diff options
Diffstat (limited to 'hw/ppc/sam460ex.c')
-rw-r--r-- | hw/ppc/sam460ex.c | 65 |
1 files changed, 20 insertions, 45 deletions
diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c index 8dc75fb..ee31bd8 100644 --- a/hw/ppc/sam460ex.c +++ b/hw/ppc/sam460ex.c @@ -17,21 +17,21 @@ #include "qemu/error-report.h" #include "qapi/error.h" #include "hw/boards.h" -#include "sysemu/kvm.h" +#include "system/kvm.h" #include "kvm_ppc.h" -#include "sysemu/device_tree.h" -#include "sysemu/block-backend.h" +#include "system/device_tree.h" +#include "system/block-backend.h" #include "exec/page-protection.h" #include "hw/loader.h" #include "elf.h" -#include "exec/memory.h" +#include "system/memory.h" #include "ppc440.h" #include "hw/pci-host/ppc4xx.h" #include "hw/block/flash.h" -#include "sysemu/sysemu.h" -#include "sysemu/reset.h" +#include "system/system.h" +#include "system/reset.h" #include "hw/sysbus.h" -#include "hw/char/serial.h" +#include "hw/char/serial-mm.h" #include "hw/i2c/ppc4xx_i2c.h" #include "hw/i2c/smbus_eeprom.h" #include "hw/ide/pci.h" @@ -142,7 +142,7 @@ static int sam460ex_load_device_tree(MachineState *machine, uint32_t clock_freq = CPU_FREQ; int offset; - filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, BINARY_DEVICE_TREE_FILE); + filename = qemu_find_file(QEMU_FILE_TYPE_DTB, BINARY_DEVICE_TREE_FILE); if (!filename) { error_report("Couldn't find dtb file `%s'", BINARY_DEVICE_TREE_FILE); exit(1); @@ -213,38 +213,6 @@ static int sam460ex_load_device_tree(MachineState *machine, return fdt_size; } -/* Create reset TLB entries for BookE, mapping only the flash memory. */ -static void mmubooke_create_initial_mapping_uboot(CPUPPCState *env) -{ - ppcemb_tlb_t *tlb = &env->tlb.tlbe[0]; - - /* on reset the flash is mapped by a shadow TLB, - * but since we don't implement them we need to use - * the same values U-Boot will use to avoid a fault. - */ - tlb->attr = 0; - tlb->prot = PAGE_VALID | ((PAGE_READ | PAGE_WRITE | PAGE_EXEC) << 4); - tlb->size = 0x10000000; /* up to 0xffffffff */ - tlb->EPN = 0xf0000000 & TARGET_PAGE_MASK; - tlb->RPN = (0xf0000000 & TARGET_PAGE_MASK) | 0x4; - tlb->PID = 0; -} - -/* Create reset TLB entries for BookE, spanning the 32bit addr space. */ -static void mmubooke_create_initial_mapping(CPUPPCState *env, - target_ulong va, - hwaddr pa) -{ - ppcemb_tlb_t *tlb = &env->tlb.tlbe[0]; - - tlb->attr = 0; - tlb->prot = PAGE_VALID | ((PAGE_READ | PAGE_WRITE | PAGE_EXEC) << 4); - tlb->size = 1 << 31; /* up to 0x80000000 */ - tlb->EPN = va & TARGET_PAGE_MASK; - tlb->RPN = pa & TARGET_PAGE_MASK; - tlb->PID = 0; -} - static void main_cpu_reset(void *opaque) { PowerPCCPU *cpu = opaque; @@ -253,20 +221,27 @@ static void main_cpu_reset(void *opaque) cpu_reset(CPU(cpu)); - /* either we have a kernel to boot or we jump to U-Boot */ + /* + * On reset the flash is mapped by a shadow TLB, but since we + * don't implement them we need to use the same values U-Boot + * will use to avoid a fault. + * either we have a kernel to boot or we jump to U-Boot + */ if (bi->entry != UBOOT_ENTRY) { env->gpr[1] = (16 * MiB) - 8; env->gpr[3] = FDT_ADDR; env->nip = bi->entry; /* Create a mapping for the kernel. */ - mmubooke_create_initial_mapping(env, 0, 0); - env->gpr[6] = tswap32(EPAPR_MAGIC); + booke_set_tlb(&env->tlb.tlbe[0], 0, 0, 1 << 31); + env->gpr[6] = EPAPR_MAGIC; env->gpr[7] = (16 * MiB) - 8; /* bi->ima_size; */ } else { env->nip = UBOOT_ENTRY; - mmubooke_create_initial_mapping_uboot(env); + /* Create a mapping for U-Boot. */ + booke_set_tlb(&env->tlb.tlbe[0], 0xf0000000, 0xf0000000, 0x10000000); + env->tlb.tlbe[0].RPN |= 4; } } @@ -504,7 +479,7 @@ static void sam460ex_init(MachineState *machine) success = load_elf(machine->kernel_filename, NULL, NULL, NULL, &elf_entry, NULL, NULL, NULL, - 1, PPC_ELF_MACHINE, 0, 0); + ELFDATA2MSB, PPC_ELF_MACHINE, 0, 0); entry = elf_entry; } /* XXX try again as binary */ |