diff options
Diffstat (limited to 'ArmPkg/Library/BdsLib/BdsLinuxLoader.h')
| -rw-r--r-- | ArmPkg/Library/BdsLib/BdsLinuxLoader.h | 114 |
1 files changed, 36 insertions, 78 deletions
diff --git a/ArmPkg/Library/BdsLib/BdsLinuxLoader.h b/ArmPkg/Library/BdsLib/BdsLinuxLoader.h index 2869f652f8..82b7a4f081 100644 --- a/ArmPkg/Library/BdsLib/BdsLinuxLoader.h +++ b/ArmPkg/Library/BdsLib/BdsLinuxLoader.h @@ -15,8 +15,7 @@ #ifndef __BDSLINUXLOADER_H #define __BDSLINUXLOADER_H -#define ATAG_MAX_SIZE 0x4000 -//PcdKernelParamsMaxMemorySize +#define ATAG_MAX_SIZE 0x3000 /* ATAG : list of possible tags */ #define ATAG_NONE 0x00000000 @@ -31,64 +30,24 @@ #define ATAG_CMDLINE 0x54410009 #define ATAG_ARM_MP_CORE 0x5441000A -// Some system addresses -// These should probably come from the platform header file or from pcd values -#define DRAM_BASE 0x10000000 -#define ZIMAGE_LOAD_ADDRESS (DRAM_BASE + 0x8000) -#define INITRD_LOAD_ADDRESS (DRAM_BASE + 0x800000) - -#define SIZE_1B 0x00000001 -#define SIZE_2B 0x00000002 -#define SIZE_4B 0x00000004 -#define SIZE_8B 0x00000008 -#define SIZE_16B 0x00000010 -#define SIZE_32B 0x00000020 -#define SIZE_64B 0x00000040 -#define SIZE_128B 0x00000080 -#define SIZE_256B 0x00000100 -#define SIZE_512B 0x00000200 -#define SIZE_1KB 0x00000400 -#define SIZE_2KB 0x00000800 -#define SIZE_4KB 0x00001000 -#define SIZE_8KB 0x00002000 -#define SIZE_16KB 0x00004000 -#define SIZE_32KB 0x00008000 -#define SIZE_64KB 0x00010000 -#define SIZE_128KB 0x00020000 -#define SIZE_256KB 0x00040000 -#define SIZE_512KB 0x00080000 -#define SIZE_1MB 0x00100000 -#define SIZE_2MB 0x00200000 -#define SIZE_4MB 0x00400000 -#define SIZE_8MB 0x00800000 -#define SIZE_16MB 0x01000000 -#define SIZE_32MB 0x02000000 -#define SIZE_64MB 0x04000000 -#define SIZE_100MB 0x06400000 -#define SIZE_128MB 0x08000000 -#define SIZE_256MB 0x10000000 -#define SIZE_512MB 0x20000000 -#define SIZE_1GB 0x40000000 -#define SIZE_2GB 0x80000000 - /* structures for each atag */ -struct atag_header { +typedef struct { UINT32 size; /* length of tag in words including this header */ UINT32 type; /* tag type */ -}; +} LINUX_ATAG_HEADER; -struct atag_core { +typedef struct { UINT32 flags; UINT32 pagesize; UINT32 rootdev; -}; +} LINUX_ATAG_CORE; -struct atag_mem { +typedef struct { UINT32 size; UINTN start; -}; +} LINUX_ATAG_MEM; -struct atag_videotext { +typedef struct { UINT8 x; UINT8 y; UINT16 video_page; @@ -98,29 +57,29 @@ struct atag_videotext { UINT8 video_lines; UINT8 video_isvga; UINT16 video_points; -}; +} LINUX_ATAG_VIDEOTEXT; -struct atag_ramdisk { +typedef struct { UINT32 flags; UINT32 size; UINTN start; -}; +} LINUX_ATAG_RAMDISK; -struct atag_initrd2 { +typedef struct { UINT32 start; UINT32 size; -}; +} LINUX_ATAG_INITRD2; -struct atag_serialnr { +typedef struct { UINT32 low; UINT32 high; -}; +} LINUX_ATAG_SERIALNR; -struct atag_revision { +typedef struct { UINT32 rev; -}; +} LINUX_ATAG_REVISION; -struct atag_videolfb { +typedef struct { UINT16 lfb_width; UINT16 lfb_height; UINT16 lfb_depth; @@ -135,31 +94,30 @@ struct atag_videolfb { UINT8 blue_pos; UINT8 rsvd_size; UINT8 rsvd_pos; -}; +} LINUX_ATAG_VIDEOLFB; -struct atag_cmdline { +typedef struct { CHAR8 cmdline[1]; -}; +} LINUX_ATAG_CMDLINE; -struct atag { - struct atag_header header; +typedef struct { + LINUX_ATAG_HEADER header; union { - struct atag_core core_tag; - struct atag_mem mem_tag; - struct atag_videotext videotext_tag; - struct atag_ramdisk ramdisk_tag; - struct atag_initrd2 initrd2_tag; - struct atag_serialnr serialnr_tag; - struct atag_revision revision_tag; - struct atag_videolfb videolfb_tag; - struct atag_cmdline cmdline_tag; + LINUX_ATAG_CORE core_tag; + LINUX_ATAG_MEM mem_tag; + LINUX_ATAG_VIDEOTEXT videotext_tag; + LINUX_ATAG_RAMDISK ramdisk_tag; + LINUX_ATAG_INITRD2 initrd2_tag; + LINUX_ATAG_SERIALNR serialnr_tag; + LINUX_ATAG_REVISION revision_tag; + LINUX_ATAG_VIDEOLFB videolfb_tag; + LINUX_ATAG_CMDLINE cmdline_tag; } body; -}; +} LINUX_ATAG; -#define next_tag_address(t) ((struct atag *)((UINT32)(t) + (((t)->header.size) << 2) )) -#define tag_size(type) ((UINT32)((sizeof(struct atag_header) + sizeof(struct type)) >> 2)) +typedef VOID (*LINUX_KERNEL)(UINT32 Zero, UINT32 Arch, UINTN ParametersBase); -STATIC struct atag *Params; /* used to point at the current tag */ +#define next_tag_address(t) ((LINUX_ATAG*)((UINT32)(t) + (((t)->header.size) << 2) )) +#define tag_size(type) ((UINT32)((sizeof(LINUX_ATAG_HEADER) + sizeof(type)) >> 2)) #endif - |