root / include / hw / arm.h @ 0d09e41a
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/*
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* Misc ARM declarations
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*
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* Copyright (c) 2006 CodeSourcery.
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* Written by Paul Brook
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*
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* This code is licensed under the LGPL.
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*
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*/
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#ifndef ARM_MISC_H
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#define ARM_MISC_H 1 |
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#include "exec/memory.h" |
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#include "hw/irq.h" |
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/* The CPU is also modelled as an interrupt controller. */
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#define ARM_PIC_CPU_IRQ 0 |
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#define ARM_PIC_CPU_FIQ 1 |
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qemu_irq *arm_pic_init_cpu(ARMCPU *cpu); |
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/* armv7m.c */
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qemu_irq *armv7m_init(MemoryRegion *address_space_mem, |
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int flash_size, int sram_size, |
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const char *kernel_filename, const char *cpu_model); |
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/* arm_boot.c */
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struct arm_boot_info {
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uint64_t ram_size; |
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const char *kernel_filename; |
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const char *kernel_cmdline; |
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const char *initrd_filename; |
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const char *dtb_filename; |
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hwaddr loader_start; |
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/* multicore boards that use the default secondary core boot functions
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* need to put the address of the secondary boot code, the boot reg,
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* and the GIC address in the next 3 values, respectively. boards that
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* have their own boot functions can use these values as they want.
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*/
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hwaddr smp_loader_start; |
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hwaddr smp_bootreg_addr; |
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hwaddr gic_cpu_if_addr; |
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int nb_cpus;
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int board_id;
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int (*atag_board)(const struct arm_boot_info *info, void *p); |
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/* multicore boards that use the default secondary core boot functions
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* can ignore these two function calls. If the default functions won't
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* work, then write_secondary_boot() should write a suitable blob of
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* code mimicking the secondary CPU startup process used by the board's
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* boot loader/boot ROM code, and secondary_cpu_reset_hook() should
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* perform any necessary CPU reset handling and set the PC for the
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* secondary CPUs to point at this boot blob.
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*/
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void (*write_secondary_boot)(ARMCPU *cpu,
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const struct arm_boot_info *info); |
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void (*secondary_cpu_reset_hook)(ARMCPU *cpu,
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const struct arm_boot_info *info); |
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/* Used internally by arm_boot.c */
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int is_linux;
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hwaddr initrd_start; |
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hwaddr initrd_size; |
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hwaddr entry; |
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}; |
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void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info); |
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/* Multiplication factor to convert from system clock ticks to qemu timer
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ticks. */
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extern int system_clock_scale; |
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#endif /* !ARM_MISC_H */ |