X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/ca20cf32ab3d945155141ef737f5d08ebb373e1d..bdd4df332a1bdb20b7fa39ea741f7830e41e1187:/hw/mcf5208.c diff --git a/hw/mcf5208.c b/hw/mcf5208.c index 5598611462..b1db54937e 100644 --- a/hw/mcf5208.c +++ b/hw/mcf5208.c @@ -3,16 +3,18 @@ * * Copyright (c) 2007 CodeSourcery. * - * This code is licenced under the GPL + * This code is licensed under the GPL */ #include "hw.h" #include "mcf.h" #include "qemu-timer.h" +#include "ptimer.h" #include "sysemu.h" #include "net.h" #include "boards.h" #include "loader.h" #include "elf.h" +#include "exec-memory.h" #define SYS_FREQ 66000000 @@ -27,6 +29,7 @@ #define PCSR_PRE_MASK 0x0f00 typedef struct { + MemoryRegion iomem; qemu_irq irq; ptimer_state *timer; uint16_t pcsr; @@ -42,8 +45,8 @@ static void m5208_timer_update(m5208_timer_state *s) qemu_irq_lower(s->irq); } -static void m5208_timer_write(void *opaque, target_phys_addr_t offset, - uint32_t value) +static void m5208_timer_write(void *opaque, hwaddr offset, + uint64_t value, unsigned size) { m5208_timer_state *s = (m5208_timer_state *)opaque; int prescale; @@ -104,7 +107,8 @@ static void m5208_timer_trigger(void *opaque) m5208_timer_update(s); } -static uint32_t m5208_timer_read(void *opaque, target_phys_addr_t addr) +static uint64_t m5208_timer_read(void *opaque, hwaddr addr, + unsigned size) { m5208_timer_state *s = (m5208_timer_state *)opaque; switch (addr) { @@ -120,19 +124,14 @@ static uint32_t m5208_timer_read(void *opaque, target_phys_addr_t addr) } } -static CPUReadMemoryFunc * const m5208_timer_readfn[] = { - m5208_timer_read, - m5208_timer_read, - m5208_timer_read +static const MemoryRegionOps m5208_timer_ops = { + .read = m5208_timer_read, + .write = m5208_timer_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; -static CPUWriteMemoryFunc * const m5208_timer_writefn[] = { - m5208_timer_write, - m5208_timer_write, - m5208_timer_write -}; - -static uint32_t m5208_sys_read(void *opaque, target_phys_addr_t addr) +static uint64_t m5208_sys_read(void *opaque, hwaddr addr, + unsigned size) { switch (addr) { case 0x110: /* SDCS0 */ @@ -153,58 +152,54 @@ static uint32_t m5208_sys_read(void *opaque, target_phys_addr_t addr) } } -static void m5208_sys_write(void *opaque, target_phys_addr_t addr, - uint32_t value) +static void m5208_sys_write(void *opaque, hwaddr addr, + uint64_t value, unsigned size) { hw_error("m5208_sys_write: Bad offset 0x%x\n", (int)addr); } -static CPUReadMemoryFunc * const m5208_sys_readfn[] = { - m5208_sys_read, - m5208_sys_read, - m5208_sys_read -}; - -static CPUWriteMemoryFunc * const m5208_sys_writefn[] = { - m5208_sys_write, - m5208_sys_write, - m5208_sys_write +static const MemoryRegionOps m5208_sys_ops = { + .read = m5208_sys_read, + .write = m5208_sys_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; -static void mcf5208_sys_init(qemu_irq *pic) +static void mcf5208_sys_init(MemoryRegion *address_space, qemu_irq *pic) { - int iomemtype; + MemoryRegion *iomem = g_new(MemoryRegion, 1); m5208_timer_state *s; QEMUBH *bh; int i; - iomemtype = cpu_register_io_memory(m5208_sys_readfn, - m5208_sys_writefn, NULL); /* SDRAMC. */ - cpu_register_physical_memory(0xfc0a8000, 0x00004000, iomemtype); + memory_region_init_io(iomem, &m5208_sys_ops, NULL, "m5208-sys", 0x00004000); + memory_region_add_subregion(address_space, 0xfc0a8000, iomem); /* Timers. */ for (i = 0; i < 2; i++) { - s = (m5208_timer_state *)qemu_mallocz(sizeof(m5208_timer_state)); + s = (m5208_timer_state *)g_malloc0(sizeof(m5208_timer_state)); bh = qemu_bh_new(m5208_timer_trigger, s); s->timer = ptimer_init(bh); - iomemtype = cpu_register_io_memory(m5208_timer_readfn, - m5208_timer_writefn, s); - cpu_register_physical_memory(0xfc080000 + 0x4000 * i, 0x00004000, - iomemtype); + memory_region_init_io(&s->iomem, &m5208_timer_ops, s, + "m5208-timer", 0x00004000); + memory_region_add_subregion(address_space, 0xfc080000 + 0x4000 * i, + &s->iomem); s->irq = pic[4 + i]; } } -static void mcf5208evb_init(ram_addr_t ram_size, - const char *boot_device, - const char *kernel_filename, const char *kernel_cmdline, - const char *initrd_filename, const char *cpu_model) +static void mcf5208evb_init(QEMUMachineInitArgs *args) { - CPUState *env; + ram_addr_t ram_size = args->ram_size; + const char *cpu_model = args->cpu_model; + const char *kernel_filename = args->kernel_filename; + CPUM68KState *env; int kernel_size; uint64_t elf_entry; - target_phys_addr_t entry; + hwaddr entry; qemu_irq *pic; + MemoryRegion *address_space_mem = get_system_memory(); + MemoryRegion *ram = g_new(MemoryRegion, 1); + MemoryRegion *sram = g_new(MemoryRegion, 1); if (!cpu_model) cpu_model = "m5208"; @@ -219,28 +214,31 @@ static void mcf5208evb_init(ram_addr_t ram_size, /* TODO: Configure BARs. */ /* DRAM at 0x40000000 */ - cpu_register_physical_memory(0x40000000, ram_size, - qemu_ram_alloc(ram_size) | IO_MEM_RAM); + memory_region_init_ram(ram, "mcf5208.ram", ram_size); + vmstate_register_ram_global(ram); + memory_region_add_subregion(address_space_mem, 0x40000000, ram); /* Internal SRAM. */ - cpu_register_physical_memory(0x80000000, 16384, - qemu_ram_alloc(16384) | IO_MEM_RAM); + memory_region_init_ram(sram, "mcf5208.sram", 16384); + vmstate_register_ram_global(sram); + memory_region_add_subregion(address_space_mem, 0x80000000, sram); /* Internal peripherals. */ - pic = mcf_intc_init(0xfc048000, env); + pic = mcf_intc_init(address_space_mem, 0xfc048000, env); - mcf_uart_mm_init(0xfc060000, pic[26], serial_hds[0]); - mcf_uart_mm_init(0xfc064000, pic[27], serial_hds[1]); - mcf_uart_mm_init(0xfc068000, pic[28], serial_hds[2]); + mcf_uart_mm_init(address_space_mem, 0xfc060000, pic[26], serial_hds[0]); + mcf_uart_mm_init(address_space_mem, 0xfc064000, pic[27], serial_hds[1]); + mcf_uart_mm_init(address_space_mem, 0xfc068000, pic[28], serial_hds[2]); - mcf5208_sys_init(pic); + mcf5208_sys_init(address_space_mem, pic); if (nb_nics > 1) { fprintf(stderr, "Too many NICs\n"); exit(1); } - if (nd_table[0].vlan) - mcf_fec_init(&nd_table[0], 0xfc030000, pic + 36); + if (nd_table[0].used) + mcf_fec_init(address_space_mem, &nd_table[0], + 0xfc030000, pic + 36); /* 0xfc000000 SCM. */ /* 0xfc004000 XBS. */ @@ -270,8 +268,8 @@ static void mcf5208evb_init(ram_addr_t ram_size, exit(1); } - kernel_size = load_elf(kernel_filename, 0, &elf_entry, NULL, NULL, - 1, ELF_MACHINE, 0); + kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry, + NULL, NULL, 1, ELF_MACHINE, 0); entry = elf_entry; if (kernel_size < 0) { kernel_size = load_uimage(kernel_filename, &entry, NULL, NULL);