Fix minor warnings

kernel/baseimg/baseimg.c

@@ -32,7 +32,7 @@ void baseimg_init(void) {
     hal_hang();
   } else {
     LOG("baseimg", "base.img found\n");
-    LOG("baseimg", "addr = %p, size = %lld\n", baseimg->address, baseimg->size);
+    LOG("baseimg", "addr = %p, size = %lu\n", baseimg->address, baseimg->size);
     for (size_t i = 0; i < 30; i++) {
       kprintf("%02X ", ((uint8_t *)(baseimg->address))[i]);
       if (i > 0 && (i + 1) % 10 == 0) {

kernel/fs/portlfs/portlfs.c

@@ -8,7 +8,7 @@
 #include "hal/hal.h"
 
 int32_t littlefs_cleanup(struct VfsMountPoint *vmp) {
-  dlfree(vmp->fs.littlefs.instance.cfg);
+  dlfree((void *)vmp->fs.littlefs.instance.cfg);
   int32_t err = vmp->backingsd->cleanup(vmp->backingsd);
   if (err != E_OK) {
     return err;

kernel/hal/x86_64/intr.c

@@ -25,7 +25,7 @@ typedef struct BackTraceFrame {
 void backtrace(BackTraceFrame *bt) {
   kprintf("Backtrace:\n");
   for (size_t frame = 0; bt; frame++) {
-    kprintf("  0x%llx\n", bt->rip);
+    kprintf("  %zu: 0x%lx\n", frame, bt->rip);
     bt = bt->rbp;
   }
 }

kernel/hal/x86_64/vmm.c

@@ -110,7 +110,7 @@ void hal_vmm_map_kern(uint64_t targetcr3) {
   }
 }
 
-uint64_t hal_vmm_userproc_pml4_phys(Proc *proc) {
+uint64_t hal_vmm_userproc_pml4_phys(void) {
   uint8_t *cr3phys = pmm_alloc(1);
   uint64_t phys = (uint64_t)cr3phys;
   hal_memset(VIRT(phys), 0, HAL_PAGE_SIZE);

kernel/hal/x86_64/vmm.h

@@ -17,8 +17,6 @@ typedef struct VasRange {
   uint8_t pgflags;
 } PACKED VasRange;
 
-struct Proc;
-
 enum {
   HAL_PG_PRESENT = 1<<0,
   HAL_PG_RW      = 1<<1,
@@ -60,6 +58,6 @@ void hal_vmm_map_page(uint64_t cr3phys, uint64_t virtaddr, uint64_t physaddr, ui
 uint64_t hal_vmm_current_cr3(void);
 void hal_vmm_map_range(uint64_t cr3phys, void *virtstart, void *physstart, size_t size, uint32_t flags);
 void hal_vmm_unmap_range(uint64_t cr3phys, void *virtstart, void *physstart, size_t size);
-uint64_t hal_vmm_userproc_pml4_phys(struct Proc *proc);
+uint64_t hal_vmm_userproc_pml4_phys();
 
 #endif // HAL_VMM_H_

kernel/proc/proc.c

@@ -108,7 +108,7 @@ Proc *proc_spawnuser(char *mountpoint, char *path) {
   ksprintf(proc->name, "%s:%s", mountpoint, path);
   
   hal_memset(&proc->platformdata.trapframe, 0, sizeof(proc->platformdata.trapframe));
-  proc->platformdata.cr3 = hal_vmm_userproc_pml4_phys(proc);
+  proc->platformdata.cr3 = hal_vmm_userproc_pml4_phys();
 
   uint8_t *kstackp = (uint8_t *)pmm_alloc(PROC_STACKBLOCKS) + PROC_STACKSIZE;
   proc->platformdata.kstack = kstackp;

kernel/storedev/storedev.h

@@ -5,12 +5,13 @@
 #include <stddef.h>
 #include "spinlock/spinlock.h"
 #include "ramsd.h"
+#include "compiler/attr.h"
 
 enum {
   STOREDEV_RAMSD,
 };
 
-static const char *storedev_strings[] = {
+UNUSED static const char *storedev_strings[] = {
   "RAMSD",
 };
 

kernel/syscall/syscall.h

@@ -8,7 +8,7 @@
 #define SYSCALLS_MAX 0xff
 
 #define SYSCALL0(name) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        UNUSED uint64_t _1, \
        UNUSED uint64_t _2, \
        UNUSED uint64_t _3, \
@@ -18,7 +18,7 @@
       )
 
 #define SYSCALL1(name, arg1) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        UNUSED uint64_t _2, \
        UNUSED uint64_t _3, \
@@ -28,7 +28,7 @@
       )
 
 #define SYSCALL2(name, arg1, arg2) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        uint64_t arg2, \
        UNUSED uint64_t _3, \
@@ -38,7 +38,7 @@
       )
 
 #define SYSCALL3(name, arg1, arg2, arg3) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        uint64_t arg2, \
        uint64_t arg3, \
@@ -48,7 +48,7 @@
       )
 
 #define SYSCALL4(name, arg1, arg2, arg3, arg4) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        uint64_t arg2, \
        uint64_t arg3, \
@@ -58,7 +58,7 @@
       )
 
 #define SYSCALL5(name, arg1, arg2, arg3, arg4, arg5) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        uint64_t arg2, \
        uint64_t arg3, \
@@ -68,7 +68,7 @@
       )
 
 #define SYSCALL6(name, arg1, arg2, arg3, arg4, arg5, arg6) \
-  name(IntrStackFrame *frame, \
+  name(UNUSED IntrStackFrame *frame, \
        uint64_t arg1, \
        uint64_t arg2, \
        uint64_t arg3, \

kernel/vfs/vfs.h

@@ -8,6 +8,7 @@
 #include "fs/portlfs/portlfs.h"
 #include "storedev/storedev.h"
 #include "sysdefs/ioctl.h"
+#include "compiler/attr.h"
 
 #define VFS_MOUNTPOINT_LABEL_MAX 128
 #define VFS_MOUNTPOINTS_MAX 30
@@ -16,7 +17,7 @@ enum {
   VFS_LITTLEFS,
 };
 
-static const char *vfs_strings[] = {
+UNUSED static const char *vfs_strings[] = {
   "Little FS",
 };
 

share/errors.h

@@ -19,6 +19,7 @@
 
 #if !defined(__ASSEMBLER__)
 
+__attribute__((unused))
 static const char *_ERROR_STRINGS[] = {
   "OK",
   "Out of memory",