xyou
f1a2a110d7
Add the current OS source tree, build scripts, system image layout, and development notes covering DMA page allocation, e1000 bring-up, net API dispatch, and DHCP work in progress.
52 lines
1009 B
C
52 lines
1009 B
C
#ifndef UTSM_DSK_H
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#define UTSM_DSK_H
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#include <utsm/types.h>
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#define DSK_BOOT_MAGIC 0x44534B31424F4F54ULL /* "DSK1BOOT" */
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#define DSK_BOOT_ABI_VERSION 1u
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#define DSK_BOOT_FLAG_FROM_UTSM (1ULL << 0)
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#define DSK_BOOT_FLAG_DKM_READY (1ULL << 1)
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#define DSK_BOOT_FLAG_FAT32_PATH (1ULL << 2)
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typedef struct dsk_boot_context {
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u64 magic;
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u32 abi_version;
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u32 size;
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u64 flags;
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u64 hhdm_offset;
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u64 rsdp_address;
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u64 framebuffer_address;
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u64 framebuffer_width;
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u64 framebuffer_height;
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u64 framebuffer_pitch;
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u32 framebuffer_bpp;
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u32 reserved_fb;
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u64 boot_modules_response;
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u64 dkm_kernel_api;
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u64 dkm_driver_table;
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u64 dkm_driver_count;
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u64 utsm_state;
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u64 drr_state;
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u64 memory_map;
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u64 memory_map_count;
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u64 memory_map_entry_size;
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u64 kernel_stack_top;
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u64 reserved[8];
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} dsk_boot_context;
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typedef void (*dsk_entry_fn)(const dsk_boot_context *context);
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int dsk_load_and_jump(void);
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#endif
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