PoliEcho/kern
1
0
Fork 0
forked from PoliEcho-holding-org/kern
Code Pull Requests Activity

Improved printf()

Browse Source
This commit is contained in:
Tom-on
2024-08-27 15:17:42 +02:00
parent f79603c778
commit b88f84b4cd
3 changed files with 120 additions and 70 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/kernel.c
+17 -21
View File
@@ -88,7 +88,7 @@ void main() {
terminal->fg = FG_COLOR;
terminal->bg = BG_COLOR;
clear();
print("kern.\n\n");
printf("kern.\n\n");
// Run Interactive Shell Program
// TODO: Make it in another file
@@ -254,17 +254,13 @@ void main() {
}
putc('\n');
}
if (i < 0x10) printf("0");
if (i < 0x100) printf("0");
if (i < 0x1000) printf("0");
printf("%x: ", i);
printf("%04x: ", i);
}
if (fp->_ptr[i] < 0x10) putc('0');
printf("%x ", fp->_ptr[i]);
printf("%02x ", fp->_ptr[i]);
}
if (fp->_size % 32 != 0) {
for (size_t i = 0; i < 32-(fp->_size % 32); i++) {
printf("00 ");
printf(" ");
}
}
printf(" ");
@@ -314,35 +310,35 @@ void printRegs() {
// a, b, c, d
__asm__ volatile ("movl %%eax, %0" : "=r"(val));
printf("eax 0x%x\n", val);
printf("eax 0x%08x\n", val);
__asm__ volatile ("movl %%ebx, %0" : "=r"(val));
printf("ebx 0x%x\n", val);
printf("ebx 0x%08x\n", val);
__asm__ volatile ("movl %%ecx, %0" : "=r"(val));
printf("ecx 0x%x\n", val);
printf("ecx 0x%08x\n", val);
__asm__ volatile ("movl %%edx, %0" : "=r"(val));
printf("edx 0x%x\n", val);
printf("edx 0x%08x\n", val);
// si, di
__asm__ volatile ("movl %%esi, %0" : "=r"(val));
printf("esi 0x%x\n", val);
printf("esi 0x%08x\n", val);
__asm__ volatile ("movl %%edi, %0" : "=r"(val));
printf("edi 0x%x\n", val);
printf("edi 0x%08x\n", val);
// cs, ds, es, ss
__asm__ volatile ("movl %%cs, %0" : "=r"(val));
printf("cs 0x%x\n", val);
printf("cs 0x%08x\n", val);
__asm__ volatile ("movl %%ds, %0" : "=r"(val));
printf("ds 0x%x\n", val);
printf("ds 0x%08x\n", val);
__asm__ volatile ("movl %%es, %0" : "=r"(val));
printf("es 0x%x\n", val);
printf("es 0x%08x\n", val);
__asm__ volatile ("movl %%ss, %0" : "=r"(val));
printf("ss 0x%x\n", val);
printf("ss 0x%08x\n", val);
// stack
__asm__ volatile ("movl %%esp, %0" : "=r"(val));
printf("esp 0x%x\n", val);
printf("esp 0x%08x\n", val);
__asm__ volatile ("movl %%ebp, %0" : "=r"(val));
printf("ebp 0x%x\n", val);
printf("ebp 0x%08x\n", val);
}
void printPhysicalMemmap() {
@@ -350,7 +346,7 @@ void printPhysicalMemmap() {
smapEntry_t* smapEntry = (smapEntry_t*)SMAP_ENTRIES;
for (uint32_t i = 0; i < entryCount; i++) {
printf("Region %d - base: 0x%x length: 0x%x type: %d ", i, (uint32_t)smapEntry->baseAddress, (uint32_t)smapEntry->length, smapEntry->type);
printf("Region %02d - base: 0x%08x length: 0x%08x type: %2d ", i, (uint32_t)smapEntry->baseAddress, (uint32_t)smapEntry->length, smapEntry->type);
switch (smapEntry->type) {
case 1: printf("(Available)\n"); break;