ETRAX-FS board: Add more flash and internal memory. Select interrupt nr for the
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4302 c046a42c-6fe2-441c-8c8c-71466251a162
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602372237d
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58
hw/etraxfs.c
58
hw/etraxfs.c
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@ -38,7 +38,11 @@ static void main_cpu_reset(void *opaque)
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extern qemu_irq *etraxfs_pic_init(CPUState *env, target_phys_addr_t base);
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void etraxfs_timer_init(CPUState *env, qemu_irq *irqs,
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target_phys_addr_t base);
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void etraxfs_ser_init(CPUState *env, qemu_irq *irqs, target_phys_addr_t base);
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void etraxfs_ser_init(CPUState *env, qemu_irq *irq, CharDriverState *chr,
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target_phys_addr_t base);
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#define FLASH_SIZE 0x2000000
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#define INTMEM_SIZE (128 * 1024)
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static
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void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size,
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@ -49,10 +53,9 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size,
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CPUState *env;
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qemu_irq *pic;
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int kernel_size;
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int flash_size = 0x800000;
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int index;
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ram_addr_t phys_flash;
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ram_addr_t phys_ram;
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ram_addr_t phys_intmem;
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/* init CPUs */
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if (cpu_model == NULL) {
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@ -68,36 +71,49 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size,
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/* Unached mapping. */
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cpu_register_physical_memory(0xc0000000, ram_size, phys_ram | IO_MEM_RAM);
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phys_flash = qemu_ram_alloc(flash_size);
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cpu_register_physical_memory(0,flash_size, IO_MEM_ROM);
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cpu_register_physical_memory(0x80000000, flash_size, IO_MEM_ROM);
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cpu_register_physical_memory(0x04000000, flash_size, IO_MEM_ROM);
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cpu_register_physical_memory(0x84000000, flash_size,
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/* The ETRAX-FS has 128Kb on chip ram, the docs refer to it as the
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internal memory. Cached and uncached mappings. */
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phys_intmem = qemu_ram_alloc(INTMEM_SIZE);
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cpu_register_physical_memory(0xb8000000, INTMEM_SIZE,
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phys_intmem | IO_MEM_RAM);
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cpu_register_physical_memory(0x38000000, INTMEM_SIZE,
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phys_intmem | IO_MEM_RAM);
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cpu_register_physical_memory(0, FLASH_SIZE, IO_MEM_ROM);
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cpu_register_physical_memory(0x80000000, FLASH_SIZE, IO_MEM_ROM);
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cpu_register_physical_memory(0x04000000, FLASH_SIZE, IO_MEM_ROM);
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cpu_register_physical_memory(0x84000000, FLASH_SIZE,
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0x04000000 | IO_MEM_ROM);
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index = drive_get_index(IF_PFLASH, 0, 0);
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pflash_cfi01_register(0x80000000, flash_size,
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drives_table[index].bdrv, 65536, flash_size >> 16,
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4, 0x0000, 0x0000, 0x0000, 0x0000);
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index = drive_get_index(IF_PFLASH, 0, 1);
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pflash_cfi01_register(0x84000000, flash_size,
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drives_table[index].bdrv, 65536, flash_size >> 16,
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pflash_cfi01_register(0x80000000, FLASH_SIZE,
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drives_table[index].bdrv, 65536, FLASH_SIZE >> 16,
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4, 0x0000, 0x0000, 0x0000, 0x0000);
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pic = etraxfs_pic_init(env, 0xb001c000);
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/* 2 timers. */
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etraxfs_timer_init(env, pic, 0xb001e000);
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etraxfs_timer_init(env, pic, 0xb005e000);
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etraxfs_timer_init(env, pic + 26, 0xb001e000);
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etraxfs_timer_init(env, pic + 26, 0xb005e000);
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/* 4 serial ports. */
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etraxfs_ser_init(env, pic, 0xb0026000);
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etraxfs_ser_init(env, pic, 0xb0028000);
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etraxfs_ser_init(env, pic, 0xb002a000);
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etraxfs_ser_init(env, pic, 0xb002c000);
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etraxfs_ser_init(env, pic + 19, serial_hds[0], 0xb0026000);
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if (serial_hds[1])
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etraxfs_ser_init(env, pic + 20, serial_hds[1], 0xb0028000);
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if (serial_hds[2])
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etraxfs_ser_init(env, pic + 21, serial_hds[2], 0xb002a000);
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if (serial_hds[3])
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etraxfs_ser_init(env, pic + 22, serial_hds[3], 0xb002c000);
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#if 1
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/* Boots a kernel elf binary, os/linux-2.6/vmlinux from the axis devboard
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SDK. */
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kernel_size = load_elf(kernel_filename, 0, &env->pc, NULL, NULL);
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#else
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/* Takes a kimage from the axis devboard SDK. */
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kernel_size = load_image(kernel_filename, phys_ram_base + 0x4000);
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env->pc = 0x40004000;
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#endif
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/* magic for boot. */
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env->regs[8] = 0x56902387;
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env->regs[9] = 0x40004000 + kernel_size;
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env->pc = 0x40004000;
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{
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unsigned char *ptr = phys_ram_base + 0x4000;
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