void __init setup_arch(char **cmdline_p) { extern int mem_reserve(unsigned long, unsigned long, int); extern void bootmem_init(void); memcpy(boot_command_line, command_line, COMMAND_LINE_SIZE); boot_command_line[COMMAND_LINE_SIZE-1] = '\0'; *cmdline_p = command_line; /* Reserve some memory regions */ #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start < initrd_end) { initrd_is_mapped = mem_reserve(__pa(initrd_start), __pa(initrd_end), 0); initrd_below_start_ok = 1; } else { initrd_start = 0; } #endif mem_reserve(__pa(&_stext),__pa(&_end), 1); mem_reserve(__pa(&_WindowVectors_text_start), __pa(&_WindowVectors_text_end), 0); mem_reserve(__pa(&_DebugInterruptVector_literal_start), __pa(&_DebugInterruptVector_text_end), 0); mem_reserve(__pa(&_KernelExceptionVector_literal_start), __pa(&_KernelExceptionVector_text_end), 0); mem_reserve(__pa(&_UserExceptionVector_literal_start), __pa(&_UserExceptionVector_text_end), 0); mem_reserve(__pa(&_DoubleExceptionVector_literal_start), __pa(&_DoubleExceptionVector_text_end), 0); bootmem_init(); platform_setup(cmdline_p); paging_init(); zones_init(); #ifdef CONFIG_VT # if defined(CONFIG_VGA_CONSOLE) conswitchp = &vga_con; # elif defined(CONFIG_DUMMY_CONSOLE) conswitchp = &dummy_con; # endif #endif #ifdef CONFIG_PCI platform_pcibios_init(); #endif }
void __init setup_arch(char **cmdline_p) { strlcpy(boot_command_line, command_line, COMMAND_LINE_SIZE); *cmdline_p = command_line; check_s32c1i(); /* Reserve some memory regions */ #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start < initrd_end) { initrd_is_mapped = mem_reserve(__pa(initrd_start), __pa(initrd_end), 0); initrd_below_start_ok = 1; } else { initrd_start = 0; } #endif mem_reserve(__pa(&_stext),__pa(&_end), 1); mem_reserve(__pa(&_WindowVectors_text_start), __pa(&_WindowVectors_text_end), 0); mem_reserve(__pa(&_DebugInterruptVector_literal_start), __pa(&_DebugInterruptVector_text_end), 0); mem_reserve(__pa(&_KernelExceptionVector_literal_start), __pa(&_KernelExceptionVector_text_end), 0); mem_reserve(__pa(&_UserExceptionVector_literal_start), __pa(&_UserExceptionVector_text_end), 0); mem_reserve(__pa(&_DoubleExceptionVector_literal_start), __pa(&_DoubleExceptionVector_text_end), 0); #if XCHAL_EXCM_LEVEL >= 2 mem_reserve(__pa(&_Level2InterruptVector_text_start), __pa(&_Level2InterruptVector_text_end), 0); #endif #if XCHAL_EXCM_LEVEL >= 3 mem_reserve(__pa(&_Level3InterruptVector_text_start), __pa(&_Level3InterruptVector_text_end), 0); #endif #if XCHAL_EXCM_LEVEL >= 4 mem_reserve(__pa(&_Level4InterruptVector_text_start), __pa(&_Level4InterruptVector_text_end), 0); #endif #if XCHAL_EXCM_LEVEL >= 5 mem_reserve(__pa(&_Level5InterruptVector_text_start), __pa(&_Level5InterruptVector_text_end), 0); #endif #if XCHAL_EXCM_LEVEL >= 6 mem_reserve(__pa(&_Level6InterruptVector_text_start), __pa(&_Level6InterruptVector_text_end), 0); #endif bootmem_init(); #ifdef CONFIG_OF copy_devtree(); unflatten_device_tree(); #endif platform_setup(cmdline_p); paging_init(); zones_init(); #ifdef CONFIG_VT # if defined(CONFIG_VGA_CONSOLE) conswitchp = &vga_con; # elif defined(CONFIG_DUMMY_CONSOLE) conswitchp = &dummy_con; # endif #endif #ifdef CONFIG_PCI platform_pcibios_init(); #endif }