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Pass page table address range to HULK on boot

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This commit is contained in:
Josh Holtrop 2022-03-28 21:22:10 -04:00
parent f904ec2b48
commit 3bdc5bccdd
2 changed files with 9 additions and 0 deletions
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3
src/hello/hello.d
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@ -414,6 +414,8 @@ extern (C) EFI_STATUS efi_main(EFI_HANDLE image_handle, EFI_SYSTEM_TABLE * st)
console.writeln("Welcome to HELLO, HOS EFI Lightweight LOader, v0.1.0"); console.writeln("Welcome to HELLO, HOS EFI Lightweight LOader, v0.1.0");
console.writeln("Firmware vendor: '%S', version: 0x%x", st.FirmwareVendor, st.FirmwareVendor); console.writeln("Firmware vendor: '%S', version: 0x%x", st.FirmwareVendor, st.FirmwareVendor);
bootinfo().pt_phys = cast(ulong)scratch.current();
if (!set_graphics_mode()) if (!set_graphics_mode())
{ {
console.wait_key(); console.wait_key();
@ -447,6 +449,7 @@ extern (C) EFI_STATUS efi_main(EFI_HANDLE image_handle, EFI_SYSTEM_TABLE * st)
bootinfo().hulk_phys = hulk_bin_phys(); bootinfo().hulk_phys = hulk_bin_phys();
bootinfo().bss_phys = bss_phys; bootinfo().bss_phys = bss_phys;
bootinfo().stack_phys = stack_phys; bootinfo().stack_phys = stack_phys;
bootinfo().pt_size = cast(ulong)scratch.current() - bootinfo().pt_phys;
jump_to_hulk(); jump_to_hulk();

6
src/hulk/bootinfo.d
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@ -67,4 +67,10 @@ struct BootInfo
/* Physical address of stack while jumping to HULK. */ /* Physical address of stack while jumping to HULK. */
ulong stack_phys; ulong stack_phys;
/* Physical address of page tables while jumping to HULK. */
ulong pt_phys;
/* Size of page tables while jumping to HULK. */
ulong pt_size;
} }