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[fix] Serial & PFPrint

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pyao12
2026-05-24 19:48:37 +08:00
Unverified
parent 4fc02d296f
commit 2c17e426c1
4 changed files with 35 additions and 57 deletions
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kernel/memory/pmm.cpp
+22 -30
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@@ -1,7 +1,6 @@
#include <memory/pmm.h>
#include <efilib.h>
#include <serial.h>
#include <BUILD_INFOS.h>
pmm_t g_pmm;
@@ -158,17 +157,15 @@ EFI_STATUS pmm_init() {
uefi_call_wrapper((void*)ST->BootServices->FreePool, 1, mem_map);
if (ENABLE_SERIAL_PRINTS) {
serial_write("PMM: init OK, total ");
serial_write_hex(total_pages);
serial_write(" pages (");
serial_write_hex(total_free / (1024*1024));
serial_write(" MB free), bitmap ");
serial_write_hex(bitmap_pages);
serial_write(" pages @ ");
serial_write_hex(bitmap_addr);
serial_write("\n");
}
serial_write("PMM: init OK, total ");
serial_write_hex(total_pages);
serial_write(" pages (");
serial_write_hex(total_free / (1024*1024));
serial_write(" MB free), bitmap ");
serial_write_hex(bitmap_pages);
serial_write(" pages @ ");
serial_write_hex(bitmap_addr);
serial_write("\n");
return EFI_SUCCESS;
}
@@ -191,11 +188,9 @@ void* pmm_alloc_pages(UINTN n) {
bitmap_set(idx);
g_pmm.free_pages--;
if (ENABLE_SERIAL_PRINTS) {
serial_write("PMM: alloc 1 page @ ");
serial_write_hex((UINTN)page);
serial_write("\n");
}
serial_write("PMM: alloc 1 page @ ");
serial_write_hex((UINTN)page);
serial_write("\n");
return page;
}
@@ -214,13 +209,11 @@ void* pmm_alloc_pages(UINTN n) {
}
g_pmm.free_pages -= n;
if (ENABLE_SERIAL_PRINTS) {
serial_write("PMM: alloc ");
serial_write_hex(n);
serial_write(" pages @ ");
serial_write_hex((UINTN)base);
serial_write("\n");
}
serial_write("PMM: alloc ");
serial_write_hex(n);
serial_write(" pages @ ");
serial_write_hex((UINTN)base);
serial_write("\n");
return base;
}
} else {
@@ -247,14 +240,13 @@ void pmm_free_pages(void* addr, UINTN n) {
g_pmm.free_list_head = page;
}
if (ENABLE_SERIAL_PRINTS) {
serial_write("PMM: free ");
serial_write_hex(n);
serial_write(" pages @ ");
serial_write_hex((UINTN)addr);
serial_write("PMM: free ");
serial_write_hex(n);
serial_write(" pages @ ");
serial_write_hex((UINTN)addr);
serial_write("\n");
}
}
UINTN pmm_get_free_count() {
return g_pmm.free_pages;