diff options
| author | Raghuram Subramani <raghus2247@gmail.com> | 2025-01-08 17:25:51 +0530 |
|---|---|---|
| committer | Raghuram Subramani <raghus2247@gmail.com> | 2025-01-08 17:26:43 +0530 |
| commit | c755557d0f85bd98200da263d50f9b2f552efe4b (patch) | |
| tree | b207ece15da28e987aacf9d066d86793c16a36f3 /kernel | |
| parent | b82649c2b156d5351e15fbbde00d09e5a8917b26 (diff) | |
kernel: Add ASSERT_NOT_REACHED()
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/include/common.h | 4 | ||||
| -rw-r--r-- | kernel/mm/physical_mm/physical_mm.c | 11 |
2 files changed, 12 insertions, 3 deletions
diff --git a/kernel/include/common.h b/kernel/include/common.h index 52076fa..041d3b1 100644 --- a/kernel/include/common.h +++ b/kernel/include/common.h @@ -25,4 +25,8 @@ #define KiB 1024 #define MiB (KiB * KiB) +#define ASSERT_NOT_REACHED() \ + printk("ASSERTION FAILED:", "[%s] SHOULD NOT BE REACHED.", __func__); \ + halt(); + #endif diff --git a/kernel/mm/physical_mm/physical_mm.c b/kernel/mm/physical_mm/physical_mm.c index d57cc83..407aad6 100644 --- a/kernel/mm/physical_mm/physical_mm.c +++ b/kernel/mm/physical_mm/physical_mm.c @@ -10,6 +10,8 @@ #include <mm/memory_map.h> #include <mm/physical_mm.h> +#include <kernel/halt.h> + extern uint32_t kernel_start; extern uint32_t kernel_end; @@ -20,14 +22,17 @@ void physical_mm_init(void) { free_memory_regions_t *free_memory_regions = memory_map_get_free_regions(); - printk("physical_mm", "Free Memory Regions:"); + + /* TODO: Initialize these free memory regions */ + printk("\nphysical_mm", "Free Memory Regions:"); for (int i = 0; i < free_memory_regions->n_regions; i++) printk("physical_mm", "start: 0x%.08x | length: 0x%.08x", free_memory_regions->region_list[i]->addr_low, free_memory_regions->region_list[i]->len_low); - printk("physical_mm", "Kernel region:"); + /* TODO: De-initialize region used by the kernel */ + printk("\nphysical_mm", "Kernel region:"); printk("physical_mm", "Start: 0x%x", &kernel_start); printk("physical_mm", "End: 0x%x", &kernel_end); printk("physical_mm", @@ -74,6 +79,6 @@ physical_mm_find_first_free(void) if (physical_mm_test_bit(i * BITMAP_ENTRY_SIZE + j)) return i * BITMAP_ENTRY_SIZE + j; - /* TODO: Assert not reached, or something similar */ + ASSERT_NOT_REACHED(); return -1; } |