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Diffstat (limited to 'include/asm-powerpc/bootx.h')
| -rw-r--r-- | include/asm-powerpc/bootx.h | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/include/asm-powerpc/bootx.h b/include/asm-powerpc/bootx.h deleted file mode 100644 index 57b82e3..0000000 --- a/include/asm-powerpc/bootx.h +++ /dev/null @@ -1,171 +0,0 @@ -/* - * This file describes the structure passed from the BootX application - * (for MacOS) when it is used to boot Linux. - * - * Written by Benjamin Herrenschmidt. - */ - - -#ifndef __ASM_BOOTX_H__ -#define __ASM_BOOTX_H__ - -#include <asm/types.h> - -#ifdef macintosh -#include <Types.h> -#include "linux_type_defs.h" -#endif - -#ifdef macintosh -/* All this requires PowerPC alignment */ -#pragma options align=power -#endif - -/* On kernel entry: - * - * r3 = 0x426f6f58 ('BooX') - * r4 = pointer to boot_infos - * r5 = NULL - * - * Data and instruction translation disabled, interrupts - * disabled, kernel loaded at physical 0x00000000 on PCI - * machines (will be different on NuBus). - */ - -#define BOOT_INFO_VERSION 5 -#define BOOT_INFO_COMPATIBLE_VERSION 1 - -/* Bit in the architecture flag mask. More to be defined in - future versions. Note that either BOOT_ARCH_PCI or - BOOT_ARCH_NUBUS is set. The other BOOT_ARCH_NUBUS_xxx are - set additionally when BOOT_ARCH_NUBUS is set. - */ -#define BOOT_ARCH_PCI 0x00000001UL -#define BOOT_ARCH_NUBUS 0x00000002UL -#define BOOT_ARCH_NUBUS_PDM 0x00000010UL -#define BOOT_ARCH_NUBUS_PERFORMA 0x00000020UL -#define BOOT_ARCH_NUBUS_POWERBOOK 0x00000040UL - -/* Maximum number of ranges in phys memory map */ -#define MAX_MEM_MAP_SIZE 26 - -/* This is the format of an element in the physical memory map. Note that - the map is optional and current BootX will only build it for pre-PCI - machines */ -typedef struct boot_info_map_entry -{ - __u32 physAddr; /* Physical starting address */ - __u32 size; /* Size in bytes */ -} boot_info_map_entry_t; - - -/* Here are the boot informations that are passed to the bootstrap - * Note that the kernel arguments and the device tree are appended - * at the end of this structure. */ -typedef struct boot_infos -{ - /* Version of this structure */ - __u32 version; - /* backward compatible down to version: */ - __u32 compatible_version; - - /* NEW (vers. 2) this holds the current _logical_ base addr of - the frame buffer (for use by early boot message) */ - __u8* logicalDisplayBase; - - /* NEW (vers. 4) Apple's machine identification */ - __u32 machineID; - - /* NEW (vers. 4) Detected hw architecture */ - __u32 architecture; - - /* The device tree (internal addresses relative to the beginning of the tree, - * device tree offset relative to the beginning of this structure). - * On pre-PCI macintosh (BOOT_ARCH_PCI bit set to 0 in architecture), this - * field is 0. - */ - __u32 deviceTreeOffset; /* Device tree offset */ - __u32 deviceTreeSize; /* Size of the device tree */ - - /* Some infos about the current MacOS display */ - __u32 dispDeviceRect[4]; /* left,top,right,bottom */ - __u32 dispDeviceDepth; /* (8, 16 or 32) */ - __u8* dispDeviceBase; /* base address (physical) */ - __u32 dispDeviceRowBytes; /* rowbytes (in bytes) */ - __u32 dispDeviceColorsOffset; /* Colormap (8 bits only) or 0 (*) */ - /* Optional offset in the registry to the current - * MacOS display. (Can be 0 when not detected) */ - __u32 dispDeviceRegEntryOffset; - - /* Optional pointer to boot ramdisk (offset from this structure) */ - __u32 ramDisk; - __u32 ramDiskSize; /* size of ramdisk image */ - - /* Kernel command line arguments (offset from this structure) */ - __u32 kernelParamsOffset; - - /* ALL BELOW NEW (vers. 4) */ - - /* This defines the physical memory. Valid with BOOT_ARCH_NUBUS flag - (non-PCI) only. On PCI, memory is contiguous and it's size is in the - device-tree. */ - boot_info_map_entry_t - physMemoryMap[MAX_MEM_MAP_SIZE]; /* Where the phys memory is */ - __u32 physMemoryMapSize; /* How many entries in map */ - - - /* The framebuffer size (optional, currently 0) */ - __u32 frameBufferSize; /* Represents a max size, can be 0. */ - - /* NEW (vers. 5) */ - - /* Total params size (args + colormap + device tree + ramdisk) */ - __u32 totalParamsSize; - -} boot_infos_t; - -#ifdef __KERNEL__ -/* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index - * is represented by 3 short words containing a 16 bits (unsigned) color - * component. Later versions may contain the gamma table for direct-color - * devices here. - */ -#define BOOTX_COLORTABLE_SIZE (256UL*3UL*2UL) - -/* BootX passes the device-tree using a format that comes from earlier - * ppc32 kernels. This used to match what is in prom.h, but not anymore - * so we now define it here - */ -struct bootx_dt_prop { - u32 name; - int length; - u32 value; - u32 next; -}; - -struct bootx_dt_node { - u32 unused0; - u32 unused1; - u32 phandle; /* not really available */ - u32 unused2; - u32 unused3; - u32 unused4; - u32 unused5; - u32 full_name; - u32 properties; - u32 parent; - u32 child; - u32 sibling; - u32 next; - u32 allnext; -}; - -extern void bootx_init(unsigned long r4, unsigned long phys); - -#endif /* __KERNEL__ */ - -#ifdef macintosh -#pragma options align=reset -#endif - -#endif |