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Write HELLO memory map debug data to serial port

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josh committed 2023-09-04 20:59:38 -04:00
1 parent 0781962e9f
commit 4500f3cbca
2 files changed
+13 -1
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src/hello/hello.d
+9
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@@ -11,6 +11,7 @@ import hulk.pagetable;
import hulk.cpu;
import hulk.memory;
import ldc.llvmasm;
import hulk.serial;
__gshared EFI_SYSTEM_TABLE * st;
/** HULK binary start address, 4KB-aligned. */
@@ -205,6 +206,7 @@ private void get_memory_map(ulong * physical_address_limit, UINTN * memory_map_k
}
if (descriptor.Type >= efi_to_hulk_memory_map_type.length)
{
Serial.writefln("Unexpected descriptor type %u", descriptor.Type);
continue;
}
bootinfo().memory_map[count].base = descriptor.PhysicalStart;
@@ -217,6 +219,7 @@ private void get_memory_map(ulong * physical_address_limit, UINTN * memory_map_k
bootinfo().bss_phys = bootinfo().memory_map[count].base;
bootinfo().memory_map[count].base += hulk_bss_size();
bootinfo().memory_map[count].size -= hulk_bss_size();
Serial.writefln("Locating HULK BSS at %x", bootinfo().bss_phys);
found_bss = true;
}
if ((!found_stack) &&
@@ -226,6 +229,7 @@ private void get_memory_map(ulong * physical_address_limit, UINTN * memory_map_k
bootinfo().stack_phys = bootinfo().memory_map[count].base;
bootinfo().memory_map[count].base += hulk_stack_size();
bootinfo().memory_map[count].size -= hulk_stack_size();
Serial.writefln("Locating HULK stack at %x", bootinfo().stack_phys);
found_stack = true;
}
if ((!found_fb_buffer1) &&
@@ -235,8 +239,13 @@ private void get_memory_map(ulong * physical_address_limit, UINTN * memory_map_k
bootinfo().fb_buffer1_phys = bootinfo().memory_map[count].base;
bootinfo().memory_map[count].base += fb_size;
bootinfo().memory_map[count].size -= fb_size;
Serial.writefln("Locating HULK FB1 at %x", bootinfo().fb_buffer1_phys);
found_fb_buffer1 = true;
}
Serial.writefln("Memory range %x:%x (%u)",
bootinfo().memory_map[count].base,
bootinfo().memory_map[count].base + bootinfo().memory_map[count].size - 1u,
bootinfo().memory_map[count].type);
}
bootinfo().memory_map_count = count;
if ((!found_bss) || (!found_stack) || (!found_fb_buffer1))