JimmyBinoculars/Operator-system
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Update system branding and improve documentation clarity. Changed references from "Simple UEFI Operating System" to "Simple 64-bit Operating System" in multiple files. Enhanced comments in memory.c for better understanding of PMM initialization and paging initialization.

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JimmyBinoculars
2026-02-27 19:57:26 +00:00
parent a3edb854f4
commit d17daf7aac
3 changed files with 8 additions and 7 deletions
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6
commands.c
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@@ -193,13 +193,13 @@ static void cmd_about(BootInfo *Boot, CHAR16 *Args)
SAFE_PRINT(Boot, L"\n\r"); SAFE_PRINT(Boot, L"\n\r");
SAFE_PRINT(Boot, L"================================================\n\r"); SAFE_PRINT(Boot, L"================================================\n\r");
SAFE_PRINT(Boot, L" Simple UEFI Operating System\n\r"); SAFE_PRINT(Boot, L" Simple 64-bit Operating System\n\r");
SAFE_PRINT(Boot, L"================================================\n\r"); SAFE_PRINT(Boot, L"================================================\n\r");
SAFE_PRINT(Boot, L"\n\r"); SAFE_PRINT(Boot, L"\n\r");
SAFE_PRINT(Boot, L"A minimal bootable UEFI operating system written in C.\n\r"); SAFE_PRINT(Boot, L"A minimal bootable operating system written in C.\n\r");
SAFE_PRINT(Boot, L"\n\r"); SAFE_PRINT(Boot, L"\n\r");
SAFE_PRINT(Boot, L"Features:\n\r"); SAFE_PRINT(Boot, L"Features:\n\r");
SAFE_PRINT(Boot, L" - UEFI Boot\n\r"); SAFE_PRINT(Boot, L" - Flexible bootloader interface\n\r");
SAFE_PRINT(Boot, L" - Console I/O\n\r"); SAFE_PRINT(Boot, L" - Console I/O\n\r");
SAFE_PRINT(Boot, L" - ELF64 Kernel Loader\n\r"); SAFE_PRINT(Boot, L" - ELF64 Kernel Loader\n\r");
SAFE_PRINT(Boot, L" - Memory Management (PMM + Heap)\n\r"); SAFE_PRINT(Boot, L" - Memory Management (PMM + Heap)\n\r");

2
kernel.c
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@@ -68,7 +68,7 @@ void kmain(BootInfo *Boot)
task_init(Boot); task_init(Boot);
/* ---- Welcome banner ---- */ /* ---- Welcome banner ---- */
SAFE_PRINT(Boot, L" Welcome to Simple UEFI Operating System!\n\r"); SAFE_PRINT(Boot, L" Welcome to Simple 64-bit Operating System!\n\r");
SAFE_PRINT(Boot, L"================================================\n\r"); SAFE_PRINT(Boot, L"================================================\n\r");
SAFE_PRINT(Boot, L"\n\r"); SAFE_PRINT(Boot, L"\n\r");
SAFE_PRINT(Boot, L"System Information:\n\r"); SAFE_PRINT(Boot, L"System Information:\n\r");

7
memory.c
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@@ -57,8 +57,9 @@ static BOOLEAN pmm_test_bit(UINTN idx)
* ---------------------------------------------------------------- */ * ---------------------------------------------------------------- */
/* /*
* Initialise the PMM: request PMM_POOL_PAGES from UEFI and set up * Initialise the PMM: request PMM_POOL_PAGES from the loader via
* the bitmap with all pages marked free. * BootInfo->alloc_pages() and set up the bitmap with all pages
* marked free.
*/ */
void pmm_init(BootInfo *Boot) void pmm_init(BootInfo *Boot)
{ {
@@ -243,7 +244,7 @@ static UINT64 *paging_walk_level(UINT64 *table, UINTN index, BOOLEAN create)
/* Log the current CR3 value (identity-mapped by UEFI). */ /* Log the current CR3 value (identity-mapped by UEFI). */
void paging_init(BootInfo *Boot) void paging_init(BootInfo *Boot)
{ {
SAFE_PRINT(Boot, L" Page: CR3 = 0x%lx (UEFI identity-mapped)\n\r", SAFE_PRINT(Boot, L" Page: CR3 = 0x%lx (identity-mapped by loader)\n\r",
read_cr3()); read_cr3());
} }