips_malta.bios", BIOS_SIZE, - dinfo->bdrv, 65536, fl_sectors, - 4, 0x0000, 0x0000, 0x0000, 0x0000, be); - bios = pflash_cfi01_get_memory(fl); - /* Map the bios at two physical locations, as on the real board. */ - memory_region_init_alias(bios_alias, "bios.1fc", - bios, 0, BIOS_SIZE); - memory_region_add_subregion(system_memory, 0x1fc00000LL, - bios_alias); - fl_idx++; - } else { - bios = g_new(MemoryRegion, 1); - memory_region_init_ram(bios, "mips_malta.bios", BIOS_SIZE); - vmstate_register_ram_global(bios); - memory_region_set_readonly(bios, true); - memory_region_init_alias(bios_alias, "bios.1fc", - bios, 0, BIOS_SIZE); - /* Map the bios at two physical locations, as on the real board. */ - memory_region_add_subregion(system_memory, 0x1e000000LL, bios); - memory_region_add_subregion(system_memory, 0x1fc00000LL, - bios_alias); + /* Load firmware from flash. */ + if (!dinfo) { /* Load a BIOS image. */ - if (bios_name == NULL) + if (bios_name == NULL) { bios_name = BIOS_FILENAME; + } filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { - bios_size = load_image_targphys(filename, 0x1fc00000LL, + bios_size = load_image_targphys(filename, FLASH_ADDRESS, BIOS_SIZE); g_free(filename); } else { @@ -933,6 +916,10 @@ void mips_malta_init (ram_addr_t ram_size, #endif } + /* Map the BIOS at a 2nd physical location, as on the real board. */ + memory_region_init_alias(bios_alias, "bios.1fc", bios, 0, BIOS_SIZE); + memory_region_add_subregion(system_memory, RESET_ADDRESS, bios_alias); + /* Board ID = 0x420 (Malta Board with CoreLV) XXX: theoretically 0x1e000010 should map to flash and 0x1fc00010 should map to the board ID. */ @@ -965,7 +952,7 @@ void mips_malta_init (ram_addr_t ram_size, isa_bus_irqs(isa_bus, s->i8259); pci_piix4_ide_init(pci_bus, hd, piix4_devfn + 1); - usb_uhci_piix4_init(pci_bus, piix4_devfn + 2); + pci_create_simple(pci_bus, piix4_devfn + 2, "piix4-usb-uhci"); smbus = piix4_pm_init(pci_bus, piix4_devfn + 3, 0x1100, isa_get_irq(NULL, 9), NULL, 0); /* TODO: Populate SPD eeprom data. */ |